JPH08218494A - Connecting metal of column and horizontal member - Google Patents

Abstract

PURPOSE: To increase the bending strength in the horizontal direction of washer plates by providing a reinforcing member and a holding plate constituted of a vertical wear plate section, a horizontal plate section and a gusset plate, and providing the washer plates fixed on the tip sides of bolts. CONSTITUTION: The vertical wear plate section 15 of a holding plate 14 is stored in the recess 13 of a column 12, bolt insertion holes 19, 16 are matched with each other, and bolts 30 are inserted into the bolt insertion holes 19, 16 respectively. Washer plates 50 are put on the side face of the column 12, the tips of the bolts 30 are inserted into the bolt insertion holes 29 of the washer plates 50, nuts 31 are screwed and fastened, and a connecting metal K is fixed to the column 12. The end face of a beam 22 is arranged diagonally above a gusset plate 18, the gusset plate 18 and a slit 23 are arranged on a straight line, the beam 22 is lowered from this position, and the beam 22 is connected to the column 12. When the load of the beam 22 is transmitted to the washer plates 50 via the bolts 30 and the bending load is applied, the bending load is absorbed by a reinforcing rib 51, and the washer plates 50 are not deformed.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a combined metal article of a pillar and a lateral member, and more particularly to a combined metal article of a pillar and a lateral member capable of closely adhering an end face of a lateral member such as a beam to the pillar.

[0002]

2. Description of the Related Art Today, many bonded metal fittings are used in wooden construction. For example, JP-A-53-3
Japanese Unexamined Patent Publication No. 2-77204 discloses a metal fitting for integrally fixing two vertically arranged pillars and laterally arranged beams. There is disclosed a metal fitting used for bonding lateral members to each other.

FIG. 9 shows a bonded metal piece 100 of this type,
It has a holding plate 101 and a washer plate 108. The holding plate 1 is
A vertical pad plate portion 102 arranged to abut on the side surface of the pillar 105 in the vertical direction, a horizontal plate portion 103 arranged to extend horizontally from a lower end portion of the vertical pad plate portion 102, and a horizontal plate portion 103. And a gusset plate 104 which is vertically provided from a central portion of the.

The coupling hardware 100 is fixed to the column 105 as shown in FIGS. 10 (A) and 10 (B). First, the vertical contact plate portion 102 of the holding plate 101 is brought into contact with the side surface of the pillar 5, and an appropriate number of bolts 107 are passed through the holding plate 101 and the pillar 105. A washer plate 108 is arranged on the back surface side of the column 105, and a nut 109 is screwed onto the tip of the bolt 107 to tighten the bolt.

From this state, the beam 106 is moved downward from above as indicated by the arrow, and the gusset plate 104 is inserted into the slit 110 formed in the center of the beam 106. After that, the bolts 11 are attached to the beam 106 and the gusset plate 104.
The beam 106 and the pillar 105 are joined by penetrating through 1 and tightening.

[0006]

By the way, today,
Instead of natural wood, laminated wood has become popular. By using such laminated wood, it is possible to provide a beam or a pillar having a large cross-section that cannot be processed by natural wood.

However, the beam 10 has a particularly large cross section.
When connecting 6 and the like using the connecting metal 100, the beam 1
The weight of 06 applies a lateral bending load to the vertical contact plate portion 102 to deform the holding plate 101, or the holding plate 101
The deformation is transmitted to the washer plate 108 via the bolt 107 and the washer plate 108 is deformed, so that there is a problem that the connecting function of the connecting metal object 100 is deteriorated.

In view of the above situation, the present invention provides a combined metal article for a column and a horizontal member, which has improved lateral bending strength of a holding plate or a washer plate, particularly when the column and the horizontal member having a large cross section are connected to each other. The purpose is to do.

[0009]

In order to achieve the above object, the invention according to claim 1 is characterized in that a vertical contact plate portion which is arranged in vertical contact with a side surface of a column and is fixed to the column through a bolt. A horizontal plate portion extending horizontally from a lower end portion of the vertical pad plate portion, and a vertical plate standing vertically from a central portion of the horizontal plate portion, one end of which is the vertical pad plate. A holding plate having a gusset plate fixed to the portion, and a washer plate that is abutted on the side of the pillar opposite to the holding plate and fixed to the tip side of the bolt, By lowering the lateral member in a state where the gusset plate is inserted into the formed central slit, the lateral member is held by the holding plate and the pillar and the lateral member are coupled to each other. Which is a combined metal fitting of the above, wherein a reinforcing member is provided on the washer plate. It is characterized in.

