JPH08100493A - Handrail mullion drain device for concrete slab face rain water - Google Patents

Abstract

PURPOSE: To drain the rain water of the concrete slab of a veranda or the like with a handrail mullion concurrently serving as a vertical gutter. CONSTITUTION: Split hollow mullions 2 for constituting the mullions of the upper and lower stories are fixed to the tip of a concrete slab, and they are connected together via a cross rain receiving sleeve 30 to form a handrail mullion for installing a handrail. Drain holes are located at the end sections on the rain receiving boxes 33 protruded on both sides of the rain receiving sleeve 30, a horizontal gutter 20 fixed in the longitudinal direction is mounted at the tip of the concrete slab, and the rain water on the concrete slab is drained to the lower split mullion 2 via the horizontal gutter 20 and the rein receiving boxes 33. No boring is required on the concrete slab, and the drain device of the handrail mullion 2 can be fitted afterward.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a handrail vertical drainage device for rainwater on a concrete slab surface for draining rainwater on a concrete slab surface protruding from a building body such as a balcony or a corridor.

[0002]

2. Description of the Related Art On a concrete slab such as a balcony or a corridor, a handrail made of concrete, aluminum or the like is erected on the upper surface of the tip side of the concrete slab, and a drainage channel having a concave shape is provided at an inner position of the handrail to provide a predetermined position. The drainage holes of the concrete girders are connected to the vertical gutters vertically passing through the concrete slab attached to the inner wall of the building frame through the inclined pipes that form the gutter.
It is said that the rainwater on the concrete slab surface is discharged.

[0003]

[Problems to be Solved by the Invention] However, in this case,
Since it is necessary to provide a drainage channel on the concrete slab surface and a drainage hole and a plurality of through holes for vertical gutter vertical penetration, the construction becomes complicated, and the vertical gutter is installed on the concrete slab surface near the wall surface of the building. Effective use of the concrete slab surface will be hindered.

The present invention has been made in view of the above circumstances, and a problem to be solved by the present invention is that concrete can be installed by a relatively easy construction without using a space on the surface of the concrete slab and has an excellent appearance. It is to provide handrail vertical drainage system for rainwater on slab surface.

[0005]

According to the present invention, in accordance with the above-mentioned problems, a handrail cubic is arranged at the tip position of the concrete slab,
By using this handrail stand, rainwater is drained from the rain receiving gutter on the surface of the concrete slab, which is also installed at the tip of the concrete slab, and the rainwater is drained from the gutter to the handrail stand with a simple structure and good appearance. As is done, the above handrail stand is a separating stand of the length of each floor of the building, and the separating stand and the gutter are separated from each other by using a front cross-shaped rain receiving sleeve. It fits by the connecting part,
The gutter and the gutter are connected to each other in such a manner that they are placed by the rain-receiving box, that is, the present invention is that the tip of the concrete slab is separated vertically at the concrete slab position. A separation slab that is vertically arranged and has a handrail fixed on the upper side of the concrete slab and is hollow and has a length of each floor of the building. It is installed on the bottom surface of the concrete slab with a drainage hole on the bottom surface of the longitudinal direction. A front cross including a connecting portion and a rain receiving box that projects on the side surface of the connecting portion and mounts the longitudinal end portion of the gutter and discharges rainwater from the drainage hole into the lower separating vertical hollow portion. A handrail vertical drainage device for rainwater on concrete slab surface, comprising: a rain receiving sleeve exhibiting the above; Of the concrete slab surface rainwater, which is characterized in that the fitting is performed by fitting the connecting portion into the hollow portion of the separating cube. A handrail standing drainage device for concrete slab surface rainwater, characterized in that one or both of the rain receiving sleeve and the connecting portion are fitted by fitting by a separate standing rain receiving sleeve connecting portion. 3 and these are the means for solving the above problems as the gist of the invention.

[0006]

The present invention will be described in more detail with reference to the drawings showing the following examples. A is a middle or low-rise building such as a reinforced concrete apartment house or a school, and B is the floor of each building from the frame of the building A. Is a concrete slab, such as a veranda or a corridor, projecting outwardly, and 1 is a handrail stand, 10 is a handrail, 20 is a gutter for receiving rain on the B side of the concrete slab, and 30 is a rain receiving sleeve.

