CN112431338A - Beam slab steel-concrete combined light floor system - Google Patents
Beam slab steel-concrete combined light floor system Download PDFInfo
- Publication number
- CN112431338A CN112431338A CN202011252068.0A CN202011252068A CN112431338A CN 112431338 A CN112431338 A CN 112431338A CN 202011252068 A CN202011252068 A CN 202011252068A CN 112431338 A CN112431338 A CN 112431338A
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- truss
- shaped steel
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- floor system
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/16—Load-carrying floor structures wholly or partly cast or similarly formed in situ
- E04B5/32—Floor structures wholly cast in situ with or without form units or reinforcements
- E04B5/36—Floor structures wholly cast in situ with or without form units or reinforcements with form units as part of the floor
- E04B5/38—Floor structures wholly cast in situ with or without form units or reinforcements with form units as part of the floor with slab-shaped form units acting simultaneously as reinforcement; Form slabs with reinforcements extending laterally outside the element
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/16—Load-carrying floor structures wholly or partly cast or similarly formed in situ
- E04B5/17—Floor structures partly formed in situ
- E04B5/23—Floor structures partly formed in situ with stiffening ribs or other beam-like formations wholly or partly prefabricated
- E04B5/29—Floor structures partly formed in situ with stiffening ribs or other beam-like formations wholly or partly prefabricated the prefabricated parts of the beams consisting wholly of metal
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/16—Load-carrying floor structures wholly or partly cast or similarly formed in situ
- E04B5/32—Floor structures wholly cast in situ with or without form units or reinforcements
- E04B5/36—Floor structures wholly cast in situ with or without form units or reinforcements with form units as part of the floor
- E04B5/38—Floor structures wholly cast in situ with or without form units or reinforcements with form units as part of the floor with slab-shaped form units acting simultaneously as reinforcement; Form slabs with reinforcements extending laterally outside the element
- E04B5/40—Floor structures wholly cast in situ with or without form units or reinforcements with form units as part of the floor with slab-shaped form units acting simultaneously as reinforcement; Form slabs with reinforcements extending laterally outside the element with metal form-slabs
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/48—Special adaptations of floors for incorporating ducts, e.g. for heating or ventilating
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/01—Reinforcing elements of metal, e.g. with non-structural coatings
- E04C5/02—Reinforcing elements of metal, e.g. with non-structural coatings of low bending resistance
- E04C5/04—Mats
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/01—Reinforcing elements of metal, e.g. with non-structural coatings
- E04C5/06—Reinforcing elements of metal, e.g. with non-structural coatings of high bending resistance, i.e. of essentially three-dimensional extent, e.g. lattice girders
- E04C5/0604—Prismatic or cylindrical reinforcement cages composed of longitudinal bars and open or closed stirrup rods
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/01—Reinforcing elements of metal, e.g. with non-structural coatings
- E04C5/06—Reinforcing elements of metal, e.g. with non-structural coatings of high bending resistance, i.e. of essentially three-dimensional extent, e.g. lattice girders
- E04C5/065—Light-weight girders, e.g. with precast parts
- E04C5/0653—Light-weight girders, e.g. with precast parts with precast parts
- E04C5/0656—Light-weight girders, e.g. with precast parts with precast parts with lost formwork
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Rod-Shaped Construction Members (AREA)
Abstract
The utility model provides a light-duty superstructure of beam slab reinforced concrete combination, includes the multiunit I-steel roof beam that sets up side by side, is equipped with the truss plate on the lower limb between every two sets of I-steel roof beams, sets up light obturator on the truss plate, all install the shear force nail on the top limb of I-steel roof beam, all pack between the I-steel roof beam and on the truss plate and have concrete layer, be equipped with the reinforcing bar net in the concrete layer. The invention has the positive effects that: the invention can save floor height, form a floor slab with larger span and stronger integrity, is suitable for constructing large flat floors and large rooms in markets and the like, is more beautiful compared with the traditional floor slab, is integrally formed by pouring concrete, can effectively play roles of fire prevention and corrosion prevention, has better tolerance, has better stability of bearing steel beams, obviously improves the bearing capacity, effectively avoids the condition of compression deformation, can be provided with light fillers on truss plates, further reduces the weight of the integral floor slab, and plays a role of saving construction cost on the premise of ensuring the strength.
