JPH08170371A - Joint construction between horizontal members - Google Patents

Abstract

PURPOSE: To increase joint strength and fire resistance and to make it possible to easily and surely execute work. CONSTITUTION: A pair of horizontal members 1 and 2 are connected through a horizontal member bracket 3 by contacting the side 11 of one horizontal member 1 with the end face 21 of the other horizontal member 2. The other horizontal member 2 is provided with a vertical groove 23 on the center of the end face 21 thereof, and a pin fitting hole 24 passing through the vertical groove 23 is provided to the side 22 thereof. The horizontal member bracket 3 is constituted of a horizontal member holding plate 31, a fixed plate 32 projected vertically from one edge of the horizontal holding plate 31 and a joint plate 33 having a pin penetration hole 34 projected vertically to the roughly center of both of the horizontal member holding plate 31 and fixed plate 32. The fixed plate 32 is fixed to the side 11, and the joint plate 33 is placed in the vertical groove 23. The horizontal member holding plate 31 bears the lower surface of the end of the other horizontal member 2, and a pin 5 is fitted into the pin fitting hole 24 and pin penetration hole 34 from the side 22.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a joint structure between horizontal members and, more specifically, improves joint strength and fire resistance, and enables easy and reliable construction. The present invention relates to a joint structure between a horizontal member and a horizontal member.

[0002]

2. Description of the Related Art Generally, when a side surface of one horizontal member of a pair of horizontal members made of wood such as a beam or a body difference is vertically joined to an end surface of the other horizontal member, the structure shown in FIG. A so-called beam receiver 30 as shown is used. Such beam receiving material 3
According to 0, on the side surface 101 of the above-mentioned one horizontal member 10,
The beam receiving object 30 is fixed by nailing through the nail hole 301, and then the end of the other horizontal member 20 is placed on the beam receiving object 30 and the bolt of the beam receiving object 30 is fixed. The beam receiving object 30 and the other horizontal bridge are bolted through both the hole 302 and the bolt through hole 203 penetrating the side surface of the other horizontal member 20 and nailed through the nail hole 303. The material 20 is joined. Further, in order to reinforce the weakly-strengthened part held only by the nails, the end face of the other horizontal member 2 is pulled to the side face 101 of the one horizontal member 10 by a battledore bolt (not shown). .

[0003]

However, in the joining structure between the horizontal members and the horizontal members by the beam receiving member 30 as shown in FIG. 5, as described above, the one horizontal member Since the bridge member 10 and the other horizontal member 20 are joined together, it is not only a very labor-intensive and difficult task, but also the beam receiving member 30 is exposed to the outside at the joint portion, which causes a fire resistance problem. Has become. In addition, a structure has also been attempted in which the other horizontal member is joined to the side surface of one horizontal member via a horizontal member receiving member having a T-shaped cross section. The horizontal member receiving member in this structure is composed of a fixing plate having a screw hole and a joining plate having a pin through hole vertically projecting in the center of the fixing plate. The joining plate is fixed to the side surface of the one horizontal member via the screw hole by a screw or the like, and the joining plate is arranged in a groove provided in an end surface of the other horizontal member, and the other horizontal member. The structure is such that the pin is inserted so as to penetrate both the pin insertion hole and the pin through hole provided on the side surface of the
The other horizontal member must always be pressed from below when the other horizontal member is joined, and the other horizontal member that is heavy for aligning the position of the pin insertion hole and the pin through hole. Had to be slightly moved up and down, and the construction work was extremely difficult to perform.

SUMMARY OF THE INVENTION Therefore, an object of the present invention is to provide a joint structure between a horizontal member and a horizontal member which can be easily and surely constructed by improving the joint strength and the fire resistance.

