CN111502118A - Assembled combination beam and beam slab node - Google Patents
Assembled combination beam and beam slab node Download PDFInfo
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- CN111502118A CN111502118A CN202010291265.7A CN202010291265A CN111502118A CN 111502118 A CN111502118 A CN 111502118A CN 202010291265 A CN202010291265 A CN 202010291265A CN 111502118 A CN111502118 A CN 111502118A
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- 239000002131 composite material Substances 0.000 claims abstract description 34
- 238000007596 consolidation process Methods 0.000 claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 claims description 42
- 239000010959 steel Substances 0.000 claims description 42
- 210000003205 muscle Anatomy 0.000 claims description 16
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 238000011065 in-situ storage Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 2
- 241000446313 Lamella Species 0.000 claims 1
- 230000002787 reinforcement Effects 0.000 abstract description 19
- 238000005266 casting Methods 0.000 abstract description 2
- 239000004567 concrete Substances 0.000 description 7
- 238000010276 construction Methods 0.000 description 6
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 239000011150 reinforced concrete Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
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- 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
- E04C3/20—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of concrete or other stone-like material, e.g. with reinforcements or tensioning members
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/20—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of concrete, e.g. reinforced concrete, or other stonelike material
- E04B1/21—Connections specially adapted therefor
- E04B1/215—Connections specially adapted therefor comprising metallic plates or parts
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Rod-Shaped Construction Members (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention relates to an assembled composite beam, which comprises a prefabricated beam body and a cast-in-place beam body, wherein the prefabricated beam body comprises a prefabricated main beam, and at least one transverse end of the prefabricated main beam is provided with a bracket for placing a structural slab; the cast-in-place beam body is formed on the top of the prefabricated main beam in a post-casting mode, and main reinforcements in a cast-in-place area in the cast-in-place beam body and main reinforcements in a prefabricated area in the prefabricated main beam are integrally bound. The beam-slab joint comprises the fabricated combination beam, and at least one bracket is provided with a structural slab. According to the fabricated combined beam and the beam-slab joint, the bracket is formed on the prefabricated main beam to place the structural slab, and the beam body is cast in place to realize mutual consolidation with the beam slab, so that the bonding strength and the stress performance between the plate beam and the beam slab can be effectively improved.
Description
Technical Field
The invention relates to an assembled combination beam and a beam-slab joint adopting the same.
Background
At present, a beam-slab node is generally a cast-in-place structural slab above a beam body or a precast slab is integrally supported on the beam body, the cast-in-place structural beam and slab need to be erected, so that the problems of long construction period, complex construction, high cost and the like exist, and the beam-slab cooperative stress performance is poor when the precast slab is integrally supported on the beam body, so that the performance in terms of stress performance is poor.
In addition, the prefabricated building is more and more widely applied due to the characteristics of relatively high construction efficiency, capability of reducing construction cost and the like. In the fabricated beam-column joint, the beam-column joint is generally constructed by welding the prefabricated column and steel members on the prefabricated beam on site or connecting the prefabricated column and the prefabricated beam through bolts, and because the stress condition of the beam-column joint area is relatively complex, especially under the conditions of earthquakes and the like, the load transmission among the beam-column joint area, the prefabricated column and the prefabricated beam is often inconsistent, so that the bearing capacity or the integral stress performance of the beam-column joint area is insufficient, and the beam-column joint area is damaged or the building collapses and the like. Especially, for the underground structure with larger bearing load, the beam column node assembly scheme is rare, and the beam column node is easier to damage under the influence of disasters such as earthquake and the like.
Disclosure of Invention
The invention relates to an assembled combination beam and a beam-slab joint adopting the same, which can at least solve part of defects in the prior art.
The present invention relates to an assembled composite beam, comprising:
the prefabricated beam body comprises a prefabricated main beam, and at least one transverse end of the prefabricated main beam is provided with a bracket for placing a structural plate;
and the post-cast beam body is formed at the top of the prefabricated main beam, and a main rib of a cast-in-place area in the cast-in-place beam body and a main rib of a prefabricated area in the prefabricated main beam are integrally bound.
As an embodiment, the bracket and the prefabricated main beam are integrally cast.