Description
Technical Field
The invention relates to the technical field of floor systems, in particular to a beam plate steel-concrete combined light floor system.
Background
The floor system is a common capping building material among floors in the existing building construction, on one hand, bears various vertical loads and transmits the vertical loads to the bearing wall body, and on the other hand, different bearing wall bodies are connected into a whole by utilizing the plane rigidity of the reinforced concrete slab to jointly bear horizontal loads, so that a space stress structure for integral work is formed. At present, the floor system generally has the defects of small span and poor integrity, the construction of the floor system is basically that plates are paved on a bearing beam, concrete is poured on the plates, then the bearing beam is exposed at the roof position, the performance requirements of fire prevention, corrosion prevention and the like in the building design are not met, subsequent ceiling treatment is needed, however, more labor force is used in the construction, meanwhile, the process is complex, the time consumption is long, the efficiency is low, and the plates paved on the bearing beam can change the original design height of each floor to a certain extent, so that the whole building planning is influenced.
Disclosure of Invention
In order to solve the problems, the invention aims to provide a beam plate steel-concrete combined light floor system, wherein bearing steel beams are connected with each other by metal trusses and are wrapped in the floor system to form a floor system with larger span and stronger integrity, the floor system is better in fireproof and corrosion-resistant performance, unnecessary construction procedures are avoided, and the efficiency of integral operation is improved.
The technical scheme adopted by the invention for solving the technical problems is as follows: the beam plate steel-concrete combined light floor comprises a plurality of groups of I-shaped steel beams which are arranged side by side, a truss plate is arranged on a lower flange between every two groups of I-shaped steel beams, a light filling body is arranged on the truss plate, shear nails are arranged on upper flanges of the I-shaped steel beams, concrete layers are filled between the I-shaped steel beams and on the truss plate, and a reinforcing mesh is arranged in the concrete layer. The truss plate comprises a bottom plate, a plurality of groups of trusses are arranged on the bottom plate in parallel, each group of trusses comprises a truss upper chord, truss web reinforcements are arranged on two sides of the truss upper chord, the truss web reinforcements on each side of the truss upper chord are respectively formed by continuously bending a reinforcing steel bar, the bottom plate is lapped on a lower flange of an I-shaped steel beam, the length direction of the truss upper chord is perpendicular to the length direction of the I-shaped steel beam, and the light filling body is located on the bottom plate between the trusses. The bottom plate is provided with a bottom flange matched with the bottom of the steel I-beam, and the bottom of the steel I-beam and the bottom surface of the bottom plate are located at the same horizontal position. The protective sleeve is installed in the cooperation of the lower flange of the I-shaped steel beam, and the bottom plate is lapped on the protective sleeve. The bottom of the lower flange of the I-shaped steel beam is provided with a decorative plate, a fastening bolt is arranged on the decorative plate, and a threaded hole matched with the fastening bolt is formed in the lower flange of the I-shaped steel beam. The I-shaped steel beam is provided with wire passing holes, the wire passing holes are arranged along the length direction of the I-shaped steel beam, and the wire passing holes are located between the two groups of trusses. And a reinforcement cage is arranged between the trusses, and concrete is poured in the reinforcement cage to form the hidden beam. Corresponding to the position of truss web muscle of both sides, be equipped with four connecting pieces on the light obturator, the equal fixed mounting of one end of every connecting piece is on the light obturator, and the other end of connecting piece is equipped with the elastic clamp, sets up the convergent mouth on the elastic clamp, thereby the truss web muscle can pass the convergent mouth and enter into the elastic clamp and fix a position the light obturator between the truss. The I-shaped steel beam is provided with through holes arranged along the length direction, the through holes correspond to the positions of the upper chords of the trusses on the two sides, connecting pipes are installed in the through holes, and the two ends of each connecting pipe are matched with the upper chords of the trusses on the respective side and are welded and fixed.
