JP2002081184A - Mounting structure for handrail - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a mounting structure for a handrail in a rising wall part composed of an ALC panel, excellent in the property of following the inclination of the ALC panel due to an earthquake, etc., workability, and economy. SOLUTION: The plural long rectangular ALC panels 2 are arranged crosswise on a building frame in such a manner as to align panel surfaces and mounted on the building frame inclinably in a lateral direction for the purpose of forming the rising wall part 8. A handrail support 4 is erected at the center of the top surface part of each of the ALC panels, and a handrail member 5 is horizontally disposed in the upper part of the handrail support 4, which is mounted on the handrail member 5 so as to be rotatable in the longitudinal direction of the handrail member 5.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure for attaching a handrail to a rising wall formed of an ALC panel.

[0002]

2. Description of the Related Art Recently, an ALC panel (lightweight cellular concrete panel) has been used as a wall structure to prevent earthquakes and the like.
A so-called dry locking method in which an adhesive member such as mortar or the like that hinders sliding of an ALC panel is not filled in the joints of the ALC panel is often used. This is a structure in which each ALC panel slides while actively following the interlayer deformation of the building. The same construction method can be applied to verandas, balconies, parapets, etc. using the rising walls of these ALC panels. desired.

A handrail-attached ALC wall structure in which the rising wall of the above-mentioned ALC panel is used as a veranda and a handrail is attached to the upper edge of the ALC panel is disclosed (Japanese Patent Laid-Open Publication No. HEI 2 (1994) -209686).
000-129773). As shown in FIG. 7, this wall structure has a plurality of ALC panels 81 arranged in a row, a middle portion in the height direction is a ruler angle 82 arranged on a beam 88 of a building, and a lower portion is a vertical portion extending downward from the beam. Base steel 89
Are fixed to a ruler angle 82 fixed to each of them by using a bracket 83.

At the center of the upper edge of each ALC panel 81 is an anchor member 84 having a male screw threaded at the top.
A handrail mounting member 86 to which a handrail support member 85 is fixed at a predetermined interval is screwed with a nut 87.
Further, a handrail support member 91 is provided above the handrail mounting member 86.
A handrail portion 93 is attached to a spacer fixedly secured to the upper end of the handrail support member 91.

[0005]

The handrail A
In the LC wall structure, the handrail mounting member 86 is a long material, and the position of the hole provided therein and the mounting position of the anchor member 84 need to match with each other. , Kasagi 92 through-hole and handrail 93
However, there is a problem that the workability is lacking and the number of parts is large, for example, it is necessary to match the positions of the handrail support members 91 attached to each other. In addition, AL with the above handrail
Because the C wall structure requires a special handrail mounting member,
This also leads to an increase in cost.

Also, a relative displacement occurs between the middle and lower portions of the ALC panel 81 due to an earthquake or the like, and the ALC panel 81
Is tilted, the handrail mounting member 8 made of steel plate
6 acts so as to float from the upper surface of the ALC panel 81,
There is a possibility that the anchor member 84 will be pulled out. Furthermore, AL
When the handrail support member 91 is inclined together with the C panel 81, there is a concern that a mounting portion between the handrail support member 91 and the handrail portion 93 may be damaged.

The present invention has been made in view of the above-mentioned problems, and an object of the present invention is to provide a handrail mounting structure which is excellent in following up the inclination of an ALC panel due to an earthquake or the like, and is excellent in workability and economy. Make it an issue.

[0008]

In order to solve the above technical problems, a handrail mounting structure according to the present invention, as shown in FIG. 1, comprises a plurality of long rectangular ALC panels attached to a building frame. The ALC panels 2 are mounted side by side so as to be aligned side by side and tiltable in the horizontal direction to form a rising wall portion 8, and a handrail support 4 is erected at the center of the upper surface of each ALC panel. A handrail member 5 is disposed in a horizontal direction above the handrail 4, and the handrail support 4 is attached to the handrail member 5 so as to be rotatable in the longitudinal direction.

