CN211646993U - Assembled large-span ribbed concrete roof - Google Patents
Assembled large-span ribbed concrete roof Download PDFInfo
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- CN211646993U CN211646993U CN201922303877.9U CN201922303877U CN211646993U CN 211646993 U CN211646993 U CN 211646993U CN 201922303877 U CN201922303877 U CN 201922303877U CN 211646993 U CN211646993 U CN 211646993U
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Abstract
An assembled large-span ribbed concrete roof comprises a plurality of roof boards, a right end board and a left end board, wherein the roof boards, the right end board and the left end board are all concrete structural boards, a plurality of longitudinal ribbed beams are cast on the lower end surface of each concrete structural board, rib plates are cast in the middle of the ribbed beams, and an upper waterproof splicing groove and a lower waterproof splicing groove are respectively cast on two side walls of each concrete structural board on the roof boards; pour on the right side wall of left end plate and have with last waterproof splice groove matched with left waterproof splice groove, pour on the left side wall of left end plate and have left gutter, pour on the left side wall of right end plate and have with waterproof splice groove matched with right waterproof splice groove down, pour on the right side wall of right end plate and have right gutter. The roof panel is designed to be of a multi-ribbed structure, and the width of the roof panel is enlarged by adopting the multi-ribbed structure, so that the hoisting capacity can be reduced, and the construction period can be shortened; the abutted seam structure is adopted, the concrete surface layer can be poured without using a supporting formwork, and the field construction is convenient; and a gutter is additionally arranged, so that the water resistance and drainage are facilitated.
Description
The technical field is as follows:
the utility model relates to a technical field of building, more specifically say and relate to an assembled large-span ribbed concrete roof.
Background art:
the application of the traditional cast-in-place concrete floor cover system to single-layer large-space buildings such as factory buildings is limited. The single-layer large-space building generally has the characteristics of high storey height, large structural span and the like. The layer height will cause the construction difficulty of the cast-in-place concrete floor system formwork support system and increase the safety risk. Large-span cast-in-place concrete structures require beam-slab elements of larger cross-section and more dense reinforcement, with consequent higher construction costs and longer construction periods. Therefore, the assembled precast concrete plates are required to be assembled to construct the roof of a single-layer large-space building; the existing fabricated concrete slab is generally a double-T slab, and the double-T slab consists of a wide panel and two narrow and high ribs; but the two T boards of present standard span is longer, and in being applied to the big space building of high strength individual layer, nevertheless the width is more relatively, and the big space building of individual layer need hoist many two T boards, and the construction cycle is long, need set up the formwork between the two adjacent T boards after the hoist and mount moreover, just can pour the concrete top layer, otherwise can follow during pouring and leak between the two T boards, leak the concrete, influence the quality on concrete top layer.
The utility model has the following contents:
the utility model aims to provide an assembled large-span ribbed concrete roof, which adopts a ribbed structure to enlarge the width of the roof panel, reduce the hoisting amount and shorten the construction period; and adopt the piece structure, need not use the formwork just can pour the concrete top layer, make things convenient for site operation.
An assembled large-span ribbed concrete roof comprises a plurality of roof panels, a right end plate and a left end plate which are distributed at the left end and the right end of the roof panels, wherein the roof panels, the right end plate and the left end plate are all flat concrete structural plates, a plurality of longitudinal ribbed beams are cast on the lower end surfaces of the concrete structural plates, transverse ribbed plates are cast in the middle of the ribbed beams, and the ribbed plates are cast with the lower end surfaces of the concrete structural plates; an upper waterproof splicing groove and a lower waterproof splicing groove with L-shaped sections are respectively cast on two side walls of the concrete structural slab on the roof panel; a left waterproof splicing groove matched with the upper waterproof splicing groove is cast on the right side wall of the left end plate, a left gutter is cast on the left side wall of the left end plate, a right waterproof splicing groove matched with the lower waterproof splicing groove is cast on the left side wall of the right end plate, and a right gutter is cast on the right side wall of the right end plate; 1/3, the distance between the ribbed plates on the same concrete structural slab is less than the width of the concrete structural slab;
the lower waterproof splicing groove of the left side roof panel in the concrete roof is buckled in the upper waterproof splicing groove of the adjacent right side roof panel; the upper waterproof splicing groove of the left end roof board in the concrete roof is buckled in the left waterproof splicing groove of the left end board; the lower waterproof splicing groove of the right end roof board in the concrete roof is buckled in the right waterproof splicing groove of the right end board; the upper end faces of the roof panel, the right end plate and the left end plate are in the same plane.
