CN210263399U - T-shaped assembled node of prefabricated part composite beam-prefabricated superposed composite column - Google Patents

T-shaped assembled node of prefabricated part composite beam-prefabricated superposed composite column Download PDF

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Publication number
CN210263399U
CN210263399U CN201920552568.2U CN201920552568U CN210263399U CN 210263399 U CN210263399 U CN 210263399U CN 201920552568 U CN201920552568 U CN 201920552568U CN 210263399 U CN210263399 U CN 210263399U
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column
prefabricated
composite
steel
concrete
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CN201920552568.2U
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Chinese (zh)
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王静峰
郭翔
郭磊
赵鹏
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Hefei University of Technology
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Hefei University of Technology
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Abstract

The utility model belongs to the field of structural engineering in civil engineering, in particular to a T-shaped assembled node of a prefabricated partial composite beam and a prefabricated superposed composite column, which comprises a prefabricated superposed composite column and a partial composite beam, wherein the end part of the partial composite beam is fixedly connected with the superposed composite column through a steel joint; internal stress components and external stress components which are arranged in a staggered mode are arranged in the partial combined beam; a core firmware and a peripheral firmware are arranged in the superposed combined column, and the core firmware is positioned in the peripheral firmware; one fixed end of the steel joint is fixedly connected with the internal stress assembly, and the other fixed end of the steel joint is fixedly connected with the core fixing piece and the peripheral fixing piece respectively. The utility model discloses an assembled node makes the connection between the component convenient quick, the fastening reliable, has reduced on-the-spot mould making, installation and welded work load.

Description

T-shaped assembled node of prefabricated part composite beam-prefabricated superposed composite column
Technical Field
The utility model belongs to the structural engineering field among the civil engineering, specifically say and relate to a prefabricated part combination beam-prefabricated coincide combination post T type assembled node.
Background
The partial wrapped concrete combined member is a novel combined member proposed in Europe in the eighties of the twentieth century, and the basic type of the section of the partial wrapped concrete combined member is that concrete is filled between flanges of an H-shaped steel member. The combined member has the advantages of large bearing capacity, large rigidity, good fire resistance and the like, and has no practical application at home at present.
The steel tube concrete column is a member formed by combining a steel tube and filled concrete, the concrete in the steel tube is restrained by the steel tube, the bearing capacity of the steel tube is improved, the inward buckling damage of the steel tube is restrained by the concrete, and the structure is widely applied to high-rise buildings. The steel tube concrete superimposed composite column is a novel combined component which is developed on the basis of the steel tube concrete column, the steel bars are arranged outside the steel tube concrete column, concrete is poured, the novel combined component not only has the advantages of the steel tube concrete column, but also can delay the rise of the temperature of a steel tube under fire disasters by the outside concrete of the steel tube, and the fire resistance of the column is improved.
The existing steel pipe concrete superposed composite column is mainly cast in place and is not a prefabricated component, however, with the gradual development of civil engineering technology, the prefabricated component is gradually paid attention to by people because the processing quality of the component is easy to guarantee, the construction speed is high, and the components are convenient to connect. The prefabricated steel pipe concrete column and part of the composite beam with the steel joint are convenient to manufacture, the manufacturing modulus can be reduced, the field assembly is convenient, and the performance is reliable.
The most important of the prefabricated element connections are the nodes, because under the action of an earthquake, the destruction of the nodes may lead to the continuous collapse of the whole structure. If the assembled node of the structure is destroyed before the component under the action of earthquake, the overall earthquake-resistant performance of the structure is reduced. In addition, the prefabricated parts are being widely applied to high-rise and large-span structures, and the fire-fighting difficulty of the high-rise and large-span structures is high, so that higher requirements on fire resistance are provided. Therefore, a more reasonable connection mode of the prefabricated parts and the nodes is provided, and the improvement of the seismic performance and the fire resistance reliability of the prefabricated parts is a new requirement for the development of modern buildings.
SUMMERY OF THE UTILITY MODEL
According to the problem that exists among the prior art, the utility model provides a prefabricated part combination beam-prefabricated coincide combination post T type assembled node, it makes the connection between the component convenient quick, the fastening is reliable, has reduced on-the-spot mould making, installation and welded work load.
