CN109797848A - Bean column node and its construction method with additional muscle - Google Patents
Bean column node and its construction method with additional muscle Download PDFInfo
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- CN109797848A CN109797848A CN201811276714.XA CN201811276714A CN109797848A CN 109797848 A CN109797848 A CN 109797848A CN 201811276714 A CN201811276714 A CN 201811276714A CN 109797848 A CN109797848 A CN 109797848A
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Abstract
The invention discloses bean column nodes and its construction method with additional muscle, bean column node is interior joint, including column, composite beam, laminated floor slab, bending resistance energy consumption reinforcing bar, adhesive layer, X to additional muscle and Y-direction additional muscle, composite beam includes precast beam and beam last layer, and bending resistance consumes energy steel-bar arrangement at the top of beam last layer；Laminated floor slab includes bottom prefabricated board and top plate last layer；The section of the column is rectangular；Seam crossing between composite beam and column is provided with adhesive layer；X is separately positioned on the opposite side of column to additional muscle and Y-direction additional muscle and X to additional muscle and Y-direction additional muscle is arranged at top plate last layer bottom.Structure is simple, design science, and difficulty of construction is low.By the way that additional bar is arranged in top plate last layer, in the case where structural load is more than design value, as second defence line, reinforcing and reinforcement is carried out to structure, can also be used as a kind of construction measure for improving structure shear resistance.
Description
Technical field
The present invention relates to precast construction fields, especially bean column node and its construction method with additional muscle.
Background technique
Precast prestressed frame beam column crimps node, utilizes the prestress steel hinge through prefabricated post and precast concrete beam
Prefabricated post and precast concrete beam are crimped together by line, are full prefabrication and assembly construction node.Bending resistance energy consumption steel is laid in beam last layer
Muscle and shear reinforcement, the way solve cast-in-place node area reinforcing bar complexity, and evacuation is difficult, situ wet operation heavy workload, construction
The shortcomings that low efficiency, plays the advantage of presstressed reinforcing steel, simplifies the on-site consolidation of bean column node.
But there are still following problems in actual use for this precast prestressed concrete frame joint: first, in advance
The shear-carrying capacity of prestressed frame beam column crimping node processed generally relies on crimping frictional force and the pin key effect for the reinforcing bar that consumes energy is held
Load, when structural load is more than design value or construction quality problem occurs, there are security risks for structure；Second, beam column crimping section
Reinforcing bar of the point area for Transfer of Shear is only arranged within the scope of pillar, little for improving structural integrity contribution.
Summary of the invention
The object of the present invention is to provide bean column node and its construction method with additional muscle, to solve surprisingly to lose when prestressing force
When effect, the problem of structure is easily collapsed, when structural load is excessive, reinforcing is provided for structure, while improving structure shear resistance.
To achieve the above object, the present invention adopts the following technical scheme:
One aspect of the present invention provides the bean column node with additional muscle, and the bean column node is interior joint, including column, composite beam, folded
Close floor, bending resistance energy consumption reinforcing bar 6, adhesive layer 8, X to additional muscle 71 and Y-direction additional muscle 72, the composite beam include precast beam and
Beam last layer 22, bending resistance energy consumption reinforcing bar 6 setting is at 22 top of beam last layer；
The laminated floor slab includes bottom prefabricated board 31 and top plate last layer 32；
The section of the column is rectangular；
Seam crossing between composite beam and column is provided with adhesive layer 8；
The X is separately positioned on the opposite side of column to additional muscle 71 and Y-direction additional muscle 72 and the X is to additional muscle 71 and Y-direction
Additional muscle 72 is arranged at 32 bottom of top plate last layer.
