JP2005048392A - Handrail column installing device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a more rationally constituted handrail column installing device. <P>SOLUTION: This handrail column installing device is a device for supporting a handrail column 100 by a concrete skeleton 200, and has a bracket 300 for holding the column, and an anchor 210 arranged in the concrete skeleton, and is formed by fixing the bracket to the anchor. In the handrail column installing device, the bracket has a bracket body forming a column inserting hole for inserting the column, and a swelling part forming an anchor inserting hole for inserting the anchor; the concrete skeleton is provided with a pedestal 400 having a curved surface-like receiving surface 410; a lower end member 510 having a curved surface-like seat surface 510 adjusted to the receiving surface of the pedestal, is installed on the lower end of the bracket; and the column is adjusted in an inclination by shifting a phase of the seat surface of the lower end member to the receiving surface of the pedestal. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a handrail post mounting device that supports a handrail post installed on a balcony or a veranda of an apartment house.
[0002]
[Prior art]
As an apparatus for supporting the handrail support on the concrete frame, a device that includes a bracket for holding the handrail and an anchor provided on the concrete frame and that fixes the bracket to the anchor is widely used. For example, Patent Documents 1 and 2 describe this type of handrail column attachment device, which is configured to be capable of adjusting the inclination angle of the column.
[0003]
[Patent Document 1] Japanese Utility Model Publication No. 59-36592 [Patent Document 2] Japanese Patent No. 2724295
[Problems to be solved by the invention]
Now, handrails installed on balconies, verandas, etc. in apartment buildings are considered to be excellent in strength, durability, manufacturability, and design, and it is important that the installation work is easy. The device is also required to be further structurally considering these points.
[0005]
For example, in the case of the handrail support device for the handrail described in Patent Document 1, since the adjustment is complicated and the support is externally fitted to the support mounting portion, the outer peripheral shape of the support mounting portion There was a problem that it was weak in strength because it was necessary to make the shape that escaped the internal screw holes and the like, and it was necessary to make the shape somewhat smaller than the diameter of the support column. It is also a problem in strength that the column mounting portion is made of steel and has a welded portion.
[0006]
In addition, in the case of the column mounting device described in Patent Document 2, it has a lid that can be freely opened and closed in the opening of the bracket body, and is screwed in a state where the first lock bolt and the second lock bolt are embedded. Although a technique to be worn is used, there is a problem that when the adjustment is necessary again, the column must be once removed and a series of position adjustment operations must be performed again, which is extremely inefficient. Thus, in the construction site of a handrail, there is a demand for a structure that absorbs the vertical dimensional error of the column and correctly installs it without removing the bracket and the column from the pedestal.
[0007]
This invention is made | formed in view of this situation, The objective is to provide the handrail support | pillar mounting apparatus comprised more rationally.
[0008]
[Means for Solving the Problems]
The invention described in claim 1 of the present application is a device for supporting a pillar of a handrail on a concrete frame, and includes a bracket for holding the column and an anchor provided on the concrete frame, and the bracket is attached to the anchor. In the handrail post mounting device fixed,
The bracket includes a bracket body in which a column insertion hole for inserting the column and a bulging portion in which an anchor insertion hole for inserting the anchor is formed,
The concrete housing is provided with a pedestal having a curved receiving surface, and a lower end member having a curved seating surface matching the receiving surface of the pedestal is provided at the lower end of the bracket,
The support column is a handrail support device having a configuration in which an inclination angle thereof is adjusted by shifting a phase of a seat surface of the lower end member with respect to a receiving surface of the base. According to such a structure, the handrail support | pillar mounting apparatus comprised more rationally is obtained.
