JP2007239318A - Handrail bracket supporting structure - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a handrail bracket supporting structure which enables a handrail bracket to be easily and tightly fixed in a proper height position. <P>SOLUTION: This handrail bracket supporting structure comprises a supporting rail 1 which is fixed to a mounting wall surface W, and the handrail bracket 2 which is slidably engaged with and held on a supporting rail 1. Guide grooves 7, which are slidably engaged with a flange piece 3 of the supporting rail 1, are formed on both the sides of a bracket base 4, respectively; mounting holes 8 are formed on both the sides of a part where a bracket body 6 is erected, respectively; a plurality of pairs of screw holes 9, which are paired on both sides in such a manner as to correspond to the mounting holes 8, are arranged at predetermined vertical intervals on the supporting rail 1; and fixing screws 10, which are inserted from the mounting holes 8, are screwed into the appropriately selected pair of screw holes 9, respectively, so that the handrail bracket 2 can be fixed in the proper height position. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a handrail bracket support structure provided with a vertically long support rail fixed to a building wall surface, and a handrail bracket that is slidably engaged with the support rail and fixed at an appropriate height position. Is.

  Conventionally, as shown in FIG. 4, a support rail 1 which is fixed to an indoor mounting wall W and which is long in the vertical direction, and a handrail which is slidably engaged with the support rail 1 and fixed at an appropriate height position. A handrail bracket support structure including the bracket 2 is known (Patent Document 1: Japanese Patent Application Laid-Open No. 2005-127022).

  In this case, it becomes the support rail 1 in which the flange piece 3 bent inward was formed in the opening both edges of the groove type member opened ahead, and is also slidably hold | maintained at the groove type member of the support rail 1 The bracket base 4 has a bracket base 4 and a bracket body 6 that stands up in the middle of the front surface of the bracket base 4 and protrudes forward to support the handrail at the front end portion. The bracket base 4 is formed with guide grooves 7 slidably engaged with the flange piece 3 of the support rail 1 on both sides thereof.

  In this handrail bracket support structure, the support rail 1 is fixed to the mounting wall surface W by screwing the screw nails 14 penetrating through the back plate portion 12 of the channel member of the support rail 1 into the mounting wall surface W. . And the waist wall panel 17 is affixed on the attachment wall surface W on both sides of the support rail 1. The bracket base 4 of the handrail bracket 2 is slidably held on the groove member of the support rail 1, but in this case, the guide grooves 7 on both sides of the bracket base 4 are slidable on the flange piece 3 of the support rail 1. The fixed pieces 18 that are engaged and protruded above and below the bracket base 4 are slidably accommodated and held in the channel member of the support rail 1.

  The fixing piece 18 protruding above the bracket base 4 is formed with a screw hole 9 penetrating in the front-rear direction, and the rear end of the fixing screw 10 screwed into the screw hole 9 from the front is supported. By being pressed against the back plate portion 12 of the groove member of the rail 1, the guide groove 7 of the bracket base 4 and the flange piece 3 of the support rail 1 are pressed against each other, and the handrail bracket is attached to the support rail 1. 2 is appropriately fixed at a height position.

  Therefore, in this handrail bracket support structure, the bracket base 4 can be slid in the vertical direction while being engaged and held by the support rail 1, and the handrail bracket 2 can be arranged at a desired height position. The same handrail bracket 2 at the height position can be easily fixed to the support rail 1 by screwing and inserting the fixing screw 10 into the screw hole 9 of the fixing piece 18 of the bracket base 4. Construction is said to be easy.

In addition, the cover member 19 is attached to the support rail 1 at the top and bottom of the handrail bracket 2 by the same engagement structure as the bracket base 4, and the handrail bracket 2 is difficult to move up and down, thereby improving the attachment strength and aesthetics. It is said that is planned.
Japanese Patent Laying-Open No. 2005-127022

  However, in the handrail bracket support structure which is the above-described conventional example, the rear end of the fixing screw 10 screwed into the screw hole 9 is pressed against the back plate portion 12 of the groove member of the support rail 1 so as to fix the bracket. By fixing the guide groove 7 of the base body 4 and the flange piece 3 of the support rail 1 to each other, the fixing strength of the handrail bracket 2 with respect to the support rail 1 is obtained. Therefore, there is a problem in safety when a large load is applied to the handrail bracket 2.

