CN212957249U - Cladding-free combined steel beam for prefabricated building - Google Patents
Cladding-free combined steel beam for prefabricated building Download PDFInfo
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- CN212957249U CN212957249U CN202021544532.9U CN202021544532U CN212957249U CN 212957249 U CN212957249 U CN 212957249U CN 202021544532 U CN202021544532 U CN 202021544532U CN 212957249 U CN212957249 U CN 212957249U
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Abstract
The utility model discloses a cladding-free combined steel beam for an assembly type building, which relates to the technical field of assembly type buildings, wherein the middle parts of hook reinforcing steel bars are straight, the two ends of the hook reinforcing steel bars are bent in the same direction, and the hook reinforcing steel bars are arranged in a vertically and horizontally orthogonal manner to form a reinforcing steel bar net piece; the two reinforcing mesh sheets are respectively arranged on two sides of the web plate, the bending structures at two ends of each hook reinforcing steel bar longitudinally arranged in the reinforcing mesh sheets are respectively welded with the upper wing plate and the lower wing plate to form each double-sided fillet weld, and the lightweight concrete structure is cast in the area surrounded by the web plate, the upper wing plate and the lower wing plate. The utility model arranges the reinforcing mesh in the area enclosed by the web plate of the H-shaped steel beam, the upper wing plate and the lower wing plate and pours and forms the light concrete structure, and the composite beam with the integral structure is prefabricated, so that the stress performance is reliable, and the coating and the spraying of fireproof paint are not needed, thereby reducing the construction difficulty and the construction period; the problem of seam cracking caused by inconsistent deformation of the cladding material and the H-shaped steel beam material is effectively solved, and the method is safer and more reliable.
Description
Technical Field
The utility model relates to an assembly type structure technical field, concretely relates to exempt from cladding combination girder steel suitable for assembly type structure.
Background
The assembled steel structure building is a common modern building system, replaces a traditional reinforced concrete or brick-concrete bearing system with a steel member, has the characteristics of saving resources, protecting the environment, reducing pollution and the like, and provides healthy, applicable, efficient and environment-friendly use space and living environment for people. When the fabricated steel structure building is applied to a residential building, a steel beam exposed outdoors is generated due to the influence of a house type. The problems of rusting of the steel beam and the like are easily caused due to the complex outdoor environment, so that the service life and the support stability of the steel beam are influenced; meanwhile, the residential building has high fireproof requirement level, and the steel beam exposed outdoors is difficult to meet the fireproof requirement of the residential building. Therefore, in the construction of the fabricated steel structure, it is necessary to cover the exposed steel beam. In recent years, in the use process of an assembled steel structure building, the coating of the H-shaped steel beam has a series of problems such as cracking, insufficient hanging force, substandard sound insulation, large labor amount, high cost and the like.
SUMMERY OF THE UTILITY MODEL
The utility model discloses just in order to avoid the weak point that above-mentioned prior art exists, provide a cladding combination girder steel is exempted from to fabricated construction.
The utility model discloses a solve technical problem and adopt following technical scheme: a cladding-free combined steel beam for an assembly type building is characterized in that an H-shaped steel beam is supported at the bottom of a reinforced concrete floor slab and comprises a vertically arranged web plate, an upper wing plate and a lower wing plate, wherein the upper wing plate and the lower wing plate are fixedly connected to the top and the bottom of the web plate respectively; the two steel bar meshes are respectively arranged on two sides of the web plate and are both positioned between the upper wing plate and the lower wing plate, and the bending structures at two ends of each hook steel bar face the web plate; the bent structures at two ends of each hook steel bar longitudinally arranged in the steel bar mesh are respectively welded with the upper wing plate and the lower wing plate to form double-sided fillet welds, and a lightweight concrete structure is cast in an area surrounded by the web plate, the upper wing plate and the lower wing plate.
Further, each stud is arranged symmetrically in rows relative to the web plate and is welded with the upper wing plate to connect and fix the reinforced concrete floor slab and the upper wing plate.
Furthermore, the hook steel bars longitudinally arranged and the hook steel bars transversely arranged are arranged at equal intervals respectively.
Further, the hook steel bars are made of stainless steel materials.
The utility model provides a cladding combination girder steel is exempted from to assembly type structure has following beneficial effect:
1. the steel bar net is arranged in the area enclosed by the web plate of the H-shaped steel beam, the upper wing plate and the lower wing plate, and the lightweight concrete structure is cast, so that the composite beam with the integral structure is prefabricated, the stress performance is reliable, coating and spraying of fireproof paint are not needed, the construction difficulty is reduced, and the construction period is shortened;
2. the problem of seam cracking caused by inconsistent deformation of the cladding material and the H-shaped steel beam material is effectively solved, and the method is safer and more reliable;
3. simple structure, low construction and manufacturing cost and good practicability.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the reinforcing mesh of the present invention;
fig. 3 is a right side view of the reinforcing mesh of the present invention.
In the figure:
1. h-shaped steel beams, 2, reinforcing mesh sheets, 3, a light concrete structure, 4, hook reinforcing steel bars, 5, double-sided fillet welds, 6, a reinforced concrete floor slab, 7 and studs.
