JP2003232111A - Handrail fitting - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a handrail fitting capable of simply installing a handrail at an installation site even to an inclined plane having a complicated shape by curving the inclined plane, on which the handrail must be mounted, and by changing the angle of inclination from an intermediate section. <P>SOLUTION: The handrail fitting has a connector 10 for a supporting column connected to the supporting column 5, handrail holders 31 and 32 with handrail holding sections 33 and 34 holding a handrail member 7 and an elbow body 20, which is installed to the connector 10 and to which mounting sections 23 and 24 for mounting the handrail holders 31 and 32 are disposed. The mounting sections 23 and 24 are formed in an approximately convex-shaped cross section with engaging sections 23a and 24a widely expanded in the cross direction and disposed so as to be projected from the side face of the elbow body 20. The engaging section 23a can be moved in groove sections 31a and 45a by holding the engaging section 23a in the groove sections 31a and 45a formed in a size longer than a length in the vertical direction of the engaging section 23a secured in the handrail holding section 33. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a handrail mounting tool, and more particularly to a handrail mounting tool which is optimal when a handrail is installed on a curved inclined surface.

[0002]

2. Description of the Related Art Conventionally, when a handrail is installed on an inclined surface, the following procedure has been performed. That is, first, the place where the handrail should be installed is surveyed to determine the inclination angle of the inclined surface and the place where the support column is installed. Then, based on the survey result, the handrail joint is attached to the support column by means of welding or the like in accordance with the inclination angle of the installation location, and the support member is prepared. When the support members were prepared, they were taken to the installation site along with the handrail members and assembled and installed there. Also, when the site is relatively simple, such as because there are few installation locations, the angle of inclination was measured on-site to determine the joint angle between the support pillar and the handrail, and assembly was performed on the spot.

[0003]

However, there is a problem that the work is complicated if a handrail is prepared each time according to the inclination angle of the installation site. Further, if the inclined surface on which the handrail is to be installed is curved or the inclination angle is changed in the middle and has a complicated shape, the preparation of the supporting member is complicated and the installation is troublesome. . In this case, since it is necessary to prepare the members according to the installation location, there is a problem that the members are made to order and the cost is very high.

Further, there has not yet been provided a handrail connector which can be easily assembled by setting the angle of the handrail according to the degree of inclination or bending of the installation site.

Therefore, the present invention has been made in view of the above-mentioned problems, and is applied to an inclined surface having a complicated shape because the inclined surface on which the handrail is to be installed is curved or the inclination angle changes from the middle. Another object of the present invention is to provide a handrail mounting tool that can easily install a handrail at an installation site.

[0006]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the invention according to claim 1 has a support pillar connecting body connected to a support pillar, and a handrail holding portion having a handrail holding portion for holding a handrail member. A body and an elbow body attached to the support column connection body and provided with a mounting portion for mounting the handrail holding body, and the mounting portion has a cross section having a latching portion widened in the width direction. In a groove formed in a substantially convex shape and arranged so as to project from the side surface of the elbow body, and in which the latching portion is provided in the handrail holding portion and is formed longer than the longitudinal length of the latching portion. Provided is a handrail mounting tool in which the hooking portion is movable in the groove by holding the hooking portion.

In order to solve the above-mentioned problems, the invention according to claim 2 is the handrail mounting tool according to claim 1, wherein the end surface of the handrail holder opposite to the handrail holder has a cross section. It is formed in a half-divided shape that becomes a substantially semi-circular shape, and is formed by having a fitting member shaped to fit into the half-divided portion,
It is characterized in that groove portions for holding the hooking portions are respectively formed on the surfaces of the half-rail-shaped handrail holder and the complementary member which are placed so as to face each other.

In order to solve the above-mentioned problems, the invention according to claim 3 is the handrail mounting tool according to claim 1, wherein the end of the handrail holder opposite to the handrail holder is a hollow cylindrical shape. Is formed with two auxiliary members each having a semicircular cross section in which a columnar member that fits into the hollow portion is bisected in the diametrical direction, and a hook portion is formed on the surfaces of the auxiliary members that face each other. It is characterized in that groove portions to be held are respectively formed.

