CN217871281U - Embedded type spliced beam concrete slab composite floor system - Google Patents
Embedded type spliced beam concrete slab composite floor system Download PDFInfo
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- CN217871281U CN217871281U CN202221782591.9U CN202221782591U CN217871281U CN 217871281 U CN217871281 U CN 217871281U CN 202221782591 U CN202221782591 U CN 202221782591U CN 217871281 U CN217871281 U CN 217871281U
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- 239000002131 composite material Substances 0.000 title claims abstract description 22
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 69
- 239000010959 steel Substances 0.000 claims abstract description 69
- 238000005452 bending Methods 0.000 claims description 10
- 238000010276 construction Methods 0.000 abstract description 8
- 230000006835 compression Effects 0.000 abstract description 2
- 238000007906 compression Methods 0.000 abstract description 2
- 238000010008 shearing Methods 0.000 abstract 2
- 238000005553 drilling Methods 0.000 description 17
- 238000010079 rubber tapping Methods 0.000 description 17
- 238000000034 method Methods 0.000 description 5
- 238000005267 amalgamation Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 238000005336 cracking Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009415 formwork Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000012994 industrial processing Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of house construction, and relates to an embedded spliced beam concrete slab composite floor system, which comprises a plurality of spliced beams, wherein a compression steel plate is connected between every two adjacent spliced beams; each spliced beam comprises a first C-shaped floor beam and a second C-shaped floor beam, the second C-shaped floor beam penetrates through the first C-shaped floor beam, and a groove is formed in one surface of each spliced beam; the spliced beam is connected with the profiled steel sheet through a Z-shaped connecting piece; the two ends of the spliced beam are connected with first U-shaped beams, the opening directions of the first U-shaped beams are opposite to the opening of the spliced beam, and the first U-shaped beams are connected with the spliced beam through bolts; a concrete layer is poured above the profiled steel sheet and the spliced beam; and a plurality of groove-shaped anti-shearing connecting pieces are arranged in the grooves and on the profiled steel sheet, and the spliced beam and the profiled steel sheet are connected with the concrete layer through the groove-shaped anti-shearing connecting pieces. The problem of between traditional superstructure concrete floor board and the profiled steel sheet only connect through shear connector, easily produce the bonding and slide is solved.
Description
Technical Field
The utility model belongs to the technical field of housing construction, concretely relates to embedded split beam concrete slab composite floor.
Background
The steel structure has the unique advantages of environmental protection, cyclic utilization and good earthquake resistance, and has the remarkable characteristics of environmental protection, building industrialization and the like in the whole life cycle. The fabricated steel structure building has great development prospect. The residential building accounts for a large proportion of the total building amount, the steel structure residential building accounts for less than 1% in China at present, and the residential building is one of the most important parts of the incremental market from the viewpoint of breaking through the development bottleneck of the assembly steel structure building.
The traditional steel-cast-in-place concrete floor system has good stress performance and economic performance, but the cast-in-place floor system needs a large amount of templates, reinforcing steel bars and concrete in a construction site, has the defects of large pouring workload, low construction speed and the like, and does not accord with the development concept of building industrialization and environmental protection. In addition, the cold-formed thin-walled steel composite floor is commonly used for light steel structure houses, and the concrete floor panel and the profiled steel sheet are connected only through a shear connector, so that bonding slippage is easily generated, and the concrete slab is easy to crack.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an embedded amalgamation roof beam concrete slab combination superstructure has solved and has only been connected through shear connector between traditional steel-cast in situ concrete superstructure concrete floor board and the profiled sheet, and the easy production bonds and slides, concrete slab easy cracking's problem simultaneously.
