JP7288802B2 - handrail - Google Patents

Description

TECHNICAL FIELD The present invention relates to handrails installed on verandas, balconies, etc. of housing complexes and houses.

Handrails installed in verandas, balconies, open corridors, and the like of collective housing and residential buildings are sometimes replaced with new handrails as they age. As such a handrail, as described in Patent Document 1 below, a pair of L-shaped frames fixed to the wall surface of the building frame, a mounting body sandwiched between the pair of L-shaped frames, and a mounting body attached to the mounting body One with a handrail unit has been proposed.

JP-A-10-37424

In the handrail described in Patent Document 1, the mounting body is movable in the front-rear direction (in the direction of approaching and separating from the building frame) with respect to a pair of L-shaped frames, so that the position of the mounting body can be adjusted back and forth. Since it is a structure, it can correspond to the distance between the mounting body and the frame that varies depending on the building. In addition, since the mounting body needs to have a function as a support for supporting the handrail units mounted on both the left and right sides, the width and width of the mounting body are widened so as to exhibit high strength.

However, a handrail using a mounting body having a side angle larger than a side angle of the vertical lattice is unbalanced in front view and inferior in design because the width of the mounting body and the vertical lattice are different. made an impression. In addition, since the pair of L-shaped frames for supporting the mounting body must be fixed to the frame, there is a problem that the efficiency of the construction work of the handrail is inferior. That is, there has been a demand for a handrail that functions as a post that maintains the strength of the handrail, has a good design, and is highly efficient in constructing the handrail.

In order to solve the above-mentioned problems , the present invention includes a bracket, a first strut, and a second strut, the bracket is formed in a U-shape with an open front side, and a rear side is a building frame. In addition to fixing surface portions, one side of the left and right sides is a first support fixing surface portion, and the other side is a second support fixing surface portion, and is fixed to the skeleton by a bracket fastener, and the first support is the first The second post is fixed to the second support fixing surface portion by a second fixing device so that the position in the front-rear direction can be adjusted freely. The problem was solved by making the handrail characterized by being

With the above configuration, the present invention can provide a handrail that functions as a post that maintains the strength of the handrail, has a good design, and is highly efficient in building the handrail.

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is an overall view of a handrail according to an embodiment of the present invention, where (a) is a baluster type handrail, (b) is a panel type handrail, and (c) is a baluster/panel connection type handrail. . It is the (2)-(2) sectional view taken on the line of Fig.1 (a). FIG. 3 is a sectional view taken along the line (3)-(3) in FIG. 2; FIG. 4 is a sectional view taken along the line (4)-(4) in FIG. 3; It is a principal part enlarged view of Fig.1 (a). It is explanatory drawing of the attachment state of a handrail corresponding to the gap|offset|difference of a frame|body. FIG. 10 is an explanatory diagram of the mounting state of the handrail corresponding to the inclination of the bracket; It is a sectional view showing a modification of arrangement composition of a guide long hole. FIG. 9 is a sectional view taken along the line (9)-(9) of FIG. 8; It is sectional drawing which shows the modification of the arrangement configuration of a 1st anti-slip material and a 2nd anti-slip material.

A handrail A according to an embodiment of the present invention will be described below with reference to the drawings. In the following description, the same reference numerals in different figures denote portions having the same function, and duplication of description in each figure will be omitted as appropriate. In this specification, the left-right direction means the viewing direction of the handrail A, the front-rear direction means the viewing direction of the handrail A, and the vertical direction means the height direction of the handrail A (see FIG. 1).

[Handrail composition]
Handrails A are mainly installed on verandas and balconies of housing complexes and houses, open corridors, rooftops, etc., and have a function of preventing falls from these heights and a function of blinding from the surroundings. is.

