JP2004019364A - Angle adjusting structure of balustrade - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To facilitate work for assembling a balustrade, work for adjusting an angle of the balustrade and work for mounting the balustrade, and to firmly fix the balustrade. <P>SOLUTION: In a state in which a coupling member 3 for being slidably inserted into a groove part 12 of a balustrade coping 1 with an opened lower part, a recess 30 for bending, provided in the central part of the under surface of the coupling member 3, and an upper-end supporting part 44 of a supporting piece 41 are arranged in such a manner as to abut on one another, setscrews 34 are screwed into threaded holes 33 which are provided at the end of the coupling member 3, so that the tip parts of the setscrews 34 can be pressed against the inner surface (top surface) of the groove part 12, that is, that of a recessed streaks 11, and the coupling member 3 is bent downward for deformation around both the ends of the recess 30 and pressed against a horizontal rip part 14 of the balustrade coping 1, so that the balustrade coping 1 and a bracket 4 can be fixed together in such a manner as to enable the adjustment of the angle. <P>COPYRIGHT: (C)2004,JPO

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a handrail mounting structure, and more particularly, to a handrail angle adjustable mounting structure.
[0002]
[Prior art]
In general, on stairs and ramps, such as at the entrance of buildings, the reference surface of the handrail has various forms of inclination, such as stairs and slopes. It is necessary to adjust the height.
[0003]
Conventionally, as this type of handrail mounting structure, for example, those disclosed in Japanese Patent Publication No. 56-48663 and Japanese Patent No. 2576965 are known. In the handrail mounting structure disclosed in Japanese Patent Publication No. Sho 56-48663, a handrail holding member is formed of a bar-shaped body having a saddle-shaped cross section adapted to the shape of the groove of the handrail member, and a long groove is provided at the center of the bar-shaped body. The handrail holding member is configured to be tiltable with respect to the connecting rod by drilling a hole, fitting the upper end of the connecting rod into the long slot, and pivotally engaging with the stopper pin. The handrail holding member is locked so as to be pressed against the handrail member by a set screw.
[0004]
According to the handrail mounting structure configured as described above, the handrail holding member inserted into the groove of the handrail holding member and the upper end of the connecting rod are appropriately pivotally engaged by the stopper pin, so that the handrail member is connected. The angle of the rod can be adjusted.
[0005]
In addition, the handrail mounting structure disclosed in Japanese Patent No. 2576965 has a slit formed in the lower part of a hollow cap tree along a longitudinal direction, and the above-mentioned slit is formed at an upper end of a support post in order to fix the cap tree. Provided with a bracket integrally having a slit insertion portion to be inserted into, and a long support member located in the hollow portion of the casket, at the center in the longitudinal direction of the support member, abutted on both upper edges of the slit, In addition to forming a fulcrum part that serves as a swinging fulcrum, an adjustment screw is provided at both ends in the longitudinal direction of the support member to abut on the ceiling of the hollow part of the sash to fix the sash so that the angle can be adjusted. ing.
[0006]
According to the handrail mounting structure configured as described above, the center of the bracket supporting member in the longitudinal direction abuts the upper edges on both sides of the slit formed along the longitudinal direction at the lower portion of the heddle to swing the heddle. Since the fulcrum part serving as the fulcrum is formed, the angle of the sash can be adjusted within the swingable range.Adjustment screws provided at both ends in the longitudinal direction of the support member are attached to the ceiling of the hollow of the sash. The shed can be fixed to the upper end of the column so that the angle can be adjusted by abutting and stretching.
[0007]
[Problems to be solved by the invention]
However, in the former, that is, in the handrail mounting structure described in Japanese Patent Publication No. 56-48663, the shape of the rod-like body as the holding member is substantially the same as the shape of the inside of the handrail. There is a problem that the holding member and the connecting rod cannot be firmly fixed depending on the tightening force of the holding member. There is a problem that it takes time and effort to form a long slot in the holding member and to assemble the holding member and the connecting rod.
[0008]
In the latter, that is, in the handrail mounting structure described in Japanese Patent No. 2576965, the slit insertion portion of the bracket and the support member are integrally formed, and the inclination angle of the handrail is set by the upper and lower inclined portions formed in the support member. Since it is adjusted, it cannot be adjusted beyond the angle of the inclined portion of the support member, and there is a problem that the angle adjustment range of the handrail is narrowed. Also, in the adjustment within the range, since the adjustment is performed by the tightening state of the adjustment screws formed at both ends of the support member, it is necessary to adjust and tighten both adjustment screws, and it takes time and effort to adjust the angle. However, there is a problem that the fastening operation is troublesome.
