JPH072854Y2 - Staircase structure - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial field of application] The present invention relates to a staircase structure capable of efficiently utilizing a void below a staircase portion of a folded staircase.

[Conventional technology]

For example, in a house such as an apartment complex, a staircase is provided facing the entrance and exit, and the staircase is often formed as a folded staircase with a landing on the side facing the outer wall in order to expand the living area. .

In such a folded staircase, the downward staircase connecting the ground floor and the landing is
Since the back will be placed outside and the appearance of the house will be impaired, a blindfold panel is often erected outside the downward staircase.

[Problems to be solved by the device]

However, by providing the blindfold panel, a small void having a triangular shape is formed inside the blindfold panel, and such a small void is often left unused without being used.

The present invention makes effective use of the space under the stairs based on the fact that the inner surface material of the blind panel is made thicker than the outer surface material and a control box for controlling electric power or gas is attached to the inner surface material. The purpose is to provide a possible staircase structure.

[Means for Solving the Problems]

In order to solve the above-mentioned problems, in the staircase structure of the present invention, the outer wall surface of the house is dented to form a void extending from the floor height of the first floor to the floor height of the second floor, and in the void. While providing a folded staircase having a landing located below the second floor above the middle floor and outside, a downward staircase extending from the landing to the first floor, and an upward staircase extending to the second floor, A blind panel located below the landing and outside the downward staircase is provided, and the blind panel has an outer surface material attached to an outer surface and an inner surface material attached to an inner surface of a frame structure in which frame materials are joined in a rectangular shape. At the same time, the plate thickness of the inner surface material is made larger than that of the outer surface material, and a control box for controlling electric power or gas is attached to the inner surface material.

[Action]

Since the landing of the folded staircase is located outside and the blind panel is provided below the landing and outside the downward stairway, it is possible to blindly use the triangular small voids that occur below the landing and effectively use the small voids. it can.

In the blind panel, the outer surface material is provided on the outer surface of the framework, the inner surface material is provided on the inner surface, and the thickness of the inner surface material is made larger than that of the outer surface material, and power or gas is controlled to the inner surface material. Since the control box is attached, the small void can be used more effectively.

〔Example〕

 An embodiment of the present invention will be described below with reference to the drawings.

In the staircase structure of the present invention, as shown in FIGS. 1 and 2, an outer wall B of a house A is dented to form an empty space E extending from the height of the first floor C to the height of the second floor D. There is a folded staircase 2 in the void.

The folding staircase 2 is provided with a landing 3 located at the height of the middle floor below the second floor and on the outside, and includes a downward stairway portion 4 extending from the landing 3 to the first floor C and an upward stairway portion 5 extending to the second floor D. It is provided and the stairway portion 4 is located downward and downward from the landing 3
A blind panel 6 is provided on the outside of the.

The blind panel 6 has an outer surface member 11 attached to the outer surface of the framework 10 and an inner surface member 12 attached to the inner surface thereof, and the plate thickness of the inner surface member 12 is larger than that of the outer surface member 11.

In the present embodiment, as shown in FIG. 3, the folded staircase 2 has a pair of columns 21 and 22 which are substantially flush with the outer wall surface B in the space E and are raised from the first floor C with a gap therebetween. A joint beam 23 is bridged between the columns 21 and 22 and at the height of the middle floor.

The joint beam 23 has one end connected to the inside of the joint beam 23 and the other end extending to the first floor C, and a pair of downstory girders 24 and 25, and one end connected to the inside of the joint beam 23 and the other end. Is the second floor D
A pair of upper floor sasara girders 26 and 27 overhang each.

Downstairs sasara girders 24 and 25 have horizontal portions 29 and 29 on one end side facing the joint beam 23 and inclined portions 30 and 30 extending downward on the other end side. Further, the floor girders 26, 27 have horizontal portions 31, 31 similar to the joint beam 23 on one end side and inclined portions 32, 32 extending upward on the other end side.

The downward staircase portion 4 is formed by bridging a plurality of treads 34 between the inclined portions 30, 30 of the sasara girders 24, 25 in the lower floor in multiple stages.

Also, a plurality of treads 34 are bridged between the sloped parts 32, 32 of the upper floor girders 26, 27 as in the lower floor girders to form the upward stair part 5.

On the horizontal portions 29, 29 of the lower floor sasara girders 24, 25 and on the horizontal portions 31, 31 of the upper floor sasara girder 26, a receiving plate 35 serving as a base of mortar is installed, and the respective horizontal portions 29, 29, 31, The landing 3 is formed by 31 and the receiving plate 35.

In the present embodiment, the folded staircase 2 is constituted by the downward staircase portion 4, the upward staircase portion 5 and the landing 3 having the above-mentioned configuration.