The utility model adopts the following technical scheme:
a prefabricated partial composite beam-prefabricated superposed composite column T-shaped assembled node comprises a prefabricated superposed composite column and a partial composite beam, wherein the end part of the partial composite beam is fixedly connected with the superposed composite column through a steel joint; internal stress components and external stress components which are arranged in a staggered mode are arranged in the partial combined beam; a core firmware and a peripheral firmware are arranged in the superposed combined column, and the core firmware is positioned in the peripheral firmware; one fixed end of the steel joint is fixedly connected with the internal stress assembly, and the other fixed end of the steel joint is fixedly connected with the core fixing piece and the peripheral fixing piece respectively.
Preferably, the core fixing member comprises a steel pipe arranged along the length direction of the cylinder body of the laminated composite column and core concrete poured in the steel pipe; the peripheral fixing part comprises a plurality of column longitudinal ribs arranged along the length direction of the column body of the superposed combined column, and the plurality of column longitudinal ribs are distributed along the periphery of the steel pipe; a plurality of column stirrups are sleeved on the periphery of the column longitudinal ribs along the length direction of the column longitudinal ribs; the column longitudinal bars and the column stirrups are integrated with the steel pipes through external concrete; the internal stress assembly is fixedly connected with external concrete, the steel pipe and the core concrete through steel joints respectively.
Further preferably, the internal stress assembly comprises an H-shaped steel beam arranged along the length direction of the partial composite beam; the external stress assembly comprises a plurality of beam longitudinal ribs arranged along the length direction of part of the combined beam, and the plurality of beam longitudinal ribs are distributed along two hollow parts of the H-shaped steel beam; a plurality of beam stirrups are sleeved on the periphery of the beam longitudinal ribs along the length direction of the beam longitudinal ribs; the H-shaped steel beam, the beam longitudinal bars and the beam stirrups are all integrated through beam concrete; the steel joint is fixed at the end of the H-shaped steel beam.
More preferably, the plurality of column longitudinal ribs are uniformly distributed along the periphery of the steel pipe; a plurality of the column stirrup is along the column length direction evenly distributed of muscle, and the plane perpendicular to column that the column stirrup is located indulges the muscle setting.
More preferably, the plurality of beam longitudinal ribs are uniformly distributed at two hollow parts of the H-shaped steel beam; a plurality of the beam stirrup is along the length direction evenly distributed of the beam longitudinal rib, and the plane perpendicular to the beam longitudinal rib at which the beam stirrup is located is arranged.
Still more preferably, the H-section steel beam includes an upper flange, a lower flange and a web for connecting the upper flange and the lower flange; the upper flange and the lower flange are arranged in parallel, the web is respectively perpendicular to the upper flange and the lower flange, and the web is respectively fixed at the middle positions of the upper flange and the lower flange; the steel joint is respectively and fixedly connected with the upper flange and the lower flange, and the beam longitudinal rib and the beam stirrup are arranged at the hollow parts at the two sides of the web plate.
Further preferably, the steel joint is provided with a T-shaped part which comprises a beam fixing plate and a column fixing plate which are vertically fixed, and the beam fixing plate is fixed at the middle position of the column fixing plate; the beam fixing plate is respectively and fixedly connected with the upper flange and the lower flange, and the column fixing plate is respectively and fixedly connected with external concrete, the steel pipe and core concrete; a plurality of through holes are formed in the beam fixing plate and the column fixing plate; and a plurality of reserved pipes are arranged on the superposed combined column at the positions corresponding to the through holes of the column fixing plate, and the reserved pipes respectively penetrate through the external concrete, the steel pipes and the core concrete.
Still further preferably, the partial composite girders are arranged near the ends of the laminated composite columns, and the H-shaped steel girders and the girder longitudinal bars are arranged by protruding girder concrete.
Preferably, after the column fixing plate is fixed with external concrete, a steel pipe and core concrete through high-strength bolts, the H-shaped steel beam and the beam longitudinal bars of the protruding part are all condensed into a whole through concrete at the later stage of pouring; the beam fixing plate is fixedly connected with the upper flange and the lower flange through high-strength bolts respectively.
More preferably, the beam fixing plate and the column fixing plate are both made of steel plates; the steel pipe adopts square steel pipe, post stirrup and beam stirrup all establish to the rectangle.
