CN109372129A - The novel full assembly concrete frame joint of one kind and its construction method - Google Patents
The novel full assembly concrete frame joint of one kind and its construction method Download PDFInfo
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- CN109372129A CN109372129A CN201811323959.3A CN201811323959A CN109372129A CN 109372129 A CN109372129 A CN 109372129A CN 201811323959 A CN201811323959 A CN 201811323959A CN 109372129 A CN109372129 A CN 109372129A
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- precast concrete
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- horizontal variable
- steel
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- 239000004567 concrete Substances 0.000 title claims abstract description 34
- 238000010276 construction Methods 0.000 title claims abstract description 14
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 119
- 239000010959 steel Substances 0.000 claims abstract description 119
- 239000011178 precast concrete Substances 0.000 claims abstract description 50
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 19
- 238000003466 welding Methods 0.000 claims abstract description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 26
- 229910052742 iron Inorganic materials 0.000 claims description 13
- 230000002787 reinforcement Effects 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 238000013461 design Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 235000010627 Phaseolus vulgaris Nutrition 0.000 description 1
- 244000046052 Phaseolus vulgaris Species 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000012946 outsourcing Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/58—Connections for building structures in general of bar-shaped building elements
- E04B1/5806—Connections for building structures in general of bar-shaped building elements with a cross-section having an open profile
- E04B1/5812—Connections for building structures in general of bar-shaped building elements with a cross-section having an open profile of substantially I - or H - form
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
- E04C3/29—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces built-up from parts of different material, i.e. composite structures
- E04C3/293—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces built-up from parts of different material, i.e. composite structures the materials being steel and concrete
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/30—Columns; Pillars; Struts
- E04C3/34—Columns; Pillars; Struts of concrete other stone-like material, with or without permanent form elements, with or without internal or external reinforcement, e.g. metal coverings
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The present invention relates to a kind of novel full assembly concrete frame joint and its construction methods, including the precast concrete column being vertically arranged, the node region fixing sleeve of the precast concrete column is equipped with the outside steel pipe of rectangle, the two sides of outside steel pipe are welded with horizontal variable section H-type steel, and the two sides of outside steel pipe offer several corresponding through-holes in distributed rectangular, same root is fixed with to drawing reinforcing bar positioned at the inside of two through-holes of the same horizontal linear, to drawing reinforcing bar level-preset in the inside of precast concrete column, and to the both ends difference joint welding of drawing reinforcing bar on the edge of a wing of the horizontal variable section H-type steel of outside steel pipe two sides, horizontal variable section H-type steel is far from outside steel pipe one end and the pre-buried beam-ends H profile steel bolt-weld joint of precast concrete beam.The present invention creatively proposes a kind of novel full assembly concrete frame joint, and the Seismic Behavior is good, and structural integrity is strong, and design is simple and beautiful, is assembled convenient for scene.
Description
Technical field
The present invention relates to building structure technology field, more particularly to a kind of novel full assembly concrete frame joint and its
Construction method.
Background technique
With the development of modern industrial technology, China starts to greatly develop assembled architecture, pushes industry restructuring liter
Grade.Compared with traditional cast-in-place structural, assembled architecture has construction speed fast, high production efficiency, saves labour, improves building
The advantages that quality.But China's assembled architecture is started late, and technology also falls behind relatively, to find out its cause, its restraining factors is to close
The node connectivity problem of key, structural integrity and anti-seismic performance are bad, and node construction is not easy.
For prefabricated assembled concrete structural system, the connection type between prefabricated components is assembly concrete
One of key problem of structural research.In general, the connection of prefabricated concrete structure prefabricated components can substantially be divided into involvement
It connects and 2 kinds of wet connection.In order to guarantee the globality of assembled architecture, the connection type of prefabricated components mainly uses wet company at present
It connects, i.e., is anchored in node point connection casting concrete or cement slurry with it when component is connected, form a variety of node types.It is dry
The connection type of the i.e. dry operation of connection, not casting concrete when connection, but by the component in connection be implanted into steel plate or its
His steel part, is bolted or welds to achieve the purpose that connection, application are relatively fewer.For assembled architecture, not only
Need to consider the safety and reliability of assembled architecture node, the convenience for also needing to consider simultaneously to build.Recognized based on this,
Efficient and convenient dry connecting node is researched and developed to be of great significance.
Summary of the invention
An object of the present invention is and the novel full assembly of one kind proposed in order to solve disadvantage existing in the prior art
Formula concrete frame node.
The second object of the present invention is to provide a kind of construction method of novel full assembly concrete frame joint, thus high
Effect easily carries out construction and installation to frame joint.
