CN213774036U - Cold-formed thin-walled section steel assembled composite floor - Google Patents
Cold-formed thin-walled section steel assembled composite floor Download PDFInfo
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- CN213774036U CN213774036U CN202022397531.2U CN202022397531U CN213774036U CN 213774036 U CN213774036 U CN 213774036U CN 202022397531 U CN202022397531 U CN 202022397531U CN 213774036 U CN213774036 U CN 213774036U
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Abstract
The utility model discloses a cold-formed thin-walled section steel assembled composite floor system, which comprises a hot-rolled H-shaped steel beam, a plurality of C-shaped cold-formed thin-walled section steel floor beams, profiled steel sheets and a light concrete surface layer poured on the profiled steel sheets; the light concrete surface layer is formed by pouring light ceramsite concrete; the hot-rolled H-shaped steel beam comprises an upper wing plate, a lower wing plate and a web plate, a plurality of C-shaped cold-formed thin-walled steel roof beams are welded on two sides of the web plate respectively, and the C-shaped cold-formed thin-walled steel roof beams on the two sides are symmetrically arranged; the profiled steel sheet is positioned on each C-shaped cold-formed thin-wall section steel floor beam; the stiffening rib is arranged at the joint of the web and the C-shaped cold-formed thin-walled steel floor beam, the gusset plate is arranged between the stiffening rib and the C-shaped cold-formed thin-walled steel floor beam, and the stiffening rib is connected with the C-shaped cold-formed thin-walled steel floor beam through the gusset plate. The composite floor system fully exerts respective performance advantages of the ceramsite concrete and the cold-formed thin-walled steel structure, and meets the index requirements of light self weight and excellent anti-seismic performance.
Description
Technical Field
The utility model belongs to a prefabricated assembly building field specifically is a cold-formed thin wall shaped steel assembled composite floor.
Background
In recent years, with the technical innovation and policy open support of cold-formed steel buildings in China, the development of the field of light steel buildings is increasingly improved, and the assembled light steel buildings become one of new building technologies which are vigorously advocated and popularized by governments in China. The cold-formed thin-walled steel composite floor system is widely applied to a multi-layer cold-formed thin-walled steel structure house system due to good performance advantages, the composite floor system is not only a horizontal structural member in a cold-formed thin-walled steel structure house, but also connects all vertical bearing members into a whole to serve as a horizontal support of a vertical bearing structure, so that the bearing capacity of the vertical bearing structure is better exerted. The existing composite floor has the problems of great self weight, poor walking comfort and the like, and in a multi-story high-rise building, the self weight of a structural member has important influence on the anti-seismic performance of the structure, so that the development of the composite floor suitable for a cold-bending thin-wall steel house building is necessary to solve the problems.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects existing in the prior art, the utility model aims to provide a cold-formed thin-walled section steel assembled composite floor, which has the advantages of light weight, good anti-seismic performance and the like.
The utility model discloses a realize through following technical scheme:
a cold-formed thin-walled steel assembled composite floor comprises a hot-rolled H-shaped steel beam serving as a main beam, a plurality of C-shaped cold-formed thin-walled steel floor beams serving as secondary beams, profiled steel plates and a lightweight concrete surface layer poured on the profiled steel plates;
the light concrete surface layer is formed by pouring light ceramsite concrete;
the hot-rolled H-shaped steel beam comprises an upper wing plate, a lower wing plate and a web plate, a plurality of C-shaped cold-formed thin-walled steel roof beams are welded on two sides of the web plate respectively, and the C-shaped cold-formed thin-walled steel roof beams on the two sides are symmetrically arranged; the profiled steel sheet is positioned on each C-shaped cold-formed thin-wall section steel floor beam;
the stiffening rib is arranged at the joint of the web and the C-shaped cold-formed thin-walled steel floor beam, the gusset plate is arranged between the stiffening rib and the C-shaped cold-formed thin-walled steel floor beam, and the stiffening rib is connected with the C-shaped cold-formed thin-walled steel floor beam through the gusset plate.
Furthermore, the distance between two adjacent C-shaped cold-formed thin-wall section steel floor beams is not more than 600 mm.
Furthermore, the gusset plate and the C-shaped cold-formed thin-wall section steel floor beam are fixedly connected through a plurality of self-tapping screws.