[0009]
That is, the handrail post mounting device of the present invention uses a bracket having a bracket body and a bulging portion, and is configured so that the inclination angle of the post can be adjusted. If the column and the anchor are inserted through the column insertion hole and the anchor insertion hole, respectively, the support strength of the column is sufficiently ensured. The appearance is also smart. And when adjusting the inclination angle of a support | pillar using such a bracket, while providing the base which has a curved-shaped receiving surface in a concrete frame, the curved-shaped seating surface which matches the receiving surface of a pedestal in the lower end of a bracket It is made by the lower end member which has. That is, the inclination angle of the column with respect to the concrete frame is adjusted by shifting the phase of the seating surface of the lower end member with respect to the receiving surface of the pedestal.
[0010]
The invention described in claim 2 of the present application is that, in claim 1, the receiving surface of the pedestal and the seating surface of the lower end member are provided with uneven portions that can be fitted to each other and phased in stages. It is the handrail support | pillar attachment apparatus of the structure which was made.
[0011]
That is, by providing such uneven portions on the receiving surface and the seating surface, it is possible to adjust the inclination angle of the column in a stepwise manner and to make sure that the column is stationary at a certain angle.
[0012]
The invention described in claim 3 of the present application is the handrail post mounting device according to claim 1, wherein the bracket is an extrusion member formed by extrusion.
[0013]
The support post insertion hole and the anchor insertion hole of the bracket are extruded and can be efficiently manufactured while ensuring their accurate dimensional accuracy. Furthermore, since the column insertion hole and the anchor insertion hole are integrated in the extrusion direction, there is very little structural concern that a crack will occur between them.
[0014]
The invention described in claim 4 of the present application is the handrail post mounting device according to claim 1, wherein the bracket is integrally formed with a bracket body and a bulging portion.
[0015]
In addition to the extrusion molding described in the above claims, the bracket can be integrally formed by casting, for example.
[0016]
The invention described in claim 5 of the present application is the handrail post mounting device according to claim 1, wherein the lower end member is mounted on the bracket.
[0017]
That is, the bracket and the lower end member can be configured as separate members.
[0018]
In the invention described in claim 6 of the present application, in claim 5, a female screw part is provided on the lower surface of the bracket, and a through hole through which a male screw part is inserted is provided in the lower end member, and the male screw part is inserted through the through hole. And the handrail support | pillar attachment apparatus of the structure which screwed the said lower end member to the said bracket.
[0019]
When the bracket and the lower end member are separate members, the lower end member can be easily attached to the bracket by such a screwing structure. Further, the bracket and the lower end member are accurately and firmly supported by screwing.
[0020]
The invention described in claim 7 of the present application is the handrail post mounting device according to claim 6, wherein the lower end member is provided with an anchor insertion hole corresponding to the anchor insertion hole of the bulging portion. .
[0021]
When the bracket and the lower end member are separate members, an anchor insertion hole is also required in the lower end member. This anchor insertion hole is provided corresponding to the anchor insertion hole of the bulging portion in order to insert the anchor. It is what
[0022]
The invention recited in claim 8 of the present application is the handrail post mounting device according to claim 1, wherein the bracket and the lower end member are integrally formed.
[0023]
The bracket and the lower end member of the above claims may be formed integrally with the bracket and the lower end member in addition to the separate members.
[0024]
The invention described in claim 9 of the present application is the handrail post mounting device according to claim 8, wherein a curved seating surface matching the receiving surface of the pedestal is provided on the lower surface of the lower end member.
[0025]
Thus, when the bracket and the lower end member are integrally formed, a curved seat surface that matches the receiving surface of the pedestal is provided on the lower surface of the lower end member.
[0026]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, specific examples of the present invention will be described in detail with reference to the drawings. A handrail post mounting device 1 shown in FIGS. 1 to 3 is a device that supports a handrail post 100 on a concrete case 200, a bracket 300 for holding the post 100, and a plurality of anchors 210 provided on the concrete case 200. The bracket 300 is fixed to a plurality of anchors 210.
[0027]
The bracket 300 includes a bracket body 300A having a column insertion hole 310 through which the column 100 is inserted, and a bulging portion 300B having a plurality of anchor insertion holes 320 through which each anchor 210 is inserted. In this example, extrusion molding is performed. It is made of an extruded member made of aluminum alloy.