As one of the implementation mode, the main muscle in the prefabricated region in the precast beam body includes top main muscle, waist main muscle and the bottom main muscle that top-down distributes in proper order, wherein, top main muscle part arrange in the precast beam and all the other parts arrange in the seat of shelving of bracket, waist main muscle part arrange in the precast beam and all the other parts arrange in the oblique seat of support of bracket.
As one embodiment, the precast girder body further has a first corbel steel bar and a second corbel steel bar, wherein the first corbel steel bar is a trapezoidal steel bar crossing the precast girder and the rest seat of the corbel and hoops a top main bar at a corresponding position, and the second corbel steel bar is arranged to pass through the precast girder, the rest seat of the corbel and the support inclined seat of the corbel and hoops a top main bar and a waist main bar at a corresponding position.
As one embodiment, the fabricated composite girder further includes a connection section steel for being fabricated with the node of the column end, the connection section steel extending out of the node end of the composite girder.
In one embodiment, the connection section steel further includes an embedded part pre-buried in the precast main beam and a cast-in-place consolidation part extending into the cast-in-place beam body, in addition to the assembly part extending out of the joint end of the composite beam.
As one embodiment, the connecting section steel comprises an upper wing plate and a lower wing plate, the plate surfaces of the upper wing plate and the lower wing plate are parallel to the horizontal direction and are connected through an intermediate plate; the upper wing plate part extends into the cast-in-place beam body, the lower wing plate part is pre-buried in the precast beam body, and the rest of the plate bodies of the upper wing plate and the rest of the plate bodies of the lower wing plate extend out of the joint end of the composite beam.
As one embodiment, the middle plate includes a web, a plate surface of the web is parallel to the vertical direction and the longitudinal direction of the precast beam body, and the upper end and the lower end of the web are respectively connected with the upper wing plate and the lower wing plate.
In one embodiment, the web includes an assembling section extending out of a joint end of the composite beam, and the assembling section is provided with a plurality of bolt holes.
The invention also relates to a beam-slab joint which comprises the assembled combined beam, wherein the structural slab is placed on at least one bracket.
The invention has at least the following beneficial effects:
according to the fabricated combined beam and the beam-slab joint, the bracket is formed on the prefabricated main beam to place the structural slab, and the beam-slab is mutually solidified through the cast-in-place beam body, so that the bonding strength and the stress performance between the slab beams can be effectively improved, meanwhile, the fabricated beam-slab system is adopted, the construction efficiency is improved, the construction process is optimized, and a better structural beam assembly scheme is provided especially for an underground structure with larger bearing load.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a fabricated composite beam according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a fabricated composite beam (not cast-in-place concrete) according to an embodiment of the present invention from another perspective;
the prefabricated beam comprises 11 parts, a prefabricated beam body, 111 parts, a prefabricated main beam, 112 parts, brackets, 1121 parts, a placement seat, 1122 parts, a support inclined seat, 12 parts, a cast-in-place beam body, 131 parts, an upper wing plate, 132 parts, a lower wing plate, 133 parts, a web plate, 134 parts, ribbed plates, 135 parts, a supporting plate, 141 parts, a top main rib, 142 parts, a waist main rib, 143 parts, a bottom main rib, 15 parts, a cast-in-place area main rib, 161 parts, first bracket reinforcing steel bars, 162 parts, second bracket reinforcing steel bars, 17 parts, beam lacing bars, 18 parts, beam body studs, 19 parts and a reinforcing steel bar connector.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 and 2, an assembled composite beam according to an embodiment of the present invention includes a precast beam body 11 and a cast-in-place beam body 12, where the precast beam body 11 includes a precast main beam 111, and at least one lateral end of the precast main beam 111 is formed with a bracket 112 for placing a structural slab; the cast-in-place beam body 12 is formed on the top of the prefabricated main beam 111 in a post-casting mode, and a cast-in-place area main rib 15 in the cast-in-place beam body 12 and a prefabricated area main rib in the prefabricated main beam 111 are integrally bound.
The precast main beam 111 is of a reinforced concrete structure, and the corbel 112 is preferably integrally cast with the precast main beam 111, so that the structural strength of the precast beam body 11 can be ensured. In other embodiments, a structural form that the steel corbels 112 are embedded in the prefabricated main beam 111 may also be adopted.