Another aspect of the present invention provides the bean column node with additional muscle, and the bean column node is mid-side node, including column, overlapping
To additional muscle 71 and Y-direction additional muscle 72, the composite beam includes prefabricated by beam, laminated floor slab, bending resistance energy consumption reinforcing bar 6, adhesive layer 8, X
Beam and beam last layer 22, bending resistance energy consumption reinforcing bar 6 setting is at 22 top of beam last layer；
The laminated floor slab includes bottom prefabricated board 31 and top plate last layer 32；
The section of the column is rectangular；
Seam crossing between composite beam and column is provided with adhesive layer 8；
It the Y-direction additional muscle 72 at least four and is symmetricly set on one group of opposite side of column, the end of Y-direction additional muscle 72 is arrived
The length on structure outer side edges edge is 25mm-30mm；
The X is to additional muscle 71 at least two and is arranged in a line of the column far from structure outer side edges edge；
The X is arranged at 32 bottom of top plate last layer to additional muscle 71 and Y-direction additional muscle 72.
Further, precast beam is precast concrete beam 21 or steel structure girder 23；Column is precast concrete column 1 or steel knot
Structure column 13.
Further, the girder pre-stressed duct 52 of perforation beam body is provided with along the length direction of 21 beam body of precast concrete beam.
Further, along the cylinder of precast concrete column 1, with opened up in the altitude range of 21 junction of precast concrete beam
There is the column prestressed pore passage 51 of perforation cylinder.
Further, column prestressed pore passage 51 intersects that be staggeredly arranged be two layers of spatial vertical in the short transverse of cylinder.
Further, the X is at least 15 times to 71 diameter of additional muscle of X to additional muscle 71 to the length that column two sides extend；
The Y-direction additional muscle 72 is at least 15 times of 72 diameter of Y-direction additional muscle to the length that column two sides extend.
Further, to additional muscle 71 and Y-direction additional muscle 72, the back gauge away from column is 50mm-200mm to the X.(this value refers to
It is the distance away from column when nearest reinforcing bar is to column.X need to be considered to the distance between additional muscle and Y-direction additional muscle.)
Further, temporary support 4 is additionally provided at the connecting node of precast beam and column.
Further, the joint gap between composite beam and column is 10mm-30mm.
Further, adhesive layer 8 can use high-intensity fiber grouting material.
The present invention also provides the construction methods of the above-mentioned bean column node with additional muscle, and specific step is as follows for construction method:
Step 1: making column, precast beam and bottom prefabricated board 31 in factory；
Step 2: installing temporary support 4 on column according to design scheme；In hoisting process, by the diagonal brace tune for supporting prefabricated post
The verticality of whole prefabricated post；
Step 3: hoisting prefabricated beam, is fixed in 4 top of temporary support；
Step 4: lifting bottom prefabricated board 31, it is fixed with precast beam；
Step 5: being laid with X to additional muscle 71 and Y-direction additional muscle 72 in 32 bottom of top plate last layer；
Step 6: being laid with bending resistance energy consumption reinforcing bar 6 at the top of beam last layer 22；
Step 7: the beam last layer 22 of composite beam and the live formed by integrally casting of top plate last layer 32 of laminated floor slab form, it is to be poured
It builds after concrete structure reaches desired strength and is conserved.
Further, when column is precast concrete column 1, precast beam is precast concrete beam 21, construction method further include
Preset column prestressed pore passage 51, the preset girder pre-stressed duct 52 in precast concrete beam 21 in precast concrete column 1；
Post-tensioned prestressed reinforcement beam 5 is laid in column prestressed pore passage 51 and girder pre-stressed duct 52 respectively；
High-strength cementation of fissures binding material is filled in beam column seam between precast concrete beam 21 and precast concrete column 1；
Material to be bonded reaches after desired strength forms adhesive layer 8, pre-stressing tendon 5 and is fixed after tensioning.
The beneficial effects of the present invention are embodied in:
1, the bean column node and its construction method provided by the invention with additional muscle, structure is simple, design science, difficulty of construction
It is low.It is anti-as second in the case where structural load is more than design value by the way that additional bar is arranged in top plate last layer
Line carries out reinforcing and reinforcement to structure, can also be used as a kind of construction measure for improving structure shear resistance.
2, the bean column node and its construction method provided by the invention with additional muscle, the additional bar in the area Ban Houjiao makes to fold
It closes beam internal shear force and obtains transmitting in adjacent composite beam in the past or superimposed sheet, surprisingly fail in prestressing force or some composite beam shearing resistance is failed
Extreme case under, continuous collapse does not occur for structure, enhances the globality of precast prestressed concrete frame joint.
