JP6505426B2 - Wood-based handrail and its assembly structure - Google Patents

Description

  The present invention relates to, for example, a wood-based handrail such as a vertical handrail and the like assembled in the interior of a general house, and an assembly structure thereof.

  As shown to patent document 1, 2, a vertical type handrail may be attached to the center part of the wooden stairs assembled | attached to the indoor of a wooden house. The most common of such vertical handrails is the round bar type with a circular cross section.

  However, the round bar type handrail lacks a sense of volume and solidity, can not wipe out a reasonable impression, and it is difficult to obtain a sufficient sense of luxury.

  In addition, although the method of forming the cross section of a handrail in a square shape can be considered as a method for giving a sense of quality to the handrail, in the case of a square cross section handrail, the edge of the handrail when the user grips the handrail. Since the finger and palm were in contact with the part, the user felt discomfort and could not obtain a good grip.

  On the other hand, Patent Document 3 discloses a handrail in which the front surface is formed to be a flat surface and the back surface is formed to be a curved surface in a deformed arc shape. Such handrails of different cross-sections have flat surfaces, so that the sense of volume and solidity can be increased, and a sense of luxury can be obtained to some extent.

Unexamined-Japanese-Patent No. 2007-46332 JP-A-8-27988 Unexamined-Japanese-Patent No. 2010-138664

  However, when attaching a handrail to construction surfaces, such as a wall surface, it is common to fix the end part or both-ends surface of a handrail to a construction surface via a bracket. Therefore, when assembling handrails of different cross section as shown in Patent Document 3 above, the contact support surface with the handrail in the bracket is formed into a curved surface of a modified arc according to the back surface shape of the handrail, or It is necessary to form an irregular surface according to the end surface shape of the handrail. If it does so, the bracket shape and structure become complicated, and the assembly workability of the handrail will fall by the complication, and it has the subject that it becomes difficult to assemble a handrail easily on a construction surface.

  SUMMARY OF THE INVENTION The present invention was made in view of the above-mentioned problems, and it is possible to easily assemble an installation hand on a construction surface and obtain a wood-based handrail and an assembly structure thereof capable of obtaining a good grip feeling and a satisfactory high-class feeling. Intended to be provided.

  In order to achieve the above object, the present invention has the following configuration as its gist.

[1] A bracket mounting portion is provided at a part of the handrail length direction, and a grip portion is provided at a portion other than the bracket mounting portion, and the bracket mounting portion is mounted on a construction surface via a bracket Hand-made wooden handrail,
Of the handrail outer peripheral surface, the surface opposite to the construction surface is the back surface, and the surface opposite to the back surface is the front surface,
While the surfaces of the bracket attachment portion and the grip portion are formed so as to include a flat surface which is continuous in the lengthwise direction and parallel to the work surface,
The back surface of the grip portion is formed on a curved surface of an arc-shaped cross section projecting to the back surface side,
A wooden handrail characterized in that a back surface of the bracket attachment portion is formed in a flat surface parallel to a construction surface.

[2] The bracket attachment portion is formed at both ends in the handrail length direction, and the grip portion is formed at an intermediate portion between the both ends,
The woody system according to the preceding paragraph 1, wherein the bracket attachment portion and the surface side portion of the grip portion are formed to be continuous in the handrail length direction, and the surface side portion is formed in a square cross-sectional shape handrail.

  [3] The wood-based handrail according to item 1 or 2, which is configured as a vertical handrail arranged along the vertical direction.

  [4] A wood diameter handrail according to any one of the preceding items 1 to 3, wherein the aspect ratio of the cross section in the grip portion is adjusted to 0.9 to 1.1.

[5] An assembly structure of a wood-based handrail comprising a wood-based handrail and a bracket for attaching the handrail to a construction surface,
Among the outer peripheral surfaces of the handrail, the surface opposite to the construction surface is the back surface, and the surface opposite to the back surface is the front surface,
While the surfaces of the bracket attachment portion and the grip portion are formed in a flat surface which is continuous in the length direction and parallel to the construction surface,
The back surface of the grip portion is formed on a curved surface of an arc-shaped cross section projecting to the back surface side,
The back surface of the bracket mounting portion is formed in a flat surface parallel to the construction surface,
An assembly structure of a wood-based handrail, wherein the handrail is attached to the construction surface via the bracket in a state where the back surface of the bracket attachment portion is in close contact with the bracket attached to the construction surface.

  In the present invention, the following configuration can also be suitably employed.