  That is, the screwing insertion portion of the fixing screw 10 is only one place on the center line of the bracket base 4, and the guide of the bracket base 4 is between the rear end of the fixing screw 10 and the back plate portion 12 of the support rail 1. In any case, between the groove 7 and the flange piece 3 of the support rail 1, it is intended to maintain the fixing strength by the frictional force caused by the pressure contact, so that the frictional force disappears even if the fixing screw 10 is slightly loosened. As a result, sufficient fixing strength is not ensured.

  The present invention has been made in view of the above-described background art, and its problem is that the handrail bracket can be easily fixed at an appropriate height position, and in that case, a sufficient hand strength can be secured. Is to provide a structure.

  In order to solve the above-described problems, the handrail bracket support structure of the present invention includes a support rail which is fixed to the mounting wall surface and which is long in the vertical direction, and is slidably engaged with the support rail and fixed at an appropriate height position. A handrail bracket supporting structure, and a support rail groove member formed by forming flange pieces bent inward at both edges of the opening of the groove member opening forward. A bracket base that is slidably received and held therein, and a bracket body that is erected in the middle of the front surface of the bracket base and has a handrail support portion formed at a front end portion that protrudes forward from between both flange pieces of the support rail; The bracket base has a guide rail that is slidably engaged with the flange piece of the support rail on both sides of the bracket base. A mounting hole that penetrates forward and backward is formed on both sides of the part where the main body is erected, and a plurality of pairs of screw holes that are paired on both sides corresponding to the mounting hole are arranged in the vertical direction at predetermined intervals on the support rail. A handrail bracket is fixed to the support rail at an appropriate height position by screwing a fixing screw inserted through a front mounting hole into a pair of screw holes selected as appropriate. It is.

  In the handrail bracket support structure of the present invention, the bracket base of the handrail bracket is slidably received and held in the groove-shaped member of the support rail, and the bracket base is adjusted when the handrail bracket is slid up and down to adjust the height. Since the guide grooves formed on both sides of the rail are slidably engaged with the flange pieces formed on both edges of the opening of the groove member of the support rail, the handrail bracket is smoothly slid and guided.

  The bracket base is formed with mounting holes penetrating back and forth on both sides of the part where the bracket body is erected, and the supporting rail has a pair of screw holes on both sides corresponding to the mounting holes in the vertical direction. A plurality of pairs are arranged at a predetermined interval, and a handrail bracket is positioned at an appropriate height with respect to the support rail by screwing a fixing screw inserted through a mounting hole in front of the pair of appropriately selected screw holes. Therefore, the handrail bracket is easily fixed at an appropriate height position, and sufficient fixing strength is ensured.

  That is, by selecting a screw hole having an appropriate height for screwing the fixing screw, the fixed height position of the handrail bracket can be easily set or changed, and the handrail bracket can be easily set at an appropriate height position. The workability is improved. Moreover, at that time, fixing screws are inserted into the mounting holes on both sides of the bracket body where the bracket body is erected, and the fixing screws on both sides are screwed into the screw holes on both sides of the support rail, thereby supporting the bracket body. Since the handrail bracket is fixed to the rail, the handrail bracket is not slid up and down unless all the fixing screws are removed from the screw holes, and is difficult to rotate. It is not depended on and it is sufficiently secured and the safety is improved.

  1 to 3 show an embodiment corresponding to all claims 1 to 3 of the present application. The handrail bracket support structure of this embodiment includes a support rail 1 that is fixed to an indoor mounting wall W and that is long in the vertical direction, and a handrail that is slidably engaged with the support rail 1 and fixed at an appropriate height position. Bracket 2.

  In this handrail bracket support structure, flange pieces 3 bent inwardly are formed on both edges of the opening of the grooved member that opens forward to form the support rail 1. A bracket base 4 that is slidably received and held in the groove member of the support rail 1 and a front surface 4a of the bracket base 4 are erected in the middle of the bracket base 4 so as to protrude forward from between both side flange pieces 3 of the support rail 1. A bracket body 6 having a handrail support portion 5 formed at the front end portion is formed as a handrail bracket 2.

  Further, the bracket base 4 is formed with guide grooves 7 slidably engaged with the flange pieces 3 of the support rail 1 on both sides thereof, and penetrates back and forth on both sides of the portion where the bracket body 6 is erected. A mounting hole 8 is formed. In addition, a plurality of pairs of screw holes 9 which are paired on both sides corresponding to the mounting holes 8 are arranged in the support rail 1 at predetermined intervals in the vertical direction. Then, the handrail bracket 2 is fixed to the support rail 1 at an appropriate height position by screwing the fixing screw 10 inserted through the front mounting hole 8 into the pair of screw holes 9 selected as appropriate. Like that.

