JP4889409B2 - Handrail bracket - Google Patents

Description

  The present invention relates to a handrail bracket, and more particularly to a handrail bracket in which a base member fixed to a wall surface and a bracket body supporting the handrail can be disassembled.

  In general, a handrail bracket attached to a room, a hallway, or the like is fixed to a wall surface with a fixing screw such as a wood screw. For this reason, when replacing the wall paper or brackets that have become dirty due to long-term use, if the bracket is removed from the wall surface each time, the screw hole on the wall surface will become loose, which will hinder re-installation. is there.

  In addition, when replacing the wallpaper, the wallpaper may be pasted without removing the bracket and avoiding the bracket. However, this takes time and cost.

  As a method for solving the above-described problem, it is conceivable to make the part for fixing the bracket to the wall surface and the part for supporting the handrail detachable. As a bracket that adopts this technique, a handrail bracket including a washer member that is fixed to a wall surface and a bracket body that is detachably fitted to and fixed to the washer member is known (for example, see Patent Document 1). .

Also, as another handrail bracket, it is provided with a base fixed to the wall with screws and a bracket having a mounting seat fixed with a mounting screw through a cloth pasted so as to cover the base, It is known that a ridge or depression is provided as a mark for determining the positional relationship of the seat, and the mounting seat is formed with a depression or a bulge that fits or engages with the ridge or depression of the pedestal (for example, Patent Documents). 2).
JP-A-2005-98075 (Claims, FIGS. 1 and 3) JP 2004-324231 A (Claims, FIGS. 2, 4, 10, and 12)

  However, in this type of conventional handrail bracket, a fitting portion protruding from the surface of a base member such as a washer member or a base fixed to the wall surface, and a mounting surface of the mounting seat of the bracket body, that is, the base This is a structure in which a fitting hole, a depression, or a fitting part such as a bulge provided in a surface abutting on the surface of the member is detachably fitted by moving toward and away from the surface.

  Therefore, for example, in a continuous handrail used for the entrance corner portion and the exit corner portion of the staircase, especially a continuous handrail used for the entrance corner portion, the bracket body can be moved toward and away from both wall surfaces of the entrance corner portion. There is a problem that the bracket body cannot be attached to or detached from the base member.

  The present invention has been made in view of the above circumstances so that the bracket body can be easily attached to and detached from the base member in any state of handrails including the entrance corner and the exit corner of the stairs. It is an object to provide a handrail bracket.

In order to solve the above problems, the invention according to claim 1 is a handrail bracket comprising a base member fixed to a wall surface and a bracket body fixed to the base member so as to be detachable. The base member is formed of a plate-like member having a through hole of a fixing screw for a base member screwed to the wall surface and a screw hole for screwing the fixing screw of the bracket body, and its top surface comprising a positioning V-shaped groove in said bracket body has a contact with the mounting seat surface portion of said base member, a handrail mounting arm extending through the coupling portion that bulges to the surface side of the mounting seat And a mounting protrusion that protrudes from the upper portion of the mounting seat toward the base member and is mounted on the top surface of the base member, and an insertion hole for the fixing screw. the lower surface of, for the positioning Comprising a shaped groove capable of being fitted V-shaped projection, a portion overlapping the head of the base member for fixing screws in the mounting seat, thereby forming a notch to avoid the head of the screw, the An insertion guide concave groove for the fixing screw is formed on the side surface of the connecting portion, and the mounting protrusion of the bracket body is mounted on the top surface of the base member, and the positioning V-shaped groove and the V-shaped protrusion are The fixing screw that penetrates the insertion hole is screwed into the screw hole provided in the base member and fixed, and the fixing screw is unscrewed. The bracket main body is formed so as to be removable upward with respect to the member .

  With this configuration, the mounting protrusion of the bracket body is placed on the top surface of the base member, and the positioning fitting receiving portion and the fitting portion are temporarily fixed in a state of being fitted, and the insertion hole The base screw and the bracket main body can be fixed by screwing a fixing screw penetrating through a screw hole provided in the base member. Moreover, the bracket main body can be moved upward and removed with respect to the base member fixed to the wall surface in a state where the screwing of the fixing screw is released. In this case, the positioning fitting receiving portion is formed by a V-shaped groove, and the fitting portion is formed by a V-shaped protrusion that can be fitted in the V-shaped groove, whereby the bracket body is attached to the base member. And can be fitted firmly.

