CN108331158A - A kind of joint connection in site method of precast reinforced concrete beam column - Google Patents
A kind of joint connection in site method of precast reinforced concrete beam column Download PDFInfo
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- CN108331158A CN108331158A CN201810074578.XA CN201810074578A CN108331158A CN 108331158 A CN108331158 A CN 108331158A CN 201810074578 A CN201810074578 A CN 201810074578A CN 108331158 A CN108331158 A CN 108331158A
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- prefabricated
- precast
- prefabricated post
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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
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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
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- Structural Engineering (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses a kind of joint connection in site methods of precast reinforced concrete beam column, include the following steps：Step 1：Be prefabricated in the factory beam and column, and prefabricated post upper and lower side is in " convex " font, and the connecting pin of the beam on the beam-ends and prefabricated post of precast beam is in " convex " font or interlaced " gingival cyst of mucous gland in the newborn " type, and connection reinforcing bar is stretched out in beam-ends, styletable and connecting pin；Step 2：Hoisting prefabricated column and precast beam and that temporary support is arranged is in place；Step 3：Complete the connection of the vertical muscle and waist muscle at the connecting pin of precast beam and the beam in prefabricated post；Step 4：Precast beam is arranged to leave a blank the stirrup in area, is laid with the bottom plate of laminated floor slab；Step 5：Pour the concrete in the beam face and overlapping plate face of precast beam；Step 6：Lifting top prefabricated post is simultaneously in place；Step 7：Connect the longitudinal reinforcement between two prefabricated posts；Step 8：Setting prefabricated post is left a blank area's stirrup, and sets up area's template of leaving a blank；Step 9：It pours prefabricated post to leave a blank area's concrete, completes the connection of frame column.
Description
Technical field
The invention belongs to the design and construction technique field of building industrialization more particularly to a kind of precast reinforced concrete beams
The joint connection in site method of column.
Background technology
Building industrialization is the trend of current Building Trade in China development, is the weight for the green building for realizing " four sections, one environmental protection "
Want step.The important feature of building industrialization is exactly, and building element is prefabricated in the factory completion as possible, makes full use of the industry of factory
Change machinery and complete information system management, the component being prefabricated in the factory is because of the standardization of its construction, the systematization of management, component matter
Amount tends to be guaranteed, and can realize that the grade of errors of construction industry is marched toward " grade " by " Centimeter Level ".But due to fortune
The limitation of Movement Capabilities and hanging device, building structure as a whole must be split as structure one by one when being prefabricated in the factory
Part is transported to scene by automobile, in place by tower crane or lifting equipment.Can the connection of prefabricated components at the scene is structure give full play to
The key of its element bearing capacity.
The joint connection in site of precast frame at present splits, the difference at prefabricated position and connection type according to component, mainly there is two
Kind mode：(1) node is prefabricated, and frame column pours section connection after column medium position passes through, and Vierendeel girder is logical in the smaller position of stress
Later section connection is poured；(2) node is cast-in-place, and frame column and Vierendeel girder expansion section are prefabricated, and beam and column is connected into one by cast-in-place node
A entirety.Both modes have its respectively advantage and disadvantage, as shown in the table：
Invention content
For the advantage and disadvantage of both the above precast frame joint connection in site method, its advantage is made full use of, its weakness is avoided, carries
Go out a kind of joint connection in site method of precast reinforced concrete beam column.
The technical solution adopted in the present invention is as follows：A kind of joint connection in site method of precast reinforced concrete beam column, including
Following steps：
Step 1：Be prefabricated in the factory precast beam and prefabricated post, and the upper and lower side of prefabricated post is in " convex " font, the beam-ends of precast beam
In being " convex " font or interlaced " gingival cyst of mucous gland in the newborn " type, beam-ends, styletable and connecting pin are equal for connecting pin with the beam in prefabricated post
Stretch out connection reinforcing bar；
Step 2：Hoisting prefabricated column and precast beam are simultaneously arranged that temporary support is in place, and the beam-ends of precast beam stretches out steel to be connected
Muscle；
Step 3：Complete the connection of the vertical muscle and waist muscle at the connecting pin of precast beam and the beam in prefabricated post；
Step 4：Precast beam is arranged to leave a blank the stirrup in area, is laid with the bottom plate of laminated floor slab；
Step 5：Pour the concrete in the beam face and overlapping plate face of precast beam；
Step 6：When plate face concrete strength reach can bear construction loads when, lifting top prefabricated post simultaneously it is in place；
Step 7：Connect the longitudinal reinforcement between two prefabricated posts；
Step 8：Setting prefabricated post is left a blank area's stirrup, and sets up area's template of leaving a blank；
Step 9：It pours prefabricated post to leave a blank area's concrete, completes the connection of frame column.
