JP3865423B2 - Assembled temporary passage - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to an assembly-type temporary passage in which a temporary passage can be easily assembled along protruding end portions of a plurality of horizontal steel members of a building under construction.
[Prior art]
During construction of the building, a scaffold is built outside the building for work on the outer wall, and a scaffold plate is fixed horizontally to the scaffold for transporting materials to form a temporary passage. In such a temporary passage, a scaffold is assembled by connecting and fixing pipe members with clamps, and a scaffold plate is sequentially placed between the horizontal pipes of the scaffold to form a temporary passage.
[0003]
[Problems to be solved by the invention]
In the above-described conventional temporary passage, a scaffold is assembled with pipes, and a scaffold plate is hung over a horizontal member of the scaffold to form a temporary passage. There is a problem that a lot of manpower is required to assemble the scaffold.
Accordingly, an object of the present invention is to make it possible to easily provide a temporary passage around a building under construction even when there is no space for assembling a scaffold with pipes, and to easily and easily assemble the temporary passage. And
[0004]
[Means for Solving the Problems]
The present invention is an assembly-type temporary passage that is temporarily installed along protruding end portions of a plurality of horizontal steel members of a building under construction, and achieves the above object. Its temporary passage, and side steel opening side of the cross-section in a U-shaped section is Ru are arranged in two rows in the passage width intervals along the projecting end of said plurality of horizontal steel so that the outer, longitudinal direction of the side steel An engagement hole member provided at an appropriate interval on the inner side surface and having holes extending from top to bottom, a hole provided at an appropriate interval on the upper surface in the longitudinal direction of the side surface steel material, and a hole into which a handrail column is inserted, and a passage width interval A pair of bar-shaped connecting members each having a locking piece detachably inserted into a locking hole member provided on each inner side surface of the pair of side steel members arranged, and a pair of side steel members arranged in two rows A scaffold plate spanned on adjacent connecting members whose ends are locked in order along the longitudinal direction of the hole member. Moreover , between two side steel materials adjacent to each other in the longitudinal direction, a connecting member having a U-shaped cross section slightly smaller than the cross section of the side steel material is arranged, and the two side steel materials are connected by bolts, thereby connecting the side steel materials longer. can do. Furthermore, a locking hole is provided in each of the standing surface and the lower surface of one end of the side steel material, a locking hole is provided in the standing surface of the other end of the side steel material, and the locking is inserted into the lower surface locking hole on the lower surface. By providing a protruding piece and a locking member having a locking piece to be inserted into the locking holes of the two upstanding surfaces, the side steel members can be connected long.
[0005]
When the above-mentioned assembly-type temporary passage is temporarily installed along the protruding ends of a plurality of horizontal steel members that support the floor of the building under construction, the side steel materials are disposed along the protruding end portions of the plurality of horizontal steel materials, and the width of the passage Are arranged in two rows, and both end locking pieces of the connecting material are successively inserted into the pair of locking hole members of the two rows of side steel materials, and the two rows of side steel materials are connected at a predetermined interval. Next, the side steel material is fixed to the protruding end portion using a clamp or the like, and the scaffolding plates are successively passed between two adjacent ones of the connecting members, and then the side steel materials on both sides are If a handrail post is inserted and fixed in a hole provided in the upper surface in the longitudinal direction , a temporary passage can be assembled and provided around the building under construction. In this way, by supporting the temporary passage at the protruding end of the horizontal steel material of the building, the temporary passage can be provided even when there is no space for assembling the scaffolding around the building, and the temporary passage can be assembled easily and easily. be able to. Furthermore, when connecting side steel materials long , both ends of the connecting member are placed inside the U-shaped cross section of the side steel materials on both sides and fixed with bolts to connect the two side steel materials in the longitudinal direction, By providing two locking holes at one end of the steel material and by providing locking holes and locking protrusions at the other end, two side steel members are arranged in the longitudinal direction, and one of the side steel materials on one side is engaged. the stop hole, inserting the other of the locking protrusion and the remaining engaging hole may be or connecting the two side steel by inserting the locking piece of the locking member in the longitudinal direction.
[0006]
DETAILED DESCRIPTION OF THE INVENTION
An embodiment of the temporary passage according to the present invention will be described with reference to FIGS.
The assembly-type temporary passages are provided along the protruding end portions 1 of a plurality of horizontal steel materials (for example, I-shaped steel) that support the floor of the building under construction, and are arranged in two rows at the protruding width portions 1 of the horizontal steel materials at a passage width interval. A side steel material 2 fixed to the base material, a connecting material 4 connecting the pair of side steel materials 2 at a predetermined interval, and a scaffolding plate 5 supported by the connecting material 4, which are easily installed temporarily. It can be assembled in the passage.
