JP2018199997A - Fixing structure and fixing structure construction method - Google Patents

Abstract

To provide a fixing structure which enables: a fixed material to be easily fixed to a steel structure column having a vertical groove in a manner that looks well; and a construction material to be easily installed.SOLUTION: A fixing structure 1 enables a fixed material 4 to be fixed to an exposed steel structure column 3 having a vertically long groove 2. The vertical groove 2 is configured to have: a width W1 at a groove entrance shorter than the width W2 at a groove inner section; and an elastic material 8 inserted in the groove inner section. The fixed material 4 has a plate-like shape and compresses the elastic material 8 with a side edge section thereof inserted into the vertical groove 2.SELECTED DRAWING: Figure 4

Description

  The present invention relates to a fixing structure for fixing a member to be fixed to a steel structural column having a vertical groove that is long in the vertical direction.

  Conventionally, when a plate material is fixed to a column material of a temporary building, there is disclosed one in which a side edge portion of the plate material is inserted and fixed in a longitudinal groove provided in the column material (for example, Patent Document 1). reference). The column material in this invention is formed by welding a C-shaped steel material to two orthogonal surfaces of a steel material having a rectangular cross section so that the vertical groove faces outward, and fixing the plate material to the vertical groove to form an outer wall. The plate material can be fixed to the pillar material easily and nicely.

  By the way, in general, if a structural column of a building such as a house is shown, a high design is required, so it is rarely used in the case of a steel structure, and the steel structural column is covered with a wall or a decorative material and hidden. It is often done. And also when exposing a structural pillar, a metal fitting will be exposed greatly and it is not excellent in design nature.

  In addition, for example, it is known to provide row columns or horizontal grids with a wooden base that is not a structural column for line-of-sight control between rooms, but a technique using a steel structural column for line-of-sight control is not known.

JP 2000-64504 A

  By the way, the pillar material of the above-mentioned patent document 1 is a pillar material which comprises the outer wall of a temporary building, and the designability calculated | required is not high. Moreover, since the side edge part of the board | plate material is only inserted in the vertical groove | channel of the column material, it cannot fully fix.

  In addition, when steel structural columns are covered with decorative materials, etc., there is a problem that the columns become thick. On the other hand, when the steel structural columns themselves are thinned or non-steel structural columns, the strength as a structural column is maintained. It becomes difficult. Moreover, if it is going to fix a construction material to a steel structure pillar, large-scale operations, such as welding and bolting, will be needed, and it will not be excellent in design nature.

  Therefore, the present invention is a fixing structure for fixing a material to be fixed to a steel structural column having a longitudinal groove, and can easily fix the material to be fixed to the steel structural column in a good-looking manner. It aims at providing the fixed structure which can be installed.

  The fixing structure of the present invention is a fixing structure for fixing a material to be fixed to a steel structural column having a vertical groove that is long in the vertical direction, wherein the vertical groove has a width at the groove inlet that is larger than the width inside the groove. The material to be fixed is a groove fixing portion that is held in the vertical groove, is formed narrower than the width of the groove inlet of the vertical groove, and from both sides of the groove fixing portion. A stopper capable of protruding and retreating is provided, and the stopper protrudes from both sides of the groove fixing portion while the groove fixing portion is inserted into the vertical groove.

  The fixing structure according to the present invention is characterized in that the groove fixing portion is channel steel, and the stopper is a bar that can be rotated horizontally and vertically.

  The fixing structure of the present invention is characterized in that a construction material receiver for fixing a construction material is fixed to the groove fixing portion.

  The fixing structure of the present invention is characterized in that the four longitudinal grooves are formed at equal intervals around the outer periphery of the steel structural column.

  The fixing structure of the present invention is characterized in that the steel structural column has an outer circumference formed by an arc or an elliptic arc when viewed in cross section.

  The construction method of the fixed structure of the present invention is formed in a steel structure column having a longitudinal groove which is formed long in the vertical direction and whose width at the groove inlet is shorter than the width inside the groove, and is narrower than the width of the groove inlet and protrudes from both sides. And a fixing structure construction method for fixing a fixed material provided with a retractable stopper, wherein the steel structural pillar is fixed between upper and lower building structural materials, and the fixed material is fixed to the stopper. The stopper is protruded from both sides of the fixed portion in a state of being inserted into the vertical groove in the retracted state and the fixed material is disposed in the vertical groove.

