JP2016160681A - Handrail bracket - Google Patents

Abstract

PROBLEM TO BE SOLVED: To facilitate and ensure (strengthen) attachment (fixation) of a fixing part to a bracket body which are attachable to and detachable from each other while facilitating construction of a bracket to a wall surface.SOLUTION: A handrail bracket comprises a tabular fixing part 10 fixed to a wall surface 1a by fixing screws 7, and a bracket body 20 having a fitting part 21 fitted to the fixing part by fitting screws 8 and an arm part 22 extending obliquely and upwardly from the lower part of the fitting part and supporting a handrail 2 at the tip part. In the fixing part, open holes into which the fixing screw are inserted are bored almost vertically against an inclined plane part 13 formed on the surface of the fixing part so as to avoid interference of an operation tool of the fixing screw with the arm part, and screw holes into which the fitting screws are screwed are formed; in the fitting part, insertion holes into which the fitting screws are inserted are bored; and the fixing part and the fitting part are provided with a positioning part in which the fixing part and the fitting part can be fitted and engaged with each other.SELECTED DRAWING: Figure 5

Description

  The present invention relates to a handrail bracket. More specifically, the present invention relates to a handrail bracket including a fixing portion fixed to a wall surface and a bracket body detachably attached to the fixing portion.

  Conventionally, a handrail bracket can be attached and detached so that a wide passage can be taken when wallpaper is replaced or when moving.

  For this reason, the conventional handrail bracket is screwed to the wall surface made of fragile gypsum board, so that the base member fixed to the wall surface is left on the wall surface so that the screw is not repeatedly attached to and detached from the wall surface, and the bracket body is placed on the base member. It is configured to attach and detach. Further, in this type of handrail bracket, it is preferable in view of appearance to provide a cover member for covering the wall surface fixing screw of the base member and the fixing screw of the base member and the bracket body from the outside.

As a handrail bracket having the above configuration, a tapered base side fitting portion, a base fixing screw receiving seat and a bracket body fixing screw hole are provided on a base fixed to a wall surface, and the base side fitting is performed on the bracket body. Bracket body fitting part, bracket fixing screw receiving seat and base fixing screw insertion hole, bracket base fixing in the state where the base side fitting part and bracket side fitting part are fitted There is known a structure in which a bracket body and a base are assembled integrally with a screw and fixed to a wall surface with a base fixing screw (for example, see Patent Document 1).
In the thing of patent document 1, in order to coat | cover the base fixing screw and bracket main body fixing screw which are exposed to the lower part side of a bracket main body from the exterior, the cover is attached to the lower part side of the bracket main body.

Further, as another handrail bracket, a positioning V-shaped groove is provided at the top of the base member fixed to the wall surface, and the lower surface of the mounting protrusion protruding from the upper part of the mounting seat of the bracket body is A V-shaped projection that can be fitted with the positioning V-shaped groove is formed, and a concave groove for inserting the fixing screw is formed on the side surface of the connecting portion of the handrail mounting arm that bulges on the surface of the mounting seat. The thing of a structure is known (for example, refer patent document 2).
In the one described in Patent Document 2, a cover is provided on the lower side of the bracket body in order to cover the fixing screw for the base member exposed on the lower side of the bracket body and the fixing screw for fixing the bracket body to the base member from the outside. I'm wearing it.

Furthermore, as another handrail bracket, the receiving portion formed on the fixing plate of the fixing portion fixed to the wall surface is covered with the mounting portion provided on the bracket body, and is formed on the opposite side surface of the mounting portion. There has been known a structure in which a fixing part and a bracket body are fixed by screwing from a lateral direction into a screw hole formed in a side wall part of a receiving part inserted into a hole (for example, see Patent Document 3).
Further, a hooking portion is formed on the receiving portion or the fixed plate to hook an upper end portion of the inclined portion of the arm portion extending obliquely upward from the mounting portion. Moreover, in the thing of patent document 3, the opening part which lets an arm part pass is provided in the top face of the cover of the substantially trapezoidal shape in the side view which covers the said fixing | fixed part and attachment part, and the edge part which an opening part opposes is provided. A claw portion extending toward the bottom surface side is formed, and the claw portion is adapted to engage with a step portion provided between the arm portion and the attachment portion.