In the handrail mounting structure according to the present invention, the support base 3 having a column member 42 to which the handrail column 4 is fitted and a substrate 41 fixed by using an anchor member is provided by the above-mentioned A.
The handrail support 4 is erected at the center of the upper surface of the LC panel 2.
In the upper part, the handrail member 5 is attached using a single bolt or pin as a rotation axis.

Further, in the handrail mounting structure according to the present invention, the ALC panel 2 has a lower portion and an intermediate portion mounted and supported on a building frame via mounting brackets, respectively.
The right and left side surfaces of each ALC panel 2 are slidably contacted with each other to form the rising wall portion 8.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a handrail mounting structure according to the present invention will be described below with reference to the drawings. As shown in FIG. 1, the mounting structure of the handrail is a frame 1 which forms the foundation of a building.
A plurality of ALC panels 2 are juxtaposed to form a wall surface, and a rising wall 8 is formed on the upper part of the ALC panel 2. A handrail support 4 is fitted to the support base 3,
A handrail member 5 is attached to an upper portion of the handrail support 4 in a horizontal direction. The handrail support 4 that hangs at a right angle to the handrail member 5 is mounted to be rotatable in the longitudinal direction within a predetermined angle range. The wall structure of these ALC panels 2 is based on a dry locking method, and the rising wall thereof can be applied to a veranda, a balcony, a parapet, and the like.

The ALC panel 2 is a rectangular plate material having a predetermined thickness, has a flat upper surface portion 10 as a fore-edge at an upper part, and has a long side surface at one of upper and lower long sides. A ridge 11 is formed in the direction, and a concave groove 12 is formed in the other direction in the longitudinal direction.

On the other hand, a steel angle member 13 is fixed to the upper part of the frame 1 along the frame 1, and an H-shaped steel beam 14 is laid above the frame 13 as a building frame on the upper floor. An angle member 15 is fixed along the beam 14. An anchor bolt 16 is embedded in each of the ALC panels 2 in the vicinity of the angle members 13 and 15, and a fastening member 18 is attached to the anchor bolt 16 using a nut 17. The fastening member 18 is attached to the angle member 15. The ALC panel 2 is fixed to the angle members 13 and 15 by being engaged. In addition, adjacent ALC panels 2 face each other on one side of the ridge 11.
It is arranged so as to be fitted into the side surface of the other concave groove 12, and the joints of both are slidable using an elastic sealing material without using mortar or the like.

As shown in FIG. 2, the handrail member 5 is made of aluminum. As shown in FIG. 2, an elongate cylindrical cover portion 21 having an arc-shaped upper portion and a flat lower portion 22 and a downward opening at the center of the flat portion 22 are provided. The groove-shaped fitting portion 23 is formed. This groove-shaped fitting portion 23
A side plate portion 24 is formed above and below the flat portion 22, an upper plate portion 25 is formed above the flat plate portion 22, and a flange portion 26 that is bent horizontally and outward is formed at a lower end portion of the side plate portion 24. In the side plate portion 24 of the groove-shaped fitting portion 23, a through hole 27 passing horizontally through the both side plate portions 24 is provided at a position below the flat portion 22.
Are provided, and the distance between the through holes 27 is the same as the distance between the handrail columns 4.

The handrail support 4 is a prism having a square cross section, and a joint portion 32 having a protruding plate 31 erected from the center of the substrate 30 is fixed to the four corners of the substrate 30 with screws 33 at the upper portion. I have. A hole 34 is provided substantially at the center of the protruding plate 31, and a fitting hole 35 is formed in the handrail support 4 from the lower end upward. The handrail support 4 and the joint 32 are both made of aluminum or steel.

