JP6660148B2 - handrail - Google Patents

Description

  The present invention relates to a handrail formed on a panel unit provided on a balcony or the like of a building and provided with a glass plate or the like.

Conventionally, handrails are provided on balconies and the like of buildings. In recent years, handrails formed of glass panels having excellent design and daylighting properties have been developed and widely used.
In order to form such a glass railing on the balcony, the work of attaching the upper frame and the lower frame to the upper and lower positions of the pillar fixed to the balcony is performed, and then the glass plate is attached to the upper frame and the lower frame. , And it was necessary to perform on-site curing by sealing between the upper and lower frames and the glass plate.

JP 2010-209598 A

In this way, in the method of installing the handrail directly between the glass plate and the upper and lower frames, it is necessary to carry in the glass by a glass specialist, attach it, and perform sealing work, which limits the construction schedule. It is also difficult to shorten the construction period due to curing and the like.
On the other hand, it is conceivable to attach a frame to a glass plate and attach it to a handrail support.However, it is necessary to support a glass panel when attaching the frame directly to a support, and the work is difficult, Even in the case where the frame is fixed to the support via a mounting auxiliary means such as a bracket, since the fixing of the frame to the bracket is performed at a position where the handrail is low, the fixing work with screws is difficult, and the fixing work is insufficient. In some cases, the glass panel may fall from the bracket due to loosening of screws or the like.

  The present invention has been made in view of the above circumstances, and when attaching a glass panel to a support of a handrail via a bracket, the work of attaching the glass panel to the bracket is facilitated, and a frame body of the glass panel is provided. It is an object of the present invention to provide a handrail that can prevent a glass panel from dropping from a bracket even when a screw fixing the bracket to the bracket is loose.

  The present invention includes a plurality of columns erected on a building frame and a panel unit fixed between the columns, and a bracket is provided outwardly at a lower position outside each column, and a plurality of columns are provided. Panel lower support means is fixed between the brackets of the panel, the panel lower support means is formed by a horizontal portion fixed to the upper surface of the bracket and a vertical portion rising from the inside of the horizontal portion, the panel unit, the panel unit And a panel lower frame fixed to the lower side of the panel. A lower engaging portion extends downward inside the panel lower frame, and the panel lower frame is a horizontal portion of the panel lower support means. And the lower engaging portion is arranged and fixed inside the vertical portion of the panel lower support means.

  ADVANTAGE OF THE INVENTION According to this invention, it becomes unnecessary to handle a glass plate by itself on site, it is possible to omit the work by specialized craftsmen on site, and it is possible to easily perform the construction, and to loosen the fixing means such as screws. Can prevent the panel unit from falling.

It is a perspective view of the handrail concerning embodiment of this invention. It is a longitudinal section of a handrail concerning an embodiment of the present invention. It is a figure of the attachment part of the support | pillar with respect to the frame of the handrail which concerns on embodiment of this invention, (a) is a cross-sectional view, (b) is a longitudinal cross-sectional view. It is a longitudinal section of a handrail concerning an embodiment of the present invention, (a) is an enlarged sectional view of a portion which supports an upper part of a panel, and (b) is an enlarged sectional view of a part which supports a lower part of a panel. It is. It is a figure for demonstrating the panel of the handrail which concerns on embodiment of this invention, (a) is a front view, (b) is a longitudinal cross-sectional view of an upper edge part, (c) is a vertical cross section of a lower edge part. FIG. (A)-(f) is a perspective view for demonstrating the method of attaching the handrail which concerns on embodiment of this invention. It is a figure of the handrail which concerns on other embodiment of this invention, (a) is an external view of the handrail end part, (b) is a longitudinal cross-sectional view of a handrail upper part.

(Overall configuration of handrail)
The present invention will be described using an embodiment of a handrail installed on the upper surface of a parapet standing up on the outdoor side edge of a balcony.
As shown in FIG. 1, the handrail according to the embodiment of the present invention is installed on the upper surface of a parapet P formed by erecting the outer peripheral edge of a balcony of a building, and as shown in FIG. A column 1 fixed to the skeleton, a panel upper supporting means 2 fixed at a position above the column 1, a bracket 3 fixed at a position below the column 1, a panel lower supporting means 4 attached to the bracket 3, The vehicle includes a plurality of panel units 5 held by the upper panel support means 2 and the lower panel support means 4, and a shade 6 covering the upper surfaces of the upper panel support means 2 and the panel unit 5.

