JPH11124981A - Bed structure for exterior wall - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a simple exterior wall bed structure having a flush exterior-wall bonding surface through less man-hour for assembly. SOLUTION: An exterior wall bed structure, having a plurality of hollow metallic square columns 1, 1... and a channel 11 securely passed through the metallic square columns 1,1... to keep the metallic square columns 1, 1... in position, is equipped with an intermediate locking metal fitting 26 by which the vertical center of the selected one of the metallic square columns 1, 1... is secured to a predetermined support 22, so that the hollow metallic square columns 1, 1... are prevented from moving in the span direction by the channel 11 securely passed through the metallic square columns 1, 1$. The exterior wall bed structure, preventing the movement of the metallic square columns 1, 1... in the perpendicular direction to the span direction as well, being simple, and given a flush exterior wall bonding surface through less man-hour for assembly, can be obtained, and the work of bonding an exterior wall in place is also facilitated.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a foundation structure for an outer wall constituting an outer wall of a steel building.

[0002]

2. Description of the Related Art As a foundation structure for an outer wall of a steel building,
For example, a structure in which a plurality of lightweight steels are built has been well known. In this case, since the deflection in the span direction poses a problem only by embedding the lightweight steel, it is necessary to provide a flap to connect the lightweight steels in the span direction.

[0003]

However, in the case where the light-weight steels are to be deflected with each other, there is a problem that not only the connection structure between the light-weighted steel and the anti-fretting member becomes complicated, but also the number of assembling steps becomes complicated. . Further, in the case where a lightweight steel is built, the surface on which the outer wall material is to be stuck is often an irregular surface with a lot of ingress and egress, and there is a problem that the work of attaching the outer wall material is complicated.

SUMMARY OF THE INVENTION The present invention has been made in view of the above points, and has as its object to provide an outer wall base structure having a simple structure and a uniform outer wall material attaching surface obtained with a simple assembly man-hour. Things.

[0005]

In the basic structure of the present invention (the invention of claim 1), a plurality of hollow metal square pillars 1, 1,... Channel 11 penetrated and fixed to metal square pillars 1, 1,... To prevent deflection of metal square pillars 1, 1,.
In the foundation structure for an outer wall provided with: an intermediate fixing metal fitting 2 for fixing an intermediate portion in a vertical direction of a selected one of the metal square pillars 1, 1,.
6 is attached.

[0006] With the above-described structure, the hollow metal square pillars 1, 1...
.. The channel 11 penetrated and fixed in the span direction prevents deflection in the span direction, and the metal square pillars 1, 1.
Since the vertical middle part of the selected one is to be firmly fixed to the predetermined support 22 via the intermediate fixing bracket 26, the metal square pillar 1, 1
..The deflection in the direction perpendicular to the span direction is also prevented, and the outer wall base structure can be obtained with a simple structure and simple assembling man-hours, and the outer wall material bonding surface is flush with the outer wall material. Work is also easy. Further, the same outer wall material attaching surface and inner wall material attaching surface can be simultaneously obtained by the same member.

[0007] As in the second aspect of the present invention, the intermediate fixture 26 is formed by a pair of opposing sides 26a, 26a fixed to two opposing surfaces 5, 6 of the metal square pillar 1 by screws 27. And a connecting side 26b connecting the ends of the opposing sides 26a, 26a and being fixed to the support 22 by welding or the like, and having a U-shaped cross section, and the opposing sides 26a, 26a. In the case where a plurality of screw holes 28, 28,... Into which the screws 27 are selectively screwed are formed corresponding to the distance between the metal square pillar 1 and the support posts 22, the intermediate fixing metal 26 and the metal The work of assembling with the prism 1 can be performed only by connecting the screws 27, and the screw holes 28, 2 corresponding to the interval between the metal square pillar 1 and the support 22.
By selecting 8..., It is possible to easily cope with the change in the interval.