Japanese Patent Laid-Open No. 2003-314020 (Claims, FIGS. 1 and 2) Japanese Patent No. 4889409 (Claims, FIGS. 2, 4 and 6) JP 2012-229548 A (Claims, FIGS. 1 and 2)

  However, in this type of conventional handrail bracket, the bracket body is attached to the fixed portion such as a base, a base member, and a fixed plate that are fixed to the wall surface at one place. When fixing, the positioning of the bracket main body with respect to the fixing portion is troublesome, and the mounting state of the fixing portion and the bracket main body becomes unstable, and there is a concern that fixing with the fixing screw is troublesome.

  In addition, in this type of handrail bracket, the fixing portion is fixed to the wall surface made of a fragile gypsum board by screwing, so that a certain amount of area is required to disperse the force applied to the handrail. In terms of appearance, it is preferable that the area of the portion protruding from the arm portion to the side is as small as possible. However, as the fixing screw of the fixing part is a screw having a relatively long dimension and is screwed to the wall surface using an operating tool such as an electric screwdriver, the fixing part of the fixing part is within a range that does not interfere with the arm part. It is necessary to set the area.

  In addition, when the cover material is attached, it is easy and reliable to attach and remove the fixing member and the bracket main body, and it is necessary to prevent the cover member from being accidentally dropped due to vibration or impact in the attached state.

  The present invention has been made in view of the above circumstances, and makes it easy and reliable (strong) to attach (fix) the detachable fixing portion and the bracket main body constituting the handrail bracket, and to easily apply to the wall surface. It is an object of the present invention to provide a handrail bracket.

  In order to solve the above problems, a handrail bracket according to the present invention is a handrail bracket that supports a handrail on a wall surface, and includes a plate-like fixing portion that is fixed to the wall surface by a fixing screw, and the fixing portion. A bracket body having an attachment portion attached to the attachment portion by an attachment screw and an arm portion extending obliquely upward from a lower portion of the attachment portion and supporting the handrail from below at a tip portion, and the fixing portion is the fixed portion A through-hole through which the screw is inserted is drilled substantially perpendicularly to an inclined surface portion formed on the surface of the fixing portion so that the operation tool of the fixing screw avoids interference with the arm portion, and the mounting A screw hole into which a screw is screwed is formed, and the mounting portion is formed with an insertion hole through which the mounting screw is inserted, and the fixing portion and the mounting portion have positioning portions that can be fitted and engaged with each other. Provided That, characterized in that (claim 1).

  With such a configuration, the bracket body is positioned with respect to the fixing portion by the positioning portions provided on the fixing portion and the bracket body mounting portion that can be fitted and engaged with each other. And the bracket body can be fixed. Also, by fixing the fixing portion and the bracket body to each other by screwing a fixing screw that is drilled substantially perpendicularly to the inclined surface portion formed on the surface of the fixing portion and passes through the through-hole into the wall surface with an operation tool. The fixing portion can be fixed to the wall surface. At this time, the operation tool can screw the fixing screw into the wall surface without interfering with the arm portion provided on the bracket body.

  In this invention, the inclined surface portion is provided on both sides of the upper portion of the fixed portion and at least one side of the lower portion, and is inclined so that the plate thickness becomes thinner toward the outer end of the fixed portion with respect to the longitudinal direction of the handrail. The mounting portion is formed to have substantially the same width as the arm portion, and extends to both sides of the mounting portion main body having the locking protrusion and the positioning piece, and the central portion of the mounting portion main body. A pair of attachment pieces are provided, and the insertion holes are preferably formed in both attachment pieces. In this case, the mounting piece extends to both sides including the upper portion of the base end portion of the arm portion in the mounting portion main body, and the insertion hole is formed at a position above the upper portion of the base end portion of the arm portion. It is preferable that it is perforated (Claim 3).