As shown in FIG. 3, the column 1 fixed to the building frame includes a fixing member 11 fixed to the parapet P, a reinforcing member 12 attached to the fixing member 11 to improve the strength of the column 1 of the column 1, And a support body 13 mounted on the outer periphery of the reinforcing metal fitting 12 and erected on the building frame.
The fixing bracket 11 of the support 1 is made of a plate-like member having a sufficient thickness for fixing the support 1, and is fixed to a parapet P or the like forming a balcony by a bolt 111 or the like. And a support 112 extending above the parapet P on the balcony and extending upward from the upper surface of the parapet P on the balcony.

The reinforcing bracket 12 of the column 1 is formed of, for example, an extruded member made of an aluminum alloy, and has a cross-sectional shape having protrusions at four corners of a hollow rectangular hollow portion, and is substantially equal to the height of the column 1 of the handrail. It is formed as a long member having a length. The shape and size of the cross section of the hollow part of the reinforcing fitting 12 are substantially the same shape and size as the cross section of the support part 112 of the fixing fitting 11. By mounting and fixing with fixing means n such as screws, the reinforcing bracket 12 is firmly erected on the upper surface of the parapet P on the balcony.
The column body 13 of the column 1 is formed of, for example, an extruded member made of an aluminum alloy, and has a substantially rectangular cross section with a hollow portion as shown in FIG. Is provided with a bracket mounting groove 131 which is open at the bottom.
The cross-sectional dimension of the hollow portion of the column main body 13 is substantially the same as the dimension of the cross-sectional outer peripheral portion of the reinforcing bracket 12. By mounting the hollow portion of the column main body 13 on the reinforcing bracket 12, the column main body 13 is formed. Is firmly erected on the upper surface of the parapet P forming the balcony. In addition, four screw holes 13a for fixing the on-panel support means 2 are formed in the fore-edge surface of the upper end of the column main body 13.

  As shown in FIG. 4A, the panel supporting means 2 includes a fixed portion 21 placed on the upper end of the column 1, an extending portion 22 extending outside the fixed portion 21, and an extending portion 22. And a locking piece 221 projecting upward along the longitudinal direction of the upper surface of the portion 22. The fixing portion 21 mounted on the upper end surface of the column 1 is fixed by a long screw or the like. The support body 13 is screwed and fixed by means of a screw hole 13a by means n.

As shown in FIG. 4 (b), the bracket 3 has a fixed wall 31 having a vertical surface for fixing to the column 1, and a mounting horizontally extending outward from a predetermined height position outside the fixed wall 31. A mounting portion 32 is provided, and a falling-off preventing piece 32 a is formed at an outer end of the mounting portion 32. The fixed wall 31 is inserted from below into a bracket mounting groove 131 provided in the column main body 13 of the column 1, and is fixed to the column.
The panel lower supporting means 4 has a substantially L-shaped cross section by a horizontal portion 41 mounted on the upper surface of the mounting portion 32 of the bracket 3 and a vertical portion 42 having the inside of the horizontal portion 41 bent upward and extended. Is formed as a long member, and is screwed and fixed to the mounting portion 32 of the bracket 3 in a state where the outer end of the panel lower support means 4 is in contact with or close to the falling-off preventing piece 32a of the bracket 3. ing.
In a state where the panel lower support means 4 is mounted and fixed to the bracket 3, a panel lower frame of the panel unit 5 described below is provided between the fixing wall 31 of the bracket 3 and the vertical portion 42 of the panel lower support means 4. A sufficient interval for inserting the lower locking piece 532 of the 53 is provided.
On the upper surface of the horizontal portion 41 of the panel lower support means 4, a ridge portion 41a is provided which comes into contact with the lower surface of the panel lower frame 53 of the panel unit 5 described later.

As shown in FIG. 5A, the panel unit 5 is formed by attaching a panel upper frame 52 and a panel lower frame 53 to upper and lower sides of a panel 51 such as a glass plate.
The panel upper frame 52 is opened downward, the glass frontage 521 into which the upper edge of the panel 51 is inserted, and an upper locking piece extending inward from the inner surface of the glass frontage 521, and further bending downward and hanging down. 522, a screw hole 521a is provided at the lower end of the inner surface of the glass frontage 521.
The panel lower frame 53 is opened upward, the glass frontage 531 into which the lower edge of the panel 51 is inserted, and extends downward from the upper end of the inner surface of the glass frontage 531, and is further bent downward and suspended downward. A screw hole 531a is formed at a position above the inner surface of the glass frontage portion 531. Further, a hanging piece 533 is provided from the outer end of the outer peripheral surface of the glass frontage 531 of the panel lower frame 53, and a support leg 531b is provided on the lower surface of the glass frontage 531.

