JPH09228598A - Stairs and assembling device for therefor - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide stairs which can serve as provisional stairs at the stage of construction and can be accomplished finely on completion of construction. SOLUTION: A stepboard base material 5 is furnished with a fit groove 6 for a riser plate along the rear edge, and the two ends are fixed to the corresponding stepboard detaining parts 3 of a pair of open strings 1, and this is used as provisional stairs A. After construction of provisional stairs A, the bottom edge of each riser plate is fitted in the fit groove 6. A decoration material is attached to each stepboard base material 5, and thus assembly of the intended stairs is completed.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a staircase in a general wooden house and a staircase assembling apparatus therefor.

[0002]

2. Description of the Related Art In the construction of a two-story wooden house, stairs are usually constructed in the early stage of construction for the purpose of bringing in building materials to the second floor. Therefore, the worker walks on it,
Also, due to collision of building materials, the stairs will become dirty and damaged by the time construction is completed.

[0003]

Therefore, in the prior art, for example, the stairs are prevented from being soiled or damaged by using them as temporary stairs with the treads and the girders on both sides covered with cardboard or the like. As described above, it takes a lot of time to cover with corrugated cardboard, etc., and it becomes impossible to go up and down the stairs smoothly, and the stairs may be damaged by the contact of the corrugated cardboard itself.

Further, it is also practiced to use a tread plate covered with a transparent resin film and remove it after the construction is completed, but such a structure can prevent dirt but cannot sufficiently prevent scratches. In addition, the cost is high due to the resin film coating, and it is troublesome to remove the resin film.

The present invention has been made in view of the above circumstances, and an object thereof is to provide a staircase that can be used as a temporary stairway during assembly and is beautifully completed at the completion of construction.

[0006]

According to a first aspect of the present invention, a staircase assembling apparatus is provided for a pair of step-shaped sasara girders and corresponding tread plate engaging parts of the pair of sasara girders. A plurality of tread base materials having both ends locked and attached, a plurality of tread base decorative materials mounted and attached on each of the tread base materials, and composed of the tread base material and the tread decorative material A plurality of riser plates vertically mounted between the treads are formed.

According to a second aspect of the invention, there is provided a staircase assembled by using the staircase assembly apparatus according to the first aspect,
At the time of its assembly, it is configured as a temporary staircase in a state in which each of the tread base materials is attached, and after the temporary staircase, the tread decorative material is attached on the tread base material to form a treadboard and the assembly is completed. It has a configuration.

According to each of the above structures, the tread has a dual structure of a tread base material and a tread decorative material, and is configured as a temporary staircase with the tread base material attached to the sasara girder. The stairs are completed by being attached. Therefore, even if the surface of the tread base material is contaminated or scratched when it is used as a temporary staircase, the staircase decorative material covers the dirt and damage on the completed staircase, thereby obtaining a beautiful staircase.

Particularly, since the sasara girder is used, the inner side surface of the sasara girder is covered with them when the tread plate and the riser plate are attached, and the inner side surface of the sasara girder becomes dirty or scratched when it is used as a temporary staircase. Even if they are attached, they are not visible when the stairs are completed, and in this respect also beautiful stairs can be obtained.

According to the third aspect of the invention, in the stairs, the tread base material having the riser fitting groove formed along the rear edge is engaged at both ends with the corresponding tread locking portions of the pair of sasara girders. It is configured as a temporary staircase in a stopped and attached state, and after the temporary staircase, the riser plate is attached with the lower edge fitted in the fitting groove of the tread base material, and each tread decorative material is the tread plate. It was configured to be placed on each of the base materials and attached to complete the assembly.

According to the above construction, in addition to the actions of the present invention as set forth in claims 1 and 2, the riser plate is attached after use as a temporary staircase, so that the riser plate in the completed staircase is also beautiful. it can. Furthermore, since the mounting of the riser is fitted into the fitting groove of the tread base material and attached,
The attachment is easy, and the lower edge of the riser plate is positioned on the tread base material, so that there is no gap between the lower edge of the riser plate and the tread base material, and the appearance is good.
With the configuration in which the lower edge of the riser plate is simply placed on the rear edge of the tread base material, or in contact with the rear end face of the tread base material, when the foot tip pushes the riser plate when walking on stairs, There is no such problem although the siding plate is dented and a gap is created there.

[0012]

BEST MODE FOR CARRYING OUT THE INVENTION

[First Embodiment] FIGS. 1 to 4 show steps of assembling a stairway according to the present invention, and a staircase structure will be described along with the assembling step. In order to assemble stairs, a pair of sasara girders 1 and stairs assembling members including a number of step board base materials 5, tread board decorative materials 8, riser boards 7 and skirting boards 10 are brought into the construction site. To be done.

(First Step FIG. 1) First, a pair of sasara girders 1 are attached to a predetermined position inside a house with their outer surfaces abuttingly fixed to the wall surface 2 (in the figure, the front wall surface is removed. The state is shown.). This sasara digit 1
Is provided with each tread plate engaging portion 3 in a stepped shape. And
Both ends are locked to the corresponding tread plate engaging portions 3, and the tread base materials 5 are attached by hammering nails 4. The above-mentioned tread base material 5 may be fixed by being received by an L-shaped metal fitting attached to the inner surface of the sasara girder 1. A fitting groove 6 for mounting the riser plate 7 is formed at a position along the rear edge of each of the step board base materials 5.