Preferably, the link position of column and column is in the non-hoop reinforcement of frame column, the most complicated bean column node of stress
Core space is prefabricated in the factory with column.
Locate preferably, precast beam and the link position of prefabricated post are more than or equal to 300mm in beam-ends, preferably precast beam in advance
The connecting portion of column processed is arranged at beam-ends 300mm, though be located within the scope of the hoop reinforcement of precast beam herein, has avoided
The most complicated beam column node core area of stress and the maximum beam root of stress, according to the bending moment diagram of beam, in the hogging moment section of beam,
Moment of flexure decays especially fast, and longitudinal reinforcement is all made of equal strong ties when beam-to-column joint, therefore suitable into cross girders at beam-ends 300mm
Connection.Beam and column jointing does not avoid the hoop reinforcement of Vierendeel girder, the main reason is that consideration facilitates the transport of component,
Improve conevying efficiency.
Preferably, prefabricated post is connect with prefabricated post may be implemented two layers or three layers connection once, the company at the scene of reducing
Connect workload.
Preferably, the connection of prefabricated post and prefabricated post, takes the mode for pouring section after part is arranged to carry out, prefabricated post is indulged
Pour behind part section to reinforcing bar and the strong ties such as realize, the connection of column longitudinal reinforcement can be used mechanical connection, sleeve grouting connection or
Person welds, and it is not to pour after total cross-section that section is poured behind column part, in the operating space for ensureing bar connecting construction, only prefabricated core
Heart district range inner concrete, prefabricated styletable is at " convex " font, and " convex " font styletable is needed to sit in the pre-connection and be starched, as junction shearing resistance is held
It carries power to be unsatisfactory for requiring, can shearing resistance keyway be set in " convex " font end, because column and column junction are located at the smaller portion of column stress
Position, therefore the possibility very little of " convex " font end setting shearing resistance keyway.
Precast beam and the connecting structure of prefabricated post and column are similar with the connecting structure of column, and reinforcing bar pours section connection after.Liang He
Mechanical connection, sleeve grouting connection or welding can be used in strong ties such as the local areas Hou Jiao in the longitudinal reinforcement of column.Reinforcing bar etc.
Strong ties are the basic demands of this beam-to-column joint method.The connecting pin of prefabricated beam end and prefabricated post upper beam can be " convex " font,
" gingival cyst of mucous gland in the newborn " type of being alternatively.
Preferably, prefabricated post can apply in advance reinforcing bar when being connect with the longitudinal reinforcement of prefabricated post, precast beam and prefabricated post
Stress forms fastening pressure state between prefabricated components, improves the reliability and anti-seismic performance of beam-to-column joint.
Preferably, to ensure the adhesion strength of New-old concrete, in " convex " font and interlaced " gingival cyst of mucous gland in the newborn " type portion
Divide and concrete rough surface need to be arranged in New-old concrete interface, rough surface bumps depth is no less than 6mm.It leaves a blank area
Stirrup spacing is not preferably greater than 100mm.
The link position of column and column is generally located in the non-hoop reinforcement of frame column at pillar height 1/3, can avoid frame
The hoop reinforcement of trestle, while being also column stress smaller part herein, meet《Prefabricated concrete structure technical regulation》In want
The position smaller in structure stress is preferably arranged in the connecting portion for the prefabricated components asked.Frame column link position is exactly in constructor
Member chest position, is convenient for constructing operation.
