CN116290736A - Construction structure and construction method of reinforced concrete platform free of scaffold erection - Google Patents
Construction structure and construction method of reinforced concrete platform free of scaffold erection Download PDFInfo
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- CN116290736A CN116290736A CN202310085871.7A CN202310085871A CN116290736A CN 116290736 A CN116290736 A CN 116290736A CN 202310085871 A CN202310085871 A CN 202310085871A CN 116290736 A CN116290736 A CN 116290736A
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- 238000010276 construction Methods 0.000 title claims abstract description 59
- 239000011150 reinforced concrete Substances 0.000 title claims abstract description 23
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 179
- 239000010959 steel Substances 0.000 claims abstract description 179
- 239000004567 concrete Substances 0.000 claims abstract description 16
- 238000003466 welding Methods 0.000 claims description 22
- 239000000463 material Substances 0.000 claims description 5
- 238000005520 cutting process Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 4
- 238000005260 corrosion Methods 0.000 claims description 3
- 235000013372 meat Nutrition 0.000 claims description 3
- 238000004364 calculation method Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 206010061218 Inflammation Diseases 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 230000004054 inflammatory process Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
- E04G11/36—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for floors, ceilings, or roofs of plane or curved surfaces end formpanels for floor shutterings
- E04G11/38—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for floors, ceilings, or roofs of plane or curved surfaces end formpanels for floor shutterings for plane ceilings of concrete
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
- E04G11/36—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for floors, ceilings, or roofs of plane or curved surfaces end formpanels for floor shutterings
- E04G11/48—Supporting structures for shutterings or frames for floors or roofs
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
- E04G11/36—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for floors, ceilings, or roofs of plane or curved surfaces end formpanels for floor shutterings
- E04G11/48—Supporting structures for shutterings or frames for floors or roofs
- E04G11/50—Girders, beams, or the like as supporting members for forms
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
- E04G17/18—Devices for suspending or anchoring form elements to girders placed in ceilings, e.g. hangers
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses a construction structure of a reinforced concrete platform erected by a scaffold-free structure, which comprises a frame beam structure formed by transversely and longitudinally constructing a plurality of transverse steel beams and longitudinal steel beams, wherein a plurality of groups of hanging ring hooks are respectively arranged on each transverse steel beam and each longitudinal steel beam at intervals, longitudinal steel pipes are respectively arranged in each group of hanging ring hooks on each transverse steel beam, transverse steel pipes are respectively arranged in each group of hanging ring hooks on each longitudinal steel beam, the intersection of each transverse steel pipe and each longitudinal steel pipe is respectively connected and fixed through steel pipe buckles, a plurality of square timbers are uniformly distributed above each transverse steel pipe, and templates are arranged above the square timbers. The construction structure of the reinforced concrete platform without scaffold provided by the invention can effectively improve the construction progress and quality of the concrete platform, further realize safe and economical construction and reduce the construction cost.
Description
Technical Field
The invention belongs to the technical field of building construction, and relates to a reinforced concrete platform construction structure free of scaffold erection and a construction method.
Background
At present, a steel-concrete platform structure is frequently encountered in metallurgical project construction, and a layer of concrete platform is required to be constructed and poured on the upper part of a steel structure frame because only a frame beam is designed and a steel platform plate is not needed. The construction method comprises the following steps: setting up full hall scaffold frame, often can be because of steel construction frame platform design height is too high so that turn into the big engineering of danger with this concrete platform engineering, the security risk increases and scaffold frame construction period overlength, demolishs clearance work loaded down with trivial details, can conflict with installation work cross construction each other in the setting up process, scaffold frame sets up the piecemeal too scattered, not only delays the time limit for a project, man-machine material resource consumption is too big, still can cause huge potential safety hazard because of cross operation.
Disclosure of Invention
Aiming at the defects in the background technology, the invention provides a construction structure and a construction method of a reinforced concrete platform without scaffold erection, which effectively improve the construction progress and quality of a concrete platform, further realize safety and economy and reduce the construction cost.
The invention provides the following technical scheme:
the invention relates to a scaffold-free construction structure of a reinforced concrete platform, which comprises a frame beam structure formed by transversely and longitudinally building a plurality of transverse steel beams and longitudinal steel beams, wherein a plurality of groups of hanging ring hooks are respectively arranged on each transverse steel beam and each longitudinal steel beam at intervals, longitudinal steel pipes are respectively arranged in each group of hanging ring hooks on each transverse steel beam, transverse steel pipes are respectively arranged in each group of hanging ring hooks on each longitudinal steel beam, the intersection of each transverse steel pipe and each longitudinal steel pipe is respectively connected and fixed through steel pipe buckles, a plurality of square timbers are uniformly distributed above each transverse steel pipe, and templates are arranged above the square timbers.