3, the bean column node and its construction method provided by the invention with additional muscle constructs letter from the perspective of installation
Single, easy for installation, setting is flexible and changeable, more importantly construction quality is reliable and stable.It can prevent structure from generating successive broken
It is bad, reinforcement is carried out to node shearing resistance weak area, improves the shearing resistance safety stock of node.
4, the scope of application is big, and column can be precast concrete column or steel structure column, beam can for precast concrete beam or
Person's steel structure girder.
Other features and advantages of the present invention will be illustrated in the following description, and partly becomes from specification
It is clear that understand through the implementation of the invention.The main object of the present invention and further advantage can be by specifications, power
Specifically noted scheme is achieved and obtained in sharp claim.
Detailed description of the invention
The present invention will be further described in detail with reference to the accompanying drawing.
Fig. 1 is the plan view of the embodiment of the present invention 1.
Fig. 2 is the plan view of the embodiment of the present invention 3.
Fig. 3 is the plan view of the embodiment of the present invention 2.
Fig. 4 is the plan view of the embodiment of the present invention 4.
Fig. 5 is the plan view of the embodiment of the present invention 5.
Fig. 6 is the 1-1 sectional view of beam column interior joint of the present invention.
Fig. 7 is the 2-2 sectional view of beam column interior joint of the present invention.
Fig. 8 is the A-A sectional view of beam column interior joint of the present invention
Fig. 9 is the 3-3 sectional view of the embodiment of the present invention 3.
Figure 10 is 4-4 sectional view of the present invention.
Figure 11 is B-B sectional view of the present invention.
Figure 12 is the 5-5 sectional view of the embodiment of the present invention 2.
Figure 13 is C-C sectional view of the present invention.
Figure 14 is the plan view of the embodiment of the present invention 6.
Figure 15 is the 6-6 sectional view of the embodiment of the present invention 6.
Figure 16 is the 7-7 sectional view of the embodiment of the present invention 6.
Figure 17 is the D-D sectional view of the embodiment of the present invention 6.
Appended drawing reference: 1- precast concrete column, 11- steel bar connector, anchor bar in 12- column, 13- steel structure column,
21- precast concrete beam, 22- beam last layer, 23- steel structure girder,
The bottom 31- prefabricated board, 32- top plate last layer, 33- steel bar truss floor support plate,
4- temporary support,
5- pre-stressing tendon, 51- column prestressed pore passage, the girder pre-stressed duct 52-,
6- bending resistance energy consumption reinforcing bar,
71-X to additional muscle, 72-Y to additional muscle,
8- adhesive layer.
Specific embodiment
Carry out the technical solution that the present invention will be described in detail by the following examples, embodiment below is only exemplary,
It is only capable of for explanation and illustration technical solution of the present invention, and the limitation to technical solution of the present invention cannot be construed to.
Embodiment 1, the bean column node with additional muscle, the bean column node are interior joint.
As shown in Fig. 1, Fig. 6, Fig. 7, Fig. 8, including precast concrete column 1, composite beam, laminated floor slab, bending resistance energy consumption reinforcing bar
6, adhesive layer 8, X be to additional muscle 71 and Y-direction additional muscle 72, and the composite beam includes precast concrete beam 21 and beam last layer 22,
Bending resistance energy consumption reinforcing bar 6 setting is at 22 top of beam last layer；After the laminated floor slab includes bottom prefabricated board 31 and top plate
Pour layer 32；31 upper surface of top and bottom prefabricated board of the precast concrete column 1 is concordant, and the section of precast concrete column 1 is
It is rectangular.Joint gap between composite beam and precast concrete column 1 is 10mm-30mm；Between composite beam and precast concrete column 1
Seam crossing be provided with adhesive layer 8.