Furthermore, the gusset plate is fixedly connected with the stiffening rib through a plurality of bolts.
Further, the profiled steel sheet is a corrugated sheet.
Furthermore, the profiled steel sheet is fixedly connected with the upper flange of each C-shaped cold-formed thin-wall section steel floor beam.
Compared with the prior art, the utility model discloses following profitable technological effect has:
the utility model discloses a cold-formed thin wall shaped steel assembled superstructure of being connected with H shaped steel roof beam, regard hot rolling H shaped steel roof beam as the girder, C type cold-formed thin wall shaped steel roof beam is as the secondary beam, realize through the gusset plate that C type cold-formed thin wall shaped steel roof beam is connected with the assembled of hot rolling H shaped steel roof beam, then cover profiled sheet in C type cold-formed thin wall shaped steel roof beam, it has the haydite concrete to pour on the profiled sheet, form light concrete layer, thereby form a hot rolling H shaped steel roof beam and cold-formed thin wall shaped steel beam connection-haydite concrete composite floor system, this composite floor system full play haydite concrete and the respective performance advantage of cold-formed thin wall shaped steel structure, accord with the dead weight light, the index requirement that anti-seismic performance is good. And simultaneously, the utility model discloses an each steel member can process in the mill prefabricated, then on-the-spot assemble the back pour ceramsite concrete can, construction convenience is swift, energy-concerving and environment-protective, light weight height is strong, accords with the application requirement.
Drawings
Fig. 1 is a schematic structural view of a cold-formed thin-walled steel fabricated composite floor of the present invention;
FIG. 2 is an exploded view of FIG. 1;
FIG. 3 is a front view of FIG. 1;
FIG. 4 is a schematic view of the connecting structure of the C-shaped cold-formed thin-walled steel roof beam and the profiled steel sheet of the present invention;
fig. 5 the utility model discloses a C type cold-formed thin-walled steel floor beam and gusset connection structure sketch map.
In the figure: 1 is a hot-rolled H-shaped steel beam, 2 is a C-shaped cold-formed thin-wall steel floor beam, 3 is a profiled steel sheet, 4 is a lightweight concrete surface layer, 5 is a stiffening rib, 6 is a gusset plate, 7 is a bolt and 8 is a screw.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings:
as shown in fig. 1, the utility model discloses a cold-formed thin-walled steel assembled floor system connected with H-shaped steel beams, which comprises a hot-rolled H-shaped steel beam 1, a plurality of C-shaped cold-formed thin-walled steel floor beams 2, profiled steel sheets 3 and a light ceramsite concrete surface layer; the hot-rolled H-shaped steel beam 1 comprises an upper wing plate, a lower wing plate and a web plate, a plurality of C-shaped cold-formed thin-walled steel roof beams 2 are welded on two sides of the web plate respectively, the C-shaped cold-formed thin-walled steel roof beams 2 on the two sides are symmetrically arranged, and one end of each C-shaped cold-formed thin-walled steel beam is inserted between the upper wing plate and the lower wing plate; the profiled steel sheet 3 is positioned on each C-shaped cold-formed thin-walled steel floor beam 2, the profiled steel sheet 3 is fixedly connected with the upper flange of each C-shaped cold-formed thin-walled steel floor beam 2, and the light ceramsite concrete is poured on the profiled steel sheet 3, so that a light concrete surface layer 4 is formed.
The joint of the web plate and each C-shaped cold-formed thin-walled steel floor beam 2 is additionally provided with a gusset plate 6, and the gusset plates 6 and the C-shaped cold-formed thin-walled steel floor beams 2 are fixedly connected through a plurality of self-tapping screws 8. The C-shaped cold-formed thin-wall steel floor beam 2 can be connected with the H-shaped steel beam in an assembling manner by adopting the gusset plates 6; the two sides of the web plate of the hot-rolled H-shaped steel beam 1 are provided with stiffening ribs 5, and the stiffening ribs 5 are fixedly connected with the gusset plate 6 through a plurality of high-strength bolts 7.
The profiled steel sheet 3 is a corrugated sheet, and the profiled steel sheet 3 is light and high in strength, not only is a concrete template, but also plays a structural role, and can increase the lateral rigidity and the vertical rigidity of a floor system.
