JPH0842003A - Installed part structure of channel type lateral member fitted to column - Google Patents

Abstract

PURPOSE:To easily adjust the installing level, by forming a female screw in the central part of a U-shaped nut plate by burring and fixing the front end of a leg to face the inside of the installed part, in the inside of a channel type lateral member. CONSTITUTION:A female screw 16 hole is formed to make a recessed shape, from the front face side of the central part to the rear face side by use of burring, at the nearly central part 13 of a nut plate 12. The front end of a leg piece is positioned to face the inside face of the installed part 11 and contact it to weld with the nut plate 12. A receive plate 21 fitted to a channel type structural member 10 is composed of a main body 22 and a fitting part 23 protruding from one and of the main body 22 at nearly right angles. A screw hole 24 corresponding to the female screw 16 of the central part 13 of the nut plate is provided in the fitting part 23. And also the central part 13 of the nut plate 12 is superposed with the fitting part 23 and fastened with a bolt 30.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure of a erected portion at both ends of a channel-type horizontal erection member which is erected between column members of a steel frame constituting a building body of a building.

[0002]

2. Description of the Related Art Various members such as window sashes and entrance / exit sashes that form an opening, balconies and eaves are attached to a pillar material of a building. At that time, the pillar material,
In addition to imparting rigidity, a transverse member for attaching or supporting the various members is attached if necessary. The horizontal member is made of steel or the like, and is erected at a required position on a pillar member standing at a required interval via a receiving plate.

When supporting a relatively lightweight member such as a window sash, for example, a channel-type cross member having a U-shaped cross section is often used from the viewpoint of cost. As shown in FIGS. 6 and 7, this channel-type horizontal member has an angle-shaped receiving plate 52 provided with an insertion hole 59 for a mounting bolt in a mounting portion 58 of the horizontal member by welding or the like. On the provided pillar material 50,
The erection portion 60 at the end of the horizontal member 51 by the bolt 55
By being fixed to the receiving plate 52.

When a window sash frame is placed on the surface of the horizontal member, it is necessary to prevent the bolts from projecting on the surface of the horizontal member so as not to interfere with the mounting.
Therefore, conventionally, as shown in FIG. 8 and FIG. 9, the nut plate 53 is provided on the erected portion 60 at the end of the horizontal member 51 at a required distance from the back surface thereof. The nut plate 53 has an insertion hole 54 for the mounting bolt 55 at a predetermined position, and a nut 56 is welded to the back surface of the nut plate 53 so that the nut plate 53 can be hung in the opening 57 of the horizontal member 51. It is fixed by welding.

However, the erection portion 6 of the horizontal member 51 is
In the structure of 0, the nut plate 5 to the installation part 60
There is a problem that the attachment level of the horizontal member 51 changes depending on the welding position of No. 3, and such welding work requires considerable skill. In addition, since the number of parts such as the nut plate 53, the nut 56, and the mounting bolt 55 is large, and the welding work of the nut plate 53 and the nut 56 is required, it is troublesome to mount the nut plate 53 and the like.

[0006]

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and reduces the number of parts attached to the erection portion of the channel-type horizontal member,
In addition, it is an object of the present invention to provide a structure of a channel-type horizontal installation member that is attached to a pillar material and that can easily set the installation level of the horizontal installation member.

[0007]

That is, the present invention provides:
In the channel-type horizontal bridge member that is installed between the receiving plates that are respectively installed at the required positions of the pillar members that are erected at the required intervals, and the bridge portions at both ends are bolted to the receiving plates and are attached to the pillar members, Inside the erected portion, a nut plate is formed in a U-shape with the leg piece and the central piece, and a female screw portion is formed on the central piece by burring, and the tip of the leg piece is the inner surface of the erected portion. The present invention relates to a structure for constructing a channel-type horizontal member to be attached to a column member, characterized in that the member is attached so as to face.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described in detail below with reference to the accompanying drawings. FIG. 1 is a perspective view of the structure of the present invention seen from the inner surface side of a erection portion of a channel-type horizontal member, FIG. 2 is an exploded perspective view of the erection portion, and FIG. 3 is a perspective view showing a state in which the horizontal member is erected on a column. ,
FIG. 4 is a sectional view of the erected portion, and FIG. 5 is a perspective view showing another example of the present invention.

As shown in FIGS. 1 to 4, a channel-type horizontal frame member 10 having a structure of a bridge portion according to the present invention is a column member in which bridge portions 11 at both ends of the channel-type horizontal frame member 10 are erected at required intervals. It is easily and accurately attached to the column member 20 by being installed on the column member 20 via the receiving plate 21 and being fastened with the bolts 30.

As for the erected portion 11, the vicinity of both ends of the channel type horizontal member 10 having a U-shaped cross section is used as it is, and the nut plate 12 is attached to the inner surface of the erected portion 11. The nut plate 12 is composed of the central piece 13 and the leg pieces 14 and 14 at both ends of the central piece 13 so that the erected portion 11 is formed.
Is formed in a U-shaped cross section in the same way as
It is formed in a size that fits into the opening 15 of and is fixed to the inside of the erected portion 11 by welding.