[0005]

SUMMARY OF THE INVENTION According to the present invention, the side surface of one horizontal member is brought into contact with the end surface of the other horizontal member, and the one horizontal member and the other horizontal member are crossed. In a joint structure of a horizontal member and a horizontal member to be joined via a metal receiving object, the other horizontal member has a vertical groove at the center of the end face thereof, and a pin penetrating the vertical groove on its side surface. The horizontal material receiving member has a fitting hole, a horizontal material receiving plate, a fixing plate vertically protruding from one edge of the horizontal material receiving plate, the horizontal material receiving plate and the fixing member. And a joining plate having pin through holes vertically projected over substantially the center of both of the plates, the fixing plate is fixed to the side surface of the one lateral member, and the joining plate is the other It is arranged in the vertical groove of the horizontal member, and the horizontal member receiving plate supports the lower surface of the end portion of the other horizontal member from below, and the pin from the side surface of the other horizontal member. A pin is inserted through both the insertion hole and the pin through hole, and the one horizontal member and the other horizontal member are joined to each other, and the horizontal member and the horizontal member are joined. The above object is achieved by providing a structure.

[0006]

According to the joining structure of the horizontal members of the present invention, the fixing plate of the horizontal member receiving member is fixed to the end surface of one horizontal member, and the other horizontal member is fixed to the horizontal member. The horizontal receiving material of the received metal can be supported and temporarily held by the horizontal receiving plate, and at the same time, the other horizontal material and the horizontal receiving material can be easily positioned, and the side surface of the other horizontal material can be easily positioned. Pins are inserted into the pin insertion holes provided and the pin through holes provided in the joining plate for the horizontal material receiving member to easily and reliably join a pair of horizontal material members through the horizontal material receiving member. You can Further, only the edge of the horizontal member receiving plate of the horizontal member receiving member is slightly exposed on the surface of the joint after the joining, so that there is no problem in fire prevention.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the joining structure of a horizontal member and a horizontal member according to the present invention will be described below with reference to the drawings. FIG. 1 is a perspective view showing the constituent members of this embodiment separately, and FIG. 2 is a three-sided view of a horizontal member receiving member according to the present embodiment, where (a) is a left side view and (b) is A front view, (c) is a plan view.

In the joining structure of the horizontal members in this embodiment, as shown in FIG. 1, the side surface 11 of one horizontal member 1 is face-contacted with the end surface 21 of the other horizontal member 2. Let
The one horizontal member 1 and the other horizontal member 2 are joined via a horizontal member receiving member 3, and the other horizontal member 2 has a vertical groove 23 at the center of the end face 21. Has and side 2
2 has a pin fitting hole 24 penetrating the vertical groove 23, and the horizontal frame material receiving member 3 is provided to project horizontally from the horizontal frame material receiving plate 31 and one edge of the horizontal frame material receiving plate 31. A fixed plate 32 and a joint plate 33 having a pin through hole 34 vertically projected over substantially the center of both the horizontal member receiving plate 31 and the fixed plate 32. The joining plate 33 is fixed to the side surface 11 of the one horizontal member 1, the joining plate 33 is arranged in the vertical groove 23 of the other horizontal member 2, and the horizontal member receiving plate 31 is the other horizontal member. The lower surface of the end portion of the member 2 is supported from below, and the pin fitting hole 24 is inserted from the side surface 22 of the other horizontal member 2 above.
Also, the pin 5 is fitted through both the pin through hole 34 and the one horizontal member 1 and the other horizontal member 2 are joined.

To further explain the joining structure between the horizontal members in this embodiment, the one horizontal member 1 is a solid wood material or a laminated member having a rectangular cross section such as a beam, a girder or a girder. It is a material. The above-mentioned one horizontal member 1 is also formed with the above-mentioned other horizontal member 2 and at its joints with columns 6 and 6. At the positions where the columns 6 and 6 are joined on the upper and lower surfaces of the one horizontal member 1, holes 12, 12 ... Are provided, and the protrusions 61, 61 of the columns 6 and 6 are provided on the holes 12, 12. 12 ...
And the columns 6 and 6 are joined to the one horizontal member 1 from above and below.