The X is separately positioned on the opposite side of precast concrete column 1 to additional muscle 71 and Y-direction additional muscle 72 and the X
32 bottom of top plate last layer is arranged to additional muscle 71 and Y-direction additional muscle 72.The X extends to additional muscle 71 to column two sides
Length be at least 15 times to 71 diameter of additional muscle of X；The Y-direction additional muscle 72 is at least Y-direction to the length that column two sides extend
15 times of 72 diameter of additional muscle.To additional muscle 71 and Y-direction additional muscle 72, the back gauge away from column is this value of 50mm-200mm(to the X
Refer to the distance away from column when nearest reinforcing bar is to column.X need to be considered to the distance between additional muscle and Y-direction additional muscle).X
To the quantity of additional muscle 71 or Y-direction additional muscle 72 at least four, i.e., at least provided with two in a line of precast concrete column 1
Additional muscle.
Further, the girder pre-stressed duct 52 of perforation beam body is provided with along the length direction of 21 beam body of precast concrete beam,
The column of perforation cylinder is offered along the cylinder of precast concrete column 1 and in the altitude range of 21 junction of precast concrete beam
Prestressed pore passage 51.Column prestressed pore passage 51 intersects that be staggeredly arranged be two layers of spatial vertical in the short transverse of cylinder.Column
Pre-stressing tendon 5 is provided in prestressed pore passage 51 and girder pre-stressed duct 52.The company of precast beam and precast concrete column 1
It connects and is additionally provided with temporary support 4 at node.The temporary support 4 can be used to place precast concrete beam 21, precast concrete column 1
High-intensity fiber grouting material is filled in seam between precast concrete beam 21, material to be bonded reaches desired strength and forms bonding
After layer 8, tension prestress tendon 5, and be fixed, bottom prefabricated board 31 is taken on precast beam.
The concrete construction method of the above-mentioned bean column node with additional muscle are as follows:
Step 1: making precast concrete column 1, precast concrete beam 21, bottom prefabricated board 31 in factory；
Step 2: installing temporary support 4 in precast concrete column 1 according to design scheme；It is pre- by supporting in hoisting process
The verticality of the diagonal brace adjustment precast concrete column 1 of concrete column 1 processed；
Step 3: hoisting prefabricated beam, is fixed in 4 top of temporary support；
Step 4: lifting bottom prefabricated board 31, fixed with precast concrete beam 21 by it；
Step 5: preset beam is pre- in preset column prestressed pore passage 51 and precast concrete beam 21 in precast concrete column 1
Stress duct 52；Post-tensioned prestressed reinforcement beam 5 is laid in column prestressed pore passage 51 and girder pre-stressed duct 52 respectively；
Step 6: filling high-strength cementation of fissures bonding material in beam column seam between precast concrete composite beam and precast concrete column 1
Material；
Step 7: after the binding material in beam column seam reaches desired strength, tensioning post-tensioned prestressed reinforcement beam 5, and carry out
It is fixed；
Step 8: being laid with X to additional muscle 71 and Y-direction additional muscle 72 in 1 surrounding of precast concrete column, X is attached to additional muscle 71 and Y-direction
Reinforcement 72 constitutes well word, and well word additional muscle is placed in the bottom of top plate last layer 32；X is to additional muscle 71 and Y-direction additional muscle 72
Quantity is equal, unilateral to be at least arranged two.
Step 9: being laid with bending resistance energy consumption reinforcing bar 6, bending resistance at the top of precast concrete composite beam beam last layer 22 to be poured
One end of energy consumption reinforcing bar 6 is connect with steel bar connector 11 pre-buried in precast concrete column 1 with anchor bar 12 in column；
Step 10: the live formed by integrally casting of the top plate last layer 32 of the beam last layer 22 of precast concrete composite beam and laminated floor slab
It forms, is conserved after pouring concrete structure and reaching desired strength.
Embodiment 2, the bean column node with additional muscle, with embodiment 1, the difference is that: the bean column node is margin knot
Point.