[0009]
The present invention has been made in view of the above circumstances, and in addition to facilitating the assembling work of the handrail, the handrail angle adjustment and the mounting work can be easily performed, and the handrail can be firmly fixed. It is an object of the present invention to provide an angle adjusting structure.
[0010]
[Means for Solving the Problems]
In order to achieve the above object, a handrail angle adjusting structure according to the present invention includes a handrail cap that has a groove that opens downward and that is provided with horizontal lip portions facing both sides of an opening of the groove. A coupling member slidably inserted into the groove of the cap, and a bracket having a support piece protruding from the fixed portion to be attached and abutting on the lower surface of the coupling member so as to be adjustable in angle. The connecting member is loosely fitted to the horizontal lip portion so as to be engageable with the horizontal lip portion, forms a concave portion for bending in a direction orthogonal to the longitudinal direction at the lower central portion, and has a set screw at both ends in the longitudinal direction. A screw hole that can be screwed is provided in a vertically penetrating manner, and the support piece of the bracket engages with the upper surface of the horizontal lip portion and has an upper end support portion that abuts and engages with the bending concave portion of the connection member. Protruding, groove part of the above handrail In the state where the connection member and the support piece are arranged in contact with each other, the push screw is screwed into each of the two screw holes provided in the connection member to press the push screw against the inner surface of the groove of the handrail cap, By bending the connecting member downward around the bending recess and pressing both ends of the connecting member against the horizontal lip portion of the handrail cap, the handrail cap and the bracket are fixed so that the angle can be adjusted. (Claim 1).
[0011]
In the present invention, the groove portion of the handrail cap is provided in a longitudinal passage opening downward, and a horizontal lip portion is provided on both sides of the opening so as to face each other, and the connecting member is engaged with the horizontal lip portion. In addition to being loosely fittable, a bending recess is formed in a direction perpendicular to the longitudinal direction at the center of the lower surface, and a screw hole into which a push screw can be screwed is vertically formed at both ends in the longitudinal direction. If it is a structure provided in, the shape may be arbitrary, but preferably, the groove portion of the handrail cap is formed in a substantially rectangular cross section, and an opening is formed on the upper surface of the groove portion toward the inside of the groove portion. The connecting member has a convex section which is slidably inserted into the concave section and a rectangular base section which is slidably and loosely fitted into the groove section. (Claim 2).
[0012]
In addition, it is preferable that the bending concave portion of the connecting member is formed in a substantially arc shape, and the upper end support portion of the support piece is formed in a substantially circular arc cross section which slidably abuts and engages with the bending concave portion. (Claim 3).
[0013]
In the present invention, the fixed portion to be attached is, for example, a column or a side wall of a building or the like which is erected on a stair, a slope, a flat ground, or the like. When the fixed portion to be attached is a column, it is preferable to project the support piece of the bracket so as to be adjustable in height with respect to the column.
[0014]
According to the first aspect of the present invention, in a temporarily fixed state in which the connecting member and the support piece of the bracket are brought into abutment engagement, the connecting member is slid into the groove of the handrail cap to align with the position of the support, and For example, after projecting from a fixed portion to be attached, such as a column or a side wall of a building, and adjusting the handrail shade to a required angle, the connecting member and the support piece are arranged in contact with each other, and provided on the connecting member. The push screw is screwed into each of the screw holes to press the push screw against the inner surface of the groove of the handrail, and the connecting member is bent downward around the bending recess so that both ends of the connecting member are handrailed. By pressing against the horizontal lip, the handrail canopy and the bracket can be fixed. Therefore, the handrail cap and the bracket can be fixed so that the angle can be adjusted, and both ends of the connecting member can be reliably and firmly pressed against the horizontal lip portion of the groove of the handrail cap. Also, the connecting member is provided with a bending recess and two screw holes, and the support piece of the bracket is provided with a projecting upper end supporting portion that abuts and engages the bending recess. It can be easily processed.
[0015]
According to the second aspect of the present invention, the groove of the balustrade is formed to have a substantially rectangular cross-section, and a concave streak opening toward the inside of the groove is provided along the upper surface of the groove, and the connecting member is formed in a concave shape. Sliding in the groove of the handrail cap tree of the connecting member is formed by forming a convex section having a convex section that is slidably inserted into the strip and a rectangular base that is slidably loosely fitted in the groove. The movement can be smooth, and the contact area between the handrail and the connecting member can be increased.