The utility model discloses a realize through following technical scheme:
an embedded type spliced beam concrete slab composite floor system comprises a plurality of spliced beams, wherein a compression steel plate is connected between every two adjacent spliced beams;
each spliced beam comprises a first C-shaped floor beam and a second C-shaped floor beam, the second C-shaped floor beam penetrates through the first C-shaped floor beam, a web plate of one cold-formed thin-walled C-shaped steel is connected with a turned edge bolt of the other cold-formed thin-walled C-shaped steel, and a groove is formed in one surface of each spliced beam;
the spliced beam is connected with the profiled steel sheet through a Z-shaped connecting piece, one side of the Z-shaped connecting piece is lapped on the upper flange of the first C-shaped floor beam, and the other side of the Z-shaped connecting piece is lapped with the profiled steel sheet;
the two ends of the spliced beam are connected with first U-shaped beams, the opening directions of the first U-shaped beams are opposite to the opening of the spliced beam, and the first U-shaped beams are connected with the spliced beam through bolts;
a concrete layer is poured above the profiled steel sheet and the spliced beam;
and a plurality of groove-shaped shear connectors are arranged in the grooves and on the profiled steel sheets, and the spliced beams and the profiled steel sheets are connected with the concrete layer through the groove-shaped shear connectors.
Further, the plate rib direction of the profiled steel sheet is perpendicular to the length direction of the spliced beam.
Furthermore, the first C-shaped floor beam and the second C-shaped floor beam are both cold-formed thin-walled steel sections.
Furthermore, the lower flange of the first U-shaped beam is connected with the web of the first C-shaped floor beam and the turned edge bolt of the second C-shaped floor beam, and the upper flange of the first U-shaped beam is connected with the turned edge of the second C-shaped floor beam and the web of the second C-shaped floor beam.
Further, the concrete layer is formed by pouring ceramsite concrete.
Furthermore, the flange of the first C-shaped floor beam, the flange of the second C-shaped floor beam, the web of the first C-shaped floor beam and the turned edge of the second C-shaped floor beam are connected through screws.
Furthermore, a second U-shaped beam wraps the two spliced beams on the outer side, the second U-shaped beam is parallel to the length direction of the spliced beams, the second U-shaped beam is perpendicular to the first U-shaped beam, and the second U-shaped beam is connected with the spliced beams through bolts.
Furthermore, cold-bending thin-wall angle steel is lapped at the joint of the flange of the spliced beam and the web plate of the first U-shaped beam and is connected through screws.
Compared with the prior art, the utility model discloses following profitable technological effect has:
the utility model discloses an embedded type spliced beam concrete slab composite floor system, which comprises a plurality of spliced beams, wherein each spliced beam consists of a first C-shaped floor beam and a second C-shaped floor beam, the second C-shaped floor beam penetrates through the first C-shaped floor beam, a web plate of one cold-bending thin-wall C-shaped steel is connected with a turned edge bolt of the other cold-bending thin-wall C-shaped steel, and a groove is formed on one surface of each spliced beam; the profiled steel plates are connected between two adjacent spliced beams, the spliced beams are connected with the profiled steel plates through the Z-shaped connecting pieces, and when concrete is poured above the profiled steel plates and the spliced beams, the steel frameworks formed by the first C-shaped floor beam, the second C-shaped floor beam, the Z-shaped connecting pieces and the groove-shaped connecting pieces are embedded into the concrete panel together, so that the lateral stiffness of the formed floor is greatly improved, and the concrete layer is ensured to be more tightly connected with the spliced beams; and the contact area of the profiled steel sheet and the concrete is increased, and the shear strength of the concrete is enhanced. Compared with the traditional floor system formed by pouring concrete above the profiled steel sheet, the integral bending resistance of the floor system is greatly improved, the embedded groove type shear connector prevents the concrete from sliding off the profiled steel sheet, the bonding effect of the embedded groove type shear connector and the profiled steel sheet is enhanced, and the problems of cracking and the like caused by uneven integral shrinkage of the concrete slab are also prevented. All parts are produced in a factory, and only on-site assembly and splicing are needed during construction. The floor system has light dead weight, high construction speed, less formwork support, no need of on-site welding work, environment friendliness and convenient industrial production.
Furthermore, the spliced beam is made of cold-bending thin-wall steel, is light in weight, has larger turning radius and inertia moment under the same cross-sectional area compared with hot rolled steel, and is convenient for industrial processing and manufacturing.