The invention has the positive effects that: the beam plate steel-concrete combined light floor system provided by the invention has the advantages that the bearing steel beams are mutually connected by the metal truss, the steel beams are wrapped in the floor system, the upper and lower flanges of the bearing steel beams can play an effective bearing role, the floor height can be saved, the floor system plate with larger span and stronger integrity is formed, and the beam plate steel-concrete combined light floor system is suitable for building large flat layers and large rooms in markets and the like.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a truss plate;
FIG. 3 is a schematic structural view of a bottom plate of a truss plate provided with a slot;
FIG. 4 is an enlarged partial view of I of FIG. 1;
FIG. 5 is a schematic structural view of a protective sleeve mounted at the bottom of an I-beam;
FIG. 6 is an enlarged view of the cross-sectional view taken along line A-A of FIG. 1;
FIG. 7 is a schematic view of the construction of a reinforcement cage installed between trusses;
FIG. 8 is a schematic structural view of a connecting member installed between the lightweight filling body and the truss web;
FIG. 9 is an enlarged partial view of II of FIG. 8;
FIG. 10 is a schematic view of a connection pipe mounted on an I-beam;
fig. 11 is an enlarged view of a sectional view taken along line B-B in fig. 10.
Detailed Description
The invention relates to a beam plate steel-concrete combined light floor, as shown in figure 1, which comprises a plurality of groups of I-shaped steel beams 1 arranged side by side, wherein the I-shaped steel beams 1 can be used as bearing beams and can be arranged on a bearing wall, a truss plate 2 is arranged on a lower flange between every two groups of I-shaped steel beams 1, the truss plate 2 can also be other types of building plates, a light filling body 3 is arranged on the truss plate 2 so as to reduce the weight of the whole floor, and the light filling body 3 can be made of light solid materials, such as building foam plates, or hollow materials with hard outside and hollow inside. The structural member is characterized in that shear nails 4 are mounted on the upper flanges of the I-shaped steel beams 1, the shear nails 4 can be welded on the I-shaped steel beams 1, concrete layers 6 are filled between the I-shaped steel beams 1 and on the truss plates 2, and a reinforcing mesh 5 is arranged in the concrete layers 6, wherein the reinforcing mesh 5 can further improve the tensile strength of a floor system, and the structural member is stronger in integrity, larger in span and more attractive in application to a large flat layer by adopting integral casting molding, and the I-shaped steel beams 1 are positioned in the floor system, so that the upper flanges and the lower flanges can play a bearing role, the fireproof performance, the anticorrosion performance and the tolerance are good, the stability and the bearing capacity of the steel beams are further improved, the traditional ceiling operation is omitted, the floor height is saved, and the efficiency of.
When the beam-slab reinforced concrete combined light floor construction is carried out, firstly, the I-shaped steel beams 1 are installed, the shear nails 4 are welded on the I-shaped steel beams 1, then the truss plates 2 are placed between every two groups of I-shaped steel beams 1, the light filling bodies 3 are placed on the truss plates 2, after the placement is finished, the reinforcing mesh 5 is laid on the upper sides of the I-shaped steel beams 1, and finally, concrete is poured for integral forming.
In order to further improve the strength performance of the truss plate 2, the truss plate 2 comprises a bottom plate 7, the bottom plate 7 can be an existing steel plate or a concrete plate, a plurality of groups of trusses are arranged on the bottom plate 7 in parallel, the trusses can effectively enhance the overall strength of the truss plate 2 and improve the connection capacity between the truss plate 2 and subsequently poured concrete, each group of trusses comprises a truss upper chord 8, the truss upper chord 8 can be an existing steel pipe or a steel bar, truss web ribs 9 are arranged on two sides of the truss upper chord 8, the truss web ribs 9 on each side of the truss upper chord 8 are respectively formed by continuously bending a steel bar, the bottom end of the truss web rib 9 is fixedly connected with the bottom plate 7, and the upper end of the truss web rib 9 is fixedly connected with the truss upper chord 8. When the truss plates 2 are placed on the two groups of I-shaped steel beams 1, the bottom plate 7 is lapped on the lower flange of the I-shaped steel beams 1, the length direction of the truss upper chord 8 is perpendicular to the length direction of the I-shaped steel beams 1, and the light filling body 3 is positioned on the bottom plate 7 between the trusses.