[0028]
In addition, the bracket 300 can be appropriately formed of an aluminum alloy extruded member, an aluminum casting, an aluminum die cast, or the like.
[0029]
In this example, the bracket 300 is provided such that the upper end surface 300a of the bracket body 300A and the upper end surface 300b of the bulging portion 300B are flush with each other.
[0030]
When the bracket 300 is formed of an extruded member, for example, the upper end surface 300a of the bracket body 300A and the upper end surface 300b of the bulging portion 300B can be provided flush with each other by cutting the member at a predetermined interval. Thereby, formation of a bracket can be performed easily and reliably.
[0031]
For example, the upper end surface 300b of the bulging portion 300B may be provided on the step surface with respect to the upper end surface 300a of the bracket body 300A. That is, the bracket main body and the bulging portion can be appropriately formed by cutting in casting or other manufacturing.
[0032]
Further, the concrete housing 200 is provided with a pedestal 400 having a curved receiving surface 410, and a lower end member 500 having a curved seating surface 510 matching the receiving surface 410 of the pedestal 400 is provided at the lower end of the bracket 300. Wearing. The lower end member 500 is attached to the lower end of the bracket 300 by screwing. The pedestal 400 and the lower end member 500 are provided with a plurality of anchor insertion holes 420 and 520 through which the anchor 210 is inserted.
[0033]
A pair of protrusions 401 and 401 are formed on both sides of the lower surface of the base 400.
[0034]
When the upper surface of the concrete frame is uneven, the pedestal becomes unstable due to the unevenness of the concrete frame when the bottom surface of the pedestal 400 is a flat surface. The influence of the unevenness of the housing can be reduced.
[0035]
The inclination angle of the column 100 is adjusted by shifting the phase of the seat surface 510 of the lower end member 500 with respect to the receiving surface 410 of the base 400. Furthermore, the receiving surface 410 of the pedestal 400 and the seating surface 510 of the lower end member 500 are provided with concavo-convex portions 411 and 511 that can be fitted to each other and can be phase-shifted in stages. It is possible to adjust the inclination angle stepwise and to make sure that it is stationary at a certain angle.
[0036]
Further, the anchor 210 protrudes from the upper end surface 300b of the bulging portion 300B of the bracket 300, and a nut N is screwed to the anchor 210, and the bracket 300, the lower end member 500 and the pedestal 400 are pressure-bonded with the concrete casing 200. ing.
[0037]
The anchor 210 protrudes from the upper end surface 300b of the bulging part 300B, and a nut is screwed onto the anchor, and the bracket, the lower end member, and the base are crimped to the concrete housing 200. It will be securely fixed to the concrete frame. And since an anchor is nut-fastened in the upper end of a bulging part, it can perform separately with the adhering of the support | pillar with respect to a bracket.
[0038]
The attachment method of the support is as follows. First, the concrete frame 200 is provided with a plurality of anchors 210, and the pedestal 400 is disposed on the anchors 210. The anchor 210 is inserted into the anchor insertion hole 420 of the base 400. Next, the bracket 300 to which the lower end member 500 is attached is disposed. That is, the seat surface 510 of the lower end member 500 is placed on the receiving surface 410 of the base 400. The anchor 210 is inserted into the anchor insertion hole 320 of the bracket 300 and the anchor insertion hole 520 of the lower end member 500. And the support | pillar 100 is inserted in the support | pillar insertion hole 310 of the bracket 300, and the bracket 300 and the support | pillar 100 are screwed. Thereafter, by shifting the phase of the seating surface 510 of the lower end member 500 with respect to the receiving surface 410 of the base 400, the inclination angle of the support column 100 is adjusted to be vertical, and the nuts N are screwed onto the anchors 210 to engage the bracket 300. Secure completely. W in the figure is a washer interposed between the bracket 300 and the nut N.
[0039]
The anchor 210 is an anchor bolt in which a male screw to which the nut N is screwed is formed. Each anchor 210 has its lower end portion inserted into a hole drilled at a key point of the concrete casing 200 and filled with a curable filling material in the gap with the hole portion. It is provided in a state protruding vertically from the concrete housing 200.