In order to solve the above-mentioned problems, the invention according to claim 4 is the handrail attachment according to any one of claims 1 to 3, in which the elbow body is a substantially hemispherical first hemisphere. And a substantially spherical body formed by combining the opening surfaces of the second hemisphere, and mounting portions for mounting the handrail holders on the surfaces of the first hemisphere and the second hemisphere, respectively, facing each other. The first hemisphere and the second hemisphere are arranged so as to be relatively coaxial and rotatable.

In order to solve the above-mentioned problems, the invention according to claim 5 is the handrail mounting tool according to claim 4, wherein the mounting portion and the handrail holder are either a first hemisphere or a second hemisphere. It is characterized in that it is provided on one side.

[0011]

BEST MODE FOR CARRYING OUT THE INVENTION An embodiment of a handrail mount according to the present invention will be described below with reference to the drawings. FIG. 1 is an exploded perspective view of an embodiment of a handrail attachment tool according to the present invention. First, the handrail mounting tool 1 shown in FIG. 1 schematically includes a support column connector 10 that is connected to a support column 5 that is erected on a sloped surface 3 that is bent and inclined as shown in FIG. ,
An elbow body 20 having a substantially spherical body formed by combining the openings of the first hemisphere 21 and the second hemisphere 22 so as to face each other, and a handrail holder 31 for holding the handrail member 7, And 32.

In the elbow body 20, the first hemisphere 21 and the second hemisphere 22 are formed into a hollow substantially hemispherical shape with a material made of wood, synthetic resin or metal, respectively, according to the handrail member 7 to be connected. In addition, mounting portions 23 and 24 for mounting the handrail holders 31 and 32 are provided on the side surfaces thereof. Then, the insertion holes 21a into which the bolts 41 are inserted are provided at the tops of the first hemisphere 21 and the second hemisphere 22,
22a is provided. By forming the openings of the first hemisphere 21 and the second hemisphere 22 so that they face each other, the elbow body 20 having a substantially spherical shape is formed. The elbow main body 20 formed in a substantially spherical body is configured such that the first hemisphere 21 and the second hemisphere 22 relatively coaxially rotate about the bolt 41 as a rotation center. Therefore, the handrail member 7 can be arranged not only linearly but also in a bent state. A cap 41a is attached to the insertion hole 21a so that the bolt 41 cannot be seen directly.

As shown in FIG. 3, the mounting portion 23 of the first hemisphere 21 is provided with a hooking portion 23a which is widened in the width direction and is formed in a convex shape in cross section, and also forms the elbow body 20. Are arranged so as to project from the side surface of the first hemisphere 21. The hooking portion 23a is formed to a length below the opening surface of the first hemisphere 21 and is held in a groove portion 31a formed in a handrail holding portion 31a of a handrail holding body 31 described later. It has become so. The groove portion 31a is formed to be longer than the vertical length of the hook portion 23a. With this structure, the hook portion 23a can move without dropping inside the groove portion 31a, and the mounting angle of the handrail member 7 can be freely set. It is adjustable. The second hemisphere 22
Also has the same configuration, and its description is omitted.

Here, in the handrail attachment 1 shown in FIG. 1, a handrail holder 31 for connecting the handrail member 7 is attached to the first hemisphere 21, and also to the second hemisphere 22. Although the handrail holder 32 is attached, only one of the handrail holders 31 and 32 may be provided. For example, in FIG.
As shown in, the handrail attachment 1a attached to the support pillar 5a installed at the lowermost side includes only the handrail holder 31 and not the handrail holder 32. This is because the handrail attachment 1a that is attached to the support pillar 5a on the end side does not attach the handrail members 7 on both sides thereof and connect them. Needless to say, the handrail holder 3
When only one of 1 and 32 is provided, the mounting portion 2
3 and 24 may be provided on either side.