According to the first aspect of the present invention, the installation area of the bracket can be made as small as possible, and the strength of the bracket body, that is, the bracket can be given.

Further, an invention according to claim 2, wherein, in the handrail bracket according to claim 1, detachably mounted to the base member or the bracket body, covering the fixed portion of the base member and the bracket body from the outer cover The cover is formed of a pair of side wall portions that are open on the upper end and one side surface on the base member side, a front wall portion, and a bottom wall portion, and two left and right portions of the upper end portion of the front wall portion. A pair of elastically deformable locking claws protruding from the base member side to the base member side can be respectively engaged with two locking receiving portions provided on the left and right sides of the base member side lower end surface of the handrail mounting arm And a plate-like locking piece connected between the opposing lower end portions of the both side wall portions is formed so as to be fitted in a locking slit provided in the lower end portion of the mounting seat. With features That.

  By comprising in this way, the fixing | fixed part of a base member and a bracket main body can be blinded from the outside with a cover.

  Since the handrail bracket of the present invention is configured as described above, the following effects can be obtained.

(1) According to the first aspect of the present invention, the mounting protrusion of the bracket body is mounted on the top surface of the base member fixed to the wall surface, and the positioning V-shaped groove and the V-shaped protrusion are provided. The base member and the bracket body can be fixed in a state of being fitted and temporarily fixed. In addition, since the bracket body can be moved upward and removed with respect to the base member fixed to the wall surface in a state in which the fixing screw is released, it is possible to remove any part including the entrance corner and the exit corner of the stairs. Even in the handrail in the state, the bracket body can be easily attached to and detached from the base member.

(2) According to the invention described in claim 1 , the bracket body can be easily attached to the base member and can be firmly fitted. The bracket body can be easily and reliably attached and detached.

(3) Further, according to the first aspect of the invention, it is possible to minimize the footprint of the bracket, it is possible to provide strength to the bracket body or bracket (1), (2 In addition, the bracket can be further miniaturized and the material can be reduced.

(4) According to the invention described in claim 2 , since the fixing portion of the base member and the bracket main body can be hidden from the outside by the cover, in addition to the above (1) to (3), it is further integrated with the bracket. In addition to improving the appearance, it is possible to prevent injury by touching the hand and to prevent mischief such as removing the handrail.

  DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the best embodiment of the present invention will be described in detail with reference to the accompanying drawings.

  1 is a schematic perspective view showing an example of a use state of a handrail bracket according to the present invention, FIG. 2 is a perspective view showing an essential part thereof, and FIG. 3 is a perspective view of an essential part seen from the back side of FIG. 4 is an exploded perspective view seen from the mounting surface side of the handrail bracket according to the present invention, and FIG. 5 is an exploded perspective view seen from the mounting back surface side of the handrail bracket.

  The handrail bracket according to the present invention includes a base member 10 fixed to the wall surface 1, a bracket main body 20 detachably fixed to the base member 10, and a detachably mounted bracket base 20. The member 10 is mainly composed of a cover 30 that covers the fixing portion of the bracket body 20 from the outside.

  As shown in FIGS. 4 and 5, the base member 10 includes a through hole 12 provided at three positions on the upper left and right sides and the lower center where a base member fixing screw 11 screwed to the wall surface 1 is inserted, and a bracket body. 20 is formed of a plate-like member having screw holes 13 formed in two places on the left and right sides of an intermediate portion to which a fixing screw 21 for fixing 20 is screwed. A V-shaped groove 15 as a part is provided. This base member 10 is formed of a substantially rectangular plate member made of, for example, a steel plate with chamfering at both upper and lower ends, and a lower end surface bulging into a gentle arc shape. Either side is formed so that it can be used.