Then, with the upper edge and the lower edge of the panel 51 inserted into the panel upper frame 52 and the panel lower frame 53, respectively, the glass frontage 521 of the panel 51 and the upper and lower panel upper frames 52 and the glass frontage of the panel lower frame 53. An airtight material s1 and a backup material b are disposed between the backup material 531 and the sealing material s2 at an inner peripheral position of the backup material b, thereby forming a seal structure in the panel unit 5.
When injecting the sealant s2 into the panel unit 5, a vertical frame-shaped jig (not shown) is used by using the screw holes 521a and 531a provided in the panel upper frame 52 and the panel lower frame 53, respectively. .), The panel unit 5 is temporarily fixed, and a vertical frame-shaped jig for connecting the panel upper frame 52 and the panel lower frame 53 is attached to the vertical fore-edge portion of the panel unit 5, whereby the panel unit 5 is fixed. And the sealing work can be performed reliably and easily by stabilizing the positional relationship between the members constituting the panel unit. In addition, the panel unit 5 can be transported with the jig mounted, and the panel unit 5 51 can be prevented from being damaged.

  As shown in FIG. 4 (a), the cap 6 includes a panel supporting means 2 attached between the upper ends of the columns 1 and a panel upper frame 52 of the panel unit 5 held by the panel supporting means 2. , And an end cap 61 made of resin is attached to the end.

(Construction method of handrail)
Next, a method for applying the handrail will be described with reference to FIG.
FIG. 6A shows a process of fixing a plurality of fixing fittings 11 to the skeleton B on which the handrail is to be installed, in accordance with the standing position of the column 1.
The configuration of the fixing bracket 11 is not particularly limited as long as it is firmly fixed to the frame B and has sufficient strength against the external force applied to the column 1. It is configured as a plate-like member made of steel or the like having a predetermined thickness dimension for ease of operation. For example, the fixing portion 111 of the fixing bracket 11 as a plate-like member is interposed between frame portions as structural members forming a balcony. By sandwiching and fixing with bolts or the like, it can be firmly attached to the frame B.

FIG. The process of attaching and fixing the reinforcing metal 12 from above to the support portion 112 of the fixing metal 11 fixed to the frame B is shown.
By arranging the reinforcing bracket 12 so as to fill a gap between the fixing bracket 11 having a small width and the supporting column body 13 with respect to the supporting column 1, the backlash of the supporting column body 13 with respect to the fixing bracket 11 is eliminated, and the entire supporting column 1 is provided. Can be improved in fixing strength. After the reinforcing fitting 12 is completely attached to the fixing fitting 11, the two parts are firmly integrated by fixing means n (FIG. 3) such as screws.

FIG. 6C shows a process of mounting and fixing the column main body 13 to the reinforcing fitting 12 from above.
When fixing the support body 13, the bracket 3 is inserted and fixed in advance in the bracket mounting groove 131 of the support body 13, and by fixing the support body 13, the bracket 3 may come off from the support body 13. Is prevented.
The reinforcing metal fitting 12 inserted into the support body 13 is formed of an aluminum alloy and has a cross section having a shape having protrusions at four corners of a hollow rectangular hollow portion, so that the support body 13 has a space for forming a screw hole 13a. In addition, since the manufacturing error between the reinforcing member 12 and the column main body 13 can be absorbed by deformation of the protruding piece or the like, the reinforcing member 12 and the column main body 13 are not fixed by fixing means such as screws. Even so, a strong connection is possible.

FIG. 6D shows a process in which the upper panel supporting means 2 is attached to the upper end of the main column body 13 and the lower panel supporting means 4 is attached to the bracket 3 fixed to the main column body 13.
A screw hole 13a is formed in the small edge at the upper end of the support body 13 (FIG. 3), and is fixed from above the panel supporting means 2 mounted on the upper end surface with fixing means n such as a long screw. The panel supporting means 2 can be attached to the upper end of the column body 13. Further, as shown in FIG. 4B, on the upper surface of the mounting portion 32 of the bracket 3 fixed to the column body 13, the lower panel support means 4 is mounted between the plurality of mounting portions 32, The lower panel supporting means 4 can be attached to the support body 13 by being fixed from above by fixing means such as screws.
Since the stopper 32a is provided on the upper surface of the outer end of the mounting portion 32 of the bracket 3, the outer distal end of the lower panel support means 4 mounted on the mounting portion 32 is attached to the stopper 32a. Abutting on or close to, the positioning in the expected direction can be easily performed, and even if the fixing means for fixing the lower panel support means 4 to the bracket 3 is loosened, it is possible to prevent the lower panel support means 4 from falling outward. Can be prevented.