[11] A wood-based handrail assembly structure in which a wood-based handrail is assembled via a connection fitting to a bracket fixed to a construction surface,
The connection fitting is provided with a female fitting provided with a hooking slot whose one end is open, and a hooking pin which can be inserted into the hooking slot from the one end side opening, and the hooking end is connected to the tip of the hooking pin And a male fitting provided with a locking head that can be latched on both side edges of the slot;
The female fitting is fixed to one member of the handrail and the bracket along the length direction of the handrail, and the male fitting is fixed to the other member correspondingly to the female fitting. ,
In the state where the connection pin is arranged corresponding to the one end side opening of the locking slot, the connection pin is operated by sliding the one member and the other member relatively in the handrail length direction. The handrail is inserted into the hooking slot, and the hooking head is hooked on both side edges of the hooking slot in a retaining state, and the handrail is fixed to the bracket. Handrail assembly structure.

  [12] The assembly structure of the wood-based handrail according to the above item 11, wherein the female fitting and the male fitting are respectively provided with a connection fixing portion, and the both connection fixing portions are connected and fixed to each other by a fastener.

  [13] As the connecting pin is inserted from one end side to the other end side of the locking slot, the female fitting and the male fitting are mutually moved by relatively moving the connecting pin toward the female fitting side. The assembly | attachment structure of the wooden type handrail of the preceding clause 11 or 12 currently comprised so that it might be drawn.

  [14] The assembly structure according to item 13, wherein the hooking slot is inclined so as to be positioned away from the male fitting as it goes from the one end side to the other end side.

  [15] The male fitting is attached to the bracket, and the female fitting is attached to the handrail with one end side opening of the hooking slot facing downward, as recited in any one of the above items 11 to 14. Assembly structure of wood-based handrails.

  According to the wood-based handrail of the invention [1], since the flat back surface of the bracket mounting portion can be supported by the bracket, the bracket can be formed in a simple shape, and assembly workability is reduced due to the complication of the bracket shape. It can prevent and it can assemble easily on a construction side via a bracket. Furthermore, since a flat surface is included in the handrail surface, unlike the round bar-like handrail, there is a sense of volume and a feeling of massiveness, and a sufficient sense of quality can be obtained. In addition, since the back surface of the grip portion is formed into a curved surface with a circular arc in cross section, when the user grips the grip portion with a hand, the finger is disposed without difficulty along the curved surface on the back surface of the grip portion. You can get a good grip.

  According to the wood-based handrail of the invention [2], since the portion on the handrail surface side is formed in a long plate shape continuous in the length direction, the sense of quality can be further enhanced.

  According to the wood-based handrail of the invention [3], it is possible to provide a vertical handrail having the same effects as described above.

  According to the wood-based handrail of the invention [4], a good grip feeling can be obtained more reliably.

  According to the assembly structure of the wood-based handrail of the invention [5], the same effect as described above can be obtained.

FIG. 1 is a view showing an assembly structure of a wooden handrail according to an embodiment of the present invention, wherein FIG. 1 (a) is a perspective view in the assembled state, and FIG. 1 (b) is a perspective view in the disassembled state. . FIG. 2 is a view showing a handrail applied to the assembly structure of the embodiment, wherein FIG. 2A is a perspective view of the handrail as viewed from the back side, and FIG. The figure (c) is a sectional view of a grip part. FIG. 3 is a perspective view showing a bracket applied to the assembly structure of the embodiment. FIG. 4 is a view showing the bracket of the embodiment, wherein FIG. 4 (a) is a front view and FIG. 4 (b) is a side sectional view. FIG. 5 is a perspective view showing a connecting fitting applied to the assembly structure of the embodiment. FIG. 6 is a view showing a female fitting in the connecting fitting of the embodiment, wherein FIG. 6 (a) is a front view and FIG. 6 (b) is a side view. FIG. 7 is a view showing a male fitting in the connection fitting of the embodiment, wherein FIG. 7 (a) is a front view and FIG. 7 (b) is a side view. FIG. 8A is an exploded cross-sectional view of the handrail assembly structure of the present embodiment. FIG. 8B is a cross-sectional view showing a state immediately before hooking the handrail to the bracket in the handrail assembled state according to the present embodiment. FIG. 8C is a cross-sectional view showing a handrail mounting structure according to the present embodiment. FIG. 9 is a perspective view for explaining a positioning sheet used when assembling the handrail of the embodiment.

  FIG. 1 is a perspective view showing an assembly structure of a wooden handrail according to an embodiment of the present invention, and FIG. 2 is a view showing a handrail 1. As shown in these figures, this handrail assembly structure includes a wood-based handrail 1 and a bracket 5 for attaching the wood-based handrail 1 to a wall W or a construction surface such as a pillar.

  The handrail 1 employed in the assembly structure according to the present embodiment is a vertical handrail assembled along the vertical direction, and the bracket attachment portions 2 are formed at the upper and lower end portions, and parts other than the bracket attachment portion 2 A grip portion 3 is formed at (the middle portion). In the present embodiment, in the four side surfaces (peripheral surface) around the handrail 1 in the state of being assembled to the wall surface W, the surface facing the wall surface W is the back surface, and the surface opposite to the back surface is The surface will be described, and the remaining two sides will be described as both sides.

  In the present embodiment, it is preferable to set the length of the handrail 1 to 300 mm to 1500 mm, and it is preferable to set the length of the bracket mounting portion 2 (length from the end face) to 40 mm to 200 mm. Needless to say, in the present invention, the lengths of the handrail 1, the bracket attachment portion 2 and the grip portion 3 are not limited.

  As shown in FIG. 2B, the bracket mounting portion 2 is formed in a rectangular cross section in which the front surface 21, the back surface 22 and both side surfaces 23, 23 are formed flat, and the front surface 21 and the back surface 22 are wall surfaces W. They are disposed parallel to each other, and both side surfaces 23, 23 are disposed perpendicularly to the wall surface W. In other words, the cross-sectional shape of the front surface side half (portion on the front surface side) of the bracket mounting portion 2 and the cross-sectional shape of the rear surface side half (portion on the back surface side) are both formed rectangular.

  Further, four corner portions in the bracket attachment portion 2 are formed with chamfered portions 25 by C-chamfering.

  Furthermore, in the present embodiment, the vertical dimension (thickness dimension) X2 and the horizontal dimension (width dimension) Y2 of the bracket mounting portion 2 are set to 30 mm to 50 mm.

  In the present embodiment, it is preferable to form almost the entire area of the back surface 22 of the bracket attachment portion 2 on a flat surface, but in the present invention, attaching the bracket 5 described later to the back surface 22 of the bracket attachment portion 2 It is only necessary to form a flat surface of such a size as possible.

  As shown in FIG. 2C, in the grip portion 3, the front surface 31 and both side surfaces 33, 33 are formed to be flat surfaces, and the back surface 32 is formed to a curved surface having an arc-like cross section projecting toward the back surface. In the grip portion 3, the surface 31 is disposed parallel to the wall surface W, and the side surfaces 33 and 33 are disposed perpendicularly to the wall surface W. In other words, the cross-sectional shape of the surface-side portion of the grip 3 is formed in a rectangular shape (rectangular shape) similarly to the cross-sectional shape of the surface-side portion of the bracket attachment portion 2, and the cross-sectional shape of the back surface-side portion is It is formed in a substantially semicircular shape.

  Further, a chamfered portion 35 is formed by C-chamfering at a corner portion between the surface 31 and both side surfaces 33 and 33 in the grip portion 3.

  Furthermore, in the present embodiment, the vertical dimension (thickness dimension) X3 and the horizontal dimension (width dimension) Y3 of the grip portion 3 are set to 30 mm to 50 mm.

  In the present embodiment, it is preferable to form the ratio (Y3 / X3) of the horizontal dimension Y3 to the vertical dimension X3 in the grip portion 3 to a shape close to 1.0, specifically, “Y3 / X3” = 0. It is preferable to set to 9 to 1.1. That is, when this ratio is set to the above-mentioned suitable range, when holding the grip portion 3, a good grip feeling can be obtained without discomfort.

  Further, in the present embodiment, the back surface 32 of the grip portion 3 extends from the portion (one side portion) 32 b corresponding to one side surface 33 through the apex portion 32 a to the portion (other side portion) 32 b corresponding to the other side surface 33 It is not necessary to set all the regions of the same radius of curvature, and it is not necessary to form all the regions in an arc shape. For example, both side portions 32b and 32b in the back surface 32 are formed in an arc shape, and the apex portion 32a is formed in a flat surface parallel to the wall surface W, or the curvature radius Rb of both side portions 32b of the back surface 32 is the apex portion 32a. It may be formed larger than the curvature radius of.

  In the present embodiment, in particular, it is preferable to set the curvature radius Rb of both side portions 32b of the back surface 32 to 10 mm to 20 mm. That is, when the radius of curvature Rb is set in the above-described preferred range, a good grip comfort can be reliably obtained without discomfort when gripping the grip portion 3.

  In the present embodiment, the surface side of the bracket attachment portion 2 in the handrail 1 and the surface side of the grip portion 3 are continuously formed in the length direction, and the handrail 1 (the bracket attachment portion 2 and the grip portion 3 The surface side of) has the same cross-sectional shape at any position in the longitudinal direction.

