CN215367736U - Novel HPC shaped steel composite member's low multilayer assembled building structure - Google Patents
Novel HPC shaped steel composite member's low multilayer assembled building structure Download PDFInfo
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- CN215367736U CN215367736U CN202120088444.0U CN202120088444U CN215367736U CN 215367736 U CN215367736 U CN 215367736U CN 202120088444 U CN202120088444 U CN 202120088444U CN 215367736 U CN215367736 U CN 215367736U
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- concrete
- building structure
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 56
- 239000010959 steel Substances 0.000 title claims abstract description 56
- 239000002131 composite material Substances 0.000 title claims description 11
- 239000004567 concrete Substances 0.000 claims abstract description 44
- 238000009413 insulation Methods 0.000 claims abstract description 27
- 239000002344 surface layer Substances 0.000 claims abstract description 9
- 229910052602 gypsum Inorganic materials 0.000 claims abstract description 6
- 239000010440 gypsum Substances 0.000 claims abstract description 6
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 6
- 239000011381 foam concrete Substances 0.000 claims abstract description 5
- 239000003973 paint Substances 0.000 claims abstract description 5
- 238000004321 preservation Methods 0.000 claims abstract description 5
- 239000004575 stone Substances 0.000 claims abstract description 5
- 239000007921 spray Substances 0.000 claims abstract description 4
- 239000004570 mortar (masonry) Substances 0.000 claims description 5
- 239000004568 cement Substances 0.000 claims description 3
- 239000011150 reinforced concrete Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 13
- 230000002265 prevention Effects 0.000 abstract description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 8
- 239000003795 chemical substances by application Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 239000010410 layer Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000011398 Portland cement Substances 0.000 description 2
- 239000006004 Quartz sand Substances 0.000 description 2
- 239000002518 antifoaming agent Substances 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 238000005056 compaction Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000010881 fly ash Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011178 precast concrete Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/24—Structural elements or technologies for improving thermal insulation
- Y02A30/244—Structural elements or technologies for improving thermal insulation using natural or recycled building materials, e.g. straw, wool, clay or used tires
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- Building Environments (AREA)
Abstract
The invention discloses a low-rise multi-storey fabricated building structure of a novel HPC steel combined member, which comprises upright posts, cross beams, wallboards and floor slabs, wherein the upright posts are arranged on the cross beams; the beam is connected with the upright post, the floor slab is erected on the beam, one end of the wallboard is connected with the beam supporting the upper floor slab, and the other end of the wallboard is hung on the lower floor slab; the upright column takes a thin-wall square tube as an outer framework, and high-fluidity HPC concrete is injected into the square tube; the beam comprises an H-shaped steel beam, and a cavity formed by a web plate and a wing plate of the H-shaped steel beam is filled with a heat-insulation sound-proof plate; a steel wire mesh is fixed on the outer surface of the heat-insulation sound-insulation board, and fine stone concrete is poured on the steel wire mesh; the outer surface of the lower part of the H-shaped steel beam is coated with fireproof gypsum-based spray paint; the wallboard comprises an HPC thin plate, plate ribs, a reinforcing mesh and an inner surface layer from outside to inside in sequence; foam concrete or heat insulation boards are filled between ribs on the plate ribs; a bearing pendant is embedded on the wall board, and a plane adjusting pendant is also arranged on the wall board; the building structure has the characteristics of fire prevention, heat preservation, heat insulation and high construction efficiency.
Description
Technical Field
The invention relates to the field of buildings, in particular to a low-rise fabricated building structure of a novel HPC section steel combined member.
Background
With the development of modern industrial technology, building houses can be manufactured in batches and sets like machine production. The prefabricated house components are transported to a construction site to be assembled.
Fabricated buildings have become of interest since the beginning of the 20 th century and have been realized through the sixties. The first attempts made in English, French, Soviet Union, etc. The assembly type building has high construction speed and low production cost, and is rapidly popularized and developed all over the world.
The invention designs a novel low-rise fabricated building structure of an HPC steel combined member, which is particularly suitable for fabricated residential projects and new rural houses. The scheme makes up for the vacancy of the current domestic low-multi-layer assembly type steel structure technology.