The beneficial effects of the utility model reside in that:
1) the existing superposed composite columns and partial composite beams are mainly cast in situ and are not prefabricated components, so that the site procedures are complicated and the construction period is long. Compared with the prior art, the utility model discloses a prefabricated coincide combination post and part combination beam, the transportation can be installed fast to the scene through the steel joint, only need do the construction of later stage spraying concrete after the erection joint, under the prerequisite of guaranteeing the quality, simplified the site operation process, practice thrift the man-hour of construction.
2) In the traditional integral casting joint, the bending moment and the shearing force of the beam end are directly transmitted to the column peripheral concrete, and the column peripheral concrete bears the bending moment and the shearing force of the beam end, so that the strength requirement on the column peripheral concrete is higher particularly for medium-high-rise buildings. And the utility model discloses an assembled node is because unilateral bolt passes the outside concrete anchor of post on the steel pipe in the post, and it is clear and definite to pass the power route, enables the interior steel pipe of post and outside concrete and undertakes the moment of flexure and the shear force of beam-ends jointly, has all shared the atress, has improved the stability of structure.
3) The external concrete of the superposed composite column can effectively protect the internal steel pipe, the column longitudinal bar and the column hoop bar under the fire, meanwhile, part of the composite beams can still effectively bear force under the fire, the beam concrete wrapped outside delays the rise of the temperature of the H-shaped steel beam, the fire resistance of the assembled node is improved, and the safety of the structure is enhanced.
4) The utility model discloses an assembled node does not need or only needs little weldment work volume, through reserving the bolt hole in advance on coincide combination post and steel joint, processing simple to operate has avoided welding residual stress and welding seam to the influence of assembled node quality.
Drawings
Fig. 1 is a schematic view of a structure of the fabricated node of the present invention.
Fig. 2 is a schematic structural plan view of the fabricated node of the present invention.
Fig. 3 is a schematic structural front view of a part of the composite beam of the present invention.
Fig. 4 is a schematic cross-sectional view of a part of the composite beam according to the present invention.
Fig. 5a is a front view of the steel joint of the present invention.
Fig. 5b is a top view of the steel joint of the present invention.
Reference numerals: 1-laminated composite column, 2-partial composite beam, 3-steel joint, 11-core firmware, 12-peripheral firmware, 13-reserved pipe, 21-internal stress component, 22-external stress component, 31-beam fixing plate, 32-column fixing plate, 33-through hole, 34-high-strength bolt, 111-steel pipe, 112-core concrete, 113-external concrete, 121-column longitudinal bar, 122-column hoop bar, 211-H-shaped steel beam, 212-beam concrete, 213-upper flange, 214-lower flange, 215-web, 216-later stage concrete, 221-beam longitudinal bar and 222-beam hoop bar.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1, a prefabricated partial composite beam-prefabricated superposed composite column T-shaped assembled node comprises a prefabricated superposed composite column 1 and a partial composite beam 2, wherein the end of the partial composite beam 2 is fixedly connected with the superposed composite column 1 through a steel joint 3; internal stress components 21 and external stress components 22 which are arranged in a staggered mode are arranged in the partial combination beam 2; a core firmware 11 and a peripheral firmware 12 are arranged in the laminated composite column 1, and the core firmware 11 is positioned inside the peripheral firmware 12; one fixed end of the steel joint 3 is fixedly connected with the internal stress component 21, and the other fixed end of the steel joint 3 is fixedly connected with the core fixing part 11 and the peripheral fixing part 12 respectively.
As shown in fig. 2, the core fixing member 11 includes a steel pipe 111 disposed along the length direction of the laminated composite column 1 and a core concrete 112 poured into the steel pipe 111; the peripheral fixing member 12 includes a plurality of column longitudinal ribs 121 arranged along the column length direction of the stacked composite column 1, and the plurality of column longitudinal ribs 121 are distributed along the periphery of the steel tube 111; a plurality of column stirrups 122 are sleeved on the periphery of the column longitudinal ribs 121 along the length direction of the column longitudinal ribs 121; the column longitudinal bars 121 and the column stirrups 122 are integrated with the steel pipe 111 through external concrete 113; the internal stress component 21 is fixedly connected with external concrete 113, a steel pipe 111 and core concrete 112 through steel joints 3.