  Further, in the present embodiment, in order to further improve the grip feeling, corner portions of the surfaces 21 and 31 and both side surfaces 23 and 33 in the bracket attachment portion 2 and the grip portion 3 are formed in an arc shape having a large radius of curvature. You may

  Further, in the present embodiment, substantially the entire area of the surfaces 21 and 31 of the bracket attachment portion 2 and the grip portion 3 may not be formed flat, and the surface 21 of the bracket attachment portion 2 and the grip portion 3 It is sufficient if a part of 31 includes a flat surface. Specifically, half or more of the surfaces 21 and 31 of the bracket attachment portion 2 and the grip portion 3 may be formed to be flat. For example, of the surfaces 21 and 31, an intermediate portion in the width direction (corresponding to Y2 and Y2 in FIG. 2) is formed to be a flat surface having a half or more size with respect to the entire length in the width direction. You may do it.

  As shown in FIG. 2A, on the back surface 22 of the bracket attachment portion 2 of the handrail 1, a female fitting attachment recess 26 capable of accommodating the female fitting 7 of the connection fitting 6 described later is formed.

  In the present embodiment, as the material of the handrail 1, a laminated material in which the fiber direction is aligned in the longitudinal direction is used. Needless to say, the material of the handrail 1 is not particularly limited as long as it is a wood-based material such as wood-based materials, wood-like materials (including artificial wood), and any material may be used. it can. However, in consideration of texture, design, economy and the like, it is preferable to use a laminated wood as in the present embodiment.

  On the other hand, as shown in FIGS. 3 and 4, the bracket 5 is for supporting the handrail 1 on the wall surface W, and is disposed between the wall surface W and the handrail 1.

  The bracket 5 is formed in a block shape having a rectangular shape in a side view, and corresponds to one end surface (rear surface) 52 that can contact the wall surface W corresponding to the wall surface W and the rear surface 22 of the bracket attachment portion 2 in the handrail 1 And the other end surface (surface) 51 to be arranged.

  On a surface 51 of the bracket 5, a male fitting attachment recess 56 capable of accommodating a male fitting 8 of a connection fitting 6 described later is formed.

  In the upper and lower two places of the bottom wall of the male metal fitting attachment recess 56 in the bracket 5, screw insertion holes 57, 57 penetrating the bottom wall are formed. Furthermore, in the lower peripheral wall portion of the male metal fitting attachment recess 56 in the bracket 5, a screw insertion hole 58 penetrating the lower peripheral wall portion is formed.

  The material of the bracket 5 may be the same as the material of the handrail 1 above all, and in particular, a laminated material can be suitably used.

  In the present embodiment, the handrail 1 is connected to the bracket 5 by the connection fitting 6. As shown in FIGS. 5 to 7, the connection fitting 6 includes a female fitting 7 and a male fitting 8. In the present embodiment, the right side is referred to as “front side”, the left side is referred to as “back side”, and the vertical direction is referred to as “vertical direction” in FIGS. 6 (b) and 7 (b).

  As shown in FIGS. 5 and 6, the female fitting 7 is formed of a press-formed product of a metal plate, and includes base portions 71 and 71 provided at the top and bottom, and the lower end and lower base portion 71 of the upper base portion 71. Rising portions 72 and 72 formed to project from the upper end to the back surface side, a hooking plate portion 73 formed to extend over the tips of the both rising portions 72 and 72, and a lower base portion 71 And a connection fixing portion 74 formed to project from the lower end to the back surface side.

  The base portions 71, 71 are configured to be installable on the bottom surface of the female fitting attachment recess 26 in the handrail 1, and one screw insertion hole 711 is formed in the upper base portion 71 and the lower base portion 71. The two screw insertion holes 711 are formed side by side vertically.

  Furthermore, in the connecting and fixing portion 74, a threaded hole 741 in which a female screw is cut on the inner peripheral surface is formed.

  Further, a hooking slot 75 extending in the vertical direction is formed in the hooking plate portion 73 of the female fitting 7. Further, an opening 76 wider than the hooking slot 75 is formed in the vicinity of the hooking plate portion 73 in the lower rising portion 72 of the female fitting 7. In the opening 76, the hooking slot 75 is formed. The lower end side (one end side) is opened downward. In the present embodiment, the lower end side opening of the locking slot 75 functions as an end side opening.

  As shown in FIG. 8A etc., with this female fitting 7 accommodated in female fitting mounting recesses 26 provided on the upper and lower sides of the handrail 1, the base parts 71, 71 are installed on the bottom of the female fitting mounting recess 26. The screw 79 inserted into the screw insertion hole 711 is fixed to the inside of the female fitting attachment recess 26 by being screwed into the bottom of the female fitting attachment recess 26 in the handrail 1.

  Here, in the present embodiment, the hooking plate portion 73 of the female fitting 7 is not parallel to the back surface 32 of the bracket mounting portion 3 of the handrail 1 but is inclined. Specifically, the hooking plate portion 73 is inclined to be gradually positioned on the surface side as it goes upward, in other words, the hooking plate portion 73 (the hooking slot 75) is one end side of the hooking slot 75 As it goes from the lower end side to the other end side (upper end side), it is gradually inclined so as to be located in a direction away from the bracket 5 (male fitting 8).