A front side having a channel fitting groove 12 at its lower end for fitting the channel 11 on two opposing surfaces 5, 6 of each of the metal square pillars 1 as in the invention of claim 3. A notch opening 9 and a back side notch opening 10 opposite to the front side notch opening 9 are formed respectively, and are inserted into both side edges 12a, 12a of the channel fitting groove 12 when the channel 11 is fitted. The tongue pieces 15 and 15 to be pressed against both side surfaces of the front side 11 are integrally formed, while the one side edge 9a of the front side notch opening 9 is attached to the one side edge 9a.
Is openable and closable as a bent portion 13 and, when a fixed piece 14 which comes close to the upper side of the channel 11 at the time of closing is integrally protruded, the two opposing surfaces 5, 6 of the hollow metal square pillar 1 are formed. After the channel 11 was inserted while pushing and opening the fixing piece 14 of the front side notch opening 9 from the back side notch opening 10 formed on one side, or the channel 11 was inserted while the fixing piece 14 was pushed open with fingers. After that, the channel 11 is fitted and positioned to the tongue pieces 15, 15 in the channel fitting groove 12 at the lower end of the front side notch opening 9,
After that, the fixing piece 14 is closed, and the lower end is
1, the separation of the channel 11 from the channel fitting groove 12 is restricted, and the assembling of the channel 11 to the metal square pillar 1 becomes reliable and strong. As a result, a more robust outer wall base structure is provided. Is obtained.

[0009]

Preferred embodiments of the present invention will be described below in detail with reference to the accompanying drawings.

As shown in FIGS. 1 to 3, this outer wall base structure is for forming an outer wall outside a column 22 made of H-shaped steel erected on a foundation B at predetermined intervals. For example, on the outside of the support column 22, the foundation B
U-shaped runners 21 and 21 are disposed on the beam member 30 provided on the top and the eaves so that their open sides face each other, and a plurality of hollow metal square pillars 1 are provided on the runners 21 and 21. , 1... (To be described in detail later) are fitted into the metal square pillars 1, 1... At predetermined intervals in the flow direction of the runners 21, 21. A channel 11 having a U-shaped cross section for securing the metal square pillars 1, 1,... Reference numeral 23 denotes the metal square pole 1, 1,.
Exterior wall material (for example, lightweight aerated concrete board)
It is.

As shown in FIG. 4, each of the metal square pillars 1 is formed by bending a metal plate cut to a predetermined width into a square tube shape so that both ends thereof are in contact at one point of a corner. At one end of the metal plate, there is provided an inverted J-shaped bent portion 3 formed by bending the inside of the metal quadrangular prism 1 and further bending the tip thereof outward. At the other end of the metal plate, there is provided an inverted U-shaped bent portion 4 which is bent in an inverted U shape on the inside, and the two are continuously fitted and press-fitted to be up and down. It is formed as a corner type connecting portion 2 which is continuous in the direction. And, the corner type connecting portion 2
The ribs 19 that protrude in a U-shape from the base end of the inverted U-shaped bent portion 4 are formed continuously in the vertical direction. With this configuration, the rib 19 can prevent the corner-type connecting portion 2 from coming off, and the rigidity of the metal square pillar 1 can be enhanced.

One of two opposing surfaces 5, 6 of the four surfaces 5 to 8 of the metal square pillar 1 is a front surface and a rear surface. Front notch opening 9 having a channel fitting groove 12 at the bottom for fitting a channel 11 having a U-shaped cross section for opening the opening side downward or upward, and front notch opening 9.
And a back side cutout opening 10 facing each other.

