JP2021075979A - Sinking-in prevention anchor metallic material - Google Patents

Abstract

To provide an anchor metallic material (connection metallic material) that is proof against both earthquake loads of drawing force (tractive force) and compressive force (sinking-in force) of an earthquake, strong wind (typhoon), and the like.SOLUTION: An anchor metallic material (connection metallic material) is provided, the anchor metallic material comprising: a concave reinforcement column that is obtained by bending a rectangular flat steel plate into a concave shape having a back plate part on which a plurality of holes are formed, in order to be fixed on a vertical frame of a building based on a wooden framework wall method (two-by-four construction method); an L-shaped upper fixation part that is formed at an upper part of the concave reinforcement column and includes a rectangular steel plate on which an upper floor bolt hole for fixation to an upper floor is formed; and an L-shaped lower fixation part that is formed at a lower part of the concave reinforcement column and includes a rectangular steel plate on which a lower floor bolt hole for fixation to a lower floor is formed.SELECTED DRAWING: Figure 2

Description

The present invention firmly connects the concrete foundation of a building to the first floor, the second floor, the third floor, and the upper floors above it in a wooden building, and the pulling force (tensile force) of the building. It relates to an anchor hardware (connecting hardware) used for the purpose of increasing both the compressive force (sinking force).

Conventionally, in wooden construction, as shown in FIG. 1a of FIG. 1, an anchor bolt 10 dedicated to hole down is embedded in a concrete foundation 9, a base 8 is fixed on the upper surface of the concrete foundation 9, and the base 8 is placed on the base 8. The side joists 7 were attached, the structural plywood 5 was attached on the side joists 7, the lower frame 6 was attached on the structural plywood 5, and the vertical frame 2 was attached on the upper surface of the lower frame 6.

In order to connect the concrete foundation 9 and the vertical frame 2 configured in this way, the hole-down hardware 1 is fixed to the vertical frame 2 with screws 3, and the hole-down dedicated anchor bolt 10 and the hole-down hardware 1 are nuts 4. Was fixed by.

Further, as shown in FIG. 1b, in order to construct the first and second floors of the building and the second and third floors above it, the hole-down hardware 22 is turned upside down with a screw 23 on the upper part of the vertical frame 24 on the lower floor. And attach the hole-down hardware 13 to the lower part of the vertical frame 11 on the upper floor with screws 12, and connect the hole-down hardware 13 on the upper floor and the hole-down hardware 22 on the lower floor to the connecting bolts 15 and nuts 14, 21. It was fixed with.

In the above-mentioned conventional technology, a hole-down hardware is attached to the vertical frame to prevent the building from floating or falling due to an earthquake or strong wind against the pulling force (tensile force) caused by an earthquake or strong wind (typhoon). The hole-down hardware attached to the vertical frame was powerless against the compressive force (sinking force) applied to the building.

However, when a building shakes due to an earthquake, strong wind (typhoon), etc., a compressive force (sinking force) is generated for the building in addition to the pulling force (tensile force).

An object of the present invention is to provide an anchor hardware (connecting hardware) that can withstand both a pulling force (tensile force) and a compressive force (sinking force) such as an earthquake and a strong wind (typhoon).

In order to solve such a problem, the invention according to claim 1 is an anchor hardware used for reinforcing a wooden building, in which a rectangular flat steel plate is bent into a concave shape in order to be fixed to a vertical frame, and a plurality of holes are formed in the back plate portion. A molded concave reinforcing column, an L-shaped upper fixing part formed on the upper part of the concave reinforcing column, and an upper floor bolt hole formed in a rectangular steel plate to connect with the anchor hardware on the upper floor, and a concave reinforcement. It is characterized by being formed in the lower part of a pillar and composed of an L-shaped lower fixing portion in which a bolt hole for the lower floor is formed in a rectangular steel plate for connecting with an anchor hardware on the lower floor.