In order to ensure that the bottom of the floor is positioned on the same horizontal plane and facilitate subsequent top layer decoration, as shown in fig. 3, two ends of the base plate 7 are both provided with a clamping groove 10 matched with the lower flange of the i-shaped steel beam 1, the bottom of the i-shaped steel beam 1 and the bottom surface of the base plate 7 are positioned at the same horizontal position, and the i-shaped steel beam 1 is completely positioned in the floor.
Under the condition that the I-shaped steel beam 1 extends out of a small part of a floor, in order to ensure the fireproof, anticorrosive and deformation-resistant performance of the whole I-shaped steel beam 1, the lower flange of the I-shaped steel beam 1 is protected, as shown in fig. 4, a decorative plate 12 is installed at the bottom of the lower flange of the I-shaped steel beam 1, a fastening bolt 13 is installed on the decorative plate 12, a threaded hole 14 matched with the fastening bolt 13 is formed in the lower flange of the I-shaped steel beam 1, and after the I-shaped steel beam 1 and the truss plate 2 are installed, the decorative plate 12 can be fixed to the bottom of the I-shaped steel beam 1 by screwing the fastening bolt 13 into the threaded hole 14.
As shown in fig. 5, the lower flange of the i-beam 1 may further be installed with a protective sleeve 11 in a matching manner, the protective sleeve 11 is sleeved on the lower flange in advance before the i-beam 1 is installed, and after the installation is completed, the bottom plate 7 is lapped on the protective sleeve 11 to protect the lower flange of the i-beam 1 in an all-around manner.
In order to further increase the connection strength between the I-shaped steel beam 1 and the concrete layer 6, through holes can be formed in the I-shaped steel beam 1, and in the subsequent concrete pouring operation process, the I-shaped steel beam 1 and the concrete layer 6 can form better mutual combination effect through concrete entering the through holes, so that the floor system is integrated. The through holes can be used as wiring holes 15, in order to facilitate wiring arrangement inside a floor, as shown in fig. 6, the wiring holes 15 are arranged along the length direction of the I-shaped steel beam 1, the wiring holes 15 are located between two groups of trusses, the wiring holes 15 are located in the middle of the I-shaped steel beam 1, the positive and negative sequence is not needed to be considered when the I-shaped steel beam 1 is installed, wiring pipes can be installed in the wiring holes 15 needing wiring in advance, the light filling bodies 3 are taken down on the bottom plate 7 at the positions needing wiring, and the wiring holes 15 not needing path laying can be filled with concrete, so that the connection strength between the concrete layer 6 and the I-shaped steel beam 1 is further improved. Wherein the shape of the wiring hole 15 can adopt a hexagon, a rectangular circle or a triangle.
If a part of the floor needs special bearing requirements, as shown in fig. 7, a reinforcement cage 16 is arranged between the trusses, concrete is poured into the reinforcement cage 16 to form a hidden beam, the reinforcement cage 16 can replace the light filling body 3 at a specified position according to requirements so as to improve the bearing performance of the position, and the structure is flexible and convenient to arrange and is beneficial to improving the efficiency of field construction operation.
In order to prevent the lightweight filling body 3 from being washed away by concrete and separating from an original position or floating up along with the concrete filling when the concrete is poured, as shown in fig. 8, four connecting pieces 17 are arranged on the lightweight filling body 3 corresponding to the positions of truss web ribs 9 on two sides, as shown in fig. 9, one end of each connecting piece 17 is fixedly arranged on the lightweight filling body 3, the other end of each connecting piece 17 is provided with an elastic clamp 18, a gradually-shrinking opening 19 is formed in each elastic clamp 18, the truss web ribs 9 can penetrate through the gradually-shrinking openings 19 to enter the elastic clamps 18 so as to position the lightweight filling body 3 between trusses, the connecting pieces 17 of the structure are convenient to disassemble and assemble and reliable in positioning, and when the concrete is poured, the lightweight filling body 3 cannot move in position.
In order to further enhance the connection strength between the truss plates 2 at two sides of the i-shaped steel beam 1, as shown in fig. 10 and 11, through holes 20 are formed in the i-shaped steel beam 1 and arranged along the length direction, the through holes 20 correspond to the positions of the truss upper chords 8 at two sides, connecting pipes 21 are installed in the through holes 20, and two ends of each connecting pipe 21 are respectively matched and welded with the truss upper chords 8 at one side of each connecting pipe, that is, the truss plates 2 on the floor can be connected into a whole through the connecting pipes 21, so as to improve the integrity and deformation resistance of the floor.