The one-side edge 9a of the front side notch opening 9 (in other words, the one-side edge 9a located above the channel fitting groove 12) can be freely opened and closed as a bent portion 13. A fixing piece 14 which is close to the upper side of the channel 11 when closed is protruded integrally. In the present embodiment, an arc-shaped slim portion which acts as a bending assisting means for facilitating the opening / closing operation of the fixed piece 14 is provided above and below the bent portion 13 serving as the opening / closing center of the fixed piece 14. 17 and an elongated hole 18 are formed. The slim part 17 and the long hole 18 are for reducing the rigidity of the bent part 13 to facilitate opening and closing of the fixing piece 14.
The number of slots 18 to be formed is arbitrary. The other opposing two surfaces 7, 8 among the four surfaces 5 to 8 of the metal square pillar 1 are used as surfaces to which an outer wall material and an inner wall material are attached. In addition,
In the metal square pillar 1 used in the present embodiment, the width of the outer wall material attaching surface 7 and the inner wall material attaching surface 8 is narrow, and the other two
The surface (ie, the front surface 5 and the back surface 6) has a wide rectangular cross-section. In addition, metal square pillar 1
Are formed on the outer wall material attaching surface 7 and the inner wall material attaching surface 8 in the vertical direction. The bead 24 has a degree of screwing with a dry wall screw 25 used as a fixing means when the outer wall material 23 or the inner wall material (not shown) is bonded to the outer wall material attaching surface 7 and the inner wall material attaching surface 8. And an effect of reinforcing the buckling strength of the metal square pillar 1.

The channel fitting groove 12 is slightly wider than the channel 11 in width.
Tongue pieces 15, 15 which are pressed against both side surfaces of the channel 11 when the channel 11 is fitted are formed integrally with 2a, 12a. That is, when the channel 11 is fitted in the channel fitting groove 12, the channel 11 is in a state where the lateral movement is not allowed due to the pressing force of the tongue pieces 15, 15. The bottom of the back side cutout opening 10 also faces the channel fitting groove 12 in the front side cutout opening 9 and has a channel 1.
A channel fitting groove 16 having substantially the same width as that of the channel 1 (that is, the width in which the lateral movement of the fitted channel 11 is not allowed) is formed.

The fixing piece 14 is pushed and opened laterally by the tip of the channel 11 when the channel 11 is inserted, or is pushed and opened laterally in advance by a finger before the channel 11 is inserted. In the positioned state, it is closed laterally by finger force. Then, in the closed state, the lower end of the fixing piece 14 approaches the upper side of the channel 11 so that the upward movement of the channel 11 is restricted. In the closed state, it is preferable that a small gap is provided between the lower end of the fixing piece 14 and the channel 11 in order to improve the operability of the fixing piece 14. The gap is so large that the channel 11 cannot move upward until the restricting force by the tongue pieces 15, 15 is no longer applied.

Above the fixing piece 14, there is an excess opening 20 for allowing a finger or the like to come in and out when the fixing piece 14 is opened and closed.

By the way, the metal square pillars 1, 1 having the above structure
When the base structure for the outer wall is formed by using the metal square pillars 1, 1... In the present embodiment, the metal square pillars 1, 1. An intermediate fixture 26 for fixing an intermediate portion in the vertical direction in a selected one of 1, 1,... To the column 22 is provided.

The intermediate fixing member 26 has a pair of opposing sides 26 a, which are fixed to two opposing surfaces (ie, the front surface 5 and the rear surface 6) of the metal square pillar 1 by screws 27.
26a and a connecting side 26b connecting the ends of the opposing sides 26a, 26a and being fixed to the support 22 by welding or the like, and formed of a member having a U-shaped cross section. , 26a are formed with a plurality of screw holes 28, 28,... Into which the screws 27 are selectively screwed in accordance with the distance between the metal square pillar 1 and the support column 22 (see FIG. 5). . Reference numeral 29 denotes a bead for reinforcing the opposite sides 26a, 26a of the intermediate fixture 26.

With the above configuration, the hollow metal square pillars 1, 1,...
.. The channel 11 penetrated and fixed in the span direction prevents deflection in the span direction, and the metal square pillars 1, 1.
Since the vertical middle part of the selected one is to be firmly fixed to the predetermined support 22 via the intermediate fixing bracket 26, the metal square pillar 1, 1
· · · · · · · · · · · · フ レ フ レ フ レ 防止 防止 フ レ フ レ フ レ フ レ フ レ フ レ フ レ 堅 堅 堅 ・ フ レ フ レ フ レ ・ フ レ 堅 堅 堅 ・ ・ ・The structure is obtained, and the work of attaching the outer wall material is also facilitated.
In addition, the metal square pillars 1, 1,... Fixed by the channel 11 are erected, and a selected one of the metal square pillars 1, 1,. The outer wall material attaching surface and the inner wall material attaching surface, which are flush with each other, can be obtained simultaneously with the same member.

