JP3621021B2 - Construction hardware - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a connecting hardware for construction.
[0002]
[Prior art]
The connecting hardware for construction is mainly used for a frame-type wooden structure building, and is generally attached by nail fastening such as a wing plate bolt, a shaving, a short hardware, a stool hardware, a box hardware, and the like.
[0003]
However, this kind of hardware is not used for wooden buildings by the frame wall method. All structural materials constituting the building are connected or joined by nailing.
[0004]
[Problems to be solved by the invention]
For this reason, when a building built by this construction method is demolished, it is completely destroyed, treated as industrial waste, and not reused.
[0005]
Treating it as waste is a labor cost of resources and is economically lossy. Moreover, even if it says a process, after all, it can only be incinerated, and that causes the air pollution.
[0006]
The present invention has been made paying attention to such a conventional problem, and enables the dismantling without destroying the wooden building by the frame wall construction method, and thus the reuse of the structural material. The purpose is to provide consolidated hardware.
[0007]
[Means for Solving the Problems]
The metal fittings for construction provided by the present invention are those described in the following (1) and (2).
[0008]
(1) is attached to the connecting portion of the half-width material other structural material constituting the wall portion of the wooden building by wood frame construction, a coupling hardware for connecting the structural material of the connecting portion, the connecting portion of the structural member In a state of being attached to the box, a box metal having a bolt hole communicating with a through hole provided in advance in each structural material, and a bolt that is inserted through the through hole and the bolt hole and integrally couples the box metal and the structural material. The box metal part is integrally attached to a plate body portion having a height and a width corresponding to four times the thickness 1 / 2a of the half-square member, and a plate body portion attached to an intermediate portion in the height direction of the plate body portion. It consists of a receiving plate part that forms a U-shaped groove into which a half-width member of width a is inserted with its thickness direction facing up and down , and the bolt hole has a central part in the width a direction and a thickness 1 / 2a direction Three 1st, 2nd, and 3rd through-holes are provided in the center at intervals of 3 / 4a in the length direction. The half-width members are stacked in two stages with the thickness direction facing up and down, and the positions of the through holes are aligned, the side faces along the plate body, and the receiving plate is sandwiched. Arranged on the top and bottom, when the second through hole is aligned with the central portion in the width 2a direction of the plate body portion, it is provided at a position communicating with each through hole ( Hereinafter referred to as the first hardware).
[0009]
(2) is attached to the connecting portion of the half-width material other structural material constituting the external corner portion of the wooden building by wood frame construction, a coupling hardware for connecting the structural material of the coupling portion, connection of the structural member In a state of being attached to the part, a box metal having a bolt hole communicating with a through hole provided in advance in each structural material, and a bolt that is inserted through the through hole and the bolt hole and integrally connects the box metal and the structural material configured, the box hardware is three times the corresponding width and half-width material thickness 1 / 2a 2 plates body width direction side having a height of 4 times equivalent thickness 1 / 2a halfwidth material An L-shaped plate body part formed by integrally joining at the end, and a half-width member having a width a between the L-shaped plate body part and the L-shaped plate body part integrally attached to an intermediate portion in the height direction inside the L-shaped plate body part the a receiving plate portion whose thickness direction is planar shape fitted toward the vertical direction to form a U-shaped groove of the L-shaped Becomes, the bolt holes in the width direction a central portion, first at 3 / 4a intervals in the length direction, the second, provided two through holes, the position of 1 / 2a through the first through hole It is a wood end face, and three first, second, and third through holes are provided at the central portion in the direction of thickness 1 / 2a at intervals of 1 / 2a in the length direction. The half-square member whose position is 1 / 4a from the top is overlapped in two stages with the thickness direction facing up and down, and the positions of the through holes are aligned, and the side surface is one plate body part The wood end surface is abutted against the other plate body part, and when placed above and below the receiving plate part, the building is provided at a position communicating with each through hole. Consolidated hardware (hereinafter referred to as second hardware) .
[0010]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, embodiments of the present invention will be described by way of examples.
[0011]
[Example 1]
FIG. 1 shows an example of a first hardware (hereinafter referred to as Example 1). The connecting hardware for construction (hereinafter referred to as hardware) K ₁ of Example 1 is composed of a box hardware H ₁ and a single screw bolt V. FIG (a) is a perspective view of the box hardware H _1, FIG. (B) is a front view, FIG. (C) is its plan view and FIG. (D) is a perspective view of a bolt V.
[0012]
The metal object K ₁ is a metal object that is used as a connecting part of the structural material constituting the face wall part of the wooden building by the frame wall method (two-by-four method) shown in FIGS. . The structural material referred to here is a 2 × 4 inch half-angle material except for some materials such as joists.
[0013]
The box metal H ₁ is composed of a plate body portion 1 and a receiving plate portion 2 made of a steel plate having a thickness of 1.0 mm. The plate portion 1 has a height and a width corresponding to twice the width a of the half-square member, that is, four times the thickness 1 / 2a of the half-square member. The receiving plate portion 2 is an L-shaped plate that is integrally attached to the intermediate portion in the height direction of the plate body portion 1 and forms a U-shaped groove m into which a half-angle member is fitted horizontally with the plate body portion 1. . The width of the groove m is a and the depth is 1 / 2a.