[0016]
According to the third aspect of the present invention, the bending concave portion of the connecting member is formed in a substantially circular arc shape, and the upper end support portion of the support piece is formed in a substantially circular arc cross section which slidably abuts and engages with the bending concave portion. By forming the connecting member, the bending deformation of the connecting member can be facilitated, and even in a state where the connecting member is bent and deformed, the contact area between the bending concave portion and the upper end support portion of the supporting piece is increased, and The contact engagement between the support piece and the support piece can be ensured.
[0017]
BEST MODE FOR CARRYING OUT THE INVENTION
Hereinafter, an angle adjustment structure for a handrail according to the present invention will be described in detail with reference to the accompanying drawings.
[0018]
◎ First embodiment
FIG. 1 is a side view showing an example of an attached state of a handrail, FIG. 2 is a perspective view showing a part of a first embodiment of a handrail angle adjusting structure of the present invention, and FIG. 3 is a first embodiment. Fig. 4 is an exploded perspective view showing a handrail helm, a connecting member and a bracket, Fig. 4 is a cross-sectional view showing a handrail angle adjusting structure, and Figs. 5 (a) and 5 (b) show before and after mounting a handrail helm at a predetermined angle. FIG. 4 is a cross-sectional view showing a state in which it is folded.
[0019]
As shown in FIG. 1, the handrail H is provided on an upper end of a support piece 41 of a bracket 4 protruding from an upper end of a plurality of pipe posts P standing on a staircase S or flat ground F. It is horizontally mounted via a connecting member 3. In this case, the support piece 41 of the bracket 4 is attached to the upper end of the column P so as to be adjustable in height and detachable. Also, by adjusting the height of the support piece 41 of the bracket 4 protruding from the upper end of the support P erected on the stairs S, the handrail H of the stairs S portion is adjusted to an angle corresponding to the stairs S. I have. A cap C is attached to an end of the handrail H.
[0020]
As shown in FIGS. 2 to 5, the handrail H has a handrail cap 1 having a substantially C-shaped cross-section and a groove 12 having a downward opening, and is slidable into the groove 12 of the handrail cap 1. And a bracket 4 having a support piece 41 abutting on the lower surface of the connecting member 3 so as to be adjustable in angle.
[0021]
As shown in FIGS. 2 and 3, the handrail cap 1 has a cap support 10 formed with a groove 12 into which the connecting member 3 is inserted through the longitudinal direction thereof, and a cap body 20 fitted on the outer periphery of the cap support 10. It is composed of
[0022]
The cap support 10 is formed of, for example, an extruded aluminum member, and has a groove 12 having a substantially rectangular cross section, an opening 13 that opens downward and communicates over the entire length of the groove 12, A recess 11 extending along the upper surface and opening toward the inside of the groove 12, and a horizontal lip 14 projecting inward from the opening 13 from the lower end of the opposite side piece 17 of the groove 12. I have it. Further, an arc-shaped portion 16 is formed at a corner of the mounting piece 15 extending at the upper end and the lower end of the both side pieces 17.
[0023]
The shed main body 20 is made of, for example, a synthetic resin material having weather resistance. As shown in FIGS. 2 and 3, a substantially C-shaped cross section having a common opening 13 with the shed receiver 10 is provided below. Is formed. In this case, an engaging piece 21 that can be engaged with the mounting piece 15 of the cap support 10 protrudes from the opposite edge of the opening 13.
[0024]
As shown in FIGS. 2 to 5, the connecting member 3 is slidably inserted into the groove 12 and the concave ridge 11 of the cap support 10 and is engaged with the horizontal lip 14 in the groove 12. Is formed in a block body that is loosely fitted in the block body. That is, the connecting member 3 is slidably inserted into the groove 12 and the convex ridge 31 slidably inserted into the concave ridge 11, and has a gap G between the horizontal lip 14 and the ridge 31. A rectangular base 32 to be loosely fitted is formed to have a convex cross section. In a direction (short direction) orthogonal to the longitudinal direction at the center of the lower surface of the connecting member 3, a substantially arc-shaped bending concave portion 30 that opens downward is formed, and both ends of the connecting member 3 in the longitudinal direction are formed. The part is provided with a screw hole 33 penetrating vertically through the connecting member 3. A push screw 34 is screwed into the screw hole 33 so as to project upward from below.