In addition, the work of assembling the intermediate fixing member 26 and the metal square pillar 1 can be performed only by coupling with the screws 27, and the screw holes 28, 28 corresponding to the gap between the metal square pillar 1 and the support pillar 22. By selecting .., it is possible to easily cope with the change in the interval.

In the present embodiment, the above-described metal square pillars 1, 1,... Are also used as the foundation structure of the roof.

That is, the metal square pillars 1, 1,... Are arranged at predetermined intervals from the eaves to the ridge on purlin members 31, 31,... Made of H-shaped steels arranged at predetermined intervals to support the roof structure. The channel 11 is fixedly penetrated through the metal square pillars 1, 1,.
・ While performing anti-fretting, metal square pillars 1,1, ...
To the purlin material 31, 31,...
It is fixed by 2, 32. The L-shaped fixture 32 is fixed to the purlin 31 by welding, while it is fixed to the metal square pillar 1 by screws 33. Reference numeral 34 denotes a large wave slate fixed to the metal square pillars 1, 1,.
5 is an eaves bending corrugated sheet, 36 is a deck plate supporting the floor 37 on the second floor, and 38 is a girder.

Next, a specific procedure for forming a foundation structure for a building will be described.

First, as shown in FIG.
Members 30 provided on the foundation B and at the eaves outside the building
The U-shaped runners 21 and 21 are disposed so that their open sides face each other.

Next, the plurality of metal square pillars 1 having the above structure
1. The upper and lower ends are fitted into the upper and lower runners 21, 21 and the metal square pillars 1, 1,.
At predetermined intervals in the flow direction. At this time, the front surface 5 and the back surface 6 of each of the metal square pillars 1, 1... Are oriented in the same direction. By doing so, the runners 21, 21
The board attaching surfaces 7 and 8 in each of the metal square pillars 1 are arranged in parallel to the span direction.

Thereafter, the channels 11 are inserted vertically into the front notch opening 9 from the back side notch opening 10 of each metal quadrangular prism 1 with the channel 11 oriented vertically (ie, the opening side is turned sideways). Then, the fixing piece 14 is pushed open laterally by the tip of the channel 11. Then channel 11
Is changed to a normal posture (that is, a posture in which the open side faces downward), and then pushed downward to be fitted and positioned in the channel fitting grooves 12 and 16 of the front side and rear side cutout openings 9 and 10. In this state, channel 11
The movement of the tongue pieces 15, 15 in the channel fitting groove 12 in the lateral direction is restricted by the pressing force of the tongue pieces 15, 15.

Next, when the fixing piece 14 pushed and opened at the time of insertion of the channel 11 is pushed back using finger force, the fixing piece 14
The lower end is approached above the channel 11. In this state, the upward movement of the channel 11 is
Will be regulated by

When a plurality of pairs of front and back side cutout openings 9 and 10 are formed in the metal square pillar 1, the above operation is repeated a plurality of times.

When the channel 11 is assembled as described above, the movement of the channel 11 in the lateral direction is restricted by the tongue pieces 15, 15 in the channel fitting groove 12, and the upward movement is restricted by the fixing piece 14. Thus, the metal square pillars 1, 1,... Are strongly connected to each other by the channel 11. In this state, wetting of the metal quadrangular prisms 1, 1,... In the runner span direction is completely prevented.