[0007]
As shown in FIG. 1, the side steel 2 is formed in a linearly long shape with a U-shaped cross section, and the side steel 2 is along the protruding end 1 of the horizontal steel so that the opening side of the cross section is the outside. Used in two rows. A plurality of locking hole members 6 are provided on the inner side surface of the side steel material 2 at appropriate intervals in the longitudinal direction of the side steel material 2. The locking hole member 6 has a hole opened from the top to the bottom, and a locking piece 4a of the connecting member 4 to be described later can be detachably inserted. The upper end position of the locking hole member 6 is a position slightly below the upper end of the side steel member 2, and the upper part of the side steel member 2 projects upward from the scaffold plate 5 in a state where the scaffold plate 5 is spanned as described later. It functions as a side plate. In addition, although the hole of the locking hole member 6 has a square cross section, other cross sectional shapes are also possible. Moreover, although the side steel material 2 was formed in the cross-sectional U shape, it can apply also to the steel material processed into I-shaped steel, H-shaped steel, or a cross-sectional square shape.
[0008]
Further, the side steel material 2 is provided with a plurality of holes 7 at appropriate intervals in the longitudinal direction of the upper surface, and a column support cylinder 8 is provided below each hole 7 so that the column of the handrail 9 extends downward from the hole 7. 9a can be inserted and fixed. As shown in FIG. 4, the handrail 9 is provided with a handrail bar 9 b whose length can be adjusted in the horizontal direction at the upper part of the support column 9 a, and the lower part of the support column 9 a is formed to be a little thin so that it can be inserted into the support column 8. Yes. In addition, you may form the lower part of the support | pillar 9a of a handrail in the well-known outer diameter adjustment axis | shaft which can adjust an outer diameter in size.
[0009]
Since the temporary passage is provided long along the protruding end portions 1 of a plurality of horizontal steel materials, the side steel materials 2 need to be connected as shown in FIG. 3, and in that case, the two side steel materials 2 adjacent in the longitudinal direction are required. A connecting steel material 10 having a U-shaped cross section that is slightly smaller than the cross section of the side steel material is arranged between them and can be connected by bolts 11. Note that both ends of the connecting steel material 10 are placed inside the U-shaped cross-sections of the side steel materials 2 on both sides, and the bolts 11 are made to coincide by adjusting the lengths of a plurality of bolt holes provided on both sides. It can be fixed.
[0010]
In order to connect the side steel members 2 in the longitudinal direction, as shown in FIG. 5, a bracket having an L-shaped cross section is welded to one end of the side steel members 2 or the side steel members are notched, and the standing surface 2 a and the bottom surface of the side steel members 2 are 2b is provided with locking holes 21 and 22, respectively, a locking hole 23 is provided on the standing surface 2a at the other end, a locking protrusion 24 is provided on the lower surface 2b, and a pin hole 25e is provided on the upper surface. Thus, the two side steel materials 2 adjacent in the longitudinal direction may be connected. In addition, the side steel material 2 of FIG. 5 is further provided with protruding pieces 2c parallel to the standing surface at both ends of the U-shaped cross section. In addition, the locking member 25 has a locking piece 25b projecting perpendicularly to one part of a bracket 25a having an L-shaped cross section, and a pin hole formed in the locking piece 25b and a part of the bracket 25a parallel to the locking piece 25b. 25c and 25d are provided, and a pin 26 inserted into the pin holes is attached to the bracket 25a via a chain.
And when connecting the two side surface steel materials 2 arranged in the longitudinal direction, the locking protrusions 24 at the end of one side surface steel material are inserted from above into the locking holes 22 on the lower surface of the other side surface steel material. The stop member 25 is pushed in as shown by the arrow A in the figure, and the locking piece 25b is inserted into the locking holes 21 and 23 on both standing surfaces, and the pin 26 is further inserted into the pin holes 25d, 25e, and 25c and connected. . In this state, since the direction of the locking protrusion 24 and the pin 26 is orthogonal to the locking piece 25b, the locking protrusion 24 and the pin 26 do not easily come out and can be firmly connected.
[0011]
Moreover, in order to maintain the space | interval of a pair of side surface steel material 2 arrange | positioned at channel | path width | variety space | interval, as shown in FIG.3 (c), it connects with the reinforcing material 12 in X shape. Therefore, a locking hole is provided at both ends of the reinforcing member 12 so that the locking hole can be engaged with a retaining pin provided in the side steel material 2.
[0012]
As shown in FIG. 1, the connecting member 4 has locking pieces 4a projecting downward at both ends of the bar, and the locking pieces 4a engage with the holes of the locking hole member 6 of the side steel material. It can be done. The locking piece 4a is formed in a quadrangular cross section corresponding to the hole cross section of the locking hole member 6, and its tip is slightly narrowed to facilitate insertion. The connecting member 4 has a quadrangular cross section, but may have a round cross section so that the hook 5a at the end of the scaffold plate 5 can be easily engaged. The locking piece 4a also corresponds to the locking hole member 6. The cross-sectional shape can be made.
The connecting agent 4 has a constant length, but as shown in FIG. 6, the central part is formed in a double cylinder so that the length can be adjusted, and a plurality of holes 4b in the double cylinder part are provided. The passage width may be changed and adjusted by inserting a pin or the like at an appropriate position and fixing the length.