[0040]
In addition, the concrete housing 200 of this example is an elongate thing with a fixed width | variety, and the some anchor 210 is provided over the longitudinal direction of the concrete housing 200. FIG. Further, each of these anchors 210 is located at the approximate center in the width direction of the concrete frame 200. According to such a configuration, the bracket 300 can be firmly fixed by the plurality of anchors 210. In addition, a sufficient interval can be set between the side surface of the concrete frame 200 in the width direction and the anchor 210, and the anchoring strength of the anchor 210 is satisfactorily ensured. That is, the bracket 300 is preferably fixed by a plurality of anchors 210 provided at appropriate intervals. Further, in order to sufficiently secure the support strength of the support column 100, the position of the anchor 210 needs to be shifted from the edge of the concrete frame 200 to the center side to some extent. However, if a plurality of anchors 210 are provided across the width direction of the elongated concrete casing 200, the distance between the edge of the concrete casing 200 and the anchor 210 may be slightly narrowed. In conclusion, in such a case, a plurality of anchors 210 may be provided along the longitudinal direction of the concrete frame 200. In particular, since the concrete frame 200 is aged after construction, when repairing a handrail provided with a plurality of anchors 210 across the width direction of the concrete frame 200, the edges of the concrete frame 200 and the anchors 210 are fixed. It is desirable to set the interval between and wider than the initial one. Therefore, the configuration of the present example in which a plurality of anchors 210 are provided along the longitudinal direction of the concrete frame 200 is extremely effective in repairing such a handrail.
[0041]
Further, in this example, the nut N screwed to the anchor 210 is exposed to the outside, but is located directly under the lower rail of the handrail (not shown), so there is a concern that the aesthetics will be significantly impaired. Absent.
[0042]
As described above, the bracket 300 of the present example is formed of an extruded member in which the column insertion hole 310 and the plurality of anchor insertion holes 320 are extruded, and the column does not pass through the anchor insertion hole 320 on the side surface. A plurality of through holes 301 reaching the insertion hole 310 are formed. The support column 100 is screwed to the bracket 300 with a plurality of male screw parts B ₁ that reach the support column insertion hole 310 from each through hole 301. The key point of the strut 100, a plurality of female screw portion 101 is screwed to the male screw part B _1, respectively, are formed.
[0043]
In particular, as a method of attaching the support column 100, (1) a method of fixing the bracket 300 and the support column 100 after screwing the bracket 300 to the concrete case 200, and (2) a method of fixing the bracket 300 to the concrete case 200 and then the bracket 300. In addition, a method of screwing the support column 100 is conceivable. Here, if the through hole 301 passes through the anchor insertion hole 320 and reaches the support post insertion hole 310, the anchor 210 inserted into the anchor insertion hole 320 becomes an obstacle in the method (2). inconvenient arises that not inserting the male screw part B ₁ represents the hole 301. FIG. 4 illustrates a case where the through hole 301 passes through the anchor insertion hole 320 and reaches the column insertion hole 310.
[0044]
That is, as shown in FIG. 4, the bulging portion 300B of the bracket 300 by inserting the male screw part _{B 1,} is for screwing the bracket body 300A and pillars 100. That is, while the lower portion of the strut 100 providing the female screw portion 101, a through hole 303,320 for inserting the male screw part _{B 1} is provided in the bulging portion 300B and the bracket body 300A of the bracket 300, the male screw part B from the through-hole ₁ , the bracket body and the column are screwed together.
[0045]
As described above, in the case shown in FIG. 4, the head of the male screw part B ₁ is brought into the anchor insertion hole 320. That is, the bracket 300 of this example shown in FIGS. 1 to 3 is such that the through hole 301 reaches the post insertion hole 310 without passing through the anchor insertion hole 320. There is an advantage that the method (2) can be appropriately selected, and in this example, the method (2) is adopted in consideration of the convenience of construction adjustment.