Further, if a construction joint exists in the reinforced concrete platform construction structure, vertical rods are respectively arranged between the transverse steel pipes or the longitudinal steel pipes positioned at the position of the construction joint and the longitudinal steel beams or the transverse steel beams of the frame beam structure.
Further, the vertical rod is a steel pipe, the top of the vertical rod is fixedly connected with the transverse steel pipe or the longitudinal steel pipe through a steel pipe buckle, the bottom of the vertical rod is fully welded with the longitudinal steel beam or the ring of the transverse steel beam, and the welding length is 5mm.
Further, each group of hanging ring hooks on each longitudinal steel beam between adjacent transverse steel beams are uniformly distributed, and each group of hanging ring hooks on each transverse steel beam between adjacent longitudinal steel beams are uniformly distributed.
Further, each group of hanging ring hooks on each longitudinal steel beam between adjacent transverse steel beams are uniformly distributed at 800 mm; and each group of hanging ring hooks on each transverse steel beam between the adjacent longitudinal steel beams are uniformly distributed at 1/3 of the distance between the adjacent longitudinal steel beams.
Further, the square timber is uniformly distributed at intervals of 300 mm.
Further, the hanging ring hook is integrally made of round steel and comprises two welding parts, two vertical parts and an arc hanging ring part, wherein the welding parts are welded and fixed with the tops of the transverse steel beams or the longitudinal steel beams and are perpendicular to the vertical parts, and the arc hanging ring parts are arranged at the ends of the two vertical parts.
Further, the length of the weld is at least greater than 140mm and exceeds 2/3 of the width of the transverse or longitudinal steel beam to which it is welded.
Further, the welding part is fully welded with the transverse steel beam or the longitudinal steel beam by 10d single-sided welding, and the welding meat is 5mm.
Further, the length of the vertical part of the hanging ring hook welded on the transverse steel beam is longer than that of the vertical part of the hanging ring hook welded on the longitudinal steel beam.
The construction method of the scaffold-free erected reinforced concrete platform construction structure is characterized by comprising the steps of determining the specification size and number of hanging ring hooks according to the specification of field materials, manufacturing the hanging ring hooks, and then welding and installing the hanging ring hooks on each transverse steel beam and each longitudinal steel beam in groups; after the hanging ring hooks are installed, firstly placing transverse steel pipes into a group of hanging ring hooks every 4m, carrying steel pipe buckles with the matched number on each transverse steel pipe according to the installation requirement of the longitudinal steel pipes, then installing the longitudinal steel pipes into each group of hanging ring hooks below the transverse steel pipes and connecting and locking the steel pipe buckles, then installing the rest transverse steel pipes, paving square timber after the completion, uniformly distributing at the interval of @300mm, and finally installing a 15mm template on the top of the square timber; and then carrying out concrete construction, removing the mould after the concrete reaches the age, firstly cutting off and taking down the hanging ring hooks of the longitudinal steel pipes by an operator through a lifter or a crane hanging basket, then cutting one sides of the hanging ring hooks of the transverse steel pipes, transversely moving the hanging ring hooks to the same side, taking down the templates and the steel pipes together by using a crowbar, and carrying out anti-corrosion treatment on the cut hanging ring hooks.
Compared with the prior art, the scaffold-free steel-concrete platform construction structure is novel and reasonable in structural design, simple in structure, convenient to use, safe and reliable, and capable of effectively improving the construction progress and quality of a concrete platform and reducing the construction cost.
Drawings
FIG. 1 is a schematic plan view of the present invention;
FIG. 2 is a schematic cross-sectional view of A-A of FIG. 1 (normal: no joint);
FIG. 3 is a schematic cross-sectional view of A-A of FIG. 1 (in special cases, there are joints);
FIG. 4 is a schematic view of the present invention when the bail latch is made;
in the figure: 1. a frame beam structure; 11. transverse steel beams; 12. longitudinal steel beams; 2. transverse steel pipes; 3. longitudinal steel pipes; 4. hanging ring hooks; 41. a welding part; 42. a vertical portion; 43. arc hanging ring parts; 5. the steel pipe is buckled; 6. square timber; 7. a template; 8. and (5) standing a pole.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention. Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. As used in the specification and claims of the present published patent application, "upper", "lower", "left", "right", "front", "rear", etc. are used only to indicate relative positional relationships, which change when the absolute position of the object to be described changes; the terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. The present invention is not described in detail in the present application, and is well known to those skilled in the art.
