JP2661881B2 - Connection metal fittings for horizontal members in buildings - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connecting member for a horizontal member in a building such as a wooden structure.

[0002]

2. Description of the Related Art Conventionally, when connecting horizontal members such as girders and beams in a wooden building, it is performed by using a fired metal fitting 1 and a joint metal fitting 2 as shown in FIGS. I have. As shown in FIG. 6, the fired metal 1 has an elongated plate portion 1a, and a seat plate which is provided at both ends in the longitudinal direction of the plate portion 1a by bending the plate portion 1a in a plane figure-eight shape. Part 1b
And As shown in FIG. 7, the connection metal fitting 2 has a long threaded body 2c formed at one end in the length direction, and a nut 2b is screwed into the male threaded part 2a.
And a plate 2d attached by welding to the other end of the shaft 2c in the length direction so as to project from the shaft 2c in the same direction as the length of the shaft 2c. FIGS. 8 and 9 show the connection between the horizontal members using the fired metal 1 and the joint metal member 2, and the connection between the longitudinal members 3 and the longitudinal ends of the horizontal members 4. In this case, the lengthwise end surfaces of both the horizontal members 3 and 4 are brought into contact with the column 5 to connect the horizontal members 3 and 4 with the column 5 by dovetail groove engagement. The fired metal 1 is positioned obliquely between the vicinity of the end in the longitudinal direction and the vicinity of the end in the longitudinal direction of the other cross member 4, and seat plates at both ends in the length direction of the plate 1 a of the fired metal 1. 1b are respectively brought into contact with the two horizontal members 3 and 4, the two horizontal members 3 and 4 and the seat plate portion 1b are connected and fixed by the bolts 6 and the nuts 7, and the longitudinal ends of one of the horizontal members 3 The shaft 2c of the joint metal fitting 2 fixed with the bolt 2 and the nut 9 with the plate 2d in contact with the portion is inserted into the hole at the longitudinal end of the other horizontal member 4, and the male member is inserted. Coupling to fix the both horizontal member 3 and 4 by screwing the nut 2b on Flip portion 2a. When connecting the longitudinal middle part of the horizontal member 3 and the longitudinal end of another horizontal member 10,
Another lateral member 10 is attached to the side surface of the lateral member 3
As in the case where the longitudinal members 3 and the longitudinal members 4 are connected in the longitudinal direction while the longitudinal end surfaces thereof are in contact with each other, the horizontal member 1 and the joint metal member 2 are used for horizontal connection. The bridge 3 and the horizontal member 10 are connected and fixed.

[0003]

In the above-mentioned conventional connection structure of horizontal members, bolts and nuts are used to connect the horizontal members, not to mention the fired metal 1 and the joint metal 2. However, there is a problem that the number of parts to be used is large, which leads to an increase in cost and a troublesome handling.

An object of the present invention is to solve such a problem, and it is an object of the present invention to easily connect horizontal members with a smaller number of parts as compared with the conventional example and to reduce costs.

[0005]

SUMMARY OF THE INVENTION In order to solve this problem, the present invention is directed to an elongated horizontal member which is obliquely arranged with respect to one horizontal member and the other horizontal member which are connected at right angles to each other. A flat plate portion, a seat plate portion continuously provided at both ends in the longitudinal direction of the plate portion, and a horizontal plate portion continuously provided so as to protrude horizontally from an intermediate portion in the longitudinal direction of the horizontal plate portion. In addition, the gist of the present invention is to provide a bifurcated and successively arranged seat plate at the tip of the plate.

[0006]

With this configuration, for example, when the longitudinal end of one of the transverse members is connected to the longitudinal end of the other transverse member in an L-shape, the longitudinal end faces of both transverse members are connected. The two cross members are joined to the columns by dovetail engagement by being brought into contact with the columns, and the seat plate portion is fixed to both the cross members by driving the pins from above, whereby the length of one of the cross members is reduced. The longitudinal end and the longitudinal end of the other transverse member can be connected.

[0007]

An embodiment of the present invention will be described below with reference to the drawings. 1 to 5, reference numeral 11 denotes a connection fitting in the embodiment of the present invention which has both functions of a fired metal fitting and a joint metal fitting, and connects horizontal members such as beams and beams at right angles to each other in a wooden building. In a case where the longitudinal end of the horizontal member 12 and the longitudinal end of the horizontal member 13 are connected in an L-shape, for example, the connecting fitting 11 is connected to the longitudinal direction of one of the horizontal members 12. A long horizontal member having a length extending between the vicinity of the end and the vicinity of the longitudinal end of the other transverse member 13 and disposed at an angle of 45 degrees with respect to the two transverse members 12, 13. Plate portion 11a and seat plate portions which are provided at both ends in the longitudinal direction of the plate portion 11a and are located in the counterbore recesses 12a, 13a formed on the upper surface near the longitudinal ends of both the transverse members 12, 13. 11
b, 11c, and a horizontal plate portion 11d which is continuously provided so as to protrude horizontally from the center in the longitudinal direction of the plate portion 11a.
It is divided into two branches at the tip of 11d and is connected continuously.
Counterbore recesses 12b, 13b formed in the upper surface of the longitudinal end
And reinforcing members 11g which are continuously bent upward at right angles to the outer sides over the entire length of the horizontal plate portion 11a in the longitudinal direction. The longitudinal members 12 and 13 are brought into contact with the pillars 14 at their longitudinal end faces to couple the transverse members 12 and 13 and the pillars 14 by dovetail groove engagement, and are seated against the counterbore recesses 12a and 13a. Plates 11b, 11c
Are fixed by driving a pin 15 from above, and seat plates 11e, 11f are fixed to the counterbore recesses 12b, 13b by driving a pin 15 from above, whereby the longitudinal ends of the horizontal members 12 are fixed. And the longitudinal end of the horizontal member 13 are connected.