In the invention according to claim 2, in addition to the structure according to claim 1, the L-shaped upper fixing portion includes a ceiling plate formed of a rectangular steel plate attached to the upper end of the concave reinforcing column and the concave reinforcing column. The opposite side of the sleeve reinforcing plate formed into a right-angled triangle is attached to both sides of the ceiling plate protruding in the opening direction of the upper end of the sleeve reinforcing plate, and the adjacent side of the sleeve reinforcing plate is attached to the cross section of the concave reinforcing column. ..

In the invention according to claim 3, in addition to the structure according to claim 1, the L-shaped lower fixing portion includes a bottom plate formed of a rectangular steel plate attached to the lower end of the concave reinforcing column, and the concave reinforcing column. It is characterized in that the opposite side of the sleeve reinforcing plate formed in a right-angled triangle shape is attached to both sides of the bottom plate protruding in the opening direction of the lower end, and the adjacent side of the sleeve reinforcing plate is attached to the cross section of the concave reinforcing column.

In the invention according to claim 4, in addition to the structure according to any one of claims 1 to 3, the L-shaped upper fixing portion and the L-shaped lower fixing portion have the same shape and are configured upside down. It is a feature.

In the invention according to claim 5, in addition to the structure according to any one of claims 1 to 4, the anti-merking anchor hardware of the present invention is fixed to a vertical frame on a lower floor with a plurality of nails and coach bolts. At the same time, the metal fittings for preventing merging are fixed to the vertical frame on the upper floor directly above the vertical frame with a plurality of nails and coach bolts. It is characterized in that a connecting bolt is inserted into the bolt hole for the lower floor of the upper floor anti-merging anchor hardware and the upper and lower floor anti-merging anchor hardware is connected with a nut.

In the invention according to claim 6, in addition to the structure according to any one of claims 1 to 4, the anchor hardware for preventing merging is fixed to the vertical frame on the first floor with a plurality of nails and coach bolts. The anti-merging anchor hardware is fixed to the vertical frame on the second floor directly above it with a plurality of nails and coach bolts, and the bolt holes for the upper floor of the anti-merging anchor hardware on the first floor and the bolt holes on the second floor are used. Insert the connecting bolts into the bolt holes for the lower floor of the anti-merging anchor hardware and connect the anti-merking anchor hardware on the upper and lower floors with nuts, and make concrete in the bolt holes for the lower floor of the anti-merging anchor hardware on the first floor. It is characterized by inserting an anchor bolt for hole down installed on the foundation and fixing it with a nut.

According to the invention of claim 1, in an anchor hardware used for reinforcing a wooden building, a rectangular flat steel plate is bent into a concave shape in order to fix it to a vertical frame, and a plurality of holes are formed in a back plate portion. It is formed on the pillar and the upper part of the concave reinforcing pillar, and is formed on the L-shaped upper fixing part where the bolt hole for the upper floor is formed in the rectangular steel plate to connect with the anchor hardware on the upper floor, and the lower part of the concave reinforcing pillar. By forming an L-shaped lower fixing part in which a bolt hole for the lower floor is formed on a rectangular steel plate to connect with the anchor hardware on the lower floor, the pulling force (tensile force) and compressive force (sinking force) are simple. ) It has become possible to withstand both seismic forces.

According to the invention of claim 2, the L-shaped upper fixing portion protrudes in the opening direction of the ceiling plate formed of a rectangular steel plate attached to the upper end of the concave reinforcing column and the upper end of the concave reinforcing column. By attaching the opposite side of the sleeve reinforcing plate formed in a right-angled triangle shape to both sides of the ceiling plate and attaching the adjacent side of the sleeve reinforcing plate to the cross section of the concave reinforcing column, it is possible to give sufficient strength with a simple structure. Is now possible.

