Foundation formwork system and method for constructing foundation formwork system

Abstract

To provide a foundation formwork system that allows components, such as beams and columns, to be easily positioned, thereby improving on-site workability.SOLUTION: A foundation formwork system 1 includes: a foundation formwork 20 having a first wall 21, a second wall 22 disposed opposite the first wall 21, and a bottom wall 23 connected to respective lower end parts of the first wall 21 and the second wall 22; and a beam 35 disposed between the first wall 21 and the second wall 22 in a facing direction X in which the first wall 21 and the second wall 22 face each other. An upper end of the beam 35 is positioned above an upper end of the second wall 22.SELECTED DRAWING: Figure 2

Claims

1. a foundation formwork having a first wall, a second wall disposed opposite the first wall, and a bottom wall connected to a lower end of the first wall and a lower end of the second wall, a beam disposed between the first wall and the second wall in a facing direction in which the first wall and the second wall face each other; Equipped with The bottom wall is disposed above the installation surface, A foundation formwork system, wherein an upper end of the beam is positioned above an upper end of the second wall.

2. a foundation formwork having a first wall, a second wall disposed opposite the first wall, and a bottom wall connected to a lower end of the first wall and a lower end of the second wall, a beam disposed between the first wall and the second wall in a facing direction in which the first wall and the second wall face each other; Equipped with an upper end of the beam is disposed above an upper end of the second wall; The foundation formwork system, wherein the beam is a steel beam.

3. The foundation formwork system according to claim 1 , wherein the installation surface is bedding mortar.

4. The foundation formwork system according to claim 1 or 2, wherein an upper end of the first wall is positioned higher than an upper end of the beam.

5. The foundation formwork system according to claim 1 or 2, wherein the lower end of the beam is positioned higher than the upper end of the second wall.

6. The foundation formwork system according to claim 1 or 2, wherein an end of the beam protrudes beyond an end of the foundation formwork in the longitudinal direction of the beam.

7. The foundation formwork system of claim 6 further comprising a first column connected to said end of said beam.

8. The foundation formwork system according to claim 7 , wherein the first column is arranged in an area that does not overlap with the arrangement area of ​​the foundation formwork in the longitudinal direction.

9. A connecting formwork is provided between adjacent foundation formworks, The foundation formwork system according to claim 8 , wherein the connecting formwork is arranged at a position corresponding to the first wall in the opposing direction.

10. a second pillar connected to an intermediate portion of the beam in the longitudinal direction; When the first wall side with respect to the second wall in the opposing direction is defined as a first side, The foundation formwork system according to claim 8 , wherein the position of the end of the first side of the second column and the position of the end of the first side of the first column coincide in the opposing direction.

11. The foundation formwork system described in claim 1 or 2, wherein the inner surface of the connection between the first wall and the bottom wall has a first inclined portion that gradually approaches the second wall as it extends downward.

12. The foundation formwork system described in claim 1 or 2, wherein the inner surface of the connection between the second wall and the bottom wall has a second inclined portion that gradually approaches the first wall as it extends downward.

13. a formwork placement step of placing a foundation formwork on the ground, the foundation formwork having a first wall, a second wall disposed opposite to the first wall, and a bottom wall connected to a lower end of the first wall and a lower end of the second wall, respectively; a beam disposing step of disposing a beam between the first wall and the second wall in an opposing direction in which the first wall and the second wall oppose each other; Do the following: In the formwork placement step, the bottom wall is placed above an installation surface, A construction method for a foundation formwork system, wherein in the beam placing step, the beam is placed so that an upper end of the beam is positioned above an upper end of the second wall.

14. a formwork placement step of placing a foundation formwork on the ground, the foundation formwork having a first wall, a second wall disposed opposite to the first wall, and a bottom wall connected to a lower end of the first wall and a lower end of the second wall, respectively; A beam arrangement step of arranging a beam, which is a shaped steel, between the first wall and the second wall in an opposing direction in which the first wall and the second wall oppose each other; Do the following: A construction method for a foundation formwork system, wherein in the beam placing step, the beam is placed so that an upper end of the beam is positioned above an upper end of the second wall.

15. A first pillar arranging step of arranging a first pillar is performed before the beam arranging step; The construction method for a foundation formwork system according to claim 13 or 14, wherein in the beam arranging step, a longitudinal end of the beam is connected to the first column.

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