JPH10115006A - Connecting device for framework building - Google Patents

Abstract

PROBLEM TO BE SOLVED: To produce easily at a low cost, to shorten construction period by mounting to a vertical column and a horizontal member at a shop before only connecting at a field, not to spoil an exterior appearance, and to drive a nail into materials. SOLUTION: A support fitting 1 mounted to a vertical column A is formed as a single unit by bending a steel plate to be into a base plate 2, a pair of slot parts 4 forming engage slots 5 between the base plate 2, and a catch- receiving part projecting from a lower end of the base plate 2. Then, the catch, which is mounted in a concavity D formed at a butt end of a horizontal member B to be supported to the support fitting 1, is formed as a single unit by bending a steel plate to be into a connecting piece, a pair of inserting pieces 13 bent downward from both ends of the connecting piece, inserting pieces 15 which project outward from a front end of each inserting piece 13 to be inserted into the slot parts 4 of the support fitting 1.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connecting device for a framed building used for connecting and connecting a horizontal member such as a beam or a girder to a vertical column constituting a wooden framed building.

[0002]

2. Description of the Related Art Conventionally, for connecting a vertical column and a horizontal member of a wooden building, a method of forming a tenon in the vertical column and forming a tenon at a wooden opening of the horizontal member and fitting and connecting these are adopted. It has been. However, due to a shortage of skilled engineers and a demand for shortening the construction period, connecting devices such as connecting hardware have been used, and various connecting devices have been proposed. For example, JP-A-50-111
No. 827 discloses a metal receiving member having a wedge-shaped inclined processing, a plate-shaped metal ring having an inner surface subjected to a wedge-shaped inclined processing, or
A metal piece that can be split and connected is inserted into a thin position of the metal piece, and a beam member or the like is attached to the metal piece. Is disclosed. Also, Japanese Patent Application Laid-Open No. 2-164
No. 957 discloses that an L-shaped mounting bracket in which a reinforcing piece is welded to a corner and a bolt insertion hole is formed in each piece is fixed to a column using the bolt insertion hole. A reinforcing piece is welded to one surface, and the reinforcing piece of a mounting bracket having a bolt insertion hole is fitted into a groove formed in a base or a beam or a column, and a bolt insertion hole of the mounting bracket and a bolt of the mounting bracket are inserted. There is disclosed a shaft assembly structure in which a nut is screwed into and fixed to an insertion hole through a hole formed in a base or a beam.

[0003]

However, the connection hardware in the above-mentioned prior art and other known arts have the disadvantage that the structure is complicated, such as requiring welding in the manufacturing process, and the manufacturing cost is high. In addition, there is a method of fixing the connection hardware to the pillar via bolts on site. However, alignment of the connection hardware and the hole of the pillar and fastening of the bolt and nut are troublesome, resulting in poor workability. There is a disadvantage that. Furthermore, since the connecting hardware is mounted on the outer surface of the pillar in a protruding state, the connecting hardware cannot be nailed with a building material such as a base material, or the panels or the like must be formed without notches. There is a disadvantage that it cannot be attached to a beam or a beam.

The present invention has been made in view of the above-described drawbacks of the prior art, and is easy to manufacture and can be manufactured at low cost. Since only the assembly work is performed at the site, the construction period can be shortened as compared with the conventional technology, and it is not exposed to the outside of columns, beams, etc., so that the framed structure does not impair the appearance of the wooden structure. An object of the present invention is to provide a connection device for goods.

[0005]

Means for Solving the Problems The means of the present invention configured to solve the above-mentioned problems is provided at a metal fitting fixed to a vertical column through bolts and nuts, and at the mouth of a horizontal member. A connection device for a framed building, comprising: a fixing member fixedly mounted in a recessed portion via a bolt and a nut, and being engaged with the receiving metal member to mount the horizontal member on the vertical column. The receiving fitting has a plurality of bolt insertion holes, and is provided between the substrate portion fastened to the vertical column and the substrate portion protruding substantially in an L shape from both edges of the substrate portion toward the front surface. A pair of groove forming portions forming an engaging groove and a latch receiving portion projecting from the lower edge of the substrate portion to the surface side are integrally formed, and the latch is engaged with an upper end of the substrate portion of the receiving bracket. A locking piece and a flat plate bent downward from both ends of the locking piece, and a plurality of bolt insertion holes are formed. And a pair of insertion pieces inserted into the groove formed in the horizontal member, and a fitting piece projecting outward from the tip of each of the insertion pieces and slidingly fitted into the engagement groove of the receiving bracket. Consisting of

[0006] Then, it is preferable that the latch is arranged on the horizontal member so as to be located in a concave portion formed at a mouth of the horizontal member together with the receiving member that locks the latch.