Here, the handrail support 4 is rotatably attached to the handrail member 5. That is, the projecting plate 3 of the joint portion 32 of the handrail support 4 is inserted into the groove-shaped fitting portion 23 of the handrail material 5.
1 is inserted, and a bolt 36 with a hexagonal hole is passed from the through hole 27 on the front side of the grooved fitting portion 23 through the hole 34 of the protruding plate 31 to the through hole 27 on the rear side, and a nut 37 is inserted.
It is tightened using. As described above, in the handrail mounting structure, the handrail support 4 is connected to the handrail member 5 with one bolt 36. Similarly, the handrail support 4 is attached to the handrail member 5 at a predetermined interval.

FIG. 3 shows a state in which the support 3 is mounted on the upper surface 10 of the ALC panel 2. The support base 3 is made of steel or aluminum, and has a column-shaped column member 42 erected and fixed at the center of a rectangular substrate 41. The width of the substrate 41 is the same as the thickness of the upper surface 10 of the ALC panel 2. In the substrate 41, long holes 43 are formed on the left and right sides of the column member 42 in the longitudinal direction of the upper surface, respectively.

The support 3 is attached to the center of the upper surface 10 of the ALC panel 2 in the longitudinal direction. First, two holes are formed in the upper surface 10 corresponding to the long holes 43, and an adhesive is injected into these holes. Then, a concrete screw 45 is screwed through the washer 44 as an anchor member to fix the support base 3. Instead of the screw 45, a screw 47 that uses a locking member shown in FIG. 4B may be used. With respect to the other ALC panels 2 arranged side by side, the support base 3 is attached to the center of the upper surface 10 in the same manner. The fixing of the support base 3 to the center of the ALC panel 2 is superior in mounting strength as compared with the end, and the inclination sliding distance of the panel end is smaller than the inclination sliding distance of the ALC panel 2 for the inclination sliding. This is because the individual handrail supports 4 rotate with good balance with respect to the handrail material 5.

Then, the handrail support 4 of the previously assembled handrail 5 is fitted into the corresponding support base 3 by using the fitting hole 35, and the handrail 5 is mounted. In this case, when the positions of the support base 3 and the handrail support 4 are shifted due to an attachment error or the like, the support base 3 can be moved and adjusted in the range of the elongated hole 43 of the support base 3. After the handrail member 5 is mounted, a screw 46 for self-drilling is screwed into the vicinity of the lower part of the handrail column 4, and the handrail column 4 is attached to the column base 3.
To the column member 42 of FIG.

After installation, the handrail support 4 is installed vertically and the handrail material 5 is installed horizontally, and they intersect at an angle of 90 degrees. Then, the upper portion of the protruding plate 31 and the groove-shaped fitting portion 23 are formed.
A certain degree of space is formed between the handrail support 4 and the handrail member 5 around the bolt 36. The angle between the handrail support 4 and the handrail member 5 can be rotated from 90 degrees to a predetermined angle. is there.
If the upper portion of the protruding plate 31 is formed in an arc shape, the space between the upper end portion of the protruding plate 31 and the upper plate portion 25 of the groove-shaped fitting portion 23 is small.

As shown in FIG. 4 (a), in the above handrail mounting structure, interlayer deformation occurs between the building foundation and the upper floor due to an earthquake or the like, and the ALC panel 2 slides in an inclined manner. When the ALC panel 2 is inclined at a predetermined angle from the vertical direction, the support base 3 and the handrail support 4 are also inclined. Then, as shown in FIG.
Rotates about the bolt 36 with respect to the handrail member 5 at an angle (θ) corresponding to the above inclination. Thereby, each member such as the support base 3, the handrail support 4, the handrail material 5, etc. is
The inclination of the panel 2 can be followed. Note that this handrail mounting structure may be any type of AL as long as the ALC panel 2 is inclined and slides due to interlayer deformation of a building or the like.
The mounting structure of the C panel 2 is also applicable.