Beneficial effects of the present invention are as follows：
(1) stress is most complicated, and the maximum beam column node core area of difficulty of construction is prefabricated in the factory, and improves assembled integral
The safety reliability of concrete structure；
(2) all longitudinal reinforcement connections all carry out in the areas concrete Hou Jiao, be conducive to bar connecting quality inspection and
Detection；
(3) join domain of beam and column avoids the maximum position of stress, the join domain of beam away from styletable only 300mm,
The transport of prefabricated components is not interfered with；
(4) two layers or three layers connection may be implemented once in column connection, reduces joint connection in site workload；
(5) jointing has local precast concrete to be connected directly, and can reduce temporary support usage amount, and improve bonding pad
Shear-carrying capacity.
(6) as beam-column connection is applied with partial prestressing, temporary support dosage can be reduced, moreover it is possible to improve connection section
The anti-seismic performance of point.
Description of the drawings
Fig. 1 is " convex " font prefabricated post structural schematic diagram；
Fig. 2 is " convex " font prefabricated post and precast beam support rear structural schematic diagram in place；
Fig. 3 is that " convex " font prefabricated post and precast beam indulge muscle and waist muscle connection diagram；
Fig. 4 is that beam is left a blank the stirrup schematic diagram in area；
Fig. 5 is the schematic diagram after casting beams face and plate face concrete；
Fig. 6 is to lift top prefabricated post and with regard to bitmap；
Fig. 7 is the schematic diagram after the studding longitudinal reinforcement connection of two prefabricated posts；
Fig. 8 is that column is left a blank area's stirrup schematic diagram；
Fig. 9 is to pour column to leave a blank the schematic diagram after area's concrete；
Figure 10 is " gingival cyst of mucous gland in the newborn " type prefabricated post structural schematic diagram；
Figure 11 is " gingival cyst of mucous gland in the newborn " type prefabricated post and precast beam support rear structural schematic diagram in place；
Figure 12 is " convex " font precast beam and prefabricated post junction elevational schematic view；
Figure 13 is " gingival cyst of mucous gland in the newborn " type precast beam and prefabricated post junction elevational schematic view；
Figure 14 is " gingival cyst of mucous gland in the newborn " the type precast beam and prefabricated post junction elevational schematic view after improvement.
Specific implementation method
In order to keep technical scheme of the present invention and advantage clearer, with reference to specific application to invention embodiment
It is further elaborated.
Embodiment 1：For corner post connecting node
As shown in Figure 1, be transported to scene and it is in place after, column cap and beam-ends stretch out and connect reinforcing bar, column cap and beam-ends concrete
It is " convex " font.
Hoisting prefabricated beam and to be arranged temporary support in place, prefabricated beam-ends concrete is also " convex " font, and prefabricated beam-ends stretches out
Reinforcing bar to be connected, following Fig. 2.
The connection that precast beam indulges muscle and waist muscle is completed, the connection of precast beam longitudinal reinforcement and waist muscle can be used sleeve grouting and connect
It connects, straight screw sleeve connection and other kinds equal strong ties mode, following Fig. 3 can also be used.
Beam is arranged to leave a blank the stirrup in area, is laid with the bottom plate of laminated floor slab, following Fig. 4.
The concrete in casting beams face and plate face, following Fig. 5.
When plate face concrete strength reach can bear construction loads when, Liftable top prefabricated post is simultaneously in place, such as figure below
6。
Sleeve grouting connection can be used in the connection of connecting pole longitudinal reinforcement, column longitudinal reinforcement, and straight screw sleeve can also be used
Connection and other kinds equal strong ties mode, following Fig. 7.
Setting column is left a blank area's stirrup, and sets up area's template of leaving a blank, following Fig. 8.
It pours column to leave a blank area's concrete, completes the connection of frame column, following Fig. 9.
