JP2004027540A - Handrail and angle adjusting mechanism for handrail - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a handrail for steplessly adjusting an angle of a column of the handrail to an installing surface. <P>SOLUTION: In this handrail, an angle adjusting part 3 has a joint 30, a fixing member 6 such as a screw having a male screw and a sliding piece 7 having a female screw, and the angle of the column to the installing surface can be selected by the joint 30. The selected angle is maintained by installing the fixing member 6 in the joint 30. The sliding piece 7 is housed in the joint 30 so as to be slidable in the lengthwise direction of the column. The male screw of the fixing member 6 is inserted into the joint 30 from the outside by imparting an allowance in the lengthwise direction of the column, and is threadedly engaged with the female screw of the sliding piece 7. The angle can be maintained by allowing the tip of the fixing member 6 to abut to the inside of the joint 30 by projecting from the sliding piece 7. <P>COPYRIGHT: (C)2004,JPO

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to an improvement in a handrail and an angle adjusting mechanism used for the handrail.
[0002]
[Prior art]
In households with the elderly, it is common to provide handrails on the floor of the house or near the entrance to assist the elderly in walking. Such a handrail is composed of a grip portion for a walking person to grip, a plurality of columns for supporting the grip portion, and an installation portion for fixing the columns to an installation surface such as a floor or the ground.
[0003]
When installing such a handrail on a floor or ground with a slope, in order to keep the column vertical, adjust the angle of the column to 90 degrees with respect to the installation surface in accordance with the inclination of the installation surface. It is necessary to fix to an angle other than.
However, if an installation portion corresponding to the inclination angle is prepared for each inclination of the slope, it is not realistic in terms of labor and cost.
In this regard, the above-mentioned problem does not exist if one installation portion can provide one that can correspond to various inclination angles of the slope, but the handrail that can cope with various slopes, that is, the installation surface of the support column is finely provided. At present, handrails capable of adjusting the angle with respect to are not practically used.
[0004]
[Problems to be solved by the invention]
Then, this invention aims at providing the handrail which can adjust the angle of the support | pillar with respect to an installation surface steplessly.
[0005]
[Means for Solving the Problems]
The invention according to claim 1 of the present application includes a holding part (1), a support (2) supporting the holding part (1), and an angle adjusting part (3), and the support and the installation surface or the holding part (1). In the handrail in which the angle between and is adjusted by the angle adjusting unit (3),
The angle adjusting unit (3) includes a joint (30) including two members, a positioning member (4) and a rotating member (5) that rotates relatively around the positioning member.
The rotating member (5) is provided with a female screw and a fixing member (6) screwed to the female screw and reaching the positioning member (4) is provided.
The positioning member (4) is provided with a plurality of receiving portions (8) for receiving the fixing member (6), so that the angle formed by the joints is adjusted in a plurality of stages and fixed.
A slider (7) is slidably attached to the rotating member (5), and the female screw is provided on the slider (7). The above problem is solved by providing a handrail characterized in that finer adjustment is possible.
[0006]
The invention according to claim 2 of the present application is used for a handrail in which the grip portion (1) is disposed on the installation surface by the support (2), and adjusts an angle between members constituting the handrail and an angle with respect to the installation surface. In the handrail angle adjustment mechanism for fixing
The angle adjusting mechanism includes a joint (30) including two members, a positioning member (4) and a rotating member (5) that relatively rotates around the positioning member.
The rotating member (5) is provided with a female screw and a fixing member (6) screwed to the female screw and reaching the positioning member (4) is provided.
The positioning member (4) is provided with a plurality of receiving portions (8) for receiving the fixing member (6), so that the angle formed by the joints is adjusted in a plurality of stages and fixed.
A slider (7) is slidably attached to the rotating member (5), and the female screw is provided on the slider (7). An object of the present invention is to provide a handrail angle adjustment mechanism that allows finer adjustment.
[0007]
BEST MODE FOR CARRYING OUT THE INVENTION
Hereinafter, embodiments of the present invention will be described with reference to the drawings.
FIG. 1 is a schematic overall side view of a handrail, and FIG. 2 is a longitudinal sectional view of a main part thereof. FIG. 3 is a longitudinal sectional view of a main part of the handrail after the angle adjustment.