In the case where the longitudinal middle portion of the horizontal member 12 and the longitudinal end portion of another horizontal member 16 are connected in a T-shape, the horizontal member
When connecting the longitudinal ends of the lateral members 12 and the lateral members 13 in a state where the longitudinal ends of the other lateral members 16 are in contact with the side surfaces at the intermediate portion in the longitudinal direction of the 12 Similarly, the connection is fixed using the connection fitting 11. In this case, the seat plates 11b and 11e of one of the connecting fittings 11 on both sides of the horizontal member 16 and the seat plates 11c and 11f of the other connecting member 11 are seated on the upper surface of the horizontal member 16. The counterbore recesses 16a, 16b overlap on the counterbore recesses 16a, 16b,
b, the seat plates 11c and 11f and the seat plates 11b and 11e are fixed by driving a pin 15 from above, and the seat plates 11c and 11f of one of the connecting fittings 11 are spotted on the upper surface of the horizontal member 12. The pins 15 are fixed to the recesses 12c and 12d from above by driving the pins 15 from above, and the seat plates 11b and 11e of the other connecting fitting 11 are driven from above to the counterbore recesses 12e and 12f on the upper surface of the horizontal member 12. Thus, the intermediate portion in the longitudinal direction of the horizontal member 12 is connected to the longitudinal end portion of another horizontal member 16.

Further, the above-mentioned horizontal member 16 and another horizontal member
When connecting the cross members 17 in a cross shape, the longitudinal end surfaces of the horizontal members 16 and 16 are brought into contact with the side surfaces at the longitudinal middle portion of the horizontal member 17, and the four connecting members 11 are used as described above. The connecting and fixing of the horizontal members 16, 16 to the horizontal member 17 may be performed. In addition,
16c and 16d are counterbore recesses on the upper surface of the horizontal members 16 and 16;
17d is a counterbore recess on the upper surface of the horizontal member 17.

In the above-mentioned embodiment, the seat plate is fixed to the counterbore recess by driving the pin 15 from above. A slightly smaller diameter hole is formed. Further, bolting may be performed instead of driving the pins. The horizontal plate portion 11a is
Although it is configured to be disposed at an angle of 45 degrees with respect to the horizontal member of the book, for example, it is disposed at an angle of 60 degrees with respect to one horizontal member and 30 degrees with respect to the other horizontal member. May be arranged at an angle.

Further, in the above embodiment, horizontal members such as girders and beams are connected to each other in a wooden building. However, it is also possible to connect horizontal members made of steel.

[0012]

As described above, according to the present invention, the connection of the horizontal members can be easily performed by using one kind of connecting fitting without using a fired metal fitting or a joint metal fitting as in the conventional example. And cost reduction can be achieved.

[Brief description of the drawings]

FIG. 1 is a perspective view of a cross member connecting bracket according to an embodiment of the present invention.

FIG. 2 is a plan view showing a connection state of the horizontal members by the connection fitting.

FIG. 3 is an enlarged plan view of the main part.

FIG. 4 is an enlarged sectional view taken along line XX of FIG. 2;

FIG. 5 is an enlarged sectional view taken along the line YY of FIG. 2;

FIG. 6 is a perspective view of a fired metal in a conventional example.

FIG. 7 is a perspective view of a joint metal fitting in a conventional example.

FIG. 8 is a plan view showing a connection state of horizontal members in a conventional example.

FIG. 9 is an enlarged plan view of the main part.

[Explanation of symbols]

 11 Connecting bracket 11a Plate portion 11b, 11c Seat plate portion 11d Plate portion 11e, 11f Seat plate portion 12 Horizontal members 12a to 12f Counterbore recess 13 Horizontal members 13a, 13b Counterbore recess 14 Column 15 Pin 16 Horizontal member 16a ~ 16d Counterbore recess 17 Horizontal material 17a ~ 17d Counterbore recess

Claims (1)

(57) [Claims] 1. An elongated horizontal plate portion obliquely disposed with respect to one horizontal member and the other horizontal member connected to each other at right angles, and connected to both longitudinal ends of the horizontal plate member. With the seat plate part,
A horizontal plate portion continuously provided so as to protrude horizontally from a longitudinal middle portion of the horizontal plate portion, and a seat plate portion which is bifurcated at the end of the plate portion and is continuously provided. A connecting bracket for a horizontal member in a building, comprising: