CN216196021U - Steel bar truss and solid-mold laminated slab component with disassembly-free bottom plate - Google Patents
Steel bar truss and solid-mold laminated slab component with disassembly-free bottom plate Download PDFInfo
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- CN216196021U CN216196021U CN202022435963.8U CN202022435963U CN216196021U CN 216196021 U CN216196021 U CN 216196021U CN 202022435963 U CN202022435963 U CN 202022435963U CN 216196021 U CN216196021 U CN 216196021U
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- steel bar
- chord rib
- lower chord
- bar truss
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 72
- 239000010959 steel Substances 0.000 title claims abstract description 72
- 230000003014 reinforcing effect Effects 0.000 claims description 29
- 239000002131 composite material Substances 0.000 claims description 24
- 230000002787 reinforcement Effects 0.000 claims description 10
- 238000003466 welding Methods 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 10
- 239000000463 material Substances 0.000 abstract description 5
- 210000002435 tendon Anatomy 0.000 description 9
- 239000004567 concrete Substances 0.000 description 8
- 238000009415 formwork Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000004873 anchoring Methods 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009417 prefabrication Methods 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000011120 plywood Substances 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
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- Reinforcement Elements For Buildings (AREA)
Abstract
The utility model provides a steel bar truss and a solid-mold laminated slab member with a disassembly-free bottom plate. The steel bar truss comprises an upper chord rib, a first lower chord rib, a second lower chord rib and web ribs, wherein the upper chord rib, the first lower chord rib and the second lower chord rib are distributed in the shape of an isosceles triangle vertex, and the web ribs are sequentially connected with the upper chord rib, the first lower chord rib, the upper chord rib and the second lower chord rib at set intervals so as to be alternately distributed on two sides of the steel bar truss. The member of the utility model has reasonable design, meets the structural performance requirement, and can save materials and reduce the construction cost at the same time.
Description
Technical Field
The utility model belongs to the technical field of buildings and construction thereof, and relates to a building component, in particular to a steel bar truss and a solid-mold laminated slab component with a disassembly-free bottom plate.
Background
The building industry, which is rapidly developed today, puts higher demands on the structure and prefabrication process of the formwork, both in the structural performance of the formwork and in the rationality of the preparation and installation. In order to meet the requirements of building construction, the construction, materials and the like of building templates need to be improved continuously, so that the preparation and installation construction of building components become more efficient and reasonable in terms of manpower and material resources.
For example, for wall members, a cast-in-place reinforced concrete method is generally adopted, and the reinforcing steel bars are bound, the formwork is erected and the formwork is disassembled after concrete is poured on site, so that the field labor is more, and the construction period is long. In addition, the rapid development of the current building industry puts higher requirements on the structure and the prefabrication process of the template, in the aspects of the structural performance, the preparation and installation rationality, the material utilization rate and the like of the template.
In order to overcome the defects and shortcomings of the traditional building structure system, a more reasonable scheme needs to be found on the wall structure process and the construction method, so that a structural building which is investment-saving, reasonable in structure, simple to process and convenient to construct is formed.
Disclosure of Invention
The utility model provides a solid-mould laminated slab member with a disassembly-free bottom plate, which comprises a steel bar truss, and a floor structure and a building structure based on the solid-mould laminated slab member.
In one aspect, the utility model provides a steel bar truss, which comprises an upper chord rib, a first lower chord rib, a second lower chord rib and web ribs, wherein the upper chord rib, the first lower chord rib and the second lower chord rib are distributed at the vertex of an isosceles triangle, and the web ribs are sequentially connected with the upper chord rib, the first lower chord rib, the upper chord rib and the second lower chord rib at set intervals so as to be alternately distributed on two sides of the steel bar truss.
In a specific embodiment, the web rib is connected with the upper chord rib, the first lower chord rib, the upper chord rib and the second lower chord rib in sequence as a fixed connection at a turning point or a turning section of the web rib.
In a specific embodiment, the web ribs are connected with the upper chord rib, the first lower chord rib, the upper chord rib and the second lower chord rib in sequence in a welding mode.
In one embodiment, the upper chord rib is a steel bar or a steel pipe.
In another aspect, the present invention provides a composite structural member with a non-dismantling base plate, comprising the steel bar truss, a base plate and a steel bar mesh, wherein the steel bar mesh is arranged above the base plate in parallel, and the steel bar truss is arranged along the base plate in the longitudinal direction and fixed above the steel bar mesh.
In one embodiment, the solid-mould composite slab member comprises a plurality of steel bar trusses arranged in parallel, and a layer of steel bar mesh which comprises a plurality of longitudinal bars and a plurality of transverse bars.
Connecting elements are arranged between the reinforcing mesh and the bottom plate at a set interval, connecting elements are arranged between the steel bar truss and the reinforcing mesh and/or the bottom plate at a set interval, and the first lower chord and the second lower chord of the steel bar truss are in contact with the transverse tendons of the reinforcing mesh but not in contact with the longitudinal tendons.
And the longitudinal ribs of the reinforcing mesh extend out of one end or two ends of the solid-mould laminated slab member, and the transverse ribs of the reinforcing mesh extend out of one side or two sides of the solid-mould laminated slab member, so that an end connecting rib and a side connecting rib are respectively formed.
In another aspect, the utility model also provides a floor structure based on the disassembly-free bottom plate solid-mold composite slab member, which comprises a prefabricated disassembly-free bottom plate solid-mold composite slab member and a cast-in-place concrete layer thereon, wherein the solid-mold composite slab member comprises a steel bar truss, a bottom plate and a steel bar mesh.
In another aspect, the present invention also provides a building structure based on a disassembly-free floor-formwork-fixing laminated slab member, which includes a plurality of wall panels, beam column members and floor structures connected to each other to form a space structure system.
The characteristics and effects of the utility model include:
(1) the solid-mould laminated slab member can be prepared in a factory in a large scale, and standardization and industrialization can be realized.
(2) The steel bar truss is reasonable in design, meets the structural performance requirements, and meanwhile can save materials and reduce the construction cost.
(3) The steel bar truss and the solid-mold laminated slab member with the structure are simple and flexible in preparation process and convenient to transport.
(4) Because the solid-mould superimposed sheet component is prefabricated in batches, a floor structure or a building structure is constructed, the workload and the construction difficulty of a construction site can be greatly reduced, the labor intensity is reduced, and the construction speed can be accelerated.
Drawings
The foregoing summary, as well as the following detailed description of the utility model, will be better understood when read in conjunction with the appended drawings.
FIGS. 1A-1F are schematic views of a solid-molded composite slab member with a disassembly-free floor in accordance with an embodiment of the present invention. Wherein, fig. 1A, 1B, 1C are a front view, a right side view, and a bottom view respectively illustrating the solid-mold laminated slab member; FIG. 1D is an enlarged view of portion A of FIG. 1C; FIGS. 1E and 1F are rear and perspective views, respectively, of the depicted solid molded composite slab member. And the upper chord rib of the steel bar truss in the solid-mould laminated slab component is a steel bar.
Fig. 2A-2E are schematic views of a solid molded composite slab member with a disassembly-free floor in accordance with another embodiment of the present invention. 2A, 2B and 2C are respectively a front view, a right view and a bottom view for describing the solid-mould superimposed sheet component; FIG. 2D is an enlarged view of the portion B of FIG. 2C; fig. 2E is a perspective view of the described solid-mold laminated slab member. The upper chord rib of the steel bar truss in the solid-mould laminated slab component is a steel pipe.
Figure 3 is a schematic view of a building structure based on non-demolition floor-mounted plywood elements according to another embodiment of the utility model.
Detailed Description
In order that the technical solution, novel features, objectives and effects of the utility model will be readily understood, the utility model will be further illustrated and described in the following detailed description, taken in conjunction with the accompanying drawings.