As shown in Fig. 3, Figure 12, including precast concrete column 1, composite beam, laminated floor slab, bending resistance energy consumption reinforcing bar 6, adhesive layer
8, for X to additional muscle 71 and Y-direction additional muscle 72, the composite beam includes precast concrete beam 21 and beam last layer 22, the bending resistance
The setting of reinforcing bar 6 consume energy at 22 top of beam last layer；The laminated floor slab includes bottom prefabricated board 31 and top plate last layer 32；Institute
31 upper surface of top and bottom prefabricated board for stating precast concrete column 1 is concordant, and the section of precast concrete column 1 is rectangular；Overlapping
Seam crossing between beam and precast concrete column 1 is provided with adhesive layer 8；The Y-direction additional muscle 72 at least four and symmetrical
It is arranged on one group of opposite side of precast concrete column 1, the length on end to the structure outer side edges edge of Y-direction additional muscle 72 is 25mm-
35mm.The X is to additional muscle 71 at least two and a line of the precast concrete column 1 far from structure outer side edges edge is arranged in
On；The X is arranged at 32 bottom of top plate last layer to additional muscle 71 and Y-direction additional muscle 72.
X to additional muscle 71 to development length at left and right sides of pillar be not less than 15 times diameter itselfs；Y-direction additional muscle 72 is to remote
It is not less than 15 times diameter itselfs from structure outer side edges along side, from the length of column side extension.
Embodiment 3, the bean column node with additional muscle, with embodiment 1, the difference is that: the bean column node is margin knot
Point.
As shown in Fig. 2, Fig. 9, Figure 10, the X is arranged to additional muscle 71 at least four, two on structure outer side edges edge
On, another two are arranged in a line of the precast concrete column 1 far from structure outer side edges edge.X is to additional muscle 71 to pillar or so two
Side development length is not less than 15 times diameter itselfs；Y-direction additional muscle 72 extends to separate structure outer side edges along side, from column side
Length is not less than 15 times diameter itselfs.
Embodiment 4, the bean column node with additional muscle, with embodiment 1, the difference is that: bean column node is corner node.Institute
State that X is separately positioned on the opposite side of precast concrete column 1 to additional muscle 71 and Y-direction additional muscle 72 and the X is to additional muscle 71
32 bottom of top plate last layer is arranged at Y-direction additional muscle 72.X is to additional muscle 71 and Y-direction additional muscle 72 in groined type.With it is outer
The 1 side vertical direction additional muscle 7 of precast concrete column of dew to the outer back gauge of structure be 20mm-35mm, the X in excess-three direction to
Additional muscle 71 and Y-direction additional muscle 72 from the column side length that extends outwardly be X not less than 15 times to additional muscle 71 or Y-direction additional muscle 72
Diameter itself.Referring to fig. 4, shown in Figure 11.
Embodiment 5, the bean column node with additional muscle, with embodiment 4, the difference is that: the X is to additional muscle 71 and Y
Precast concrete column 1 is set far from one group of adjacent side on the outside of structure to additional muscle 72；The X is attached to additional muscle 71 and Y-direction
Reinforcement 72 is arranged at 32 bottom of top plate last layer.Structure is arrived with exposed 1 side vertical direction additional muscle 7 of precast concrete column
Outer back gauge is 20mm-35mm, and the X in excess-three direction extends outwardly length to additional muscle 71 and Y-direction additional muscle 72 from column side
It is the X not less than 15 times to the diameter of additional muscle 71 or Y-direction additional muscle 72.Referring to shown in Fig. 5, Figure 13.
Embodiment 6, the bean column node with additional muscle, the bean column node are interior joint.With embodiment 1, difference exists
In:
The precast concrete column 1 of above-described embodiment 1-3, precast concrete beam 21 can be substituted for steel structure column 13 and steel construction
Beam 23.When structural load is more than design value or construction quality problem occurs, X is suitable for additional muscle 71 and Y-direction additional muscle 72
Steel construction can also be used as the reinforcement or reinforcement measure of frame structure node.X is to 72 statuary column side of additional muscle 71 and Y-direction additional muscle
The length that extends outwardly is the diameter itself not less than 15 times.Referring to shown in Figure 14, Figure 15, Figure 16, Figure 17.
