Waffle slab structure, floor structure and method for constructing floor structure

A floor structure, comprising:

• two longitudinal beams arranged along a longitudinal direction;
• two transverse beams arranged along a transverse direction perpendicular to the longitudinal direction, wherein the two transverse beams and two longitudinal beams are arranged to define the peripheries of the floor structure;
• a plurality of beams arranged along the longitudinal direction, the plurality of beams spaced at intervals between the two longitudinal beams and parallel to each other, wherein an end of the beams that is adjacent to the two transverse beams is mounted to one of the two transverse beams;
• two first waffle slab structures, each of which comprising:
• a plurality of waffle slabs arranged along the longitudinal direction and connected in series, each of the plurality of waffle slabs comprising a plurality of through holes that penetrate each of the plurality of waffle slabs along a thickness direction of the waffle slabs;
• and
• at least one beam, each of which comprises an upper portion and a lower portion opposite to the upper portion, wherein the upper portion is arranged between two waffle slabs adjacent to the beam and is integrated with the two waffle slabs, and
• wherein each of the at least one beam comprises a first rebar cage, comprising:
• first rebar sections arranged in the upper portion of the beam;
• second rebar sections arranged in the lower portion of the beam;
• and
• connecting rebar sections, each with two ends connected to a first end of the corresponding one of the first rebar sections and a first end of the corresponding one of second rebar sections, respectively, and the connecting rebar sections extending beyond a first side of the beam and being substantially C-shaped, and
• wherein the first rebar sections comprise a first rebar and a second rebar parallel to each other, wherein a second end opposite to the first end of the first rebar is coupled with a first connecting rebar, and a second end opposite to the first end of the second rebar is coupled with a second connecting rebar, wherein the first connecting rebar and the second connecting rebar extend beyond a second side of the beam, opposite to the first side of the beam, and
• wherein the at least one beam further comprises a shearing plate located in the second side of the at least one beam, the shearing plate comprising an embedded portion embedded in the second side of the at least one beam, and an engaging portion extending beyond the second side of at least one beam, and
• wherein the two first waffle slab structures are arranged adjacent to the two longitudinal beams, respectively, with each shearing plate of the two waffle slab structures engaged with a groove of one of the two longitudinal beams;
• and
• at least one second waffle slab structure, comprising:
• a plurality of waffle slabs arranged along the longitudinal direction and connected in series, each of the plurality of waffle slabs comprising a plurality of through holes that penetrate each of the plurality of waffle slabs along a thickness direction of the waffle slabs;
• and
• at least one beam, each of which comprises an upper portion and a lower portion opposite to the upper portion, wherein the upper portion is arranged between two waffle slabs adjacent to the beam and is integrated with the two waffle slabs, and
• wherein each of the at least one beam comprises a second rebar cage, comprising:
• first rebar sections arranged in the upper portion of the beam;
• second rebar sections arranged in the lower portion of the beam;
• and
• connecting rebar sections, each with two ends connected to both ends of the corresponding one of first rebar sections and both ends of the corresponding one of second rebar sections;
• wherein the first rebar sections, the second rebar sections and the connecting rebar sections form loops, and
• wherein the connecting rebar sections extend beyond the two ends of the beam, respectively, wherein each of the connecting rebar sections is substantially C-shaped, and
• wherein the at least one second waffle slab structure being arranged between the two first waffle slab structures;
• wherein the connecting rebar sections of each first rebar cage of the two first waffle slab structures are staggered with the connecting rebar sections of the second rebar cage of the at least one second waffle slab structure in the transverse direction.

A method for constructing floor structure, comprising:

• providing two longitudinal beams arranged along a longitudinal direction;
• providing two transverse beams arranged along a transverse direction perpendicular to the longitudinal direction, and arranging the two transverse beams and two longitudinal beams to define the peripheries of the floor structure;
• providing a plurality of beams arranged along the longitudinal direction, spaced at intervals between the two longitudinal beams, and parallel to each other;
• hoisting two first waffle slab structures so that the two first waffle slab structures are arranged adjacent to the two longitudinal beams, respectively, wherein each of the first waffle slab structure comprises:
• a plurality of waffle slabs arranged along the longitudinal direction and connected in series, each of the plurality of waffle slabs comprising a plurality of through holes that penetrate each of the plurality of waffle slabs along a thickness direction of the waffle slabs;
• and
• at least one beam, each of which comprises an upper portion and a lower portion opposite to the upper portion, wherein the upper portion is arranged between two waffle slabs adjacent to the beam and is integrated with the two waffle slabs, and
• wherein each of the at least one beam comprises a first rebar cage, comprising:
• first rebar sections arranged in the upper portion of the beam;
• second rebar sections arranged in the lower portion of the beam;
• and
• connecting rebar sections, each with two ends connected to a first end of the corresponding one of the first rebar sections and a first end of the corresponding one of second rebar sections, respectively, and the connecting rebar sections extending beyond a first side of the beam and being substantially C-shaped, and
• wherein the first rebar sections comprise a first rebar and a second rebar parallel to each other, wherein a second end opposite to the first end of the first rebar is coupled with a first connecting rebar, and a second end opposite to the first end of the second rebar is coupled with a second connecting rebar, wherein the first connecting rebar and the second connecting rebar extend beyond a second side of the beam, opposite to the first side of the beam, and
• wherein the at least one beam further comprises a shearing plate located in the second side of the at least one beam, the shearing plate comprising an embedded portion embedded in the second side of the at least one beam, and an engaging portion extending beyond the second side of at least one beam;
• engaging each shearing plate of the two waffle slab structures with a groove of one of the two longitudinal beams;
• and
• providing and disposing at least one second waffle slab structure to be between the two first waffle slab structures, wherein the at least one second waffle slab structure comprises:
• a plurality of waffle slabs arranged along the longitudinal direction and connected in series, each of the plurality of waffle slabs comprising a plurality of through holes that penetrate each of the plurality of waffle slabs along a thickness direction of the waffle slabs;
• and
• at least one beam, each of which comprises an upper portion and a lower portion opposite to the upper portion, wherein the upper portion is arranged between two waffle slabs adjacent to the beam and is integrated with the two waffle slabs, and
• wherein each of the at least one beam comprises a second rebar cage, comprising:
• first rebar sections arranged in the upper portion of the beam;
• second rebar sections arranged in the lower portion of the beam;
• and
• connecting rebar sections, each with two ends connected to both ends of the corresponding one of first rebar sections and both ends of the corresponding one of second rebar sections;
• wherein the first rebar sections, the second rebar sections and the connecting rebar sections form loops, and
• wherein the connecting rebar sections extend beyond the two ends of the beam, respectively, wherein each of the connecting rebar sections is substantially C-shaped, and
• wherein the connecting rebar sections of each first rebar cage of the two first waffle slab structures are staggered with the connecting rebar sections of the second rebar cage of the at least one second waffle slab structure in the transverse direction.