In the invention according to claim 2, the reinforcing member of the invention according to claim 1 is a reinforcing rib formed by bending the washer plate itself in a vertical direction. In the invention according to claim 3, the reinforcing member of the invention according to claim 1 is a plate member having a through hole into which a bolt is inserted.

According to a fourth aspect of the present invention, there is provided a vertical contact plate portion which is vertically abutted against the side surface of the column and is fixed to the column through a bolt, and a horizontal end portion of the vertical contact plate portion. Holding plate having a horizontal plate portion extending in the direction, and a gusset plate vertically provided upright from the central portion of the horizontal plate portion and having one end thereof fixed to the vertical contact plate portion. And, in the pillar is abutted on the side opposite to the holding plate,
And a washer plate fixed to the tip side of the bolt, and the horizontal member is lowered by lowering the horizontal member in a state where the gusset plate is inserted into a central slit formed in advance in the horizontal member. It is a metal fitting of a pillar and a lateral member that is held by a holding plate to join the pillar and the lateral member, and a reinforcing member is provided on the vertical contact plate portion.

According to a fifth aspect of the present invention, the reinforcing member according to the fourth aspect is a reinforcing rib formed by bending the vertical contact plate portion itself in the vertical direction. In the invention according to claim 6, the reinforcing member of the invention according to claim 4 has a through hole into which the bolt is inserted.

[0013]

When the weight of the lateral member applies a lateral bending load to the washer plate through the bolt, the bending load is absorbed by the reinforcing member.

According to the second aspect of the present invention, when the weight of the lateral member applies a lateral bending load to the washer plate through the bolt,
The bending load is absorbed by the reinforcing ribs. In the invention according to claim 3, when the weight of the lateral member applies a lateral bending load to the washer plate via the bolt, the bending load is absorbed by the plate member.

In the invention according to claim 4, when a lateral bending load is applied to the vertical contact plate portion due to the weight of the lateral member, the bending load is absorbed by the reinforcing member. In the invention according to claim 5, when a lateral bending load is applied to the vertical contact plate portion by the weight of the lateral member, the bending load is absorbed by the reinforcing ribs.

According to the sixth aspect of the present invention, when a lateral bending load is applied to the vertical contact plate portion due to the weight of the lateral member, the bending load is absorbed by the plate member.

[0017]

Embodiments of the present invention will be described below with reference to the drawings. (First Embodiment) FIG. 1 shows a column 12 and a lateral member, for example, a beam 22, which are fixed by a coupling hardware K according to the first embodiment of the present invention.
The binding structure with is shown. The combined metal piece K has a holding plate 14 and a washer plate 28.

Both the beam 22 and the column 12 are made of laminated wood and have a large cross section. The beam 22 has a length of about 8 m and has a heavy weight. On one side surface of the pillar 12 that is vertically arranged on the base or the like, a vertical rectangular recess 1 is formed.
3 is formed, and the recess 13 is formed in a size capable of fitting a vertical contact plate portion 15 of a holding plate 14 described later. Further, inside the recess 13, a plurality of bolt insertion holes 16 penetrating to the side surface on the opposite side of the column 12 are formed in two rows along the vertical direction.

The holding plate 14 made of mild steel or the like having an appropriate strength is integrally formed by welding or the like, and the vertical pad plate portion 15 is housed in the recess 13 formed in the column 12, A horizontal plate portion 17 arranged to extend in a horizontal direction from a lower end portion of the vertical contact plate portion 15, and a vertical plate extending vertically from the central portion of the horizontal plate portion 17, one end of which is the vertical contact plate portion 15.
And a gusset plate 18 fixed to the.

Bolt insertion holes 19 and 20 are separately formed in the vertical plate contact plate portion 15 and the gusset plate 18. On the other hand, at the meeting portion between the horizontal plate portion 17 and the gusset plate 18, campers 21 having tapered surfaces P are provided so as to project on both sides thereof. The camper 21 has a block shape.

The inclination angle α of the tapered surface P is 70 degrees to 90 degrees.
The angle is less than 80 degrees, preferably 80 degrees to 85 degrees. Further, the height T of the camper 21 is about 5 to 10 cm, but these angles and heights are appropriately set depending on the sizes of the columns 12 and the beams 22, and the like.