FIG. 6E shows a process of attaching the panel unit 5 in which the panel upper frame 52 and the panel lower frame 53 are attached to the panel 51 to the column 1 via the panel upper supporting means 2 and the panel lower supporting means 4. ing.
The panel upper frame 52 and the panel lower frame 53 are fixed to the panel 51 in advance at a factory or the like, and the assembled panel unit 5 is transported to the site. The upper locking piece 522 of the panel upper frame 52 and the lower locking piece 532 of the panel lower frame 53 of the panel unit 5 conveyed to the site are moved vertically by the locking pieces 221 of the panel upper supporting means 2 and the panel lower supporting means 4. By locking to the part 42, the construction can be performed relatively easily without the need for specialized techniques for handling glass such as sealing work on site.

FIG. 6F shows a process of covering the upper panel supporting means 2 and the upper panel frame 52 of the panel unit 5 held by the upper panel supporting means 2 with the cover 6.
Since the upper locking pieces 522 of the panel upper frame 52 of the panel unit 5 and the locking pieces 221 of the panel upper supporting means 2 are locked and then firmly fixed with screws, when covering with the cap 6 after that, The cap 6 can be easily attached, and after the cap 6 is attached, the engagement of the panel upper frame 52 with the panel support means 2 can be prevented from coming off.

(Other embodiments)
As described above, as the handrail of the present invention, the embodiment in which the panel upper frame 52 of the panel unit 5 is supported by the panel supporting means 2 fixed to the column 1 has been described. The supporting means 2 on the panel for supporting the panel may be arranged at a predetermined height. For example, the supporting means 2 may be supported on a wall surface of a balcony shown in FIG.
For example, when the end of the panel supporting means 2 is close to the wall of the building, the end of the panel supporting means 2 may be arranged at a predetermined height via the wall bracket 7 fixed to the wall. it can. The wall bracket 7 fixed to the wall surface of the building is composed of, for example, a vertical surface portion 71 for fixing to the wall surface and a mounting surface portion 72 for mounting and fixing the panel supporting means 2. A screw hole for fixing to the wall surface is formed in the surface portion 71 as a long hole 71a which is long in the vertical direction.
This enables fine adjustment of the height position of the wall bracket 7 with respect to the wall surface. For example, even when used together with the column 1, the height of the end of the panel supporting means 2 is adjusted to the height of the column 1. The position can be determined accurately.

(Panel unit fall prevention structure)
The handrail according to the embodiment of the present invention has the configuration as the above-mentioned handrail, and also has the following panel unit fall prevention structure. Hereinafter, description will be made with reference to FIG.
The bracket 3 attached to the column 1 includes a fixed wall 31 inserted into the bracket mounting groove 131 of the column main body 13 and a mounting portion 32 horizontally extending outward from a predetermined height position outside the fixed wall 31. The upper end of the mounting portion 32 is bent upward, and a falling-off preventing piece 32a is provided. The falling-off preventing piece 32a has substantially the same size as the thickness of the horizontal portion 41 of the lower panel supporting means 4, and the outer end of the lower panel supporting means 4 mounted on the mounting portion 32 has a By being in contact with the piece 32a, it is positioned with respect to the bracket 3 both in the horizontal and vertical directions, and at the same time, easy dropping from the bracket 3 is prevented.

  On the upper surface of the horizontal portion 41 of the lower panel support means 4 which is fixed by fixing means such as screws while being positioned on the bracket 3, there is formed a protruding ridge 41 a which comes into contact with the lower surface of the lower panel frame 53 of the panel unit 5. At the same time, the vertical portion 42 rises from the inner end of the horizontal portion 41, and the upper portion thereof is inclined outward to lock the lower locking piece 532 of the panel lower frame 53 of the panel unit 5 inside the vertical portion 42. It is a guide for you.