The technical solution of the present invention is not limited to the scope of the embodiments of the present invention. The technical contents not described in detail in the present invention are all known techniques.
Claims (9)
1. The utility model provides a light-duty superstructure of beam slab reinforced concrete combination which characterized in that: including multiunit I-steel roof beam (1) that sets up side by side, be equipped with truss plate (2) on the lower flange between every two sets of I-steel roof beam (1), set up light obturator (3) on truss plate (2), all install shear force nail (4) on the top flange of I-steel roof beam (1), all fill concrete layer (6) between I-steel roof beam (1) and on truss plate (2), be equipped with reinforcing bar net (5) in concrete layer (6).
2. The beam-slab steel-concrete composite light floor system as claimed in claim 1, wherein: truss plate (2) include bottom plate (7), parallel arrangement has the multiunit truss on bottom plate (7), every group truss all includes truss upper chord (8), truss upper chord (8) both sides set up truss web member (9), truss web member (9) of truss upper chord (8) each side respectively by a reinforcing bar continuous bending type one-tenth, wherein bottom plate (7) overlap joint is on the lower flange of I-shaped steel roof beam (1), the length direction of truss upper chord (8) sets up with I-shaped steel roof beam (1) length direction mutually perpendicularly, light obturator (3) are located bottom plate (7) between the truss.
3. The beam-slab steel-concrete composite light floor system as claimed in claim 2, wherein: the clamping grooves (10) matched with the lower flange of the I-shaped steel beam (1) are formed in the two ends of the bottom plate (7), and the bottom of the I-shaped steel beam (1) and the bottom surface of the bottom plate (7) are located at the same horizontal position.
4. The beam-slab steel-concrete composite light floor system as claimed in claim 2, wherein: a protective sleeve (11) is installed on the lower flange of the I-shaped steel beam (1) in a matched mode, and the bottom plate (7) is connected to the protective sleeve (11) in an overlapped mode.
5. The beam-slab steel-concrete composite light floor system as claimed in claim 2, wherein: a decorative plate (12) is installed at the bottom of the lower flange of the I-shaped steel beam (1), a fastening bolt (13) is installed on the decorative plate (12), and a threaded hole (14) matched with the fastening bolt (13) is formed in the lower flange of the I-shaped steel beam (1).
6. The beam-slab steel-concrete composite light floor system as claimed in claim 2, wherein: a wire passing hole (15) is formed in the I-shaped steel beam (1), the wire passing hole (15) is arranged along the length direction of the I-shaped steel beam (1), and the wire passing hole (15) is located between the two groups of trusses.
7. The beam-slab steel-concrete composite light floor system as claimed in claim 2, wherein: and a reinforcement cage (16) is arranged between the trusses, and concrete is poured in the reinforcement cage (16) to form a hidden beam.
8. The beam-slab steel-concrete composite light floor system as claimed in claim 2, wherein: corresponding to the position of truss web muscle (9) of both sides, be equipped with four connecting pieces (17) on light obturator (3), the equal fixed mounting in one end of every connecting piece (17) is on light obturator (3), the other end of connecting piece (17) is equipped with elasticity and presss from both sides (18), set up gradual shrinkage mouth (19) on elasticity presss from both sides (18), thereby truss web muscle (9) can pass gradual shrinkage mouth (19) and enter into elasticity and press from both sides (18) in thereby fix a position light obturator (3) between the truss.