  As shown in FIGS. 4 and 5, the bracket body 20 is provided with a mounting seat 22 that comes into contact with the surface portion of the base member 10, and is protruded from the upper portion of the mounting seat 22 toward the base member side. Via a mounting projection 23 mounted on the top surface 14, insertion holes 24 provided at two left and right positions of the intermediate portion through which the fixing screw 21 is inserted, and a connecting portion 25 bulging on the surface side of the mounting seat 22. A mounting rail 22 and a handrail mounting arm 26 located on the upper surface of the connecting portion 25 are provided, and a V-shaped protrusion which is a fitting portion that can be fitted to the V-shaped groove 15 on the lower surface of the mounting projection 23. 27.

  Further, the bracket body 20 has a substantially L-shaped handrail mounting arm 26 extending through a connecting portion 25 that bulges to the surface side of the mounting seat 22, and the fixing screw 21 is inserted into the side surface of the connecting portion 25. A guide groove 28 is formed. The bracket body 20 is formed by, for example, zinc die casting.

  As described above, the bracket body 20 can be provided with strength by expanding the connecting portion 25 on the surface side of the mounting seat 22 and extending the handrail mounting arm 26. Further, by providing the insertion guide concave groove 28 on the side surface of the connecting portion 25, the base member 10 having the same area as the mounting area of the existing integrated bracket can be obtained without changing the mounting area of the existing integrated bracket. The bracket body 20 can be detachably fixed. Thereby, the size of the bracket can be kept small as well as the integrated bracket, and the material can be reduced.

  As shown in FIG. 2, the handrail 2 is formed of, for example, an aluminum alloy extruded shape, and a handrail base 3 having a substantially hollow rectangular shape with a lower opening and a synthetic covering the outer periphery of the handrail base 3. It is comprised with the coating | coated member 4 made from resin. In order to fix the handrail 2 and the bracket main body 20, the handrail mounting arm 26 of the bracket main body 20 is inserted into the end portion of the handrail base 3, and a fixing screw (not shown) penetrating the handrail base 3 is used. Then, the cover member 4 is attached to the handrail base material 3 after being screwed into and fixed to the screw hole 26a provided on the upper end surface of the cover.

  In order to fix the bracket main body 20 configured as described above to the base member 10, first, the mounting protrusion of the bracket main body 20 on the top surface 14 of the base member 10 fixed to the wall surface 1 by the base member fixing screw 11. The portion 23 is placed, and the V-shaped groove 15 and the V-shaped protrusion 27 are fitted and temporarily fixed. In this state, the screw hole 13 provided in the base member 10 and the insertion hole 24 provided in the mounting seat 22 of the bracket body 20 match. Next, the fixing screw 21 penetrating the insertion hole 24 of the bracket body 20 is screwed into the screw hole 13 provided in the base member 10 to fix the base member 10 and the bracket body 20.

  As shown in FIGS. 4 and 5, the cover 30 is formed by a cover body 34 made of a synthetic resin that can cover the mounting seat 22 of the bracket body 20, the connecting portion 25, and the lower end of the handrail mounting arm 26 on the base member side. ing. That is, the cover main body 34 is formed by the pair of side wall portions 31, the front wall portion 32, and the bottom wall portion 33 so that one end surface on the upper end and the base member side is opened. Further, a pair of elastically deformable locking claws 35 projecting toward the base member side from the left and right portions of the upper end portion of the front wall portion 32 of the cover body 34 are provided on the left and right sides of the lower end surface on the base member side of the handrail mounting arm 26. A plate-like locking piece 36 that is formed so as to be able to engage with two locking receiving portions 29a provided at two locations and is connected between the opposite lower end portions of the side wall portions 31 is a mounting seat 22. It is formed so that it can be fitted into a locking slit 29b provided at the lower end of the. An upper center abutting piece 37 that abuts on the surface of the connecting portion 25 when the cover 30 is attached projects from the center of the upper end portion of the front wall portion 32 of the cover main body 34, and is located on the lower side of the locking claw 35. The front wall portion 32 and the left and right side wall portions 31 are provided with upper side abutting pieces 38 that abut against the surface of the mounting seat 22 and the side surface of the connecting portion 25 when the cover 30 is attached, and the locking pieces. On the left and right side wall portions 31 on the upper side of 36, lower side abutting pieces 39 that abut on the surface of the mounting seat 22 and the side surface of the connecting portion 25 when the cover 30 is attached project.

