CN102677784A - Prefabricated concrete pipe column and reinforced concrete beam node structure and construction method thereof - Google Patents
Prefabricated concrete pipe column and reinforced concrete beam node structure and construction method thereof Download PDFInfo
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- CN102677784A CN102677784A CN2012101591669A CN201210159166A CN102677784A CN 102677784 A CN102677784 A CN 102677784A CN 2012101591669 A CN2012101591669 A CN 2012101591669A CN 201210159166 A CN201210159166 A CN 201210159166A CN 102677784 A CN102677784 A CN 102677784A
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Abstract
The invention discloses a prefabricated concrete pipe column and reinforced concrete beam node structure comprising a prefabricated concrete pipe column, a reinforced concrete beam and a prefabricated steel connection segment, wherein the prefabricated steel connection segment and the prefabricated concrete pipe column are connected and assembled through a high-strength anchor bolt; a longitudinal bar on the reinforced concrete beam passes through the prefabricated steel connection segment and enters the inside of the core of the prefabricated steel connection segment so as to be anchored; a hollow structure of the prefabricated concrete pipe column and a hollow steel pipe of the prefabricated steel connection segment are internally provided with core concrete reinforced frameworks; and cast-in-situ beam concrete is poured in the reinforced concrete beam. The node structure provided by the invention and main members used during construction are both prefabricated and produced on a large scale, only simple high-strength anchor bolt connection and bar inserting are needed in situ, and concrete is poured without a formwork. Compared with the traditional prefabricated mounting members, the prefabricated concrete pipe column and the prefabricated steel connection segment are internally filled with cast-in-situ concrete, and therefore, the prefabricated concrete pipe column and reinforced concrete beam node structure are higher in integrity, simple and clear in whole node stress, favorable in performance guarantee, convenient and feasible for construction process and lower in cost.
Description
Technical field
The present invention relates to a kind of building unit and the job practices thereof in Structural Engineering field, specifically, relate to a kind of beam-column node structure and job practices thereof to precast concrete tubing string and reinforced concrete beam.
Background technology
Novel precast concrete tubular column structure is a kind of novel combining structure form;, publication number discloses in being the one Chinese patent application " a kind of novel precast concrete tubular column structure and job practices thereof " of CN102373804; It is the prefabricated concrete pipe pile hollow structure, and precast concrete pipe post jamb inside is furnished with ring-type and vertical reinforcing bar.Novel precast concrete tubular column structure had both served as stay in place formwork; Serve as the bearing capacity member again; Be prone to realize as-cast finish, the coupled column construction is simple, convenient, and behind cast-in-place intact pipe inner core concrete; Therefore prefabricated concrete pipe coupled column bearing capacity performance has higher usage space in field of civil engineering no less than with integral cast-in-situ post under the condition.
At present, the key of promoting novel precast concrete tubing string is that the bean column node of combining structure is handled.
Summary of the invention
What the present invention will solve is the technical problem that precast concrete tubing string node connects; A kind of precast concrete tubing string reinforced concrete beam node structure and job practices thereof are provided, and joint structure is simple, cost is low, power transmission is clear and definite, easy construction, overall performance by force, both can be used for structure side column node and also can be used for king post joint.
In order to solve the problems of the technologies described above, the present invention is achieved through following technical scheme:
A kind of precast concrete tubing string reinforced concrete beam node structure comprises precast concrete tubing string and reinforced concrete beam, also comprises the pre-manufactured steel linkage section that connects precast concrete tubing string and reinforced concrete beam;
Said precast concrete pipe post jamb set inside has vertical muscle of precast concrete tubing string and precast concrete pipe tie muscle, and the two ends of said precast concrete tubing string are provided with end plate, and said end plate is provided with end plate and reserves connecting hole;
Said reinforced concrete beam is provided with the vertical muscle of beam;
Said pre-manufactured steel linkage section comprises and the identical hollow steel tube of said precast concrete tubing string shape of cross section; The two ends up and down of said hollow steel tube are respectively arranged with the end and connect steel plate, and the tube wall of said hollow steel tube is provided with the reservation of the vertical muscle of beam that is used to pass said reinforced concrete beam and wears the muscle hole.
Be provided with the integrated structure of core concrete cage of reinforcement, core concrete reinforcing bar or core concrete cage of reinforcement and core concrete reinforcing bar in the hollow steel tube of the hollow structure of said precast concrete tubing string and said pre-manufactured steel linkage section.