As shown in fig. 1, it is preferable to form brackets 112 at both lateral ends of the precast main girder 111, respectively, to rest the structural panels on both lateral sides of the cast-in-place girder body 12, respectively. It will be appreciated that the cast-in-place beam 12 is preferably cast in situ after the structural panel is placed and positioned in place, and that consolidation between the cast-in-place beam 12 and the structural panel may be achieved.
The length of the cast-in-place girder 12 is preferably the same or substantially the same as that of the precast main girder 111. The cast-in-place area main reinforcement 15 and the prefabricated area main reinforcement are integrally bound, so that structural integrity and cooperative stress performance between the cast-in-place beam body 12 and the prefabricated beam body 11 can be guaranteed.
According to the fabricated composite beam provided by the embodiment, the bracket 112 is formed on the prefabricated main beam 111 to lay the structural slab, and the cast-in-place beam body 12 is used for realizing mutual consolidation with the beam slab, so that the bonding strength and the stress performance between the slab beams can be effectively improved.
Continuing with the structure of the fabricated composite beam, as shown in fig. 1, the prefabricated main reinforcement in the prefabricated beam body 11 includes a top main reinforcement 141, a waist main reinforcement 142 and a bottom main reinforcement 143, which are sequentially distributed from top to bottom, wherein the top main reinforcement 141 is partially disposed in the prefabricated main beam 111, the rest is disposed in the resting seat 1121 of the corbel 112, the waist main reinforcement 142 is partially disposed in the prefabricated main beam 111, and the rest is disposed in the inclined support seat 1122 of the corbel 112. Based on the structure, the main reinforcements of the prefabricated area are reasonably distributed and arranged, so that the structural strength of the prefabricated beam body 11 and the structural integrity and the cooperative stress between the prefabricated main beam 111 and the corbel 112 can be effectively improved.
Further preferably, as shown in fig. 1, the precast girder body 11 further has a first corbel bar 161 and a second corbel bar 162 therein, wherein the first corbel bar 161 is a trapezoidal bar crossing the precast girder 111 and the rest seat 1121 of the corbel 112 and hoops the top main bar 141 at the corresponding position, and the second corbel bar 162 is routed through the precast girder 111, the rest seat 1121 of the corbel 112 and the support slanted seat 1122 of the corbel 112 and hoops the top main bar 141 and the waist main bar 142 at the corresponding position. Based on this structure, make bracket reinforcing bar and prefabricated district owner muscle combination hoop structure as an organic whole, can further improve the structural integrity and the atress nature in coordination between prefabricated girder 111 and bracket 112.
In an alternative embodiment, as shown in fig. 1, a beam tie bar 17 may be further added, and the beam tie bar 17 may tie two prefabricated section main bars arranged transversely opposite to each other, for example, a waist main bar 142 which is not tied by the second corbel bar 162 may be tied by tightening the beam tie bar 17 to reinforce the structural integrity of the prefabricated section main bars.
Continuing the structure of the fabricated composite girder, as shown in fig. 1 and 2, the fabricated composite girder further includes a connection section steel for being assembled with the node of the column end, the connection section steel extending out of the node end of the composite girder. Typically, the nodal end of the composite beam is the end thereof which is connected to the column end node to form a beam column node, typically one of the longitudinal ends of the composite beam.
The connecting section steel can be directly connected with the column end node to meet the design requirements of the beam column node, such as direct welding with a steel pipe column; in another embodiment, the connection section steel is assembled and connected with the column end node to form a node cast-in-place area, for example, the connection section steel is welded with the assembly section steel on the column end node or fixed through a high-strength bolt and then solidified through cast-in-place concrete, so that the design requirement of the beam-column node can be met.