Preferably, concrete layers are poured on the upper end faces of the roof panel, the right end plate and the left end plate.
Preferably, the left end of the left gutter in the left end plate is exposed out of the upper end surface of the left end plate, and the upper end surface of the left end of the left gutter and the upper end surface of the concrete layer are in the same plane; the right end of the right gutter in the right end plate is exposed out of the upper end face of the right end plate, and the upper end face of the right gutter right end and the upper end face of the concrete layer are in the same plane.
Preferably, two ends of the concrete structural slab on the roof panel, the right end plate and the left end plate are respectively cast with a transverse auxiliary rib plate; and a plurality of triangular rib blocks are poured on the side wall of the multi-ribbed beam.
Preferably, the section of the multi-ribbed beam on the concrete structural slab is in an inverted isosceles trapezoid shape, and a plurality of groups of longitudinal steel bars are arranged in the multi-ribbed beam.
Preferably, the dense rib beams in the concrete structural slabs on the roof panel, the right end plate and the left end plate are uniformly distributed on the concrete structural slabs, and the distance between the dense rib beams in the same concrete structural slab is equal to the distance between the dense rib beam on the side edge of the concrete structural slab and the dense rib beam on the side edge of the adjacent concrete structural slab.
The beneficial effects of the utility model reside in that:
the roof panel is designed to be of a multi-ribbed structure, and the width of the roof panel is enlarged by adopting the multi-ribbed structure, so that the hoisting capacity can be reduced, and the construction period can be shortened; moreover, the abutted seam structure is adopted, so that the concrete surface layer can be poured without using a formwork, and the field construction is convenient; and a gutter is additionally arranged, so that the water resistance and drainage are facilitated.
Description of the drawings:
fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the inner roof panel of the present invention;
FIG. 3 is a schematic structural view of the inner right end plate of the present invention;
fig. 4 is a schematic structural view of the inner left end plate of the present invention;
fig. 5 is a schematic structural view of the inner roof panel of the present invention viewed from the bottom;
fig. 6 is an enlarged schematic view of the inner multi-ribbed beam of the present invention.
In the figure: 1. a roof panel; 11. an upper waterproof splicing groove; 12. a lower waterproof splice groove; 2. a right end plate; 21. a right waterproof splice groove; 22. a right gutter; 3. a left end plate; 31. a left waterproof splice groove; 32. a left gutter; 4. a concrete layer; a. a concrete structural panel; b. a multi-ribbed beam; c. a rib plate; d. an auxiliary rib plate; e. a rib block; f. and (5) reinforcing steel bars.
The specific implementation mode is as follows:
example (b): as shown in fig. 1 to 6, the assembled large-span multi-ribbed concrete roof comprises a plurality of roof panels 1, and a right end plate 2 and a left end plate 3 which are distributed at the left end and the right end of the roof panels 1, wherein the roof panels 1, the right end plate 2 and the left end plate 3 are all flat concrete structural plates a, a plurality of longitudinal multi-ribbed beams b are cast on the lower end surfaces of the concrete structural plates a, a transverse rib plate c is cast in the middle of each multi-ribbed beam b, and the rib plate c is cast with the lower end surfaces of the concrete structural plates a; an upper waterproof splicing groove 11 and a lower waterproof splicing groove 12 with L-shaped sections are respectively cast on two side walls of a concrete structural slab a on the roof panel 1; a left waterproof splicing groove 31 matched with the upper waterproof splicing groove 11 is cast on the right side wall of the left end plate 3, a left gutter 32 is cast on the left side wall of the left end plate 3, a right waterproof splicing groove 21 matched with the lower waterproof splicing groove 12 is cast on the left side wall of the right end plate 2, and a right gutter 22 is cast on the right side wall of the right end plate 2; the distance between the ribs c on the same concrete structure plate a is 1/3 less than the width of the concrete structure plate a;
the lower waterproof splicing groove 12 of the left side roof panel 1 in the concrete roof is buckled in the upper waterproof splicing groove 11 of the adjacent right side roof panel 1; the upper waterproof splicing groove 11 of the left end roof board 1 in the concrete roof is buckled in the left waterproof splicing groove 31 of the left end board 3; the lower waterproof splicing groove 12 of the right end roof board 1 in the concrete roof is buckled in the right waterproof splicing groove 21 of the right end board 2; the upper end surfaces of the roof panel 1, the right end panel 2 and the left end panel 3 are in the same plane.