Preferably, the distance between the C-shaped cold-formed thin-wall steel floor beam 2 and the wall upright is not more than 600mm, and the common distance is 400-600 mm.
The hot-rolled H-shaped steel beam 1, the C-shaped cold-formed thin-wall section steel roof beam 2 and the profiled steel sheet 3 are all manufactured in a factory and are installed on site.
The essential features of the invention and advantages of the invention have been shown and described above. The foregoing embodiments and description have been provided merely to illustrate the principles of the invention and any modifications, equivalents, improvements and the like, which come within the spirit and scope of the invention, are intended to be included within the scope of the invention.
Claims (6)
1. A cold-formed thin-walled section steel assembled floor system is characterized by comprising a hot-rolled H-shaped steel beam (1) serving as a main beam, a plurality of C-shaped cold-formed thin-walled section steel floor beams (2) serving as secondary beams, profiled steel plates (3) and a light concrete surface layer (4) poured on the profiled steel plates (3);
the light concrete surface layer (4) is formed by pouring light ceramsite concrete;
the hot-rolled H-shaped steel beam (1) comprises an upper wing plate, a lower wing plate and a web plate, a plurality of C-shaped cold-formed thin-walled steel floor beams (2) are welded on two sides of the web plate respectively, and the C-shaped cold-formed thin-walled steel floor beams (2) on two sides are symmetrically arranged; the profiled steel sheet (3) is positioned on each C-shaped cold-formed thin-wall section steel floor beam (2);
the stiffening rib (5) is arranged at the joint of the web and the C-shaped cold-formed thin-walled steel floor beam (2), the gusset plate (6) is arranged between the stiffening rib (5) and the C-shaped cold-formed thin-walled steel floor beam (2), and the stiffening rib (5) is connected with the C-shaped cold-formed thin-walled steel floor beam (2) through the gusset plate (6).
2. A cold-formed thin-walled steel assembled floor system according to claim 1, wherein the distance between two adjacent C-shaped cold-formed thin-walled steel floor beams (2) does not exceed 600 mm.
3. The assembled floor system of cold-formed thin-walled steel as claimed in claim 1, wherein the gusset plate (6) and the C-shaped cold-formed thin-walled steel floor beam (2) are fixedly connected by a plurality of screws (8).
4. The cold-formed thin-walled steel assembled floor system according to claim 1, wherein the gusset plate (6) is fixedly connected with the stiffening rib (5) through a plurality of bolts (7).
5. A cold-formed thin-walled steel assembled floor system according to claim 1, wherein the profiled steel sheet (3) is a corrugated sheet.
6. The assembled cold-formed thin-walled steel floor system according to claim 1, wherein the profiled steel sheet (3) is fixedly connected to the upper flange of each C-shaped cold-formed thin-walled steel floor beam (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022397531.2U CN213774036U (en) | 2020-10-23 | 2020-10-23 | Cold-formed thin-walled section steel assembled composite floor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022397531.2U CN213774036U (en) | 2020-10-23 | 2020-10-23 | Cold-formed thin-walled section steel assembled composite floor |
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| CN213774036U true CN213774036U (en) | 2021-07-23 |
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| CN202022397531.2U Active CN213774036U (en) | 2020-10-23 | 2020-10-23 | Cold-formed thin-walled section steel assembled composite floor |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114351928A (en) * | 2022-02-21 | 2022-04-15 | 天津大学 | Special-shaped H-shaped steel beam suitable for pitched roof ridge and connecting joint and construction method thereof |
| CN115162533A (en) * | 2022-07-11 | 2022-10-11 | 长安大学 | Multi-layer assembled steel frame-cold-formed thin-wall section steel composite structure house building system |
-
2020
- 2020-10-23 CN CN202022397531.2U patent/CN213774036U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114351928A (en) * | 2022-02-21 | 2022-04-15 | 天津大学 | Special-shaped H-shaped steel beam suitable for pitched roof ridge and connecting joint and construction method thereof |
| CN115162533A (en) * | 2022-07-11 | 2022-10-11 | 长安大学 | Multi-layer assembled steel frame-cold-formed thin-wall section steel composite structure house building system |
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