An object of the present invention is achieved in that a kind of novel full assembly concrete frame joint, including vertical
The precast concrete column (3) of setting, the node region fixing sleeve of the precast concrete column (3) are equipped with the outside steel pipe of rectangle
(4), the two sides of outside steel pipe (4) are welded with horizontal variable section H-type steel (5), the outside steel pipe (4) and the concrete
Earth pillar (3) outer profile size is identical；It is in distributed rectangular that it is corresponding, which to offer several, for the two sides of the outside steel pipe (4)
Through-hole, the through-hole for being located at outside steel pipe (4) the same side are respectively positioned on the inside of horizontal variable section H-type steel (5), are located at the same level
The inside of two through-holes of straight line is fixed with same root to drawing reinforcing bar (7), and to drawing reinforcing bar (7) level-preset in precast concrete
The inside of column (3)；The horizontal variable section H-type steel (5) is equipped with horizontal concrete far from the one end of precast concrete column (3)
Tu Liang (1), and precast concrete beam (1) is embedded with beam-ends H profile steel (2), beam-ends H-type close to the one end of precast concrete column (3)
Steel (2) and horizontal variable section H-type steel (5) use bolt-weld joint.
Preferably, horizontal variable section H-type steel can be arranged in the through-hole positioned at outside steel pipe (4) two sides according to actual needs
(5) upside or downside on the edge of a wing.
Preferably, the described pair of through-hole for drawing the both ends of reinforcing bar (7) to pass through outside steel pipe (4) two sides, joint welding is in outsourcing respectively
On the edge of a wing of the horizontal variable section H-type steel (5) of steel pipe (4) two sides.
Preferably, the beam-ends H profile steel (2) is including being embedded in the internal web of precast concrete beam (1), and the two of web
The equal level in side is welded with multiple pegs (6) for being embedded in precast concrete beam (1) inside.
Preferably, the top of the horizontal variable section H-type steel (5) to the top of outside steel pipe (4) is 150mm, the water
The bottom end of flat variable section H-type steel (5) to the bottom end of outside steel pipe (4) is 150mm.
Preferably, the beam-ends H profile steel (2) and horizontal variable section H-type steel (5) exposed parts overall length are not less than 500mm.
Preferably, the connection segment length of the beam-ends H profile steel (2) and precast concrete beam (1) is not less than 15 times of beam longitudinal directions
Steel bar stress diameter.
In the present invention, compared with conventional concrete bean column node, the present invention creatively proposes a kind of novel full assembly
Formula concrete frame node, each beam column component can factory carry out it is prefabricated, scene by lifted, bolt-weld joint can be formed
Concrete frame node, to really realize full assembling.The Seismic Behavior is good, and structural integrity is strong, and design is succinct
Beauty is assembled convenient for scene.
The second object of the present invention is to what is be achieved: a kind of construction party of novel full assembly concrete frame joint
Method, comprising the following steps:
S1, beam-ends fashioned iron: the weld stud (6) on (2) one end web of beam-ends H profile steel is made, setting on another end web can
For bolted bolt hole；
S2, production node fashioned iron: it sets on the narrow edge of a wing end web of horizontal variable section H-type steel (5) for bolted spiral shell
Keyhole, the post jamb welding of wide width wing acies and outside steel pipe (4), wherein outside steel pipe (4) post jamb sets for drawing reinforcing bar
(7) through-hole passed through, described pair of drawing reinforcing bar (7) pass through through-hole, and joint welding is in the horizontal variable section H-type steel of outside steel pipe (4) two sides
(5) the edge of a wing；
S3, binding beam body frame: beam body frame is collectively formed with beam-ends fashioned iron in binding beam longitudinal reinforcement, beam stirrup,
In, it is described by one end joint welding of beam longitudinal reinforcement in the edge of a wing of beam-ends H profile steel (2)；
S4, binding cylinder frame: cylinder frame is collectively formed with node fashioned iron in binding column longitudinal reinforcement, column tie-bar；
S5, node pour and steam curing: carrying out concreting to beam body frame, cylinder frame respectively and steam is supported
Shield, to form precast concrete beam (1), precast concrete column (3)；
S6, node splicing: precast concrete column (3), precast concrete beam (1) are lifted by crane and is installed respectively using lifting machine
In designated position, bolt-weld joint is carried out to horizontal variable section H-type steel (5) and beam-ends H profile steel (2), so that it is mixed to form full assembled
Solidifying soil frame joint.
The present invention utilizes prefabricated beam column component, and when site operation only needs lifting, bolt-weld joint that can form concrete frame
Frame node substantially increases construction efficiency to really realize full assembling.