On the other hand, a slit 23 parallel to both side surfaces is formed at the center of the end surface of the beam 22 as a lateral member. The slit 23 is for inserting the gusset plate 18, and is formed so as to open in three directions. Further, a plurality of recesses 70 are formed in the vertical direction at predetermined intervals on both sides of the slit 23.

On the lower surface of the beam 22, a flat recess 25 for accommodating the horizontal plate portion 17 is formed. Further, recessed portions 26, 26 for accommodating the camper 21 are provided continuously with the recess 25, and the slits 23 and the recess 25.
It is formed straddling between and. Furthermore, the beam 22
Has bolt insertion holes 27, 27 penetrating both side surfaces thereof.

Further, a substantially rectangular washer plate 51 for fixing the holding plate 14 is brought into contact with the side face of the column 12 opposite to the side face with which the holding plate 14 is brought into contact. This washer plate 51
Is also made of mild steel or the like and is provided with reinforcing ribs (reinforcing members) 50 along the vertical direction.

The reinforcing ribs 50 are provided at the central portion of the washer plate 51 for the pillar 1.
It is formed by bending in a semi-circular shape in a plan view in a direction away from 2, and a plurality of bolt insertion holes 29 are formed on both sides of the reinforcing rib 50 in the vertical direction. The bolt insertion hole 1
6, 19, 29, and the concave portion 70 have the same arrangement position, arrangement number, and arrangement interval.

The operation of connecting the column 12 and the beam 22 using the connecting metal piece K of this embodiment will be described below. First, the vertical contact plate 15 of the holding plate 14 is housed in the recess 13, the bolt insertion holes 19 and 16 are aligned, and the bolts 30 are inserted into the bolt insertion holes 19 and 16, respectively.

Next, a washer plate 51 is applied to the side surface of the pillar 12, and the bolt 30 is inserted into the bolt insertion hole 29 of the washer plate 51.
When the nut 31 is screwed and the nut 31 is screwed and tightened, the combined hardware K is fixed to the column 12.

After the combined metal piece K is attached to the column 12 in this way, the end face of the beam 22 is arranged obliquely above the gusset plate 18, and the gusset plate 18 and the slit 23 are arranged on a straight line. 22 is lowered.

Then, when the beam 22 is guided along the gusset plate 18 and lowered to a predetermined position, the lower end of the beam 22 collides with the camper 21. From this state, if you hit the beam 22 further with a hammer etc.,
The camper 21 is entirely housed in the recess 26.

At this time, the column 12 is attracted toward the beam 22 by the contact resistance between the beam 22 and the tapered surface P. For this reason,
When a beam 22 having a large cross section and having a large weight, which is composed of an assembly or the like, is coupled to the column 12, even if the beam 22 is bent downward by its own weight, the beam 2
The end face of 2 and the side face of the pillar 12 and the vertical patch plate member 15 surely come into close contact with each other.

As shown in FIG. 2A, the heads of the bolts 30 are respectively recessed in the recesses 70. Therefore, the appearance is good, and the connection strength between the beam 22 and the column 12 can be secured. Further, since the contact area between the side surface of the column 12 and the end surface of the beam 22 is large, stress concentration can be prevented and the column 1
2 and the durability of the beam 22 are improved.

Further, even if the load of the beam 22 is transmitted to the washer plate 51 through the bolt 30 and a bending load is applied, it is absorbed by the reinforcing ribs 50 and the washer plate 51 is not deformed. Therefore, the coupling function can be retained.

After the pillar 12 and the beam 22 are coupled in this way, bolts 80 are inserted in the insertion holes 27, 20 as shown in FIG. 2 (A).
Insert and tighten to complete the fixing work. (Second Embodiment) FIG. 3 shows a combined metal piece K according to the second embodiment. The holding plate 52 includes the horizontal plate portion 17 and the vertical contact plate portion 1.
A plate-shaped camper 53 that is inclined in a direction away from the vertical contact plate portion 15 is provided at a meeting portion with the vertical contact plate portion 15.

On the other hand, the beam 22 is provided with a guide hole 54 below the slit 22. The guide hole 54 is inclined in a direction away from the end surface of the beam 22, and the inclination angle is the camber 5.
It matches the inclination angle of 3.

The other structure is the same as that of the first embodiment.
When the beam 22 and the column 12 are coupled in this embodiment, the column 12 is pulled toward the beam 22 by the contact resistance between the camper 53 and the inner surface of the guide hole 54. In this embodiment, the same effect as that of the first embodiment can be obtained.