  By configuring in this way, the upper part of the fixed part and at least one part of the lower part are fixed by the fixing screws that pass through the through holes drilled in the inclined surface provided on both sides of the upper part of the fixed part and at least one side of the lower part. Can be fixed. Further, the fixing portion and the bracket are formed by screwing two mounting screws that pass through the insertion holes formed in the pair of mounting pieces extending on both sides of the central portion of the mounting portion into the screw holes provided in the fixing portion. The main body can be attached (fixed), and the bracket main body can be removed from the fixing portion by releasing the screwing of the mounting screw and the screw hole. In this case, the attachment piece extends to both sides including the upper part of the base end part of the arm part in the attachment part main body, and the insertion hole is formed in a part above the upper part of the base end part of the arm part. The fixing portion and the bracket body can be attached / detached by the attaching screw without disturbing the arm portion (claim 3).

  Further, in the present invention, the positioning portion includes a positioning locking hole formed in the upper portion of the fixed portion, and a positioning projection that protrudes from the upper back surface of the mounting portion and can be fitted into the locking hole. It is preferable that the locking projection and the positioning piece are provided at the lower end of the mounting portion and engageable with the lower end surface of the fixing portion.

  By configuring in this way, the locking protrusion provided on the mounting portion of the bracket body is fitted into the locking hole provided on the upper portion of the fixing portion, and the positioning piece provided on the mounting portion is Since the bracket main body can be positioned with respect to the fixed portion by engaging with the lower end surface of the fixed portion, the bracket main body can be easily and reliably positioned with respect to the fixed portion.

  Moreover, in this invention, it further comprises a synthetic resin cover material that covers the fixed portion and the mounting portion, and the cover material straddles the arm portion on the top and both sides on the proximal end side of the arm portion. It is preferable that a downward opening that is elastically contacted and an engagement protrusion formed by arranging a plurality of protrusions that can be engaged with locking recesses provided at both lower ends of the fixed portion are formed. (Claim 5).

  With this configuration, the cover material is elastically brought into contact with the top and both sides of the base end side of the arm portion extending obliquely upward from the lower portion of the mounting portion, and a plurality of protrusions provided on the cover material are arranged in a row. The engaging protrusions can be engaged with locking recesses provided at both lower ends of the fixing portion to cover the fixing portion and the mounting portion. Moreover, the distortion which appears on the surface of the cover material formed by injection molding with the material made from a synthetic resin can be suppressed by making a latching protrusion into the structure which arranged the some protruding item | line in a line.

  In the present invention, the cover material includes an upper cover portion having the opening, and a lower cover portion that extends to the lower end of the upper cover portion and covers the outer end of the fixed portion, Preferably, the lower cover portion is formed thin, and the upper cover portion is formed thicker than the lower cover portion.

  By configuring in this way, the upper side cover part having the opening is thicker than the lower side cover part that extends to the lower end of the upper side cover part and covers the outer end of the fixed part. By forming the cover material, the elastic effect of the opening can be enhanced, and the cover material can be firmly attached.

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

  (1) According to the first and second aspects of the invention, in a state where the bracket body is positioned with respect to the fixed portion, the fixed portion and the bracket main body can be fixed by the mounting screw. The fixing portion can be fixed to the wall surface by screwing the fixing screw, which is formed in a substantially vertical shape with respect to the inclined surface portion formed on the surface and is inserted through the through-hole, into the wall surface by the operation tool without interfering with the arm portion. . Therefore, it is possible to easily and surely (strongly) attach (fix) the detachable fixing portion and the bracket main body constituting the handrail bracket, and to facilitate the construction on the wall surface. In this case, the attachment piece extends to both sides including the upper part of the base end part of the arm part in the attachment part main body, and the insertion hole is formed in a part above the upper part of the base end part of the arm part. The fixing portion and the bracket body can be attached / detached by the attaching screw without disturbing the arm portion (claim 3).

  (2) According to the invention described in claim 4, since the bracket main body can be easily and reliably positioned with respect to the fixed portion, in addition to the above (1), the mounting of the fixed portion and the bracket main body ( (Fixing) can be made easy and reliable (strong), and construction on the wall surface can be facilitated.

  (3) According to the invention described in claims 5 and 6, in addition to the above (1) and (2), the cover member can be easily and reliably attached to and detached from the fixing portion and the bracket body. It is possible to prevent the cover material from being inadvertently dropped due to vibration or impact in the mounted state.

