JP2017031669A - Floor structure construction method and floor structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a floor structure construction technology, easy in construction, and capable of shortening a construction period, without requiring a concrete form and a skilled technical engineer in construction.SOLUTION: A floor structure 100 comprises a wall body 20 formed in a standing-up shape by bricking a plurality of concrete blocks 10, a deck plate 30 placed so that the outer peripheral edge 31 covers a part (an inside near part of the wall body 20) of an upper edge part 21 of the wall body 20, a machine screw 40 and a receiver 41 being locking means for locking the deck plate 30 on the wall body 20, a form block 50 bricked in the upper edge part 21 of the wall body 20 and a concrete layer 60 placed so as to cover an upper surface of the deck plate 30 and the upper edge part 21 of the wall body 20.SELECTED DRAWING: Figure 4

Description

  The present invention relates to a technique for constructing a floor portion of a concrete block building.

  Various techniques have been proposed in the past for constructing a floor portion of a concrete block building. As a technique related to the present invention, for example, “Use a formwork concrete block described in Patent Document 1”. There is a construction method for floors and beams for building structures.

  In the construction method described in Patent Document 1, the edge side of the steel plate deck plate is placed in an overlapped state on the side wall plate upper surface of the formwork concrete block by about 2 cm, and an appropriate position on this edge is placed in the mold. It is fixed using a reverse L-shaped stopper from the back side of one side wall plate of the frame concrete block, and is equipped with multiple pieces of Zet Sepa metal fittings toward the opposite side wall plate of the formwork concrete block, A concrete panel is brought into contact with the opposite side wall plate surface of the formwork concrete block, and a box-shaped space of a certain depth is formed on the deck plate by fixing the concrete panel in a standing state with a zep separator. In this case, a concrete frame is placed after a reinforcing bar frame is assembled in a depth range of about 10 cm to 30 cm in the box-shaped space.

JP 2004-124485 A

  The construction method described in Patent Document 1 has the advantage of being able to quickly and easily construct the floor surface and beam members of a building structure, but has a large number of materials to use. Requires skilled technicians.

  Accordingly, the problem to be solved by the present invention is to provide a floor structure construction technique that does not require a concrete formwork and skilled technicians during construction, is easy to construct, and can shorten the construction period. It is in.

  The floor structure construction method of the present invention includes a step of stacking a plurality of concrete blocks to form an upright wall, and the outer peripheral edge of the deck plate covers a part of the upper edge of the wall. A step of placing a deck plate, a step of locking the deck plate to the wall, a step of assembling a formwork block on the upper edge of the wall, and covering an upper surface of the deck plate And a step of placing concrete to form a concrete layer.

  Further, the floor structure of the present invention includes a wall body that is formed upright by stacking a plurality of concrete blocks, and a deck that is placed so that the outer peripheral edge covers a part of the upper edge of the wall body. A plate, locking means for locking the deck plate to the wall, a formwork block assembled on an upper edge of the wall, an upper surface of the deck plate, and an upper edge of the wall And a concrete layer placed so as to cover.

  According to the present invention, it is possible to provide a floor structure construction technique that does not require a concrete formwork and a skilled engineer at the time of construction, can be easily constructed, and can shorten the construction period.

It is a partially-omission perspective view which shows the process of the floor structure construction method which is 1st Embodiment of this invention. It is a partially-omission perspective view which shows the post process of the process shown in FIG. FIG. 3 is a partially omitted cross-sectional view taken along line AA in FIG. 2 in order to show a subsequent process shown in FIG. 2. FIG. 4 is a partially omitted cross-sectional view illustrating a subsequent process of the process illustrated in FIG. 3. FIG. 5 is a partially omitted cross-sectional view taken along line BB in FIG. 4. It is a partially-omission perspective view which shows the process of the floor structure construction method which is 2nd Embodiment of this invention. FIG. 7 is a partially omitted cross-sectional view taken along the line CC in FIG. 6 in order to show a subsequent process shown in FIG. 6. FIG. 8 is a partially omitted cross-sectional view illustrating a subsequent process of the process illustrated in FIG. 7.