As shown in FIG. 1(a), the handrail A consists of a plurality of building structures A1 fixed on the front side (front side) of the building frame B at regular intervals in the left-right direction, and through the building structures A1 and a supported handrail unit A2. The handrail unit A2 is a vertical lattice (baluster type) in which a plurality of handrails A22 are fixed at regular intervals in the left-right direction over the top rail A20 and the lower chord member A21 fixed to the building structure A1. 1(a), the handrail A may have a handrail unit A2 using a plurality of panels P (panel type) as shown in FIG. 1(b), or 2, the handrail unit A2 can be exemplified by combining a handrail A22 and a panel P (handrail/panel connection type).

[Configuration of building structure]
As shown in FIGS. 2 and 3, the building structure A1 includes a bracket 1 fixed to the skeleton B, a first support 2a and a second support 2b fixed to the bracket 1, and a bracket 1 and a first support. A first anti-slip member 3a and a second anti-slip member 3b are interposed between the post 2a and the second post 2b.

The building structure A1 is formed so that the bracket 1 is symmetrical about the front-rear center of the bracket 1, and furthermore, each component is formed so that it is symmetrical about the front-rear center of the bracket 1. It is

[Bracket configuration]
As shown in FIGS. 2 and 3, the bracket 1 is formed in a U-shape in plan view with an open portion 10 on the front side (front side), and the rear side is fixed to the frame B by a bracket fixture 6. In the figure, the left side is the first support fixing surface 1a to which the first support 2a is fixed by the first fixing device 6a, and the right side is the second fixing device 6b. A second column fixing surface portion 1b to which the second column 2b is fixed is provided.

As shown in FIG. 1(a), the left and right width of the bracket 1 is determined by the distance between the first support 2a and the second support 2b when the first support 2a and the second support 2b are attached. , the width of which is close to the interval between the balusters A22, or the same interval. As will be described later, the left and right widths of the first support 2a and the second support 2b are set to be close to or the same as the left and right widths of the balusters A22. The balustrade A has a unique visual effect that the balusters A22 are arranged at equal intervals in the entire area of the balustrade A in the left-right direction.

As shown in FIGS. 2 and 3, the frame fixing surface portion 11 is provided with bolt holes 110 at two upper and lower locations. The bolt hole 110 is an elongated hole whose longitudinal direction is the left-right direction. The bolt hole 110 is through which a bolt (one of the bracket fasteners 6) 60 embedded and fixed so as to protrude forward from the skeleton B when the bracket 1 is fixed to the skeleton B penetrates therethrough. , the bracket 1 can be moved left and right. Then, the bracket 1 can be fixed to the frame B by screwing a nut (the other side of the bracket fixture 6) 61 into the through bolt 60 and tightening it. Since the penetrating bolt 60 protrudes inside the bracket 1 , the nut 61 can be screwed and tightened onto the bolt 60 from the open portion 10 . In addition, since the work of screwing and tightening the nut 61 is performed at two upper and lower positions, the mounting work of the bracket 1 can be quickly performed.

As shown in FIGS. 2 and 3, the first post fixing surface portion 1a is provided with two upper and lower guide slots 10a. The long guide hole 10a is formed with its longitudinal direction being the front-rear direction, and is arranged at a position shifted in the vertical direction with respect to the position of the bolt hole 110. As shown in FIG.

As shown in FIGS. 2 and 3, the guide elongated hole 10a is penetrated by a bolt (one of the first fasteners 6a) 60a that penetrates to support the first support 2a, and the through bolt 60a It slides and guides in the front-rear direction. Then, as shown in FIG. 6, by sliding the through bolt 60a with respect to the guide slot 10a, the position of the first post 2a can be changed back and forth. By screwing and tightening the other fastener 6a (61a), the first support 2a can be fixed at a predetermined position on the first support fixing surface portion 1a. In addition, even if there is a deviation in the front-rear direction due to the structure of the frame B, as shown in FIG. A2 can be installed.

As shown in FIGS. 2 and 3, the through bolt 60a protrudes inside the bracket 1, so that the nut 61a can be screwed and tightened on the bolt 60a from the open portion 10. FIG. Furthermore, since the position of the guide elongated hole 10a is shifted in the vertical direction with respect to the position of the bolt hole 110, the bolt 60 and nut 61 of the bracket fixture 6 do not interfere with each other, so that the nut of the first fixture 6a can be moved. 61a can be screwed and tightened.