The handrail cubicle 1 is vertically separated at the position of the concrete slab B on each floor and arranged vertically above the tip of the concrete slab B, and the handrail 10 is fixed on the upper side of the concrete slab B to form a hollow building A. The separation cuboid 2 having a length (height) of each floor unit is formed by connecting the separation cuboids 2 forming the above-mentioned vertical structuring members by the rain receiving sleeve 30 in series in the vertical direction.

In the present embodiment, the separation cube 2 is made of hollow aluminum extruded material having a substantially rectangular cross section, and has a length of a floor unit, in particular, slightly lower than the lower end of the concrete slab B of the upper floor, for example, several cm.
About 50 cm in this example from the lower position to the upper and lower middle of the concrete slab B on the lower floor, for example, about several cm from the concrete slab B, 55 mm in this example.
The concrete slab B having the same length up to the lower position should be used, and the upper concrete slab B (uppermost slab B (maximum) at the upper end at predetermined intervals in the longitudinal direction of the concrete slab B according to the width of the handrail 10. At the upper end, it is fixed to the lower surface of the concrete slab B via an angle member 3 which is fixed to the lower surface of the rooftop concrete slab by a stainless steel anchor 4 and forms a bracket, and is at the lower end. The lower concrete slab B has a horizontal L-shaped bracket 5 whose one end is fixed to the vertical surface of the lower concrete slab B, and the bolt nut 6 is fastened and fixed to the vertical vertical surface of the concrete slab B. It is fixed in contact with each other.

A handrail 10 made of aluminum extruded material in which a pair of handrail pillars 11 and a crossbar 12 and a horizontal rail 13 are fixedly assembled is provided between the separation cubes 2, and each of the floors has, for example, an L shape. Each end is abutted against and fixed to the side surface of the separation vertical 2 so as to be flush with the separation vertical 2 by the bracket 14 on the outdoor side or the indoor side.

Rain gutter 20 for receiving rain on the concrete slab B side
Is disposed in the longitudinal direction of the tip of the concrete slab B so as to be in contact with the side surface of the separation cube 2 and has a drainage hole 25 on the lower surface of the longitudinal end portion.

In this example, this gutter 20 is a separation cube 2
It has a length according to the space between them, and is installed so as to be interposed between them. The vertical fixed wall 21,
An extruded wall 22 is provided outside and a horizontal bottom wall 23 is provided between them, and an aluminum extruded material having a U-shaped or U-shaped cross section with an upward opening is used. On the other hand, the drainage holes 25 are provided through the bottom walls 23 at both ends in the longitudinal direction, and the drainage pipes 26 directed downward are formed at the drainage holes 25 so as to extend downward in a cylindrical shape. It is installed vertically.

The gutter 20 is constructed such that the vertical fixing wall 21 is externally pressed against the vertical surface of the tip of the concrete slab B and the tip of the concrete slab B is fixed by a stainless steel anchor 4 at a predetermined position in the longitudinal direction. The rainwater on the concrete slab B surface is collected by flowing down at the tip of the concrete slab by fixing the surface to the vertical surface.

The rain receiving sleeve 30 is provided with upper and lower end portions fitted between the upper and lower separating pits 2, respectively, and a hollow connecting portion 31 for connecting the upper and lower end portions in series and a side surface of the connecting portion 31. It has a rain receiving box 33 for projecting and mounting the longitudinal end of the gutter 20 and discharging rainwater from the water draining hole 25 into the hollow portion of the lower separation side 2 to have a front cross shape. is there.

In this embodiment, the rain receiving sleeve 30 has a substantially rectangular cross section having an outer dimension corresponding to the inner dimension of the separation cube 2 and has cutouts 32 having drainage ports on both sides in the vertical intermediate position. And a square pipe-shaped connecting portion 31 that is transparently provided, and one end is welded and fixed to both side surfaces of the connecting portion 31 at the cutout 32 position. Each rain receiving box 33 is provided to form a front cross shape and an aluminum plate is bent to form an integral aluminum unit.