Embodiment 2：For middle column connected node
As shown in figs. 10-11, connection type and step and the corner post in embodiment 1 are completely the same, the difference is that in advance
The connecting pin of short beam can be " gingival cyst of mucous gland in the newborn " type on beam beam-ends processed and prefabricated post, and " gingival cyst of mucous gland in the newborn " type connects the use that can reduce temporary support
Amount is directly placed at after precast beam lifting on the connecting pin of " gingival cyst of mucous gland in the newborn " type, it is possible to reduce precast beam temporary support as shown in figure 11
Dosage, the arrangement of reinforcement of " gingival cyst of mucous gland in the newborn " type connecting pin need to be determined by calculation.The steel in precast beam is not illustrated to express clearly, in Figure 11
Muscle.
The connecting pin of prefabricated beam end and prefabricated post upper beam can be " convex " font, or " gingival cyst of mucous gland in the newborn " type.When for " convex " word
When type, precast beam and prefabricated post junction need to carry out shear-carrying capacity checking computations, checking computations section be shearing resistance section 1 shown in Figure 12~
4, shearing resistance section 1 is Shear force within the beam end and the maximum position of moment of flexure, but for this connection method, this section is full precast beam, is mixed
Solidifying soil property amount is easier to control compared with cast-in-place concrete, and shear calculation presses existing Code-checking herein；At shearing resistance section 2 and 4,
Shear-carrying capacity is provided by two parts, prefabricated " convex " font concrete and New-old concrete shear surface, prefabricated " convex " font coagulation
Soil serves as the effect of shear key, can provide considerable shear-carrying capacity, herein can also be by precast concrete face
Shearing resistance keyway is set to further increase shear-carrying capacity；It is the weak part of this connection method at shearing resistance section 3, emphasis is needed to test
It calculates, even if the shearing resistance section 3 that this connection is the weakest, also way more usual than existing assembled monolithic concrete structure " saves
Point is cast-in-place " shear-carrying capacity that bigger is provided because the amount of cast-in-place concrete is more at shearing resistance section 3, and shearing resistance section 3 away from
With a certain distance from beam-ends, the stress of beam is also a little bit smaller herein.Shear-carrying capacity as cool at shearing resistance section 3 is unsatisfactory for requiring, can
In " convex " font end, shearing resistance keyway is set.
When the connecting pin of prefabricated beam end and prefabricated post upper beam is " gingival cyst of mucous gland in the newborn " type, " gingival cyst of mucous gland in the newborn " type construction can provide the anti-of bigger
Bearing capacity is cut, is illustrated in fig. 13 shown below, the section of least favorable shearing resistance at this time should be the shearing resistance section 2 in figure, and phase is connect with " convex " font
Than the precast concrete section that " gingival cyst of mucous gland in the newborn " type construction serves as precast concrete shear key is a half, at this time in precast concrete
The possibility bigger of shearing resistance keyway is set on face.But after the precast beam of " gingival cyst of mucous gland in the newborn " type construction is transported to scene, using " gingival cyst of mucous gland in the newborn " type
Beam-ends completes beam in place and fixed, when the span of beam is little, bear construction loads it is not heavy when, calculated at " gingival cyst of mucous gland in the newborn " by designing
Configuration bending resistance and shear reinforcement in type beam-ends, it is possible to reduce the temporary support amount of setting up of beam.
Bending resistance for raising " gingival cyst of mucous gland in the newborn " type construction and shear-carrying capacity, can improve it, as shown in figure 14, after improvement
Shear-carrying capacity improves, but the construction at " gingival cyst of mucous gland in the newborn " end is trapezoidal, increases the difficulty of prefabrication.Which kind of side specifically taken
Formula each depends on the size of the practical bearing load of beam-to-column joint.
Above only describes the basic principles and preferred embodiment of the present invention, and those skilled in the art can be according to foregoing description
Many changes and improvements are made, these changes and improvements should belong to the scope of protection of the present invention.