As shown in FIG. 2, an anti-slip portion 12a is provided on the outer surface of the first support fixing surface portion 1a, and the vertex portion of the anti-slip portion 12a is flush with the first support fixing surface portion 1a. ing. The anti-slip portion 12a is an uneven groove formed so as to be arranged in parallel in the front-rear direction. The first struts 2a are prevented from moving in the front-rear direction by engaging the uneven grooves 30a of the first anti-slip members 3a so as to mesh with each other.

Since the second column fixing surface portion 1b has a symmetrical configuration and the same function as the first column fixing surface portion 1a, the same portions are denoted by different reference numerals, and detailed description thereof is omitted. do. That is, the guide long hole 10b and the anti-slip portion 12b having the same configuration and function as the guide long hole 10a and the anti-slip portion 12a are provided, and the second fastener 6a has the same configuration and function as the bolt 60a and the nut 61a of the first fixture 6a. The bolt 60b and the nut 61b of the fixing member 6b allow the second column 2b to move back and forth and be fixed to the second column fixing surface portion 1b. Furthermore, when the second post 2b is attached to the second post fixing surface portion 1b, the uneven grooves 30b of the second anti-slip member 3b, which will be described later, engage with the uneven grooves of the anti-slip portion 12b. 2 can be prevented from moving in the front-rear direction.

As shown in FIGS. 2 to 5, the open portion 10 is closed by a cover 100 after the work of fixing the bracket 1 to the frame B and the work of fixing the first support 2a and the second support 2b to the bracket 1. escape. The cover 100 is slidably inserted into the support grooves 120 provided on the rear surfaces of the first column fixing surface portion 1a and the second column fixing surface portion 1b, and is screwed so as to cover the upper opening portion 13 and the lower opening portion 14 of the bracket 1. It is positioned between the fixed lid portions 15 and screwed to the lid portions 15 . Since the inside of the bracket 1 can be hidden by the cover 100 and the lid portion 15, the design of the handrail A seen from the front can be improved.

[Structure of first and second struts]
The first support 2a and the second support 2b are bilaterally symmetrical and have the same configuration and the same function, and as shown in FIGS. By making the width close to the width or the same width, the handrail A having the unique visual effect as described above is constructed. Furthermore, the strength required as a support for supporting the handrail A is ensured by forming a pair of the first support 2a and the second support 2b into one support. Therefore, the structure of the first support 2a and the second support 2b can provide the handrail A with the necessary strength as well as the unique visual effect as described above.

Moreover, as shown in FIGS. 2 and 4, both the first strut 2a and the second strut 2b have a front-to-rear width that extends over the respective slide limit positions in the front-rear direction. 12b is not exposed, and the anti-slip portions 12a and 12b can be hidden regardless of the position of the first support 2a and the second support 2b in the front and rear range. This is effective in that it does not impair the design of A.

As shown in FIGS. 2 to 4, the first post 2a has a concave portion 20a for accommodating the first anti-slip member 3a on the surface facing the first post fixing surface portion 1a. The recess 20a is formed in parallel with the longitudinal direction (vertical direction) of the first support 2a so as to extend over the entire length of the first support 2a.

As shown in FIGS. 2 and 3, the first post 2a is provided with two upper and lower bolt through holes 200a through which the bolts 60a pass from the recess 20a. , the bolt 60a can be passed through the bolt through-hole 200a and the guide elongated hole 10a. The diameter of the bolt through hole 200a is made larger than the diameter of the bolt 60a, so that the first support 2a can be rotated when the inclination of the first support 2a is corrected, which will be described later.