In the present embodiment, the separation stand 2 is connected by the rain receiving sleeve 30 by fitting both the upper and lower ends of the connecting portion 31 of the rain receiving sleeve 30 into the hollow part of the separation stand 2. Yes, at this time, the fitting is a close fitting so as to secure the connecting strength, and the upper separation side 2
It is supposed that the fitting portion is fixed by welding between and.

In addition, the gutter 20 using the rain receiving sleeve 30
In this example, the drainage hole 25 of the gutter 20 and the drainage pipe 26 thereof are located in the middle of the opening on the rain catching box 33 in this example, and the rain catching box 33 is used as a support base at the longitudinal end. This is done by arranging so that

Therefore, in this example, the separation stand 2 and the gutter 20 are fixed to the concrete slab B, respectively, while the rain receiving sleeve 30 is fitted to the separation stand 2 and the upper separation stand 2 is attached. By fixing this to the vertical direction, the separation stand 2 is connected by the rain receiving sleeve 30 and the end of the horizontal gutter 20 in the longitudinal direction is placed. The rainwater on the surface of the concrete slab B is discharged to this through the gutter 20 and the rain receiving sleeve 30.

That is, the rainwater on the surface of the concrete slab B flows down from the tip to the gutter 20 and reaches the longitudinal end portion through the water draining hole 25 and the water draining pipe 26 into the rain receiving box 33 of the rain receiving sleeve 30. From the rain receiving box 33 to the connecting portion 31 through the cutout 32, the handrail stand 1, that is, when the concrete slab B is used as a reference, is discharged into the hollow part of the separation stand 2 on the lower side. The rainwater on the surface of each concrete slab B on each floor is discharged to the outside by the handrail stand 1 as a vertical gutter without dripping downward from the tip of each concrete slab B.

The building A of the handrail cubic drainage system of this example is installed by, for example, separating the cubic 2 from the upper and lower concrete slabs B.
Fix the gutter 20 to the concrete slab B while fixing it to the tip.
Arranged in the longitudinal direction of the tip, fixing it, fitting the upper end of the connecting portion 31 of the rain receiving sleeve 30 to the separating stand 2, and abutting the rain receiving box 33 against the bottom wall 23 of the gutter 20. As shown in the figure, it is fixed to the separating pit 2 by welding, and then the lower separating pit 2 is fitted to the lower end of the connecting portion 31 of the rain receiving sleeve 30 and fixed to the tip of the concrete slab B. If the handrail 10 is to be installed on the separation vertical 2 at the stage where the separation vertical 2 is fixed on each floor or after the handrail vertical drainage device is installed, Good. Therefore, according to the handrail vertical drainage device of this example, a concave drainage channel is not formed on the surface of the concrete slab B, or a plurality of through holes are not provided, and the end of the concrete slab B is retrofitted. This can be installed by simple construction.

In the figure, reference numeral 15 is a screw for fixing the separating stand 2 and the handrail 10 to the headstock 12 or the horizontal rail 13, 16 is a waterproof sheet laid on the B side of the concrete slab, and 17 is the lower end of the handrail post 11 of the handrail 10. A flat bracket bracket 27 fixed by tightening bolts 18 and fixed by a stainless steel anchor 4 so as to hold the concrete slab B on the vertical surface of the concrete slab B. 27 presses the tip of the waterproof sheet 16 and the waterproof sheet 16 is an angle member for a frame having the same length as the gutter 20 provided between the concrete slab B surface and the gutter 20 so as to be flush with the gutter 20, and 28 is a screw for fixing the gutter 20.

Although the illustrated example is as described above, in the present invention, the fitting of the separation stand and the connecting portion of the rain receiving sleeve is performed by inserting one of the connecting portions instead of inserting both of the connecting portions. The other side may be fitted by the rain receiving sleeve connecting part of the separation cubic, and the fitting of both may be performed by this rain receiving sleeve connecting part. In this case, one or both of them can be fitted by fitting the connecting portion into the separating vertical hollow portion or by fitting with the separating receiving rain receiving sleeve connecting portion.