According to the invention of claim 3, the L-shaped lower fixing portion includes a bottom plate formed of a rectangular steel plate attached to the lower end of the concave reinforcing column and a bottom plate protruding in the opening direction of the lower end of the concave reinforcing column. By attaching the opposite side of the sleeve reinforcing plate molded in a right-angled triangle shape to both sides of the, and attaching the adjacent side of the sleeve reinforcing plate to the cross section of the concave reinforcing column, it is possible to give sufficient strength with a simple structure. Became.

According to the invention of claim 4, the L-shaped upper fixing portion and the L-shaped lower fixing portion are configured upside down in the same shape, so that the L-shaped upper fixing portion and the L-shaped lower fixing portion are mistaken for each other. It became possible to fix without.

According to the invention described in claim 5, the anchor hardware for preventing merging of the present invention is fixed to the vertical frame on the lower floor with a plurality of nails and coach bolts, and also on the vertical frame on the upper floor directly above the anchor hardware. The anti-merking anchor hardware is fixed with a plurality of nails and coach bolts, and the bolt holes for the upper floor of the anti-merking anchor hardware on the lower floor and the bolt holes for the lower floor of the anti-merging anchor hardware on the upper floor are fixed. By inserting connecting bolts and connecting the upper and lower floors with anchor hardware to prevent squeezing, it became possible to construct high-rise buildings at low cost using anchor hardware with a simple structure.

According to the invention of claim 6, a plurality of nails and coach bolts are used to fix the anchor hardware for preventing merging to the vertical frame on the first floor, and a plurality of nails are also attached to the vertical frame on the second floor directly above the anchor hardware. And the coach bolts are used to fix the anti-merging anchor hardware, and connect bolts to the bolt holes for the upper floor of the anti-merging anchor hardware on the first floor and the bolt holes for the lower floor of the anti-merging anchor hardware on the second floor. Insert the nuts to connect the anchor hardware to prevent squeezing on the upper and lower floors, and insert the anchor bolts for hole down installed on the concrete foundation into the bolt holes for the lower floors of the anchor hardware to prevent squeezing on the first floor and fix them with nuts. As a result, even low-rise buildings can be constructed at low cost with sufficient strength.

Hereinafter, embodiments of the present invention will be described.
[Embodiments of the Invention]

2 to 6 show embodiments of the present invention.

FIG. 2 shows the side root bolt 52 placed on the base 53 installed on the concrete foundation 54 of the building of the wooden frame wall construction method (two-by-four construction method), and for the structure for the first floor on the side root bolt 52. The plywood 50 is attached, the first floor wall panel composed of the lower frame 51, the vertical frame 60 and the upper frame 38 is attached to the upper surface of the structural plywood 50, and the head for constructing the second floor above the first floor wall panel. Anchor 37 is attached, a floor frame 36 is attached on the head joint 37, a structural plywood 34 for the second floor is attached on the floor frame 36, and a lower frame 35 is installed on the upper surface of the structural plywood 34. A second-floor wall panel composed of a frame 56 and an upper frame (not shown) is attached, and an anti-merking anchor metal fitting 27 is arranged in a vertical frame 60 of the first-floor wall panel configured in this way. A washer 47 and a fixing nut 46 for fixing the L-shaped lower fixing portion 45 formed at the lower part of the 27 to the hole-down dedicated anchor bolt 55 installed on the concrete foundation 54, and the vertical frame 56 of the second floor wall panel. The L-shaped upper fixing portion 41 of the Meri-preventing anchor hardware 27 installed in the lower floor bolt hole 32 and the vertical frame 60 of the first floor wall panel of the L-shaped lower fixing portion 45 of the Meri-preventing anchor hardware 27 installed in The connecting bolt 28 for fixing the L-shaped lower fixing portion 45 and the L-shaped upper fixing portion 41 by inserting into the upper floor bolt hole 39, and the connecting bolt 28 and the L-shaped lower fixing portion 45 on the second floor are fixed. Fixing nut 30 and washer 31 for fixing, fixing nut 58 and washer 57 for fixing the connecting bolt 28 and the L-shaped upper fixing portion 41 on the first floor, and a concave reinforcing pillar 75 of the anchor metal fitting 27 for preventing merging. A perspective view shows a state in which the nail 43 and the coach bolt 44 for attaching (described in FIG. 3) to the vertical frame 60 are arranged.