Detailed description of the invention
Fig. 1 is perspective view of the invention；
Fig. 2 is assembling schematic diagram of the invention；
Fig. 3 is front view of the invention；
Fig. 4 is top view of the invention；
Fig. 5 is the front view of the node region in the present invention in precast concrete column；
Fig. 6 is the top view of the node region in the present invention in precast concrete column；
Fig. 7 is the side view of the node region in the present invention in precast concrete column；
Fig. 8 is the sectional view of 1-1 in Fig. 5；
Fig. 9 is construction method flow chart of the present invention.
In figure: 1, precast concrete beam, 2, beam-ends H profile steel, 3, precast concrete column, 4, outside steel pipe, 5, variable cross-section H-type
Steel, 6, peg, 7, to draw reinforcing bar.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Embodiment 1: novel full assembly concrete frame joint.
Referring to Fig.1-8, the present invention includes the precast concrete column 3 being vertically arranged, and the node region of precast concrete column 3 is solid
Surely it is set with the outside steel pipe 4 of rectangle, outside steel pipe 4 is identical as 3 outer profile size of precast concrete column.The two of outside steel pipe 4
Side is welded with horizontal variable section H-type steel 5, and it is in distributed rectangular that it is corresponding, which to offer several, for the two sides of outside steel pipe 4
Through-hole, the upside on horizontal 5 edge of a wing of variable section H-type steel can be arranged in the through-hole positioned at 4 two sides of outside steel pipe according to actual needs
Or downside.Same root is fixed with to reinforcing bar 7 is drawn, to 7 level of drawing reinforcing bar positioned at the inside of two through-holes of the same horizontal linear
It is preset in the inside of precast concrete column 3, and to drawing the both ends of reinforcing bar 7 to pass through the through-hole of 4 two sides of outside steel pipe, joint welding respectively exists
On the edge of a wing of the horizontal variable section H-type steel 5 of 4 two sides of outside steel pipe.
Horizontal variable section H-type steel 5 is equipped with horizontally disposed precast concrete beam 1 far from one end of precast concrete column 3, and
Precast concrete beam 1 is embedded with beam-ends H profile steel 2, beam-ends H profile steel 2 and horizontal variable cross-section H close to one end of precast concrete column 3
Fashioned iron 5 uses bolt-weld joint.Beam-ends H profile steel 2 includes the web being embedded in inside precast concrete beam 1, and the two sides of web are equal
Level is welded with multiple pegs 6 being embedded in inside precast concrete beam 1；The connection of beam-ends H profile steel 2 and precast concrete beam 1
The length of section is not less than 15 times of beam Reinforcement diameters, and the joint welding of beam Reinforcement is in outside the edge of a wing of beam-ends H profile steel 2
Side.Be provided with several bolts hole on web at beam-ends H profile steel 2 and 5 link position of variable section H-type steel, beam-ends H profile steel 2 with
The web of variable section H-type steel 5 is by connecting plate and is bolted together, the flange plate of beam-ends H profile steel 2 and variable section H-type steel 5
Weld together.
The length of outside steel pipe 4 is the deck-molding+300mm of horizontal variable section H-type steel 5, the top of horizontal variable section H-type steel 5
It is 150mm to the top of outside steel pipe 4, the bottom end of bottom end to the outside steel pipe 4 of horizontal variable section H-type steel 5 is also 150mm.Beam
H profile steel 2 and horizontal 5 exposed parts overall length of variable section H-type steel is held to be not less than 500mm.
Embodiment 2: the construction method of novel full assembly concrete frame joint.
