JP3366792B2 - Fixing bracket and stair structure - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fixing member, and more particularly, to a structure member such as a pillar, which can easily and reliably provide two plate members attached to corners and a horizontal plate horizontally attached to the plate members. Particularly, a fixing member that can be fixed to a structural member such as a pillar easily and securely with respect to two side girders orthogonal to each other in a stair corner and a tread plate connected to the side girders. Regarding the fixing structure of metal fittings and stairs.

[0002]

2. Description of the Related Art Conventionally, in a staircase corner portion in which a tread (horizontal plate) is joined to two side girders (plate members) forming a right-angled corner portion, a pillar or the like arranged in the corner portion is used. The half columns or the vertical furring strips are fixed to the structural material, and the side girders are fixed to the half posts or the vertical furring strips, and the treads are joined to the side girders. Further, the joint portion of the side girder to the half column or the vertical furring strip in the corner portion is joined by notch joint processing.

[0003]

However, according to such a method, since the side girders and the treads connected to the side girders are not fixed to the structural member such as a pillar by themselves,
There was a problem that sufficient strength could not be obtained. Further, the joint portion of the side girder to the half column or the vertical furring strip must be subjected to notch joint processing, which may take a lot of man-hours or the strength may be reduced due to the notch defect portion. There was a problem.

Therefore, an object of the present invention is to easily and surely fix two plate members attached to a corner portion and a horizontal plate horizontally attached to the plate members to a structural member such as a pillar. Fixing metal fittings, in particular, fixing metal fittings and stairway fixing structure capable of easily and surely fixing two orthogonal side girders at the stair corner portion and a tread connected to the side girders to a structural material such as a pillar To provide.

[0005]

According to a first aspect of the present invention, there are provided two plate members each vertically arranged to form a right-angled corner, and a horizontal plate horizontally arranged and joined to the plate members. And a first vertical surface and a second vertical surface which are fixed to the above-mentioned two plate materials by face-to-face contact with each other, and the first vertical surface and the first vertical surface. A horizontal plane connected to the upper ends of two vertical planes and orthogonal to the first vertical plane and the second vertical plane; and the first vertical plane and the second vertical plane.
The vertical surfaces each have a corner surface joined at an angle of about 45 degrees, and the first vertical surface and the second vertical surface each have a plate material hole for fixing to the two plate materials. However, the horizontal surface has a horizontal plate hole for fixing to the horizontal plate, and the corner surface has a structural material hole for fixing to the structural material behind the corner portion. The above object is achieved by providing a fixing metal fitting characterized by:

According to a second aspect of the present invention, in the first aspect of the present invention, the first vertical surface and the second vertical surface are joined at a right angle, and the position of the structural material hole is provided in the joining portion. And a sub hole for a structural material corresponding to the above.

The invention according to claim 3 is the invention according to claim 1 or 2.
By using the fixing metal fitting according to the above, to the structural member, by fixing the side girders of the stairs that are the plate members and the step plates of the stairs that are the horizontal plates, by providing a fixing structure of the staircase part, It has achieved its purpose.

[0008]

BEST MODE FOR CARRYING OUT THE INVENTION A fixing metal fitting of the present invention will be described below with reference to the drawings together with a structure for fixing a staircase portion using the fixing metal fitting. 1 and 2 show an embodiment of a fixing metal fitting of the present invention. FIG. 1 is a perspective view, FIG. 2 (a) is a front view, and FIG.
2B is a side view, FIG. 2C is a plan view, and FIG. 2D is FIG. 2A.
FIG. 6 is a sectional view taken along line AA in FIG. FIGS. 3 and 4 show an embodiment of a fixing structure for stairs of the present invention using the fixing metal fittings shown in FIGS. 1 and 2, FIG. 3 being a perspective view and FIG. 4 being a sectional view.