FIG. 3 shows the anti-merging anchor hardware 27 described with reference to FIG. 2 in a three-dimensional exploded view of FIG. 3a and a three-dimensional assembly view of FIG. 3b. The anti-merging anchor hardware 27 includes a concave reinforcing column 75, a rectangular ceiling plate 40, a bottom plate 49 having the same shape as the ceiling plate 40, and a reinforcing column cross section of the ceiling plate 40 and the concave reinforcing column 75. Two sleeve reinforcing plates (A) 73 and sleeve reinforcing plates (B) 74 formed into a right triangle to be welded and fixed to (A) 76 and the reinforcing column cross section (B) 77, and a bottom plate 49 and a concave shape. Two sleeve reinforcing plates (C) 83 and sleeve reinforcing plates (D) 82 formed into a right triangle to be welded and fixed to the reinforcing column cross section (A) 76 and the reinforcing column cross section (B) 77 of the reinforcing column 75. The concave reinforcing column 75 is a rectangular flat plate having a thickness of about 3.2 mm, a width of about 228 mm, and a length (depending on the indoor height of the building), and is concave with a bending machine (bender machine, etc.). (The side plate plate portion (A) 59 has a width of about 70 mm, the fixing plate portion 65 has a width of about 88 mm, and the side plate plate portion (B) 42 has a width of about 70 mm).

As shown in FIG. 3a, the ceiling plate 40 is formed of a rectangular flat plate having a thickness of about 9 mm, a width of about 88 mm, and a length of about 140 mm, and is the center line of the ceiling plate (right) 62 and the ceiling plate (left) 63. A hole with a diameter of about 50 mm is made at the intersection of a line about 35 mm away from the ceiling plate (back) 61 in the ceiling plate (front) 64 direction, and the lower surface of the ceiling plate (back) 61 is the upper end of the concave reinforcing column 75. While fixing to (back) 66 by welding, the lower surface of the ceiling plate (left) 63 is fixed to the upper end (left) 68 of the concave reinforcing column 75 by welding, and the lower surface of the ceiling plate (right) 62 is concave. By fixing to the upper end (right) 67 of the reinforcing column 75, the ceiling plate 40 is fixed to the upper part of the concave reinforcing column 75 by welding. Similarly, as shown in FIG. 3a, the bottom plate 49 is the center line and bottom plate (back) of the bottom plate (right) 87 and the bottom plate (left) 89 of a rectangular flat plate having a thickness of about 9 mm, a width of about 88 mm, and a length of about 140 mm. ) A hole with a diameter of about 50 mm is made at the intersection of lines about 35 mm away from the bottom plate (front) 88 in the 88 direction, and the upper surface of the bottom plate (back) 86 is welded to the lower end (not shown) of the concave reinforcing column 75. The upper surface of the bottom plate (left) 89 is fixed to the lower end (left) 78 of the concave reinforcing column 75 by welding, and the upper surface of the bottom plate (right) 87 is fixed to the lower end (right) of the concave reinforcing column 75. ) 79, the bottom plate 46 is fixed to the lower part of the concave reinforcing column 75 by welding.