[0014]
h is a bolt hole provided in the plate body portion 1 and the receiving plate portion 2.
[0015]
This bolt hole is a half angle in which three first, second, and third through holes are provided at intervals of 3 / 4a in the length direction at the width a direction center portion and the thickness 1 / 2a direction center portion. The material is stacked in two stages with the thickness direction facing up and down, and the positions of the through holes are aligned, the side faces the plate body portion 1 and the receiving plate portion 2 is sandwiched between When the second through hole is positioned vertically and aligned with the center of the plate body portion 1 in the width 2a direction, the second through hole is provided at a position communicating with each through hole.
[0016]
The bolt V is a bolt that is inserted into the bolt hole h and a through-hole of a half-angle member that communicates with the bolt hole h and integrally connects the box metal object H ₁ and the half-angle member.
[0017]
[Example 2]
FIG. 2 shows an example of the second hardware (hereinafter referred to as Example 2). The connecting metal for construction (hereinafter referred to as hardware) K ₂ of the second embodiment is composed of a box metal H ₂ and a single screw bolt V. 4A is a perspective view of the box metal object H ₂ , FIG. 4B is a front view thereof, FIG. 4C is a plan view thereof, and FIG. 4D is a perspective view of the bolt V.
[0018]
Hardware K _2, using the connecting portion of the half-width material constituting the external corner portion of the wooden building by wood frame construction, a hardware for connecting the half angle member of the same site.
[0019]
The metal object K ₂ is a combination of the two metal objects K _{1 of} Example 1 so that the planar shape is L-shaped. Specifically, the two plate body portions 1 are joined so that the planar shape is L-shaped, and each plate body portion 1 is 1.5 times the width a of the half square member (the thickness of the half square member). And a height corresponding to twice the width a of the half-square member.
[0020]
The receiving plate portion 2 is a plate having an L-shaped cross section that is integrally attached to the intermediate portion in the height direction of the plate body portion 1 and forms a U-shaped groove m into which a half-angle member is fitted sideways with the plate body portion 1. is there. The width of the groove m is a, the depth is 1 / 2a, and the planar shape is L-shaped.
[0021]
h is a bolt hole provided in the plate body portion 1 and the receiving plate portion 2.
[0022]
This bolt hole h is provided with two first and second through holes at the center in the width a direction at intervals of 3 / 4a, and the position of 1 / 2a from the first through hole is a tree. It is an end face, and three first, second, and third through holes are provided in the central portion of the thickness 1 / 2a direction at intervals of 1 / 2a in the length direction. / 4a is a half-edge wood whose end face is stacked in two stages with the thickness direction facing up and down, and each through hole is aligned, and the side surface is placed on one plate 1 It is provided at a position where it communicates with each through-hole when it is disposed above and below the other plate body portion 1 and with the receiving plate portion 2 interposed therebetween.
[0023]
FIG. 3 and FIG. 4 show a structural body made of a half-square member assembled by a platform method, which is one of the frame wall methods. FIG. 3 is a longitudinal sectional view of an essential part thereof, and FIG. 4 is a perspective view of an essential part of FIG.
[0024]
The metal objects K ₁ and K ₂ are used for this structural body. Therefore, first, the structure of the structural body will be described.
[0025]
3 and 4, 11 is a fabric foundation, 12 is a semi-base, 13 is a first floor lower floor, 14 is a frame of the lower floor 13, 15 is a lower frame joint, 16 is a lower frame, 17 is a vertical frame, 18 Is an upper frame, 19 is a head connection, 20 is a joist, 21 is a second floor underlaying floor, 22 is a head connection, 23 is a lower frame, 24 is a vertical frame, and 25 is an anchor bolt.
[0026]
In the figure, A to I portions indicate parts to which the hardware is attached from the outside. In other words, it is a connecting portion of half-width members made of hardware.
[0027]
5 and 6 show a state in which the hardware K ₁ is used in the A portion of FIGS. 3 and 4, and FIGS. 7 and 8 show a state in which the hardware K ₁ is used in the B and C portions of FIGS. Show.
[0028]
As shown in FIGS. 5 and 6, in the portion A, the box metal H ₁ connects the semi-base 12 and the frame 14 and the lower frame 16 of the underfloor floor 13 with bolts V, and the anchor base 25 with the semi-base 12. Together with the frame 14 and the lower frame joint 15, it is connected and fixed to the fabric foundation 11.
[0029]
In the portion B, the box metal H ₁ connects the upper frame 18, the head joint 19, and the joists 20 by bolts V as shown in FIGS.
[0030]
In the portion C, the box metal H ₁ connects the joist 20, the head joint 22 and the lower frame 23 as shown in FIGS.
[0031]
9 and 10 show a state in which the metal K ₂ is used at the protruding corner of the structural driving body, although it does not appear on the drawings of FIGS.