The central piece 13 of the nut plate 12 is held and fixed to the receiving plate 21 so that the channel type horizontal member 1
It is for setting a mounting level of 0, and a female screw portion 16 is formed at the substantially center thereof. This female screw part 1
6 is a horizontal member 10 and a pillar member 2 via a nut plate 12.
Bolt 3 for fastening and fixing the receiving plate 21 of 0
It is for screwing 0, and the screw hole is made concave by a known burring process from the front surface side of the central portion piece 13 to the back surface side (leg portion piece 14 side) as shown in FIG. is there. Reference numeral 19 is a screw thread. Therefore, it is not necessary to weld the nut to the nut plate 12, and the number of parts can be reduced and the work can be simplified.

The nut plate 12 is the leg piece 1
The tip ends of 4, 14 are attached by welding so that they are directed to the inner surface of the erected portion 11. In this embodiment, the leg piece 1
Reference numeral 4 controls the height position of the central piece 13 of the nut plate 12, and is in contact with the inner surface of the erected portion 11. By appropriately changing the height of the leg pieces 14,
The attachment level of the channel-type horizontal member 10 to the receiving plate 21 and the pillar member 20 can be changed.

The nut plate 12 is attached to the installation portion 1
By mounting the installation part 1 on the first structure, the erection part 11 is formed in a box shape, and the edges of the leg pieces 14, 14 contacting the inner surface of the erection part 11 are fixed by welding, so that the strength of the erection part 11 can be increased. The leg pieces 14 and 14 are
As shown in the figure, in addition to forming both ends of the steel material forming the center piece 13 in the same direction, the leg pieces 14, 14 may be fixed to both ends of the center piece 13 by welding or the like.

As shown in FIG. 5, the nut plate 12 corresponds to the width of the channel type horizontal member 10 and the size of the opening.
Can also be arranged so as to cross the opening 15. In that case, if the corners at both ends of the leg pieces 14, 14 are chamfered 14a with the corners dropped as shown in the figure, when the corner 10a of the channel-type horizontal member 10 has an arc-shaped cross section or the like. Also, the tips of the leg pieces 14, 14 can be brought into contact with the inner surface 11 a of the erected portion 11. Thereby, the height of the central piece 13 can be made constant, and the strength of the erected portion 11 can be increased.

The receiving plate 21 to which the channel-type horizontal member 10 having the above-mentioned structure is attached is composed of a main body portion 22 and an attachment portion 23 projecting from one end of the main body portion 22 at a substantially right angle. The main body 22 is fixed to a required position of the column member 20 by welding or the like.
The mounting portion 23 of the receiving plate is provided with a screw hole 24 at a position corresponding to the female screw portion 16 of the central portion piece 13 of the nut plate. The mounting portion 23 has a central portion of the nut plate 12. 13 are piled up and fastened together by bolts 30. Further, in this embodiment, the horizontal member is installed with its opening facing downward, but depending on the member such as the window sash and the mounting position,
It may be installed with the opening facing up.

[0016]

As shown and described above, according to the structure for constructing the channel-type horizontal member of the present invention, the nut plate is provided with the female screw portion by the burring process. Therefore, the nut is separately prepared. No need to weld to the nut plate. Therefore, not only the number of parts can be reduced, but also the welding work of the nut becomes unnecessary and the work is simplified. Moreover, since the height position of the central portion of the nut plate in the erected portion, that is, the erection level is accurately determined by the leg portion of the nut plate, a jig or the like for positioning or parallel alignment becomes unnecessary, The welding work of the nut plate to the horizontal member is also easy. further,
Since the channel-type horizontal member is constructed in a box shape by the nut plate and the horizontal member itself, there is also an effect that the strength is sufficiently secured.

[Brief description of drawings]

FIG. 1 is a perspective view of the structure of the present invention seen from the inner surface side of a erected portion of a channel-type horizontal member.

FIG. 2 is an exploded perspective view of the installation portion.

FIG. 3 is a perspective view showing a state in which a horizontal member is installed on a pillar.

FIG. 4 is a cross-sectional view of the erected portion.

FIG. 5 is a perspective view showing another example of the present invention.

FIG. 6 is a cross-sectional view showing a conventional structure of a erection portion of a channel-type horizontal member attached to a pillar member.

FIG. 7 is a perspective view of a main part thereof.

FIG. 8 is a sectional view thereof.

FIG. 9 is an exploded perspective view thereof.

[Explanation of symbols]

 10 Channel-type horizontal material 11 Construction part 12 Nut plate 13 Central piece 14 Leg piece 16 Female screw part 20 Pillar 21 Receiving plate 30 Bolt

─────────────────────────────────────────────────── ─── Continuation of the front page (51) Int.Cl. ⁶ Identification code Office reference number FI technical display location E04B 2/56 652 J 6951-2E

Claims (2)

[Claims] 1. A channel-type horizontal bridge that is installed between receiving plates that are respectively installed at required positions of column members that are erected at required intervals, and that the installation portions at both ends are bolted to the receiving plates and are attached to the column members. In the material, inside the erected portion at both ends, a nut plate formed into a U-shape with the leg piece and the central piece and forming a female screw portion by burring on the central piece, the tip of the leg piece is A structure of a channel-type horizontal bridge member that is attached to a pillar member, characterized in that the structure is attached so that the inner surface of the bridge unit faces. 2. The erection portion for a channel-type horizontal member attached to a pillar member according to claim 1, wherein the leg portion of the nut plate regulates the height position of the nut plate central portion. Construction.