JP2007177559A - Method for mounting handrail and its mounting structure - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a method for mounting a handrail having excellent workability and economical efficiency while also having a durability and the mounting structure of the method. <P>SOLUTION: A base post 6 has a base member 12 filling a mounting hole bored to the surface of the skeleton of a building with an adhesive and being composed of a tabular pedestal section 22 and a post section projected upwards and formed to the pedestal section, a bolt member 14 screwing an intermediate section to the pedestal section and a square pipe 20 inserted to the base member. The bolt member is inserted into the mounting hole by using the base post 6 while the lower section of the pedestal section 22 is abutted against the surface of the skeleton and an adjusting bolt 40 is screwed into an adjusting tapped hole 30 formed to the pedestal section 22 and the heights of each site are adjusted. The pedestal section 22 is regulated to be made level and the base post 6 is disposed in upright, and each support section forming a handrail unit is inserted to the square pipe of the base post respectively and the handrail unit is disposed in upright after the adhesive is cured. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a handrail attachment method and an attachment structure thereof.

  Conventionally, a method for attaching a handrail is disclosed in Patent Document 1 regarding the attachment of a handrail post when the handrail is erected on a concrete frame. As shown in FIG. 7, a filler is injected into a mounting hole 72 drilled in a concrete frame 70, and the embedded member side of a connecting bracket 78 formed by a buried member 74 made of reinforcing bar and an angle-shaped steel material 76 is used. The filler is hardened by being inserted into the mounting hole 72, and the handrail body 80 is attached to the connection fitting 78.

  Further, Patent Document 2 discloses a handrail support fixture. In this fixture, a base member formed larger than the bottom area is attached to the lower surface of the middle pillar, and when the handrail support column is erected on the housing via the fixture, the load force applied to the handrail is reduced. The receiving surface is widened.

  Patent Document 3 discloses a method for attaching a handrail in a concrete building. In this, when the surface of the concrete frame is inclined, there is a description in which a foot cap whose surface is inclined is provided at the lower part of the column main body to vertically stand the column main body. Patent Document 4 also discloses a technique that allows a column to be erected vertically even when the surface of the concrete frame is inclined by the curved meshing surfaces disposed on the base member and the column bracket. ing.

Japanese Patent No. 3002859 JP 2002-54279 A Japanese Patent No. 2619781 Japanese Patent No. 2707424

  However, since the handrail mounting method described in the above cited reference 1 uses a steel material for the connecting member, the base portion of the connecting metal fitting is corroded due to rainwater that has entered the handrail strut or condensation in the strut, and the handrail is broken. There is a problem of fear. Moreover, the handrail support fixture described in the cited document 2 cannot be used when the housing is inclined.

  In this respect, the handrail attachment device of the cited document 3 is configured such that the support column stands upright with respect to the case that is inclined using the foot cap, but each time it is attached to the case having a different inclination angle, There is a problem that the management of parts is troublesome because it is necessary to use foot caps having different inclination angles. In addition, the handrail post fixing device of the cited reference 4 can freely put out the post vertically, but has a complicated structure and problems such as workability and manufacturing cost.

  The present invention has been made to solve the above problems, and an object of the present invention is to provide a handrail attachment method and an attachment structure that are excellent in workability and economy and also in durability.

  In order to solve the above technical problem, the method of attaching the handrail according to the present invention includes, as shown in FIGS. The mounting hole is filled with an adhesive, and a base member 12 including a plate-like pedestal portion 22 and a post portion 24 formed to project upward from the pedestal portion, and an intermediate portion is screwed to the pedestal portion, and the post portion The base post 6 having a bolt member 14 passing through the inside and a square pipe 20 fitted in the post portion of the base member, and the bolt partially protruding from the lower portion of the base post in the mounting hole While inserting a member, the lower part of the pedestal part 22 is brought into contact with the surface of the casing 48, the adjustment bolt 40 is screwed into the adjustment screw hole 30 provided in the pedestal part 22, and the lower part of the adjustment bolt 40 is From the bottom of the pedestal 22 Each post portion that forms the handrail unit 4 after the base post 6 is erected by adjusting the height of each portion by adjusting the height so that the pedestal portion 22 is leveled and the adhesive is cured. 42 is fitted into each square pipe of the base post, and the handrail unit is erected.

  Moreover, the attachment method of the handrail which concerns on this invention is forming the base part 22 and the post part 24 of the said base member 12 integrally by casting of stainless steel material.

  Further, in the handrail mounting method according to the present invention, the nut member 18 is fastened to the bolt member 14 protruding from the post portion 24 of the base post 6, and the upper portion of the bolt member 14 is fixed to the post portion 24. That is.