As shown in FIGS. 5 and 7, the male fitting 8 is formed of a press-formed product of a metal plate, similarly to the female fitting 7, and is provided with upper and lower base portions 81, 81 and the lower end of the upper base portion 81. And a raised portion 82, 82 formed to project from the upper end of the lower base portion 81 to the surface side, and a pin support 83 formed extending between the tips of the raised portions 82, 82; A connection fixing portion 84 formed integrally with the lower end of the side base portion 81 so as to project to the surface side is integrally provided.

  The base portions 81, 81 are configured to be installable on the bottom surface of the male metal fitting attachment recess 56 in the bracket 5, and the upper base portion 81 is formed with two screw insertion holes 811 aligned vertically. One screw insertion hole 811 is formed in the base portion 81.

  Further, in the connection fixing portion 84, screw insertion holes 841 are formed corresponding to the screw insertion holes of the bracket 5 and the screw holes 741 of the female fitting 7.

  Further, a connection pin 85 is fixed to the pin support portion 83 of the male fitting 8 so as to protrude to the surface side corresponding to the locking slot 75 of the female fitting 7. A hooking head 86 having a diameter larger than that of the shaft portion of the pin 85 is formed at the end of the connecting pin 85.

  The shaft portion of the connecting pin 85 is formed to have a diameter smaller than the width of the hooking slot 75, and is configured to be insertable into the hooking slot 75. The hooking head 86 is formed to have a diameter larger than the width of the hooking slot 75 and can not be inserted into the hooking slot 75. Furthermore, the locking head 86 is formed smaller in diameter than the opening 76 on the lower end side of the locking slot 75, and is configured to be insertable into the opening 76.

  As shown in FIG. 8A etc., with the male fitting 8 accommodated in the male fitting mounting recess 56 of the bracket 5 and the base parts 81, 81 installed on the bottom of the male fitting mounting recess 56, the upper base part 81. The short screw 88 inserted into the lower screw insertion hole 811 is screwed into the bottom of the male fitting attachment recess 56 of the bracket 5, and is thus fixed in the male fitting attachment recess 56. In this fixed state, the screw insertion hole 811 on the upper side of the upper base portion 81 and the screw insertion hole 811 on the lower base portion 81 correspond to the screw insertion holes 57 and 57 at the bottom of the male fitting mounting recess 56 in the bracket 5. The screw insertion holes 841 of the connection fixing portion 84 are arranged corresponding to the screw insertion holes 58 in the lower peripheral wall of the male fitting attachment recess 56 of the bracket 5.

  In the present embodiment, the bracket 5 to which the female fitting 7 is attached is configured as one member, and the handrail 1 to which the male fitting 8 is attached is configured as the other member.

  Although the hooking plate portion 73 (locking slot 75) of the female fitting 7 is formed to be inclined, the pin support part 85 of the male fitting 8 is disposed parallel to the surface 51 of the bracket 5, The connecting pins 86 are disposed at right angles.

  Thus, the bracket 5 to which the male fitting 8 is attached is fixed at a predetermined position on the wall surface W. That is, with the back surface 52 of the bracket 5 disposed at a predetermined position on the wall W as shown in FIG. 8A, the upper screw insertion hole 811 of the upper base portion 81 of the male fitting 8 and the screw insertion hole 811 of the lower base portion 81 are The inserted long screws 89 and 89 are inserted into the screw insertion holes 57 and 57 of the bracket 5 and screwed and fixed to the wall surface.

Here, the brackets 5 are respectively fixed to the wall positions corresponding to the upper and lower bracket attachment parts 2 and 2 in the handrail 1 to be attached, but in the present embodiment, a dedicated positioning sheet shown in FIG. by using the paper) 9, the brackets 5, 5 can be mounted high positional accuracy to the wall W. That is, the positioning sheet 9 is formed in a strip shape having a length substantially the same as the length of the handrail 1, and the bracket 5 is disposed at a position corresponding to the female fitting attachment recess 26 of the handrail 1 (position for attaching the bracket 5). Oval-shaped bracket arrangement holes 95, 95 corresponding to the front shape (surface shape) are opened.

  Then, before attaching the bracket 5, the positioning sheet 9 is disposed corresponding to the planned attachment position of the handrail 1 on the wall surface W, and is affixed and fixed with a tape or the like in that state. Thereafter, the brackets 5, 5 are arranged in the bracket arrangement holes 95, 95 in the positioning sheet 9, and the brackets 5, 5 are fixed to the wall W by the screws 89 as described above. Thereby, the brackets 5 and 5 can be attached to the predetermined position on the wall surface W with high position accuracy.