Example 1:
as shown in fig. 1 to 4, in normal circumstances, the scaffold-free construction structure for a reinforced concrete platform of the present invention comprises a rectangular frame beam structure 1 formed by constructing a plurality of transverse steel beams 11 and longitudinal steel beams 12 transversely and longitudinally, wherein the frame beam structure 1 comprises a plurality of small rectangular structures, and the innovation is that: a plurality of groups of hanging ring hooks 4 are arranged on each transverse steel beam 11, a plurality of groups of hanging ring hooks 4 are arranged on each longitudinal steel beam 12 at intervals, longitudinal steel pipes 3 are respectively arranged in each group of hanging ring hooks 4 on each transverse steel beam 11, transverse steel pipes 2 are respectively arranged in each group of hanging ring hooks 4 on each longitudinal steel beam 12, the intersecting parts of each transverse steel pipe 2 and each longitudinal steel pipe 3 are respectively connected and fixed through steel pipe buckles 5, a plurality of square lumber 6 are uniformly distributed above each transverse steel pipe 2, and templates 7 are arranged above the square lumber 6. In this embodiment, both the transverse steel pipe 2 and the longitudinal steel pipe 3 may use steel pipes with phi 48 x 2.8mm, square timber may be uniformly distributed with specification inflammation 35 x 85mm square timber @300mm, and the template 7 may be a wood template or other material template with thickness of 15 mm.
In this embodiment, as a preferred mode, the sets of hanging ring hooks 4 on each longitudinal steel beam 12 between adjacent transverse steel beams 11 are uniformly distributed, preferably at an interval of 800mm, and the sets of hanging ring hooks 4 on each transverse steel beam 11 between adjacent longitudinal steel beams 12 are uniformly distributed, preferably at an interval of 1/3 of the interval between the adjacent longitudinal steel beams 12.
In this embodiment, the lifting ring hook 4 may be integrally made of a round steel with a diameter of phi 14, and includes two welding portions 41, two vertical portions 42 and an arc lifting ring portion 43, where the welding portions 41 are welded and fixed to the tops of the transverse steel beam 11 or the longitudinal steel beam 12, and perpendicular to the vertical portions 42, and when the lifting ring hook is manufactured, the lifting ring portion 43 is bent at 90 degrees at the junction between the two portions, and the arc lifting ring portion 43 is disposed at the ends of the two vertical portions 42, and is preferably an arc with a cold roll r=50mm. As a preferential mode, the length of the welding part 41 is at least more than 140mm and exceeds 2/3 of the width of the transverse steel beam 11 or the longitudinal steel beam 12 welded by the welding part, the welding part 41 and the transverse steel beam 11 or the longitudinal steel beam 12 are welded by 10d fully, and the welding meat is 5mm; in addition, the length of the vertical portion 42 of the ring hook 4 welded on the transverse steel beam 11 is longer than the vertical portion 42 of the ring hook 4 welded on the longitudinal steel beam 12.
Example 2:
the invention discloses a construction method of a reinforced concrete platform construction structure based on scaffold erection, which is characterized in that the specification size and the number of hanging ring hooks 4 are determined according to the specification of field materials, the construction method is manufactured, and then the construction method is completed by welding and installing all transverse steel beams 11 and all longitudinal steel beams 12 in groups; after the hanging ring hooks 4 are installed, firstly placing the transverse steel pipes 2 into a group of hanging ring hooks 4 every 4m, carrying steel pipe buckles 5 with the matched number on each transverse steel pipe 2 according to the installation requirement of the longitudinal steel pipes 3, then installing the longitudinal steel pipes 3 into each group of hanging ring hooks 4 below the transverse steel pipes 2 and connecting and locking with the steel pipe buckles 5, then installing the rest transverse steel pipes 2, paving 35 x 85mm square timber 6 after the completion, and uniformly distributing at the interval of @300mm, wherein the longitudinal steel pipes are used for preventing the transverse steel pipes from being stressed to displace and flex down, and finally installing a 15mm template 7 at the top of the square timber 6. The whole construction process is free of scaffold erection and cross influence of construction space, rapid operation can be achieved, then concrete construction is carried out, after the concrete reaches the age, the formwork is removed, an operator firstly cuts off and removes the hanging ring hooks 4 of the longitudinal steel pipes 3 through a lifter or a crane hanging basket, then all cuts one sides of the hanging ring hooks 4 of the transverse steel pipes 2, transversely moves to the same side, a crowbar is used for taking down the templates 7 together with the steel pipes, and corrosion protection treatment is carried out on the cut hanging ring hooks 4.