Therefore, the handrail mounting structure is such that the handrail support 4 is connected to the handrail material 5 with one bolt 36, and the number of parts such as the support base 3, the handrail support 4 and the handrail material 5 is small. It is configured, the shape of each member is simple, and both contribute to economy and reduce costs. Also, the support base 3 is A
It is also excellent in strength, such as being fixed at the center of the upper edge of the LC panel 2, and can effectively follow the interlayer deformation of the building due to an earthquake or the like.

FIG. 5 shows a handrail mounting structure according to another embodiment. In this mounting structure, A
Since the mounting structure of the LC panel 2 and the mounting structure of the support base 3 are the same as those in the above-described embodiment, the description is omitted here. Further, the same components as those in the above-described embodiment are denoted by the same reference numerals, and description thereof will be omitted.

In this embodiment, the handrail support 4 and the handrail member 51 fitted to the support base 3 erected on the upper surface portion 10 of the ALC panel 2 are connected via a fitting member 61 to form a handrail. The column 4 is rotatably attached to the handrail member 51. This handrail mounting structure can be applied to a rising wall portion such as a veranda, a balcony, a parapet, and the like as in the above-described embodiment.

As shown in FIGS. 5 (a) and 5 (b), the handrail member 51 has a long cylindrical shape made of aluminum and has a cover portion 52 having a circular cross section except for a lower portion, and a lower portion below the cover portion 52. Open groove-shaped fitting portions 53 are formed. The groove-shaped fitting portion 53 has upper and lower side plate portions 54 formed on the upper and lower sides, an upper plate portion 55 is connected to the upper portion, and a lower end portion of the side plate portion 54 is connected to the cover portion 52. Are each provided with a flange portion 56 facing inward.

The fitting member 61 has a rectangular parallelepiped shape as a whole, and a long fitting hole 63 penetrating in the longitudinal direction is formed at the center of the upper surface portion 62. Screw holes 6 each having a screw engraved on both sides of the insertion hole 63
4 are formed. Further, the fitting member 61 is provided with a circular through-hole 65 that passes horizontally through a side portion thereof and passes through a substantially central portion of the long fitting hole 63.

A joint 71 is provided on the upper part of the handrail support 4. The joint 71 is provided with a protruding plate 73 erected from the center of the substrate 72.
And is fixed to the handrail support 4. The protruding plate 73
A hole 75 is provided at substantially the center upper part of the projection 73, and an upper part 76 of the protruding plate 73 is formed in an arc shape. Then, as shown in FIG. 5 (a), the projecting plate 73 of the joint portion 71 is inserted into the long fitting hole 63 of the fitting member 61, and the center of the hole 75 and the through hole 65 is aligned. Are inserted into these holes to connect the two. In this state, the joint portion 71 can rotate at a predetermined angle with respect to the handrail member 51 about one pin 66 as an axis.

The fitting member 61 is fitted into the groove-like fitting portion 53 of the handrail member 51 from the longitudinal direction with the joint portion 71 attached, and the inside of the groove of the groove-like fitting portion 53 reaches a predetermined position. It slides and moves. Similarly, the necessary number of fitting members 6
1 is arranged at a predetermined position of the groove-shaped fitting portion 53.

On the other hand, the column bases 3 are fixed to the upper surface 10 of the ALC panel 2, and the handrail columns 4 attached to the handrail members 51 are fitted to these column bases 3, respectively.
At this time, since the handrail support 4 is movable along the groove-shaped fitting portion 53 of the handrail material 51, the handrail support 4 can be freely adjusted according to the arrangement position of the support base 3. Then, a bolt 67 with a hexagonal hole is screwed into each screw hole 64 from below the fitting member 61. The tip of the bolt 67 is pressed against the upper plate portion 55 of the groove-shaped fitting portion 53 to fix the fitting member 61 to the handrail member 51. Finally, the handrail support 4 is fixed using the screws 46 to the support base 3.
Fixed to.