  After the brackets 5 and 5 are fixed to the wall surface W, the positioning sheet 9 is peeled off from the wall surface W and removed.

  Subsequently, the handrail 1 is fixed to the bracket 5 fixed to the wall surface W. That is, as shown in FIG. 8B, the female fittings 7 fixed to the upper and lower ends of the handrail 1 are accommodated in the male fitting attachment recesses 56 of the upper and lower brackets 8, and the female fittings 7 of the handrail 1 are male fittings of the bracket 5. Arrange to face 8 At this time, the shaft portion of the connection pin 85 of the male fitting 8 is disposed corresponding to the lower end side opening of the locking slot 75 of the female fitting 7, and the locking head 86 is formed of the locking slot 75 of the female fitting 7. The lower side is arranged corresponding to the opening 76.

  Then, from this state, the handrail 1 is moved to slide downward relative to the bracket 5 along the handrail length direction. As a result, as shown in FIG. 8C, the locking head 86 of the male fitting 8 is inserted into the opening 76 of the female fitting 7 from the lower side, and the shaft of the connecting pin 85 is guided into the locking slot 75. Further, the handrail 1 is slid downward with respect to the bracket 5 to slide the connecting pin 85 of the male fitting 8 upward along the latching slot 75 of the female fitting 7, and the latching head 86 of the male fitting 8. Is hooked to the side edges of the hooking slot 75 of the female fitting 7. As a result, the handrail 1 is held (temporarily fixed) in the bracket 5 in a retaining state.

  In the present embodiment, the hooking plate portion 73 in which the hooking slot 75 is formed is inclined so as to be positioned in a direction (surface side) away from the bracket 5 as it goes upward, so the connecting pin 85 As the female member 7 is drawn closer to the male member 8 as the connector slides upward along the locking slot 75, the back surface 22 of the bracket mounting portion 2 of the handrail 1 closely contacts the surface 51 of the bracket 5 without a gap. Attached to the state. In this state, the connection fixing portion 74 of the female fitting 7 is arranged to overlap on the upper side of the connection fixing portion 84 of the male fitting 8, and the screw hole 741 of the female fitting 7 is a screw insertion hole 841 of the male fitting 8. It is arranged corresponding to.

  Here, in the present embodiment, it is preferable to set the inclination angle θ (see FIG. 6B) of the hooking plate portion 73 of the female fitting 7 to 3 ° to 10 °. That is, when the inclination angle θ is too small, when the retaining slot 75 of the female fitting 7 is fitted into the connecting pin 85 of the male fitting 8, the amount of pulling of the female fitting 7 to the male fitting 8 decreases, There is a possibility that the effect can not be obtained sufficiently. On the contrary, if the inclination angle θ is too large, the pulling amount of the female fitting 7 becomes too large, and the connecting pin 85 of the male fitting 8 can not be sufficiently inserted into the retaining slot 75 of the female fitting 7 There is.

  Subsequently, as shown in FIG. 8C, the screw 61 inserted into the screw insertion hole 58 formed in the lower wall portion of the bracket 5 is inserted into the screw insertion hole 841 of the connection fixing portion 84 of the male fitting 8 Fasten and fix in the screw hole 741 of the connection fixing portion 74 in 7. As a result, the female metal fitting 7 is prevented from sliding relative to the male metal fitting 8, and the handrail 1 is sufficiently fixed (finally fixed) to the bracket 5. In the present embodiment, the fastener is configured by the screw 61 connecting and fixing the connection fixing portions 74 and 84.

  Thereafter, the wood plug member 55 is fitted into the screw insertion hole 58 of the lower wall portion of the bracket 5 and adhered for makeup, and the assembling work of the handrail 1 to the wall surface W is completed.

  As described above, according to the handrail 1 of the present embodiment, the flat back surface 22 of the bracket mounting portion 2 formed in a square cross section is supported by the bracket 5, so the surface supporting the handrail 1 in the bracket 5 51 may be formed into a simple flat surface in accordance with the flat back surface 22 of the bracket mounting portion 2. For this reason, the shape and structure of the bracket 5 can be prevented from being complicated, and the deterioration in assembling workability due to the complication can be prevented, and the handrail 1 can be easily attached to the wall W via the bracket 5.

  Furthermore, since the handrail 1 of the present embodiment is formed in a rectangular cross section over the entire area in the length direction, the handrail 1 is formed in a long plate shape with a sense of volume and heavyness when viewed from the surface side. Unlike the conventional round bar, high-class feeling can be obtained.

  Furthermore, in the handrail 1 of this embodiment, the front surface 31 of the grip portion 3 is formed as a flat surface, and the back surface 32 is formed as a curved surface with an arc-shaped cross section. The thumb is placed on the curved surface which is the back surface 32 of the grip 3 while the portion of the belly is reasonably disposed along the surface 31 of the grip 3 and the remaining four fingers are the portion from the base to the fingertip Arranged along the line without difficulty. As described above, the grip portion 3 can be gripped naturally by each finger in a natural manner, and an appropriate grip feeling without a sense of discomfort can be obtained.