According to an embodiment of the present invention, the present invention provides a steel bar truss 100, which includes an upper chord 110, a first lower chord 120a, a second lower chord 120b and a web 130, wherein the upper chord 110, the first lower chord 120a and the second lower chord 120b are distributed in an isosceles triangle vertex, and the web 130 is connected with the upper chord 110, the first lower chord 120a, the upper chord 110 and the second lower chord 120b in sequence at a set interval, so as to be alternately distributed on two sides of the steel bar truss 100.
In a specific embodiment, the web rib 130 is connected to the upper chord rib 110, the first lower chord rib 120a, the upper chord rib 110, and the second lower chord rib 120b in sequence as a fixed connection at a turning point or a turning section of the web rib 130.
In a specific embodiment, the web rib 130 is connected to the upper chord rib 110, the first lower chord rib 120a, the upper chord rib 110, and the second lower chord rib 120b in sequence by welding.
In one embodiment, the upper chord 110 is a steel bar or a steel tube.
According to another embodiment of the present invention, there is provided a formwork member 200 with a non-dismantling floor, comprising the above-mentioned steel bar truss 100, a floor 240 and a steel bar net 250, wherein the steel bar net 250 is disposed above the floor 240 in parallel, and the steel bar truss 100 is disposed along the floor 240 in a longitudinal direction and fixed above the steel bar net 250.
In one embodiment, the laminated plate member 200 includes a plurality of steel bar trusses 100 arranged in parallel, and a layer of the reinforcing mesh 250 including a plurality of longitudinal ribs 252a and a plurality of transverse ribs 252 b.
The reinforcing mesh 250 and the base plate 240 are provided with coupling members at a predetermined interval therebetween, the steel-bar truss 100 and the reinforcing mesh 250 and/or the base plate 240 are provided with coupling members at a predetermined interval therebetween, and the first lower tendons 120a and the second lower tendons 120b of the steel-bar truss 100 are in contact with the transverse tendons 252b of the reinforcing mesh 250 but are not in contact with the longitudinal tendons 252 a.
The longitudinal ribs 252a of the mesh reinforcement 250 extend out of one end or both ends of the molded composite slab member 200, and the transverse ribs 252b of the mesh reinforcement 250 extend out of one side or both sides of the molded composite slab member 200, thereby forming end tie bars and side tie bars, respectively.
In one embodiment, the steel bar truss 100 is used to fabricate a solid-molded composite slab member 200.
In one embodiment, the solid-mold composite slab member 200 is used to make a floor structure.
According to another embodiment of the present invention, the present invention further provides a floor structure based on a non-dismantling bottom plate solid-mold composite slab member, which comprises a prefabricated non-dismantling bottom plate solid-mold composite slab member 200 and a cast-in-place concrete layer thereon, wherein the solid-mold composite slab member 200 comprises a steel bar truss 100, a bottom plate 240 and a steel bar net 250, wherein the steel bar truss 100 comprises an upper chord rib 110, a first lower chord rib 120a, a second lower chord rib 120b and web ribs 130, the upper chord rib 110, the first lower chord rib 120a and the second lower chord rib 120b are distributed in an isosceles triangle vertex, and the web ribs 130 are sequentially connected with the upper chord rib 110, the first lower chord rib 120a, the upper chord rib 110 and the second lower chord rib 120b at set intervals so as to be alternately distributed on two sides of the steel bar truss 100; wherein the mesh reinforcement 250 is disposed in parallel above the base plate 240, and the steel-reinforced truss 100 is disposed longitudinally along the base plate 240 and fixed above the mesh reinforcement 250.
The web rib 130 of the steel bar truss 100 is connected with the upper chord rib 110, the first lower chord rib 120a, the upper chord rib 110 and the second lower chord rib 120b in sequence and is fixedly connected at a turning point or a turning section of the web rib 130; the upper chord 110 is a steel bar or a steel pipe.
The web rib 130 of the steel bar truss 100 is connected with the upper chord rib 110, the first lower chord rib 120a, the upper chord rib 110 and the second lower chord rib 120b in sequence in a welding manner.