It is a front view which shows the use condition of 1st Embodiment of the bracket for handrails concerning this invention. It is a side view which shows a part in cross section. It is a partial cross section figure which follows the II line | wire of FIG. It is sectional drawing which shows the fixed state of the fixing | fixed part in this invention. It is a perspective view which shows a part of use condition in a cross section. It is a perspective view which shows the state which attaches the bracket main body in this invention to a wall surface. It is a perspective view which shows the state which removed the bracket main body from the fixing | fixed part. It is a front exploded perspective view which shows the fixing | fixed part in this invention, a bracket main body, and a cover material. It is a back surface disassembled perspective view which shows the fixing | fixed part in this invention, a bracket main body, and a cover material. It is a perspective view which shows the use condition of 2nd Embodiment of the bracket for handrails concerning this invention. It is a perspective view which shows a part of use condition of 2nd Embodiment of the bracket for handrails concerning this invention in a cross section. It is a perspective view which shows a part of 2nd Embodiment of the bracket for handrails concerning this invention in a cross section.

  DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the best embodiment of the present invention will be described in detail with reference to the accompanying drawings. Here, the case where the handrail bracket according to the present invention is applied and the handrail 2 is attached to the wall surface 1a of the wall portion 1 formed by joining the wooden base material 1c to the back surface of the gypsum board 1b will be described.

  The handrail bracket according to the present invention includes a fixing portion 10 that is fixed to the wall surface 1 a of the wall portion 1 by a fixing screw 7, an attachment portion 21 that is attached to the fixing portion 10 by an attachment screw 8, and a diagonal portion from below the attachment portion 21. A bracket body 20 having an arm portion 22 that extends upward and supports the handrail 2 from below at the tip, and is attached to the fixing portion 10 and the bracket body 20, and the fixing portion 10 and the fixing portion of the bracket body 20 are externally mounted. The cover material 30 is mainly composed of.

  The fixing portion 10 is formed of a rectangular metal plate material, and as shown in FIGS. 2 to 9, a positioning locking hole 11 constituting a positioning portion to be described later is formed in an upper central portion. Through holes 12 through which the fixing screws 7 are inserted are provided on both the upper and lower sides, and screw holes 14 into which the mounting screws 8 are screwed are formed on the left and right sides of the central portion. Further, locking recesses 15 that can engage engaging protrusions 32 provided on a cover member 30 to be described later are provided at both lower ends of the fixed portion 10.

  The through-hole 12 is formed in a substantially vertical shape with respect to the inclined surface portion 13 formed on the surface of the fixing portion 10 so that an operation tool (for example, an electric screwdriver) of the fixing screw 7 avoids interference with the arm portion 22. Has been. In this case, the inclined surface portions 13 are provided at the corners on both the upper and lower sides of the fixed portion 10, and are inclined so that the plate thickness decreases toward the outer end of the fixed portion 10 with respect to the longitudinal direction of the handrail 2. Yes. The through hole 12 is formed in a substantially vertical shape with respect to the inclined surface portion 13 formed in this way.

  Thus, when the fixing screw 7 inserted through the through hole 12 is screwed into the wall surface 1a by the operating tool, the operating tool easily screws the fixing screw 7 into the wall surface 1a without interfering with the arm portion 22 provided on the bracket body 20. be able to.

  In this way, the fixing portion 10 can be fixed to the wall surface 1 a by the fixing screw 7 that passes through the through holes 12 on both upper sides of the fixing portion 10 and one of the through holes 12 on both lower sides. As shown in FIG. 4, the fixing screw 7 screwed into the wall surface 1 a is screwed into the diagonally inward direction close to the vertical surface of the wall surface 1 a from the outside, so that the fixing portion 10 can be firmly fixed.

  In the present embodiment, the inclined surface portions 13 are provided at four locations on the corners on both the upper and lower sides of the fixing portion 10, but the fixing screws 7 are connected to the through holes 12 on the upper both sides of the fixing portion 10. Since it suffices to pass through the through hole 12 on one side of the lower part and screw into the wall surface 1a, the inclined surface part 13 and the through hole 12 only need to be provided on both sides of the upper part of the fixing part 10 and at least one side of the lower part.