The handrail holder 31 connects the handrail members 7 and arranges the handrail members 7 with an inclination at an arbitrary angle. The elbow body 20 depends on the material of the handrail members 7.
Like the above, it is made of wood, synthetic resin, or metal material. A handrail member 7 is provided on one end of the handrail holder 31.
Is formed with a handrail holding portion 33. The handrail holding portion 33 has a circular cross section. The handrail holding portion 33 in the illustrated embodiment has a space for inserting and holding the handrail member 7. The end of the handrail member 7 is inserted into the handrail holding portion 33, and the handrail member 7 is held by the fastening member such as a screw (not shown).
It is firmly attached to the.

The method of attaching the handrail member 7 to the handrail holding portion 31a of the handrail holding body 31 is not limited to the above-described one. For example, the handrail member 7 is inserted into the handrail holding portion 31a by an adhesive. It can also be fixed. This is effective when the handrail member 7 is made of resin, wood, or light metal. Alternatively, the end faces of the handrail holding portion 31a and the end faces of the handrail member 7 may be brought into close contact with each other and fixed by welding.

On the other hand, the other end of the handrail holder 31 is
As shown in FIG. 4, the handrail holder 3 is formed in a substantially columnar shape.
The handrail holder 31 has a half-divided shape in which a part of the end surface of the No. 1 has a substantially semicircular cross section, and has a shape that complements the half-circular shape. A semi-circular semi-circular cross-section fitting member 45 whose end has a columnar shape as a whole is attached. The surface of the half-split handrail holder 31 is formed with a groove 31a for holding the hooking portion 23a of the first hemisphere 21. The groove portion 31a is formed longer than the length of the hook portion 23a in the vertical direction in the drawing. A similar groove 45a is also formed on the surface of the complementary member 45 facing the handrail holder 31. In addition, the handrail holder 31 has a fitting member 4
A hole portion 35a for inserting a screw 43 for attaching 5 is formed, and a hole portion 45a is also formed in the fitting member 45. The hook portion 23a of the first hemisphere 21 is connected to the groove portion 31a of the handrail holder 31 and the groove portion 45a of the complementary member 45 (see FIG. 5).
(See FIG. 2), the groove portion 31a is longer than the length of the hooking portion 23a, and thus the hooking portion 23a is fixed.
The a is movable along the groove 31a. As a result, the handrail holder 31 is movable in the vertical direction as shown in FIG. At this time, the end surface portion 37 of the handrail holder 31
And the end surface portion 47 of the supplementary member 45 is the side portion 23 of the mounting portion 23.
Since it is close to b, the hook portion 23a is firmly held, and the inside of the groove portion 31a can be moved without dropping, so that the attachment angle of the handrail member 7 can be freely adjusted. The handrail holder 31 and the complementary member 45 can be held by sandwiching the hooking portion 23a from either the left or right side. The handrail holder 32 also has the same structure as the handrail holder 31, and a description thereof will be omitted.

As shown in FIGS. 6 (a) and 6 (b), the groove portion 31a of the handrail holder 31 is a hook portion 23 of the first hemisphere 21.
Since the handrail holder 31 can be maintained at a predetermined inclination angle because it moves along a, the inclination angle between the opening surface of the first hemisphere 21 or the second hemisphere 22 and the mounting portions 23, 24 is the first. It is advisable that the hemisphere 21 and the second hemisphere 22 can be moved within the range of 0 to 25 with respect to the opening surfaces thereof. It is dangerous to build a road or stairs on a steep slope.
Structurally, for example, if the handrail holding portion 34 is to be adjusted to a steep angle, it may hit the support column connector 10.