The said end of said pre-manufactured steel linkage section connects steel plate and is provided with along the first reservation connecting hole said hollow steel tube radial equipartition, that be used for reserving with the end plate of said precast concrete tubing string the corresponding connection of connecting hole.
Perhaps; Said pre-manufactured steel linkage section is provided with reinforcing ring; Said reinforcing ring comprises the close rib steel plate that is welded on said end connection steel plate outer end; A plurality of said close rib steel plates surround ring-type and are welded with cover plate above that jointly, and said cover plate is provided with along the first reservation connecting hole said hollow steel tube radial equipartition, that be used for reserving with the end plate of said precast concrete tubing string the corresponding connection of connecting hole.
The hollow steel tube set inside of said pre-manufactured steel linkage section has the honeycomb interior lining panel.
The cross-sectional profile of the hollow steel tube of said precast concrete tubing string and said pre-manufactured steel linkage section is circle or rectangle.
A kind of job practices of precast concrete tubing string reinforced concrete beam node structure comprises the steps:
A. precast concrete tubing string under the mounting rail;
B. the pre-manufactured steel linkage section is lifted precast concrete tubing string top under the beam; And adopt high-strength crab-bolt to connect first and reserve connecting hole and reserve connecting hole, thereby the end plate on precast concrete tubing string top under the end connection steel plate of said pre-manufactured steel linkage section bottom or reinforcing ring and the beam is fixed with end plate;
C. at the concrete beam of mounting reinforcing steel bars in a lateral direction of pre-manufactured steel linkage section, the vertical muscle of said beam passes the core concrete zone that reservation on the said pre-manufactured steel linkage section is worn the muscle hole and entered into its hollow structure, carries out temporary fixed;
D. lift precast concrete tubing string to pre-manufactured steel linkage section top on the beam; And adopt high-strength crab-bolt to connect first and reserve connecting hole and reserve connecting hole, thereby the end plate of precast concrete tubing string bottom on the end connection steel plate on said pre-manufactured steel linkage section top or reinforcing ring and the beam is fixed with end plate;
E. precast concrete tubing string inner concrete that once elongated casting beams is upper and lower and pre-manufactured steel linkage section inner concrete, and reinforced concrete beam is carried out formwork build.
Carry out the step of the said core concrete cage of reinforcement of colligation before in step (a).
The invention has the beneficial effects as follows:
The main member of using when node structure of the present invention and construction all adopts prefabricated large-scale production, and on-the-spot need be carried out simple high-strength crab-bolt connection and wear muscle, and exempt from the template concreting.With in the past prefabricated installation component compare, have cast-in-situ concrete in precast concrete tubing string and the pre-manufactured steel linkage section, thereby have higher globality; It is inner to getting into its core that reinforced concrete beam passes the pre-manufactured steel linkage section through vertical muscle on the beam; Satisfy reinforcing bar anchoring requirement, whole node is stressed simple clear and definite, and performance has good guarantee; Work progress is convenient and easy, and cost is lower.
Description of drawings
Fig. 1 is the joint form sketch map behind the embodiment of the present invention job practices assembled formation;
Fig. 2 is the A-A sectional view of Fig. 1;
Fig. 3 is the structural representation of core concrete cage of reinforcement;
Fig. 4 is the structural representation of precast concrete tubing string;
Fig. 5 is the B-B sectional view of Fig. 4;
Fig. 6 is the structural representation of pre-manufactured steel linkage section;
Fig. 7 is the C-C sectional view of Fig. 6;
Fig. 8 is the structural representation of reinforced concrete beam;
Fig. 9 is the structural representation of reinforced pre-manufactured steel linkage section;
Figure 10 is the D-D sectional view of Fig. 9;
Figure 11 is a reinforced joint form sketch map of the present invention;
Figure 12 is the E-E sectional view of Figure 11.
Among the figure: 1, the core concrete cage of reinforcement; 11, core cast-in-situ concrete reinforcing bar; 12, muscle is indulged in core cast-in-situ concrete; 13, core cast-in-situ concrete stirrup; 2, the precast concrete tubing string; 21, the precast concrete tubing string is indulged muscle; 22, precast concrete pipe tie muscle; 23, end plate; 24, end plate is reserved connecting hole; 3, the pre-manufactured steel linkage section; 31, hollow steel tube; 32, reserve and wear the muscle hole; 33, the end connects steel plate; 34, reserve connecting hole; 35, the honeycomb interior lining panel; 36, reinforcing ring; 361, close rib steel plate; 362, cover plate; 4, reinforced concrete beam; 41, beam is indulged muscle; 5, cast-in-place pipe kernel stem concrete; 6, cast-in-place beam concrete.