[0032]
At the protruding corner, the box metal H ₂ is connected to the half base 12, the frame 14, the coupling material 26, and the vertical frame 17 by bolts V as shown in both figures, and the anchor base 25 is used to connect the half base 12 to the half base 12. Together with the frame 14 and the lower frame joint 15, it is connected and fixed to the fabric foundation 11.
[0033]
Since the hardware K ₁ and K ₂ are composed of the box hardware H ₁ and the bolt V and the box hardware H ₂ and the bolt V, as described above, simply removing the bolt V breaks the connected half-angle members. Can be dismantled so as not to. For this reason, the half-square material after dismantling can be reused.
[0034]
In addition, since the above-mentioned hardware K ₂ is used for the protruding corner portion, the planar shape is L-shaped. However, it is possible to adopt a hardware having a shape suitable for the configuration of the connecting portion of the half-square member such as T-shape or cross shape. Needless to say.
[0035]
【The invention's effect】
As described above, according to the present invention, since it is configured as described above, it is possible to dismantle without destroying the wooden building by the frame wall construction method, and thus it is possible to reuse the structural material after dismantling. It becomes.
[Brief description of the drawings]
FIG. 1 is a view showing a connecting hardware for building of Example 1. FIG. 2 is a view showing a connecting hardware for building of Example 2. FIG. 3 is a longitudinal section of a structural body of a wooden building assembled by a frame wall method. FIG. 4 is a perspective view of the main part of FIG. 3. FIG. 5 is a cross-sectional view showing a usage state of the connecting hardware for building of Example 1. FIG. 6 is a front view of FIG. FIG. 8 is a front view of FIG. 7. FIG. 9 is a cross-sectional view showing the state of use of the connection hardware for building of Example 2. FIG. 10 is a front view of FIG. ]
K ₁ , K ₂ , K ₃ , K ₄ , K ₅ , K ₆ Construction metal fittings V Bolt H ₁ , H ₂ Box hardware m Groove 1 Plate body portion 2 Receiving plate portion h Bolt hole 11 Fabric foundation 12 Semi-base 13 First floor lower floor 14 Frame 15 Lower frame joint 16 Lower frame 17, 24 Vertical frame 18 Upper frame 19, 22 Head joint 20 joist 21 Second floor lower floor 23 Lower frame 25 Anchor bolt 26 Binding material

Claims (2)

Attached to the connecting portion of the half-width material other structural material constituting the wall portion of the wooden building by wood frame construction, a coupling hardware for connecting the structural material of the coupling portion, the attachment of the connecting portion of the structural member In the state, it comprises a box metal having a bolt hole communicating with a through hole provided in advance in each structural material, and a bolt that is inserted through the through hole and the bolt hole and integrally couples the metal box and the structural material, box hardware, the width between the plate body having a four times considerable height and width of the thickness of 1 / 2a half-width material, a plate body portion integrally attached to the height direction intermediate portion of the plate body and a receiving plate portion that forms a U-shaped groove into which the half-width member of a is fitted with its thickness direction facing up and down , and the bolt hole has a width a-direction center portion and a thickness ½ a-direction center portion. In addition, half each of the first, second and third through holes provided at intervals of 3 / 4a in the length direction. The material is stacked in two steps with its thickness direction facing up and down, and each through hole is aligned, with its side faced along the plate body and sandwiching the receiving plate, Arrangement | positioning, When the said 2nd through-hole is aligned with the width 2a direction center part of a board | plate body part, it is provided in the position connected to each through-hole . Attached to the connecting portion of the half-width material other structural material constituting the external corner portion of the wooden building by wood frame construction, a coupling hardware for connecting the structural material of the coupling portion, to connecting portions of said structural member In the mounted state, it is composed of a box metal having a bolt hole communicating with a through hole provided in advance in each structural material, and a bolt that is inserted through the through hole and the bolt hole and integrally couples the box metal and the structural material, It said box hardware is integrated in 3 times widthwise end of the two plate body having a height of 4 times equivalent thickness 1 / 2a of considerable width and half-width material thickness 1 / 2a halfwidth material The L-shaped plate body part formed by joining to the L-shaped plate body part and the L-shaped plate body part are integrally attached to the intermediate portion in the height direction, and a half-width member having a width a is formed between the L-shaped plate body part and its thickness. planar shape fitting toward the direction in the vertical direction is more becomes receiving plate portion forming a U-shaped groove of the L-shaped The bolt holes in the width direction a central portion, first at 3 / 4a intervals in the longitudinal direction, provided two second, through-holes at positions edge surface of the first through hole from 1 / 2a In the central portion in the direction of thickness 1 / 2a, three first, second, and third through holes are provided at intervals of 1 / 2a in the length direction, and 1 from the first through hole. / 4a is a two-tiered half-square member with the wood end face facing up and down, and each through-hole is aligned, and its side faces one plate. The construction connection is characterized in that it is provided at a position communicating with each through hole when the wood end surface is abutted against the other plate body portion and the receiving plate portion is sandwiched between the upper and lower sides. hardware.

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