Further preferably, as shown in fig. 1 and 2, the connection section steel includes an assembly portion extending out of a joint end of the composite beam, an embedded portion embedded in the precast main beam 111, and a cast-in-place consolidation portion extending into the cast-in-place beam body 12. The embedded part, the assembly part and the cast-in-place consolidation part are preferably integrally formed so as to ensure the structural strength and the stress performance of the connecting section steel. The cast-in-place consolidation part can extend upwards from the top end of the embedded part; the assembly part can be arranged by extending the longitudinal end of the embedded part outwards, or by extending the longitudinal ends of the embedded part and the cast-in-place consolidation part outwards, preferably, the latter mode is adopted, namely the assembly part is arranged by extending the longitudinal ends of the embedded part and the cast-in-place consolidation part outwards, especially on the structural basis that the connection section steel and the column end node are assembled and connected to form the node cast-in-place area, the node cast-in-place area and the beam cast-in-place area where the cast-in-place beam body 12 is located can be integrated (the cast-in-place beam body 12 and the node cast-in-place area can be integrally cast), the contact consolidation area between the connection section steel and the cast-in-place concrete is correspondingly increased, and the connection quality and the structural stress performance of.
Further preferably, as shown in fig. 1 and 2, the connection section steel includes an upper wing plate 131 and a lower wing plate 132, the plate surfaces of the upper wing plate 131 and the lower wing plate 132 are both parallel to the horizontal direction and are connected by an intermediate plate; the upper wing plate 131 extends into the cast-in-place beam body 12, the lower wing plate 132 is embedded into the precast beam body 11, and the rest of the upper wing plate 131 and the rest of the lower wing plate 132 extend out of the joint end of the composite beam. As will be readily appreciated, the embedded part includes the part of the lower wing plate 132 embedded in the precast beam body 11; the cast-in-place consolidation part comprises a part of the upper wing plate 131 extending into the cast-in-place beam body 12; the fitting portion includes the remaining plate of the upper wing plate 131 and the remaining plate of the lower wing plate 132. Preferably, the length of the lower wing plate 132 pre-embedded in the precast beam body 11 may be the same as the length of the precast beam body 11, and may be smaller than the length of the precast beam body 11. The length of the upper wing plate 131 extending into the cast-in-place beam body 12 is preferably the same as the length of the cast-in-place beam body 12.
The middle plate plays a role in connecting the upper wing plate 131 and the lower wing plate 132, so that the upper wing plate 131 can be supported and positioned, the contact and consolidation area of the connecting section steel and concrete can be increased, and the structural stress performance of the beam end node is improved. The longitudinal length of the middle plate may be the same as that of the above-described fitting portion, may partially extend into the precast beam body 11, or may be the same as that of the upper and lower wing plates 131 and 132. In one embodiment, as shown in fig. 1 and 2, the middle plate includes a web 133, a plate surface of the web 133 is parallel to the vertical direction and the longitudinal direction of the precast beam body 11, and the upper end and the lower end of the web 133 are respectively connected with the upper wing plate 131 and the lower wing plate 132, so that the vertical section of the connecting section steel is H-shaped or i-shaped. The web 133 is adopted to connect the upper wing plate 131 and the lower wing plate 132 into a whole to cooperatively bear force, so that the stress performance of the connecting section steel can be improved, and the connecting structure strength of the connecting section steel and a column end node can be improved (for example, the welding area of the connecting section steel and the column end node is increased), so that the structural stability and the stress performance of the beam column node are effectively improved.
Further, as shown in fig. 2, the web 133 includes an assembling section extending out of the joint end of the composite girder, and a plurality of bolt holes are formed on the assembling section. Based on the structure, the web 133 and the assembly section steel on the corresponding side column end node can be directly fixed through the high-strength bolt after being overlapped; in another embodiment, the web 133 and the assembly section steel can be fixedly connected together by a cover plate (the plate surface of the cover plate is parallel to the plate surface of the web 133 and covers two sides of the joint) and a high-strength bolt after the web 133 is abutted or welded with the assembly section steel on the corresponding side pillar end node, so as to achieve the purpose of assembly connection.
And continuing the structure of the connecting section steel, as shown in fig. 2, the middle plate further comprises at least one rib plate 134, the plate surface of the rib plate 134 is parallel to the vertical direction and the transverse direction of the precast beam body 11, and the upper end and the lower end of each rib plate 134 are respectively connected with the upper wing plate 131 and the lower wing plate 132. Through setting up floor 134, can further improve the structural strength and the stability of connecting the shaped steel. Further, the rib 134 is connected with the web 133, so that the structural strength of the connecting section steel and the cooperative stress performance among the plate bodies can be further improved. In an alternative embodiment, as shown in fig. 2, the rib 134 adjacent to the precast beam body 11 is concreted to the joint end of the precast beam body 11, which may be completed when the precast beam body 11 is produced, on one hand, the connection structural strength between the precast beam body 11 and the connection section steel is enhanced, and thus the structural stability and reliability of the beam-column joint may be improved, and on the other hand, the rib 134 may be used as a part of a formwork when the precast beam body 11 is produced, which is convenient for operation and can improve the quality of the precast beam body 11.