  The bracket body 20 is formed by, for example, aluminum alloy die casting. The bracket body 20 is formed to have substantially the same width as the arm portion 22 that extends obliquely upward from the lower portion of the mounting portion 21, and has a locking projection 23 protruding on the upper back surface side, and a lower end portion of the fixing portion 10. A mounting portion main body 25 having a positioning piece 24 engageable with the lower end surface and a pair of mounting pieces 26 extending on both sides of the central portion of the mounting portion main body 25 are provided. An insertion hole 27 through which is inserted is formed.

  In addition, the locking hole 11 for positioning formed in the upper part of the said fixing | fixed part 10, the latching protrusion 23 which is protrudingly provided by the upper back surface side of the attaching part 21, and can be fitted in the locking hole 11, and fixing The positioning portion is configured by the positioning piece 24 that can be engaged with the lower end surface of the portion 10. Further, the attachment portion 21 having the attachment portion main body 25 and the pair of attachment pieces 26 is formed in a substantially cross shape so as to avoid the through holes 12 provided at the four upper and lower portions of the fixing portion 10, thereby reducing the material. Is planned.

  In this case, the attachment piece 26 is extended on both sides including the upper part of the base end part 22a of the arm part 22 in the attachment part main body 25, and the insertion hole 27 is an upper part (top part 22b) of the base end part 22a of the arm part 22. ) Is drilled in the upper part.

  In this way, the attachment piece 26 extends to both sides including the upper part (top part 22b) of the base end part 22a of the arm part 22 in the attachment part main body 25, and is located above the upper part of the base end part 22a of the arm part 22. By drilling the insertion hole 27 in the part, the fixing portion 10 and the bracket main body 20 can be attached / detached by the attachment screw 8 without the arm portion 22 getting in the way.

  In addition, the recessed part 28 is provided in the lower part both sides of the attachment piece 26 in the attachment part main body 25 (refer FIG. 9). In this way, by providing the recesses 28 on both sides of the lower part of the mounting piece 26 in the mounting part body 25, the head of the fixing screw 7 inserted through the through hole 12 provided in the lower part of the fixing part 10 and fixed to the wall surface 1a. A part of the part can be accommodated in the recess 28. Thereby, since the lateral width of the fixed portion 10 can be reduced, the material can be reduced.

  As shown in FIGS. 5, 8, and 9, a handrail support portion 29 extending parallel to the attachment portion 21 from the tip portion toward both sides is provided at the tip portion of the arm portion 22. . Two handrail fixing screw holes 6 are provided at both ends in the longitudinal direction of the handrail support portion 29, and the handrail 2 is supported by a handrail fixing screw 9 screwed into the handrail fixing screw hole 6. . In this case, since the handrail support portion 29 extends from the distal end portion of the arm portion 22 toward both sides, the handrail support portion 29 can also be used for the joint portion of the handrail 2. That is, the two handrails 2 can be connected by supporting and fixing the handrail 2 adjacent to the handrail support portion 29.

  As shown in FIGS. 2, 3, 5 to 9, the handrail 2 includes a handrail base material 3 having a substantially hollow rectangular shape with an open bottom formed by an extruded shape made of, for example, an aluminum alloy, and the handrail. It is comprised with the synthetic resin coating | coated member 4 which coat | covers the outer periphery of the base material 3. As shown in FIG. In order to fix the handrail 2 and the bracket body 20, the handrail support portion 29 of the bracket body 20 is inserted into the end portion of the handrail base 3, and the handrail fixing screw 9 is provided on the handrail support portion 29. After screwing into the hole 6 and pressing and fixing the tip of the handrail fixing screw 9 to the lower surface of the handrail base material 3, the covering member 4 is attached to the handrail base material 3.

  The cover material 30 is formed of a synthetic resin (for example, ABS resin) member. As shown in FIGS. 8 and 9, the cover member 30 includes a downward opening 31 that elastically contacts the top portion 22 b and both side portions 22 c of the arm portion 22 across the arm portion 22, and a lower portion of the fixing portion 10. Engagement protrusions 32 are formed by arranging a plurality of ridges 32a that can be engaged with locking recesses 15 provided at both ends.