In the handrail mounting structure according to the present invention, mounting holes 50 are formed at predetermined intervals on the surface of the housing 48 of the building, the mounting holes 50 are filled with an adhesive, the base post 6 is embedded, and the adhesive is cured. , A handrail mounting structure for fitting and fixing the post portion 42 of the handrail unit 4 to the base post 6,
The base post 6 is composed of a plate-like pedestal portion 22 and a hollow post portion 24 formed to project upward from the pedestal portion, and a base member 12 obtained by casting stainless steel, and an intermediate portion on the pedestal portion 22. Is screwed onto the bolt member 14 that passes through the inside of the post portion 24, the square pipe 20 that is fitted into the post portion 24 of the base member 12, and the bolt member 14 that protrudes from the post portion 24. The bolt member 14, part of which protrudes from the lower part of the base post 6, is inserted into the mounting hole 50, and the lower part of the pedestal part 22 is brought into contact with the surface of the casing 48. The adjustment bolt 40 is screwed into the adjustment screw hole 30 provided in the pedestal portion 22, the pedestal portion 22 is adjusted to be horizontal, the base post 6 is erected on the housing, and the base post Is obtained by fitted fixing the handrail unit 4.

  According to the method of attaching the handrail according to the present invention, the adjustment bolt is screwed into the adjustment screw hole provided in the base portion of the base material, and the lower portion of the adjustment bolt is protruded from the lower portion of the base portion so that the height of each part is increased. The base post is erected by adjusting it so that the pedestal is horizontal, and the handrail unit is fitted and installed on the square pipe of the base post, so it is excellent in workability and workability. The base post can be installed upright and straight by adjusting the angle or height even if the housing is tilted or uneven, and the base post can be manufactured easily, such as the base member. Because it is assembled using simple parts, it has the effect of being economical.

  According to the handrail attachment method according to the present invention, since the base portion and the post portion of the base member are integrally formed by casting of stainless steel, a highly durable handrail structure that is resistant to wind and snow and has no corrosion can be obtained. There is an effect. In particular, although the base portion of the base post is easily affected by wind and snow or condensation, the corrosion resistance performance of this portion is enhanced and excellent durability is exhibited.

  According to the mounting method of the handrail according to the present invention, the nut member is fastened to the bolt member protruding from the post portion of the base post, and the upper portion of the bolt member is fixed to the post portion. Thus, the length of the bolt member can be freely adjusted, and there is an effect that it is rich in workability, convenience and strength.

  According to the mounting structure of the handrail according to the present invention, the base post includes a pedestal portion and a post portion formed to project upward from the pedestal portion, and the base member obtained by casting stainless steel, the bolt member, and the post portion. Since it has a square pipe inserted and inserted, an adjustment bolt is screwed into an adjustment screw hole provided in the pedestal part and adjusted so that the pedestal part becomes horizontal, and a configuration in which the base post is erected on the housing is adopted. Even if the chassis on which the handrail is installed is tilted or uneven, the base post can be erected straight by adjusting the angle or height, and it has excellent workability and workability. Because it is made of stainless steel with good corrosion resistance, it has a highly durable handrail structure that resists wind and snow and does not corrode, and the base post is assembled using easily manufactured parts such as base members. There is an effect that is also excellent in the corner of.

DESCRIPTION OF EMBODIMENTS Hereinafter, embodiments of a handrail attachment method and the like according to the present invention will be described with reference to the drawings.
This handrail is attached to a housing such as a balcony (such as a reinforced concrete structure) of a building such as an apartment.

  As shown in FIGS. 1, 2 and 5, the handrail has a handrail attachment 2 and a handrail unit 4 provided with handrail posts on both sides. The handrail fixture 2 includes a base post 6 serving as a base, a seal member 8 additionally provided thereon, and a seal receiver 10 for receiving the seal post 8. The base post 6 includes a base member 12, a bolt member 14 in which a screw is engraved on the entire bar, a steel washer plate 16, a nut member 18 and a square pipe 20 having a hole in the center. Have.

  The base member 12 has a pedestal portion 22 and a square cylindrical post portion 24 formed upright from the pedestal portion 22, and these are integrally formed by casting stainless steel (lost wax manufacturing method). In particular, although the base portion of the base post 6 is easily affected by wind and snow and condensation, high corrosion resistance can be obtained by making the base member 12 forming this portion a stainless material having good corrosion resistance. The base member 12 may be an aluminum casting.

  The pedestal portion 22 secures a large area in a bowl shape with respect to the post portion 24, thereby stabilizing the seating. The pedestal portion 22 has a rectangular shape with a screw hole 28 in the center, and four screw holes 28 near the four corners are provided with adjustment screw holes 30 for adjusting the pedestal portion 22 horizontally.

