JP2009167762A - Metal joint - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a metal joint suppressing relative displacement and rattling of a pair of wood members. <P>SOLUTION: The metal joint comprises a joining plate 10 superposed on the side face of an end section of one wood member 1A to be combined and a pair of penetrating bolts 20 penetrating and screw-fastening the other wood member 1B supported and set along the joining plate 10. A pair of screw holes 11 are made in the joining plate 10. A second penetrating bolt penetrating and screw-fastening the one wood member 1A is screwed in the screw hole 11, removably. Surrounding tubes 13 each surrounding the individual screw hole 11 is formed as a protrusion on the surface of the joining plate 10. A pair of the surrounding tubes 13 are press-fitted to the one wood member 1A. The pair of the wood members 1 are not only joined by fastening bolts and nuts but also integrated by press-fitting the surrounding tubes 13 of the metal joint to the one wood member 1A so that the strength against compression and tension can be raised. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a joint fitting capable of firmly joining a pair of combined woods when building a building or the like.

Conventionally, when joining a pair of wood combined when building a building such as a wooden house, a plurality of through bolts are inserted into the pair of combined wood and nuts are exposed at the exposed ends. Are joined by screwing them together, or by inserting a plurality of through-bolts through a pair of combined wood through a dedicated joint plate and screwing nuts to the exposed ends of the through-bolts. (See Patent Documents 1 and 2).
JP 2003-105860 A JP 2003-261990 A

  However, a plurality of through bolts are simply inserted into a pair of combined wood and nuts are screwed into the exposed ends, or a plurality of through bolts are inserted into a pair of wood through a dedicated joining plate. If the nuts are simply screwed onto the exposed ends of the through bolts, there is a problem that misalignment or rattling is likely to occur between a pair of woods when an earthquake occurs or a typhoon occurs.

  This invention is made | formed in view of the above, and it aims at providing the joining metal fitting which can suppress that a position shift and rattle arise between a pair of timber.

In the present invention, in order to solve the above-mentioned problem, a pair of combined wood is joined via a plurality of fasteners,
A joining plate that overlaps the circumferential surface of one wood, and a first male screw tool that is provided on the joining plate and that is screwed through the other wood. In the screw hole, a second male screw tool that is screwed through one piece of wood is detachably attached, and an enclosing cylinder surrounding the screw hole is formed on the surface of the joining plate so as to protrude. It is characterized by the fact that it is press-fitted (pressed under pressure) into one piece of wood.

In addition, a joining board can be formed in an elongate substantially rectangular shape or a substantially battledore board shape.
Further, the joining plate and the first male screw tool can be integrated.
Also, a support screw cylinder for supporting the first male screw tool is formed on the back surface of the joining plate, and the insertion of the first male screw tool from the oblique direction is facilitated at the end of the support screw cylinder. Notches can also be formed.

  In addition, the joining plate of the joining bracket is stacked on one piece of wood, and the surrounding cylinder is press-fitted into the one piece of wood, the first male screw member of the joining piece is inserted into the other piece of wood, and the second male is inserted into the one piece of wood. A pair of wood is formed by inserting a screw tool and screwing it into the screw hole of the joining plate, and screwing and fixing a fastener made of a female screw member to the exposed portions of the first and second male screw tools, respectively. May be joined.

  Furthermore, the joining plate of the joint fitting is overlapped on one piece of wood, and the surrounding cylinder is press-fitted into the fitting hole of one piece of wood, the first male screw tool is supported by the support screw cylinder, and inserted into the other wood, The second male screw tool is inserted through the through hole of one wood and screwed into the screw hole of the joining plate, and the fastener made of the female screw member is screwed into the exposed portion of the first and second male screw tools, respectively. A pair of wood may be joined by fitting and fixing.

  Here, the pair of timbers in the claims is combined into a substantially L shape, a substantially T shape, a substantially V shape, and the like, and constitutes a gantry, various housings, and the like. The first male screw tool, the screw hole, the second male screw tool, and the surrounding tube can be any one or more as necessary. This also applies to the support screw cylinder. The enclosing cylinder is mainly cylindrical, but it may be oval, rectangular, polygonal or other cylindrical.

  According to the present invention, a pair of timbers are joined by the first and second male screw tools extending from the joining plate of the joining metal fitting, and the envelope that protrudes from the joining plate is buried in one wood, so that the compression action In addition, the strength against pulling action can be improved.

ADVANTAGE OF THE INVENTION According to this invention, there exists an effect that it can suppress that position shift and backlash arise between a pair of timber.
In addition, if the joining plate is formed not to be a mere rectangle but in the shape of a substantially winged plate, the area occupied by the joining plate in one piece of wood can be expanded, so that the joining plate is brought into contact with one piece of wood more firmly than before. Can do.

Further, if the end portion of the joining plate and the first male screw tool are integrated, the management of the first male screw tool becomes easy, and there is little risk of component loss.
Furthermore, a support screw cylinder for supporting the first male screw tool is formed on the back surface of the joining plate, and a notch for facilitating the insertion of the first male screw tool is formed at the end of the support screw cylinder. By doing so, the first male screw tool can be inclined and smoothly attached to the support screw cylinder, and improvement in workability of the joining work can be expected.