Disclosure of Invention
The invention provides a novel low-multi-layer fabricated building structure of an HPC steel combined component, which has the characteristics of fire prevention, heat preservation, heat insulation and high construction efficiency; specifically, the invention is realized by the following technical scheme:
a low multi-storey fabricated building structure of a novel HPC steel combined component comprises upright posts, cross beams, wall boards and floor slabs; the beam is connected with the upright post, the floor slab is erected on the beam, one end of the wallboard is connected with the beam supporting the upper floor slab, and the other end of the wallboard is hung on the lower floor slab; the upright column takes a thin-wall square tube as an outer framework, and high-fluidity HPC concrete is injected into the square tube; the beam comprises an H-shaped steel beam, and a cavity formed by a web plate and a wing plate of the H-shaped steel beam is filled with a heat-insulation sound-proof plate; a steel wire mesh is fixed on the outer surface of the heat-insulation sound-insulation board, and fine stone concrete is poured on the steel wire mesh; the outer surface of the lower part of the H-shaped steel beam is coated with fireproof gypsum-based spray paint; the wallboard comprises an HPC thin plate, plate ribs, a reinforcing mesh and an inner surface layer from outside to inside in sequence; wherein, foamed concrete or heat-insulating boards are filled between ribs on the board ribs; the last bearing pendant that has inlayed of wallboard still is provided with the plane on the wallboard and adjusts the pendant for adjust the straightness that hangs down of hanging back wallboard.
Further, the HPC concrete comprises portland cement, secondary fly ash, S95-grade granulated blast furnace slag powder, quartz sand/silica sand with aggregate particle size of 10-180 meshes, a high-performance composite water reducing agent, an antifoaming agent, an early strength agent and an expanding agent.
Furthermore, the thickness of the heat preservation sound insulation plate is between 3cm and 8 cm.
Further, the plate ribs are reinforced concrete plate ribs or steel plate ribs.
Further, the inner surface layer is formed by pouring HPC concrete or is formed by smearing high-fluidity anti-crack mortar.
Furthermore, the upright post is provided with a bracket connected with the cross beam; the bracket is connected with the cross beam in a welding mode or in a bolt mode, and cement is filled at the connecting point of the bracket and the cross beam.
Furthermore, the cross beam is connected with the floor through the studs.
Furthermore, one end of the wallboard is connected to a cross beam supporting the upper floor through a plane adjusting pendant, and the other end of the wallboard is connected to the lower floor through a bearing pendant.
The beneficial effect of this application lies in:
the structure of the upright post component adopts a thin-wall square tube as an outer framework, high-fluidity HPC concrete is poured into the square tube, the concrete and a steel structure are used as a common stress structure in the upright post component, the steel consumption of the structure is less, the weight of the component is light, the concrete is poured in situ, the square tube is used as a support structural part and a concrete mold, and the rapid construction of the concrete is realized; the poured HPC concrete has the characteristics of high strength, high fluidity, micro-expansion, self-compaction and the like, and the application of the HPC concrete in the thin-wall square tube solves the problem that the traditional steel tube concrete member is difficult to pour compactly due to the limitation of the particle size, the fluidity and the like of concrete aggregate. HPC concrete and thin wall square tube's combination has poured the concrete because of square intraduct, has improved the stability and the anti deformability of component greatly, and the concrete plays common resistance to compression effect simultaneously, makes steel volume greatly reduced for the component, and concrete fire behavior is superior to the steel construction in addition, and when meeting fire, steel construction surface heat is absorbed by inside concrete, has improved the fire behavior of component greatly.
The lower part of the beam is coated by the fireproof gypsum-based spray coating, so that 3-hour fire prevention can be realized, the working procedures of steel structure fireproof coating and mortar plastering are omitted, and the rapid construction is realized.
The wallboard comprises an HPC thin plate, plate ribs, a reinforcing mesh and an inner surface layer from outside to inside in sequence; wherein, foamed concrete or heat-insulating boards are filled between ribs on the board ribs; the wallboard formed by the structure realizes the function of integrating the decoration and heat insulation structures of the precast concrete external wallboard, and solves the problem of the separation of decoration and heat insulation of the first generation of external wallboard. The foaming concrete is compounded with other heat-insulating boards, so that the heat-insulating performance of the outer wall is greatly improved, the weight of the wall body is reduced, the material consumption is reduced, the self weight of the wallboard is reduced, and the manufacturing, transporting and hoisting costs are reduced.
Drawings
FIG. 1 is a schematic view of an embodiment of a beam, wall panel and floor connection provided by the present invention;
FIG. 2 is a schematic view of an embodiment of a column and beam connection provided by the present invention;
FIG. 3 is a schematic view of an embodiment of a column according to the present invention;
FIG. 4 is a schematic view of an embodiment of a beam according to the present invention;
fig. 5 is a schematic view of an embodiment of a wall panel provided by the present invention.