The second strut 2b has a symmetrical configuration and the same functions as the first strut 2a, so the same parts are denoted by different reference numerals and detailed descriptions thereof are omitted. That is, the second strut 2b is provided with a recess 20b having the same configuration and function as the recess 20a for accommodating the first anti-slip member 3a. can be done. The second strut 2b is provided with a bolt through hole 200b having the same configuration and function as the bolt through hole 200a of the first strut 2a. can be penetrated, and the second support 2b can be rotated when correcting the inclination of the second support 2b, which will be described later.

[Configuration of first anti-slip material and second anti-slip material]
As shown in FIGS. 2 to 4, the first anti-slip member 3a and the second anti-slip member 3b are symmetrical and have the same configuration and the same function. It is formed in the shape of a rectangular plate with a length shorter than the vertical length of 1a and the second column fixing surface portion 1b. In addition, the first anti-slip member 3a and the second anti-slip member 3b are housed in the concave portions 20a and 20b, respectively, so as not to protrude from the upper and lower ends of the first support fixing surface portion 1a and the second support fixing surface portion 1b. In addition, the center portions of the first anti-slip member 3a and the second anti-slip member 3b are pivotally supported by the recesses 20a and 20b via screws 40 and 50, respectively.

As shown in FIGS. 2 to 4, the first anti-slip member 3a is engaged with the anti-slip portion 12a provided on the surface of the bracket 1 facing the first support fixing surface portion 1a. , uneven grooves 30a are formed so as to be parallel in the front-rear direction. The concave-convex groove 30a protrudes toward the anti-slip portion 12a. It is the amount of protrusion that can prevent a gap from occurring on the surface facing the .

As shown in FIGS. 2 and 3, the first anti-slip member 3a is provided with two upper and lower bolt holes 31a through which bolts 60a pass. The bolt hole 31a is arranged coaxially with the bolt through hole 200a of the first support 2a in a state in which the first anti-slip member 3a is pivotally supported with respect to the recess 20a. A bolt 60a can be passed from 200a through the bolt hole 31a to the guide slot 10a.

As shown in FIG. 7, the estimated dimension of the first anti-slip member 3a is slightly narrower than the estimated dimension of the recess 20a. A clearance C is secured between This clearance C is for correcting the inclination of the first support 2a accompanying this inclination when the bracket 1 is fixed to the skeleton B and the first support fixing surface 1a is inclined due to the shape of the construction B. is.

Specifically, as shown in FIG. 7(a), when the bracket 1 is attached with an inclination with respect to the vertical line indicated by the one-dot chain line, the uneven groove 30a of the first anti-slip member 3a When engaged with the anti-slip portion 12a of the first post fixing surface portion 1a, the first anti-slip member 3a is tilted, and the first post 2a is also tilted along with the first anti-slip member 3a. becomes (indicated by a two-dot chain line). At this time, the engagement of the uneven grooves 30a with the anti-slip portion 12a of the first post fixing surface portion 1a keeps the first anti-slip member 3a in an immovable state. It is in a rotatable state around an axis. Then, as shown in FIG. 7(b), the tilted first strut 2a is turned about the axis of the screw 40 to be parallel to the vertical line, thereby reducing the tilt of the first strut 2a. can be fixed.

Since the second anti-slip member 3b has the same structure and the same function as the first anti-slip member 3a, the same parts are denoted by different reference numerals, and the specific description is as follows. omitted. That is, the second anti-slip member 3b is provided with an uneven groove 30b having the same configuration and the same function as the uneven groove 30a of the first anti-slip member 3a. It can be engaged with the anti-slip portion 12b of the surface portion 1b. The second anti-slip member 3b is provided with two upper and lower bolt holes 31b having the same configuration and the same function as the bolt holes 31a of the first anti-slip member 3a. A bolt 60b can be passed from the through hole 200b to the guide slot 10b via the bolt hole 31b. By rotating the first support 2b around the axis of the screw 50, the inclination of the first support 2b can be corrected.