The separation gutter and the rain catch sleeve can be fitted together and the gutter can be placed on the rain catch box on the rain catch box by fitting and fixing as required, as in the above example. As a fixing means, other than the above-mentioned welding, any suitable means such as screwing, bonding, elastic locking of the fixing piece, and bending locking can be used.

Further, regarding the fixing of the separation handrail and the handrail, the handrail is made into, for example, a panel shape, and the vertical frames or columns on both sides of the handrail are fixed to the separation handstand. In addition to being used in new buildings, it should be retrofitted to buildings for handrail refurbishment, and drainage holes should be used to drain rainwater into the rain pan without installing drainage pipes in the gutter. To prevent the fall of the
In place of the above-mentioned notch of the connecting portion of the rain receiving sleeve, this is similarly made into a mesh shape or a mesh is arranged, and the like, in implementing the present invention, a building, a concrete slab, a handrail, a separation stand The use, structure, material, shape, size, number, relationship between these, and the like of the gutter and the rain receiving sleeve can be variously changed without departing from the gist of the above-mentioned invention. There is no need to limit it to one.

[0024]

Since the present invention is configured as described above,
The concrete slab surface can be installed comparatively easily without additional processing such as through holes on the concrete slab surface by adding it to the tip of the concrete slab surface. By using the vertical as a vertical gutter, the rainwater on the concrete slab surface can be efficiently discharged, and the rain receiving box is exposed to the outside at the connection part between the handrail vertical and the horizontal gutter. A vertical drainage device for the concrete slab surface rainwater that eliminates the obstruction of the use of space on the concrete slab surface as it has an appearance that looks like a cross in the shape of the concrete slab surface. Can be provided.

[Brief description of drawings]

1 is a front view of a handrail vertical drainage device.

FIG. 2 is an exploded perspective view of a handrail vertical drainage device.

FIG. 3 is a partially cutaway enlarged front view of the handrail cubic drainage device.

FIG. 4 is a vertical cross-sectional view of the handrail vertical drainage device at the gutter position.

FIG. 5 is a cross-sectional view showing the relationship between the handrail cubic and the handrail.

FIG. 6 is a cross-sectional view of the handrail cubic drainage device.

FIG. 7 is a partially cutaway enlarged front view showing the relationship between the handrail and the gutter.

FIG. 8 is a cross-sectional view of the handrail at the handrail post position.

FIG. 9 is a cross-sectional view showing the relationship between the handrail and the concrete slab at the handrail post position.

[Explanation of symbols]

 A Building B Concrete slab 1 Handrail cubic 2 Separation cubic 10 Handrail 20 Gutter 25 Drain hole 30 Rain catch sleeve 33 Rain catch box

Claims (3)

[Claims] 1. A separation stand having a length of a floor unit of a building, which is vertically separated at a concrete slab position and is vertically arranged at a tip of the concrete slab, and is made hollow with a handrail fixed on the upper side of the concrete slab. And a rain catching gutter on the surface of the concrete slab, which is arranged in the longitudinal direction of the tip of the concrete slab so as to be in contact with the side surface of the separation vertical and has a drainage hole on the lower surface of the longitudinal end, and the upper and lower ends between the separation vertical. Parts are fitted and interposed, and a longitudinal connecting end of the gutter projecting on a hollow connecting part for connecting these parts in series in the vertical direction and a side surface of the connecting part is placed, and rainwater from the drainage hole is placed on the lower side. And a handrail vertical drainage device for rainwater on a concrete slab surface, comprising a rain receiving sleeve having a front cross shape and having a rain receiving box for discharging into the separating vertical hollow portion. 2. The concrete according to claim 1, wherein one or both of the separation stand and the connection part of the rain receiving sleeve are fitted by fitting the connection part into the separation stand hollow part. Slab surface rainwater handrail vertical drainage device. 3. One or both of the separation stand and the connecting part of the rain receiving sleeve according to claim 1 are fitted by fitting by the rain receiving sleeve connecting part of the separating stand. Handrail vertical drainage device for concrete slab surface rainwater.