In each figure, U indicates an upper part in the vertical direction, and S indicates a lower part in the vertical direction. For convenience of explanation, F indicates the front of the handrail and B indicates the rear.
[0008]
As shown in FIG. 1, the handrail includes a grip portion 1, a column 2 that supports the grip portion 1, and an angle adjustment portion 3 that fixes the column 2 to an installation surface such as the ground. Here, the longitudinal direction of the column 2 coincides with the vertical direction.
The configuration of each unit will be described in order.
[0009]
As shown in FIG. 2, the angle adjusting unit 3 includes a joint 30, a fixing member 6 having a male screw, and a plate-shaped slider 7 having a female screw.
The joint 30 includes a positioning member 4 fixed to an installation surface g of a building such as the ground or a floor, and a rotating member 5. The pivoting member 5 is connected to the lower end of the column 2 and is rotatably attached to the positioning member 4 by a shaft 42.
[0010]
The positioning member 4 includes a substrate 40 and an arc-shaped positioning portion 41 protruding upward from the center of the upper surface of the substrate 40. A plurality of receiving portions 8... 8 that are in contact with the tip of the fixing member 6 are arranged on the outer peripheral surface of the positioning portion 41. In this example, the receiving portions 8... 8 are formed as mortar-shaped concave portions and formed along the circumferential direction of the positioning portion 41.
[0011]
The rotating member 5 includes a rotating portion 9 having a concave curved surface 51 having a circular arc shape in a side view along the outer peripheral surface of the positioning portion 41, and a cylindrical column mounting portion 52 to which the column 2 is mounted. The rotating part 9 is put on the positioning part 41 of the positioning member 4 and covers the receiving parts 8. An axis 42 is passed through the center of the rotating part 9 and the positioning part 41. The rotation member 5 is rotatably attached to the positioning member 4 with the shaft core 42.
[0012]
As shown in FIG. 2, in a state where the column mounting portion 52 of the rotating member 5 is perpendicular to the substrate 40 of the positioning member 4, the notch 43 exposing a part of the positioning portion 41 is It is provided in front.
[0013]
Further, inside the rotating portion 9 (rear side), a housing portion 50 for housing the above-mentioned plate-shaped slider 7 is provided. In the state shown in FIG. 2, the upper and lower widths of the housing portion 50 are larger than the upper and lower widths of the slider 7 so that the housed slider 7 can be displaced up and down. The slidable range of the slider 7 is at least half the length between two adjacent receiving portions 8.
[0014]
The slider 7 is provided with a female screw 11 penetrating back and forth. The accommodating portion 50 is provided with a window 53 that allows at least the female screw 11 on the front surface of the slider 7 to face the receiving portions 8... 8 of the positioning portion 41.
[0015]
The rotating portion 9 is provided with an insertion hole 10 that extends from the surface of the rear portion to the housing portion 50. In the state shown in FIG. 1, the insertion hole 10 has an inner diameter that allows the fixing member 6 to pass through the above-described fixing member 6 with a margin in the up-down direction (a long hole having a length in the up-down direction).
[0016]
As shown in FIG. 1, in order to erect the column 2 in accordance with the inclination of the installation surface g, as shown in FIG. The angle of 52 with respect to the substrate 40 is adjusted. Then, the fixing member 6 is passed through the insertion hole 10 and the female screw 11 of the rotating portion 9 so that the tip of the fixing member 6 and the receiving portion 8 are in contact with each other. I do. However, since the receiving portions 8... 8 are provided for each of a plurality of angles, the angles cannot be set steplessly. Then, by sliding the slider 7, fine adjustment of the angle becomes possible, and a desired angle can be set in a state where the tip of the fixing member 6 and the receiving portion 8 match.
Therefore, the angle can be adjusted steplessly without being limited by the arrangement and number of the receiving portions 8.
[0017]
Further, as shown in FIG. 3, the support column 2 is more reliably maintained vertically by interposing a fixing auxiliary tool 12 for assisting the maintenance of the angle between the rotation member 5 and the positioning member 4. be able to.
The fixing assisting tool 12 is a member separate from the substrate 40 and having the inclined portion 13 formed forward.
The fixing aid 12 is slidably attached to the board 40 in the front-rear direction, and the inclined part 13 and the lower part of the rotating part 9 are brought into contact with each other. In this state, the fixing auxiliary tool 12 is fixed to the substrate 40 with the fixing member 14 such as a screw (see FIGS. 4 and 5). Thus, the angle can be more reliably maintained.