The following is from structural mechanics calculation and checking calculation
Taking 1 square meter of the weight of the concrete floor slab;
the density of the reinforced concrete floor slab is 2500kg/m 3 ；
Template and square timber are taken to be 0.3KN/m 2 ；
Personnel and tools self weight 0.5KN/m 2 ；
Taking 25cm of concrete slab thickness;
the weight of the concrete slab is 2500 x 9.8 x 0.25+300+500= 6929.9N;
according to the calculation of the 800mm intervals of the hanging rings, 4 corresponding hanging rings are adopted, 3 hanging rings are stressed, and the safety coefficient is 10.0 because personnel need to perform operation and construction on the hanging rings;
the single hanging ring is stressed: 6929 x 10/3= 23096N;
Fy=200N/mm is taken to HPB235 steel bar tensile strength design value 2 ；
The bearable tensile force is 3.14 x 72 x 200=30772N > 23096N;
the phi 14 hanging ring meets the use requirement;
example 2:
on the basis of embodiment 1, if a construction joint exists in the reinforced concrete platform construction structure, vertical rods 8 are respectively arranged between the transverse steel pipes 2 or the longitudinal steel pipes 3 positioned at the position of the construction joint and the longitudinal steel beams 12 or the transverse steel beams 11 of the frame beam structure 1. The vertical rod 8 can be a steel pipe with phi 48 x 2.8mm, the top of the vertical rod 8 is fixedly connected with the transverse steel pipe 2 or the longitudinal steel pipe 3 through the steel pipe buckle 5, and the bottom of the vertical rod 8 is fully welded with the ring of the longitudinal steel beam 12 or the transverse steel beam 11, and the welding length is 5mm.
Claims (10)
1. The utility model provides a scaffold frame construction structure that exempts from to set up, it includes by many horizontal girder steel (11) and vertical girder steel (12) horizontal, the frame girder construction (1) that the vertical building formed, its characterized in that: a plurality of groups of hanging ring hooks (4) are respectively arranged on each transverse steel beam (11) and each longitudinal steel beam (12) at intervals, longitudinal steel pipes (3) are respectively arranged in each group of hanging ring hooks (4) on each transverse steel beam (11), transverse steel pipes (2) are respectively arranged in each group of hanging ring hooks (4) on each longitudinal steel beam (12), the intersecting parts of each transverse steel pipe (2) and each longitudinal steel pipe (3) are respectively connected and fixed through steel pipe buckles (5), a plurality of square timber (6) are uniformly distributed above each transverse steel pipe (2), and templates (7) are arranged above the square timber (6).
2. The scaffold-free erected reinforced concrete platform construction structure according to claim 1, wherein: if construction joints exist in the reinforced concrete platform construction structure, vertical rods (8) are respectively arranged between the transverse steel pipes (2) or the longitudinal steel pipes (3) at the positions of the construction joints and the longitudinal steel beams (12) or the transverse steel beams (11) of the frame beam structure (1).
3. The scaffold-free steel reinforced concrete platform construction structure according to claim 2, wherein: the vertical rod (8) is a steel pipe, the top of the vertical rod (8) is fixedly connected with the transverse steel pipe (2) or the longitudinal steel pipe (3) through a steel pipe buckle (5), and the bottom of the vertical rod is fully welded with the annular ring of the longitudinal steel beam (12) or the transverse steel beam (11) to form 5mm of welded meat.
4. The scaffold-free erected reinforced concrete platform construction structure according to claim 1, wherein: and each group of hanging ring hooks (4) on each longitudinal steel beam (12) between every two adjacent transverse steel beams (11) are uniformly distributed, and each group of hanging ring hooks (4) on each transverse steel beam (11) between every two adjacent longitudinal steel beams (12) are uniformly distributed.
5. The scaffold-free erected reinforced concrete platform construction structure according to claim 4, wherein: each group of hanging ring hooks (4) on each longitudinal steel beam (12) between adjacent transverse steel beams (11) are uniformly distributed at 800 mm; the hanging ring hooks (4) of each group on each transverse steel beam (11) between the adjacent longitudinal steel beams (12) are uniformly distributed at 1/3 of the distance between the adjacent longitudinal steel beams (12).
6. The scaffold-free erected reinforced concrete platform construction structure according to claim 1, wherein: the square timber (6) are uniformly distributed at intervals of 300 mm.