The other horizontal member 2 is also a solid wood material or a laminated member having a rectangular cross section like the one horizontal member 1. The end surface 21 of the other horizontal member 2 is cut in the other horizontal member 2 perpendicularly to the axial direction, and the vertical groove 23 is provided in the longitudinal direction at the center in the width direction. ing. The vertical groove 23 is formed to have a width substantially equal to the thickness of the joining plate 33 of the horizontal bridge material receiving object 3 and a depth substantially equal to the maximum width of the joining plate 33. Further, the side surface 22 of the other horizontal member 2 is approximately at the center in the height direction thereof, and at a position approximately half the maximum depth of the vertical groove 23 from the end surface 21 and the outer diameter of the pin 5 approximately. Pin fitting hole 24 with the same inner diameter
Is perforated. The end face 21 of the pin fitting hole 24
Is equal to or more than the distance required for the end portion of the other horizontal member 2 to withstand tearing, and in the present embodiment, it is perforated at the above-mentioned position.

As shown in FIG. 2, the horizontal material receiving member 3 has the horizontal material receiving plate 31 and the fixing plate 32 as described above.
And the joining plate 33, the horizontal bridge material receiving plate 31 and the fixing plate 32 are formed by bending one metal at a right angle, and the horizontal bridge material receiving plate 31 and the fixing plate 32 are The joining plate 33 is vertically welded to both the horizontal member receiving plate 31 and the fixing plate 32 at substantially the center in the width direction. The horizontal bridge material receiving plate 31 is provided with the horizontally elongated holes 36, 36 for preventing interference with the mounting screws of the braided metal object below the horizontal connecting member receiving plate 31.
There are a total of two symmetrically across the three. The fixed plate 32
Is a plurality of holes 35, 35 for fixing the horizontal material receiving member 3 itself to the side surface 11 of the one horizontal material 1.
6 in total, with 3 in between with the joining plate 33 interposed therebetween. The three holes 35, 35 on one side are arranged so as to be staggered from above the fixing plate 32.
The other side is also arranged in the same way. However, the three holes 35, 35 on both sides of the joining plate 33 are the same in consideration of the grain of the one horizontal member 1 so that the one horizontal member 1 is not cracked. It is arranged so that it does not reach the height. The plurality of holes 35, 35 ...
Projecting countersinks (burring countersinks) are made in the opposite direction to the projecting direction of the joining plate 33, respectively, to form countersinks as shown in the partial cross-section above in FIG. 2 (a). There is. The joint plate 33 has an upper end inclined downward from the joint with the fixed plate 32, and the pin through hole 34 is formed at the center in the height direction. The distance between the upper surface of the horizontal member receiving plate 31 and the pin through hole 34 and the distance between the lower surface of the other horizontal member 2 and the pin fitting hole 24 are equal. The width of the joining plate 33 is gradually widened downward from the upper end of the joining plate 33 to the maximum width at the height of the pin through hole 34, and gradually narrowed downward from there to the lower end. From about 1/4
The portion of is the minimum width and has a constant width.

The pin 5 is a metal cylindrical rod having a length slightly longer than the width of the end face 21 of the other horizontal member 2, and is fitted into the pin fitting hole 24 and the pin through hole 34. The surface that comes into contact with the pin through hole 34 later has a portion 51 in which a strip-shaped friction cutting process (knurling process) having a width wider than the thickness of the joining plate 33 of the horizontal member receiving member 3 is applied. are doing. A conical tapered portion 52 is formed on one of both ends of the pin 5 so as to be easily fitted into the pin fitting hole 24 and the pin through hole 34.