  The floor structure construction method and the floor structure 100 according to the first embodiment of the present invention will be described with reference to FIGS. In the floor structure construction method of the present embodiment, as shown in FIG. 1, a wall body 20 in a vertically standing state is formed by stacking a plurality of concrete blocks 10, and the outer peripheral edge 31 of the deck plate 30, The deck plate 30 is placed so that 32 covers a part of the upper edges 21 and 26 of the wall bodies 20 and 25 (portions closer to the inner surface of the wall bodies 20 and 25). The deck plate 30 is a member in which the crest portions 30a and the groove portions 30b are alternately formed. However, the deck plate 30 is not limited to this, and a flat deck plate can also be used.

  An outer peripheral edge 31 in a direction intersecting with the length direction of the peak portion 30 a and the groove portion 30 b of the deck plate 30 is placed on the upper edge portion 21 of the wall body 20. The outer peripheral edge 32 in a direction parallel to the length direction of the peak portion 30 a and the groove portion 30 b of the deck plate 30 is placed on the upper edge portion 26 of the wall body 25.

  Thereafter, as shown in FIG. 2, the outer peripheral edge 31 of the deck plate 30 is locked to the wall body 20 using a plurality of screws 40 which are locking means. At this time, as shown in FIG. 3, as shown in FIG. 3, an L-shaped receiving member 41 is attached with a screw 40 between the lower surface of the deck plate 30 and the inner surface of the wall body 20, and both are fixed. You can also. Also, as shown in FIG. 5, a receiving member 42 having an L-shaped cross section is attached with a screw 40 between the lower surface of the outer peripheral edge 32 of the deck plate 30 and the inner surface of the wall body 25, thereby fixing both.

  Next, as shown in FIG. 3, the formwork block 50 is assembled on the upper edge portion 21 of the wall body 20. The formwork block 50 includes a flat plate-like outer portion 51 having the same width and height as the outer portion 11 of the concrete block 10, a flat plate-like inner portion 52 having a smaller width than the outer portion 51, and the outer portion 51 and the inner portion. And a pair of connecting portions 53 that connect 52 in a parallel state.

  As shown in FIG. 3, when the outer part 11 of the concrete block 10 and the outer part 51 of the mold block 50 are stacked so as to form the same plane, the inner part 52 of the mold block 50 is wider than the outer part 51. Therefore, spaces in which the concrete can flow in the direction of the arrow X are formed on both sides of the inner portion 52.

  Thereafter, as shown in FIG. 4, when concrete is placed on the deck plate 30, a part of the concrete is filled into the block 10 and the formwork block 50 along the direction of the arrow X shown in FIG. 3. At the same time, a concrete layer 60 covering the upper surface of the deck plate 30 is formed, and the floor structure 100 is completed. As shown in FIG. 5, the upper edge portion 26 of the wall body 25 on which the outer peripheral edge 32 parallel to the length direction of the peak portion 30a and the groove portion 30b of the deck plate 30 is placed Since the sub-wall body 27 that is flush with the side surface is formed, the concrete placed on the upper surface of the deck plate 30 does not flow out of the wall body 25.

  Thus, in the floor structure construction method of the present embodiment, the plurality of concrete blocks 10 are stacked to form the upright wall bodies 20 and 25, and the outer peripheral edges 31 and 32 of the deck plate 30 are the wall bodies, respectively. The deck plate 30 is placed so as to cover a part of the upper edge portions 21 and 26 of the 20 and 25, and after the deck plate 30 is locked to the wall bodies 20 and 25, a mold is formed on the upper edge portion 21 of the wall body 20. The floor structure 100 can be constructed without using a concrete formwork by stacking the frame blocks 50 and placing concrete so as to cover the upper surface of the deck plate 30 to form the concrete layer 60. it can.

  As described above, the floor structure construction method of the present embodiment does not require a skilled engineer during construction, and is easy to construct. In addition, since the work for setting the concrete formwork and the work for removing the concrete formwork after the solidification of the concrete are not required, the construction period can be shortened.