9. The beam-slab steel-concrete composite light floor system as claimed in claim 2, wherein: through holes (20) arranged along the length direction are formed in the I-shaped steel beam (1), the through holes (20) correspond to the positions of the truss upper chords (8) on the two sides, connecting pipes (21) are installed in the through holes (20), and the two ends of each connecting pipe (21) are matched with the truss upper chords (8) on one side of each connecting pipe in a welding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011252068.0A CN112431338A (en) | 2020-11-11 | 2020-11-11 | Beam slab steel-concrete combined light floor system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011252068.0A CN112431338A (en) | 2020-11-11 | 2020-11-11 | Beam slab steel-concrete combined light floor system |
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| Publication Number | Publication Date |
|---|---|
| CN112431338A true CN112431338A (en) | 2021-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011252068.0A Pending CN112431338A (en) | 2020-11-11 | 2020-11-11 | Beam slab steel-concrete combined light floor system |
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| Country | Link |
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| CN (1) | CN112431338A (en) |
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|---|---|---|---|---|
| KR100736752B1 (en) * | 2006-05-18 | 2007-07-09 | 삼성중공업 주식회사 | Connection structure of i-slabs and asymmetric slimflor beam |
| CN101230606A (en) * | 2007-01-28 | 2008-07-30 | 邱则有 | Bearing type template component |
| CN202265935U (en) * | 2011-09-21 | 2012-06-06 | 广东新元素板业有限公司 | Steel beam structure with a fire-proof protection facility |
| CN204899033U (en) * | 2015-08-30 | 2015-12-23 | 郭勇 | Shaped steel concrete combination flat beam |
| CN106088434A (en) * | 2016-08-25 | 2016-11-09 | 中冶建筑研究总院有限公司 | A kind of assembling type steel structure overlapped hollow floor system and construction method thereof |
| CN207392557U (en) * | 2017-07-06 | 2018-05-22 | 中国十七冶集团有限公司 | A kind of hollow laminated floor slab of rectangle steel bar girder |
| CN208293860U (en) * | 2018-03-20 | 2018-12-28 | 江苏卓典钻掘科技有限公司 | A kind of laminated floor slab |
| CN208396111U (en) * | 2018-07-11 | 2019-01-18 | 湖北宇辉中工建筑产业化有限公司 | The hollow laminated floor slab of large span with truss bars |
| CN209397804U (en) * | 2018-12-25 | 2019-09-17 | 罗强军 | A kind of assembled steel frame-composite slim floor |
| CN209637070U (en) * | 2019-01-31 | 2019-11-15 | 长沙远大住宅工业集团股份有限公司 | A kind of combined type superposed floor |
| CN211646700U (en) * | 2019-12-30 | 2020-10-09 | 河南天丰钢结构建设有限公司 | Steel structure building and steel concrete combined member thereof |
-
2020
- 2020-11-11 CN CN202011252068.0A patent/CN112431338A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100736752B1 (en) * | 2006-05-18 | 2007-07-09 | 삼성중공업 주식회사 | Connection structure of i-slabs and asymmetric slimflor beam |
| CN101230606A (en) * | 2007-01-28 | 2008-07-30 | 邱则有 | Bearing type template component |
| CN202265935U (en) * | 2011-09-21 | 2012-06-06 | 广东新元素板业有限公司 | Steel beam structure with a fire-proof protection facility |
| CN204899033U (en) * | 2015-08-30 | 2015-12-23 | 郭勇 | Shaped steel concrete combination flat beam |
| CN106088434A (en) * | 2016-08-25 | 2016-11-09 | 中冶建筑研究总院有限公司 | A kind of assembling type steel structure overlapped hollow floor system and construction method thereof |
| CN207392557U (en) * | 2017-07-06 | 2018-05-22 | 中国十七冶集团有限公司 | A kind of hollow laminated floor slab of rectangle steel bar girder |
| CN208293860U (en) * | 2018-03-20 | 2018-12-28 | 江苏卓典钻掘科技有限公司 | A kind of laminated floor slab |
| CN208396111U (en) * | 2018-07-11 | 2019-01-18 | 湖北宇辉中工建筑产业化有限公司 | The hollow laminated floor slab of large span with truss bars |
| CN209397804U (en) * | 2018-12-25 | 2019-09-17 | 罗强军 | A kind of assembled steel frame-composite slim floor |
| CN209637070U (en) * | 2019-01-31 | 2019-11-15 | 长沙远大住宅工业集团股份有限公司 | A kind of combined type superposed floor |
| CN211646700U (en) * | 2019-12-30 | 2020-10-09 | 河南天丰钢结构建设有限公司 | Steel structure building and steel concrete combined member thereof |
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