FIG. 3 shows another embodiment of the joining structure between the horizontal members of the present invention. In this embodiment, as compared with the embodiment shown in FIG. 1, the cross section of the other horizontal member 2 is vertically elongated, and accordingly, the size of the horizontal member 3 is also vertically elongated, and the pillar 6 , 6 are not provided. In this embodiment, the only difference from the embodiment shown in FIG. 1 is that the other horizontal member 2 has a vertically elongated cross section and has two pin fitting holes 24, 24 on its side surface 22. The depth of the vertical groove 23 is set to be substantially equal to the width of the joint plate 33 of the horizontal frame member receiving member 3 from the upper end to the lower end thereof.
In addition, as shown in FIG.
The fixing plate 32 is vertically elongated to have a total of four holes 35, 35, ..., The joining plate 33 is vertically elongated and the lower portion thereof is formed to have the same width as the upper portion, and the pin through hole 34 is formed. ，
It has two 34. The present embodiment is constructed in exactly the same way as the embodiment shown in FIG. 1 except for the points described above.

An example of a preferable construction procedure of the joint structure between the horizontal members and the horizontal members in the embodiment shown in FIG. 1 or FIG. 3 is shown below. On the side surface 11 of the one horizontal member 1,
The fixing plate 32 of the horizontal member receiving member 3 is fixed by screwing the screws 4, 4 ... Into the plurality of holes 35 provided in the fixing plate 32. Screws 4 and 4 above
Is preferably made of chrome molybdenum steel from the viewpoint of strength, and by using the screws 4, 4 ..., the tightening strength to wood is improved, and the joining structure does not require reinforcement with the battledore bolts. be able to. At this time, since the countersink portions of the holes 35, 35, ... bite into the side surface 11, the one horizontal member 1 and the horizontal member receiving member 3
Will be more secure.

Next, the vertical groove 23 of the other horizontal member 2
Then, the end portion of the other horizontal member 2 is placed on the horizontal member receiving plate 31 of the horizontal member receiving member 3 so that the joining plate 33 of the horizontal member receiving member 3 is inserted. To do. At this time, since the upper end of the joining plate 33 is inclined, the joining plate 33 can be easily fitted into the vertical groove 23 of the other horizontal member 2 and the other of the other members on the horizontal member receiving member 31. Since the end of the horizontal member 2 can be supported, it is not necessary to always press it from below, and the work can be easily performed, and the position of the pin fitting hole 24 and the pin through hole 34 can be adjusted. Is also easily done.

The side surface 2 of the other horizontal member 2
2, the pin 5 is inserted from the tapered portion 52 side through both the pin insertion hole 24 and the pin through hole 34, and the other horizontal member 2 and the horizontal member receiving member 3 are joined. It At this time, since the pin 5 has the portion 51 in which the friction contact cutting process (knurling process) is applied to the surface in contact with the pin through hole 34, the pin fitting hole 24 and the pin through hole are formed. After the insertion into the hole 34, the pin through hole 34 and the portion 51 mesh with each other to ensure the connection between the other horizontal member 2 and the horizontal member receiving member 3.

The joint structure between the horizontal members of the present invention is
With the above structure, the joint strength is improved and the fire resistance is also improved, so that the construction can be performed easily and surely.

The present invention is not limited to the above-mentioned embodiment. For example, in the embodiment shown in FIG. 1, the joint between the one horizontal member 1 and the other horizontal member 2 is connected. Although the joints with the pillars 6 and 6 are also provided, they may not be provided together with the joints with the pillars as in the embodiment shown in FIG. Is not limited to the above embodiment, and its shape can be changed, and the number and positions of the pin fitting hole 24, the pin through hole 34, and the holes 35, 35 ... You can change the position. Further, the one horizontal member 1 and the other horizontal member 2 are not necessarily made of wood and may be made of other materials. Other points can be appropriately changed without departing from the gist of the present invention.

[0019]

According to the invention as set forth in claim 1, the fixing plate of the horizontal member receiving material is fixed to the end surface of one horizontal member, and the other horizontal member is horizontally mounted on the horizontal member receiving material. It can be supported by the material receiving plate and temporarily held, and at the same time, the other horizontal member and the horizontal material receiving member can be easily positioned, and the pin fitting on the side surface of the other horizontal member can be inserted. The pair of horizontal members can be easily and surely joined to each other through the pin through holes provided on the joint plate of the hole and the horizontal material receiving member through the horizontal material receiving member. In addition, only a slight edge of the horizontal material receiving plate of the horizontal material receiving member is exposed on the surface of the joined portion after the bonding, so that there is no problem in fire prevention and it also has a beautiful appearance. . Further, as compared with the case where the other end of the horizontal member is processed with a dovetail or the like, the amount of cutting at the end can be reduced to prevent the strength from being reduced, and the finish of the wood can be prevented. The portion forming the mouth portion is unnecessary, and the material length of the other horizontal member can be saved.