Then, as described above, it is used as a temporary stair A when each tread base material 5 is attached to the sasara girder 1. That is, it is used for moving workers, carrying in building materials to the second floor, and the like.

(Second step FIG. 2) The stairs are completed when the construction is almost completed, that is, when the temporary stairs A are no longer used. First, each of the riser plates 7 has its lower edge fitted into the fitting groove 6 of the tread base material 5, and the upper part thereof is fixed to the front surface portion of the tread base material 5 by nailing 4 and attached.

(Third step FIG. 3) Next, the tread decorative materials 8 are attached by being adhesively fixed with an adhesive so as to cover the upper part of the riser plate 7 and the surface of the tread base material 5, respectively. Thus, the tread plate 9 is configured.

(Fourth Step FIG. 4) The skirting board 10 is attached by an adhesive along the wall surface 2 and the fitting portion of the stairs, whereby the stairs are completed.

In the first embodiment, a temporary stair A consisting of only the sasara girder 1 and the tread base material 5 is constructed, and then the tread decorative material 8 and the riser plate 7 are attached and completed. Therefore, the tread 9 and riser 7 of the completed staircase are beautiful without any stains or scratches. Furthermore, since the inner surface of the sasara girder 1 is covered with the step board 9 and the riser board 7, the entire staircase becomes beautiful.

In particular, since the riser plate 7 is attached by being fitted into the fit-in groove 6 of the tread base material 5, the attachment is easy and the lower edge of the riser plate 7 is placed on the tread base material 5. By being positioned, there is no gap between the lower edge of the riser plate 7 and the tread base material 5, and the appearance is good.

[Second Embodiment] FIGS. 5 and 6 show steps of assembling a stairway according to the present invention, and a staircase structure will be described along with the assembling step. In the figure, the same reference numerals are used for the same elements as those in the first embodiment. Also in this embodiment, a pair of sasara girders 1 and a number of tread base materials 5, tread decorative materials 8, risers 7, and skirting boards 10 corresponding to the number of stairs are used for assembling stairs at the construction site. The member for assembling the stairs is carried in.

(First Step: FIG. 5) First, a pair of sasara girders 1 are attached to a predetermined position inside a house with their outer surfaces abuttingly fixed to the wall surface 2. This sasara girder 1 is provided with stepping plate engaging portions 3 in a stepwise manner.

Both sides of each riser plate 7 are fixed to the rising surface portion 12 of the sasara girder 1 by nailing 4 and attached.

(Second Step, FIG. 6) Next, both ends of the corresponding tread engaging portions 3 are engaged and the tread bases 5 are attached by hammering nails 4.

Then, as described above, it is used as a temporary stair A when the riser plate 7 and the tread base material 5 are attached to the sasara girder 1.

Subsequent mounting of the tread decorative material 8 and the skirting board 10 is carried out in the same manner as in the first embodiment.

In the second embodiment, a temporary stair A is formed by a sasara girder 1, a tread base material 5, and a riser plate 7, and then a tread decorative material 8 is attached and completed. Therefore, the surface of the tread 9 of the completed staircase will be beautiful without any stains or scratches. Furthermore, as in the first embodiment,
Since the inner surface of the sasara girder 1 is covered with the step board 9 and the riser board 7, the entire staircase becomes beautiful.

[0027]

According to the present invention, a staircase that can be used as a temporary staircase during assembly and can be beautifully completed when construction is completed can be obtained.

[Brief description of drawings]

FIG. 1 is a diagram showing a first step of assembling a staircase according to a first embodiment of the present invention.

FIG. 2 is a diagram showing a second step of assembling the stairs according to the first embodiment of the present invention.

FIG. 3 is a diagram showing a third step of assembling the stairs according to the first embodiment of the present invention.

FIG. 4 is a view showing a fourth step of assembling the stairs according to the first embodiment of the present invention.

FIG. 5 is a view showing a first step of assembling the stairs according to the second embodiment of the present invention.

FIG. 6 is a view showing a second step of assembling the stairs according to the second embodiment of the present invention.

[Explanation of symbols]

 1 Sasara girder 3 Foot plate locking part 5 Foot plate base material 7 Raising plate 8 Foot plate decorative material A Temporary stairs

Claims (3)

[Claims] 1. A pair of stepper girders having a step shape, a plurality of treadboard bases having both ends attached to corresponding treadboard locking portions of the pair of sasara girders, and the treadboard bases, respectively. A plurality of tread decorative materials placed on and attached to the tread plate, and a plurality of riser plates vertically mounted between the tread plates formed of the tread base material and the tread decorative material; Stairs assembly equipment. 2. A staircase assembled by using the staircase assembling apparatus according to claim 1, wherein the staircase is configured as a temporary staircase in a state where each of the tread base materials is attached, and the staircase is formed after the temporary staircase. A staircase characterized in that the tread decorative material is attached on a tread base material to form a tread, and the assembling is completed. 3. A footboard base material having a riser fitting groove formed along a rear edge thereof is temporarily attached to both corresponding footboard engaging portions of a pair of sasara girders with both ends locked. The staircase is configured as a staircase, and after that, the riser plate is attached by fitting the lower edge into the fitting groove of the tread base material, and further, each tread decorative material is placed on each tread base material. The stairs are characterized by being installed and assembled.