JP6904514B2 - Handrail mounting structure - Google Patents

Description

The present invention relates to a handrail mounting structure , and more particularly to a handrail mounting structure that can be easily installed even when the length is adjusted on-site according to the situation of the installation location.

Handrails installed on indoor floors, passages, etc. to assist the elderly and the physically handicapped in walking and moving are generally fixed via columns erected at predetermined intervals or brackets attached to side walls. However, various proposals have been made for the means for attaching the handrail, for example, the following have been proposed.

In the fixed structure of the handrail shown in Patent Document 1, a cushioning elastic body in which a columnar female screw body having a female screw cut in the middle portion is inserted in the central portion is inserted into the pipe-shaped handrail, and further. Holes are provided in the handrail and the cushioning elastic body so that the bolts extending from the columns mesh with the female screws, and the handrails are fixed by screwing the bolts into the female screws through the holes. As a result, the handrail fixing work on site can be easily performed.

Further, in the pipe pipe joint member and the joint method shown in Patent Document 2, when connecting the first and second pipe pipes, a screw body is arranged at the center and the difference between the first and second pipes. The pipe pipe joint member is mainly composed of three parts: a joint body having a recess, a stop ring body made of a cylindrical elastic member, and a pressing body. A pressing body having a petal-shaped pressing auxiliary body on one side is connected to one end of the first pipe pipe, and the stopping ring body and the joint body are connected in the axial direction, so that the stopping ring body and the pressing body are connected to the second pipe pipe. After interposing and fitting the second pipe pipe into the second insertion portion, the pressing piece is pushed into the stop ring body by rotating the pressing body. As a result, the installation work can be easily performed, and the pipes can be firmly connected to each other.

Registered Utility Model No. 3020578 Japanese Unexamined Patent Publication No. 2001-348962

All of the handrail attaching means disclosed in Patent Documents 1 and 2 facilitate the installation of the handrail. However, the fixing structure of the handrail of Patent Document 1 is a structure of screwing from the end of the handrail to the side surface at a predetermined position in the longitudinal direction, and positioning is not easy. It fixes the end of the hollow handrail, but the number of parts is rather large. On the other hand, the handrail is usually cut in advance at a factory or the like to a length suitable for the installation location and then brought to the site for installation. The handrail is appropriately cut at the site according to the situation of the installation location. It was not common to install length-adjusted ones.

Therefore, the present invention has been made in view of such a problem, and even when the length of the handrail is adjusted by cutting the handrail to an appropriate length at the site according to the situation of the installation location. The purpose is to provide a handrail that can be installed by simple installation work.

Another object of the present invention is to provide a handrail mounting structure capable of easily performing the work of mounting a handrail whose length has been adjusted according to the situation at the installation site.

In order to solve the above problems, the invention according to claim 1 is arranged inside a hollow main body in the longitudinal direction of the main body, and a fastening member for mounting a connecting member is screwed inside. At the end of the handrail provided with a rib provided between the inner wall of the main body and the mounting portion in order to position the mounting portion in the center of the inside of the main body and the mounting portion formed with the mounting hole. In the mounting structure of the handrail that attaches the handrail to the attached member such as another handrail or the connector through the attached connecting member, the connecting member inserts the fastening member screwed to the mounting portion. An insertion portion provided with an insertion hole, a holding portion inside which the rib is internally sandwiched, a flange portion that abuts on the end face of the handrail, and a recess that abuts a fixing member for fixing to the attached member. The handrail is fixed to the attached member by inserting the insertion portion of the connecting member in a state of being fixed to the handrail into the attached member and fastening and fixing with the fixing member. To do.

In order to solve the above problems, in the present invention according to claim 2, in the handrail mounting structure according to claim 1, the surface of the main body is formed with irregularities, and the ribs are formed with the irregularities. It is characterized in that it is provided on the inner wall of the main body of the portion that is not provided.

In order to solve the above problems, the present invention according to claim 3 has a handrail mounting structure according to claim 1 or 2, wherein the mounting portion has a C-shaped cross section partially opened in the longitudinal direction. It is characterized by being.

According to the handrail according to the present invention, since the rib and the mounting portion are provided over the entire length of the main body of the handrail, the same cross-sectional shape always composed of the rib and the mounting portion in the cross section regardless of where the handrail is cut in the longitudinal direction. There is an effect that the connecting member can be immediately attached even when the handrail is cut to an arbitrary length and the length is adjusted at the site. As a result, the length of the handrail can be adjusted on-site, which has the effect of being able to respond flexibly according to the situation of the installation location.

