JP3349262B2 - handrail - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a handrail arranged along one side edge of a corridor, stairs, or the like.

[0002]

2. Description of the Related Art Handrails arranged along one side edge of a corridor, a stairway, etc. are usually provided with a long elongate shelter erected at the upper end of a plurality of vertical columns. In addition, it is also practiced to appropriately cover between the columns with a face material. Usually, Kasagi is
It is directly attached with screws, etc.,
The face material also has a side edge directly attached to each support by a screw or the like.

[0003]

In the handrails located on the open side edges of the common corridor, stairs, etc. on the second floor, the bamboo can be directly screwed to each support or the face material can be attached to each support. When screwing directly to the support, the work must be performed with great care so as not to drop from the opened side edge, and there is a problem that the working efficiency is poor. In addition, it is necessary to accurately attach the cap and the face material to each of the columns so as to be installed between the adjacent columns, and thus the workability is reduced. In addition, there is a problem in terms of strength when directly attaching a coping, a face material, and the like to a column that is erected in advance.

[0004] The present invention has been made to solve such a problem, and its object is to facilitate the assembling work, and furthermore,
It is to provide a handrail that can be firmly assembled. Another object of the present invention is to provide a handrail with improved appearance.

[0005]

A handrail according to the present invention is erected at an appropriate interval, and is fitted to a plurality of columns provided with a nut member on an upper end surface thereof. A hollow vertical frame, and a fixture for fixing each vertical frame by being bolted to a nut member of each column located in each vertical frame while being locked to an upper end surface of each vertical frame. The upper frame provided between the upper ends of the vertical frames, the lower frame provided between the lower ends of the adjacent vertical frames, the adjacent vertical frames, and the opening formed by the upper frame and the lower frame. Each vertical frame,
A surface material having a peripheral portion attached to an upper frame and a lower frame, and a shelter mounted on the upper frame along the upper frame and attached to the upper frame, This achieves the above object.

[0006]

According to the handrail of the present invention, an upper frame is attached between the upper ends of a pair of vertical frames in an erected state, and a lower frame is attached between the lower ends of the vertical frames in an erected state. Frame a frame and a bottom frame. Then, the peripheral edge of the face material is attached to each of the framed vertical frame, upper frame and lower frame. In this state, each hollow vertical frame is fitted to an adjacent column. In such a state, the fixtures are respectively locked on the upper end surfaces of the respective vertical frames fitted to the respective columns,
Each fixing tool is screwed to a nut member arranged on the upper end surface of each support by a bolt, and each vertical frame is fixed. Thereafter, the cap is arranged along the upper frame and attached to the upper frame with screws or the like.

[0007]

Embodiments of the present invention will be described below in detail with reference to the drawings.

FIG. 1 is a front view of a main part of a handrail of the present invention, FIG. 2 is a cross-sectional view taken along line AA of FIG. 1, FIG. 3 is a cross-sectional view of the main part of the handrail, and FIG. It is sectional drawing in the BB line of FIG.

As shown in FIGS. 1 and 2, this handrail is installed, for example, on one open side edge of a common hallway on the second floor in an apartment. The handrail is composed of a plurality of pillars 1 standing at one side edge of the corridor at appropriate intervals.
0, a vertical frame 20 fitted around each column 10 at an appropriate interval, a surface material 30 covering an opening (outdoor side) of an adjacent vertical frame 20, and an upper portion of each column 10. And a bridge 40 erected between them.

As shown in FIG. 3, the column 10 is installed vertically in a hollow steel material having a rectangular cross section.
The upper end surface of the support 10 is covered with a nut member 11. The nut member 11 is provided with a bolt hole 11a at a central portion, and is integrally attached to the column 10 by welding or the like.

As shown in FIGS. 3 and 4, the vertical frame 20 fitted to the outer side of the column 10 has a hollow rectangular cross section, and is formed by a central portion of a side surface along the longitudinal direction of the cap 40. It can be separated into halves 23 and 24. Each of the half portions 23 and 24 has a respective side surface 21 and 22 orthogonal to the longitudinal direction of the coping 40.
Each of the halves 23 and 24 is slidable in the up and down direction.
Combined and separated from each other. The vertical frame 20 is manufactured by extruding aluminum.

The upper ends of the vertical frames 20 are connected to each other by an upper frame 50. As shown in FIG.
Is formed by bending a flat plate into a U-shape having an open upper surface, and vertical side surfaces 52 and 53 are continuous with each side edge of a horizontal bottom surface 51. . Each end surface of the upper frame 50 in the longitudinal direction is open, and each end surface of the upper frame 50 is abutted against each of the side surfaces 21 and 22 of the vertical frame 20.
A pair of screw hole guides 54 extending in the longitudinal direction are provided on the bottom surface 51 of the upper frame 50. Screws 55 are inserted into the respective screw hole guides 54 of the upper frame 50 from inside the vertical frame 20, and Each end of the frame 50 is connected to each side 21 and 2 of the vertical frame 20.
2 screwed.

Each of the side surfaces 52 and 53 extending in the longitudinal direction of the upper frame 50 extends above the upper end surface of the vertical frame 20.

The lower ends of the vertical frames 20 are also connected by a lower frame 60. As shown in FIG. 4, the lower frame 60 is also formed by bending a flat plate into a U-shape with an open lower surface, and is vertically attached to each side edge of the horizontal upper surface 61. The changed side surfaces 62 and 63 are continuous. Each end surface of the lower frame 60 in the longitudinal direction is open, and each end surface of the lower frame 60 is abutted against each of the side surfaces 21 and 22 of the vertical frame 20.
A pair of screw hole guides 64 extending in the longitudinal direction are provided on the upper surface 61 of the lower frame 60. Screws are inserted into the respective screw hole guides 64 of the upper frame 60 from inside the vertical frame 20, and Each end of 60 is screwed to each side surface 21 and 22 of the vertical frame 20.