  Further, the cover member 30 has an upper cover portion 33 having the opening 31 and a lower portion having a locking projection 23 that extends to the lower end of the upper cover portion 33 and covers the outer end of the fixed portion 10. The lower cover portion 34 is formed thin, and the upper cover portion 33 is formed thicker than the lower cover portion 34. Note that two locking claws 35 that engage with the side portions of the fixing portion 10 are provided on the side portions of the lower cover portion 34 of the cover member 30 that are orthogonal to the side portions on which the engaging protrusions 32 are provided. (See FIG. 9).

  As described above, the locking protrusion 23 is provided on the lower cover portion 34, and a plurality of protrusions 32a are arranged in a row, so that the cover material 30 formed by injection molding with a synthetic resin material can be used. Distortion appearing on the surface can be suppressed. Therefore, even when the surface of the cover member 30 is colored in, for example, a metallic tone, the surface of the cover member 30 is not colored unevenly, and the appearance can be enhanced.

  Moreover, the elastic effect of the opening part 31 can be enhanced by forming the upper side cover part 33 having the opening part 31 thick with respect to the lower side cover part 34 formed to be thin. The deposition can be strengthened. Further, by forming the lower cover portion 34 to be thin, it is possible to reduce the material of the cover material 30 as compared with the case where the entire thickness is the same.

  10 to 12 are perspective views showing a second embodiment of the handrail bracket according to the present invention. In the handrail bracket of the second embodiment, a handrail support portion 29A having the same width as the arm portion 22 is provided at the tip of the arm portion 22 of the bracket body 20A, and the handrail fixing screw hole 6 is formed on the top surface 29a of the handrail support portion 29A. This is different from the first embodiment in that it is provided.

  In the second embodiment, in order to attach the handrail 2 to the handrail bracket, the handrail support portion 29A of the bracket body 20A is inserted from below the handrail base 3, and the handrail fixing screw 9 penetrating the handrail base 3 is supported by the handrail. The covering member 4 may be attached to the handrail base material 3 after being screwed into and fixed to the handrail fixing screw hole 6 provided in the portion 29A.

  In the second embodiment, the other parts are the same as those in the first embodiment, so the same parts are denoted by the same reference numerals and description thereof is omitted.

  According to the handrail bracket of the second embodiment, since the handrail support portion 29A of the bracket body 20A is formed to have the same width as the arm portion 22, the end in the longitudinal direction of the handrail 2 is used for handrail support 29A. It can be supported and fixed without protruding from the bracket. Therefore, it is possible to easily and firmly attach (fix) the fixed portion 10 and the bracket main body 20A at the corner portion (particularly, the corner portion) of the hallway or the staircase, and easily attach the bracket main body 20A from the fixed portion 10. Can be removed.

  In order to attach the handrail bracket configured as described above to the wall surface 1 a, first, the locking hole 11 formed in the fixing portion 10, the locking protrusion 23 provided in the mounting portion 21, and the positioning piece 24. The mounting portion 21 and the fixed portion 10 are positioned by the positioning portion formed by That is, the locking protrusion 23 provided on the mounting portion 21 of the bracket main body 20, 20 </ b> A is fitted into the locking hole 11 provided on the fixing portion 10, and the positioning provided on the lower end portion of the mounting portion 21. The piece 24 is engaged with the lower end surface of the fixed portion 10 to position the mounting portion 21 and the fixed portion 10. In this state, as shown in FIG. 6, the attachment portion 21 of the bracket body 20 is attached to the fixing portion 10 with the attachment screw 8.

  Next, the handrail support portions 29 and 29A of the bracket main bodies 20 and 20A to which the fixing portion 10 is attached are inserted into the end portions of the handrail base material 3 and moved in the longitudinal direction of the handrail 2 to move the handrail base at a predetermined position. After the handrail fixing screw 9 penetrating the material 3 is screwed into the handrail fixing screw hole 6 provided in the handrail support portion 29 and fixed, the covering member 4 is attached to the handrail base material 3 and the handrail 2 is attached. Is completed.