[0007] Further, the connecting piece of the latch can be securely locked by the receiving bracket by forming the leading end of the connecting piece into an engaging portion that comes into contact with the upper end of the base of the receiving bracket.

[0008]

Embodiments of the present invention will be described below in detail with reference to the drawings. In the drawing, reference numeral 1 denotes a receiving fixture fixed to the vertical column A via a bolt 17 and a nut 18 described later. Reference numeral 2 denotes a board part constituting the receiving bracket 1. The board part 2 is formed of a substantially vertically long flat plate, and a plurality of bolt insertion holes 3, 3,. Has been drilled. Reference numerals 4 and 4 denote a pair of groove forming portions formed by bending both ends in the width direction of the substrate portion 2 toward the surface 2A in a substantially L-shape.
And a pair of engagement grooves 5, 5 are formed facing each other. A plurality of downward step portions 6, 6,... As shown in FIG. 2 are vertically separated on the inner surface of each groove forming portion 4 and the surface 2A of the substrate portion 2 facing the inner surface. It is formed. Reference numeral 7 denotes a latch receiving portion formed by projecting from the lower end side of the substrate portion 2 in a substantially L-shape.
Has the same surface as the outer surface 4A of the groove forming portion 4. The above-mentioned substrate part 2, groove forming parts 4, 4 and latch receiving part 7 are integrally formed by bending a steel plate.

On the other hand, 11 is a bolt 17
And a latch which is fixed via a nut 18 and is locked to the receiving bracket 1. Reference numeral 12 denotes a connecting piece that constitutes the hook 11. The connecting piece 12 has a substantially rectangular shape in a plane, and its distal end protrudes forward from a fitting piece 15, which will be described later. The locking portion 12A contacts the upper end of the portion 2. Reference numerals 13 and 13 denote a pair of insertion pieces formed on both sides of the connecting piece 12, respectively.
_2, is intended to be inserted into D _2. Each insertion piece 13 is formed of a rectangular flat plate wider than the connection piece 12, and is spaced apart in the longitudinal direction (longitudinal direction) to form a plurality of bolt insertion holes 14, 1.
4, ... are perforated. Each of the insertion pieces 13 is bent downward at the position of the bending line a (see FIGS. 7 and 8), so that the connection piece 12 and the pair of insertion pieces 1 are formed.
Nos. 3 and 13 are in a tori shape.

Reference numerals 15 and 15 denote a pair of fitting pieces which are inserted and fitted into the engaging grooves 5 and 5 of the receiving fitting 1. The insertion pieces 15, 15 are formed by bending the front ends of the insertion pieces 13, 13 outward at the position of the bending line B (see FIG. 7). The lower edge side is formed as a tapered inclined edge 15A, 15A so that it can be easily inserted into the engagement groove 5 during assembly. Also, on both side surfaces of each fitting piece 15, the downwardly-facing step portions 6, 6,.
Are formed to be spaced apart in the vertical direction.

The latch 11 is formed by cutting a steel plate into the outer shape shown in FIG. 7 and bending the steel plate at the positions of the bending lines A and B as shown in FIG. 13 and the fitting pieces 15, 15 are integrally formed. Then, the fitting piece 15 is bent at the position of the bending line B so that the distal end side locking portion 12A of the connecting piece 12 projects forward from the fitting piece 15. Note that 17, 17,..., 1
.., 18,...
1 shows bolts and nuts for fixing the fixing members 1 to the horizontal members B, respectively.

The receiving fitting 1 and the latch 11 according to the present embodiment have the above-described configuration. Next, how to use them will be described. First, a bolt hole C is formed in a vertical column A in a factory corresponding to the mounting position of the receiving bracket 1. The receiving fitting 1 is connected to one side A ₁ of the vertical column A by screwing a nut 18 from each bolt insertion hole 3 to each of the bolts 17, 17,. (See FIGS. 3 and 11).