Further, according to the handrail mounting structure according to the present embodiment, a rib provided on the handrail and a holding portion to be mounted on the mounting portion are provided on one end side, and another handrail or connection is provided on the other end side. By using a connecting member provided with an insertion portion to be inserted into a member to be attached such as a tool, there is an effect that the handrail cut at the site can be easily attached to a predetermined installation place.

It is a perspective view which shows the handrail and the connecting member which concerns on this invention. It is a perspective view which shows the handrail in the state which attached the connecting member. (A) is a cross-sectional view taken along the line AA of the handrail, (b) is a cross-sectional view taken along the line BB of the handrail, and (c) is a cross-sectional view taken along the line CC of the handrail. It is a perspective view which saw the connecting member from the side surface side. It is a perspective view seen from the side which inserts a connecting member into a handrail. It is a perspective view which looked at the connecting member from the side opposite to FIG. (A) is a side view showing a state before assembling the handrail to which the connecting member is attached to the corner elbow, and (b) is a side view showing a state after assembling.

Hereinafter, the handrail mounting structure according to the present invention will be described in detail based on a preferred embodiment. FIG. 1 is a perspective view showing a handrail and a connecting member according to the present invention, FIG. 2 is a perspective view showing a handrail with a connecting member attached, FIG. 3A is a sectional view taken along the line AA of the handrail, and FIG. Is a BB cross-sectional view of the handrail, and (c) is a CC cross-sectional view of the handrail. First, the configuration of a preferred embodiment of the handrail according to the present invention will be described.

[Handrail configuration]
The illustrated handrail 1 is roughly composed of a hollow main body 10 and an unevenness formed by a series of a plurality of recesses 11 and 11 provided on the surface of the main body 10 so as to be continuous along the longitudinal direction. The grip portion 12 and the mounting portion 14 which are arranged inside the main body 10 in the longitudinal direction and are provided with a mounting hole 16 inside which a tapping screw 4 which is a fixing member described later is screwed, and the mounting portion 14 are mounted on the main body 10. It is configured to include ribs 13 and 13 erected between the inner wall of the main body 10 and the mounting portion 14 so as to be located at the center of the inside of the main body 10.

The main body 10 is made of a hollow cylindrical pipe-shaped member made of a metal material such as aluminum, and has an outer diameter that can be grasped by a human hand. The handrail 1 of the present embodiment forms irregularities by continuously forming a plurality of recesses 11 and 11 by pressing the surface of a metal cylindrical pipe-shaped main body 10 at predetermined intervals. The height difference and spacing of these irregularities are formed according to the diameter and spacing of standard human fingers. The grip portion 12 formed in this way is provided to prevent the user's hand from slipping. Of course, the main body 10 is not limited to this, and for example, a resin material, a metal material, or the like can be formed by performing a molding process, an extrusion process, or the like. The length of the main body 10 is a dimension that matches the specifications of the product, but it can be cut to a desired length by using an appropriate cutting tool at the site.

The mounting portion 14 is arranged so as to be supported from both sides by ribs 13 and 13 erected on the inner wall surface of the main body 10 so as to be located substantially at the center of the cross section of the main body 10. The ribs 13 and 13 are arranged on the inner wall surface of the main body 10 so as to avoid the recesses 11 and 11 so as not to interfere with the formation of the recesses 11 and 11. That is, as shown in FIGS. 3A and 3B, the ribs 13 and 13 are arranged in a slightly "H" shape on the inner wall surface of the main body 10 on the side where the recesses 11 and 11 are not formed. .. Therefore, the recesses 11 and 11 having a depth that fits the hands and fingers can be formed. The shape of the grip portion 12 is based on the continuity of the recesses 11 and 11, but is not limited to this, for example, the tooth shape of the rack, the shape of the grid-like protrusions and recesses, the satin finish, and the like. May be formed by coating rubber or vinyl having irregularities or the like.