Further preferably, as shown in fig. 2, the upper plate surface of the upper wing plate 131 and the lower plate surface of the lower wing plate 132 are provided with a plurality of beam body pegs 18. The beam body stud 18 on the upper wing plate 131 can improve the consolidation effect between the upper wing plate 131 and the cast-in-place concrete of the cast-in-place beam body 12; in the structure in which the connection section steel is assembled and connected with the column end node to form the node cast-in-place region, the consolidation effect between the connection section steel and cast-in-place concrete in the node cast-in-place region can be improved by arranging the beam body studs 18 on the upper wing plate 131 and the lower wing plate 132, so that the structural strength and reliability of the beam column node are improved.
Further preferably, as shown in fig. 2, the beam-end node further includes a supporting plate 135, the supporting plate 135 is embedded in the precast beam body 11 and connected to the assembling portion, and the main reinforcement of the precast area at the top of the precast beam body 11 is at least partially supported on the supporting plate 135, for example, the main reinforcement of the precast area at the top of the precast beam body 11 may be bound on the supporting plate 135 or welded to the supporting plate 135, which not only facilitates the arrangement of the main reinforcement of the precast area, improves the quality of the precast beam body 11, but also can further increase the consolidation effect between the connecting section steel and the concrete in the precast beam body 11. The support plate 135 may be integrally formed with the connecting section or welded to the connecting section, such as the ribs 134 or webs described above.
Further preferably, as shown in fig. 2, at least part of the node ends of the prefabricated area main reinforcement at the bottom of the prefabricated beam body 11 and the node ends of the cast-in-place area main reinforcement 15 are provided with a reinforcement connector 19, and the reinforcement connector 19 is used for connecting the main reinforcement in the cast-in-place area of the node, so that the operation is facilitated, the quality of a reinforced concrete structure in the cast-in-place area of the node can be improved, and the structural stability and reliability of the beam column node can be improved.
In addition, the embodiment of the invention also provides a beam-slab node, which comprises the fabricated composite beam as described above, wherein a structural slab is placed on at least one bracket 112.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. An assembled composite beam, comprising:
the prefabricated beam body comprises a prefabricated main beam, and at least one transverse end of the prefabricated main beam is provided with a bracket for placing a structural plate;
and the post-cast beam body is formed at the top of the prefabricated main beam, and a main rib of a cast-in-place area in the cast-in-place beam body and a main rib of a prefabricated area in the prefabricated main beam are integrally bound.
2. The fabricated composite girder of claim 1, wherein: the bracket and the prefabricated girder are integrally cast and formed.
3. The fabricated composite girder of claim 1, wherein: the main muscle in the internal prefabricated district of precast beam includes top main muscle, waist main muscle and the main muscle in bottom that top-down distributes in proper order, wherein, top main muscle part arrange in the precast beam and all the other parts arrange in the seat of shelving of bracket, waist main muscle part arrange in the precast beam and all the other parts arrange in the oblique seat of support of bracket.
4. The fabricated composite girder of claim 3, wherein: the precast beam body still has first bracket reinforcing bar and second bracket reinforcing bar, wherein, first bracket reinforcing bar is for spaning prefabricated girder and the trapezoidal reinforcing bar of the seat of shelving of bracket and hoop the top main muscle of corresponding position department, the second bracket reinforcing bar is laid the process prefabricated girder the seat of shelving of bracket and the support inclined seat of bracket and hoop the top main muscle and the waist main muscle of corresponding position department.
5. The fabricated composite girder of claim 1, wherein: the combined beam further comprises connecting section steel used for being assembled with the column end node, and the connecting section steel extends out of the node end of the combined beam.