  In particular, since the handrail 1 of the present embodiment is a vertical type, for example, when the handrail 1 is turned around and assembled vertically to the central portion of the stairs, the user holds the handrail while gripping the grip 3 of the handrail 1 When moving around the handrail, four fingers other than the thumb can be smoothly slid in the circumferential direction along the curved surface (rear surface) 32 of the grip portion 3. For this reason, the user can move up and down the stairs while maintaining a good grip feeling, for example, there is no need to perform the troublesome work of re-gripping the handrail 1 in the middle of the stairs up and down. You can get no proper grip. Needless to say, the same effect can be obtained even when the vertical handrail of the present invention is assembled to a place other than the turn stairs, for example, an entrance, a toilet, or a washroom.

  Further, in the present embodiment, the handrail 1 can be simply and simply slide-engaged with the connecting slot 85 of the male fitting 8 of the bracket 5 fixed to the wall surface W by the locking slot 75 of the female fitting 7 fixed to the handrail 1. The bracket 5 can be held (temporarily fixed), and hence the handrail 1 can be assembled easily.

  Furthermore, in the present embodiment, when the hooking slot 7 of the female fitting 7 attached to the handrail 1 is inclined and the female fitting 7 is fitted into the male fitting 8 on the bracket side, the female fitting 7 on the handrail side is a bracket The handrail 1 can be reliably attached in close contact with the bracket 5 without a gap, since it can be drawn close to the side male fitting 8.

  Further, in the present embodiment, when the hooking slot 75 of the female fitting 7 on the handrail side is latched on the connection pin 85 of the male fitting 8 on the bracket side, the connecting fixing portion 84 formed on the male fitting 8 is a female fitting Since the female metal fitting 7 is positioned relative to the male metal fitting 8 by overlappingly engaging with the connection fixing portion 74 formed in 7, the handrail 1 can be easily attached to the bracket 5 with high positional accuracy.

  Furthermore, in the present embodiment, the female fitting 7 is formed by forming a threaded hole 741 in the connecting and fixing portion 74 of the female fitting 7 and fastening the screw 61 penetrating the connecting and fixing portion 74 of the male fitting 8 to the threaded hole 741. And, since the male fitting 8 is connected and fixed to each other, the positional deviation of the female fitting 7 with respect to the male fitting 8 can be prevented, and hence the positional deviation of the handrail 1 relative to the bracket 5 can be reliably prevented.

  Furthermore, in the present embodiment, since the connection fixing portion 74 of the female fitting 7 and the connection fixing portion 84 of the male fitting 8 are fastened by the screw 61, both the fittings 7 and 8 are drawn further more. It is assembled in a more stable state.

  In the above embodiment, the female fitting 7 having the locking slot 75 is attached to the handrail, and the male fitting 85 having the connecting pin 85 is attached to the bracket. However, the present invention is not limited thereto. Among them, a female fitting may be attached to one member, and a male fitting may be attached to the bracket side to the other member. For example, the male fitting 8 may be attached to the handrail side, and the female fitting 7 may be attached to the bracket side. In this case, the female fitting 7 is mounted upside down with respect to the mounting state in the above embodiment so that the connection pin 85 of the male fitting 8 can be inserted from the upper side into the locking slot 75 of the female fitting 7 It is preferable that the upper end side of the hooking slot 75 be opened upward.

  In the above embodiment, the hooking plate portion 73 of the female fitting 7 is inclined to obtain a pulling effect, but the invention is not limited thereto. In the present invention, the outer surface of the hooking plate portion 73 (FIG. 6) The thickness of the hooking plate 73 is directed upward so that the left side of (b) is the vertical plane and the inner side of the hooking plate 73 (right side of FIG. 6B) is the inclined plane. It may be formed to be gradually thicker according to

  Furthermore, in the above-described embodiment, the hooking plate portion 73 side of the female fitting 7 is inclined to obtain a pulling effect, but the invention is not limited thereto, and in the present invention, the locking plate part 73 of the female fitting 7 And at least one of the hooking heads 86 of the male fitting 8 may be inclined to obtain a pulling effect. For example, even if the hooking plate portion 73 of the female fitting 7 is formed vertically, the hooking head 86 of the male fitting 8 is formed such that the upper side thereof is inclined to the right in FIG. good. Further, the outer side surface (right side surface in FIG. 7B) of the locking head 86 is a vertical surface, and the inner side surface (left side surface in FIG. 7B) of the locking head 86 is an inclined surface. The plate thickness of the locking head 86 may be formed to be gradually thinner as it goes upward.