  According to the fixing structure of the present invention, the vertical groove is formed such that the width of the groove inlet is shorter than the width inside the groove, and the groove fixing portion which is a material to be fixed is formed narrower than the width of the groove inlet. Therefore, the groove fixing portion can be easily inserted into the vertical groove, and since the stopper projects from both sides of the groove fixing portion, the groove fixing portion can be reliably fixed inside the groove of the vertical groove. And since the groove fixing | fixed part is inserted in the inside of a vertical groove, it is hardly visible from the exterior, and the designability of a steel structure pillar is not reduced.

  According to the fixing structure of the present invention, the groove fixing portion is a grooved steel, and the stopper is a bar that can be rotated horizontally and vertically. Can be fixed to.

  According to the fixing structure of the present invention, since the work material receiver is fixed to the groove fixing part, for example, the design property of the steel plate can be easily reduced to the work material such as a shelf board, a horizontal lattice, and a blindfold screen. It can be fixed without.

  According to the fixing structure of the present invention, since four vertical grooves are formed at equal intervals around the outer periphery of the steel structural column, the groove fixing portions can be fixed in the four directions of the steel structural column, Various construction materials can be installed according to the required floor plan. Moreover, by providing four vertical grooves, one steel structural column looks like an assembly of four thin column members, and is excellent in design.

  According to the fixing structure of the present invention, the steel structure column has an outer periphery formed by a circular arc or an elliptical arc when viewed in cross section, so that the safety is high and the design is excellent.

  According to the construction method of the fixing structure of the present invention, the material to be fixed is inserted into the vertical groove with the stopper retracted, and the stopper is placed on both sides of the fixed part with the material to be fixed disposed in the vertical groove. By making it protrude from, it can fix | fix a to-be-fixed material to a steel structure pillar very easily with good design property.

The horizontal sectional view which shows the shape of steel structure pillars. The partial expansion perspective view which shows the structure of steel structure pillars. The figure which shows the state which fixed the two steel structure pillars between the upper and lower building structural materials. The figure which shows the state which fixes a to-be-fixed material to the vertical groove of the steel structure pillar of the fixed structure of 2nd embodiment. The perspective view explaining the external appearance structure of a to-be-fixed material. The perspective view explaining operation | movement of the stopper of a to-be-fixed material. The figure which shows the state which fixed the shelf between steel structure pillars with the fixing structure of 2nd embodiment. The figure which shows the fixed structure which fixes a horizontal lattice between two steel structure pillars as a modification of the fixed structure of 2nd embodiment. The figure which shows the example which fixed the horizontal lattice and the shelf between two steel structure pillars.

  Hereinafter, the fixing structure 1 and the construction method of the fixing structure of the present invention will be described with reference to FIGS. 1 to 9. The fixing structure 1 is a structure in which a material to be fixed 4 is fixed to a steel structural column 3 having a vertical groove 2. For convenience of illustration in each drawing, the steel structural column 3 is shown with only a part in the vertical direction extracted.

  As shown in FIGS. 1 and 2, the steel structural column 3 is a steel column material having four longitudinal grooves 2 that are long in the longitudinal direction at equal intervals around the outer periphery. The longitudinal grooves 2 are arranged every 90 degrees on the outer periphery and open in four directions. The longitudinal grooves 2 of the steel structural column 3 are not limited to those provided in four directions, and at least one longitudinal groove 2 may be provided in at least the steel structural column 3. As shown in FIG. 1, the steel structural column 3 is solid and has an outer peripheral surface formed by four elliptical arcs when viewed in a horizontal section, and a vertical groove 2 is formed therebetween. The longitudinal groove 2 is formed such that the edge of the groove inlet 21 swells so that the width W1 of the groove inlet is narrowed, and the width W1 of the groove inlet is shorter than the width W2 inside the groove. The width W1 of the groove inlet is not limited to the position on the outermost side of the vertical groove 2, but is a position close to the outer side of the vertical groove 2, and is the most opposite edge of the bulging portion of the edge of the groove inlet 21 The approaching position. Further, the width W2 inside the groove means the widest part on the back side of the groove inlet 21 of the vertical groove 2.