On the other hand, the lower surface of the glass frontage 531 of the panel lower frame 53 of the panel unit 5 has support legs 531b placed on the horizontal portion 41 of the panel lower support means 4 and the outer side constituting the glass frontage 531. The wall is suspended downward to form a hanging piece 533, and the hanging piece 533 and a mounting surface 533 b mounted on the upper surface of the falling-off preventing piece 32 a formed on the outer end of the bracket 3 are prevented from falling off. An outer surface 533a is provided outside the piece 32a.
Furthermore, the lower locking piece 532 of the panel lower frame 53 is located inside the vertical portion 42 of the panel lower support means 4 when the panel lower frame 53 is placed on the horizontal portion 41 of the panel lower support means 4. At the same time, the lower end is formed to have a height dimension that abuts the mounting portion 32 of the bracket 3.

As described above, since the lower locking piece 532 of the panel lower frame 53 is positioned inside the vertical portion 42 of the panel lower support means 4 fixed to the bracket 3, the lower locking piece 532 is fixed by the fixing means such as a screw. Even if the screws or the like are damaged or loosened, the panel lower frame 53 is locked to the vertical portion 42, and the panel unit 5 can be prevented from falling outward.
Further, by mounting the panel lower frame 53 on the upper surfaces of the bracket 3 and the panel lower support means 4, the lower end of the horizontal portion 41 of the panel lower support means 4 and the lower surface of the panel lower frame 53 are formed outside. The drop prevention piece 32a formed on the outer end of the bracket 3 is sandwiched by the outer surface 533a of the hanging piece 533, and the mounting surface 533b of the hanging piece 533 of the panel lower frame 53 is placed on the upper surface of the drop prevention piece 32a. Is placed. The support leg 531b of the panel lower frame 53 comes into contact with the horizontal portion 41 of the panel lower support means 4, and the projection 41a of the horizontal portion 41 comes into contact with the lower surface of the panel lower frame 53. Further, the lower locking piece 532 of the panel lower frame 53 is configured to contact the inner surface of the vertical portion 42 of the panel lower support means 4 and the upper surface of the mounting portion 32 of the bracket 3.
Therefore, each of the bracket 3, the panel lower supporting means 4 and the panel lower frame 53 comes into contact with each other in the vertical direction and the horizontal direction, and the bracket 3, the panel lower supporting means 4 and the panel lower frame 53 mutually move in the horizontal direction and the vertical direction. Since the force can be directly transmitted, it is possible to prevent the external force from being concentrated on fixing means such as screws for connecting and fixing the members.

  As described above, the panel support structure formed by the bracket, the lower panel support means, and the panel lower frame of the panel unit for fixing the panel unit 5 to the support column 1 is vertically and horizontally aligned with each other. Since it is configured so as to have an integral shape as a whole, the support of the panel unit with respect to the bracket is stable, and the load on fixing means such as screws connecting each member can be reduced, For example, even when fixing means such as screws are damaged or loosened, it is possible to prevent the panel unit from dropping from the support.

1: Support 11: Fixing fitting 111: Fixing part 112: Supporting part 12: Reinforcing fitting 13: Support body 13a: Screw hole 131: Bracket mounting groove 2: Support means 21 on panel: Fixed part 22: Extension part 221: Lock Piece 3: Bracket 31: Fixed wall 32: Placement section 32 a: Fall prevention piece 4: Panel lower support means 41: Horizontal section 41 a: Ridge section 42: Vertical section 43: Panel lower frame 5: Panel unit 51: Panel 52: panel upper frame 521: glass frontage 521a: screw hole 522: upper locking piece 53: panel lower frame 531: glass frontage 531a: screw hole 531b: support leg 532: lower locking piece 533: hanging piece 533a: outer surface 533b: Placement surface 6: Kasagi 61: End cap 62: Cover member 7: Wall bracket 71: Vertical surface 71a: Slot 72 Mounting surface portion

Claims (1)

Consists of a plurality of columns standing on the building frame and a panel unit fixed between the columns,
At the lower position on the outside of each support, a bracket is provided toward the outside, and the panel lower support means is fixed between the plurality of brackets,
The panel lower support means is formed by a horizontal portion fixed to the upper surface of the bracket and a vertical portion rising from the inside of the horizontal portion,
The panel unit includes a panel and a panel lower frame fixed to a lower side of the panel, and a lower engagement portion extends downward inside the panel lower frame,
The handrail is characterized in that the panel lower frame is placed on the horizontal portion of the panel lower support means, and the lower engagement portion is disposed and fixed inside the vertical portion of the panel lower support means.