First, the fixing metal fitting of the present invention will be described. As shown in FIGS. 1 to 4, the fixing bracket of the present embodiment has two plate members 2 and 3 which are vertically arranged and form a right-angled corner portion, and two plate members 2 and 3 which are horizontally arranged.
A fixed metal member 1 for fixing a horizontal plate 4 coupled with the above to a structural member 5 such as a pillar, which includes a first vertical surface 11 and a first vertical surface 11 which are face-to-face fixed to the two plate members 2 and 3, respectively. 2 vertical planes 12, a horizontal plane 13 connected to the upper ends of the first vertical plane 11 and the second vertical plane 12 and orthogonal to the first vertical plane 11 and the second vertical plane 12, and the first vertical plane 11 and the corner surface 14 joined to the second vertical surface 12 at an angle of about 45 degrees.
1 and the second vertical surface 12 respectively have plate material holes 110, 110, 120, 120 for fixing to the two plate materials 2 and 3, and the horizontal surface 13 is fixed to the horizontal plate 4. And the corner surface 14 has structural material holes 140 and 140 for fixing to the structural material 5 behind the corner portion.

Further, in the fixing member 1 of the present embodiment, as shown in FIG. 2, the first vertical surface 11 and the second vertical surface 12 are joined at a right angle, and the joining portion 15 is provided with the above-mentioned. Sub-holes for structural material 150, 150 corresponding to the positions of the holes for structural material 140, 140 are formed.

The fixing fitting of this embodiment will be described in more detail. As shown in FIGS. 1 and 2, the first vertical surface 1
The first vertical surface 12 and the first vertical surface 12 are formed by bending an iron plate by 90 degrees, and have a narrower shape toward the lower side. For convenience of explanation, the left vertical surface in FIG. 1 is the first vertical surface 11 and the right vertical surface is the second vertical surface 12, but whichever is the first (or second) vertical surface. Not to mention good things. The first vertical surface 11 and the second vertical surface
Holes 110, 110 and 120, 120 for the plate material, through which fixing screws 16, 16, ... (See FIG. 4) are inserted into the plate material 2 or 3, respectively, are formed above and below the vertical surface 12, respectively. There is.

The first vertical surface 11 and the second vertical surface 1
At the upper end of 2, the first vertical surface 11 and the second vertical surface 12
The horizontal planes 13 that are perpendicular to both of the horizontal planes are joined by welding, and the horizontal planes 13 have two horizontal plate holes 130 and 13 through which fixing screws for the horizontal plate 4 are inserted.
0 is perforated. In addition, inside the bent portion (that is, the connecting portion between the first vertical surface 11 and the second vertical surface 12) 15 of the iron plate forming the first vertical surface 11 and the second vertical surface 12, The corner surfaces 14 are welded together over the entire length of the first vertical surface 11 and the second vertical surface 12 in the height direction. The structural material holes 140, 140 into which the fixing screws 17, 17 (see FIG. 4) are inserted are bored.

The first vertical surface 11 and the second vertical surface 1
In the bent portion (that is, the connecting portion between the first vertical surface 11 and the second vertical surface 12) 15 of the iron plate forming the two, the two holes 140, 140 for the structural material of the corner surface 14 are formed. Sub-holes 150, 150 for the structural material, through which the screws 17, 17 (see FIG. 4) are inserted, are formed at positions corresponding to the positions.

Next, a usage pattern of the above-mentioned fixing metal fitting 1 will be described together with a fixing structure of a staircase portion in which the fixing metal fitting 1 is preferably used. In the fixing structure of the staircase portion in the present embodiment, the above-mentioned fixing metal fitting 1 is used to fix the side girders 2 and 3 of the staircase, which is the plate material, and the stepboard 4 of the staircase, which is the horizontal plate, to the structural material 5. It will be done. As shown in FIGS. 3 and 4, the side girders 2 and 3 are side girders at the stair corners, and their ends are connected to each other at right angles. The surface of one of the side girders 2 is in contact with the first vertical surface 11 and the surface of the other side girder 3 is contacted with the second vertical surface 1.
2 is face-contacted, and the screw 16 is screwed into the plate material holes 110, 110 to fix the first vertical surface 11 to the surface of the side girder 2. Further, the screw 16 is screwed into the plate material holes 120, 120 to fix the second vertical surface 12 to the surface of the side girder 3.