As shown in FIGS. 3 and 4, a fixture 70 for fixing the vertical frame 20 to the column 10 is attached to the upper end of the column 10. This fixture 70 is formed by bending a flat plate into a U-shape, and
A bottom portion 71 arranged in a substantially horizontal state above the nut member 11 in a horizontal state disposed on the upper end surface of the vertical frame 20;
The wall portions 72 and 73 extending upward along the side surfaces 21 and 22 from the respective side edges of the bottom portion 71 adjacent to the side surfaces 21 and 22, and the upper ends of the wall portions 72 and 73, It has locking parts 74 and 75 bent downward so as to be separated from each other. Each locking part 7
Reference numerals 4 and 75 are in a state of being locked on upper end edges of the side surfaces 21 and 22 of the vertical frame 20. A long hole 71 a extending in a direction perpendicular to the side surfaces 21 and 22 of the vertical frame 20 is provided at a central portion of the fixture 70.
The bolt 80 is inserted through the inside a.

In the fixture 70, a bolt 80 is inserted from above into a long hole 71a of the bottom portion 71, and the bolt 80 is
It is fixed by screwing it into a bolt hole 11a of a nut member 11 arranged at the upper end of the support column 10.

A face member 30 is screwed to the outer surfaces of a pair of adjacent vertical frames 20 arranged at appropriate intervals and an upper frame 50 and a lower frame 60 provided between the vertical frames 20. ing. Also, on each side surface 52 and 53 of the upper frame 50,
As shown in FIG. 2, a hollow cap tree 40 having a half-moon shape in cross section.
Is attached. The cap 40 has an outer peripheral surface portion 41 whose cross section protrudes upward in an arc shape, and a horizontal bottom surface portion placed on each side surface 52 and 53 of the upper frame 50 so as to cover the lower surface opening of the outer peripheral surface portion 41. 42. The outer peripheral surface 41 of the cap 40 extends downward from each side edge of the bottom surface 42, and the lower end thereof is located below the upper end of the vertical frame 20.

The bottom surface portion 41 of the cap 40 is integrally connected to the upper frame 50 by a plurality of tap screws 56 screwed from the lower portion of the lower surface 51 of the upper frame 50 at appropriate intervals.

In the handrail having such a configuration, the upper frame 50 is previously screwed between the upper ends of the vertical frames 20 in an installed state, and the lower frame 60 is installed between the lower ends of the vertical frames. With screws. In addition, in each vertical frame 20, upper frame 50, lower frame 60,
The face material 30 is also screwed. In this manner, each vertical frame 20 is fitted to the column 10 in a state where all the vertical frames 20, the upper frame 50, the lower frame 60, and the face material 30 are integrated.

In such a state, the fixtures 70 are arranged for the respective vertical frames 20. Each fixture 70
In the state where the locking portions 74 and 75 are locked to the upper edges of the side surfaces 21 and 22 of each vertical frame 20, the bolt 80 is inserted into the long hole 71a provided in the bottom portion 71. , Nut member 11 arranged at the upper end of each support 10
Is screwed into the bolt hole 11a. As a result, each vertical frame 20 is fixed to the column 10 in a fitted state with an appropriate interval.

The handrail according to the present invention is provided with the face material 30 on the vertical frame 20, the upper frame 50 and the lower frame 60 which have been framed in advance.
In the state where is attached, the vertical frame 20 is fitted to the support post 10,
The fixing device 70 is fixed by a simple operation of attaching the fixing device 70 to the column 10 with bolts 80. Since the vertical frame 20, the upper frame 50, and the lower frame 60 are framed separately from the column 10, their assembling work is also easy, and they are firmly framed. Therefore, the strength of the handrail obtained is significantly improved.

[0022]

As described above, the handrail of the present invention has a vertical frame,
The upper and lower frames are pre-framed, and the vertical frames are fitted to the columns while the face materials are attached to the framed vertical, upper and lower frames. The efficiency of handrail mounting and assembling work is significantly improved.
In addition, the vertical frame and the column are fixed by a simple operation of screwing a fixing member locked at the upper end of the vertical frame to a nut member arranged at the upper end of the column with a bolt, so that workability is improved. Is further improved. Since the vertical frame, the upper frame, and the lower frame are framed separately from the upright columns, the vertical frame, the upper frame, and the lower frame can be firmly assembled, and the strength of the handrail can be significantly improved. Further, since the columns are surrounded by the vertical frame, the columns are not exposed, and the appearance is significantly improved.

[Brief description of the drawings]

FIG. 1 is a front view of a main part showing an example of a handrail according to the present invention.

FIG. 2 is a sectional view taken along line AA of FIG.

FIG. 3 is a sectional view of a main part of the handrail.

FIG. 4 is a sectional view taken along line BB of FIG. 3;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Support 11 Nut member 20 Vertical frame 30 Face material 40 Kasagi 50 Upper frame 60 Lower frame 70 Fixing device 80 Bolt

Claims (1)

(57) [Claims] 1. A plurality of pillars which are erected at appropriate intervals and have a nut member provided on an upper end surface, a hollow vertical frame fitted to each pillar, and A fixture that fixes each vertical frame by being bolted to a nut member of each column located in each vertical frame while being locked to the upper end surface, and is installed between the upper ends of adjacent vertical frames. An upper frame, a lower frame erected between lower ends of adjacent vertical frames, adjacent vertical frames, and upper and lower frames so as to cover the openings formed by the upper and lower frames. A surface material having a peripheral portion attached to the frame and the lower frame; and a capping member disposed on the upper frame along the upper frame and attached to the upper frame. handrail.