On the other hand, the latch 11 is fixedly used at the tip of the lateral member B, but more precisely, is disposed in a recess D as shown in FIG. I do. The recessed portion D and the stepped recess D _1, a pair of inserting grooves D ₂ formed in the innermost of the step with recess D _1, and consists of D ₂ Prefecture, the opening width of the stepped recess D ₁ receives The width is set so that the groove forming portions 4 and 4 of the metal fitting 1 can be fitted. Further, bored bolt holes E in horizontal member B on and intersecting each fitted grooves D _2. A counterbore is formed in the bolt hole E so that the bolt head 17A and the nut 18 are fitted therein. Thereafter, hanging bracket 11 is fitted to the state shown in FIG. 10 by inserting each of the pair of insertion pieces 13 and 13 fitted grooves D _2, D _2. In this case, the latch 11 is such that the connecting piece 12 is fitted below the top end of the horizontal member B so that the latch 11 is not exposed to the outside. The bolts 17, 17,... Are integrally inserted into the bolt holes E of the horizontal member B and the bolt insertion holes 14 of the latch 11, and the nuts 18 are fastened. As a result, as shown in FIG. 11, the latch 11 is fixedly mounted in the horizontal member B.

The column A to which the receiving bracket 1 is fixed and the horizontal member B to which the latch 11 is fixed are transported to the site and assembled. First, the horizontal member B is positioned between the upright columns A, A, and the fitting pieces 15, 15 of the latch 11 are slidably fitted into the engaging grooves 5, 5 of the fitting 1 from above.
The lower end of the connecting member 12 is brought into contact with the latch receiving portion 7, and the locking portion 12A of the connecting piece 12 is locked to the upper end of the substrate portion 2, so that the horizontal member B is bridged between the vertical columns A. Then, both the receiving fitting 1 and the hook fitting 11 are fitted in the recessed portions D of the horizontal member B, and only the bolts 17 and the nuts 18 are shown outside. Also, the fitting piece 15,
15 are slidably fitted into the engagement grooves 5, 5 of the receiving fitting 1, and the upwardly-facing steps 16, 16,. As a result, the hanging member 11 does not fall off from the receiving member 1, so that the horizontal member B is firmly connected between the vertical columns A.

In this embodiment, five bolt insertion holes 3 and 1 are provided in the receiving metal fitting 1 and the hook metal fitting 11, respectively.
4, the number of bolt insertion holes can be determined as appropriate according to the size of the metal fittings.

FIGS. 13 and 14 show a receiving fitting 1 and a hooking fitting 11 and a small receiving fitting 2 according to the embodiment.
1 and the usage state of the latch 31 are shown. The basic configuration of the small receiving fitting 21 and the small fitting 31 is not different from that of the embodiment. Then, a beam B, which is a horizontal member, is erected on one side A ₁ of the vertical column A by using a hook member 11, and a girder B, which is a horizontal member, is erected on the other side A ₂ by using a small hook member 21. However, the receiving fittings 1 and 21 fixed to the vertical column A can be fastened by sharing the bolt 17 and the nut 18.

Further, a case of connecting cross bar material B, and B in FIGS. 15 and 16 one side A ₁ perpendicular direction of the other side surface A ₃ of Tatebashira A. In this case, the receiving metal 41 fixed to one side surface A ₁ of the vertical column A is the even-numbered bolt insertion hole 3 (odd)
The bolt 17 is inserted into, by inserting bolts 17 into the bolt insertion holes 3 other receiving metal 41 to be fixed to the other side A ₃ is odd (even-numbered), one receiving metal 41 and the other receiving metal 41 can be arranged at the same height. By doing so, the heights of the latch members 51, 51 that are locked to the receiving brackets 41, 41 are also the same, so that the heights of the top ends of the horizontal members B, B that are erected in the right angle direction are equalized. be able to.