As shown in fig. 3, 4, 5a, and 5b, the internal stress element 21 includes an H-shaped steel beam 211 disposed along a length direction of the partial composite beam 2; the external stress assembly 22 comprises a plurality of beam longitudinal ribs 221 arranged along the length direction of the partial composite beam 2, and the plurality of beam longitudinal ribs 221 are distributed along two hollow parts of the H-shaped steel beam 211; a plurality of beam stirrups 222 are sleeved on the periphery of the beam longitudinal rib 221 along the length direction of the beam longitudinal rib 221; the H-shaped steel beam 211, the beam longitudinal rib 221 and the beam stirrup 222 are all integrated through the beam concrete 212; the steel joint 3 is fixed at the end of the H-shaped steel beam 211.
The plurality of column longitudinal ribs 121 are uniformly distributed along the periphery of the steel tube 111; the column stirrups 122 are uniformly distributed along the length direction of the column longitudinal rib 121, and the plane where the column stirrups 122 are located is perpendicular to the column longitudinal rib 121.
The plurality of beam longitudinal ribs 221 are uniformly distributed at two hollow parts of the H-shaped steel beam 211; the beam stirrups 222 are uniformly distributed along the length direction of the beam longitudinal rib 221, and the plane where the beam stirrups 222 are located is perpendicular to the beam longitudinal rib 221.
The H-shaped steel beam 211 comprises an upper flange 213, a lower flange 214 and a web 215 for connecting the upper flange 213 and the lower flange 214; the upper flange 213 and the lower flange 214 are arranged in parallel, the web 215 is respectively perpendicular to the upper flange 213 and the lower flange 214, and the web 215 is respectively fixed at the middle positions of the upper flange 213 and the lower flange 214; the steel joint 3 is fixedly connected with the upper flange 213 and the lower flange 214 respectively, and the beam longitudinal rib 221 and the beam hoop rib 222 are arranged at two side hollow parts of the web 215.
The steel joint 3 is provided as a T-shaped part and comprises a beam fixing plate 31 and a column fixing plate 32 which are vertically fixed, wherein the beam fixing plate 31 is fixed at the middle position of the column fixing plate 32; the beam fixing plate 31 is fixedly connected with the upper flange 213 and the lower flange 214, and the column fixing plate 32 is fixedly connected with the external concrete 113, the steel pipe 111 and the core concrete 112; a plurality of through holes 33 are formed in the beam fixing plate 31 and the column fixing plate 32; at the position corresponding to the through hole 33 of the column fixing plate 32, the laminated composite column 1 is provided with a plurality of reserved pipes 13, and the reserved pipes 13 respectively penetrate through the external concrete 113, the steel pipe 111 and the core concrete 112.
The partial composite girders 2 are arranged near the end of the laminated composite column 1, and the H-shaped steel beams 211 and the girder longitudinal bars 221 are arranged to protrude out of the girder concrete 212.
After the column fixing plate 32 is fixed with external concrete 113, a steel pipe 111 and core concrete 112 through a high-strength bolt 34, the H-shaped steel beam 211 and the beam longitudinal bar 221 of the bulge part are all condensed into a whole through concrete 216 at the later stage of casting; the beam fixing plate 31 is fixedly connected with the upper flange 213 and the lower flange 214 through high-strength bolts 34.
Specifically, the beam fixing plate 31 and the column fixing plate 32 are both made of steel plates; the steel pipe 111 is a square steel pipe, and the column stirrup 122 and the beam stirrup 222 are both rectangular.
The utility model discloses a coincide combination post 1 and part combination roof beam 2 need prefabricate before the installation.
When the superposed composite column 1 is prefabricated, firstly, a steel pipe 111 is manufactured in a processing plant, and a hole for penetrating through the reserved pipe 13 is formed in the steel pipe; then, in a prefabrication field, arranging and binding the column longitudinal ribs 121 and the column stirrups 122 at the periphery of the steel tube 111 according to set positions, pre-burying reserved tubes 13 with corresponding sizes at corresponding positions of holes formed in the steel tube 111, pouring core concrete 112 in the steel tube 111, pouring external concrete 113 after a template is erected outside the steel tube 111, and prefabricating the whole laminated composite column 1 after all the concrete is solidified.