Claims (10)
1. a kind of joint connection in site method of precast reinforced concrete beam column, which is characterized in that include the following steps：
Step 1：Precast beam and prefabricated post are made in factory, and the upper and lower side of prefabricated post is in " convex " font, the beam-ends of precast beam and pre-
In being " convex " font or interlaced " gingival cyst of mucous gland in the newborn " type, beam-ends, styletable and connecting pin are stretched out for the connecting pin of beam on column processed
Connect reinforcing bar；
Step 2：Hoisting prefabricated column and precast beam are simultaneously arranged that temporary support is in place, and the beam-ends of precast beam stretches out reinforcing bar to be connected；
Step 3：Complete the connection of the vertical muscle and waist muscle at the connecting pin of precast beam and the beam in prefabricated post；
Step 4：Precast beam is arranged to leave a blank the stirrup in area, is laid with the bottom plate of laminated floor slab；
Step 5：Pour the concrete in the beam face and overlapping plate face of precast beam；
Step 6：When plate face concrete strength reach can bear construction loads when, lifting top prefabricated post simultaneously it is in place；
Step 7：Connect the longitudinal reinforcement between two prefabricated posts；
Step 8：Setting prefabricated post is left a blank area's stirrup, and sets up area's template of leaving a blank；
Step 9：It pours prefabricated post to leave a blank area's concrete, completes the connection of frame column.
2. a kind of joint connection in site method of precast reinforced concrete beam column according to claim 1, which is characterized in that column with
For the link position of column in the non-hoop reinforcement of frame column, the most complicated beam column node core area of stress is pre- in factory with column
System.
3. a kind of joint connection in site method of precast reinforced concrete beam column according to claim 1, which is characterized in that prefabricated
Beam and the link position of prefabricated post are more than or equal in beam-ends at 300mm.
4. a kind of joint connection in site method of precast reinforced concrete beam column according to claim 1, which is characterized in that prefabricated
Column is connect with prefabricated post may be implemented two layers or the connection of three floors is primary, the connection workload at the scene of reducing.
5. a kind of joint connection in site method of precast reinforced concrete beam column according to claim 1, which is characterized in that prefabricated
Column connects or uses straight screw sleeve using sleeve grouting with the longitudinal reinforcement of prefabricated post, precast beam and prefabricated post and connect.
6. a kind of joint connection in site method of precast reinforced concrete beam column according to claim 1, which is characterized in that prefabricated
Column can apply prestressing force when being connect with the longitudinal reinforcement of prefabricated post, precast beam and prefabricated post to reinforcing bar, be formed between prefabricated components
Fastening pressure state improves the reliability and anti-seismic performance of beam-to-column joint.
7. a kind of joint connection in site method of precast reinforced concrete beam column according to claim 1, which is characterized in that prefabricated
" convex " the font position of column styletable needs to sit in the pre-connection and starch, can be in " convex " font if junction shear-carrying capacity is unsatisfactory for requiring
Shearing resistance keyway is arranged in end.
8. a kind of joint connection in site method of precast reinforced concrete beam column according to claim 1, which is characterized in that prefabricated
When beam beam-ends is constructed using " convex " font, if junction shear-carrying capacity is unsatisfactory for requiring, it can be arranged in " convex " font end anti-
Cut keyway.
9. a kind of joint connection in site method of precast reinforced concrete beam column according to claim 1, which is characterized in that " horse
Concrete rough surface need to be arranged in tooth " part New-old concrete interface, and rough surface bumps depth is no less than 6mm.
10. a kind of joint connection in site method of precast reinforced concrete beam column according to claim 1, which is characterized in that stay
The stirrup spacing of dead zone is not preferably greater than 100mm.