[0018]
The present invention can be implemented with various modifications. For example, in the above-described embodiment, the positioning member 4 is provided with a plurality of receiving portions 8 which are in contact with the distal end of the fixing member 6, and the rotating member 5 Although the rotation unit 9 that covers the reception unit 8 is shown, a plurality of reception units 8 that are in contact with the tip of the fixed member 6 are arranged on the rotation member 5, The present invention is also applicable to the case where the positioning member 4 is provided with a rotating portion 9 that covers the receiving portion 8.
In the illustrated embodiment, the slider 7 is slid linearly. However, the slider 7 may slide along an arc centered on the axis of rotation of the joint. It is most desirable that the shape of the tip of the fixing member 6 and the shape of the concave portion of the receiving portion 8 are the same so as to make surface contact, but they are different so as to make contact at two points and sometimes one point. Shapes may be used. Further, a female screw may be provided on the receiving portion 8, a male screw may be provided on the tip of the fixing member 6, and both screws may be screwed together. Further, if necessary, an adhesive such as a metal adhesive may be injected from the insertion hole 10 or the like, and the inside of the joint may be bonded with the adhesive. Further, the fixing member 6 may be provided with a head having a diameter larger than that of the shaft at the base end thereof. You may make it press. In that case, it is also preferable to use a washer, particularly a spring washer. Conversely, it can be implemented without a head, or it can be implemented as having no head but in contact with the rotating part 9 in a tightened state. However, in order to improve the reliability of fixing, It is desirable to use the above-mentioned adhesive in combination. This angle adjustment mechanism may be provided and implemented between the support and the handrail. The installation surface may be another portion such as a wall surface in addition to the ground surface and the floor surface.
[0019]
【The invention's effect】
The present invention has been able to provide a handrail capable of continuously adjusting the angle of a handrail post with respect to an installation surface, and an angle adjustment mechanism thereof.
[Brief description of the drawings]
FIG. 1 is a schematic overall side view of a handrail according to an embodiment of the present invention.
FIG. 2 is a longitudinal sectional view of a main part of FIG.
FIG. 3 is a longitudinal sectional view of a main part of the handrail after angle adjustment.
FIG. 4 is a perspective view of the same.
FIG. 5 is an exploded perspective view of the same.
FIG. 6 is a perspective view of the rotating member viewed from below.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Gripping part 2 Prop 3 Angle adjustment part 4 Positioning member 5 Rotating member 6 Fixing member 7 Slider 8 Receiving part 9 Rotating part 11 Female screw 12 Fixing aid 30 Joint

Claims (2)

A grip (1); a support (2) supporting the grip (1); and an angle adjuster (3). The angle between the support and the installation surface or the grip (1) is adjusted by an angle adjuster. (3) In the handrail adjusted by
The angle adjusting unit (3) includes a joint (30) including two members, a positioning member (4) and a rotating member (5) that rotates relatively around the positioning member.
The rotating member (5) is provided with a female screw and a fixing member (6) screwed to the female screw and reaching the positioning member (4) is provided.
The positioning member (4) is provided with a plurality of receiving portions (8) for receiving the fixing member (6), so that the angle formed by the joints is adjusted in a plurality of stages and fixed.
A slider (7) is slidably attached to the rotating member (5), and the female screw is provided on the slider (7). A handrail that allows finer adjustments. It is used for a handrail in which the grip part (1) is arranged on the installation surface by the support (2), and a handrail angle adjustment for adjusting and fixing the angle between the members constituting the handrail and the angle with respect to the installation surface. In the mechanism,
The angle adjusting mechanism includes a joint (30) including two members, a positioning member (4) and a rotating member (5) that relatively rotates around the positioning member.
The rotating member (5) is provided with a female screw and a fixing member (6) screwed to the female screw and reaching the positioning member (4) is provided.
The positioning member (4) is provided with a plurality of receiving portions (8) for receiving the fixing member (6), so that the angle formed by the joints is adjusted in a plurality of stages and fixed.
A slider (7) is slidably attached to the rotating member (5), and the female screw is provided on the slider (7). An angle adjustment mechanism for handrails that allows finer adjustment.

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