Thereafter, the vertical intermediate portion of the selected one of the metal square pillars 1, 1,.
2 is fixed via an intermediate fixture 26. The fixing is performed by connecting the connecting side 26 b of the intermediate fixing bracket 26 to the support 2.
After being fixed to the second fixing member 2 by welding, screw holes 28 formed in opposed sides 26a, 26a of the intermediate fixture 26,
Screw 27 is screwed into the selected one of 28. Then, the work of assembling the intermediate fixing bracket 26 and the metal square pillar 1 can be performed only by coupling with the screw 27, and the screw hole 2 corresponding to the distance between the metal square pillar 1 and the support 22 is provided.
By selecting 8, 28,..., It is possible to easily cope with the change in the interval.

Thereafter, a dry wall screw (small screw) 25 is attached to the outer wall material attaching surface 7 and the inner wall material attaching surface 8.
Are used to stretch the outer wall member 23 and the inner wall member (not shown). The metal square pillars 1, 1,... Since the vertical middle part of the selected one of the 1... Is firmly fixed to the predetermined support via the intermediate fixing bracket 26, the metal square pillar 1, 1. In addition, it is possible to obtain a robust underlayer structure for the outer wall, which has a simple structure and simple assembly man-hours, so that the inner and outer wall material application surfaces are flush with each other, and the inner and outer wall materials can be prevented. Sticking work is also easy.

If the height of the outer wall is larger than the maximum length of the metal square pillar 1, the maximum length of the metal square pillar 1, 1,.
· A pair of runners 21 ′, 21 ′ are provided on the upper runner in which
Metal square pillars 1, 1... Cut to a predetermined length between 1 'may be erected.

Further, if two metal square poles 1 and 1 are built in the joint portion of the outer wall board 23 so that the back surfaces thereof are back to back, the strength can be further improved.

In the above description, the fixing piece 14 is
Although the channel 11 is pushed and opened by inserting the channel 11, the channel 11 may be inserted with the fixing piece 14 pushed and opened in advance. In this case, when fitting the upper and lower ends of the metal square pillars 1, 1,... To the upper and lower runners 21, 21, the front face 5 and the back face 6 of the metal square pillars 1, 1,. The side faces 7 and 8 may be reversed if they are arranged so that the side walls 7 and 8 become the outer wall material attaching surface and the inner wall material attaching surface.

[0035]

According to the invention of the present application (the invention of claim 1),
A plurality of hollow metal square pillars 1, 1,..., And a channel 11 which is penetrated and fixed to these metal square pillars 1, 1,. In the foundation structure for an outer wall provided with:
An intermediate fixing bracket 26 for fixing a vertical intermediate portion of a selected one of the selected ones to a predetermined column 22 is attached, and the hollow metal square pillars 1, 1,. The channel 11 penetrated and fixed to the prisms 1, 1,... Prevents the deflection in the span direction and also prevents the metal quadrangular prisms 1, 1,... In the direction perpendicular to the span direction. In addition, there is an excellent effect that a robust foundation structure for the outer wall can be obtained in which the structure is simple and the number of assembling steps is simple, the outer wall material attaching surface is flush, and the outer wall material attaching operation is also facilitated. In addition, there is an effect that a uniform outer wall material attaching surface and an inner wall material attaching surface can be simultaneously obtained by the same member.

As in the second aspect of the present invention, a pair of opposing sides 26a, 26a, which are fixed by screws 27 to two opposing surfaces 5, 6 of the metal square pillar 1, are provided. And a connecting side 26b connecting the ends of the opposing sides 26a, 26a and being fixed to the support 22 by welding or the like, and having a U-shaped cross section, and the opposing sides 26a, 26a. In the case where a plurality of screw holes 28, 28,... Into which the screws 27 are selectively screwed are formed corresponding to the distance between the metal square pillar 1 and the support posts 22, the intermediate fixing metal 26 and the metal The work of assembling with the prism 1 can be performed only by connecting the screws 27, and the screw holes 28, 2 corresponding to the interval between the metal square pillar 1 and the support 22.
By selecting 8..., It is possible to easily cope with the change in the interval.