As shown in FIG. 2 (b), the scaffold plate 5 is provided with two hooks 5 a at both ends of the elongated plate portion, and the hooks 5 a on both sides are disposed between the pair of side surface steel members 2. The passage floor can be formed by engaging with the connecting member 4.
[0013]
In the case where a temporary passage is provided around the outer wall of a building under construction using the side steel member 2, the connecting member 4, and the scaffolding plate 5 constituting the assembly type temporary passage, a plurality of horizontal steel members of the building under construction are provided. Side steel materials 2 are arranged in two rows at the passage interval along the projecting end portion 1, and the locking pieces 4a at both ends of the connecting material 4 are inserted into the locking hole members 6 of the side steel materials 2 on both sides, respectively. The side steel material 2 is connected to the passage width interval. Next, the side steel 2 is fixed to the protruding end 1 of the horizontal steel by a clamp or the like. In addition, when a temporary channel | path is longer than the side surface steel material 2, the side surface steel material 2 adjacent to a longitudinal direction is connected with the volt | bolt 11 via the connection steel material 10, and it connects with a passage width space | interval with the connection material 4 as mentioned above.
[0014]
Next, the hooks 5a at both ends of the scaffold plate 5 are engaged with the adjacent connecting members 4 to form a passage floor. In this embodiment, three scaffold plates 5 are locked to one connecting member 4 to form a passage having a total width of the three scaffold plates. Furthermore, the handrail 9 can be provided on both sides of the temporary passage by inserting and fixing the handrail support 9a to each support column 8 of the side steel material 2 on both sides disposed at the passage width interval. By assembling in this way, a temporary passage can be provided around the building under construction.
[0015]
【The invention's effect】
The assembly-type temporary passage according to the present invention includes two rows of side steel members on the protruding end portions of a plurality of horizontal steel members in a building under construction, and the engagement holes of the side steel members on both sides are connected to both ends of the connecting material. By simply inserting the stop piece, the side steel members on both sides can be fixed at the passage width interval. In this state, the side steel members are fixed to the protruding end of the horizontal steel member, and the scaffolding plate is hung between the connecting members. Therefore, the temporary passage can be easily assembled. Further, since the side steel material is supported by the protruding end portion of the horizontal steel material, the temporary passage can be provided even when there is no space for assembling the scaffolding on the outer periphery of the building. Furthermore, the two side surface steel members arranged in the longitudinal direction can be firmly connected by the locking member, which is safe.
[Brief description of the drawings]
FIG. 1 is a perspective view of a state before placing a scaffolding plate of a passage portion in an assembly-type temporary passage according to the present invention.
FIG. 2 is a cross-sectional view (a) of an assembly-type temporary passage and a perspective view (b) of a scaffold plate.
FIG. 3A is a front view of an assembling-type temporary passage, FIG. 3B is a partial front view of a connecting portion portion of a side steel material, and a plan view of the temporary passage before a scaffold plate is attached.
FIG. 4 is a front view of a temporary passage in a state where a handrail is provided on a side steel material.
FIG. 5 is a perspective view showing another embodiment of a connecting portion of side steel materials.
FIG. 6 is a perspective view of another embodiment of a connecting member.
[Explanation of symbols]
2 Side steel material 4 Connecting material 5 Scaffold plate 6 Locking hole member 8 Support column 9 Handrail 25 Locking member

Claims (3)

Temporary passages that are temporarily installed along the protruding ends of a plurality of horizontal steel members of a building under construction, the passage widths along the protruding ends of the plurality of horizontal steel members so that the opening side of the cross section is outside in a U-shaped section. and side steel that will be arranged in two rows at intervals, the side provided at appropriate intervals in the longitudinal direction in the side surface of the steel material, the locking hole member having a hole from top to bottom, as appropriate in the longitudinal direction the upper surface of the side steel A rod-like shape that is provided at both ends with a hole that is inserted at intervals and into which a handrail column is inserted, and a locking piece that is detachably inserted into a locking hole member provided on each inner surface of a pair of side surface steel members arranged at a passage width interval And a scaffolding plate adapted to span between adjacent coupling members whose ends are locked in order along the longitudinal direction of the pair of locking hole members of side steel materials arranged in two rows. An assembly-type temporary passage characterized by that. 2. A connecting member having a U-shaped cross section slightly smaller than the cross section of the side steel material is arranged between two side steel materials adjacent in the longitudinal direction, and the two side steel materials are connected by bolts. Assembling-type temporary passage. A locking hole is provided in each of the standing surface and the lower surface of one end of the side steel material, and a locking hole is provided in the standing surface of the other end of the side steel material, and the lower surface is inserted into the locking hole in the lower surface. protrusion is provided, prefabricated temporary passage according to claim 1, characterized in that the locking member is provided further comprising a locking piece that is inserted into the locking hole of said two standing surfaces.

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