  As shown in FIG. 3, the steel structural column 3 is provided with a fixing portion 6 in which a flange 5 is formed at a stigma and a pedestal, and the stigma and the pedestal are fixed to a structural material of a building. In addition, in FIG. 3, although the example which has arrange | positioned the H-shaped steel beam as the building structural material 7 on the upper and lower sides of the steel structural pillar 3 is shown, the building structural material 7 is not limited to H-shaped steel. For example, when the steel structural column 3 is installed on the first floor, the column base may be fixed to the foundation as the building structural material 7.

  Since the steel structural column 3 is a representative column, it may be painted or processed to give the surface a texture in consideration of design.

  The fixing structure 1 of this embodiment fixes the to-be-fixed material 4 to the steel structural pillar 3 shown. In the present embodiment, a shelf holder 11a as a work material receiver 11 is fixed to the fixed material 4, and the shelf holder 11a fixes the shelf 17 so that the steel structural columns 3 are fixed. A shelf 17 is installed on the wall.

  The material to be fixed 4 in the present embodiment is a groove fixing portion 4b made of steel and provided with flanges 42 on both sides of the web 41. The groove fixing portion 4b is formed to be narrower than the width W1 of the groove entrance of the vertical groove 2, and the groove fixing portion 4b can be inserted into the vertical groove 2. The groove fixing portion 4b has notches 12 on both sides. As shown in FIGS. 5 and 6, the groove fixing portion 4 b is provided with a stopper 23 that can protrude and retract from both sides of the groove fixing portion 4 b. The stopper 23 protrudes from both sides of the notch 12 of the groove fixing portion 4b. The stopper 23 is a bar that is provided inside the groove fixing portion 4b and in which the longitudinal direction of the stopper 23 can rotate from vertical to horizontal. An operation portion capable of operating the rotation of the stopper 23 is formed outside the web 41 of the groove fixing portion 4b. As shown in FIG. 4 (B), the stopper 23 is formed longer than the width W2 inside the groove of the vertical groove 2 of the steel structural column 3 when protruding in the horizontal direction from both sides of the groove fixing portion 4b. The stopper 23 maintains the groove fixing portion 4b inserted into the groove of the vertical groove 2 of the steel structural column 3.

  As shown in FIGS. 5B and 6B, the shelf holder 11a includes a shelf plate fixing portion 13 and a back plate fixing portion 14. As shown in FIG. 7, the horizontal plate shelf 15 is fixed to the shelf fixing portion 13, and the vertical plate back plate 16 is fixed to the back plate fixing portion 14, thereby fixing the steel structure column 3 to the steel structure column 3. The formed shelf 17 is formed.

  The construction method of the fixed structure of this embodiment first fixes the steel structural pillar 3 between the beams as the upper and lower building structural members 7. And next, as shown to FIG. 4 (A) (B), the groove fixing | fixed part 4b is inserted in the vertical groove 2 of the steel structure pillar 3. As shown in FIG. At this time, as shown in FIG. 5A and FIG. 6A, if the groove fixing portion 4b is arranged so that the longitudinal direction of the stopper 23 is vertical, the stopper 23 is removed from the side surface of the groove fixing portion 4b. Since it does not protrude, the groove fixing portion 4b can be inserted into the vertical groove 2 without the stopper 23 interfering with the outer peripheral surface of the steel structural column 3.

  Then, as shown in FIGS. 5B and 6B, the stopper 23 is rotated so that its longitudinal direction is horizontal. Accordingly, the stopper 23 protrudes from both sides of the groove fixing portion 4b from the notch portion 12 of the groove fixing portion 4b, and the groove fixing portion 4b is fixed without coming out of the vertical groove 2 of the steel structural column 3. .