  Moreover, in the handrail bracket support structure of this embodiment, the convex ribs 11a and 11b of the same height over the up-down direction are protruded and provided in the center and both side ends on the back surface of the channel member of the support rail 1, and the central convex rib 11a. , A fixing hole 13 is formed through the back plate portion 12 of the groove member. The support rail 1 is fixed to the mounting wall surface W by screwing the screw nails 14 inserted through the fixing holes 13 into the mounting wall surface W. In this case, the screw holes 9 that are paired on both sides are provided on the back plate portion 12 of the groove member between the convex ribs 11b on both sides on both sides of the central convex rib 11a.

  Further, the handrail bracket support structure of this embodiment is provided with a stopper 15 for preventing the handrail bracket 2 from coming off downward at a position below the handrail bracket 2 of the support rail 1. The stopper 15 is fixed to the support rail 1 using the formed screw hole 9.

  Hereinafter, the handrail bracket support structure of this embodiment will be described in more detail. In the handrail bracket support structure of this embodiment, the support rail 1 is formed of an aluminum extrusion mold, and is installed and fixed in a direction that is long in the vertical direction with respect to the mounting wall surface W in the room. The support rail 1 has a groove-shaped member that opens forward as a base, and flange pieces 3 that are bent inward are formed on both edges of the opening. In this case, flange pieces 3 are projected from both inner side surfaces of the groove member at the front and rear middle positions on the back side of the front end surfaces 1 a on both sides of the support rail 1.

  A plurality of pairs of screw holes 9 which are paired on both sides are arranged at predetermined equal intervals in the vertical direction on the back plate portion 12 of the groove-type member of the support rail 1 at a position inside the protruding tip of the flange piece 3. Has been. The interval pitch in the vertical direction of the screw holes 9 is matched with the interval size in the vertical direction of the mounting holes 8 formed in the bracket base 4 to be described later, and the interval width of the screw holes 9 on both sides of the pair is the same. To the horizontal spacing dimension.

  On the back surface of the back plate portion 12 of the channel member of the support rail 1, convex ribs 11a and 11b having the same height in the vertical direction are projected from the center and both side ends. The convex ribs 11b at both ends have substantially the same width as the side plate portions of the groove member, and the central convex rib 11a is thicker than the convex rib 11b and about twice as thick. And the fixed hole 13 penetrated to the backplate part 12 of the groove type member of the support rail 1 is formed in the center convex rib 11a. The fixing holes 13 are arranged at an intermediate height in the vertical direction of the screw holes 9 and are arranged in the vertical direction at an equal interval pitch corresponding to about twice the vertical interval pitch of the screw holes 9. The screw holes 9 are located between the convex ribs 11a and the convex ribs 11b at both ends.

  The support rail 1 is fixed to the mounting wall surface W by screwing the screw nails 14 inserted from the front into the fixing hole 13 into the mounting wall surface W. In this case, a counterbore is applied to the front edge portion of the fixing hole 13, and the counterbore portion is accommodated so that the head of the screw nail 14 which is a countersunk screw does not protrude. This prevents the bracket base 4 from sliding. Further, the support rail 1 is stably fixed to the mounting wall surface W by the convex ribs 11 a and 11 b having the same height being abutted against the mounting wall surface W.

  The handrail bracket 2 is slidably engaged with the support rail 1 and fixed at an appropriate height position. The handrail bracket 2 is made of metal, synthetic resin, or the like, and is erected in the middle of the front surface 4a of the bracket base 4 and the bracket base 4 that is slidably accommodated in the groove-type member of the support rail 1 and A bracket body 6 that protrudes forward from between the flange pieces 3 on both sides. The bracket body 6 protrudes from the front surface 4a of the bracket base 4 in an upwardly curved manner and is formed with a substantially semi-cylindrical handrail support portion 5 opened upward at the front end portion thereof, as shown in FIG. As described above, the handrail 17 is placed and fixed on the handrail support portion 5.

  The bracket base 4 has a substantially rectangular parallelepiped block shape, and guide grooves 7 that are slidably engaged with the flange pieces 3 of the support rail 1 are formed on both side surfaces thereof. The bracket base 4 is formed with mounting holes 8 penetrating in the front-rear direction on both sides of the portion where the bracket body 6 is erected. In this case, the mounting holes 8 are disposed in the squares on the front surface 4 a of the bracket base 4, and the screw holes 9 of the support rail 1 are disposed so as to correspond to the mounting holes 8.