Further, although not particularly shown, a metal plate reinforcing member may be welded and fixed to the side surface of the washer plate on the nut mounting side. This reinforcing member may be provided separately corresponding to each bolt insertion hole, or may be integrally formed in the height direction. According to this structure, even if a lateral bending load is applied to the washer plate due to the weight of the beam, the reinforcing member absorbs the load, so that the washer plate can be prevented from being deformed and the fixing function can be secured.

(Third Embodiment) FIG. 4 shows a third embodiment. In this embodiment, two vertical reinforcing ribs 56 are formed on the vertical contact plate portion 55. The reinforcing rib 56 is formed by bending the vertical contact plate portion 55 in a semicircular shape in a plan view in a direction away from the column 12.

Further, two vertical grooves 57 having a semicircular cross section in plan view are provided on the end face of the beam 22 so as to correspond to the reinforcing ribs 56. The washer plate 58 is flat. Other configurations are the same as in the first embodiment.

Also in this embodiment, the same operational effects as those of the first embodiment can be obtained. Further, in this embodiment, even if a bending load is applied to the vertical contact plate portion 55 by the load of the beam 22,
Since this load is absorbed by the reinforcing ribs 56, the holding plate 14 can be prevented from being deformed and the connecting function can be maintained.

(Fourth Embodiment) In the embodiment of FIG. 5, the vertical groove 57a of the beam 22 has a rectangular cross section in plan view. The other structure is the same as that of the third embodiment, and the same effect as that of the third embodiment can be obtained.

(Fifth Embodiment) In FIG. 6, a washer plate 50 shown in the first embodiment and a holding plate 5 shown in the third embodiment.
8 shows a combined metal piece K in which 8 and 8 are combined. In this embodiment, the operational effects of both the first and third embodiments can be obtained.

(Sixth Embodiment) FIG. 7A is a perspective view of a holding plate 80 according to another structure, and FIG. 7B is a perspective view of the holding plate 80.
It is a plane sectional view of the state fixed to 2. The holding plate 80 includes a vertical contact plate portion 81, a horizontal plate portion 82 horizontally provided from the lower end of the vertical contact plate portion 81, and a gusset plate 83 having two sides connected to the vertical contact plate portion 81 and the horizontal plate portion 82. Have.

The gusset plate 83 has a bolt insertion hole 8
4 is provided, and a plurality of bolt insertion holes 85 are provided in the vertical contact plate portion 81 along the height direction. Further, a plurality of plate members 86 are provided on the vertical contact plate portion 81 so as to correspond to the bolt insertion holes 85. The plate member 86 is fixed to the vertical contact plate portion 81 by welding, and has a through hole 87 having the same diameter as the bolt insertion hole 85.

The holding plate 80 is attached to the washer plate 58 and the bolt 30.
When the beam is mounted after being fixed to the column 12 using, the lateral bending load is applied to the vertical contact plate portion 81 due to the weight of the beam, but this load is absorbed by the plate member 86, so the first embodiment The same effect as the example can be obtained.

(Seventh Embodiment) FIG. 8 is a perspective view of a holding plate 80 having another structure. In this holding plate 80, a plate member 82 integrally molded along the height direction is fixed. Other configurations and effects are similar to those of the sixth embodiment.

The metal fittings K of the first to seventh embodiments have been described for the case where the beam 22 is held as a horizontal member, but it is of course applicable to the case where a horizontal member such as a barrel is held. Is.

[0047]

As described above, in the invention according to claim 1, the weight of the lateral member is transmitted to the washer plate through the bolt,
When a lateral bending load is applied to the washer plate, the bending load is absorbed by the reinforcing member, so that the washer plate is not deformed and the coupling function can be maintained.

In the invention according to claim 2, when the weight of the lateral member is transmitted to the washer plate via the bolt and a lateral bending load is applied to the washer plate, the bending load is absorbed by the reinforcing ribs. The washer plate is not deformed, and the coupling function can be retained.

In the invention according to claim 3, when the weight of the lateral member is transmitted to the washer plate via the bolt and a lateral bending load is applied to the washer plate, the bending load is absorbed by the plate member. The washer plate is not deformed, and the coupling function can be retained.

In the invention according to claim 4, when a lateral bending load is applied to the vertical contact plate portion by the weight of the lateral member, the bending load is not absorbed by the reinforcing member and the holding plate is not deformed. Can retain functionality.