  In this manner, with the handrail 2 attached, the fixing screw 7 penetrating the through hole 12 provided in the inclined surface portion 13 formed on both the upper side and the lower side of the fixing portion 10 is used as an operation tool (for example, The fixing part 10 is fixed to the wall surface 1a by being screwed into the wall surface 1a by an electric screwdriver. As shown in FIG. 4, the fixing screw 7 screwed into the wall surface 1 a is screwed into the diagonally inward direction close to the vertical surface of the wall surface 1 a from the outside, so that the fixing portion 10 can be firmly fixed.

  After attaching the handrail 2 via the handrail bracket, the opening portion 31 of the cover member 30 is elastically contacted with the top portion 22b and both side portions 22c on the base end side of the arm portion 22 extending obliquely upward from the lower portion of the attachment portion 21; Engaging the engaging protrusions 32 formed by arranging a plurality of ridges 32 a provided on the cover material 30 with the locking recesses 15 provided on both lower ends of the fixed portion 10, the cover material 30 is It adheres to the fixed part 10 and the attachment part 21.

  When removing the handrail 2 from the wall surface 1a, first, the cover member 30 attached to the mounting portion 21 and the fixing portion 10 of the bracket main bodies 20 and 20A is removed. In this state, the mounting screws 8 are loosened, and the bracket main bodies 20 and 20A supporting the handrail 2 from the fixing portion 10 may be removed.

  According to the handrail bracket of the embodiment configured as described above, the locking protrusion 23 protruding from the upper back side of the mounting portion 21 of the bracket main body 20, 20 </ b> A is provided on the upper portion of the fixing portion 10. Since the positioning piece 24 provided in the lower end portion of the attachment portion 21 is engaged with the lower end surface of the fixing portion 10, the bracket body 20, 20A and the fixing portion 10 can be easily positioned. And you can be sure. In addition, in a state where the bracket main bodies 20 and 20A are attached to the fixing portion 10, the fixing portions 10 and the bracket main body 20 are fixed by the mounting screws 8, so that the bracket main bodies 20 and 20A and the fixing portion 10 are attached ( Fixing) can be facilitated.

  Further, with the fixing portion 10 and the bracket main body 20, 20 </ b> A fixed, a fixing screw 7 that is drilled substantially perpendicularly to the inclined surface portion 13 formed on the surface of the fixing portion 10 and that passes through the through hole 12 is provided. When fixing the fixing portion 10 to the wall surface 1a by screwing it into the wall surface 1a with an operation tool (for example, an electric screwdriver), the operation tool does not interfere with the arm portion 22 provided in the bracket main bodies 20 and 20A. It can be screwed into the wall surface 1a.

  Further, two upper portions of the fixing portion 10 are fixed by fixing screws 7 that are inserted through through holes 12 that are drilled substantially perpendicularly to the inclined surface portions 13 provided on both sides of the upper portion of the fixing portion 10 and at least one side of the lower portion. By fixing at least one lower part, the fixing to the wall surface 1a can be strengthened.

  Further, 2 is inserted through an insertion hole 27 formed at a position above the upper portion (top portion 22b) of the base end portion 22a of the arm portion 22 in the pair of attachment pieces 26 extending on both sides of the central portion of the attachment portion 21. The fixing portion 10 and the bracket main bodies 20 and 20A can be attached (fixed) by screwing the mounting screws 8 into the screw holes 14 provided in the fixing portion 10, and the mounting screws 8 and the screw holes 14 are screwed. The bracket main bodies 20, 20 </ b> A can be removed from the fixing portion 10 by releasing the connection. Therefore, attachment (fixation) and removal of the bracket main bodies 20 and 20A and the fixing portion 10 can be easily performed without the arm portion 22 being in the way.