[0018]

The present invention has the following advantages because it is constructed as described above. (1) Both the receiving bracket and the latch can be formed only by punching, bending, and piercing a steel plate, so that welding work is unnecessary, and since only two members are used, manufacturing is simple. Yes, and can be manufactured at low cost. (2) Since the horizontal bracket can be installed between the vertical columns only by inserting and fitting the fittings into the engagement grooves, the receiving bracket and the latch can reduce the time required for the frame assembly work at the site. The cost can be greatly reduced as compared with the technology, and since no skilled technician is required, the operation cost can be reduced. (3) The work of fixing the receiving bracket and the latch on the vertical column and the horizontal member, respectively, is performed in advance at the factory and only the assembling work is performed at the site, so that the entire construction period can be shortened. In addition, since the fixing work of the receiving metal fitting and the hook metal fitting is performed in the factory, it is possible to assemble the work with high accuracy, so that the work efficiency on site can be improved. (4) Since the receiving fittings with the latches are also housed in the recesses of the horizontal members, the appearance of the wooden framed house is not impaired, and the horizontal members are used as base materials such as base plates. The workability is excellent because it can be nailed. Also,
When the panel etc. is attached to the horizontal member, the receiving bracket and the latch do not become obstacles.Therefore, it is not necessary to form a notch on the panel to avoid the latch, and the workability is excellent. And the finish of construction can be beautiful. (5) The latch receiving portion of the receiving bracket supports the latch, and the locking portion located on the tip side of the connecting piece of the latch is locked to the upper end of the base of the receiving bracket, so that the latch is hooked on the receiving bracket. The metal fitting can be securely locked.

[Brief description of the drawings]

FIG. 1 is an external perspective view of a receiving fitting according to an embodiment of the present invention.

FIG. 2 is an enlarged partial cross-sectional view of a receiving fitting.

FIG. 3 is a cross-sectional view showing a state in which a receiving fitting is fastened to a vertical column with bolts and nuts.

FIG. 4 is an external perspective view of a latch according to the embodiment of the present invention.

FIG. 5 is a front view of the latch.

FIG. 6 is a side view of the latch.

FIG. 7 is a development view of a latch.

FIG. 8 is an explanatory diagram showing a state in which the metal latch is being bent;

FIG. 9 is a plan view before fixing the latch to the horizontal member.

FIG. 10 is a plan view showing a state in which the latch is fixed to a horizontal member.

FIG. 11 is a perspective view of a receiving fixture fixed to a vertical column and a latch fixed to a horizontal member.

FIG. 12 is an explanatory view showing a state in which a hanging fitting is engaged with a receiving fitting to connect a vertical column and a horizontal member.

FIG. 13 is a partial plan view showing a state where horizontal members are provided on both side surfaces of a vertical column.

FIG. 14 is a sectional view taken in the direction of arrows XIV-XIV in FIG.

FIG. 15 is a partial plan view showing a state in which a horizontal member is provided on a side surface of a vertical column in a direction perpendicular to the vertical direction.

FIG. 16 is a sectional view taken in the direction of arrows XVI-XVI in FIG. 15;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1, 21 Receiving metal fitting 2 Substrate part 2A Surface 3, 14 Bolt insertion hole 4 Groove forming part 5 Engagement groove 6 Hatch receiving part 11, 31 Hung metal 12 Connecting piece 12A Locking part 13 Insertion piece 15 Fitting piece 17 Bolt 18 Nut A vertical column B horizontal material D concave part

Claims (3)

[Claims] 1. A receiving bracket fixed to a vertical column via bolts and nuts, and a bolt and nut fixedly mounted in a recess formed in the opening of the horizontal member and engaged with the receiving bracket. A connection member for a framed building, comprising: a hook for erection of the horizontal member on the vertical column, wherein the receiving bracket has a plurality of bolt insertion holes and is fastened to the vertical column. A substrate portion, a pair of groove forming portions projecting from both edges of the substrate portion toward the front surface side in a substantially L-shape to form an engagement groove between the substrate portion, and a lower edge of the substrate portion to the front side And a latch receiving portion projecting from the connecting piece, and the latch is formed of a connecting piece and a flat plate bent downward from both ends of the connecting piece, and has a plurality of bolt insertion holes formed on the horizontal member. A pair of insertion pieces inserted into the groove to be inserted, and projecting outward from the tip of each of the insertion pieces, and A connection device for a framed building, which is formed by integrally forming a pair of fitting pieces slidingly fitted in an engagement groove. 2. The hanging member is arranged on the lateral member so as to be located in a recess formed in the opening of the cross member together with the receiving member that locks the hanging member. The connecting device for a framed building according to claim 1. 3. The connecting device for a framed building according to claim 1, wherein the connecting piece of the latch has an engaging portion at the tip end thereof, which is in contact with the upper end of the base of the receiving bracket. .