Wherein: 1. a column; 11. a square tube; HPC concrete; 13. a bracket; 2. a cross beam; an H-section steel beam; 22. a heat preservation and sound insulation plate; 23. steel wire mesh; 24. fine stone concrete; 25. fireproof gypsum-based spray coating; 3. a wallboard; HPC sheet; 32. a plate rib; 33. a reinforcing mesh; 34. an inner layer; 35. a thermal insulation board; 36. a load bearing suspension member; 37. a plane adjustment pendant; 4. a floor slab; 5. and (4) a pin.
Detailed Description
The invention is further described with reference to the following figures and detailed description.
As shown in fig. 1 and 2, a low multi-storey fabricated building structure of a novel HPC steel composite member includes columns 1, beams 2, wall panels 3 and floor slabs 4.
The floor slab 4 adopts a detachable steel bar truss floor bearing plate.
As shown in fig. 3, the upright post 1 uses a thin-wall square tube 11 as an outer framework, high-fluidity HPC concrete 12 is injected into the square tube 11, the upright post 1 component is a steel concrete combined component formed by taking concrete and a steel structure as common stress, the steel amount of the structure is less, the weight of the component is light, the concrete is cast in place, the square tube 11 is used as a structural component and also serves as a concrete mold, and the concrete rapid construction is realized. The HPC concrete 12 is formed by compounding ordinary portland cement, secondary fly ash, S95-grade granulated blast furnace slag powder, quartz sand or silica sand with the aggregate particle size of 10-180 meshes, a high-performance composite water reducing agent, an antifoaming agent, an early strength agent, an expanding agent and the like, and the HPC concrete 12 has the characteristics of high strength, high fluidity, micro expansion, self-compaction and the like. The application of the HPC concrete 12 in the thin-wall square pipe 11 solves the problem that the traditional steel pipe concrete member is difficult to be filled and compacted due to the limitation of the concrete aggregate particle size, the fluidity and the like. The HPC concrete 12 and the thin-walled square tube 11 are combined, so that the rigidity contribution of the HPC concrete 12 greatly improves the stability and the anti-deformation capability of the upright post 1 member, meanwhile, the HPC concrete 12 plays a role in joint compression resistance, the steel consumption of the upright post 1 member is greatly reduced, in addition, the concrete is superior to a steel structure in fireproof performance, and when fire is met, the surface heat of the steel structure is absorbed by the internal concrete, so that the fireproof performance of the upright post 1 member is greatly improved.
As shown in fig. 4, the beam 2 includes an H-shaped steel beam 21, a cavity formed by a web and a wing of the H-shaped steel beam 21 is filled with a heat insulation and sound insulation plate 22, the thickness of the heat insulation and sound insulation plate 22 is adjusted according to the width of a flange, and the thickness of the heat insulation and sound insulation plate 22 is generally between 3cm and 8 cm. Fixing a steel wire mesh 23 on the outer surface of the heat-insulation sound-insulation plate 22, and pouring fine stone concrete 24 on the steel wire mesh 23; the outer surface of the lower part of the H-shaped steel beam 21 is coated by fireproof gypsum-based spray paint 25, and the coated surface is smoothed. Through the above processes, the beam 2 can be prevented from fire for 3 hours, and the processes of smearing fire-retardant paint and mortar for plastering the beam 2 on the construction site of a construction site are omitted, so that the purpose of rapid construction is achieved.
As shown in fig. 5, the wall plate 3 comprises, from outside to inside, HPC sheets 31, ribs 32, reinforcing mesh 33, and inner surface layer 34; wherein, between each rib on the plate rib 32, the foam concrete is poured or the insulation plate 35 is filled. The plate rib 32 is made of reinforced concrete plate rib or steel plate rib. The inner facing 34 is cast from HPC concrete 12 or painted from high flow anti-crack mortar. A bearing pendant 36 is embedded on the wall plate 3, one end of the bearing pendant 36 is embedded in the plate rib 32, and the other half of the bearing pendant is exposed out of the inner surface layer 34 of the wall plate 3; the wall plate 3 is also provided with a plane adjusting pendant 37 for adjusting the verticality of the hung wall plate 3, and the plane adjusting pendant 37 is also exposed out of the inner surface layer 34 of the wall plate 3; wherein the bearing hanger 36 is located at one end of the wall panel 3 and the plane adjusting hanger 37 is located at the other end of the wall panel 3.
The main structures of the upright columns 1, the cross beams 2, the wall plates 3 and the floor slabs 4 are actually manufactured in a factory, and the connection and the building of the four components are completed on a construction site, and the specific connection mode is as follows:
as shown in fig. 2, the upright post 1 is provided with a bracket 13 connected with the cross beam 2; the bracket 13 and the beam 2 are connected through welding or bolts, and cement is filled at the connecting point of the bracket and the beam to further connect the bracket and the beam.