[0025]
The connecting member 3 configured as described above is formed of, for example, a zinc die-cast, an aluminum extruded shape, or an aluminum die-cast material, and bends when a predetermined pressure or more is applied to both ends. The bending concave portion 30 is formed to be bendable and deformable on the lower side around the concave portion 30, that is, the opening side of the bending concave portion 30.
[0026]
As shown in FIG. 6, the bracket 4 includes a support piece 41 abutting on the lower surface of the connecting member 3 so as to be adjustable in angle, and a fixing member for fixing the support piece 41 to the upper end of the column P so as to be adjustable in height. It is mainly constituted by 50 and a fastening screw 60 for fixing the fixing member 50 to the column P.
[0027]
The support piece 41 has a substantially rectangular plate-shaped base 42 having a thickness slightly smaller (smaller) than the opening width of the opening 13 of the handrail cap 1, a neck 43 extending to the upper end of the base 42, and a neck 43. An upper end support portion 44 protruding from the upper end and engaging with the upper surface of the horizontal lip portion 14 and abuttingly engaging with the bending concave portion 30 of the connecting member 3. In this case, the upper end support portion 44 is formed in a columnar shape so as to slidably abut and engage in the bending concave portion 30 formed in an arc shape. Therefore, the upper end support portion 44 of the support piece 41 and the bending concave portion 30 of the connecting member 3 are slid along the arc surface to make an angle of about 45 degrees left and right, that is, about ± 45 degrees with respect to the horizontal plane. Adjustable abutment engagement. The support piece 41 thus configured is formed of, for example, a material made of zinc die-cast or aluminum die-cast.
[0028]
On the other hand, as shown in FIG. 6, the fixing member 50 includes a pair of opposed tongue pieces 51 and 52 inserted into the opening of the column P to fix the support piece 41, and the tongue pieces 51 and 52 A cap portion 54 is connected to the upper end, and closes the opening of the column P except for an insertion port 53 into which the support piece 41 is slidably fitted. In addition, a screw hole 55 into which the fastening screw 60 is screwed (threaded) is provided at one of the tongue pieces 51 of the fixing member 50 at appropriate intervals vertically.
[0029]
The fixing member 50 thus configured is formed of, for example, a zinc die-cast material. The fastening screw 60 is provided with a hexagonal hole 61, and a tool such as a hexagonal wrench (not shown) is inserted (fitted) into the hexagonal hole 61 and the tool is rotated by rotating the tool. The screw 60 can be screwed (screwed) into the screw hole 55 of the fixing member 50.
[0030]
In order to project (attach) the bracket 4 configured as described above to the upper end of the support P, first, the support piece 41 is loosely fitted into the insertion opening 53 of the fixing member 50 and is inserted into the opening of the support P. Insert (see FIG. 5A). Next, with the support piece 41 adjusted to an arbitrary height with respect to the tongue pieces 51 and 52 of the fixing member 50, the support piece 41 penetrates into the two insertion holes 62 formed in the side surface of the upper end portion of the support P, respectively. The inserted fastening screw 60 is screwed into the screw hole 55 formed in the tongue piece 51, and the tip is pressed against the side surface of the support piece 41. As a result, the support piece 41 and the fixing member 50 are fixed, and the tongue pieces 51 and 52 are deformed in the vicinity of the connecting portion of the cap portion 54, respectively, and are pressed and fixed to the inner wall of the support P, so that the support piece 41 is fixed to a predetermined position. Fixed at the height of
[0031]
Next, a procedure for attaching the handrail H at an inclined angle will be described.
[0032]
In order to attach the handrail H configured as described above to a stair, a slope, or the like, first, the cap support 10 and the cap body 20 are assembled in a factory or a construction site in advance. Next, the connecting member 3 and the supporting piece 41 are inserted into the groove 12 from the end of the cap support 10 in a state where the bending concave portion 30 and the upper end supporting portion 44 are in abutting engagement. The strip 31 is slid into the concave strip 11 of the handrail cap 1, and the rectangular base 32 is moved into an arbitrary position of the handrail 1 while sliding in the groove 12. The horizontal lip portion 14 of the cap support 10 is engaged.