As shown in FIG. 3, the sleeve reinforcing plate (A) 73 is fixed to the lower surface of the reinforcing pillar cross section (A) 76 of the concave reinforcing pillar 75 and the ceiling plate (left) 63 of the ceiling plate 40 by welding to reinforce the concave shape. It is a steel plate for reinforcing the pillar 75 and the ceiling plate 40, and is formed of a right-angled triangular flat plate steel plate having a thickness of about 9 mm. As shown in FIG. 3c, the angle between the opposite side (A) 72 and the adjacent side (A) 71 is About 90 degrees, the angle between the opposite side (A) 72 and the hypotenuse (A) 94 is about 60 degrees, the angle between the hypotenuse (A) 94 and the adjacent side (A) 71 is about 30 degrees, and the length of the opposite side (A) 72 is about 30 degrees. It is molded at about 70 mm. Similarly, the three sleeve reinforcing plates (B) 74, the sleeve reinforcing plate (C) 83, and the sleeve reinforcing plate (D) 82 are also molded with the same dimensions as the sleeve reinforcing plate (A) 73. The opposite side (B) 70 of the sleeve reinforcing plate (B) 74 thus formed is fixed to the lower surface of the reinforcing column cross section (B) 77 and the ceiling plate (right) 62 of the ceiling plate 40 by welding. The opposite side (C) 85 of the sleeve reinforcing plate (C) 83 is fixed to the upper surface of the reinforcing column cross section (A) 76 and the bottom plate (left) 89 of the bottom plate 49 by welding, and further, the opposite side (C) of the sleeve reinforcing plate (D) 82 is fixed. ) 84 is fixed to the upper surface of the reinforcing column cross section (B) 77 and the bottom plate (right) 87 of the bottom plate 49 by welding.

In FIGS. 4 and 5, the nail fixing holes (C, D, and E) for fixing the anti-merging anchor hardware 27 described in FIG. 3 to the vertical frame 60 described in FIG. 2 are set as a set. Configuration) A and coach bolt fixing holes (composed of three holes F, G, and H as a set) B will be described. The nail fixing hole (composed of three holes C, D, and E) A for driving the nail 43 shown in FIG. 2 for fixing the anchor hardware 27 to the vertical frame 60 is shown in FIG. 5a. As shown, the diameters of the three holes C, the nail hole D, and the nail hole E are all about 6 mm, and the three holes are arranged diagonally at an angle of about 60 degrees with respect to the bottom plate 49, and the nail hole C The center position is about 27 mm away from the side surface (A) Q so that the tip of the air nailer does not come into contact with the side surface (A) Q, and the center position of the nail hole D is the center of the side surface (A) Q and the side surface (B) R. It is located on the line, and the center position of the nail hole E is formed at a position about 27 mm away from the side surface (B) R so that the tip of the air nailer does not come into contact with the side surface (B) R. Similarly, the coach bolt fixing holes (composed of three holes F, G, and H) B for driving the coach bolt 44 into the vertical frame 60 are the coach bolt hole F, the coach bolt hole G, and the coach bolt hole H. The diameters of the three holes are about 14 mm, and the three holes are arranged diagonally at an angle of about 60 degrees with respect to the bottom plate 49, and the center position of the coach bolt hole F is about 20 mm from the side surface (A) Q, and the coach. The center position of the bolt hole G is located on the center line of the side surface (A) Q and the side surface (B) R, and the center position of the coach bolt hole H is located about 20 mm from the side surface (B) R.

Further, as shown in FIG. 5b, the coach bolt holes G of the coach bolt fixing holes (composed of three holes F, G, and H) B at the upper and lower center positions of the lower end S and the upper end T of the anti-merging anchor hardware 27. Is formed, and an interval of about 150 mm is formed downward from the position of the coach bolt hole G, and the nail fixing holes (composed of three holes C, D, and E) A are continuously formed into four compositions, and further below. Coach bolt fixing holes (composed of 3 holes F, G, H as a set) B are formed at a position of about 150 mm in the direction, and further downward with an interval of about 150 mm, nail fixing holes (C, D, E) are formed. (Composed as a set of 3 holes) A is formed into 2 compositions in succession, and a set of 3 holes for fixing coach bolts (F, G, H) are also formed at the upper and lower center positions of the lower end S and the upper end T. (Structured as) B's coach bolt hole G is spaced upward by about 150 mm, and nail fixing holes (composed of 3 holes C, D, and E as a set) A are continuously formed into 4 compositions, and further. A coach bolt fixing hole (composed of three holes F, G, H) B is formed at a position of about 150 mm in the upward direction, and a nail fixing hole (C, D, E) is further opened at an interval of about 150 mm in the upward direction. (Constructed as a set of 3 holes) A is shown in a continuous two-composition form. In this way, the nail fixing hole (3 holes C, D, E are configured as a set) A and the coach bolt fixing hole (F, G, H 3 holes) are provided in the fixing plate portion 65 of the anti-merging anchor hardware 27. (Structured as a set) By molding B and fixing the anti-merging anchor hardware 27 to the vertical frame with nails 43 and coach bolts 44, the building will have seismic force even if the building shakes significantly due to an earthquake or the like. It became possible to withstand.