The ribs 13, 13 and the mounting portion 14 are formed inside the main body 10 over the entire length as shown in FIGS. 3 (a) to 3 (c). The mounting portion 14 is provided with a mounting hole 16, and the mounting hole 16 has a hollow cylindrical shape so that a tapping screw 4 described later can be screwed, and a slit 15 is formed along the longitudinal direction. The cross section is C-shaped. In the present embodiment, the fixing member is a tapping screw 4, but the present invention is not limited to this, and a screw groove may be provided in advance inside the mounting hole 16 to use the fixing member as a bolt. Further, in the present embodiment, the slit 15 is formed on the side opposite to the recesses 11 and 11 sides. In this way, the rib 13 and the mounting portion 14 are exposed on the end face of the main body 10 regardless of which portion of the handrail 1 is cut in the length direction in order to adjust the length of the handrail 1. Therefore, regardless of the cutting position of the main body 10 of the handrail 1, that is, regardless of the length of the handrail 1, the connecting member 3 described later can be attached, and the length of the handrail 1 can be adjusted appropriately at the site. It becomes. Therefore, the handrail 1 can be mounted at a desired position or an ideal place according to the situation at the site, while the mounting work at the site can be efficiently performed.

[Handrail mounting structure]
Next, a preferred embodiment of the handrail mounting structure according to the present invention will be described. The mounting structure of the handrail in the present embodiment is for connecting the above-mentioned handrail 1 to a mounted member such as another handrail or a connector, and as a specific configuration thereof, the connecting member 3 is attached to the end surface of the handrail 1. Is fixed by the tapping screw 4 and attached to the attached member via the connecting member 3.

[Structure of connecting member]
FIG. 4 is a perspective view of the connecting member viewed from the side surface side, FIG. 5 is a perspective view of the connecting member viewed from the side where the connecting member is inserted into the handrail, and FIG. 6 is a perspective view of the connecting member viewed from the side opposite to FIG. .. The connecting member 3 is a member that is inserted and fixed to the end surface of the handrail 1. As a general rule, the connecting member 3 is provided on one side (left side in FIG. 4) and a flange portion 31 provided in an intermediate portion to regulate the insertion position with respect to the handrail 1. The holding portion 33 formed by the two holding pieces 33a and 33b holding the ribs 13 and 13 and the mounting portion 14 from both sides, and the cylindrical shape provided on the other side (right side in FIG. 4) of the flange portion 31. It is configured to include an insertion portion 35. The insertion portion 35 is formed with an insertion hole 37 into which a tapping screw 4 for fixing the connecting member 3 to the mounting portion 14 of the handrail 1 is inserted, and a recess 36 at a substantially intermediate position in the insertion direction with respect to the handrail 1. There is. After the insertion portion 35 is inserted into the corner elbow 5 described later, the recess 36 is a portion where the tip portion of the hexagon socket head cap screw 50 for fixing the connecting member 3 is interposed. Further, the holding piece 33a is formed with a rib 34 erected in the outward direction and a convex portion 32 that fits into the slit 15 provided in the mounting portion 14.

[How to attach the handrail]
Next, a method of attaching the handrail 1 using the connecting member 3 to the corner elbow 5 which is one of the attached members will be described. FIG. 7A is a side view showing a state before assembling the handrail to which the connecting member is attached to the corner elbow, and FIG. 7B is a side view showing a state after assembling. First, the handrail 1 is cut to a desired length using an appropriate cutting tool according to the situation of the installation location. The shape of the cut surface at that time is FIG. 3 (b), (c) or an intermediate shape. Next, as shown in FIG. 1, the sandwiching portion 33 of the connecting member 3 is inserted so as to accommodate the ribs 13, 13 and the mounting portion 14 appearing on the end surface of the handrail 1. That is, after aligning the ribs 13 and 13 of the handrail 1 with the holding pieces 33a and 33b of the connecting member 3, the holding portion 33 is inserted in the direction of arrow D until the flange portion 31 abuts on the end of the handrail 1. .. As a result, the handrail 1 and the connecting member 3 are integrated as shown in FIGS. 2 and 7A. In this state, since the sandwiching pieces 33a and 33b sandwich the rib 13, the connecting member 3 does not rotate. Next, the tappin screw 4 is inserted into the insertion hole 37 of the connecting member 3 from the direction of arrow E shown in FIG. 1, the tapping screw 4 is rotated and screwed into the mounting hole 16 of the mounting portion 14, and the connecting member 3 is screwed into the mounting hole 16 of the mounting portion 14 to the end of the handrail 1. Fix.