[0033]
In this state, the support piece 41 is fixed to an arbitrary height with the fixing member 50 and the fastening screw 60 on the upper end of the column P installed in advance on a stair, a slope, or the like. Next, after adjusting the handrail shade 1 to a required angle, the push screw 34 is screwed into each of the two screw holes 33 provided in the connecting member 3 in a state where the connecting member 3 and the supporting piece 41 are in contact with each other. Then, the push screw 34 is pressed against the inner surface of the groove 12 of the handrail cap 1, that is, the inner surface (upper surface) of the concave streak 11. Due to the pressing force of the push screw 34, the connecting member 3 is bent downward around the bending recess 30, and both ends of the connecting member 3 are pressed (engaged) with the horizontal lip portion 14 of the handrail cap 1. . Thereby, the handrail cap 1 and the bracket 4 can be fixed so that the angle can be adjusted, and both ends of the connecting member 3 can be reliably and firmly pressed against the horizontal lip portion 14 of the groove 12 of the handrail cap 1. After the balustrade 1 and the bracket 4 are fixed, a blind packing 18 is attached to the opening 13 of the balustrade 1 (see FIG. 6).
[0034]
Further, with the above-described structure, the connecting member 3 is provided with the bending recess 30 and the two screw holes 33, and the support piece 41 of the bracket 4 is supported by the upper end supporting member 41 in contact with the bending recess 30. Since the portion 44 is provided in a protruding manner, the supporting member 41 of the connecting member 3 and the bracket 4 which are constituent members can be easily processed.
[0035]
The groove 12 of the handrail cap 1 is formed to have a substantially rectangular cross section, and a concave ridge 11 that opens toward the inside of the groove 12 is provided along the inner surface (upper surface) of the groove 12. The connecting member 3 is formed in a convex shape having a convex section 31 slidably inserted into the concave section 11 and a rectangular base section 32 slidably loosely fitted into the groove section 12. The sliding in the groove 12 of the handrail cap 1 can be made smooth, and the contact area between the handrail cap 1 and the connecting member 3 can be increased. Therefore, it is possible to securely and firmly fix the handrail cap 1.
[0036]
Furthermore, the bending recess 30 of the connecting member 3 is formed in a substantially arc shape, and the upper end support portion 44 of the support piece 41 is formed in a substantially arc shape in cross section that slidably abuts and engages the bending recess 30. Thereby, the bending deformation of the connecting member 3 can be facilitated, and even in the state where the connecting member 3 is bent, the contact area between the bending concave portion 30 and the upper end support portion 44 of the support piece 41 can be increased. Thus, the contact engagement between the connecting member 1 and the support piece 41 can be ensured.
[0037]
In the above description, the case where the height of the support piece 41 of the bracket 4 is adjusted and then the angle of the handrail cap 1 is adjusted and fixed, but the reverse procedure, that is, the handrail cap 1 and the support piece 41 are used. After the angle is adjusted by fixing the support piece 41, the height of the support piece 41 is adjusted with respect to the support P, and the support piece 41 may be fixed to the support P with the fixing member 50 and the fastening screw 60, or The height adjustment of the support piece 41 and the support P may be performed at the same time as the angle adjustment of the handrail cap 1 and the support piece 41, and temporarily tightening each while adjusting the mounting angle and the mounting height of the handrail cap 1 Alternatively, the bolts may be finally tightened and fixed.
[0038]
As described above, the handrail H can be assembled, so that the work of attaching the handrail H to an inclined place such as the stairs S or the inclined road can be facilitated.
[0039]
In the handrail H installed on the flat ground F, the height adjustment of the support piece 41 of each bracket 4 projecting from the upper end of each support P is set to the same level, and the handrail is operated in the same procedure as described above. By fixing the cap 1, the handrail H can be installed in parallel with the ground F. In this case, as shown in FIG. 1, the handrail H installed on the stairs S and the handrail H installed on the ground F can be attached in the above-described procedure. Can be installed in close proximity. Thus, the inclined handrail H installed on the stairs S and the horizontal handrail H installed on the ground F can be installed in a state close to continuity without using a joint or the like, thereby simplifying the mounting operation and reducing the cost. Cost reduction can be achieved.
[0040]
◎ Second embodiment
FIG. 7 is a perspective view showing a part of a second embodiment of the handrail angle adjusting structure of the present invention in a cross section, and FIG. 8 is an exploded perspective view showing a handrail shade, a connecting member and a bracket in the second embodiment. 9 is a cross-sectional view illustrating a handrail angle adjusting structure according to the second embodiment.