Preferably, the upper end surfaces of the roof panel 1, the right end panel 2 and the left end panel 3 are poured with a concrete layer 4.
Preferably, the left end of the left gutter 32 in the left end plate 3 is exposed out of the upper end surface of the left end plate 3, and the upper end surface of the left end of the left gutter 32 and the upper end surface of the concrete layer 4 are in the same plane; the right end of the right gutter 22 in the right end plate 2 is exposed out of the upper end surface of the right end plate 2, and the upper end surface of the right end of the right gutter 22 and the upper end surface of the concrete layer 4 are in the same plane.
Preferably, two ends of the concrete structural slab a on the roof panel 1, the right end panel 2 and the left end panel 3 are respectively cast with a transverse auxiliary rib plate d; and a plurality of triangular rib blocks e are poured on the side wall of the multi-ribbed beam b.
Preferably, the section of the multi-ribbed beam b on the concrete structure slab a is in an inverted isosceles trapezoid shape, and a plurality of groups of longitudinal steel bars f are arranged in the multi-ribbed beam b.
Preferably, the dense rib beams b in the concrete structural slab a on the roof panel 1, the right end panel 2 and the left end panel 3 are uniformly distributed on the concrete structural slab a, and the distance between the dense rib beams b in the same concrete structural slab a is equal to the distance between the dense rib beam b on the side edge of the concrete structural slab a and the dense rib beam b on the side edge of the adjacent concrete structural slab a.
The working principle is as follows: the utility model relates to an assembled concrete roof, its concrete roof mainly comprises polylith roof boarding 1 that can splice, right-hand member board 2 and left end board 3, all is equipped with the dense rib roof beam b of a plurality of small intervals on roof boarding 1, right-hand member board 2 and the left end board 3, through increasing dense rib roof beam b, can expand the width of roof boarding 1 on the basis that satisfies support intensity to can reduce the quantity of roof boarding 1 on the big space building of individual layer, can reduce the volume of hoisting, can shorten the time limit for a project;
meanwhile, an upper waterproof splicing groove 11 and a lower waterproof splicing groove 12 which are matched with each other are arranged on the roof panel 1, and a left waterproof splicing groove 31 and a right waterproof splicing groove 21 which are matched with the upper waterproof splicing groove 11 and the lower waterproof splicing groove 12 are arranged on the left end plate 3 and the right end plate 2; the splicing fit between the upper waterproof splicing groove 11 and the lower waterproof splicing groove 12 (namely, a waterproof splicing seam structure) is utilized; the concrete surface layer can be poured without using a formwork, so that the field construction is convenient; meanwhile, the left end plate 3 and the right end plate 2 are provided with a gutter; is convenient for draining water.
The examples are intended to be illustrative, but not limiting, of the invention. The embodiments can be modified by those skilled in the art without departing from the spirit and scope of the present invention, and therefore, the scope of the present invention should be determined by the appended claims.