When the partial composite beam 2 is prefabricated, firstly, an H-shaped steel beam 211 and a steel joint 3 are manufactured in a processing plant, and the steel joint 3 is welded and fixed through steel plates of a beam fixing plate 31 and a column fixing plate 32; then, through holes 33 for passing high-strength bolts 34 are opened in the beam fixing plate 31 and the column fixing plate 32. And erecting a template for casting a part of the composite beam 2 on a precast yard, arranging and binding the beam longitudinal ribs 221 and the beam stirrups 222 at corresponding positions of the H-shaped steel beam 211 according to set positions, casting the beam concrete 212, reserving a set gap at the joint of the H-shaped steel beam 211 close to the steel joint 3, not casting the beam concrete 212, extending the beam longitudinal ribs 221 and the H-shaped steel beam 211 out of the beam concrete 213 for a certain length, and finishing the prefabrication of the whole part of the composite beam 2 after all the concrete is condensed.
The utility model discloses an assembled node is when the installation uses, only need to fix the position of setting for with coincide combination post 1 that prefabricated and partial combination beam 2, then high strength bolt 34 passes through post fixed plate 32 respectively through reserving pipe 13, outside concrete 113, steel pipe 111 and core concrete 112 tightly fix post fixed plate 32 on coincide combination post 1, rethread high strength bolt 34 fixes beam fixed plate 31 on H shaped steel roof beam 211, the fixed between coincide combination post 1 and the partial combination beam 2 has been accomplished promptly. And then later-stage concrete 216 is poured in the gap between the beam concrete 213 and the column fixing plate 32 and on the outer surfaces of the fixing plate 31 and the column fixing plate 32, so that the aims of further fixing and fire prevention are fulfilled.
To sum up, the utility model provides a prefabricated part combination beam-prefabricated coincide combination post T type assembled node, it makes the connection between the component convenient quick, the fastening is reliable, has reduced on-the-spot mould making, installation and welded work load.

Claims (10)

1. The utility model provides a prefabricated part combination beam-prefabricated coincide combination column T type assembled node which characterized in that: the composite beam comprises a prefabricated superposed composite column (1) and a part of composite beam (2), wherein the end part of the part of composite beam (2) is fixedly connected with the superposed composite column (1) through a steel joint (3); internal stress components (21) and external stress components (22) which are arranged in a staggered mode are arranged in the partial combined beam (2); a core firmware (11) and a peripheral firmware (12) are arranged in the laminated combined column (1), and the core firmware (11) is positioned in the peripheral firmware (12); one fixed end of the steel joint (3) is fixedly connected with the internal stress component (21), and the other fixed end of the steel joint (3) is fixedly connected with the core fixing piece (11) and the peripheral fixing piece (12) respectively.
2. The prefabricated partial composite beam-prefabricated superposed composite column T-shaped assembled node according to claim 1, wherein: the core fixing piece (11) comprises a steel pipe (111) arranged along the length direction of the laminated combined column (1) and core concrete (112) poured in the steel pipe (111); the peripheral fixing piece (12) comprises a plurality of column longitudinal ribs (121) arranged along the length direction of the column body of the superposed combined column (1), and the plurality of column longitudinal ribs (121) are distributed along the periphery of the steel pipe (111); a plurality of column stirrups (122) are sleeved on the periphery of the column longitudinal rib (121) along the length direction of the column longitudinal rib (121); the column longitudinal bar (121) and the column hoop bar (122) are integrated with the steel pipe (111) through external concrete (113); the internal stress assembly (21) is fixedly connected with external concrete (113), the steel pipe (111) and core concrete (112) through steel joints (3).
3. The prefabricated partial composite beam-prefabricated superposed composite column T-shaped assembled node according to claim 2, wherein: the internal stress component (21) comprises an H-shaped steel beam (211) arranged along the length direction of the partial combination beam (2); the external stress assembly (22) comprises a plurality of beam longitudinal ribs (221) arranged along the length direction of a part of the combined beam (2), and the plurality of beam longitudinal ribs (221) are distributed along two hollow parts of the H-shaped steel beam (211); a plurality of beam stirrups (222) are sleeved on the periphery of the beam longitudinal rib (221) along the length direction of the beam longitudinal rib (221); the H-shaped steel beam (211), the beam longitudinal bar (221) and the beam stirrup (222) are integrated through beam concrete (212); the steel joint (3) is fixed at the end of the H-shaped steel beam (211).