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| CN201810074578.XA CN108331158B (en) | 2018-01-25 | 2018-01-25 | On-site connection method of prefabricated reinforced concrete beam column |
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| CN201810074578.XA CN108331158B (en) | 2018-01-25 | 2018-01-25 | On-site connection method of prefabricated reinforced concrete beam column |
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| CN108331158B CN108331158B (en) | 2020-05-08 |
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Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109403458A (en) * | 2018-12-18 | 2019-03-01 | 有利华建材(惠州)有限公司 | Novel pre-fabricated one |
| CN109505360A (en) * | 2019-01-03 | 2019-03-22 | 中国建筑第五工程局有限公司 | PC component node connection structure and its building method |
| CN110107023A (en) * | 2019-05-10 | 2019-08-09 | 中国十七冶集团有限公司 | A kind of rigid connection prefabricated frame for assembled architecture is set a roof beam in place |
| CN110107024A (en) * | 2019-05-10 | 2019-08-09 | 中国十七冶集团有限公司 | A kind of rigid connection prefabricated frame trestle for assembled architecture |
| CN110145070A (en) * | 2019-05-13 | 2019-08-20 | 悉地国际设计顾问（深圳）有限公司 | A kind of prefabricated column assembly and its construction method |
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| CN109403458A (en) * | 2018-12-18 | 2019-03-01 | 有利华建材(惠州)有限公司 | Novel pre-fabricated one |
| CN109505360A (en) * | 2019-01-03 | 2019-03-22 | 中国建筑第五工程局有限公司 | PC component node connection structure and its building method |
| CN110107023B (en) * | 2019-05-10 | 2022-02-11 | 中国十七冶集团有限公司 | Rigid connection prefabricated frame beam for assembly type building |
| CN110107023A (en) * | 2019-05-10 | 2019-08-09 | 中国十七冶集团有限公司 | A kind of rigid connection prefabricated frame for assembled architecture is set a roof beam in place |
| CN110107024A (en) * | 2019-05-10 | 2019-08-09 | 中国十七冶集团有限公司 | A kind of rigid connection prefabricated frame trestle for assembled architecture |
| CN110145070A (en) * | 2019-05-13 | 2019-08-20 | 悉地国际设计顾问（深圳）有限公司 | A kind of prefabricated column assembly and its construction method |
| CN110644618A (en) * | 2019-08-15 | 2020-01-03 | 中建科技有限公司 | Post-tensioned pre-stressed assembled concrete superposed beam reinforcing steel bar structure and design method thereof |
| CN111395519A (en) * | 2020-03-31 | 2020-07-10 | 同济大学建筑设计研究院(集团)有限公司 | Construction method of assembled beam column |
| CN111561162A (en) * | 2020-06-04 | 2020-08-21 | 信息产业电子第十一设计研究院科技工程股份有限公司 | Frame system installation process based on fabricated building |
| CN111945875B (en) * | 2020-09-01 | 2022-03-08 | 惠州市德信建设工程有限公司 | A assembled building frame for in construction |
| CN111945875A (en) * | 2020-09-01 | 2020-11-17 | 惠州市德信建设工程有限公司 | A assembled building frame for in construction |
| CN112031158B (en) * | 2020-09-03 | 2021-09-21 | 黄淮学院 | Precast concrete building structure with shock-absorbing characteristic |
| CN112031158A (en) * | 2020-09-03 | 2020-12-04 | 黄淮学院 | Precast concrete building structure with shock-absorbing characteristic |
| CN114607041A (en) * | 2020-12-03 | 2022-06-10 | 润弘精密工程事业股份有限公司 | Construction method of building structure |
| CN113216411A (en) * | 2021-04-20 | 2021-08-06 | 王萍 | Prefabricated column contact mounting and connecting method for prefabricated building |
| CN113502913A (en) * | 2021-06-25 | 2021-10-15 | 中国五冶集团有限公司 | Beam column node |
| CN113737945A (en) * | 2021-09-17 | 2021-12-03 | 上海大学 | Prefabricated assembled column connection node with hoop steel sleeve plate |
| CN114753634A (en) * | 2022-03-24 | 2022-07-15 | 中国二十冶集团有限公司 | Semi-fabricated construction method for concrete structure |
| CN115434417A (en) * | 2022-08-03 | 2022-12-06 | 中建八局第二建设有限公司 | Fabricated concrete frame structure and construction method thereof |
| CN115198882A (en) * | 2022-08-25 | 2022-10-18 | 金耀 | Assembly type frame structure and construction method thereof |
| CN115198882B (en) * | 2022-08-25 | 2024-03-29 | 金耀 | Assembled frame structure and construction method thereof |
| CN115680116A (en) * | 2022-11-10 | 2023-02-03 | 海南大学 | Assembled frame beam column connecting node and construction method thereof |
| CN115680116B (en) * | 2022-11-10 | 2023-08-04 | 海南大学 | Assembled frame beam column connection node and construction method thereof |
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