As shown in FIGS. 6 (a) and 6 (b), in the above handrail mounting structure, if the building undergoes interlayer deformation due to an earthquake or the like and the ALC panel 2 slides in an inclined manner, the handrail support 4 becomes a handrail. With respect to the member 51, the pin 66 is rotated about the pin 66 at an angle corresponding to the inclination. Therefore, each member such as the support base 3, the handrail support 4, the handrail member 51, and the like can follow the inclination of the ALC panel 2 without being damaged. This handrail mounting structure is applicable to any type of mounting structure of the ALC panel 2 that slides in an inclined manner.

Therefore, this handrail mounting structure is also
The same effect as in the above embodiment can be obtained, and
It is also excellent in strength, such as being fixed at the center of the upper edge of the C panel 2, and can effectively follow the interlayer deformation of the building due to an earthquake or the like.

[0032]

As described above, according to the handrail mounting structure according to the present invention, the rising wall is formed by attaching the ALC panel to the building frame so as to be inclined, and the center of the upper surface of the ALC panel is formed. The structure adopts a configuration in which the handrail support that stands upright is rotatably attached to the handrail material.
Each member has an effect that it can effectively follow the interlayer deformation of the building due to an earthquake or the like without being damaged.

Further, in the handrail mounting structure according to the present invention, the support base is erected at the center of the ALC panel, and a single bolt or pin is used at the upper part of the handrail support using a bolt or pin as a rotation axis. Is adopted, there is an effect that the number of parts is small, the shape of each member is simple, and the economy is excellent.

Further, the handrail mounting structure according to the present invention has
The lower and middle portions of the LC panel are attached to and supported by the building frame, respectively, and the side walls of the ALC panel are slidably contacted to form a rising wall, so that the ALC panel is resistant to interlayer deformation of the building frame. Has an effect that the inclined sliding can be performed without failure and no breakage occurs.

[Brief description of the drawings]

FIG. 1 is a diagram showing a mounting structure of a handrail according to an embodiment of the present invention.

FIG. 2 is an explanatory view of attaching a handrail support to a handrail according to the embodiment.

FIG. 3 is an explanatory view for attaching a support base and a handrail support according to the embodiment.

4A and 4B are diagrams illustrating an ALC panel that is inclined, and FIG. 4B is a diagram illustrating rotation of a handrail support with respect to a handrail material according to the embodiment;

5A and 5B are diagrams illustrating a handrail mounting structure according to another embodiment of the present invention, in which FIG. 5A illustrates a relationship between a handrail material, a fitting member, and a joint portion, and FIG. It is a figure showing the state where the handrail support was attached.

FIGS. 6A and 6B are diagrams illustrating a rotated handrail support, and FIG. 6B is a diagram viewed from a side, according to the embodiment;

FIG. 7 is a diagram showing a handrail mounting structure according to a conventional example.

[Explanation of symbols]

 2 ALC panel 3 prop base 4 handrail support 5 handrail material 8 rising wall 41 board 42 pillar member

Claims (3)

[Claims] 1. A plurality of long rectangular ALs are provided on a building frame.
The C panel (2) is arranged side by side with the panel surfaces aligned and tiltably mounted in the horizontal direction to form a rising wall (8), and a handrail support (4) is provided at the center of the upper surface of each ALC panel. A handrail member (5) is disposed horizontally above the handrail support (4), and the handrail support (4) is attached to the handrail material (5) so as to be rotatable in its longitudinal direction. A handrail mounting structure characterized by the following. 2. A board (4) to which the handrail support (4) is fitted, and a board (4) fixed using an anchor member.
The support base (3) having 1) is attached to the ALC panel (2).
The handrail material (5) is attached to the center of the upper surface of the handrail (4) using a single bolt or pin as a rotation axis at the upper part of the handrail support (4). 2. The mounting structure for a handrail according to 1. 3. The ALC panel (2) has a lower portion and an intermediate portion attached to and supported by a building frame via mounting brackets, respectively, and can slide between left and right side portions of each ALC panel (2). The handrail mounting structure according to claim 1 or 2, wherein the rising wall portion (8) is formed in contact with the handrail.