  Hereinafter, a preferred embodiment of the present invention will be described with reference to the drawings. As shown in FIGS. 1 to 3, the joining metal fittings in the present embodiment are combined horizontally when building a building including a wooden house or the like. Of the pair of woods 1, the joining plate 10 that overlaps the side surface of the end of one wood 1 </ b> A, and the pair of first throughs that are supported side by side on the joining plate 10 and screwed through the other wood 1 </ b> B to be combined. Bolts 20 are provided.

  The pair of timbers 1 are made of, for example, cypress, cedar, hiba, chestnut, coniferous laminated wood, and the length, thickness, width, etc. are changed as necessary. Are joined at right angles to the side surfaces of the other timber 1B having a square shape. As shown in FIG. 2, the other wood 1B is supported as a horizontal member on the support 2 via a fastener as necessary. At this time, the end face of one wood 1A is placed on the side of the support 2. Contact.

  As shown in FIGS. 1 to 3, the joining plate 10 is formed into a flat planar substantially battledore shape using a predetermined material (for example, steel, copper, aluminum alloy, etc.), and the tip of the wood 1 </ b> A having one tip is formed. While oriented in the longitudinal direction, the narrowed end portion is oriented in the direction of the other wood 1B. The joining plate 10 has a width slightly narrower than the width of the side surface of the end of one piece of wood 1A, and a pair of round screw holes 11 are formed in both sides so as to be displaced in the longitudinal direction. The second through bolt 12 penetrating the one wood 1A is detachably screwed. A nut, which is a female screw member for fixing, is screwed into an end portion of the second through-bolt 12 exposed through the wood 1A.

  As shown in the figure, enveloping cylinders 13 surrounding the screw holes 11 at intervals are formed on both sides of the surface of the joining plate 10 so as to protrude into a concentric cylindrical shape. It functions to prevent misalignment by press-fitting into 1A. In this case, a pair of fitting holes for the surrounding cylinder 13 are previously drilled on the side surface of the end portion of one wood 1A, and each fitting hole is for the second through-bolt 12 drilled in one wood 1A. It is integrated with the end of the through hole.

  The pair of first through-bolts 20 is integrally welded and supported at the end of the joining plate 10 at a predetermined interval, extends in the direction of the other wood 1B, and penetrates the other wood 1B. A nut that is a female screw member for fixing is screwed into an end portion that penetrates and is exposed through the other wood 1 </ b> B of each first through bolt 20.

  In the above configuration, when joining a pair of woods 1 to be combined, first, the joint plate 10 of the joint metal fitting is laid down on the side surface of the end of one wood 1A, and the envelope of the joint plate 10 is overlapped. 13 is press-fitted into the fitting hole of one wood 1A, and the first through-bolt 20 extending from the joint fitting is horizontally inserted into the other wood 1B. When the first through-bolt 20 is inserted into the other wood 1B in this way, the second through-bolt 12 is horizontally inserted through the through-hole of the one wood 1A and screwed into the screw hole 11 of the joining plate 10, If nuts are screwed and fixed to the exposed ends of the first and second through bolts 20 and 12, respectively, the pair of timbers 1 can be firmly joined by the joining bracket.

  According to the above configuration, not only the pair of timbers 1 are fastened and joined by bolts or nuts, but also the surrounding cylinder 13 of the joint metal fitting is pressed into and integrated with the single timber 1A. The strength can be remarkably improved. Therefore, it is possible to extremely effectively suppress and prevent displacement and rattle between the pair of timbers 1 and one timber 1A at the time of an earthquake or typhoon, and to thereby prevent deformation of the pair of timbers 1 through this. Can do.

  Moreover, since the surrounding cylinder 13 is cylindrical and the outer peripheral surface is not angular at all, damage to one piece of wood 1A is very small. In addition, since the joining plate 10 has a wide, generally-funded shape with a large occupation area, the joining plate 10 of the joining fitting can be firmly pressed against the single wood 1A. Furthermore, since the end portion of the joining plate 10 and the pair of first through-bolts 20 are integrated, the management of the first through-bolts 20 is facilitated, and there is very little risk of component loss due to individual management.

  Next, FIGS. 4 to 6 show a second embodiment of the present invention. In this case, the first through-bolt 20 is detachably screwed into the center of the rear end portion of the joining plate 10. A supporting screw cylinder 14 to be supported is integrally formed, and a notch 15 for facilitating insertion of the first through-bolt 20 from an obliquely upward direction is formed in the longitudinal direction at the front end portion of the supporting screw cylinder 14. I have to. As shown in FIGS. 4 and 5, the notch 15 is formed in an elongated rectangular shape in a plan view and curved in a semicircular arc shape in a side view.

  In the above configuration, in order to join a pair of woods 1 to be combined, first, a joining plate 10 of a joining metal fitting is overlapped on an end side surface of one wood 1A, and the surrounding cylinder 13 is used as a fitting hole for one wood 1A. The first through bolt 20 is screwed into the support screw cylinder 14 and horizontally inserted into the other wood 1B.