Drawings
Fig. 1 is a schematic view of a steel skeleton structure of an embedded split beam concrete slab composite floor system of the utility model;
FIG. 2 is a schematic structural view of a split beam;
FIG. 3 is a schematic view of a connection structure of the spliced beam and the profiled steel sheet;
FIG. 4 is another view orientation of FIG. 3;
fig. 5 is a bottom view of an embedded split beam concrete slab composite floor of the present invention;
fig. 6 is a schematic structural diagram after concrete layer pouring.
The building comprises a building body, a first C-shaped floor beam 1, a second C-shaped floor beam 2, a first U-shaped beam 3, cold-bending thin-wall angle steel 4, profiled steel plates 5, Z-shaped connecting pieces 6, screws 7, groove-shaped shear-resistant connecting pieces 8, a concrete layer 9, a second U-shaped beam 10 and spliced beams 11.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clear, the following detailed description is made with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention, i.e., the described embodiments are only some, but not all embodiments of the invention.
The components described and illustrated in the drawings and embodiments of the present invention may be arranged and designed in a wide variety of different configurations, and accordingly, the detailed description of the embodiments of the present invention provided in the drawings below is not intended to limit the scope of the claimed invention, but is merely representative of selected embodiments of the present invention. All other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention based on the drawings and embodiments of the present invention.
It should be noted that: the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, element, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, element, method, article, or apparatus. Furthermore, the terms "horizontal" and "vertical" are based on the orientation and positional relationship of the devices or components shown in the drawings and are used only for the purpose of better describing the present invention, but do not require that the devices, components or equipment shown must have this particular orientation and therefore should not be construed as limiting the present invention.
The features and properties of the present invention will be further described in detail with reference to the following examples.
As shown in fig. 1-6, the utility model discloses an embedded spliced beam concrete slab composite floor, which comprises a plurality of spliced beams 11, wherein a profiled steel sheet 5 is connected between two adjacent spliced beams 11; each spliced beam 11 comprises a first C-shaped floor beam 1 and a second C-shaped floor beam 2, the second C-shaped floor beam 2 penetrates through the first C-shaped floor beam 1, a web plate of one cold-formed thin-walled C-shaped steel is connected with a turned edge bolt of the other cold-formed thin-walled C-shaped steel, and a groove is formed in one surface of each spliced beam 11; when concrete is poured above the profiled steel sheet 5 and the spliced beams 11, a part of the concrete can be embedded in the groove and the profiled steel sheet 5, so that the connection between the concrete layer 9 and the spliced beams 11 is more firm.
Wherein the flange of the first C-shaped floor beam 1 and the flange of the second C-shaped floor beam 2, the web of the first C-shaped floor beam 1 and the turned edge of the second C-shaped floor beam 2 are connected through self-tapping and self-drilling screws 7, and the two form a spliced beam 11.
The first C-shaped floor beam 1 and the second C-shaped floor beam 2 are both cold-formed thin-walled steel sections.
The two ends of the spliced beam 11 are vertically provided with a first U-shaped beam, the lower flange of the first U-shaped beam is connected with the web plate of the first C-shaped floor beam 1 through a self-tapping self-drilling screw 7, and as shown in figure 5, the web plate of the first U-shaped beam, the flange plate of the lower part of the first C-shaped floor beam 1 and the flange plate of the second C-shaped floor beam 2 are connected through a self-tapping self-drilling screw 7 by cold-bending thin-wall angle steel 4;
the plurality of spliced beams 11 and the 2U-shaped edge beams are connected to form a steel skeleton of the composite floor system. However, considering that two spliced beams 11 are positioned at the end part of the composite floor system and used as joists, the spliced beams 11 are difficult to connect with the upright post of the cold-bending thin-wall steel house, and a side formwork is absent when concrete is poured in the later period, so that the two spliced beams 11 at the end part are respectively connected with a second U-shaped beam, the web of the second U-shaped beam is tightly attached to the outer side flange of the first C-shaped floor beam 1, the lower flange of the second U-shaped beam is connected with the web of the first C-shaped floor beam 1 through a self-tapping and self-drilling screw 7, and the web of the second U-shaped beam is connected with the outer upper part flange of the first C-shaped floor beam 1 through a self-tapping and self-drilling screw 7; wherein the first and second U-beam contact portions are connected using self-tapping and self-drilling screws 7.