The laminated plate member 200 includes a plurality of steel bar trusses 100 arranged in parallel to each other, and a layer of the reinforcing mesh 250 including a plurality of longitudinal ribs 252a and a plurality of transverse ribs 252 b.
In one embodiment, the reinforcing mesh 250 is provided with a connection member 260 at a predetermined interval from the base plate 240, the steel bar truss 100 is provided with a connection member 260 at a predetermined interval from the reinforcing mesh 250 and/or the base plate 240, and the first and second lower tendons 120a and 120b of the steel bar truss 100 are in contact with the transverse tendons 252b of the reinforcing mesh 250 but not in contact with the longitudinal tendons 252 a.
In one embodiment, the longitudinal ribs 252a of the mesh reinforcement 250 extend beyond one or both ends of the molded composite slab member 200 to form end connectors, and the transverse ribs 252b of the mesh reinforcement 250 may extend beyond one or both sides of the molded composite slab member 200 to form side connectors.
In one embodiment, the steel bar truss 100 may partially extend out of one or both ends of the composite slab member 200 according to design requirements.
In a particular embodiment, the floor structure further comprises end supports and side supports, wherein:
the end support comprises an end support body, wherein an end cast-in-place connecting space corresponding to the end surface of the floor is arranged on the end support body, the end connecting rib of the solid-mold composite slab member 200 extends to the end cast-in-place connecting space, and the extending length is greater than half of the span of the end cast-in-place connecting space in the corresponding direction;
the side support comprises a side support body, a side cast-in-place connecting space corresponding to the side surface of the floor is arranged on the side support body, the side connecting rib of the solid-mold composite slab member 200 extends to the side cast-in-place connecting space, and the extending length is greater than half of the span of the side cast-in-place connecting space in the corresponding direction.
Wherein the reinforcing mesh 250 constitutes a lower layer reinforcing mesh, and the longitudinal ribs 252a and the transverse ribs 252b constitute lower layer longitudinal ribs and lower layer transverse ribs, respectively; and the floor structure may further include an additional upper-layer reinforcing mesh provided above the steel bar truss 100, the upper-layer reinforcing mesh including a plurality of upper-layer longitudinal ribs and a plurality of upper-layer transverse ribs, wherein:
the upper layer longitudinal ribs extend out of one end or two ends of the fixed-mold laminated slab member 200 so as to form upper layer end connecting ribs, and the upper layer transverse ribs can extend out of one side or two sides of the fixed-mold laminated slab member 200 so as to form upper layer side connecting ribs;
the upper-layer end connecting rib extends to the end cast-in-place connecting space, the length of the extension is larger than half of the span of the end cast-in-place connecting space in the corresponding direction, the end part of the upper-layer end connecting rib is bent downwards to form a vertical section, the longitudinal span of the upper-layer end connecting rib in the end cast-in-place connecting space is larger than half of the span of the end cast-in-place connecting space in the corresponding direction, and the cast-in-place concrete layer extends to and fills the end cast-in-place connecting space and is fixedly connected with the end supporting body;
the upper layer side connecting rib extends to the side cast-in-place connecting space, the extending length of the upper layer side connecting rib is larger than half of the span of the side cast-in-place connecting space in the corresponding direction, the end part of the upper layer side connecting rib is bent downwards to form a vertical section, the longitudinal span of the upper layer side connecting rib in the side cast-in-place connecting space is larger than half of the span of the side cast-in-place connecting space in the corresponding direction, and the cast-in-place concrete layer extends to and fills the side cast-in-place connecting space and is consolidated with the side support body.
In the floor structure, the side links on one or both sides of the molded laminate structure 200 may extend to corresponding positions on the bottom plate 240 of the adjacent molded laminate structure 200 to form adjacent seam anchoring areas, and reinforcing side links may be provided at the adjacent seam anchoring areas, crossing the adjacent seams, and longitudinally between the lower layer reinforcing mesh and the upper layer reinforcing mesh.