4. The prefabricated partial composite beam-prefabricated superposed composite column T-shaped assembled node according to claim 2, wherein: the plurality of column longitudinal ribs (121) are uniformly distributed along the periphery of the steel pipe (111); the column stirrups (122) are uniformly distributed along the length direction of the column longitudinal ribs (121), and the plane where the column stirrups (122) are located is perpendicular to the column longitudinal ribs (121).
5. The prefabricated partial composite beam-prefabricated superposed composite column T-shaped assembled node according to claim 3, wherein: the beam longitudinal ribs (221) are uniformly distributed at two hollow parts of the H-shaped steel beam (211); the beam stirrups (222) are uniformly distributed along the length direction of the beam longitudinal ribs (221), and the planes where the beam stirrups (222) are located are perpendicular to the beam longitudinal ribs (221).
6. The prefabricated partial composite beam-prefabricated superposed composite column T-shaped assembled node according to claim 3, wherein: the H-shaped steel beam (211) comprises an upper flange (213), a lower flange (214) and a web (215) for connecting the upper flange (213) and the lower flange (214); the upper flange (213) and the lower flange (214) are arranged in parallel, the web (215) is respectively perpendicular to the upper flange (213) and the lower flange (214), and the web (215) is respectively fixed at the middle positions of the upper flange (213) and the lower flange (214); the steel joint (3) is fixedly connected with the upper flange (213) and the lower flange (214) respectively, and the beam longitudinal rib (221) and the beam stirrup (222) are arranged at the hollow parts on two sides of the web plate (215).
7. The prefabricated partial composite beam-prefabricated superposed composite column T-shaped assembled node according to claim 6, wherein: the steel joint (3) is arranged into a T-shaped part and comprises a beam fixing plate (31) and a column fixing plate (32) which are vertically fixed, and the beam fixing plate (31) is fixed at the middle position of the column fixing plate (32); the beam fixing plate (31) is fixedly connected with an upper flange (213) and a lower flange (214) respectively, and the column fixing plate (32) is fixedly connected with external concrete (113), a steel pipe (111) and core concrete (112) respectively; a plurality of through holes (33) are formed in the beam fixing plate (31) and the column fixing plate (32); the composite column is characterized in that a plurality of reserved pipes (13) are arranged on the superposed composite column (1) at positions corresponding to through holes (33) of the column fixing plate (32), and the reserved pipes (13) penetrate through external concrete (113), the steel pipe (111) and core concrete (112) respectively.
8. The prefabricated partial composite beam-prefabricated superposed composite column T-shaped assembled node according to claim 7, wherein: the partial composite beams (2) are arranged at the end parts close to the superposed composite columns (1), and the H-shaped steel beams (211) and the beam longitudinal bars (221) are arranged by protruding beam concrete (212).
9. The prefabricated partial composite beam-prefabricated superposed composite column T-shaped assembled node according to claim 8, wherein: after the column fixing plate (32) is fixed with external concrete (113), a steel pipe (111) and core concrete (112) through a high-strength bolt (34), the H-shaped steel beam (211) and the beam longitudinal bar (221) of the protruding part are all condensed into a whole through concrete (216) at the later stage of pouring and covering; the beam fixing plate (31) is fixedly connected with the upper flange (213) and the lower flange (214) through high-strength bolts (34).
10. The prefabricated partial composite beam-prefabricated superposed composite column T-shaped assembled node according to claim 7, wherein: the beam fixing plate (31) and the column fixing plate (32) are both made of steel plates; the steel pipe (111) is a square steel pipe, and the column stirrups (122) and the beam stirrups (222) are both rectangular.
CN201920552568.2U 2019-04-18 2019-04-18 T-shaped assembled node of prefabricated part composite beam-prefabricated superposed composite column Withdrawn - After Issue CN210263399U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110016966A (en) * 2019-04-18 2019-07-16 合肥工业大学 A kind of prefabricated overlapping coupled column T-type assembling type node of pre-erection combination beam-
CN114859832A (en) * 2022-04-24 2022-08-05 合肥工业大学 T-beam production control method and system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110016966A (en) * 2019-04-18 2019-07-16 合肥工业大学 A kind of prefabricated overlapping coupled column T-type assembling type node of pre-erection combination beam-
CN114859832A (en) * 2022-04-24 2022-08-05 合肥工业大学 T-beam production control method and system

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