  Next, based on FIGS. 6-8, the floor structure construction method and the floor structure 200 which are 2nd Embodiment of this invention are demonstrated. In FIGS. 6 to 8, portions denoted by the same reference numerals as those in FIGS. 1 to 5 are members common to each other, and thus description thereof is omitted.

  As shown in FIG. 6, in the floor structure construction method according to the present embodiment, a plurality of concrete blocks 10 are stacked to form a vertically standing wall body 20, and the outer peripheral edge 36 of the deck plate 35 is The deck plate 35 is placed so as to cover a part of the upper edge portion 21 of the wall body 20 (the portion near the inner side surface of the wall body 20), and is fixed to the wall body 20 using screws 40.

  The deck plate 35 is a member in which crest portions 35a and groove portions 35b are alternately formed, and an outer peripheral edge 36 in a direction intersecting the crest portions 35a and the groove portions 35b is placed on the upper edge portion 21 of the wall body 20. Yes. A portion of the deck plate 35 near the outer peripheral edge 36 of the mountain portion 35a is closed by an inclined portion 37 having a downward slope continuous toward the outer peripheral edge 36, and has a so-called end closed shape.

  Next, as shown in FIG. 7, a formwork block 55 is assembled on the upper edge portion 21 of the wall body 20. The formwork block 55 includes a flat plate outer portion 56 having the same width and height as the outer portion 11 of the block 10, a flat plate inner portion 57 having a smaller width than the outer portion 51, and the outer portion 56 and the inner portion 57. And a pair of connecting portions 58 that connect the two in parallel.

  As shown in FIG. 7, when the outer portion 11 of the block 10 and the outer portion 56 of the formwork block 55 are assembled so as to form the same plane, the inner portion 57 of the formwork block 55 is wider than the outer portion 56. Since it is small, spaces where concrete can flow in the direction of arrow Y are formed on both sides of the inner portion 57.

  Thereafter, as shown in FIG. 8, when concrete is placed on the deck plate 35, a part of the concrete is filled into the block 10 and the formwork block 55 along the direction of the arrow line Y shown in FIG. 7. At the same time, a concrete layer 61 covering the upper surface of the deck plate 35 is formed, and the floor structure 200 is completed.

  Also in the floor structure construction method of the present embodiment, the floor structure 200 can be constructed without using a concrete formwork. Therefore, a skilled engineer is unnecessary for the construction, and the construction is easy. In addition, since the work for setting the concrete formwork and the work for removing the concrete formwork after the solidification of the concrete are not required, the construction period can be shortened.

  The floor structure construction method and floor structures 100 and 200 described with reference to FIGS. 1 to 8 are examples of the present invention, and the floor structure construction method and floor structure of the present invention are the floor structure construction described above. It is not limited to the method and floor structure 100,200.

  The floor structure construction technique of the present invention can be widely used in the fields of the construction industry and the construction industry as construction techniques for various buildings using concrete blocks.

DESCRIPTION OF SYMBOLS 10 Concrete block 11,51 Outer part 20,25 Wall body 21,26 Upper edge part 27 Subwall body 30,35 Deck plate 30a, 35a Mountain part 30b, 35b Groove part 31, 32, 36 Outer periphery 40 Screw 41 Receptacle 50 , 55 Formwork block 51, 56 Outer part 52, 57 Inner part 53, 58 Connection part 60, 61 Concrete layer 100, 200 Floor structure

Claims (2)

  A step of stacking a plurality of concrete blocks to form an upright wall, and a step of placing the deck plate so that the outer peripheral edge of the deck plate covers a part of the upper edge of the wall, A step of locking the deck plate to the wall, a step of stacking a formwork block on an upper edge of the wall, and placing concrete so as to cover an upper surface of the deck plate to form a concrete layer A floor structure construction method comprising: a forming step;   A wall body formed in a standing shape by stacking a plurality of concrete blocks, a deck plate placed so that an outer peripheral edge covers a part of an upper edge portion of the wall body, and the deck plate mounted on the wall A locking means for locking to the body, a formwork block assembled on the upper edge of the wall, and a concrete layer placed so as to cover the upper surface of the deck plate and the upper edge of the wall And a floor structure.

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