Further, the end of the handrail holder 31 on the side opposite to the side where the handrail holding portion 33 is formed may have the following construction in addition to the construction described above. That is,
As shown in FIG. 8, an end of the handrail holder 31 opposite to the handrail holder 34 is formed in a hollow cylindrical shape, and a hollow member is divided into two halves in a diametrical direction. Two circular auxiliary members 51 and 52 are fitted together. The surface of the auxiliary member 51 is formed with a groove 51a for holding the hooking portion 23a of the mounting portion 23. The auxiliary member 52 on the side facing the auxiliary member 51
A groove 52a similar to the groove 51a on the surface of the (see FIG. 9)
Are formed. The groove 51a is formed longer than the vertical length of the hook 23a, and the groove 52a formed on the surface of the auxiliary member 52 is also longer than the vertical length of the hook 23a. On the other hand, the handrail holder 32 is also formed in the same manner as the handrail holder 31, and the two auxiliary members 53 and 54 are fitted together. Of course, the groove portion 53a is provided on the surface of the auxiliary member 53, and the same applies to the auxiliary member 54.

With the above-described structure, the hook portion 23a is formed by the groove portion 51a of the auxiliary member 51 and the groove portion 52a of the auxiliary member 52.
The auxiliary members 51, 52 are provided in the hollow portion of the end portion of the handrail holder 31 on the side opposite to the handrail holder portion 34 in a state where the auxiliary members 51 and 52 are held so as to be sandwiched.
Mating. As a result, the handrail holder 31 becomes the first hemisphere 2
It is movable vertically with respect to 1. The means for fitting the auxiliary members 51, 52 into the hollow portion of the handrail holder 31 is not particularly limited, and various means such as press fitting and bonding can be adopted. The same applies to the handrail holder 32 side, and the description thereof will be omitted.

The support column connector 10 is fixed to the tip of the support column 5, and is arranged and fixed to the lower side of the second hemisphere 22 forming the elbow body 20. The support column connection body 10 includes the elbow body 20 and the handrail holders 31, 3
Similar to 2, the handrail member 7 is made of wood, synthetic resin, or metal. The support column connection body 10 is a tubular body having a hollow inside, and the top end portion 1
1 is a nut that is insertable into the insertion hole 22a of the second hemisphere 22 and has a bolt 41 that is inserted from the top of the first hemisphere 21 and that is inserted inside from the lower side of the support column connector 10. It is fastened at 41b and attached to the elbow body 20. The connection between the support pillar connection body 10 and the support pillar 5 is performed by inserting the end portion of the support pillar 5 into the lower end portion of the support pillar connection body 10 as in the case of connecting the handrail holders 31 and 32 and the handrail member 7. Then, the support column 5 is firmly fixed by a fastening member such as a screw (not shown). In addition to this, it is also possible to fix it by an adhesive or welding.

Next, a method of using the handrail attachment 1 according to the present invention will be described. The sloping surface 3 on which the handrail 7 shown in FIG. 10 is to be installed has a complicated shape that has an upward slope and curves to the left, and the inclination angle changes from the middle. Support pillars 5, 5a, 5b are vertically provided upright at predetermined positions near the edge of the inclined surface 3. Then, the tip of the support column 5a is arranged so as to be inserted into the support column connection body 10 of the handrail attachment 1a, and is firmly fixed by a fastening member such as a screw (not shown). Handrail holding part 3 of the handrail attachment 1a
The end of one side of the handrail member 7 whose length is adjusted according to the installation interval of the support column 5a and the support column 5 is inserted into 1a and is firmly fixed by a fastening member (not shown). Then, the handrail holding portion 34 of the other handrail mounting tool 1 in which the end portion on the opposite side of the handrail member 7 is fixed to the support pillar 5 standing upright next to the support pillar 5a.
To insert. Then, the groove 31a of the handrail holder 31 of the handrail mount 1a moves along the hooking portion 23a of the first hemisphere 21, so that the handrail holder 31 can be maintained at a predetermined inclination angle. At this time, the handrail holder 32 of the other handrail mount 1 fixed to the support column 5 standing upright next to the support column 5a.
Also moves downward, the handrail member 7 can be arranged at a predetermined angle.