As shown in figure 1, a floor slab 4 is erected on the top of the cross beam 2, and the cross beam 2 is connected with the floor slab 4 through a stud 5.
The wall plate 3 is hung between an upper floor plate 4 and a lower floor plate 4, and specifically, one end of the wall plate 3 is connected to the beam 2 supporting the upper floor plate 4 through a plane adjusting hanger 37; the other end of the wall plate 3 is connected to the lower floor 4 through a bearing pendant 36.
The above is the preferred embodiment of the present invention, and several other simple substitutions and modifications made on the premise of the inventive concept should be considered as falling into the protection scope of the present invention.
Claims (7)
1. The utility model provides a low multilayer prefabricated building structure of novel HPC shaped steel built-up member which characterized in that: comprises upright posts, cross beams, wall plates and floor slabs; the beam is connected with the upright post, the floor slab is erected on the beam, one end of the wallboard is connected with the beam supporting the upper floor slab, and the other end of the wallboard is hung on the lower floor slab; the upright column takes a thin-wall square tube as an outer framework, and high-fluidity HPC concrete is injected into the square tube; the beam comprises an H-shaped steel beam, and a cavity formed by a web plate and a wing plate of the H-shaped steel beam is filled with a heat-insulation sound-proof plate; a steel wire mesh is fixed on the outer surface of the heat-insulation sound-insulation board, and fine stone concrete is poured on the steel wire mesh; the outer surface of the lower part of the H-shaped steel beam is coated with fireproof gypsum-based spray paint; the wallboard comprises an HPC thin plate, plate ribs, a reinforcing mesh and an inner surface layer from outside to inside in sequence; wherein, foamed concrete or heat-insulating boards are filled between ribs on the board ribs; the last bearing pendant that has inlayed of wallboard still is provided with the plane on the wallboard and adjusts the pendant for adjust the straightness that hangs down of hanging back wallboard.
2. The novel HPC steel composite member low multi-storey fabricated building structure of claim 1, wherein: the thickness of the heat preservation sound insulation plate is between 3cm and 8 cm.
3. The novel HPC steel composite member low multi-storey fabricated building structure of claim 1, wherein: the plate ribs are reinforced concrete plate ribs or steel plate ribs.
4. The novel HPC steel composite member low multi-storey fabricated building structure of claim 1, wherein: the inner surface layer is formed by pouring HPC concrete or coating high-fluidity anti-crack mortar.
5. The novel HPC steel composite member low multi-storey fabricated building structure of claim 1, wherein: the upright post is provided with a bracket connected with the cross beam; the bracket is connected with the cross beam in a welding mode or in a bolt mode, and cement is filled at the connecting point of the bracket and the cross beam.
6. The novel HPC steel composite member low multi-storey fabricated building structure of claim 1, wherein: the beam is connected with the floor through the stud.
7. The novel HPC steel composite member low multi-storey fabricated building structure of claim 1, wherein: one end of the wallboard is connected to a beam supporting the upper floor slab through the plane adjusting hanging piece, and the other end of the wallboard is connected to the lower floor slab through the bearing hanging piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120088444.0U CN215367736U (en) | 2021-01-13 | 2021-01-13 | Novel HPC shaped steel composite member's low multilayer assembled building structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120088444.0U CN215367736U (en) | 2021-01-13 | 2021-01-13 | Novel HPC shaped steel composite member's low multilayer assembled building structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215367736U true CN215367736U (en) | 2021-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120088444.0U Active CN215367736U (en) | 2021-01-13 | 2021-01-13 | Novel HPC shaped steel composite member's low multilayer assembled building structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215367736U (en) |
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2021
- 2021-01-13 CN CN202120088444.0U patent/CN215367736U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Chongqing Kunda Precision Integrated Technology Co.,Ltd. Assignor: ZHEJIANG GREEN BUILDING INTEGRATION TECHNOLOGIES Co.,Ltd. Contract record no.: X2024980014873 Denomination of utility model: A low rise prefabricated building structure with a new type of HPC steel composite component Granted publication date: 20211231 License type: Common License Record date: 20240914 |
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| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Anhui Huiyu Construction Engineering Co.,Ltd. Assignor: ZHEJIANG GREEN BUILDING INTEGRATION TECHNOLOGIES Co.,Ltd. Contract record no.: X2024980016463 Denomination of utility model: A low rise prefabricated building structure with a new type of HPC steel composite component Granted publication date: 20211231 License type: Common License Record date: 20240926 |