6. The fabricated composite girder of claim 5, wherein: the connecting section steel comprises an assembly part extending out of the joint end of the composite beam, a pre-buried part pre-buried in the prefabricated main beam and a cast-in-situ consolidation part extending into the cast-in-situ beam body.
7. The fabricated composite girder of claim 6, wherein: the connecting section steel comprises an upper wing plate and a lower wing plate, wherein the plate surfaces of the upper wing plate and the lower wing plate are parallel to the horizontal direction and are connected through an intermediate plate; the upper wing plate part extends into the cast-in-place beam body, the lower wing plate part is pre-buried in the precast beam body, and the rest of the plate bodies of the upper wing plate and the rest of the plate bodies of the lower wing plate extend out of the joint end of the composite beam.
8. The fabricated composite beam of claim 7, wherein: the intermediate lamella includes the web, the face of web be on a parallel with vertical and the vertical of precast beam body, both ends respectively with the web go up the pterygoid lamina with the pterygoid lamina is connected down.
9. The fabricated composite beam of claim 8, wherein: the web plate comprises an assembling section extending out of the joint end of the composite beam, and a plurality of bolt holes are formed in the assembling section.
10. A beam slab node which characterized in that: comprising a fabricated composite beam according to any one of claims 1 to 9, on at least one of the legs a structural panel rests.
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| CN202010291265.7A CN111502118A (en) | 2020-04-14 | 2020-04-14 | Assembled combination beam and beam slab node |
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| CN202010291265.7A CN111502118A (en) | 2020-04-14 | 2020-04-14 | Assembled combination beam and beam slab node |
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| CN102418385A (en) * | 2010-09-28 | 2012-04-18 | 杨峰 | Novel reinforced concrete prefabricated whole-poured building structure system and construction method thereof |
| CN202248526U (en) * | 2011-08-30 | 2012-05-30 | 张吉华 | Precast reinforced concrete structural beam for assembled house building |
| CN105297893A (en) * | 2015-12-02 | 2016-02-03 | 上海欧本钢结构有限公司 | Tenon-and-mortise type concrete superposed beam cross connection structure and construction method thereof |
| CN106149877A (en) * | 2016-06-23 | 2016-11-23 | 宁波普利凯建筑科技有限公司 | Docking structure at concrete frame structure prefabricated post and beam slab node and method |
| CN106437031A (en) * | 2016-10-21 | 2017-02-22 | 季氏预制装配建筑设计常州有限公司 | One-step formed multi-layer prefabricated column with bracket as well as manufacturing method and construction method thereof |
| CN206844314U (en) * | 2017-05-10 | 2018-01-05 | 福建璟榕工程建设发展有限公司 | A kind of new prefabricated assembled bean column node |
| CN108797795A (en) * | 2018-03-30 | 2018-11-13 | 魏萍 | A kind of overlapping precast beam part and cast-in-place column combination assembling structure and construction technology |
| CN109057046A (en) * | 2018-07-09 | 2018-12-21 | 常州市规划设计院 | The assembled integral beam-column node structure and construction method of additional closure connection reinforcing bar |
| CN109183986A (en) * | 2018-11-08 | 2019-01-11 | 安徽建筑大学 | A kind of assembling frame Structure Beam-column connecting node and construction method |
| CN109296075A (en) * | 2018-12-04 | 2019-02-01 | 安徽建筑大学 | A kind of connecting node of high deformability assembling frame Structure Beam-column |
| CN210288825U (en) * | 2019-06-18 | 2020-04-10 | 江西建工第二建筑有限责任公司 | Assembled and cast-in-situ combined beam plate structure |
| CN110145023A (en) * | 2019-06-25 | 2019-08-20 | 安徽建筑大学 | A kind of prefabricated assembled concrete rectangle beam-column connection |
| CN110499869A (en) * | 2019-09-17 | 2019-11-26 | 三一筑工科技有限公司 | Bracket composite beam and its construction method |
| CN110792163A (en) * | 2019-11-07 | 2020-02-14 | 三一筑工科技有限公司 | Precast beam column plate connecting joint and construction method thereof |
| CN212453333U (en) * | 2020-04-14 | 2021-02-02 | 中铁第四勘察设计院集团有限公司 | Assembled combination beam and beam slab node |
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