  As described above, by attaching the cover 30 that covers the fixing portion between the base member 10 and the bracket main body 20 from the outside to the bracket main body 20, the bracket can be integrated and the aesthetic appearance can be improved. .

  To remove the bracket body 20 from the base member 10, first, the latch claw 35 and the latch receiving portion 29a are engaged and the latch piece 36 is latched from the handrail bracket in the assembled state shown in FIG. The fitting of the slit 29b is released, the cover 30 is removed, and the fixing screw 21 that fixes the bracket body 20 and the base member 10 is exposed (see FIG. 6B). Then, after loosening the fixing screw 21 and releasing the screwing of the fixing screw 21 and the screw hole 13, the bracket body 20 is moved upward with respect to the base member 10 to leave only the base member 10 on the wall surface (FIG. 6). (See (c)). Therefore, for example, the handrail 2 together with the bracket body 20 can be easily detached from the base member 10 even in a handrail installed at the corner of the staircase as shown in FIG. Thereafter, wallpaper replacement work and bracket body replacement work can be performed, and a handrail can be removed to ensure space when moving.

It is a schematic perspective view which shows the use condition of the bracket for handrails concerning this invention. It is a perspective view which shows the principal part of the use condition of the said bracket for handrails. It is the principal part perspective view seen from the back surface side of FIG. It is the disassembled perspective view seen from the attachment surface side of the bracket for handrails concerning this invention. It is the disassembled perspective view seen from the attachment back surface side of the said bracket for handrails. It is a perspective view which shows the removal procedure of the cover and bracket main body in this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Wall surface 2 Handrail 10 Base member 11 Base member fixing screw 12 Through hole 13 Screw hole 14 Top surface 15 V-shaped groove (Fitting receiving part for positioning)
20 Bracket main body 21 Fixing screw 22 Mounting seat 23 Mounting protrusion 24 Insertion hole 25 Connection part 26 Handrail attachment arm 27 V-shaped protrusion (fitting part)
28 Insertion guide groove 29a Locking receiving portion 29b Locking slit 30 Cover 34 Cover body 35 Locking claw 36 Locking piece

Claims (2)

A handrail bracket comprising a base member fixed to a wall surface and a bracket body fixed detachably to the base member,
The base member is formed of a plate-like member having a through hole of a fixing screw for a base member screwed to the wall surface and a screw hole for screwing the fixing screw of the bracket body, and its top surface Has a V-shaped groove for positioning,
The bracket body includes a mounting seat that contacts the surface portion of the base member, a handrail mounting arm that extends through a connecting portion that bulges to the surface side of the mounting seat, and an upper portion of the mounting seat that extends from the upper portion to the base member side. A positioning projection that is projected toward the top surface of the base member and an insertion hole for the fixing screw, and the positioning V-shaped groove is formed on the bottom surface of the mounting projection. and comprising a mateable V-shaped projection, a portion overlapping the head of the base member for fixing screws in the mounting seat, thereby forming a notch to avoid the head of the screw, of the connecting portion On the side, a concave groove for guiding the insertion of the fixing screw is formed,
The mounting protrusion of the bracket body is mounted on the top surface of the base member, and the fixing is made through the insertion hole in a state where the positioning V-shaped groove and the V-shaped protrusion are fitted and temporarily fixed. A screw is screwed into and fixed to a screw hole provided in the base member, and the bracket body is formed so as to be removable upward with respect to the base member in a state where the screwing of the fixing screw is released. Handrail bracket characterized by that. In the handrail bracket according to claim 1 ,
The cover further includes a cover that is detachably attached to the base member or the bracket body, and covers a fixed portion of the base member and the bracket body from the outside . The cover has an upper end and an opening on one side of the base member side. And a pair of elastically deformable locking claws that are formed of a pair of side wall portions, a front wall portion, and a bottom wall portion and project toward the base member side from two left and right positions of the upper end portion of the front wall portion. The handrail mounting arm is formed so as to be able to engage with two locking receiving portions provided at two left and right positions on the lower end surface on the base member side, and is connected between opposing lower end portions of the side wall portions. A bracket for a handrail, wherein a plate-like locking piece is formed so as to be fitted in a locking slit provided at the lower end of the mounting seat .

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