As described in the third aspect of the present invention, a front side having a channel fitting groove 12 at its lower end for fitting the channel 11 on two opposing surfaces 5, 6 of each of the metal square pillars 1. A notch opening 9 and a back side notch opening 10 opposite to the front side notch opening 9 are formed respectively, and are inserted into both side edges 12a, 12a of the channel fitting groove 12 when the channel 11 is fitted. The tongue pieces 15 and 15 to be pressed against both side surfaces of the front side 11 are integrally formed, while the one side edge 9a of the front side notch opening 9 is attached to the one side edge 9a.
Is openable and closable as a bent portion 13 and, when a fixed piece 14 which comes close to the upper side of the channel 11 at the time of closing is integrally protruded, the two opposing surfaces 5, 6 of the hollow metal square pillar 1 are formed. After the channel 11 was inserted while pushing and opening the fixing piece 14 of the front side notch opening 9 from the back side notch opening 10 formed on one side, or the channel 11 was inserted while the fixing piece 14 was pushed open with fingers. After that, the channel 11 is fitted and positioned to the tongue pieces 15, 15 in the channel fitting groove 12 at the lower end of the front side notch opening 9,
After that, the fixing piece 14 is closed, and the lower end is
1, the separation of the channel 11 from the channel fitting groove 12 is restricted, and the assembling of the channel 11 to the metal square pillar 1 becomes reliable and strong. As a result, a more robust outer wall base structure is provided. Is obtained.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a foundation structure for an outer wall according to an embodiment of the present invention.

FIG. 2 is a lower enlarged cross-sectional view showing an outer wall base structure according to the embodiment of the present invention.

FIG. 3 is an upper cross-sectional view showing an outer wall base structure according to the embodiment of the present invention.

FIG. 4 is an enlarged perspective view showing a main part of a metal quadrangular prism used in the foundation structure for an outer wall according to the embodiment of the present invention.

FIG. 5 is an enlarged perspective view of an intermediate fixture used for the outer wall base structure according to the embodiment of the present invention.

[Explanation of symbols]

1 is a square metal pillar, 5 is a front surface, 6 is a back surface, 9 is a front side cutout opening, 9a is one side edge, 10 is a rear side cutout opening, 11
Is a channel, 12 is a channel fitting groove, 12a is a lip, 13 is a bent portion, 14 is a fixing piece, 15 is a tongue piece, 17 is a slim part, 18 is a long hole, 19 is a rib, 22 is a support, 23
Is an outer wall material, 26 is an intermediate fixing bracket, 26a is an opposite side, 26
b is a connection side, 27 is a screw, and 28 is a screw hole.

Claims (3)

[Claims] 1. A plurality of hollow metal square pillars (1),
(1) ... and these metal square pillars (1), (1)
The metal square pillar (1), which is fixed through
(1) A channel (11) for deflection prevention, and an intermediate portion in the vertical direction of a selected one of the metal square pillars (1), (1). An underwall structure for an outer wall, comprising an intermediate fixture (26) for fixing the outer wall. 2. A pair of opposing sides which are fixed by screws (27) to two opposite surfaces (5) and (6) of the metal square pillar (1). (26
a) and (26a) and the opposite sides (26a) and (26a).
And a connection side (26b) fixed to the support (22) by welding or the like and having a U-shaped cross section.
(a) and (26a) have a plurality of screw holes (28) and (28) in which the screws (27) are selectively screwed in accordance with the distance between the metal square pillar (1) and the support (22). 28. The outer wall base structure according to claim 1, wherein: 3. A channel fitting groove (12) for fitting the channel (11) at a lower end of two opposing surfaces (5) and (6) of each of the metal square pillars (1). A front side notch opening (9) and a rear side notch opening (10) opposed to the front side notch opening (9), and both side edges (12) of the channel fitting groove (12) are formed.
a) and (12a) are integrally formed with tongue pieces (15) and (15) which are pressed against both side surfaces of the channel (11) when the channel (11) is fitted, while the front side cutout is formed. At one edge (9a) of the opening (9), the one edge (9a) is openable and closable as a bent portion (13). The underwall structure for an outer wall according to any one of claims 1 and 2, wherein (14) is integrally protruded.