In FIG. 4, the screws inserted into the plate material holes 110 and 120 penetrate the side girders 2 and 3 and are even screwed into the wall members 6 and 7 such as plaster boards. As long as the side girders 2 and 3 are securely fixed to the first vertical surface 11 and the second vertical surface 12, the wall members 6 and 7 may not be screwed. The wall members 6 and 7 are fixed to the half columns 8 and 8 fixed to the side surface of the structural member 5 with nails, screws or the like.

The screws 17 are screwed into the structural material holes 140 and 140 and the structural material sub-holes 150 and 150, and the screws 17 are the side girders 2 (and / or the side girders 3).
And is screwed into the structural material 5. The corner surface 14 includes the first vertical surface 11 and the second vertical surface 12.
Since it has an angle of about 45 with respect to both of them, the screw 17 screwed into the structural material holes 140, 140.
Is the structural material holes 140, 140 and the structural material sub-hole 1
The direction of screwing is guided by 50 and 150 and screwed into the structural member 5. As a result, the two side girders (plate members) 2 and 3 are firmly fixed to the structural member 5 via the fixing metal fitting 1.

The step board 4 is joined to the stair corner so as to be perpendicular to the side girders 2 and 3. The corner portion of the tread 4 is placed on the horizontal surface 13 of the fixing member 1 fixed as described above, and the horizontal plate hole 1 is provided.
The tread plate 4 is fixed on the horizontal surface 13 by screwing screws into the screws 30 and 130. As a result, the tread (horizontal plate)
4 is firmly fixed to the structural member 5 via the fixing member 1. In this way, the side girders (plate members) 2 and 3 and the tread plate (horizontal plate) 4 are fixed to the structural member 5 via the fixing fitting 1.

The fixing member 1 of this embodiment is configured as described above, and the fixing member 1 has the first vertical surface 11 and the second vertical surface 12 which are perpendicular to each other, and the first vertical surface 11
And the horizontal plane 1 connected to the upper end of the second vertical plane 12.
3 and the corner surface 14 joined to the first vertical surface 11 and the second vertical surface 12 at an angle of about 45 degrees, respectively, and the first vertical surface 11 and the second vertical surface 12 are formed. Has the plate material holes 110, 110, 120, 120 for fixing to the plate materials (side girders) 2 and 3, respectively,
The horizontal surface 13 has horizontal plate holes 130, 130 for fixing to the horizontal plate (step plate) 4, and the corner surface 14 is a structural material hole for fixing to the structural material 5 behind the corner portion. Since it has 140, 140, it is a right angle (stairs)
The two plate members (side girders) 2 and 3 forming the corner portion and the horizontal plate (step plate) 4 connected to the plate members (side girders) 2 and 3 are firmly attached to the structural member 5 such as the pillar. Can be fixed. Further, at this time, it is not necessary to perform the cutout joint processing on the plate members (side girders) 2 and 3 and the horizontal plate (step plate) 4, and the strength is not reduced due to the cutout defect.

The structure for fixing the stairs using the fixing bracket 1 is a case where the plate members 2 and 3 are side girders at the stairs corner part and the horizontal plate 4 is a step plate at the stairs corner part. The same effect that the side girders 2, 3 and the tread plate 4 can be firmly fixed to the structural member 5, and the strength reduction due to the cutout defect of the side girders 2, 3 and the tread plate 4 does not occur. It goes without saying that it has an effect.

Furthermore, the fixing metal fitting 1 in the present embodiment
According to the above, the first vertical surface 11 and the second vertical surface 12 are joined at a right angle, and the connecting portion 15 is provided with the structural material hole 14
The auxiliary holes 150 for the structural material corresponding to the positions 0, 140,
Since 150 is formed, the structural holes 140, 14
0 and the insertion direction of the screw 17 which is inserted into both of the structural material sub-holes 150, 150 are guided, and the screw 17 can be easily screwed into the structural material 5.