  The adjustment screw hole 30 is used for screwing the adjustment bolt 40 to adjust the inclination of the pedestal portion 22 with respect to the housing 48, keeping the pedestal portion 22 horizontal, and making the post portion 24 upright (vertical). If there are one or more adjustment screw holes 30, the pedestal portion 22 can be maintained horizontally, but two or more (preferably four) are preferably provided for fine adjustment.

  The pedestal portion 22 is formed with convex portions 32 at positions on the left and right sides of the screw holes 28, and left and right end portions are formed with engagement side portions 34 that are refracted upward. A long slot 36 is provided. The convex portion 32 is used for positioning the square pipe 20. The long hole portion 36 is a long hole when an expansion anchor bolt is attached and fixed when the base post is fixed to the housing without using an adhesive.

  As shown in FIG. 2, an intermediate portion of the bolt member 14 is screwed into the central screw hole 28 of the base member 12. Then, the washer plate 16 inserted through the bolt member 14 is attached to the upper end portion of the post portion 24, and the washer plate 16 is fastened with a nut member 18 screwed onto the bolt member 14 from above. Fix to the post portion 24.

  Further, as shown in FIGS. 3A and 3B, the square pipe 20 is fitted into the post portion 24 of the base member 12, and the square pipe 20 is fixed to the post portion 24 using screws 38, and the base post 6 is fixed. assemble. The base member 12 adjusts the water gradient and unevenness of the casing 48 by screwing the adjusting bolt 40 into the adjusting screw hole 30. The square pipe 20 is a cylinder having a rectangular cross section, and is made of a square-tube-shaped steel made of plating, or made of stainless steel or aluminum.

  As shown in FIG. 5, the handrail unit 4 is provided with column portions 42 at both ends, and a horizontal beam 44 is arranged vertically between the both column portions 42, and a vertical beam 46 is interposed between the horizontal beams. It is an attached shape. In addition, a flange-like base post cover 47 is fitted around the vicinity of the lower portions of both support columns 42.

Here, the attachment method of the said handrail is demonstrated.
First, as shown in FIGS. 4A, 4B, and 4C, mounting holes 50 are opened at predetermined intervals in a housing 48 (parapet or the like) such as a balcony of a building. The mounting hole 50 has a hole diameter of 20 mm and a hole depth of 130 mm, for example, and is drilled using a hammer drill or the like. Usually, the depth dimension of the mounting hole 50 is set to a predetermined size, but when the depth changes due to the arrangement of reinforcing bars or the like in the housing 48, the length of the portion protruding below the bolt member 14 is adjusted. To do. When the bolt member 14 is adjusted, the nut member 18 of the base member 12 is loosened, the bolt member 14 is turned to adjust the required length, the nut member 18 is fastened again, and the bolt member 14 is attached to the base member 12. Fix it.

  Next, an adhesive 52 is injected into the mounting hole 50. As this adhesive 52, for example, a urethane methacrylic resin-based curing time of about 1 hour is used. Then, the bolt member 14 protruding downward from the lower portion of the base post 6 is inserted into the mounting hole 50, and the lower portion of the base portion 22 of the base post 6 is brought into contact with the surface of the casing 48. As shown in FIG. 5, the sealing material 8 is fitted in the square pipe 20 of the base post 6 in advance, and the seal receiver 10 is fitted from above.

  Further, the adjustment bolts 40 are screwed into the four adjustment screw holes 30 provided in the pedestal portion 22, and the adjustment bolts 40 are adjusted, and the lower portions of the adjustment bolts 40 protrude from the lower surface portion of the pedestal portion 22. Then, the height of each part is adjusted with respect to the housing 48, and the base post 6 is adjusted to stand vertically with the pedestal portion 22 horizontal. The adjustment bolt 40 does not need to be screwed into all the four adjustment screw holes 30, and may be used only at a portion where height adjustment is required.

  The housing 48 is usually configured to incline downward toward the inside of the building for drainage of rainwater, so that a gap of a predetermined angle is formed between the pedestal portion 22 of the base post 6 and the surface of the housing 48. Is done. In this case, the adjustment bolt 40 is screwed into the adjustment screw hole 30 on the floating side of the pedestal portion 22, and the shaft portion of the adjustment bolt 40 is extended into the gap between the pedestal portion 22 and the surface of the housing 48. Adjust the pedestal 22 so that it is horizontal.

  Even when the housing 48 has irregularities such as unevenness, the adjustment bolt 40 is screwed into the necessary adjustment screw hole 30 of the pedestal portion 22 and the pedestal portion 22 is adjusted to be horizontal. When the surface of the casing 48 is horizontal, the adjustment with the adjustment bolt 40 is not necessary. Then, the base post 6 is kept vertical until the adhesive 52 is cured. Similarly, the other base posts 6 are filled by inserting the adhesive 52 into the mounting holes 50 and waiting for the adhesive to harden. The base post 6 is fixed to the housing 48 by the curing of the adhesive 52.