The specific embodiment
For further understanding summary of the invention of the present invention, characteristics and effect, the following examples of giving an example now, and conjunction with figs. specifies as follows:
Embodiment 1
As depicted in figs. 1 and 2; Present embodiment has disclosed a kind of precast concrete tubing string reinforced concrete beam node structure; The concrete that comprises precast concrete tubing string 2, reinforced concrete beam 4, pre-manufactured steel linkage section 3 and cast in situs; The assembling of pre-manufactured steel linkage section 3 and precast concrete tubing string 2 mainly realizes through high-strength crab-bolt, and with reinforced concrete beam 4 be that the vertical muscle 43 of beam that passes through passes pre-manufactured steel linkage section 3, extend in the hollow steel tube 31 afterwards temporary fixed; The hollow steel tube 31 of pre-manufactured steel linkage section 3 and the cast-in-place pipe inner core of the hollow structure monobloc cast concrete 5 in the precast concrete tubing string 2, reinforced concrete beam 4 are built cast-in-place beam concrete 6 and are realized connecting.
Particularly; As shown in Figure 3; Core at precast concrete tubing string 2 and pre-manufactured steel linkage section 3 can be furnished with core concrete cage of reinforcement 1, core concrete reinforcing bar 11 as required, perhaps the integrated structure of core concrete cage of reinforcement 1 and core concrete steel 11.For example present embodiment is a vertical muscle 12 of colligation core cast-in-situ concrete and core cast-in-situ concrete stirrup 13 on core cast-in-situ concrete reinforcing bar 11.
Like Fig. 4 and shown in Figure 5, precast concrete tubing string 2 is pre-formed at precasting yard, is hollow structure, and the outside proterties of its cross section can be circle, also can be rectangle.Precast concrete tubing string 2 pars intramuralis are provided with the vertical muscle 21 of precast concrete tubing string that plain bars processes and the precast concrete pipe tie muscle 22 of spiral ring; The two ends of precast concrete tubing string 2 are provided with end plate 23, and vertical muscle 21 end anchorages of precast concrete tubing string are on end plate 23.Several end plates that are provided with of radial equipartition are reserved connecting hole 24 on the end plate 23, are used to connect pre-manufactured steel linkage section 3.
As shown in Figure 8, reinforced concrete beam 4 comprises that beam indulges muscle 41.
Like Fig. 6 and shown in Figure 7; Pre-manufactured steel linkage section 3 is produced in member factory rules and regulations modelling and is accomplished, and comprises hollow steel tube 31, and the shape of hollow steel tube 31 changes with the alteration of form of precast concrete tubing string 2; Hollow steel tube 31 set inside have honeycomb interior lining panel 35, play booster action.The two ends up and down of hollow steel tube 31 are respectively arranged with the end and connect steel plate 33; The end connects steel plate 33 and is provided with several reservation connecting holes 34 along hollow steel tube 31 radial equipartitions; Reservation connecting hole 34 is used for corresponding with the end plate reservation connecting hole 24 of precast concrete tubing string 2, and connects through high-strength crab-bolt.
The vertical muscle 41 of the beam of the corresponding reinforced concrete beam 4 of the tube wall of hollow steel tube 31 is provided with to reserve wears muscle hole 32, is positioned at the end and connects steel plate 36 inboards, be used for reinforced concrete beam 4 the vertical muscle 43 of beam from wherein passing.
The job practices of above-mentioned precast concrete tubing string reinforced concrete beam node structure comprises the steps:
As relate to core concrete cage of reinforcement 1, core concrete reinforcing bar 11, the perhaps integrated structure of core concrete cage of reinforcement 1 and core concrete steel 11, colligation in advance.
After 1 colligation of core concrete cage of reinforcement finishes, the precast concrete tubing string 2 under the mounting rail on the basis or below on the precast concrete tubing string 2 of a joint, reserve connecting hole 24 through the end plate on the end plate 23 and connect fixing.Simultaneously, precast concrete tubing string 2 is enclosed within outside the core concrete cage of reinforcement 1 with its hollow structure.