According to the fifth aspect of the invention, when a lateral bending load is applied to the vertical contact plate portion due to the weight of the lateral member, the bending load is not absorbed by the reinforcing ribs and the holding plate is not deformed. Can retain functionality.

According to the sixth aspect of the present invention, when a lateral bending load is applied to the vertical contact plate portion due to the weight of the horizontal member, the bending load is not absorbed by the plate member and the holding plate is not deformed. Can retain functionality.

[Brief description of drawings]

FIG. 1 is an exploded perspective view of a coupling structure of a column and a lateral member when a coupling metal article according to a first embodiment of the present invention is used.

FIG. 2A is a vertical cross-sectional view showing a bonded state by the bonded metal article of FIG. 1, and FIG. 2B is a plan sectional view of the bonded metal article of FIG. 1 fixed to a column.

FIG. 3 is an exploded perspective view of a connecting structure of a pillar and a lateral member when using a connecting metal article according to a second embodiment of the present invention.

FIG. 4 is an exploded perspective view of a connecting structure of a column and a lateral member when using a connecting metal article according to a third embodiment of the present invention.

FIG. 5 is an exploded perspective view of a bonded metal article according to a fourth embodiment of the present invention.

FIG. 6 is an exploded perspective view of a bonded metal article according to a fifth embodiment of the present invention.

FIG. 7A is a perspective view showing a holding plate for a bonded metal article according to a sixth embodiment of the present invention, and FIG. 7B is a plan sectional view showing the state where the bonded metal article is fixed to a column.

FIG. 8 is a perspective view of a holding plate for a metal fitting according to a seventh embodiment of the present invention.

FIG. 9 is an exploded perspective view of a case in which a column and a lateral member are fixed with a conventional metal fitting.

10A and 10B are cross-sectional views showing a process of connecting a column and a lateral member with a conventional connecting metal.

[Explanation of symbols]

 12 pillars 14, 52, 80 holding plates 15, 55, 81 vertical contact plate portions 17, 82 horizontal flat plate portions 18, 83 gusset plates 22 beams (transverse members) 23 slits 30 bolts 28, 50 washer plates 51, 56 reinforcing ribs ( Reinforcement member) 86,87,92 Plate member (reinforcement member)

Claims (6)

[Claims] 1. A vertical backing plate portion that is arranged in vertical contact with a side surface of a column and is fixed to the column through a bolt, and a horizontal backing plate portion that extends horizontally from a lower end portion of the vertical backing plate portion. And a holding plate having a horizontal plate portion and a gusset plate that is vertically provided from a central portion of the horizontal plate portion and one end of which is fixed to the vertical contact plate portion; A horizontal plate that is abutted on the opposite side of the holding plate and is fixed to the tip side of the bolt, and the gusset plate is inserted into a central slit formed in the horizontal member in advance. By lowering the lateral member by the holding plate to join the pillar and the lateral member to each other, which is a combined metal member of the pillar and the lateral member, and the reinforcing member is provided on the washer plate. A metal fitting that features a pillar and a horizontal member. 2. The combined metal article according to claim 1, wherein the reinforcing member is a reinforcing rib formed by bending the washer plate itself in a vertical direction. 3. The combined metal article according to claim 1, wherein the reinforcing member is a plate member having a through hole into which the bolt is inserted. 4. A vertical contact plate portion which is arranged in vertical contact with a side surface of the pillar and fixed to the pillar through a bolt, and is arranged so as to extend horizontally from a lower end portion of the vertical contact plate portion. And a holding plate having a horizontal plate portion and a gusset plate that is vertically provided from a central portion of the horizontal plate portion and one end of which is fixed to the vertical contact plate portion; A horizontal plate that is abutted on the opposite side of the holding plate and is fixed to the tip side of the bolt, and the gusset plate is inserted into a central slit formed in the horizontal member in advance. Is a combined metal member of a pillar and a lateral member that holds the lateral member by the holding plate to join the pillar and the lateral member, and a reinforcing member is provided on the vertical contact plate portion. A coupling hardware of a pillar and a lateral member, which is characterized in that 5. The combined metal article according to claim 4, wherein the reinforcing member is a reinforcing rib formed by vertically bending the vertical contact plate portion itself. 6. The combined metal article according to claim 4, wherein the reinforcing member is a plate member having a through hole into which the bolt is inserted.