  When the first through-bolt 20 is inserted into the other wood 1B, the second through-bolt 12 is horizontally inserted into the through-hole of one wood 1A and screwed into the screw hole 11 of the joining plate 10, and then the first If the nuts are screwed and fixed to the exposed end portions of the second through bolts 20 and 12, respectively, the pair of woods 1 can be firmly joined by the joining bracket. The other parts are the same as those in the above embodiment, and the description thereof is omitted.

  In this embodiment, the same effect as the above embodiment can be expected, and the joining plate 10 and the first through-bolt 20 are separate parts, so that the first through-bolt 20 is inserted into the other wood 1B. Obviously, it is possible to make a convenience when it is difficult. Further, since the notch 15 is formed at the end of the surface of the support screw cylinder 14, the other wood 1B becomes an obstacle to the operation, and the first through bolt 20 is inserted into the support screw cylinder 14 from the horizontal lateral direction. When this is difficult, the first through-bolt 20 can be tilted and smoothly inserted into the support screw cylinder 14, and a significant improvement in workability can be expected.

  Next, FIGS. 7 to 9 show a third embodiment of the present invention. In this case, the joining plate 10 is formed in an elongated flat plane and substantially rectangular, and the first through bolt 20 and screw hole are formed. 11, the number of the second through bolts 12 and the surrounding cylinder 13 is reduced. The joining board 10 is formed in the width | variety narrower than the width | variety of the edge part side surface of one wood 1A. The other parts are the same as those in the above embodiment, and the description thereof is omitted.

  In this embodiment, the same effect as the above embodiment can be expected, and the shape and configuration of the joining metal fitting can be changed as necessary, so that the types of joining fittings can be diversified and the configuration simplified. It is clear that it can be achieved.

  Next, FIG. 10 shows a fourth embodiment of the present invention. In this case, the first through-bolt 20 is detachable at the center of the rear end portion of the joining plate 10 of the third embodiment. A support screw cylinder 14 to be screwed and supported is integrally formed, and a notch 15 for facilitating insertion of the first through-bolt 20 from an obliquely upward direction is formed in the longitudinal direction at the front end portion of the support screw cylinder 14. Try to form. The other parts are the same as those in the above embodiment, and the description thereof is omitted.

  In the present embodiment, it is obvious that the same effects as those of the above embodiment can be expected, and that the types of joint fittings can be diversified.

  In addition, in the said embodiment, although a pair of timber 1 was combined horizontally, it is not limited to this at all, You may combine vertically. Further, the front and back surfaces of the joint metal may be subjected to chrome plating or the like to improve the wear resistance, corrosion resistance, and the like. Moreover, a bag part may be formed in the terminal part of the joining board 10, and the 1st penetration bolt 20 may be supported by this bag part. Further, the front end portion side of the support screw cylinder 14 may be closed or opened.

It is a perspective explanatory view showing typically an embodiment of a joining metal fitting concerning the present invention. It is another perspective explanatory view showing typically an embodiment of a joining metal fitting concerning the present invention. It is back surface explanatory drawing which shows typically embodiment of the joining metal fitting which concerns on this invention. It is plane explanatory drawing which shows typically 2nd Embodiment of the joining metal fitting which concerns on this invention. FIG. 5 is a side view of FIG. 4. FIG. 5 is an end view of FIG. 4. It is perspective explanatory drawing which shows typically 3rd Embodiment of the joining metal fitting which concerns on this invention. It is another perspective explanatory view showing typically the 3rd embodiment of the joining metal fitting concerning the present invention. It is back surface explanatory drawing which shows typically 3rd Embodiment of the joining metal fitting which concerns on this invention. It is a perspective explanatory view showing typically the 4th embodiment of the joining metal fitting concerning the present invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Wood 1A One wood 1B Wood 2 Support | pillar 10 Joint plate 11 Screw hole 12 2nd through bolt (2nd male screw tool)
13 Enclosing cylinder 14 Supporting screw cylinder 15 Notch 20 First through bolt (first male screw tool)

Claims (4)

  A joint fitting for joining a pair of wood pieces to be joined through a plurality of fasteners, a joining plate that overlaps the peripheral surface of one piece of wood, and provided on the joining plate, and screwed through another wood. A first male screw tool, a screw hole is drilled in the joining plate, and a second male screw tool that is screwed through one piece of wood is detachably attached to the screw hole and joined. A joining metal fitting characterized in that an enclosing cylinder surrounding the screw hole is formed on the surface of the plate so as to project, and the enclosing cylinder is press-fitted into one piece of wood.   The joining metal fitting according to claim 1, wherein the joining plate is formed in a substantially battledore shape.   The joining metal fitting according to claim 1 or 2, wherein the joining plate and the first male screw tool are integrated.   A support screw cylinder for supporting the first male screw tool is formed on the back surface of the joining plate, and a notch for facilitating insertion of the first male screw tool from an oblique direction is formed at the end of the support screw cylinder. The joining metal fitting according to claim 1 or 2, wherein

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