Then pre-manufactured steel linkage section 3 is lifted under the beam precast concrete tubing string 2 tops and install, the hollow steel tube 31 of pre-manufactured steel linkage section 3 is enclosed within on the core concrete cage of reinforcement 1.Adopt the end plate on precast concrete tubing string 2 tops under reservation connecting hole 34 that high-strength crab-bolt connects pre-manufactured steel linkage section 3 bottoms and the beam to reserve connecting hole 24, thereby it is fixing that the end of pre-manufactured steel linkage section 3 bottoms is connected the end plate 23 on precast concrete tubing string 2 tops under steel plate 33 and the beam.
Then lift reinforced concrete beam 4, be installed on the horizontal direction of pre-manufactured steel linkage section 3, muscle 35 is worn in the reservation that the vertical muscle 41 of the beam of reinforced concrete beam 4 passes on the pre-manufactured steel linkage section 3, enters into the core concrete zone of its hollow structure, and carries out temporary fixed.
Precast concrete tubing string 2 to pre-manufactured steel linkage section 3 tops on the lifting beam; And adopt the end plate of precast concrete tubing string 2 bottoms on reservation connecting hole 34 that high-strength crab-bolt connects pre-manufactured steel linkage section 3 tops and the beam to reserve connecting hole 24, thereby it is fixing that the end on pre-manufactured steel linkage section 3 tops is connected the end plate 23 of precast concrete tubing string 2 bottoms on steel plate 33 and the beam.
After installing, precast concrete tubing string 2 that once elongated casting beams is upper and lower and pre-manufactured steel linkage section 3 inner core stem concrete, and formwork is built the concrete of reinforced concrete beam 4.
Like Figure 11 and shown in Figure 12; Present embodiment has disclosed a kind of reinforced node structure of precast concrete tubing string reinforced concrete beam; With the main difference of node structure among the embodiment 1 be that upper and lower side at pre-manufactured steel linkage section 3 adds one group of reinforcing ring 36, become reinforced pre-manufactured steel linkage section 3.
Particularly, like Fig. 9 and shown in Figure 10, two ends of pre-manufactured steel linkage section 3 connect steel plate 33 outer ends and weld a plurality of close rib steel plates 361, and a plurality of close rib steel plates 361 are arranged in the whole circle of ring-type, are welded with cover plate 362 on the close rib steel plate 361.Cover plate 392 is provided with several reservation connecting holes 34 along hollow steel tube 31 radial equipartitions, and reservation connecting hole 34 is used for corresponding with the end plate reservation connecting hole 24 of precast concrete tubing string 2, and connects through high-strength crab-bolt.And this moment, the end among the embodiment 1 connected the not effect of reservation connecting hole 34 on the steel plate 33, can cancel, and other structures are constant.Reinforcing ring 36 had both served as the effect of bracket, can improve the rigidity at connected node place again, and the double action of strengthening connection and strengthening node self intensity is arranged.
The job practices of the reinforced node structure of precast concrete tubing string reinforced concrete beam; Also basic identical with the step among the embodiment 1; Its difference only is; When pre-manufactured steel linkage section 3 was connected with precast concrete tubing string 2, the reservation connecting hole 34 that adopts high-strength crab-bolt to connect on the reinforcing ring 36 of pre-manufactured steel linkage section 3 was reserved connecting hole 24 with the end plate of precast concrete tubing string 2, thereby the end plate 23 of precast concrete tubing string 2 under reinforcing ring 36 cover plates 362 of pre-manufactured steel linkage section 3 and the beam is fixing.Owing to have the effect of reinforcing ring 36, make node structure performance under the heavy load condition more firm.
Although combine accompanying drawing and preferred embodiment that the preferred embodiments of the present invention are described above; But the present invention is not limited to the above-mentioned specific embodiment, and the above-mentioned specific embodiment only is schematically, is not restrictive; Those of ordinary skill in the art is under enlightenment of the present invention; Not breaking away under the scope situation that aim of the present invention and claim protect, can also make the concrete conversion of a lot of forms, these all belong within protection scope of the present invention.