FIG. 6 is a perspective view showing a state in which the anti-merging anchor hardware 27 described with reference to FIG. 2 is attached to a building by a wooden frame wall construction method (two-by-four construction method). A side root thickness 144 is placed on a base 145 installed on a concrete foundation 146, a structural plywood 142 for the first floor is attached on the side root thickness 144, and a lower frame is placed on the upper surface of the structural plywood 142. A first-floor wall panel composed of 143, a vertical frame 139, and an upper frame 138 is attached, and a head joint 137 for constructing the second floor is attached to the upper part of the first-floor wall panel, and a floor frame is attached on the head connection 137. 136 is attached, structural plywood 133 for the second floor is attached on the floor frame 136, and a second floor wall panel composed of a lower frame 134, a vertical frame 130 and an upper frame 129 on the upper surface of the structural plywood 133. Is attached, and a head joint 128 for constructing the third floor is attached to the upper part of the second floor wall panel, a floor frame 127 is attached on the head joint 128, and a structure for the third floor is attached on the floor frame 127. The plywood 124 for use is attached, and the third floor wall panel composed of the lower frame 125, the vertical frame 121 and the upper frame (not shown) is attached to the upper surface of the structural plywood 124, and the first floor wall panel configured in this way is attached. An anchor dedicated to hole-down in which an L-shaped lower fixing portion 45 (explained in FIG. 2) formed at the lower part of the anti-merging anchor hardware 27 is embedded in a concrete foundation 146 by attaching the anti-merging anchor hardware 27 to the frame 139. The washer 141 and the fixing nut 140 are fixed to the bolt 147, and the L-shaped upper fixing portion 41 (explained in FIG. 2) of the anti-merging anchor hardware 27 installed on the vertical frame 139 on the first floor and the second floor wall. The L-shaped lower fixing portion 45 (described in FIG. 2) of the anti-merging anchor hardware 27 installed on the vertical frame 130 of the panel was fixed with washer 132, 149 and fixing nut 131, 148 using a connecting bolt 135. Further, the L-shaped upper fixing portion 41 (explained in FIG. 2) of the anti-merging anchor hardware 27 on the second floor and the L-shaped lower fixing portion 45 (explained in FIG. 2) of the anti-merking anchor hardware 27 on the third floor are attached. The state where the washer 123, 151 and the fixing nuts 122, 150 are fixed by using the connecting bolt 126 is shown. In this way, a high-rise building is constructed by the wooden frame wall construction method (two-by-four construction method) by attaching the anti-merging anchor hardware 27 to the vertical frame of the wall panel on the upper floor and the lower frame of the wall panel on the lower floor and fixing them with connecting bolts. It became possible to do.

Although the anti-merking anchor hardware according to the present invention has been described in detail based on the above embodiments, the present invention is not limited to the above embodiments and does not deviate from the gist of the invention. Of course, even if various modifications are made in the above, it belongs to the technical scope of the present invention.

In FIG. 2, it was explained that the anti-merking anchor hardware 27 of the present invention is attached to a building of the wooden frame wall construction method (two-by-four construction method), but the same applies to the side of the upper floor in the building of the wooden frame construction method (conventional construction method). By installing between the frame material and the base or horizontal frame material on the lower floor, the building can withstand both the seismic force of pulling force (tensile force) and compressive force (sinking force) of earthquakes, strong winds (typhoons), etc. It becomes.