According to another embodiment of the present invention, there is also provided a building structure based on non-demolition floor-curing laminated slab members, which includes a plurality of wall panel members 370, beam column members and floor structures 380 connected to each other to form a space structure system, wherein:
the floor structure comprises a prefabricated disassembly-free bottom plate solid-mold laminated slab member 200 and a cast-in-place concrete layer on the prefabricated disassembly-free bottom plate solid-mold laminated slab member 200, wherein the solid-mold laminated slab member 200 comprises a steel bar truss 100, a bottom plate 240 and a steel bar net 250, the steel bar truss 100 comprises an upper chord rib 110, a first lower chord rib 120a, a second lower chord rib 120b and a web rib 130, the upper chord rib 110, the first lower chord rib 120a and the second lower chord rib 120b are distributed in the shape of an isosceles triangle vertex, and the web rib 130 is sequentially connected with the upper chord rib 110, the first lower chord rib 120a, the upper chord rib 110 and the second lower chord rib 120b at set intervals so as to be alternately distributed on two sides of the steel bar truss 100; wherein the mesh reinforcement 250 is disposed in parallel above the base plate 240, and the steel-reinforced truss 100 is disposed longitudinally along the base plate 240 and fixed above the mesh reinforcement 250.
The building structure further comprises an end support and a side support, wherein:
the end support comprises an end support body, wherein an end cast-in-place connecting space corresponding to the end surface of the floor is arranged on the end support body, the end connecting rib of the solid-mold composite slab member 200 extends to the end cast-in-place connecting space, and the extending length is greater than half of the span of the end cast-in-place connecting space in the corresponding direction;
the side support comprises a side support body, a side cast-in-place connecting space corresponding to the side surface of the floor is arranged on the side support body, the side connecting rib of the solid-mold composite slab member 200 extends to the side cast-in-place connecting space, and the extending length is greater than half of the span of the side cast-in-place connecting space in the corresponding direction.
Wherein the reinforcing mesh 250 constitutes a lower layer reinforcing mesh, and the longitudinal ribs 252a and the transverse ribs 252b constitute lower layer longitudinal ribs and lower layer transverse ribs, respectively; and the floor structure may further include an additional upper-layer reinforcing mesh provided above the steel bar truss 100, the upper-layer reinforcing mesh including a plurality of upper-layer longitudinal ribs and a plurality of upper-layer transverse ribs, wherein:
the upper layer longitudinal ribs extend out of one end or two ends of the fixed-mold laminated slab member 200 so as to form upper layer end connecting ribs, and the upper layer transverse ribs can extend out of one side or two sides of the fixed-mold laminated slab member 200 so as to form upper layer side connecting ribs;
the upper-layer end connecting rib extends to the end cast-in-place connecting space, the length of the extension is larger than half of the span of the end cast-in-place connecting space in the corresponding direction, the end part of the upper-layer end connecting rib is bent downwards to form a vertical section, the longitudinal span of the upper-layer end connecting rib in the end cast-in-place connecting space is larger than half of the span of the end cast-in-place connecting space in the corresponding direction, and the cast-in-place concrete layer extends to and fills the end cast-in-place connecting space and is fixedly connected with the end supporting body;
the upper layer side connecting rib extends to the side cast-in-place connecting space, the extending length of the upper layer side connecting rib is larger than half of the span of the side cast-in-place connecting space in the corresponding direction, the end part of the upper layer side connecting rib is bent downwards to form a vertical section, the longitudinal span of the upper layer side connecting rib in the side cast-in-place connecting space is larger than half of the span of the side cast-in-place connecting space in the corresponding direction, and the cast-in-place concrete layer extends to and fills the side cast-in-place connecting space and is consolidated with the side support body.
Side connector bars on one or both sides of the molded laminate structure 200 in the building structure may extend to corresponding positions above the bottom plate 240 of the adjacent molded laminate structure 200 to form adjacent seam anchoring areas, and reinforcing side connector bars may be provided at the adjacent seam anchoring areas to span the adjacent seams and be located longitudinally between the lower and upper layers of reinforcing mats.