  Further, the cover member 30 includes an upper cover portion 33 having an opening 31 that elastically contacts the top portion 22b and both side portions 22c of the base end side of the arm portion 22 that extends obliquely upward from the lower portion of the attachment portion 21, and the upper cover portion. The lower side cover part which has the engaging protrusion 32 which extends in the lower end of 33, and has the some protrusion 32a which can engage with the latching recessed part 15 provided in the lower part both ends of the fixing | fixed part 10 in a line 34, and the upper side cover part 33 is formed thicker than the lower side cover part 34 formed thin, so that the elastic effect of the opening 31 can be enhanced. Adhesion can be strengthened and, for example, the cover material 30 can be prevented from inadvertently dropping off due to vibration or impact. Moreover, since the engaging protrusion 32 has a structure in which a plurality of ridges 32a are arranged, distortion that appears on the surface of the cover member 30 formed by injection molding with a synthetic resin material can be suppressed. The beauty of the cover material 30 can be enhanced.

  In the said embodiment, although the bracket for handrails concerning this invention was applied when attaching the handrail 2 to the wall surface 1a of the weak wall part 1 which joins the wooden base material 1c to the back surface to the gypsum board 1b, this invention The handrail bracket according to the present invention can be similarly applied to the wall surface of the wall portion having strength.

DESCRIPTION OF SYMBOLS 1a Wall surface 2 Handrail 7 Fixing screw 8 Fixing screw 10 Fixing part 11 Locking hole 12 Through-hole 13 Inclined surface part 14 Screw hole 15 Locking recessed part 20, 20A Bracket main body 21 Mounting part 22 Arm part 22a Base end part 22b Top part 22c Side part 23 Locking protrusion 24 Positioning piece 25 Mounting part main body 26 Mounting piece 27 Insertion hole 30 Cover material 31 Opening part 32 Engaging protrusion 32a Projection line 33 Upper side cover part 34 Lower side cover part

Claims (6)

A handrail bracket that supports a handrail on a wall surface,
A plate-like fixing portion fixed to the wall surface by a fixing screw;
A bracket body having an attachment portion attached to the fixing portion by an attachment screw, and an arm portion extending obliquely upward from a lower portion of the attachment portion and supporting the handrail from below at a tip portion;
The fixing portion has a through-hole through which the fixing screw is inserted so that the operation tool of the fixing screw is substantially perpendicular to an inclined surface portion formed on the surface of the fixing portion so as to avoid interference with the arm portion. And a screw hole into which the mounting screw is screwed is formed,
The mounting portion has an insertion hole through which the mounting screw is inserted,
The fixing portion and the mounting portion are provided with positioning portions that can be fitted and engaged with each other.
Handrail bracket characterized by that. The handrail bracket according to claim 1,
The inclined surface portions are provided on both sides of the upper portion of the fixed portion and at least one side of the lower portion, and are inclined so that the plate thickness decreases toward the outer end of the fixed portion with respect to the longitudinal direction of the handrail,
The mounting portion is formed to have substantially the same width as the arm portion, a mounting portion main body having the locking protrusion and the positioning piece, and a pair of sides extending on both sides of the central portion of the mounting portion main body. An attachment piece, and the insertion hole is formed in the attachment pieces.
Handrail bracket characterized by that. In the handrail bracket according to claim 2,
The attachment piece extends on both sides including the upper portion of the base end portion of the arm portion in the attachment portion main body, and the insertion hole is formed in a portion above the upper portion of the base end portion of the arm portion. A handrail bracket characterized by that. The handrail bracket according to claim 1,
The positioning portion includes a positioning locking hole formed at an upper portion of the fixed portion, and a positioning locking projection that is provided on the upper back surface of the mounting portion and can be fitted into the locking hole. A handrail bracket comprising: a positioning piece provided at a lower end portion of the mounting portion and engageable with a lower end surface of the fixed portion. In the handrail bracket according to any one of claims 1 to 4,
Further comprising a synthetic resin cover material covering the fixed portion and the mounting portion;
The cover material can be engaged with a downward opening that elastically contacts the top end and both side portions of the arm portion across the arm portion, and locking recesses provided on both lower ends of the fixed portion. A bracket for handrails, characterized in that an engagement protrusion formed by arranging a plurality of convex lines is formed. The handrail bracket according to claim 5,
The cover material includes an upper cover portion having the opening, and a lower cover portion that extends to the lower end of the upper cover portion and covers the outer end of the fixed portion, and the lower cover portion is A handrail bracket, wherein the bracket is formed thin, and the upper cover portion is formed thicker than the lower cover portion.

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