The blind panel 6 is a vertical wooden frame member 13 having a rectangular cross section.
A frame 10 having horizontal frame members 14, 14 joined together in a rectangular shape is provided.
An outer surface material 11 is arranged on the outer surface of 10 and an inner surface material 12 is arranged on the inner surface.

The outer surface material 11 is formed by attaching a finishing plate made of a melamine-treated material or a metal thin plate to the outer surface of a base material 11A made of a relatively thin plate material having a plate thickness of 5 mm or less, and the other inner surface material 12 is, for example, a plate thickness of 6 mm. To the base material 12A made of the above thick plate and synthetic resin plate,
A finishing plate similar to the outer surface material 11 is attached. Therefore the inner surface material
The thickness of 12 is larger than that of the outer surface member 11.

In the present embodiment, the substrate 41 is formed on the outer peripheral surface of the frame 10 over the entire circumference.
Reinforcing frame members 44 made of grooved members, in which side pieces 42, 42 are protruded from both edges, are attached and fixed to reinforce the frame 10. Frame
Around the periphery of 10, a decorative frame 47 is provided around which the ear pieces 46, 46 are protruded from both edges of the base piece 45, the ear pieces 46, 46 of the decorative frame 47 and the side pieces 42 of the reinforcing frame member 44, The decorative frame 47 is fixed to the frame 10 through the reinforcing frame member 42 by bolting 42 and 42 together.

The blindfold panel 6 is erected on the first floor by placing the lower surfaces of the U-shaped support pieces 50, 50 connected to the lower surface of the decorative frame 47 on the first floor C and anchoring them. Further, one side portion is an overhanging piece arranged on the decorative frame 47 as shown in FIG.
The projecting pieces 51, 51 of the connecting fitting 52 having the 51, 51 are connected to the pillar 22.
Of these, the outer surface is connected to the column 22 by bolting.

In addition to projecting a horizontally extending projection piece 53 to the upper end of the other side portion, the projection piece 53 is provided at the horizontal portions 29 and 31 of the downstairs sasara girder 25 and the upstairs sasara girder 27, which are arranged to face each other. The upper end of the blind panel 6 is fixed to the folded staircase 2 by bolting it to a flat plate-like connecting plate 54 connected at its lower edge.

Further, a rectangular hole 17 is bored in the inner surface member 12, and a control box G forming a power control board or a gas control board is attached.

As described above, since the inner surface material 12 is made thicker, the holes 17
Even if the blind box 6 is provided, the strength of the blind panel 6 is not significantly reduced, and by providing the inner box 12 with the control box G, the downward stairway, which was a dead space in the past, can be effectively used, and the control box Since G can be directly attached to the blindfold panel 6, it does not require a dedicated mount and can be easily attached.

The control box may be attached and fixed to the surface without forming a hole in the inner surface material.

[Effect of device]

As described above, the staircase structure of the present invention has the landing outside the house, the folding stairs are provided, and the blind panel is provided below the landing and outside the downward stairs. it can. Moreover, since the blind panel has a thickness of the inner surface material larger than that of the outer surface material and a control box for controlling electric power or gas is attached to the inner surface material, a small triangular void formed under the downward staircase is effective. It can be used.

[Brief description of drawings]

FIG. 1 is a front view showing an embodiment of the present invention, and FIG.
A cross-sectional view taken along line XX, FIG. 3 is a perspective view illustrating a folded staircase and a blindfold panel, and FIG. 4 is an enlarged perspective view of the blindfold panel. 2 …… Folding stairs, 3 …… Landing place, 4 …… Downward stairs, 5 …… Upward stairs, 6 …… Blind panel, 10 ……
Frame, 11 …… Outer surface material, 12 …… Inner surface material, 13, 14 …… Frame material,
A ... house, B ... outer wall surface, C ... first floor, D ... second floor, E ... vacant space, G ... control box.

Claims (1)

[Scope of utility model registration request] 1. A hollow space extending from the floor height of the first floor to the floor height of the second floor is formed by denting the outer wall surface of the house, and in the space, the height of the middle floor below the floor of the second floor and the outside thereof. A landing located in
A folded staircase having a downward staircase portion extending from the landing to the first floor and an upward staircase portion extending to the second floor is provided, while a blindfold panel located below the landing and outside the downward staircase portion is provided, and the blindfold is provided. The panel has an outer surface material attached to the outer surface and an inner surface material attached to the inner surface of the framework in which the frame materials are joined in a rectangular shape, and the plate thickness of the inner surface material is larger than that of the outer surface material. A staircase structure in which a control box for controlling electric power or gas is attached.