As shown in fig. 3 and 4, the spliced beam 11 is connected with the profiled steel sheet 5 through a Z-shaped connecting piece 6, wherein the flange of the upper part of the first C-shaped floor beam 1 has the same height as the side edge of the Z-shaped connecting piece 6 and is connected with the side edge of the Z-shaped connecting piece 6 through a self-tapping self-drilling screw 7, the primary curled edge of the first C-shaped floor beam 1 is connected with the upper edge of the Z-shaped connecting piece 6 through the self-tapping self-drilling screw 7, the lower edge of the Z-shaped connecting piece 6 is connected with the trough of the profiled steel sheet 5 through the self-tapping self-drilling screw 7, and the plate rib direction of the profiled steel sheet 5 is vertical to the length direction of the spliced beam 1110;
and in order to improve the adhesive force between the concrete and the profiled steel sheets 5 and the spliced beams 11, groove-shaped shear connectors 8 are arranged on the primary turned edge of the first C-shaped floor beam 1 and the upper edges (the two are the same position) of the Z-shaped connectors 6, the web of the second C-shaped floor beam 2 and the wave crests of the profiled steel sheets 5 at certain intervals, and the length direction of the groove-shaped shear connectors 8 is perpendicular to the length direction of the spliced beams 11.
The utility model discloses an assembly procedure of 11 concrete slab composite floor of embedded amalgamation roof beam is as follows:
a. the flanges of the lower part of the first C-shaped floor beam 1 (which are as high as the flanges of the second C-shaped floor beam 2) and the flanges of the second C-shaped floor beam 2, as well as the web of the first C-shaped floor beam 1 and the turned edge of the second C-shaped floor beam 2, are connected by self-tapping and self-drilling screws 7, which form a spliced beam 11, see fig. 2.
b. The upper part flanges of the left side and the right side of the spliced beam 11 are respectively lapped with the Z-shaped connecting pieces 6, and the lower flange horizontal planes of the Z-shaped connecting pieces 6 of the left side and the right side are respectively lapped with the profiled steel sheet 5. The contact surfaces are connected by self-tapping, self-drilling screws 7, see fig. 3.
c. The primary turned edge of the first C-shaped floor beam 1 and the upper edge of the Z-shaped connecting piece 6 are in the same position, the web plate of the second C-shaped floor beam 2 and the wave crest of the profiled steel sheet 5 are all provided with groove-shaped shear connectors 8 at a certain interval, and the connecting modes are all connected by self-tapping self-drilling screws 7, as shown in figure 3 and figure 4.
d. The two ends of the formed multi-span spliced beam 11 are respectively connected with a first U-shaped beam, a web plate of the first U-shaped beam is tightly attached to an outer side flange of a first C-shaped floor beam 1, a lower flange of the first U-shaped beam is connected with a web plate of the first C-shaped floor beam 1 through a self-tapping and self-drilling screw 7, and the web plate of the first U-shaped beam is connected with an upper part flange of the outer side of the first C-shaped floor beam 1 through the self-tapping and self-drilling screw 7; and the two ends of the U-shaped edge beam are arranged at the same time along the direction parallel to the bent cap, as shown in figure 5.
e. The first U-shaped beam along the direction of the spliced beam 11 and the second U-shaped beam 10 vertical to the direction of the spliced beam 11 are respectively connected with the upper and lower contact surfaces of the spliced beam 11 by self-tapping self-drilling screws 7. Cold-bending thin-wall angle steel 4 is respectively lapped on a web plate of the spliced beam 11 and a web plate of the second U-shaped beam 10 and is connected by self-tapping self-drilling screws 7.
f. The flanges of the first U-beam, which are arranged in the direction of the split beams 11, are in close contact with the web of the first C-shaped floor beam 1 and are connected by self-tapping and self-drilling screws 7, see fig. 5.
g. The concrete is poured in one piece, see fig. 6.
The utility model provides an 11 concrete slab composite floor of embedded amalgamation roof beam has solved the dead weight heavier, need prop up its assembled construction problems such as a large amount of templates, and this structure has that weight ratio is reasonable, anti-seismic performance is good, construction quality is good, and the scene does not have any weldment work volume, practices thrift the time limit for a project, reduces the influence to the environment, can be used to in the light steel house superstructure system.
Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that: modifications and equivalents of the embodiments of the invention may be made without departing from the spirit and scope of the invention, which should be construed as being covered by the claims.
Claims (8)
1. An embedded type spliced beam concrete slab composite floor system is characterized by comprising a plurality of spliced beams (11), wherein a profiled steel sheet (5) is connected between every two adjacent spliced beams (11);
each spliced beam (11) comprises a first C-shaped floor beam (1) and a second C-shaped floor beam (2), the second C-shaped floor beam (2) penetrates through the first C-shaped floor beam (1), a web plate of one cold-formed thin-walled C-shaped steel is connected with a turned edge bolt of the other cold-formed thin-walled C-shaped steel, and a groove is formed in one surface of each spliced beam (11);
the spliced beam (11) is connected with the profiled steel sheet (5) through a Z-shaped connecting piece (6), one side of the Z-shaped connecting piece (6) is lapped on the upper flange of the first C-shaped floor beam (1), and the other side of the Z-shaped connecting piece is lapped with the profiled steel sheet (5);
the two ends of the spliced beam (11) are connected with first U-shaped beams, the opening direction of each first U-shaped beam is opposite to the opening of the spliced beam (11), and the first U-shaped beams are connected with the spliced beam (11) through bolts;
a concrete layer (9) is poured above the profiled steel sheet (5) and the spliced beams (11);
a plurality of groove-shaped shear connectors (8) are arranged in the grooves and on the profiled steel sheet (5), and the spliced beams (11) and the profiled steel sheet (5) are connected with the concrete layer (9) through the groove-shaped shear connectors (8).
2. An embedded split beam concrete slab composite floor as claimed in claim 1, wherein the plate rib direction of the profiled steel plate (5) is arranged perpendicular to the length direction of the split beam (11).
3. The embedded type spliced beam concrete slab composite floor system as claimed in claim 1, wherein the first C-shaped floor beam (1) and the second C-shaped floor beam (2) are both cold-formed thin-walled steel sections.
4. An embedded split beam concrete slab composite floor system as claimed in claim 1, wherein the lower flange of the first U-shaped beam is bolted to the web of the first C-shaped floor beam (1) and the turn-up of the second C-shaped floor beam (2), and the upper flange of the first U-shaped beam is bolted to the turn-up of the second C-shaped floor beam (2) and the web of the second C-shaped floor beam (2).
5. An embedded split beam concrete slab composite floor as claimed in claim 1, wherein the concrete layer (9) is cast of ceramsite concrete.
6. An embedded split beam concrete slab composite floor system as claimed in claim 1, wherein the flanges of the first C-shaped floor beam (1) and the second C-shaped floor beam (2), and the web of the first C-shaped floor beam (1) and the hem of the second C-shaped floor beam (2) are connected by means of screws (7).
7. An embedded split beam concrete slab composite floor as claimed in claim 1, wherein a second U-shaped beam is wrapped at the outside of the two split beams (11) positioned at the outside, the second U-shaped beam being parallel to the length direction of the split beams (11), the second U-shaped beam being perpendicular to the first U-shaped beam, the second U-shaped beam being bolted to the split beams (11).
8. An embedded type composite slab floor system with split beams as claimed in claim 1, wherein the cold bending thin wall angle steel (4) is lapped at the connection part of the flange of the split beam (11) and the web of the first U-shaped beam and is connected with the first U-shaped beam through a screw (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221782591.9U CN217871281U (en) | 2022-07-11 | 2022-07-11 | Embedded type spliced beam concrete slab composite floor system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221782591.9U CN217871281U (en) | 2022-07-11 | 2022-07-11 | Embedded type spliced beam concrete slab composite floor system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217871281U true CN217871281U (en) | 2022-11-22 |
Family
ID=84050164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221782591.9U Expired - Fee Related CN217871281U (en) | 2022-07-11 | 2022-07-11 | Embedded type spliced beam concrete slab composite floor system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217871281U (en) |
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2022
- 2022-07-11 CN CN202221782591.9U patent/CN217871281U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20221122 |