Next, the handrail 1 to which the connecting member 3 is attached by the tapping screw 4 is attached to the corner elbow 5. That is, by inserting the handrail 1 into the opening of the corner elbow 5 in the direction of the arrow F shown in FIG. 7 (a), the handrail 1 and the corner elbow 5 are connected to each other as shown in FIG. 7 (b). Then, the handrail 1 is fixed to the corner elbow 5 by tightening the hexagon socket head cap screw (cap bolt) 50 arranged on the side surface near the end of the corner elbow 5 with a hexagon wrench. Since the position where the hexagon socket head cap screw 50 is provided coincides with the recess 36 provided in the insertion portion 35 when the connecting member 3 attached to the handrail 1 is inserted into the corner elbow 5, the hexagon socket head cap screw 50 is used. By screwing in, the tip of the hexagon socket head cap screw 50 is interposed in the recess 36, and the insertion portion 35 can be firmly fixed to the corner elbow 5. The head of the hexagon socket head cap screw 50 is provided so as to be located inside the surface of the corner elbow 5, so that the user does not hurt his or her fingers with the head of the hexagon socket head bolt 50. It has become like.

As described above, the handrail is provided via the connecting member 3 provided with the ribs 13 and 13 provided on the main body 10 of the handrail 1, the holding portion 33 corresponding to the mounting portion 14, and the insertion portion 35 for connecting to the corner elbow 5. Since 1 is fixed to the corner elbow 5, the handrail 1 can be easily attached. Since the ribs 13 and 13 and the mounting portion 14 extend over the entire length of the main body 10 as shown in FIG. 3A, the handrail 1 is cut at an arbitrary portion according to the situation at the installation site and the like. Since the ribs 13, 13 and the mounting portion 14 always have the same cross-sectional shape even when the length is adjusted to an arbitrary length, the ribs 13, 13 and the mounting portion 14 can be attached to the corner elbow 5 via the connecting member 3. Therefore, it is possible to immediately attach the handrail 1 of an arbitrary length that has been appropriately cut at the site according to the situation of the installation location.

[Effect of Embodiment]
According to the handrail according to the present embodiment, since the rib 13 and the mounting portion 14 are provided over the entire length of the main body 10, the ribs 13 and 13 and the mounting portion 14 are present regardless of where the rib 13 and the mounting portion 14 are cut in the axial direction. , The connecting member 3 can be attached at any part of the main body 10. That is, there is an effect that the handrail 1 having an arbitrary length can be attached to a support or the like.

Further, according to the handrail mounting structure according to the present embodiment, the connecting member 3 having the rib 13 provided on the handrail 1 and the holding portion 33 fitted to the mounting portion 14 and the insertion position with respect to the main body 10 are regulated. By fitting one end of the connecting member 3 provided with the flange portion 31 to the handrail and further fitting the other end of the connecting member 3 into the corner elbow 5 or the like, the handrail 1 can be easily attached to the attached member, for example, the corner elbow 5 or the like. It has the effect of being able to be attached to.

As described above, a preferred embodiment of the handrail mounting structure according to the present invention has been described, but the present invention is not limited to the specific embodiment, and the present invention described in the claims. Needless to say, various modifications and changes are possible within the scope of the gist.

1 Handrail 3 Connecting member 4 Tapping screw 5 Corner elbow 10 Main body 11 Recessed part 12 Grip part 13 Rib 14 Mounting part 15 Slit 16 Mounting hole 31 Flange part 32 Convex part 33 Holding part 33a, 33b Holding piece 34 Rib 35 Insertion part 36 Hole 50 Hexagon socket head cap screw

Claims (3)

A mounting portion which is arranged inside the hollow main body in the longitudinal direction of the main body and has a mounting hole formed inside to which a fastening member for mounting the connecting member is screwed, and the mounting portion are described above. The handrail is connected to another handrail via the connecting member attached to the end of the handrail having a rib erected between the inner wall of the main body and the mounting portion so as to be located in the center of the inside of the main body. In the mounting structure of handrails to be mounted on members such as tools
The connecting member
An insertion hole through which the fastening member screwed into the mounting portion is inserted,
A holding part that holds the rib inside,
The flange portion that comes into contact with the end face of the handrail and
An insertion portion provided with a recess for contacting the fixing member for fixing to the attached member, and an insertion portion.
The handrail is fixed to the attached member by inserting the insertion portion of the connecting member in a state of being fixed to the handrail into the attached member and fastening and fixing with the fixing member. Handrail mounting structure. In the handrail mounting structure according to claim 1,
A handrail mounting structure , characterized in that the surface of the main body is formed with irregularities, and the ribs are provided on the inner wall of the main body at a portion where the irregularities are not formed. In the handrail mounting structure according to claim 1 or 2.
The mounting portion is a handrail mounting structure characterized in that a part thereof has a C-shaped cross section opened in the longitudinal direction.

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