7. The scaffold-free erected reinforced concrete platform construction structure according to any one of claims 1 to 6, wherein: the lifting ring hook (4) is integrally made of round steel and comprises two welding parts (41), two vertical parts (42) and an arc lifting ring part (43), wherein the welding parts (41) are welded and fixed with the tops of the transverse steel beams (11) or the longitudinal steel beams (12) and are perpendicular to the vertical parts (42), and the arc lifting ring parts (43) are arranged at the ends of the two vertical parts (42).
8. The scaffold-free erected reinforced concrete platform construction structure according to claim 7, wherein: the length of the welded portion (41) is at least greater than 140mm and exceeds 2/3 of the width of the transverse steel beam (11) or the longitudinal steel beam (12) to which it is welded.
9. The scaffold-free erected reinforced concrete platform construction structure according to claim 7, wherein: the welding part (41) is fully welded with the transverse steel beam (11) or the longitudinal steel beam (12) by 10d single-sided welding, and the welding length is 5mm.
10. A construction method of a reinforced concrete platform construction structure based on scaffold-free erection according to any one of claims 1-9, characterized in that the specification size and number of the hanging ring hooks (4) are determined according to the specification of field materials and are manufactured, and then the construction method is completed by welding and installing all transverse steel beams (11) and all longitudinal steel beams (12) in groups; after the hanging ring hooks (4) are installed, firstly placing the transverse steel pipes (2) into a group of hanging ring hooks (4) every 4m, carrying steel pipe buckles (5) with the matched number on each transverse steel pipe (2) according to the installation requirement of the longitudinal steel pipes (3), then installing the longitudinal steel pipes (3) into each group of hanging ring hooks (4) below the transverse steel pipes (2) and connecting and locking the steel pipe buckles (5), then installing the rest transverse steel pipes (2), paving square timber (6) after the completion, uniformly distributing at the interval of @300mm, and finally installing 15mm templates (7) on the tops of the square timber (6); and then carrying out concrete construction, removing the mould after the concrete reaches the age, firstly cutting off and taking down the hanging ring hook (4) of the longitudinal steel pipe (3) by an operator through a lifter or a crane hanging basket, then cutting one side of the hanging ring hook (4) of the transverse steel pipe (2), transversely moving to the same side, taking down the template (7) and the steel pipe together by using a crowbar, and carrying out anti-corrosion treatment on the cut hanging ring hook (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310085871.7A CN116290736A (en) | 2023-01-17 | 2023-01-17 | Construction structure and construction method of reinforced concrete platform free of scaffold erection |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310085871.7A CN116290736A (en) | 2023-01-17 | 2023-01-17 | Construction structure and construction method of reinforced concrete platform free of scaffold erection |
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| CN116290736A true CN116290736A (en) | 2023-06-23 |
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| CN202310085871.7A Pending CN116290736A (en) | 2023-01-17 | 2023-01-17 | Construction structure and construction method of reinforced concrete platform free of scaffold erection |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014190116A (en) * | 2013-03-28 | 2014-10-06 | Nippon Steel & Sumikin Metal Products Co Ltd | Construction method of concrete slab |
| CN104499715A (en) * | 2014-12-08 | 2015-04-08 | 江苏中南建筑产业集团有限责任公司 | Template overhanging construction method for floor system with composite structure by utilizing profiled steel beams |
| CN216766758U (en) * | 2021-12-06 | 2022-06-17 | 中建海峡建设发展有限公司 | Post-cast strip disassembly-free supporting structure |
| CN115045505A (en) * | 2022-06-01 | 2022-09-13 | 中冶天工集团有限公司 | Device for pouring concrete platform on steel structure frame and construction method |
| CN217711698U (en) * | 2022-07-22 | 2022-11-01 | 广东金池装配建设有限公司 | Steel bar truss combined template free of supporting detachable bottom die |
-
2023
- 2023-01-17 CN CN202310085871.7A patent/CN116290736A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014190116A (en) * | 2013-03-28 | 2014-10-06 | Nippon Steel & Sumikin Metal Products Co Ltd | Construction method of concrete slab |
| CN104499715A (en) * | 2014-12-08 | 2015-04-08 | 江苏中南建筑产业集团有限责任公司 | Template overhanging construction method for floor system with composite structure by utilizing profiled steel beams |
| CN216766758U (en) * | 2021-12-06 | 2022-06-17 | 中建海峡建设发展有限公司 | Post-cast strip disassembly-free supporting structure |
| CN115045505A (en) * | 2022-06-01 | 2022-09-13 | 中冶天工集团有限公司 | Device for pouring concrete platform on steel structure frame and construction method |
| CN217711698U (en) * | 2022-07-22 | 2022-11-01 | 广东金池装配建设有限公司 | Steel bar truss combined template free of supporting detachable bottom die |
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