  Further, in the above embodiment, the connection fixing portions 74 and 84 provided on the female fitting 7 and the male fitting 8 are formed at the lower ends of the respective fittings 7 and 8, but in the present invention The connection fixing portion may be formed on the upper end or the side portion of the female fitting and the male fitting without limitation.

  Further, in the above-described embodiment, the connection fixing portions 74 and 84 provided on the female fitting 7 and the female fitting 8 are fixed by the screws 61 to fix the handrail 1 to the bracket 5 in the present embodiment. It is not necessary to fix the handrail to the bracket with a fastener such as a screw, and in some cases, the assembly of the handrail may be completed with the female fitting fitted and held (temporarily held) in the male fitting. good.

  In the above embodiment, the present invention has been described as applied to a vertical handrail, but the present invention is not limited thereto. The present invention is directed to a handrail attached to an incline along an indoor stairway or horizontally along a corridor. It can apply also to the handrail etc. which are attached.

  In order to mount the handrail horizontally, the handrail may be slid relative to the bracket in the handrail length direction (horizontal direction), and the female fitting may be engaged with the male fitting and latched. On the other hand, when attaching the handrail vertically or diagonally, it is preferable to slide the handrail from the upper side to the lower side with respect to the bracket so as to fit the female fitting into the male fitting and hold it. That is, when the handrail is slid from the lower side to the upper side and the female fitting is engaged with the male fitting, the handrail slides downward due to its own weight after the engagement and the hooking of both fittings is released carelessly As a result, it may be difficult to temporarily hold the handrail on the bracket.

  In the above embodiment, the bracket attachment portions 2 are formed at both ends of the handrail 1, but in the present invention, the formation position of the bracket attachment portion in the handrail is not particularly limited. The bracket mounting portion may be formed in the middle portion of the bracket.

  The wood-based handrail of the present invention can be suitably used, for example, as a vertical handrail or the like assembled inside a general house.

1: Handrail 2: Bracket mounting portion 21: surface 22: back surface 3: grip portion 31: front surface 32: back surface 5: bracket W: wall surface (construction surface)
X3: Longitudinal dimension of grip portion Y3: Lateral dimension of grip portion

Claims (7)

A bracket mounting portion is provided on a part of the handrail length direction, and a grip portion is provided on a portion other than the bracket mounting portion, and the bracket mounting portion is mounted on a construction surface via a bracket. It is a handrail,
Of the handrail outer peripheral surface, the surface opposite to the construction surface is the back surface, and the surface opposite to the back surface is the front surface,
While the surfaces of the bracket attachment portion and the grip portion are formed so as to include a flat surface which is continuous in the lengthwise direction and parallel to the work surface,
The back surface of the grip portion is formed on a curved surface of an arc-shaped cross section projecting to the back surface side ,
The back surface of the bracket mounting portion is formed in a flat surface parallel to the construction surface,
A wood-based handrail characterized in that cross-sectional shapes of the bracket attachment portion and the grip portion are different . The bracket mounting portion is formed at both ends in the handrail length direction, and the grip portion is formed at an intermediate portion between the both ends,
The woody part according to claim 1, wherein the surface of the bracket attachment portion and the grip portion is continuous with the handrail length direction, and the surface side portion is formed in a square cross-sectional shape. Handrails.   The wood-based handrail according to claim 1 or 2, which is configured as a vertical handrail arranged along the vertical direction.   The wood diameter handrail according to any one of claims 1 to 3, wherein the aspect ratio of the cross section in the grip portion is adjusted to 0.9 to 1.1. The wood diameter handrail according to any one of claims 1 to 4, wherein a metal fitting mounting recess is formed on the flat surface of the rear surface of the bracket mounting portion. A wood-based handrail assembly structure comprising a wood-based handrail and a bracket for attaching the handrail to a construction surface,
Among the outer peripheral surfaces of the handrail, the surface opposite to the construction surface is the back surface, and the surface opposite to the back surface is the front surface,
While the surfaces of the bracket attachment portion and the grip portion are formed in a flat surface which is continuous in the length direction and parallel to the construction surface,
The back surface of the grip portion is formed on a curved surface of an arc-shaped cross section projecting to the back surface side,
The back surface of the bracket mounting portion is formed in a flat surface parallel to the construction surface,
The cross-sectional shapes of the bracket attachment portion and the grip portion are different,
An assembly structure of a wood-based handrail, wherein the handrail is attached to the construction surface via the bracket in a state where the back surface of the bracket attachment portion is in close contact with the bracket attached to the construction surface. The assembly structure of the wood-based handrail according to claim 6, wherein a metal fitting mounting recess is formed on a flat surface of the rear surface of the bracket mounting portion.

Images