  Then, the handrail bracket 2 is fixed to the support rail 1 at an appropriate height position by screwing the fixing screw 10 inserted through the front mounting hole 8 into the pair of screw holes 9 selected as appropriate. The In this case, the fixing screws 10 are inserted into all the four mounting holes 8 of the bracket base 4, and the fixing screws 10 are aligned with the screw holes 9 of the support rail 1 and screwed through from the front thereof. As shown in FIG. 2, the front end of the fixing screw 10 screwed into the screw hole 9 protrudes to the rear side of the back plate portion 12 of the groove member of the support rail 1. It is accommodated in the space between the convex ribs 11b at the end without any trouble. Even if the fixing screws 10 are loosened, the fixing screws 10 are not immediately removed from the screw holes 9, and the handrail bracket 2 does not slide up and down unless all the fixing screws 10 are removed.

  A stopper 15 for preventing the handrail bracket 2 from coming off downward is provided at a position below the handrail bracket 2 of the support rail 1. The stopper 15 has a substantially rectangular parallelepiped block shape and is integrally formed of metal, synthetic resin, or the like. Protruding pieces 16 are formed on the front end edges of both sides of the stopper 15, and the protruding pieces 16 abut against the flange pieces 3 of the support rail 1 on the front surfaces thereof. And the attachment hole 8 similar to the said bracket base | substrate 4 is arrange | positioned in the two diagonals in the front surface 15a of the stopper 15. As shown in FIG.

  In this case, the stopper 15 is fixed to the support rail 1 using the screw hole 9 formed in the support rail 1, and the fixing screw 10 inserted into the mounting hole 8 is the same as the above. The screw hole 9 is screwed and inserted. Then, after completion of the fixed construction, the front end surfaces 1a on both sides of the support rail 1, the front surface 4a of the bracket base 4, and the front surface 15a of the stopper 15 are stored so as to be substantially flush with each other.

  Further, as shown in FIG. 3, a plurality of handrail bracket support structures of this embodiment are arranged in the horizontal direction with respect to the mounting wall surface W, and the bracket body 6 of the handrail bracket 2 in each handrail bracket support structure. A handrail 17 is installed between the handrail support portions 5. Although the handrail 17 is installed horizontally, in this case, if the support rails 1 of each handrail bracket support structure are aligned at the same height and fixed to the mounting wall surface W, each support rail 1 has a predetermined vertical direction. Since a plurality of pairs of screw holes 9 are arranged at an equally spaced pitch, the height adjustment of the handrail 17 in a horizontal state can be easily performed.

  Therefore, in the handrail bracket support structure of this embodiment, the bracket base 4 of the handrail bracket 2 is slidably accommodated and held in the groove-type member of the support rail 1, and the handrail bracket 2 is slid up and down to raise the height. At the time of adjustment, the guide grooves 7 formed on both sides of the bracket base 4 are slidably engaged with the flange pieces 3 formed on both edges of the opening of the groove-type member of the support rail 1, so that the handrail bracket 2 is smoothly moved. Slide guided.

  The bracket base 4 is formed with mounting holes 8 penetrating back and forth on both sides of the portion where the bracket main body 6 is erected, and the support rail 1 has a pair of screws corresponding to the mounting holes 8 on both sides. A plurality of pairs of holes 9 are arranged at predetermined intervals in the vertical direction, and a fixing screw 10 inserted through a mounting hole 8 in front of the pair of screw holes 9 selected as appropriate is screwed together, thereby supporting rails. Since the handrail bracket 2 is appropriately fixed at the height position with respect to 1, the handrail bracket 2 is simply fixed at the appropriate height position, and sufficient fixing strength is secured at that time.

  That is, by selecting an appropriate height for the screw hole 9 into which the fixing screw 10 is screwed, the fixed height position of the handrail bracket 2 can be easily set or changed. The handrail bracket 2 is easily fixed along the support rail 1 and can be smoothly slid and guided along the support rail 1 to improve the workability when height adjustment or change is involved.

  In addition, at that time, in the bracket base 4, the fixing screws 10 are inserted into the mounting holes 8 on both sides of the portion where the bracket main body 6 is erected, and the fixing screws 10 on both sides are respectively screw holes 9 on both sides of the support rail 1. Since the handrail bracket 2 is fixed to the support rail 1 by this, the handrail bracket 2 does not slide up and down unless all the fixing screws 10 are removed from the respective screw holes 9. It is difficult to rotate, and the fixing strength does not depend on the frictional force and is sufficiently ensured. The handrail 17 is reliably supported and the safety is improved.