Further, the first hemisphere 21 and the second hemisphere 22
Since the bolt 41 is relatively coaxially rotated about the rotation center of the bolt 41, the mounting direction of the handrail member 7 can be set easily and freely. Similarly,
The handrail attachments 1 are fixed to the tips of the adjacent support columns 5, respectively, and the handrail members 7 are sequentially arranged on the handrail holders 31 and 32 of the handrail attachments 1 to easily bend the inclined surface 3. Handrails can be installed.

[0024]

According to the handrail mounting tool of the present invention, the handrail mounting member has a complicated shape such that the handrail is to be installed on a curved surface and the tilt angle changes from the middle. It will also be possible to easily install handrails at the installation site. Therefore, it is not necessary to prepare the handrail material each time according to the inclination angle of the installation site, so that the workability is good and the installation cost is lower than the conventional one.

[Brief description of drawings]

FIG. 1 is an exploded perspective view of an embodiment of a handrail attachment tool according to the present invention.

FIG. 2 is a perspective view showing a usage state of the handrail attachment shown in FIG.

FIG. 3 is a perspective view of a first hemisphere.

FIG. 4 is a perspective view of a handrail holder and a supplementary member.

FIG. 5 is a cross-sectional view of a handrail holder and a supplementary member.

6 (a) and 6 (b) are partial cross-sectional views showing a vertically movable state of the handrail holder.

FIG. 7 is a partial plan cross-sectional view showing a horizontally movable state of the handrail holder.

FIG. 8 is an exploded perspective view of another embodiment.

9 is a cross-sectional view of a handrail holder and an auxiliary member shown in FIG.

FIG. 10 is a perspective view showing a usage state of the handrail attachment tool according to the present invention.

[Explanation of symbols]

1 handrail attachment 3 inclined surface 5 support pillars 7 Handrail members 10 Support pillar connection 20 Elbow body 21 First Hemisphere 21a insertion hole 22a insertion hole 22 Second Hemisphere 23 Mounting part 24 Mounting part 31 Handrail holder 31a groove 32 handrail holder 32a groove 33 Handrail holder 34 Handrail holder 41 bolts 45 Complementary member 45a groove 46 Complementary member 51, 52, 53, 54 Auxiliary member

Claims (5)

[Claims] 1. A support pillar connector connected to a support pillar, a handrail holder having a handrail holder for holding a handrail member, and a handrail holder attached to the support pillar connector to attach the handrail holder. And an elbow body having a mounting portion for mounting the mounting portion, the mounting portion being formed in a substantially convex shape in cross section having a hooking portion widened in the width direction so as to project from a side surface of the elbow body. And the latching portion is held in a groove formed in the handrail holding portion to have a length longer than the longitudinal length of the latching portion. A handrail attachment that is movable. 2. The handrail attachment according to claim 1, wherein an end of the handrail holder opposite to the handrail holder is
The end face is formed in a half-divided shape having a substantially semi-circular cross section, and is formed with a fitting member having a shape that complements the half-divided portion. The handrail mounting fixture, wherein the groove portions for holding the hooking portions are formed on the surfaces of the fitting member that are arranged to face each other. 3. The handrail attachment according to claim 1, wherein an end of the handrail holder opposite to the handrail holder is
The auxiliary member is formed in a hollow cylindrical shape and has two auxiliary members each having a semicircular cross section in which a columnar member fitted into the hollow portion is divided into two in a diameter direction, and the auxiliary members face each other. The handrail mounting fixture, wherein the groove portions for holding the hooking portions are formed respectively. 4. The handrail attachment according to claim 1, wherein the elbow body is formed by aligning the opening surfaces of the first hemisphere and the second hemisphere, which are substantially hemispherical. Has a substantially spherical body,
On the surfaces of the first hemisphere and the second hemisphere, the mounting portions for mounting the handrail holders are arranged at positions facing each other, and the first hemisphere and the second hemisphere are A handrail fitting, which is formed so as to be relatively coaxially rotatable. 5. The handrail attachment according to claim 4, wherein the attachment portion and the handrail holder are provided on one of the first hemisphere and the second hemisphere. Handrail mounting tool.