It has been explained that in FIG. 3, the concave reinforcing column 75 is formed by bending a rectangular flat plate steel plate having a thickness of about 3.2 mm and bending it into a concave shape by a processing machine (bender machine or the like). Of course, it is also possible to form the concave reinforcing column 75 with a flat steel plate having a thickness of about 4.5 mm.

A perspective view shows a state in which a wooden building is constructed using conventionally commercially available anchor bolts for hole-down and hole-down hardware according to the embodiment of the present invention. The squint-preventing anchor hardware according to the embodiment is shown in a perspective view. The anti-merging anchor hardware shown in FIG. 2 according to the same embodiment is shown in a three-dimensional exploded view and a three-dimensional assembly view. The front view and the side view show the anti-merging anchor hardware shown in FIG. 3 according to the embodiment. The positions of the nail fixing holes and the coach bolt fixing holes for fixing the anti-merging anchor hardware shown in FIG. 4 to the concave reinforcing column according to the same embodiment are shown in detail. A perspective view shows a wooden building constructed by using the anti-merging anchor hardware according to the embodiment.

A nail fixing hole (3 holes C, D, E-composed as a set)
B Coach bolt fixing hole (3 holes F, G, H-composed as a set)
C Nail hole D Nail hole E Nail hole F Coach bolt hole G Coach bolt hole H Coach bolt hole I Reinforcing column width J Reinforcing column depth K Ceiling plate width L Ceiling plate depth M Bottom plate width N Bottom plate depth O Side plate thickness (A)
P side plate thickness (B)
Q side (A)
R side (B)
S Lower end T Upper end 1 Hole-down hardware 2 Vertical frame 3 Screws 4 Nuts 5 Structural plywood 6 Lower frame 7 Side roots 8 Base 9 Concrete foundation 10 Hole-down dedicated anchor bolts 11 Vertical frame 12 Screws 13 Hole-down hardware 14 Nut 15 Connecting bolt 16 Structural plywood 17 Lower frame 18 Floor frame 19 Head connecting 20 Upper frame 21 Nut 22 Hole-down hardware 23 Screw 24 Vertical frame 27 Anti-merging anchor hardware 28 Connecting bolt 30 Fixing nut 31 Washer 32 Lower floor Bolt holes 34 Structural plywood 35 Lower frame 36 Floor frame 37 Head connection 38 Upper frame 39 Upper floor bolt holes 40 Ceiling plate 41 L-shaped upper fixing part 42 Side plate plate part (B)
43 Nail 44 Coach bolt 45 L-shaped lower fixing part 46 Fixing nut 47 Washer 48 Lower floor bolt hole 49 Bottom plate 50 Structural plywood 51 Lower frame 52 Side root thickness 53 Base 54 Concrete foundation 55 Hole down dedicated anchor bolt 56 Vertical Frame 57 Washer 58 Fixing nut 59 Side plate Plate (A)
60 Vertical frame 61 Ceiling board (back)
62 Ceiling board (right)
63 Ceiling board (left)
64 Ceiling board (front)
65 Fixing plate 66 Pillar top (back)
67 Top of pillar (right)
68 Pillar top (left)
69 Cathetus (B)
70 opposite side (B)
71 Cathetus (A)
72 Opposite side (A)
73 Sleeve reinforcement plate (A)
74 Sleeve reinforcement plate (B)
75 Concave reinforcing column 76 Reinforcing column cross section (A)
77 Reinforcing column cross section (B)
78 Lower end of pillar (left)
79 Pillar bottom (right)
80 Cathetus (C)
81 Cathetus (D)
82 Sleeve reinforcement plate (D)
83 Sleeve reinforcement plate (C)
84 Opposite side (D)
85 Opposite side (C)
86 Bottom plate (back)
87 Bottom plate (right)
88 Bottom plate (front)
89 Bottom plate (left)
90 angle (A)
91 angle (B)
92 angle (C)
93 Hypotenuse (B)
94 Hypotenuse (A)
95 Tip 121 Vertical frame 122 Fixing nut 123 Washer 124 Structural plywood 125 Lower frame 126 Connecting bolt 127 Floor frame 128 Head connecting 129 Upper frame 130 Vertical frame 131 Fixed nut 132 Washer 133 Structural plywood 134 Lower frame 135 Connecting bolt 136 Floor frame 137 Head connection 138 Upper frame 139 Vertical frame 140 Fixed nut 141 Washer 142 Structural plywood 143 Lower frame 144 Side root thickness 145 Base 146 Concrete foundation 147 Hole-down dedicated anchor bolt 148 Fixed nut 149 Washer 150 Fixed nut 151 Washer