Claims (7)
1. The steel bar truss (100) is characterized by comprising an upper chord rib (110), a first lower chord rib (120a), a second lower chord rib (120b) and web ribs (130), wherein the upper chord rib (110), the first lower chord rib (120a) and the second lower chord rib (120b) are distributed in the shape of an isosceles triangle vertex, and the web ribs (130) are sequentially connected with the upper chord rib (110), the first lower chord rib (120a), the upper chord rib (110) and the second lower chord rib (120b) at set intervals so as to be alternately distributed on two sides of the steel bar truss (100); and the web rib (130) is connected with the upper chord rib (110), the first lower chord rib (120a), the upper chord rib (110) and the second lower chord rib (120b) in sequence to be fixedly connected at the turning point or the turning section of the web rib (130).
2. The steel bar truss (100) according to claim 1, wherein the web rib (130) is connected with the upper chord rib (110), the first lower chord rib (120a), the upper chord rib (110) and the second lower chord rib (120b) in sequence by welding.
3. A steel bar truss (100) as claimed in any one of claims 1-2 wherein the upper chord (110) is a steel bar or a steel pipe.
4. A solid-mould composite slab member (200) with a non-dismantling floor, comprising the steel bar truss (100) as claimed in any one of claims 1 to 3, a floor (240) and a steel bar net (250), wherein the steel bar net (250) is arranged in parallel above the floor (240), and the steel bar truss (100) is arranged along the longitudinal direction of the floor (240) and fixed above the steel bar net (250).
5. A solid mode composite plate member (200) according to claim 4, comprising a plurality of steel bar trusses (100) arranged in parallel with each other, and a layer of said steel bar net (250) comprising a plurality of longitudinal bars (252a) and a plurality of transverse bars (252 b).
6. A laminated plate member (200) according to claim 4, wherein the reinforcing mesh (250) and the base plate (240) are provided with connecting elements at a predetermined interval therebetween, the steel bar truss (100) and the reinforcing mesh (250) and/or the base plate (240) are provided with connecting elements at a predetermined interval therebetween, and the first lower chord (120a) and the second lower chord (120b) of the steel bar truss (100) are in contact with the transverse chord (252b) of the reinforcing mesh (250) but not in contact with the longitudinal chord (252 a).
7. A modular pallet element (200) according to claim 4, wherein the longitudinal ribs (252a) of the mesh reinforcement (250) extend beyond one or both ends of the pallet element (200), and the transverse ribs (252b) of the mesh reinforcement (250) extend beyond one or both sides of the pallet element (200) to form end and side connector ribs, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022435963.8U CN216196021U (en) | 2020-10-28 | 2020-10-28 | Steel bar truss and solid-mold laminated slab component with disassembly-free bottom plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022435963.8U CN216196021U (en) | 2020-10-28 | 2020-10-28 | Steel bar truss and solid-mold laminated slab component with disassembly-free bottom plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216196021U true CN216196021U (en) | 2022-04-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022435963.8U Active CN216196021U (en) | 2020-10-28 | 2020-10-28 | Steel bar truss and solid-mold laminated slab component with disassembly-free bottom plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216196021U (en) |
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- 2020-10-28 CN CN202022435963.8U patent/CN216196021U/en active Active
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Effective date of registration: 20240102 Address after: No. a903a, building 8, yard 1, Zhongguancun East Road, Haidian District, Beijing 100084 Patentee after: ZHONGQINGDA TECHNOLOGY Co.,Ltd. Patentee after: ARCHITECTURAL DESIGN AND RESEARCH INSTITUTE OF TSINGHUA UNIVERSITY Co.,Ltd. Address before: No. a903a, building 8, yard 1, Zhongguancun East Road, Haidian District, Beijing 100084 Patentee before: ZHONGQINGDA TECHNOLOGY Co.,Ltd. Patentee before: Hou Jianqun |
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