[0041]
In the second embodiment, the connecting member 3A is slidably inserted into the groove 12 of the handrail cap 1 and has a gap G between the connecting member 3A and the upper surface of the horizontal lip portion 14 so as to engage with the horizontal lip portion 14. In this case, the upper end support portion 44A of the support piece 41A of the bracket 4A is formed in a shape other than a column.
[0042]
In this case, the connecting member 3A is a substantially rectangular block body that is slidably inserted into the groove 12 of the handrail cap 1 and is playably inserted with a gap G between the upper surface of the horizontal lip 14. Is formed. In the direction perpendicular to the longitudinal direction at the center of the lower surface of the connecting member 3A, a substantially V-shaped bending concave portion 30A having an arc-shaped surface 35 at the upper end is formed. A screw hole 33 into which a screw 34 can be screwed is provided in a vertically penetrating manner.
[0043]
On the other hand, the support piece 41A of the bracket 4 has an arc-shaped convex surface 36 in which the upper end support portion 44A slidably abuts and engages with the arc-shaped surface 35 at the tip (upper surface) of the substantially V-shaped bending concave portion 30A. And a flat lower surface 37 which engages with the upper surface of the horizontal lip portion 14 of the handrail cap 1.
[0044]
In the second embodiment, the other parts are the same as those of the first embodiment.
[0045]
In order to attach the handrail H of the second embodiment configured as described above, first, as in the first embodiment, first, in a factory or a construction site, the cap support 10 and the cap body 20 are assembled. Keep it. Next, the connecting member 3A and the support piece 41A are inserted into the groove 12 from the end of the cap support 10 with the bending recess 30A and the upper end supporting portion 44A being in abutting engagement with each other, and the connecting member 3A is inserted. The slider is moved to an arbitrary position on the handrail cover 1 while sliding in the groove 12 so that the flat lower surface 37 of the upper end support portion 44A of the support piece 41A and the horizontal lip portion 14 of the support 10 are engaged.
[0046]
In this state, the support piece 41A was fixed at an arbitrary height with the fixing member 50 and the fastening screw 60 at the upper end of the support P previously set on a slope or the like, and the handrail cap 1 was adjusted to a required angle. Thereafter, in a state where the connecting member 3 and the support piece 41A are in contact with each other, a push screw 34 is screwed into each of the two screw holes 33 provided in the connecting member 3A, and the inner surface of the groove 12 of the handrail cap 1, that is, the concave strip 11 is formed. A pressing screw 34 is pressed against the inner surface (upper surface) of the screw. Due to the pressing force of the push screw 34, the connecting member 3 </ b> A is bent downward around the bending recess 30 </ b> A, and both ends of the connecting member 3 </ b> A are pressed (engaged) with the horizontal lip portion 14 of the handrail cap 1. . Thereby, the handrail cap 1 and the bracket 4 can be fixed so that the angle can be adjusted, and both ends of the connecting member 3A can be reliably and firmly pressed against the horizontal lip portion 14 of the groove 12 of the handrail cap 1.
[0047]
◎ Other embodiments
(1) In the first embodiment, the bending recess 30 of the connecting member 3 is formed in a substantially arc shape, and the upper end support portion 44 of the support piece 41 of the bracket 4 abuts on the bending recess 30 in a slidable manner. Although the case where it is formed in a cylindrical shape to be engaged has been described, the bending concave portion 30 is replaced with the substantially V-shaped bending concave portion 30A of the second embodiment, and the upper end support portion 44 of the support piece 41 is formed in the second embodiment. It may be replaced with the substantially triangular prism-shaped upper end support portion 44A in the form. Further, the connecting member 3A in the second embodiment may be formed in a convex shape in cross section composed of the rectangular base 32 and the ridge 31 as in the first embodiment.
[0048]
(2) In the above-described embodiment, the case where the handrail H is attached so as to be adjustable in angle via the bracket 4 projecting from the upper end of the column P has been described. However, the present invention is not limited to the case where the handrail H is attached via the bracket 4 that is attached. For example, as shown in FIG. 10, the handrail shade 1 may be attached via a bracket 4 </ b> B projecting from a side wall W of a building or the like so that the angle of the handrail can be adjusted. In this case, a substantially crank-shaped bracket 4B is attached to an anchor bolt B or the like previously installed on a side wall W of a building or the like, and an upper end support portion 44 formed on an upper end of a support piece 41B formed on the bracket 4B is attached. In a state of being brought into contact with the bending concave portion 30 of the connecting member 3, a push screw 34 is screwed into each of the screw holes 33 provided at both ends of the connecting member 3, and the inner surface of the groove portion 12 of the handrail cap 1, The pressing screw 34 may be pressed against the inner surface (upper surface) of the ridge 11, and the connecting member 3 may be bent downward around both ends of the bending recess 30 and pressed against the horizontal lip portion 14 of the handrail cap 1. .