As shown in figure 9, a kind of construction method of novel full assembly concrete frame joint of the present invention includes the following steps:
S1, beam-ends fashioned iron: the weld stud 6 on 2 one end web of beam-ends H profile steel is made, set on another end web for spiral shell
Tether the bolt hole connect；
S2, production node fashioned iron: it sets on the narrow edge of a wing end web of horizontal variable section H-type steel 5 for bolted bolt
The post jamb of hole, wide width wing acies and outside steel pipe 4 welds, wherein 4 post jamb of outside steel pipe sets to pass through drawing reinforcing bar 7
Through-hole, described pair of drawing reinforcing bar 7 pass through through-hole, and joint welding is in the edge of a wing of the horizontal variable section H-type steel 5 of 4 two sides of outside steel pipe；
S3, binding beam body frame: beam body frame is collectively formed with beam-ends fashioned iron in binding beam longitudinal reinforcement, beam stirrup,
In, by one end joint welding of beam longitudinal reinforcement in the edge of a wing of beam-ends H profile steel 2；
S4, binding cylinder frame: cylinder frame is collectively formed with node fashioned iron in binding column longitudinal reinforcement, column tie-bar；
S5, node pour and steam curing: carrying out concreting to beam body frame, cylinder frame respectively and steam is supported
Shield, to form precast concrete beam 1, precast concrete column 3；
S6, node splicing: precast concrete column 3, precast concrete beam 1 are lifted by crane respectively using lifting machine and are mounted on finger
Positioning is set, and bolt-weld joint is carried out with beam-ends H profile steel 2 to horizontal variable section H-type steel 5, to form full assembly concrete frame
Node.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (8)
1. a kind of novel full assembly concrete frame joint, including the precast concrete column (3) being vertically arranged, feature exists
In:
Outside steel pipe (4) of the node region fixing sleeve of the precast concrete column (3) equipped with rectangle, the two of outside steel pipe (4)
Side is welded with horizontal variable section H-type steel (5), the outside steel pipe (4) and the precast concrete column (3) outer profile size phase
Together；
The two sides of the outside steel pipe (4) offer several corresponding through-holes in distributed rectangular, are located at outside steel pipe
(4) through-hole of the same side is respectively positioned on the inside of horizontal variable section H-type steel (5), positioned at two through-holes of the same horizontal linear
Inside be fixed with same root to draw reinforcing bar (7), and to draw reinforcing bar (7) level-preset precast concrete column (3) inside；It is described
Horizontal variable section H-type steel (5) is equipped with horizontal precast concrete beam (1) far from the side of precast concrete column (3), and prefabricated mixed
Solidifying Tu Liang (1) is embedded with beam-ends H profile steel (2) close to the one end of precast concrete column (3), beam-ends H profile steel (2) and horizontal variable cross-section
H profile steel (5) uses bolt-weld joint.
2. novel full assembly concrete frame joint according to claim 1, which is characterized in that be located at outside steel pipe
(4) top or lower part on horizontal variable section H-type steel (5) edge of a wing can be arranged in the through-hole of two sides according to actual needs.
3. novel full assembly concrete frame joint according to claim 2, which is characterized in that described pair of drawing reinforcing bar
(7) both ends pass through the through-hole of outside steel pipe (4) two sides, respectively horizontal variable section H-type steel of the joint welding in outside steel pipe (4) two sides
(5) on the edge of a wing.
4. novel full assembly concrete frame joint according to claim 1, which is characterized in that the beam-ends H profile steel
(2) include be embedded in the internal web of precast concrete beam (1), and the equal level in two sides of web be welded with it is multiple be embedded in it is prefabricated
The internal peg (6) of beams of concrete (1).
5. novel full assembly concrete frame joint according to claim 1, which is characterized in that the horizontal variable cross-section
The top of H profile steel (5) to the top of outside steel pipe (4) is 150mm, the bottom end of the horizontal variable section H-type steel (5) to Covered with Angles
The bottom end for managing (4) is 150mm.
6. novel full assembly concrete frame joint according to claim 1, which is characterized in that the beam-ends H profile steel
(2) it is not less than 500mm with horizontal variable section H-type steel (5) exposed parts overall length.
7. novel full assembly concrete frame joint according to claim 1, which is characterized in that the beam-ends H profile steel
(2) it is not less than 15 times of beam Reinforcement diameters with the connection segment length of precast concrete beam (1).