[0046]
Further, through hole 301 and the female screw portion 101 of post 100 of the bracket 300 faces the building side, the task of screwing the male screw part _{B 1} represents, is carried out from the side of the building. However, in that less noticeable male screw part B ₁ in the building side, the through hole 301 and the female screw portion 101 on the side surface of the bracket 300 facing the building provided, constructed from the side of the building so as to screwing the male screw parts Also good. Further, if configured screwing the male screw part B ₁ from both the building side and the outer, it is also possible to further improve the strength of supporting struts 100. Furthermore, for screwing the bracket 300 and the support 100, the female screw portion 101 of post 100 and the male screw part B ₁ slightly smaller stoma than the diameter, to which so forcibly screwed the male screw part B ₁ It may be configured. Or you may comprise so that a nut may be screwed together in the external thread part using the external thread part which penetrates the bracket 300 and the support | pillar 100. FIG.
[0047]
The pedestal 400 of this example is formed by drilling an anchor insertion hole 420 in an extruded member made of an aluminum alloy. The receiving surface 410 is a cylindrical surface-shaped portion having a predetermined polarity that is curved toward the top. With respect to the concrete housing 200, the cylinder is arranged in a state in which the height direction of the cylinder is parallel to the longitudinal direction of the concrete housing 200. The uneven portion 411 of the receiving surface 410 is a plurality of grooves or protrusions having a V-shaped cross section formed in parallel with the height direction of the cylinder.
[0048]
Furthermore, the lower end member 500 of this example is formed by drilling an anchor insertion hole 520 in an extruded member made of an aluminum alloy. The seat surface 510 coincides with the receiving surface 410 of the pedestal 400 and is a cylindrical surface portion curved toward the upper part. As with the pedestal 400, the concrete casing 200 is arranged in a state where the height direction of the cylinder is parallel to the longitudinal direction of the concrete casing 200. The concavo-convex portion 511 of the seat surface 510 is a plurality of V-shaped protrusions or grooves formed in parallel to the height direction of the cylinder. Further, the key point of the bottom member 500 has pierced a plurality of through holes 501, the bottom member 500 and the bracket 300 are screwed in respectively in Kakutsuana 501 inserted through a plurality of male screw parts B ₂ The The key point of the bracket 300, a female screw portion 302 is screwed such male screw part B ₂ are provided.
[0049]
The inclination angle of the support column 100 is adjusted by gradually shifting the phases of the concave and convex portions 411 and 511 on the receiving surface 410 of the base 400 and the seating surface 510 of the lower end member 500. By shifting the phases of the concavo-convex portions 411 and 511 stepwise, the support column 100 rises and falls in the width direction of the concrete frame 200.
[0050]
The anchor insertion holes 320, 420, and 520 in the bracket 300, the base 400, and the lower end member 500 have a sufficient clearance with respect to the anchor 210, and their cross-sectional shapes have a long diameter in the longitudinal direction of the concrete casing 200. Presents a long circle with That is, the bracket 300, the pedestal 400, and the lower end member 500 are configured to be adjusted to some extent in the longitudinal direction of the concrete casing 200.
[0051]
As described above, the handrail post mounting device 1 of the present example uses the excellent bracket 300 made of the extruded member and is configured to be capable of adjusting the inclination angle of the post 100, and is installed on a balcony, a veranda or the like. It can be used very suitably as a device for supporting the handrail support 100.
[0052]
In the above specific example, the case where the bracket 300 and the lower end member 500 are separate members has been described as an example, but the bracket and the lower end member may be integrally formed. In this case, a seating surface 510 that is a cylindrical surface portion having a predetermined polarity curved toward the upper portion is provided on the lower surface of the lower end member 500 integrally formed with the bracket 300. What is configured in this way is that a desired bracket structure can be obtained, for example, by integrally forming with a casting or by forming an appropriate metal member into a predetermined shape by cutting or the like.