Claims (8)
1. a precast concrete tubing string reinforced concrete beam node structure comprises precast concrete tubing string and reinforced concrete beam, it is characterized in that, also comprises the pre-manufactured steel linkage section that connects precast concrete tubing string and reinforced concrete beam;
Said precast concrete pipe post jamb set inside has vertical muscle of precast concrete tubing string and precast concrete pipe tie muscle, and the two ends of said precast concrete tubing string are provided with end plate, and said end plate is provided with end plate and reserves connecting hole;
Said reinforced concrete beam is provided with the vertical muscle of beam;
Said pre-manufactured steel linkage section comprises and the identical hollow steel tube of said precast concrete tubing string shape of cross section; The two ends up and down of said hollow steel tube are respectively arranged with the end and connect steel plate, and the tube wall of said hollow steel tube is provided with the reservation of the vertical muscle of beam that is used to pass said reinforced concrete beam and wears the muscle hole.
2. a kind of precast concrete tubing string reinforced concrete beam node structure according to claim 1; It is characterized in that, be provided with the integrated structure of core concrete cage of reinforcement, core concrete reinforcing bar or core concrete cage of reinforcement and core concrete reinforcing bar in the hollow steel tube of the hollow structure of said precast concrete tubing string and said pre-manufactured steel linkage section.
3. a kind of precast concrete tubing string reinforced concrete beam node structure according to claim 1; It is characterized in that the said end of said pre-manufactured steel linkage section connects steel plate and is provided with along the first reservation connecting hole said hollow steel tube radial equipartition, that be used for reserving with the end plate of said precast concrete tubing string the corresponding connection of connecting hole.
4. a kind of precast concrete tubing string reinforced concrete beam node structure according to claim 1; It is characterized in that; Said pre-manufactured steel linkage section is provided with reinforcing ring; Said reinforcing ring comprises the close rib steel plate that is welded on said end connection steel plate outer end; A plurality of said close rib steel plates surround ring-type and are welded with cover plate above that jointly, and said cover plate is provided with along the first reservation connecting hole said hollow steel tube radial equipartition, that be used for reserving with the end plate of said precast concrete tubing string the corresponding connection of connecting hole.
5. a kind of precast concrete tubing string reinforced concrete beam node structure according to claim 1 is characterized in that the hollow steel tube set inside of said pre-manufactured steel linkage section has the honeycomb interior lining panel.
6. a kind of precast concrete tubing string reinforced concrete beam node structure according to claim 1 is characterized in that the cross-sectional profile of the hollow steel tube of said precast concrete tubing string and said pre-manufactured steel linkage section is circle or rectangle.
7. the job practices of precast concrete tubing string reinforced concrete beam node structure according to claim 1 is characterized in that, comprises the steps:
A. precast concrete tubing string under the mounting rail;
B. the pre-manufactured steel linkage section is lifted precast concrete tubing string top under the beam; And adopt high-strength crab-bolt to connect first and reserve connecting hole and reserve connecting hole, thereby the end plate on precast concrete tubing string top under the end connection steel plate of said pre-manufactured steel linkage section bottom or reinforcing ring and the beam is fixed with end plate;
C. at the concrete beam of mounting reinforcing steel bars in a lateral direction of pre-manufactured steel linkage section, the vertical muscle of said beam passes the core concrete zone that reservation on the said pre-manufactured steel linkage section is worn the muscle hole and entered into its hollow structure, carries out temporary fixed;
D. lift precast concrete tubing string to pre-manufactured steel linkage section top on the beam; And adopt high-strength crab-bolt to connect first and reserve connecting hole and reserve connecting hole, thereby the end plate of precast concrete tubing string bottom on the end connection steel plate on said pre-manufactured steel linkage section top or reinforcing ring and the beam is fixed with end plate;
E. precast concrete tubing string inner concrete that once elongated casting beams is upper and lower and pre-manufactured steel linkage section inner concrete, and reinforced concrete beam is carried out formwork build.