Claims (6)

In anchor hardware used to reinforce wooden buildings
A concave reinforcing column in which a rectangular flat steel plate is bent into a concave shape to fix it to a vertical frame and multiple holes are formed in the back plate part.
An L-shaped upper fixing part formed on the upper part of the concave reinforcing column and having bolt holes for the upper floor formed in a rectangular steel plate to connect with the anchor hardware on the upper floor.
An L-shaped lower fixing portion formed at the lower part of a concave reinforcing column and formed with bolt holes for the lower floor on a rectangular steel plate for connecting to the anchor metal on the lower floor. The L-shaped upper fixing portion was formed into a right-angled triangular shape on both sides of a ceiling plate formed of a rectangular steel plate attached to the upper end of the concave reinforcing column and a ceiling plate protruding in the opening direction of the upper end of the concave reinforcing column. The metal fitting for preventing merging according to claim 1, wherein the opposite side of the sleeve reinforcing plate is attached, and the adjacent side of the sleeve reinforcing plate is attached to the cross section of the concave reinforcing column. The L-shaped lower fixing part is a sleeve reinforcement formed in a right-angled triangle shape on both sides of a bottom plate formed of a rectangular steel plate attached to the lower end of the concave reinforcing column and a bottom plate protruding in the opening direction of the lower end of the concave reinforcing column. The metal fitting for preventing merging according to claim 1, wherein the opposite side of the plate is attached and the adjacent side of the sleeve reinforcing plate is attached to the cross section of the concave reinforcing column. The merchandise prevention anchor hardware according to any one of claims 1 or 3, wherein the L-shaped upper fixing portion and the L-shaped lower fixing portion are formed upside down in the same shape. The anchor hardware of the present invention is fixed to the vertical frame on the lower floor with a plurality of nails and coach bolts, and the vertical frame on the upper floor directly above the anchor is also prevented from being squeezed with a plurality of nails and coach bolts. Fix the anchor hardware, insert the connecting bolts into the bolt holes for the upper floor of the anchor hardware to prevent melody on the lower floor and the bolt holes for the lower floor of the anchor hardware to prevent merging on the upper floor, and use nuts to insert the merits on the upper and lower floors. The anti-slip anchor hardware according to any one of claims 1 or 4, wherein the anti-scratch anchor hardware is connected. Fix the anti-slip anchor hardware to the vertical frame on the first floor with multiple nails and coach bolts, and also use multiple nails and coach bolts to fix the anti-slip anchor hardware to the vertical frame on the second floor directly above it. After fixing, insert the connecting bolts into the bolt holes for the upper floor of the anti-merking anchor hardware on the first floor and the bolt holes for the lower floor of the anti-merging anchor hardware on the second floor, and use nuts to prevent the anti-merging anchors on the upper and lower floors. Claims 1 to 4 characterized in that the hardware is connected and the hole-down dedicated anchor bolt installed on the concrete foundation is inserted into the bolt hole for the lower floor of the anchor hardware for preventing merging on the first floor and fixed with a nut. Anchor hardware for preventing merging according to any one of the above.

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