[0049]
In the third embodiment shown in FIG. 10, as in the second embodiment, a rectangular connecting member 3A having a substantially V-shaped bending recess 30A is formed at the upper end of a support piece 41B. The upper end support portion 44A having a substantially triangular prism shape may be brought into contact with and engaged with the bending recess 30A.
[0050]
In order to attach the handrail H configured as described above to the side wall portion W such as a staircase and a slope, similarly to the above-described first embodiment, in advance in a factory or a construction site, the heddle receiver 10 and the hedder main body 20 are placed. Leave it in the assembled state. Next, the connecting member 3 and the support piece 40B are inserted into the groove 12 from the end of the cap support 10 in a state where the bending concave portion 30 and the upper end support section 44 are in contact with each other, and the upper end of the support piece 41B is The support portion 44 and the horizontal lip portion 14 of the cap support 10 are kept in contact with each other.
[0051]
In this state, an anchor bolt B previously installed on a side wall W of a stairway, a ramp, or the like is inserted through an insertion hole (not shown) formed in the fixing piece 45 of the bracket 4B, and the tip end is a nut N. To secure.
[0052]
After the bracket 4B is fixed to the side wall W in this manner, the angle between the bracket 4B and the handrail cap 1 is adjusted in accordance with the gradient of the stairs, the ramp, or the like, and both ends of the connecting member 3 from the opening 13 of the handrail cap 1 The push screw 32 is screwed into each of the screw holes 31 provided in the portion, and the tip of the push screw 32 is pressed against the inner surface (upper surface) of the groove 12, that is, the inner surface (upper surface) of the concave strip 11, and the bending recess 30 is formed. The connecting member 3 is bent downward around the both ends and pressed against the horizontal lip portion 14 of the handrail cap 1 to fix the handrail cap 1.
[0053]
Since the handrail H is configured as described above, even when the handrail H is attached to the side wall W at an inclined place such as a stairway or a ramp, the work of attaching the handrail can be facilitated similarly to the first embodiment. .
[0054]
Note that, in the third embodiment, the handrail cap, the connecting members 3, 3A and the upper end are formed except that the bracket 4B is bent into a substantially crank shape instead of being attached to the column P of the first embodiment. Since the structures of the support portions 44 and 44A are the same as those of the first embodiment or the second embodiment, the same portions are denoted by the same reference numerals and description thereof will be omitted.
[0055]
【The invention's effect】
As described above, since the handrail angle adjusting structure of the present invention is configured as described above, the following excellent effects can be obtained.
[0056]
(1) According to the first aspect of the present invention, in a temporarily fixed state in which the connecting member and the support piece of the bracket are brought into contact with each other, the connecting member is slid into the groove of the handrail bridge to align with the position of the support. After attaching the support piece to the upper end of the column and adjusting the handrail shade to the required angle, with the connecting member and the support piece in contact with each other, push screws into both screw holes provided in the connecting member. And pressing the push screw against the inner surface of the groove of the handrail cap, bending the connecting member downward around the bending recess and pressing both ends of the connecting member against the horizontal lip of the handrail cap. Since the railing and the bracket are fixed by the above, the railing and the bracket can be fixed so that the angle can be adjusted, and both ends of the connecting member can be securely and firmly pressed against the horizontal lip of the groove of the railing. Can . In addition, since the connecting member is provided with a bending recess and two screw holes, and the support piece of the bracket is provided with a projecting upper end supporting portion that abuts and engages the bending recess, the connecting member and the bracket, which are constituent members, are provided. Processing can be facilitated and cost can be reduced.
[0057]
(2) According to the second aspect of the present invention, the groove portion of the balustrade is formed to have a substantially rectangular cross section, and a concave streak opening toward the inside of the groove portion is provided along the upper surface of the groove portion. Is formed in a convex cross-section comprising a ridge slidably inserted into the groove and a rectangular base slidably loosely fitted into the groove, thereby forming a groove of the handrail cap tree of the connecting member. Since the inside can be smoothly slid and the contact area between the handrail cap and the connecting member can be increased, the handrail cap can be further firmly fixed in addition to the above (1).