8. the job practices of a kind of precast concrete tubing string reinforced concrete beam node structure according to claim 7 is characterized in that, carries out the step of the said core concrete cage of reinforcement of colligation before in step (a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210159166.9A CN102677784B (en) | 2012-05-21 | 2012-05-21 | Prefabricated concrete pipe column and reinforced concrete beam node structure and construction method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210159166.9A CN102677784B (en) | 2012-05-21 | 2012-05-21 | Prefabricated concrete pipe column and reinforced concrete beam node structure and construction method thereof |
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| CN102677784A true CN102677784A (en) | 2012-09-19 |
| CN102677784B CN102677784B (en) | 2014-02-12 |
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| CN201210159166.9A Expired - Fee Related CN102677784B (en) | 2012-05-21 | 2012-05-21 | Prefabricated concrete pipe column and reinforced concrete beam node structure and construction method thereof |
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| CN102966183A (en) * | 2012-11-23 | 2013-03-13 | 重庆大学 | Steel hoop reinforced concrete beam column node |
| CN102995756A (en) * | 2012-12-12 | 2013-03-27 | 天津大学 | Concrete-filled rectangular steel tube column-box girder full-bolt connection node and construction method |
| CN103216094A (en) * | 2013-05-08 | 2013-07-24 | 内蒙古兴泰建筑有限责任公司 | Construction method for adjustable arc-shaped beam cylindrical node assembling clamp |
| CN104775516A (en) * | 2015-02-16 | 2015-07-15 | 清华大学 | Field connecting method among prefabricated reinforced concrete columns |
| CN105040829A (en) * | 2015-06-26 | 2015-11-11 | 南京长江都市建筑设计股份有限公司 | Prefabricated concrete main beam and secondary beam connecting structure and construction method thereof |
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| CN101672070A (en) * | 2009-10-30 | 2010-03-17 | 中国京冶工程技术有限公司 | Retard-bonded prestressed prefabricated integral frame joint system |
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| CN101672070A (en) * | 2009-10-30 | 2010-03-17 | 中国京冶工程技术有限公司 | Retard-bonded prestressed prefabricated integral frame joint system |
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| CN102966183A (en) * | 2012-11-23 | 2013-03-13 | 重庆大学 | Steel hoop reinforced concrete beam column node |
| CN102966183B (en) * | 2012-11-23 | 2014-11-12 | 重庆大学 | Steel hoop reinforced concrete beam column node |
| CN102995756A (en) * | 2012-12-12 | 2013-03-27 | 天津大学 | Concrete-filled rectangular steel tube column-box girder full-bolt connection node and construction method |
| CN103216094A (en) * | 2013-05-08 | 2013-07-24 | 内蒙古兴泰建筑有限责任公司 | Construction method for adjustable arc-shaped beam cylindrical node assembling clamp |
| CN103216094B (en) * | 2013-05-08 | 2016-08-24 | 内蒙古兴泰建筑有限责任公司 | A kind of adjustable arc-shaped beam cylindrical node assembling clamp construction method |
| CN104775516A (en) * | 2015-02-16 | 2015-07-15 | 清华大学 | Field connecting method among prefabricated reinforced concrete columns |
| CN104775516B (en) * | 2015-02-16 | 2017-01-25 | 清华大学 | Field connecting method among prefabricated reinforced concrete columns |
| CN105040829A (en) * | 2015-06-26 | 2015-11-11 | 南京长江都市建筑设计股份有限公司 | Prefabricated concrete main beam and secondary beam connecting structure and construction method thereof |
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| CN106703291A (en) * | 2016-11-30 | 2017-05-24 | 上海建工二建集团有限公司 | Joint pouring structure between prefabricated columns and construction method thereof |
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| CN107313507B (en) * | 2017-05-22 | 2023-01-17 | 广东省建筑工程集团有限公司 | Construction method for node structure of fabricated concrete frame overhead core column |
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| CN107574929B (en) * | 2017-09-08 | 2020-11-24 | 共享钢构有限责任公司 | Section steel concrete beam column framework node and node construction method |
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| CN111042439B (en) * | 2019-10-08 | 2024-07-19 | 广东省建筑科学研究院集团股份有限公司 | Prefabricated column of assembled concrete building structure and beam column node thereof |
| CN112112263A (en) * | 2020-07-24 | 2020-12-22 | 广东省建科建筑设计院有限公司 | Fabricated concrete beam-column joint using precast concrete tubular pile and construction method |
| CN112376705A (en) * | 2020-10-27 | 2021-02-19 | 广东省建科建筑设计院有限公司 | Beam column node with precast concrete pipe pile as upper column and construction method of beam column node |
| CN112922227A (en) * | 2021-01-27 | 2021-06-08 | 海南大学 | Assembly type concrete main beam and secondary beam joint and construction method thereof |
| CN114908870A (en) * | 2022-05-13 | 2022-08-16 | 西安建筑科技大学 | Novel assembled reinforced concrete beam column node |
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| CN102677784B (en) | 2014-02-12 |
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