[0053]
【The invention's effect】
As described above, the present invention is an apparatus for supporting a pillar of a handrail on a concrete frame, and includes a bracket for holding the column and an anchor provided on the concrete frame, and the bracket is fixed to the anchor. In the handrail strut mounting device, the bracket includes a bracket body in which a pillar insertion hole for inserting the pillar is formed, and a bulging portion in which an anchor insertion hole for inserting the anchor is provided, and the concrete frame is provided with the bracket body. Is provided with a pedestal having a curved receiving surface, a lower end member having a curved seating surface matching the receiving surface of the pedestal is provided at the lower end of the bracket, and the support column is a receiving surface of the pedestal It is a handrail support | pillar attachment apparatus of the structure by which the inclination angle is adjusted by shifting the phase of the seat surface of the said lower end member with respect to.
[0054]
According to the present invention configured as described above, the number of parts can be reduced, and the mounting structure can be ensured, so that a handrail column mounting apparatus configured more rationally than the conventional one is obtained. It is something that can be done.
[Brief description of the drawings]
FIG. 1 is a perspective view of the upper left of a front view showing a handrail post mounting device according to a specific example of the present invention.
FIG. 2 is an exploded perspective view of the upper left of the front surface showing the handrail support device according to a specific example of the present invention.
FIG. 3 is a perspective view of the lower left of the front showing the bracket and the lower end member, and (b) is an exploded perspective view of the lower left of the front showing the bracket and the lower end member, according to a specific example of the present invention.
FIG. 4 is an exploded perspective view in the upper left of the front showing a handrail post mounting device according to another embodiment of the present invention.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Handrail support | pillar attachment apparatus 100 Support | pillar 101 Female thread part 200 Concrete housing | casing 210 Anchor 300 Bracket 300A Bracket main body 300a Bracket main body upper end surface 300B Bracket bulge part 300b Bracket bulge upper end surface 301 Through-hole 302 Female thread part 303 Through-hole 310 Post Insertion hole 320 Anchor insertion hole 400 Base 401 Projection 410 Receiving surface 411 Concavity and convexity 420 Anchor insertion hole 500 Lower end member 501 Through hole 510 Seating surface 511 Concavity and convexity 520 Anchor insertion hole B ₁ Male thread part B ₂ Male thread part N Nut W Washer

Claims (9)

A device for supporting a handrail column on a concrete frame, comprising a bracket for holding the column and an anchor provided on the concrete frame, wherein the bracket is fixed to the anchor.
The bracket includes a bracket body in which a column insertion hole for inserting the column and a bulging portion in which an anchor insertion hole for inserting the anchor is formed,
The concrete housing is provided with a pedestal having a curved receiving surface, and a lower end member having a curved seating surface matching the receiving surface of the pedestal is provided at the lower end of the bracket,
The handrail post mounting device is characterized in that the inclination angle of the support column is adjusted by shifting the phase of the seat surface of the lower end member with respect to the receiving surface of the pedestal. The handrail post mounting device according to claim 1, wherein the receiving surface of the pedestal and the seating surface of the lower end member are provided with uneven portions that can be fitted to each other and can be shifted in phase in stages. 2. The handrail post mounting device according to claim 1, wherein the bracket is an extruded member formed by extrusion. The handrail post mounting device according to claim 1, wherein the bracket has a bracket body and a bulging portion formed integrally. The handrail post mounting device according to claim 1, wherein the lower end member is attached to the bracket. A female screw portion is provided on the lower surface of the bracket, and a through hole for inserting a male screw component is provided in the lower end member. The male screw component is inserted through the through hole, and the lower end member is screwed to the bracket. The handrail post mounting device according to claim 5. The handrail post attachment device according to claim 6, wherein the lower end member is provided with an anchor insertion hole corresponding to the anchor insertion hole of the bulging portion. The handrail post mounting device according to claim 1, wherein the bracket and the lower end member are integrally formed. 9. The handrail post mounting device according to claim 8, wherein a curved seat surface that matches a receiving surface of the pedestal is provided on a lower surface of the lower end member.

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