8. a kind of construction method of novel full assembly concrete frame joint, which comprises the following steps:
S1, beam-ends fashioned iron: the weld stud (6) on (2) one end web of beam-ends H profile steel is made, set on another end web for spiral shell
Tether the bolt hole connect；
S2, production node fashioned iron: setting on the narrow edge of a wing end web of horizontal variable section H-type steel (5) for bolted bolt hole,
Wide width wing acies and the post jamb of outside steel pipe (4) weld, wherein outside steel pipe (4) post jamb sets to pass through drawing reinforcing bar (7)
Through-hole, described pair of drawing reinforcing bar (7) pass through through-hole, and joint welding is in the wing of the horizontal variable section H-type steel (5) of outside steel pipe (4) two sides
Edge；
S3, binding beam body frame: beam body frame is collectively formed with beam-ends fashioned iron, wherein institute in binding beam longitudinal reinforcement, beam stirrup
It states one end joint welding of beam longitudinal reinforcement in the edge of a wing of beam-ends H profile steel (2)；
S4, binding cylinder frame: cylinder frame is collectively formed with node fashioned iron in binding column longitudinal reinforcement, column tie-bar；
S5, node pour and steam curing: concreting and steam curing are carried out to beam body frame, cylinder frame respectively, from
And form precast concrete beam (1), precast concrete column (3)；
S6, node splicing: precast concrete column (3), precast concrete beam (1) are lifted by crane respectively using lifting machine and are mounted on finger
Positioning is set, and bolt-weld joint is carried out to horizontal variable section H-type steel (5) and beam-ends H profile steel (2), to form full assembly concrete
Frame joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811323959.3A CN109372129A (en) | 2018-11-08 | 2018-11-08 | The novel full assembly concrete frame joint of one kind and its construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811323959.3A CN109372129A (en) | 2018-11-08 | 2018-11-08 | The novel full assembly concrete frame joint of one kind and its construction method |
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| Publication Number | Publication Date |
|---|---|
| CN109372129A true CN109372129A (en) | 2019-02-22 |
Family
ID=65384118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811323959.3A Pending CN109372129A (en) | 2018-11-08 | 2018-11-08 | The novel full assembly concrete frame joint of one kind and its construction method |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109914697A (en) * | 2019-04-18 | 2019-06-21 | 中民筑友房屋科技集团有限公司 | A kind of assembling frame structural construction prefabricated post |
| CN110374205A (en) * | 2019-08-09 | 2019-10-25 | 昌大建筑科技有限公司 | A kind of concrete assembles the construction method of dry construction linked system entirely |
| CN111042440A (en) * | 2019-11-15 | 2020-04-21 | 浙江大学建筑设计研究院有限公司 | Precast concrete post and pre-buried anchor slab connection structure |
| CN111255098A (en) * | 2020-02-10 | 2020-06-09 | 湖南省西城建设有限公司 | Concrete-filled steel tubular column and cast-in-place reinforced concrete beam joint and construction method thereof |
| CN113123458A (en) * | 2021-03-06 | 2021-07-16 | 河北工业大学 | Connecting column type steel connection energy dissipation support frame system and construction method |
| CN113482152A (en) * | 2021-07-02 | 2021-10-08 | 湖北工业大学 | Assembled steel node |
| CN113914694A (en) * | 2021-10-25 | 2022-01-11 | 江西中煤建设集团有限公司 | Fabricated concrete beam-column joint and construction method thereof |
| CN114033033A (en) * | 2021-11-13 | 2022-02-11 | 华北水利水电大学 | Reinforced concrete beam column-profile steel node combined structure and construction method thereof |
| CN114370126A (en) * | 2022-01-27 | 2022-04-19 | 浙江大学建筑设计研究院有限公司 | Prefabricated unit of assembled hybrid column extension and connected node |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109914697A (en) * | 2019-04-18 | 2019-06-21 | 中民筑友房屋科技集团有限公司 | A kind of assembling frame structural construction prefabricated post |
| CN109914697B (en) * | 2019-04-18 | 2023-07-14 | 中民筑友房屋科技集团有限公司 | Prefabricated column for assembled frame structure building |
| CN110374205A (en) * | 2019-08-09 | 2019-10-25 | 昌大建筑科技有限公司 | A kind of concrete assembles the construction method of dry construction linked system entirely |
| CN111042440A (en) * | 2019-11-15 | 2020-04-21 | 浙江大学建筑设计研究院有限公司 | Precast concrete post and pre-buried anchor slab connection structure |
| CN111255098A (en) * | 2020-02-10 | 2020-06-09 | 湖南省西城建设有限公司 | Concrete-filled steel tubular column and cast-in-place reinforced concrete beam joint and construction method thereof |
| CN111255098B (en) * | 2020-02-10 | 2021-09-17 | 湖南省西城建设有限公司 | Concrete-filled steel tubular column and cast-in-place reinforced concrete beam joint and construction method thereof |
| CN113123458A (en) * | 2021-03-06 | 2021-07-16 | 河北工业大学 | Connecting column type steel connection energy dissipation support frame system and construction method |
| CN113482152A (en) * | 2021-07-02 | 2021-10-08 | 湖北工业大学 | Assembled steel node |
| CN113914694A (en) * | 2021-10-25 | 2022-01-11 | 江西中煤建设集团有限公司 | Fabricated concrete beam-column joint and construction method thereof |
| CN114033033A (en) * | 2021-11-13 | 2022-02-11 | 华北水利水电大学 | Reinforced concrete beam column-profile steel node combined structure and construction method thereof |
| CN114033033B (en) * | 2021-11-13 | 2024-03-29 | 华北水利水电大学 | Reinforced concrete beam column-section steel node combined structure and construction method thereof |
| CN114370126A (en) * | 2022-01-27 | 2022-04-19 | 浙江大学建筑设计研究院有限公司 | Prefabricated unit of assembled hybrid column extension and connected node |
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