  Furthermore, in the handrail bracket support structure of this embodiment, convex ribs 11a and 11b having the same height extending in the vertical direction are provided on the back surface of the channel member of the support rail 1 at the center and both side ends. The support rail 1 is stably fixed to the mounting wall surface W by the height of the convex ribs 11 a and 11 b being abutted against the mounting wall surface W. In addition, a fixing hole 13 that penetrates the back plate portion 12 of the groove member is formed in the central convex rib 11a, and the screw nail 14 that is inserted through the fixing hole 13 is screwed into the mounting wall surface W. Since the support rail 1 is fixed, the fixing strength is increased by fixing the screw at the thick portion.

  In this case, screw holes 9 that are paired on both sides are provided on the back plate portion 12 of the groove member between the convex ribs 11b on both sides on both sides of the central convex rib 11a. The front end of the fixed screw 10 to be inserted protrudes to the rear side of the back plate portion 12 of the groove member of the support rail 1, but is accommodated in the space between the central convex rib 11a and the convex ribs 11b on both side ends without any trouble. Is done.

  Further, in the handrail bracket support structure of this embodiment, the stopper 15 for preventing the handrail bracket 2 from coming off downward is attached at a position below the handrail bracket 2 of the support rail 1. Unintentional downward slipping is prevented, and the stopper 15 is disposed close to the lower side of the handrail bracket 2 to prevent the handrail bracket 2 from being unintentionally displaced downward. And safety during construction.

  Moreover, in this case, since the stopper 15 is fixed to the support rail 1 using the screw holes 9 formed in the support rail 1 in order to fix the handrail bracket 2, this is the same as the bracket base 4 of the handrail bracket 2. The stopper 15 can be easily and firmly fixed to the support rail 1 at an appropriate height position in correspondence with the bracket base 4.

The disassembled perspective view which shows the principal part of the handrail bracket support structure which is one Embodiment of this invention. The cross-sectional view which shows the principal part of the handrail bracket support structure. The schematic perspective view which shows the construction external appearance of the handrail bracket support structure. The disassembled perspective view which shows the handrail bracket support structure which is a prior art example.

Explanation of symbols

W Mounting wall surface 1 Support rail 2 Handrail bracket 3 Flange piece 4 Bracket base 4a Front surface 5 Handrail support portion 6 Bracket body 7 Guide groove 8 Mounting hole 9 Screw hole 10 Fixing screw 11a, 11b Convex rib 12 Back plate portion 13 Fixing hole 14 Screw Nail 15 stopper

Claims (3)

  A handrail bracket support structure comprising: a support rail which is fixed to the mounting wall surface and which is long in the vertical direction; and a handrail bracket which is slidably engaged with the support rail and fixed at an appropriate height position. Formed as a support rail by forming flange pieces bent inward on both edges of the groove-shaped member opened to the front, a bracket base that is slidably received and held in the groove-shaped member of the support rail, and the front surface of the bracket base A bracket body having a handrail support portion formed at a front end portion that is erected in the middle and protrudes forward from between the flange pieces on both sides of the support rail, and is formed as a handrail bracket. A guide groove that is slidably engaged with the flange piece of the support rail is formed, and a mounting hole that penetrates back and forth is formed on both sides of the part where the bracket body is erected. In the rail, a plurality of pairs of screw holes that are paired on both sides corresponding to the mounting holes are arranged at predetermined intervals in the vertical direction, and fixed to be inserted through the appropriate mounting screw holes from the front mounting holes. A handrail bracket support structure in which a handrail bracket is fixed to a support rail at an appropriate height position by screwing screws.   On the back surface of the groove member of the support rail, projecting ribs of the same height extending in the vertical direction at the center and both ends are formed, and a fixing hole penetrating the back plate portion of the groove member is formed in the center convex rib. When the screw nails inserted through the fixing holes are screwed into the mounting wall surface, the support rail is fixed to the mounting wall surface, and the groove-shaped member is formed between the convex ribs on both sides of the central convex rib. 2. The handrail bracket support structure according to claim 1, wherein screw holes that are paired on both sides are provided in the back plate portion.   A stopper that prevents the handrail bracket from coming off downward is attached at a position below the handrail bracket of the support rail, and the stopper is fixed to the support rail using a screw hole formed in the support rail. The handrail bracket support structure according to claim 1 or 2, characterized in that:

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