  When the base post 6 is fixed, the seal member 8 and the seal receiver 10 fitted into the square pipe 20 of the base post 6 are lowered and engaged with the upper portion of the base member 12. In this state, the seal receiver 10 covers the base portion 22 of the base member 12.

  As shown in FIGS. 5 and 6, after the adhesive 52 is hardened, both support posts 42 of the handrail unit 4 are fitted into the base posts 6, and the support 42 is used as a base by using screws 54. Fix to the square pipe 20 of the post 6. Further, a sealing process is performed around the lower end of each support column 42. At this time, a sealing material is filled in a gap between the support column 42 and the seal receiver 10 to perform a sealing process. A sealing process is also performed around the seal receiver 10 and the housing 48. Further, the base post cover 47 fitted in advance on the support post part 42 of the handrail unit 4 is lowered and installed on the housing 48 to cover the vicinity of the lower part of the support post part 42.

  Therefore, according to the handrail according to the above-described embodiment, the base post can be erected straight and vertically by adjusting the angle or the height even when the housing on which the handrail is installed is inclined or uneven. In addition, since the base member of the base post is formed of a material having good corrosion resistance such as stainless steel, it is possible to obtain a highly durable handrail structure that resists wind and snow and does not corrode. In addition, the base post is excellent in economic efficiency because it is assembled using easily-manufactured parts such as a base member.

It is a figure which shows the base post which concerns on embodiment of this invention. (A) is a figure which shows the state which attached the base member to embodiment, and (b) attached the bolt member to the base member. FIG. 4A is a cross-sectional view of a base post, and FIG. 4B is a cross-sectional view of the base post embedded in a housing according to the embodiment. It is a figure (a) (b) (c) showing an attachment process of a handrail concerning an embodiment of the invention. It is a disassembled perspective view which shows the attachment structure of the handrail which concerns on embodiment. It is a figure which shows the attachment structure of the handrail which concerns on embodiment. It is a figure which shows the attachment method of the handrail which concerns on a prior art example.

Explanation of symbols

4 Handrail Unit 6 Base Post 12 Base Member 14 Bolt Member 18 Nut Material 20 Square Pipe 22 Base Part 24 Post Part 30 Adjustment Screw Hole 40 Adjustment Bolt 42 Strut Part 48 Housing 50 Mounting Hole

Claims (4)

Drilling mounting holes at predetermined intervals on the building surface,
Fill the mounting holes with adhesive,
A base member comprising a plate-like pedestal portion and a post portion protruding upward from the pedestal portion; a bolt member having an intermediate portion screwed to the pedestal portion and passing through the inside of the post portion; and the base member Using a base post having a square pipe inserted into the post part,
The bolt member partially protruding from the lower part of the base post is inserted into the mounting hole, the lower part of the pedestal part is brought into contact with the surface of the housing, and the adjustment bolt is provided in the adjustment screw hole provided in the pedestal part. The height of each part is adjusted by projecting the lower part of the adjustment bolt from the lower part of the pedestal part, and the base post is erected by adjusting the pedestal part to be horizontal,
A method of attaching a handrail, characterized in that, after the adhesive is cured, each support column forming the handrail unit is fitted into a square pipe of the base post, and the handrail unit is erected.   2. The method for attaching a handrail according to claim 1, wherein the base portion and the post portion of the base member are integrally formed by casting a stainless steel material.   The handrail attachment method according to claim 1 or 2, wherein a nut member is fastened to the bolt member protruding from the post portion of the base post, and an upper portion of the bolt member is fixed to the post portion. Mounting holes are drilled on the surface of the building's body at a predetermined interval, and the mounting holes are filled with adhesive, the base post is embedded, and after the adhesive is cured, the handrail unit post is fitted and fixed to the base post. A handrail mounting structure,
The base post is composed of a plate-shaped pedestal part and a hollow post part protruding upward from the pedestal part, and a base member obtained by casting stainless steel, and an intermediate part is screwed to the pedestal part. A bolt member that passes through the inside of the post part, a square pipe that is fitted into the post part of the base member, and a nut member that is screwed into the upper part of the bolt member that protrudes from the post part,
Insert the bolt member partially protruding from the lower part of the base post into the mounting hole, bring the lower part of the pedestal part into contact with the surface of the housing, and attach an adjustment bolt to the adjustment screw hole provided in the pedestal part. A handrail mounting structure, wherein a base post is erected on the housing by being screwed in and adjusted so that the pedestal portion is horizontal, and the handrail unit is fitted and fixed to the base post.

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