[Modified Example of Arrangement Configuration of Guide Slots]
The guiding slots 10a and 10b may be arranged on the first and second struts 2a and 2b, respectively, as shown in Figures 8 and 9 . In this case, bolt through holes 200a and 200b are provided in the first column fixing surface portion 1a and the second column fixing surface portion 1b of the bracket 1, and bolts 60a are inserted into the bolt through holes 200a and 200b from the elongated guiding holes 10a and 10b. pass through. The bolt 60a is immovable with respect to the first column fixing surface portion 1a and the second column fixing surface portion 1b. is guided to the bolt 60a. As a result, similar to the configuration shown in FIG. 6, even if there is a deviation in the front-rear direction due to the structure of the frame B, by adjusting the positions of the first support 2a and the second support 2b in the front-rear direction, The handrail unit A2 can be attached in parallel with the left-right direction.

[Modified Example of Arrangement Configuration of First Anti-slip Material and Second Anti-slip Material]
The first anti-slip member 3a and the second anti-slip member 3b may be arranged on the first support column fixing surface portion 1a and the second support column fixing surface portion 1b of the bracket 1, as shown in FIG. In FIG. 10, the left half shows a cross section cut at the position of the axis of the screws 40 and 50 with the center line as a boundary, and the right half shows the position of the axis of the first and second fasteners 6a and 6b. shows a cross section cut by .

In the case of this modification, concave portions 20a and 20b are formed in the first support column fixing surface portion 1a and the second support column fixing surface portion 1b of the bracket 1, and the first anti-slip member 3a and the second slip prevention member 3a are provided in the concave portions 20a and 20b. anti-slip member 3b, and anti-slip portions 12a and 12b are formed on the first support 2a and the second support 2b. Further, the central portions of the first anti-slip member 3a and the second anti-slip member 3b are pivotally supported by screws 40 and 50 with respect to the concave portions 20a and 20b. That is, the anti-slip portions 12a, 12b of the first post 2a and the second post 2b are engaged with the uneven grooves 30a, 30b of the first anti-slip member 3a and the second anti-slip member 3b. Therefore, by rotating the first strut 2a and the second strut 2b, the first anti-slip member 3a and the second anti-slip member 3b are rotated. The inclination of 2a and the second strut 2b can be corrected.

Although the handrails according to the embodiments of the present invention have been described in detail above with reference to the drawings, the specific configuration is not limited to these embodiments, and the designs can be designed without departing from the gist of the present invention. is included in the present invention.

In addition, each of the above-described embodiments can be combined by diverting each other's techniques unless there is a particular contradiction or problem in the purpose, configuration, or the like.

A: Handrail A1: Building structure A2: Handrail unit A20: Coping A21: Lower chord material A22: Baluster 1: Bracket 10: Open part 11: Frame fixing surface part 100: Cover 110: Bolt hole 120: Support groove 1a: First Column fixing surface portion 1b: Second column fixing surface portion 10a: Guide long hole 10b: Guide long hole 12a: Anti-slip portion 12b: Anti-slip portion 13: Upper opening portion 14: Lower opening portion 15: Lid portion 2a: First Post 2b: Second post 20a: Recessed portion 20b: Recessed portion 200a: Bolt through hole 200b: Bolt through hole 3a: First anti-slip material 3b: Second anti-slip material 30a: Uneven groove 30b: Uneven groove 31a: bolt hole 31b: bolt hole 40: screw 50: screw 6: bracket fixture 6a: first fixture 6b: second fixture 60: bolt 61: nut 60a: bolt 61a: nut 60b: bolt 61b: Nut B: Frame C: Clearance P: Panel

Claims (1)

a bracket, a first strut and a second strut;
The bracket is formed in a U shape with an open front side, a frame fixing surface on the rear side, a first support fixing surface on one side of the left and right sides, and a second support on the other side. It is used as a fixed surface and is fixed to the frame with a bracket fixture,
The first strut is fixed to the first strut fixing surface portion by a first fixture so that the position in the front-rear direction can be adjusted ,
A handrail, wherein the second post is fixed to the second post fixing surface portion by a second fixture so that the position in the front-rear direction can be adjusted .

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