According to the invention of claim 2, claim 1
In addition to the above effects according to the invention of claim 1, since the pin has a portion in which a surface for contact with the pin through hole is subjected to friction notch processing (knurling), the pin fitting hole and the pin through hole are After the fitting, the pin through hole and the portion subjected to the friction cutting process (knurling process) are engaged with each other, so that the pair of horizontal members can be securely joined to each other.

According to the invention of claim 3, claim 1
In addition to the effect of the invention of the second aspect, since the countersink portion of the hole cuts into the side surface of one of the horizontal members, it is possible to further securely fix the horizontal material receiving member to the side surface.

[Brief description of drawings]

FIG. 1 is a perspective view showing a joint structure of a horizontal member and a horizontal member according to an embodiment of the present invention, in which respective constituent members are separated.

FIG. 2 is a three-view drawing of a horizontal bridge material receiving member in a joint structure of a horizontal bridge member and a horizontal bridge member according to an embodiment of the present invention, in which (a) is a left side view,
(b) is a front view and (c) is a plan view.

FIG. 3 is a perspective view showing a joint structure of a horizontal member and a horizontal member according to another embodiment of the present invention with each constituent member separated.

FIG. 4 is a three-sided view of a horizontal bridge material receiving member in a joint structure of a horizontal bridge member and a horizontal bridge member according to another embodiment of the present invention, (a) is a left side view, (b) is a front view, c) is a plan view.

FIG. 5 is a perspective view showing an appearance of a conventional joining structure between a horizontal member and a horizontal member.

[Explanation of symbols]

 1 Horizontal material 11 Side surface 2 Other horizontal material 21 End face 22 Side surface 23 Vertical groove 24 Pin insertion hole 3 Horizontal material receiving material 31 Horizontal material receiving plate 32 Fixing plate 33 Joining plate 34 Pin through hole 5 pin

Claims (3)

[Claims] 1. A horizontal member in which an end face of the other horizontal member is brought into surface contact with a side surface of one horizontal member and the one horizontal member is joined to the other horizontal member via a horizontal member receiver. In a joint structure of a frame member and a horizontal member, the other horizontal member has a vertical groove in the center of the end face thereof,
And a pin fitting hole penetrating the vertical groove on its side surface, wherein the horizontal bridge material receiving member is a horizontal bridge material receiving plate, and a fixing plate vertically projecting from one edge of the horizontal bridge material receiving plate. And a joining plate having a pin through hole vertically projecting over substantially the center of both the horizontal member receiving plate and the fixing plate, wherein the fixing plate is the side surface of the one horizontal member. The joining plate is fixed in the vertical groove of the other horizontal member, and the horizontal member receiving plate supports the lower end portion of the other horizontal member from below, and the other horizontal member. A pin is inserted from both of the side surface of the frame member through both the pin insertion hole and the pin through hole, and the one horizontal member and the other horizontal member are joined together. A joint structure between a bridge and a bridge. 2. A strip-shaped friction notch having a width wider than the thickness of the joining plate is formed on a surface of the pin which comes into contact with the pin through hole after being fitted into the pin fitting hole and the pin through hole. The joint structure between a horizontal member and a horizontal member according to claim 1, which has an applied portion. 3. The fixing plate has a plurality of holes for fixing to the side surface of the one lateral member, and is screwed or nailed to the side surface through the holes, and the holes are The joining structure between a horizontal member and a horizontal member according to claim 1 or 2, wherein protruding countersink holes are formed in a direction opposite to a direction in which the bonding plate is projected.