Claims (6)
1. The utility model provides an assembled large-span ribbed concrete roof, includes a plurality of roof boarding (1) and distributes right end board (2) and left end board (3) at roof boarding (1) left and right both ends, its characterized in that: the roof panel (1), the right end panel (2) and the left end panel (3) are all flat concrete structural panels (a), a plurality of longitudinal multi-ribbed beams (b) are poured on the lower end face of each concrete structural panel (a), transverse rib plates (c) are poured in the middle of each multi-ribbed beam (b), and the rib plates (c) are poured together with the lower end face of each concrete structural panel (a); an upper waterproof splicing groove (11) and a lower waterproof splicing groove (12) with L-shaped sections are respectively cast on two side walls of a concrete structural slab (a) on the roof panel (1); a left waterproof splicing groove (31) matched with the upper waterproof splicing groove (11) is cast on the right side wall of the left end plate (3), a left gutter (32) is cast on the left side wall of the left end plate (3), a right waterproof splicing groove (21) matched with the lower waterproof splicing groove (12) is cast on the left side wall of the right end plate (2), and a right gutter (22) is cast on the right side wall of the right end plate (2); 1/3, the distance between the rib plates (c) on the same concrete structural slab (a) is smaller than the width of the concrete structural slab (a);
the lower waterproof splicing groove (12) of the left side roof panel (1) in the concrete roof is buckled in the upper waterproof splicing groove (11) of the adjacent right side roof panel (1); an upper waterproof splicing groove (11) of the left end roof board (1) in the concrete roof is buckled in a left waterproof splicing groove (31) of the left end board (3); a lower waterproof splicing groove (12) of a right end roof board (1) in the concrete roof is buckled in a right waterproof splicing groove (21) of a right end board (2); the upper end surfaces of the roof panel (1), the right end panel (2) and the left end panel (3) are in the same plane.
2. The fabricated large-span multi-ribbed concrete roof as claimed in claim 1, wherein: concrete layers (4) are poured on the upper end faces of the roof panel (1), the right end panel (2) and the left end panel (3).
3. The fabricated large-span multi-ribbed concrete roof as claimed in claim 2, wherein: the left end of a left gutter (32) in the left end plate (3) is exposed out of the upper end surface of the left end plate (3), and the upper end surface of the left end of the left gutter (32) and the upper end surface of the concrete layer (4) are in the same plane; the right end of the right gutter (22) in the right end plate (2) is exposed out of the upper end face of the right end plate (2), and the upper end face of the right gutter (22) and the upper end face of the concrete layer (4) are in the same plane.
4. The fabricated large-span multi-ribbed concrete roof as claimed in claim 1, wherein: two ends of the concrete structural slab (a) on the roof panel (1), the right end plate (2) and the left end plate (3) are respectively cast with a transverse auxiliary rib plate (d); and a plurality of triangular rib blocks (e) are poured on the side walls of the dense rib beams (b).
5. The fabricated large-span multi-ribbed concrete roof as claimed in claim 4, wherein: the section of the multi-ribbed beam (b) on the concrete structural slab (a) is in an inverted isosceles trapezoid shape, and a plurality of groups of longitudinal steel bars (f) are arranged in the multi-ribbed beam (b).
6. The fabricated large-span multi-ribbed concrete roof as claimed in claim 1, wherein: roof boarding (1), right-hand member board (2) and left-hand member board (3) go up close girt roof beam (b) evenly distributed in concrete structure board (a) on concrete structure board (a), same the interval between close girt roof beam (b) in concrete structure board (a) equals the interval of close girt roof beam (b) to adjacent concrete structure board (a) side close girt roof beam (b) of concrete structure board (a) side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922303877.9U CN211646993U (en) | 2019-12-20 | 2019-12-20 | Assembled large-span ribbed concrete roof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922303877.9U CN211646993U (en) | 2019-12-20 | 2019-12-20 | Assembled large-span ribbed concrete roof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211646993U true CN211646993U (en) | 2020-10-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922303877.9U Active CN211646993U (en) | 2019-12-20 | 2019-12-20 | Assembled large-span ribbed concrete roof |
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| Country | Link |
|---|---|
| CN (1) | CN211646993U (en) |
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2019
- 2019-12-20 CN CN201922303877.9U patent/CN211646993U/en active Active
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