[0058]
(3) According to the third aspect of the present invention, the bending concave portion of the connecting member is formed in a substantially arc shape, and the upper end supporting portion of the support piece is slidably abuttingly engaged with the bending concave portion. By being formed in an arc shape, the bending deformation of the connecting member can be facilitated, and even in a state where the connecting member is bent, the contact area between the bending concave portion and the upper end support portion of the support piece is increased. Since the contact engagement between the connecting member and the support piece can be ensured, in addition to the above (1) and (2), the angle adjusting work of the handrail canopy can be further facilitated, and the handrail canopy can be made. Can be firmly fixed.
[Brief description of the drawings]
FIG. 1 is a side view showing an example of an attached state of a handrail.
FIG. 2 is a perspective view showing a cross section of a part of the first embodiment of the handrail angle adjusting structure of the present invention.
FIG. 3 is an exploded perspective view showing a handrail coping, a connecting member, and a bracket in the first embodiment.
FIG. 4 is a cross-sectional view showing an attached state of the first embodiment.
FIGS. 5A and 5B are a cross-sectional view showing a state before attaching a handrail cap at an inclined angle and a cross-sectional view showing a state where the handrail cap is attached at an inclined angle in the first embodiment.
FIGS. 6A and 6B are a cross-sectional view showing a state before the bracket is fixed to the column in the present invention, and a cross-sectional view showing the fixed state.
FIG. 7 is a perspective view showing a part of a second embodiment of the handrail angle adjusting structure of the present invention in cross section.
FIG. 8 is an exploded perspective view showing a handrail shade, a connecting member, and a bracket in the second embodiment.
FIG. 9 is a cross-sectional view illustrating an attached state of the second embodiment.
FIG. 10 is a perspective view showing a part of a third embodiment of the handrail angle adjusting structure of the present invention in a cross section.
[Explanation of symbols]
1 Handrail Kasagi
3,3A connecting member
4,4B bracket
11 Concave strip
12 groove
13 Opening
14 Horizontal lip
30, 30A bending recess
31 ridge
32 rectangular base
33 screw hole
34 Push Screw
35 arc-shaped surface
36 arc-shaped convex surface
41, 41A support piece
44,44A Upper end support
P column (fixed part to be attached)
W Side wall part (fixed part to be attached)

Claims (3)

A handrail shade that has a groove that opens downward and that has horizontal lip portions facing each other on both sides of the opening of the groove, a connecting member that is slidably inserted into the groove of the handrail shade, A bracket having a support piece projecting from the fixing portion and abutting on the lower surface of the connecting member so as to be adjustable in angle,
The connecting member is loosely fitted so as to be able to engage with the horizontal lip portion, forms a bending concave portion in a direction orthogonal to the longitudinal direction in the lower central portion, and has a set screw at both ends in the longitudinal direction. Screw holes that can be screwed are provided vertically through,
The support piece of the bracket engages with the upper surface of the horizontal lip portion, and protrudes an upper end support portion that abuts and engages with the bending concave portion of the connection member,
In a state in which the connecting member and the support piece are in contact with each other in the groove of the handrail cap, the push screws are screwed into the two screw holes provided in the connecting member, respectively, and pressed into the groove inner surface of the handrail cap. While pressing the screw, the connecting member is bent downward around the bending recess, and both ends of the connecting member are pressed against the horizontal lip portion of the handrail cap to fix the handrail cap and the bracket so that the angle can be adjusted. An angle adjustment structure for a handrail. The angle adjustment structure for a handrail according to claim 1,
The groove of the handrail shade is formed to have a substantially rectangular cross-section, and a concave streak opening toward the inside of the groove is provided along an upper surface of the groove, and the connecting member is slidable in the concave streak. An angle adjusting structure for a handrail, comprising a convex section having an inserted ridge and a rectangular base slidably fitted in the groove. The handrail angle adjustment structure according to claim 1 or 2,
The bending concave portion of the connecting member is formed in a substantially arc shape, and the upper end support portion of the support piece is formed in a substantially arc shape in cross section which slidably abuts and engages the bending concave portion. Characteristic handrail angle adjustment structure.

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