  Next, the shelf holder 11a is fixed to the web 41 of the groove fixing portion 4b, and as shown in FIG. 7, the shelf plate 15 is fixed to the shelf plate fixing portion 13 of the shelf receiver 11a and the rear plate is fixed. The shelf 17 is completed by fixing the back plate 16 to the part 14, and the shelf 17 fixed to the steel structure pillar 3 is completed. In FIG. 7, the shelf 17 is completed by installing the shelf plate 15 between the two steel structural columns 3, but the present invention is not limited to this, and one steel structure is provided. The shelf holder 11a fixed to the groove fixing portion 4b fixed to the vertical groove 2 of the pillar 3 may fix the shelf plate 15 and the back plate 16 in a cantilever manner. Further, as shown in FIG. 9, the shelf 17 provided between the two steel structural pillars 3 is formed with an intermediate partition plate 18 formed perpendicularly to the back plate 16 at the intermediate portion. Also good.

  Further, in the present embodiment, the fixed structure 1 has the shelf 17 fixed to the steel structural column 3, but is not limited thereto. For example, the horizontal lattice 19 and the blindfold screen are provided on the steel structural column 3. It is also possible to fix the artificial material such as. For example, as shown in FIG. 8, the fixing structure 1 fixes a groove fixing portion 4 b to a steel structural column 3, and a horizontal member via a lattice holder 11 b as a construction material receiver 11 in the groove fixing portion 4 b. 20 may be fixed. In this modification, the groove fixing portions 4b are respectively fixed to the mutually opposing longitudinal grooves 2 of the two steel structural columns 3, and the lattice holder 11b that receives the horizontal member 20 is fixed to the groove fixing portions 4b. . Then, the horizontal member 20 which is long in the horizontal direction is fixed to the lattice holder 11b, and the horizontal members 20 are arranged at equal intervals vertically as shown in FIG. The formed horizontal lattice 19 is formed. In FIG. 9, a horizontal lattice 19 and a shelf 17 are formed between the two steel structural columns 3.

  The construction method of the fixing structure 1 and the fixing structure is not limited to this, and the blindfold screen is fixed to the groove fixing portion 4b fixed to the vertical groove 2 of the steel structural column 3 via a screen holder (not shown). You may do.

  Needless to say, the embodiment of the present invention is not limited to the above-described embodiment, and can be appropriately changed without departing from the scope of the idea of the present invention.

  The fixing structure 1 and the construction method of the fixing structure according to the present invention can be suitably used, for example, as a structure for fixing an artificial material to a structural pillar of a house.

DESCRIPTION OF SYMBOLS 1 Fixed structure 2 Longitudinal groove 3 Steel structure pillar 4 To-be-fixed material 4b Groove fixing | fixed part 8 Elastic material 11 Construction material receptacle

Claims (6)

A fixing structure for fixing a material to be fixed to a steel structure column having a long vertical groove in the vertical direction,
The longitudinal groove is formed so that the width of the groove entrance is shorter than the width inside the groove,
The material to be fixed is a groove fixing portion held in the vertical groove, and is formed to be narrower than the width of the groove inlet of the vertical groove, and can protrude and retract from both sides of the groove fixing portion. There is a stopper,
The fixing structure characterized in that the stopper protrudes from both sides of the groove fixing portion while the groove fixing portion is inserted into the vertical groove.   The fixing structure according to claim 1, wherein the groove fixing portion is channel steel, and the stopper is a bar that can be rotated horizontally and vertically.   3. The fixing structure according to claim 2, wherein a construction material receiving member for fixing the construction material is fixed to the groove fixing portion.   The fixed structure according to any one of claims 1 to 3, wherein four vertical grooves are formed at equal intervals around the outer periphery of the steel structural column.   The fixed structure according to any one of claims 1 to 4, wherein an outer periphery of the steel structural column is formed as an arc or an elliptical arc when viewed in cross section. A steel structure column that is formed long in the vertical direction and has a vertical groove whose width at the groove inlet is shorter than the width inside the groove, is provided with a stopper that is narrower than the width of the groove inlet and can protrude and retract from both sides. It is a construction method of a fixed structure for fixing a fixing material,
Fixing the steel structural columns between the upper and lower building structural materials,
The material to be fixed is inserted into the vertical groove with the stopper retracted,
A fixing structure construction method, wherein the stopper is protruded from both sides of the fixed portion in a state where the fixed material is disposed in the vertical groove.

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