Detailed Description
To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1 to 3, the structural relationship is as follows: the H-shaped steel beam 1 is supported at the bottom of the reinforced concrete floor 6, the H-shaped steel beam 1 is composed of a vertically arranged web plate, an upper wing plate and a lower wing plate which are fixedly connected to the top and the bottom of the web plate respectively, the middle of the hook steel bar 4 is straight, two ends of the hook steel bar are bent in the same direction, and the hook steel bars 4 are vertically and horizontally orthogonally arranged to form a steel bar net piece 2; the two reinforcing mesh sheets 2 are respectively arranged on two sides of the web plate and are both positioned between the upper wing plate and the lower wing plate, and the bending structures at two ends of each hook reinforcing steel bar 4 face the web plate; the bent structures at two ends of each hook steel bar 4 longitudinally arranged in the steel mesh sheet 2 are respectively welded with the upper wing plate and the lower wing plate to form each double-sided fillet weld 5, and the light concrete structure 3 is cast in the area enclosed by the web plate, the upper wing plate and the lower wing plate.
Preferably, each bolt 7 is further arranged, and the bolts 7 are symmetrically arranged in rows relative to the web plate and are welded with the upper wing plate to connect and fix the reinforced concrete floor 6 and the upper wing plate.
Preferably, each longitudinally disposed hooking reinforcement 4 and each transversely disposed hooking reinforcement 4 are respectively disposed at equal intervals.
Preferably, the rebar hook 4 is made of a stainless steel material.
When the steel bar mesh sheet is used specifically, the hook steel bars 4 are bent and formed, and then the hook steel bars 4 are respectively arranged orthogonally in the longitudinal direction and the transverse direction at equal intervals and are welded and connected into a whole to form the steel bar mesh sheet 2; the two reinforcing mesh sheets 2 are respectively arranged on two sides of the web plate, so that the bending structures of the hook reinforcing steel bars 4 face the web plate, and then the bending structures at two ends of each hook reinforcing steel bar 4 which are longitudinally arranged are respectively welded with the double-sided corners of the upper wing plate and the lower wing plate to form double-sided corner welding seams 5. Then, arranging formworks for pouring concrete on two sides of the H-shaped steel beam 1, and pouring and forming a light concrete structure 3 in an area surrounded by the web plate, the upper wing plate and the lower wing plate; and after the lightweight concrete structure 3 reaches the designed strength, removing the formwork, and prefabricating the composite beam forming the integral structure.
The construction process can be completed in a prefabrication factory or on a construction site, and the construction site is determined by combining engineering characteristics and transportation conditions.
The studs arranged on the upper wing plate are arranged into one row or two rows according to the width of the upper wing plate, and are processed in a prefabrication workshop according to a certain distance according to the shear strength.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, 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, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (4)
1. The utility model provides a cladding combination girder steel is exempted from to fabricated construction, H shaped steel roof beam (1) support in reinforced concrete floor (6) bottom, H shaped steel roof beam (1) by the web that sets up upright and link firmly respectively in the last pterygoid lamina and the lower pterygoid lamina of web top and bottom constitute its characterized in that: the middle parts of the hook reinforcing steel bars (4) are straight, the two ends of the hook reinforcing steel bars are bent in the same direction, and the hook reinforcing steel bars (4) are arranged vertically and horizontally in an orthogonal mode to form a reinforcing steel bar net piece (2); the two steel bar meshes (2) are respectively arranged on two sides of the web plate and are both positioned between the upper wing plate and the lower wing plate, and the bending structures at two ends of each hook steel bar (4) face the web plate; the bent structures at two ends of each hook steel bar (4) longitudinally arranged in the steel bar net piece (2) are respectively welded with the upper wing plate and the lower wing plate to form each double-sided fillet weld (5), and the light concrete structure (3) is cast and molded in the area surrounded by the web plate, the upper wing plate and the lower wing plate.
2. The cladding-free combined steel beam for the fabricated building as claimed in claim 1, wherein: the reinforced concrete floor is further provided with bolts (7), the bolts (7) are symmetrically arranged in rows relative to the web plate and are welded with the upper wing plate to connect and fix the reinforced concrete floor (6) and the upper wing plate.
3. The cladding-free combined steel beam for the fabricated building as claimed in claim 1, wherein: the hook reinforcing steel bars (4) longitudinally arranged and the hook reinforcing steel bars (4) transversely arranged are arranged at equal intervals respectively.
4. The cladding-free combined steel beam for the fabricated building as claimed in claim 1, wherein: the hook steel bars (4) are made of stainless steel materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021544532.9U CN212957249U (en) | 2020-07-30 | 2020-07-30 | Cladding-free combined steel beam for prefabricated building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021544532.9U CN212957249U (en) | 2020-07-30 | 2020-07-30 | Cladding-free combined steel beam for prefabricated building |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212957249U true CN212957249U (en) | 2021-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021544532.9U Active CN212957249U (en) | 2020-07-30 | 2020-07-30 | Cladding-free combined steel beam for prefabricated building |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212957249U (en) |
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2020
- 2020-07-30 CN CN202021544532.9U patent/CN212957249U/en active Active
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