Pillar for supporting a modular structure, beam intended to be supported on pillars of this type, and structure comprising said pillars and beams
Precast concrete column ( 1 ) for the support of structural modular floor, preferably dry assembled, comprising in its upper part a capital for the support ( 2 ) of beams ( 3 ), having the support capital ( 2 ) a square or quadrangular plan in such a way that four sides ( 21, 22, 23, 24 ) are defined for the support of the beams ( 3 ), in which each of the sides ( 21, 22, 23, 24 ) comprises concave recesses ( 4 ) of sides parallel to the axis of the beams ( 3 ) that define convex protrusions ( 5 ) which sides comprise bearing surfaces ( 6 ) such that when laying a beam ( 3 ), which ends are complementary to said recesses ( 4 ), the bearing forces have directions contained in a plane ( 41, 42, 43, 44 ) perpendicular to the axis of the beam ( 3 ), having said directions a horizontal component. The invention also refers to a beam complementary to this column and to slab segments, as well as to a structure provided with said columns, said beams and optionally also said slab segments.
1. Precast concrete column ( 1 ) for the support of structural modular floor, dry assembled, comprising on its upper part a capital for the support ( 2 ) of beams ( 3 ), having the support capital ( 2 ) a square or quadrangular plan in such a way that four sides ( 21 , 22 , 23 , 24 ) are defined for the support of the beams ( 3 ), wherein each of the sides ( 21 , 22 , 23 , 24 ) comprises concave recesses ( 4 ) of sides parallel to the axis of the beams ( 3 ) that define convex protrusions ( 5 ) which sides comprise bearing surfaces ( 6 ) such that when laying a beam ( 3 ), which ends are complementary to said recesses ( 4 ), the bearing forces have directions contained in a plane ( 41 , 42 , 43 , 44 ) that is perpendicular to the axis of the beam ( 3 ), said directions having a horizontal component.
2. Column according to claim 1 , in which the concave recesses ( 4 ) are triangular or trapezoidal.
3. Column according to claim 1 in which the support capital includes passing through duct segments ( 11 ) in such a way that they allow threading the post-tensioning tendons.
4. Column according to claim 1 , comprising at least two recesses ( 4 ).
5. Column according to claim 1 in which all four sides ( 21 , 22 , 23 , 24 ) for the support of beams ( 3 ) comprise a protruding flap ( 14 ) in its bottom side intended to contain the grouting of the joints between the beams and the column.
6. Rectangular or quadrangular plan precast wide beam ( 3 ) made of prestressed concrete for modular structural floor, dry assembled, in such a way that four sides ( 31 , 32 , 33 , 34 ) are defined, two of them being end sides ( 31 , 33 ) for bearing the columns ( 1 ), wherein each of the end sides ( 31 , 33 ) comprises convex recesses ( 7 ) of sides parallel to the axis of the beam that comprise bearing surfaces ( 8 ) such that, when laying the beam ( 3 ) on a bearing capital ( 2 ) of a column ( 1 ) provided with protrusions ( 5 ) complementary to said recesses ( 7 ), the bearing forces have directions contained in a plane ( 41 , 42 , 43 , 44 ) perpendicular to the axis of the beam ( 3 ), said directions having a horizontal component.
7. Beam ( 3 ) according to claim 6 , wherein an axis of the beam is parallel to the long sides ( 32 , 34 ) in which at least one of the long sides ( 32 , 34 ) comprises concave recesses ( 9 ) of sides parallel to an axis of a slab segment ( 12 ) that comprise bearing surfaces ( 10 ) such that, when laying on the beam ( 3 ) the slab segments ( 12 ), which ends are complementary to said recesses ( 9 ), the bearing forces have directions contained in a plane ( 41 , 43 ) perpendicular to the axis of the slab segments ( 12 ), said directions having a horizontal component.
8. Beam according to claim 6 that includes passing through duct segments ( 11 ) in such a way that they allow the threading of the post-tensioning tendons.
9. Beam according to claim 6 in which one or two of its long side(s) comprise in its (their) bottom side a protruding flap ( 106 , 108 ) intended to contain the grouting of the joints between the slab segments and the beam.
10. Structure ( 50 ) composed by at least two columns ( 1 ) according to claim 1 , and at least one beam ( 3 ) made of prestressed concrete for modular structural floor, dry assembled, in such a way that four sides ( 31 , 32 , 33 , 34 ) are defined, two of them being end sides ( 31 , 33 ) for bearing the columns ( 1 ), wherein each of the end sides ( 31 , 33 ) comprises convex recesses ( 7 ) of sides parallel to the axis of the beam that comprise bearing surfaces ( 8 ) such that, when laying the beam ( 3 ) on a bearing capital ( 2 ) of a column ( 1 ) provided with protrusions ( 5 ) complementary to said recesses ( 7 ), the bearing forces have directions contained in a plane ( 41 , 42 , 43 , 44 ) perpendicular to the axis of the beam ( 3 ), said directions having a horizontal component.
11. Structure according to claim 10 , comprising slab segments ( 12 ) provided with convex recesses ( 13 ) for support over the long sides ( 32 , 34 ) of the beams.
12. Structure according to claim 11 in which the slab segments ( 12 ) include passing through duct segments ( 11 ) in such a way that they allow the threading of the post-tensioning tendons.
13. Structure according to claim 11 in which the bottom sides of the slab segments ( 12 ) comprise protruding flaps ( 106 , 108 ) intended to contain the grouting of the joints between the slab segments or with the beams parallel to them.