FIG. 5 shows another embodiment of the fixing fitting of the present invention. In the embodiment shown in FIG.
The same components as those of the embodiment shown in FIGS. 4 to 4 are designated by the same reference numerals and detailed description thereof will be omitted. The difference between the fixing metal fitting 1 shown in FIG. 5 and the fixing metal fitting 1 shown in FIGS.
The first vertical surface 11 and the second vertical surface 12 are not directly coupled to each other, and the first vertical surface 11 is interposed via the corner surface 14.
And the second vertical surface 12 are connected to each other, and the sub-holes 150, 150 for the structural material in the embodiment shown in FIGS. 1 to 4 are not formed. Fixing bracket 1 shown in FIG.
1 to 3 except for the effect of facilitating screwing of the screws 17, 17 by guiding the insertion direction of the screws 17, 17 due to the formation of the structural material sub-holes 150, 150. 4 has the same action and effect as the above-mentioned action and effect by the fixing metal fitting 1 shown in FIG.

The fixing metal fittings and the fixing structure of the stairs of the present invention are not limited to the above-mentioned embodiment. For example, the number of the plate material holes 110 and 120, the horizontal plate hole 130, the structural material hole 140, and the structural material sub-hole 150 is not limited to the number of the above-described embodiments, respectively, in the fixing metal fitting. Can be arbitrarily determined. In addition to the above-mentioned staircase corner part, the part where the fixing metal fitting 1 is used is a part where two plate materials form a right angle corner part and a horizontal plate such as a floor plate is fixed to the corner part. It can be used anywhere. Furthermore, although the screws such as the screws 16 and 17 are used for fixing the fixing member 1, the fixing may be performed by driving the nails by using the nails. Other points can be appropriately changed without departing from the spirit of the present invention.

[0023]

According to the fixing metal fitting of the present invention, the two plate members attached to the corners and the horizontal plate attached horizontally to the plate members are easily and reliably fixed to the structural member such as a pillar. It can be done. Particularly, according to the fixing metal fitting or the fixing structure of the stairs of the present invention, the two side girders orthogonal to each other at the stair corner and the treads connected to the side girders are easily and surely fixed to the structural material such as the pillar. You can do it.

[Brief description of drawings]

FIG. 1 is a perspective view showing an embodiment of a fixing member of the present invention.

FIG. 2 shows an embodiment of a fixing bracket of the present invention,
(a) is a front view, (b) is a side view, (c) is a plan view, (d) is
It is the sectional view on the AA line in (a).

FIG. 3 is a perspective view showing a fixing structure of a staircase portion of the present invention.

FIG. 4 is a cross-sectional perspective view showing a structure for fixing a staircase portion of the present invention.

5A and 5B show another embodiment of the fixing bracket of the present invention, in which FIG. 5A is a front view, FIG. 5B is a side view, FIG. 5C is a plan view, and FIG.
FIG. 7B is a sectional view taken along line BB in (a).

[Explanation of symbols]

1 fixing bracket 11 First vertical plane 110 Hole for plate material 12 Second vertical plane 120 hole for plate 13 Horizontal 130 Horizontal plate hole 14 corner surface 140 Structural material holes 15 Joint 150 Secondary holes for structural materials 2,3 plate material 4 Horizontal plate 5 structural materials

Claims (3)

(57) [Claims] 1. A fixture for fixing two plate members, each of which is vertically arranged to form a right-angled corner portion, and a horizontal plate, which is horizontally arranged and connected to the plate member, to a structural member such as a pillar. And a first vertical surface and a second vertical surface which are face-to-face fixed to the two plate members and are perpendicular to each other, the first vertical surface and the second vertical surface, respectively.
A horizontal plane that is coupled to the upper end of the vertical plane and is orthogonal to the first vertical plane and the second vertical plane, and a corner that is coupled to the first vertical plane and the second vertical plane at an angle of about 45 degrees. And the first vertical surface and the second vertical surface each have a plate material hole for fixing to the two plate materials, and the horizontal surface is
A fixing bracket having a horizontal plate hole for fixing to the horizontal plate, and the corner surface having a structural material hole for fixing to the structural material behind the corner portion. . 2. The first vertical surface and the second vertical surface are connected to each other at a right angle, and a sub hole for a structural material corresponding to the position of the hole for the structural material is formed in the connecting portion. Fixing metal according to 1. 3. A stairway part, comprising: the structural material, wherein side plate girders of the stairs, which are the plate members, and step plates of the stairs, which are the horizontal plates, are fixed to the structural material by using the fixing bracket according to claim 1. Fixed structure.