The construction procedure of above-mentioned 23 column joint structure of steel structure girder is as follows:
Step 1: making steel structure column 13, steel structure girder 23, steel bar truss floor support plate 33 in factory；
Step 2: lifting steel structure column 13, and adjust the verticality of steel structure column 13 according to design scheme；
Step 3: lifting steel structure girder 23, it is fixed with steel structure column 13；
Step 4: lifting steel bar truss floor support plate 33, fixed with steel structure girder 23 by it；
Step 5: being laid with X to additional muscle 71 and Y-direction additional muscle 72 in 13 surrounding of steel structure column, X is additional to additional muscle 71 and Y-direction
Muscle 72 constitutes well word and the position of 33 middle part of steel bar truss floor support plate on the lower is arranged in；
Step 6: the beam last layer 22 of steel structure girder 23 and the live formed by integrally casting of steel bar truss floor support plate 33 are formed, wait pour
Concrete structure is conserved after reaching desired strength.
This structure can effectively improve the shear resistance of precast prestressed concrete frame joint, improve structural integrity, letter
The reinforcing bar attended operation for changing node, improves the anti-seismic performance of node.
Bean column node and its construction method provided by the invention with additional muscle, can be improved precast prestressed frame beam column
The shear resistance of node improves structural integrity, simplifies the reinforcing bar attended operation of node, improves the anti-seismic performance of node.
The foregoing is merely the preferable specific embodiments of the present invention, but scope of protection of the present invention is not limited thereto,
The change or replacement that anyone skilled in the art is expected in the technical scope disclosed by the present invention should all be contained
Lid is within protection scope of the present invention.
Claims (10)
1. the bean column node with additional muscle, it is characterised in that: the bean column node is interior joint, including column, composite beam, overlapping building
To additional muscle (71) and Y-direction additional muscle (72), the composite beam includes prefabricated by plate, bending resistance energy consumption reinforcing bar (6), adhesive layer (8), X
Beam and beam last layer (22), bending resistance energy consumption reinforcing bar (6) setting is at the top of beam last layer (22)；
The laminated floor slab includes bottom prefabricated board (31) and top plate last layer (32)；
The section of the column is rectangular；
Seam crossing between composite beam and column is provided with adhesive layer (8)；
The X is separately positioned on the opposite side of column to additional muscle (71) and Y-direction additional muscle (72) and the X is to additional muscle
(71) and Y-direction additional muscle (72) is arranged at top plate last layer (32) bottom.
2. the bean column node with additional muscle, it is characterised in that: the bean column node is mid-side node, including column, composite beam, overlapping building
To additional muscle (71) and Y-direction additional muscle (72), the composite beam includes prefabricated by plate, bending resistance energy consumption reinforcing bar (6), adhesive layer (8), X
Beam and beam last layer (22), bending resistance energy consumption reinforcing bar (6) setting is at the top of beam last layer (22)；
The laminated floor slab includes bottom prefabricated board (31) and top plate last layer (32)；
The section of the column is rectangular；
Seam crossing between composite beam and column is provided with adhesive layer (8)；
It the Y-direction additional muscle (72) at least four and is symmetricly set on one group of opposite side of column, the end of Y-direction additional muscle (72)
The length for holding structure outer side edges edge is 25mm-30mm；
The X is to additional muscle (71) at least two and is arranged in a line of the column far from structure outer side edges edge；
The X is arranged at top plate last layer (32) bottom to additional muscle (71) and Y-direction additional muscle (72).
3. as claimed in claim 1 or 2 with the bean column node of additional muscle, which is characterized in that precast beam is precast concrete beam
(21) or steel structure girder (23)；Column is precast concrete column (1) or steel structure column (13).
4. as claimed in claim 3 with the bean column node of additional muscle, which is characterized in that along precast concrete beam (21) beam body
The girder pre-stressed duct (52) of perforation beam body is provided on length direction.
5. as claimed in claim 3 with the bean column node of additional muscle, which is characterized in that the cylinder along precast concrete column (1)
The column prestressed pore passage (51) of perforation cylinder is offered in upper and precast concrete beam (21) junction altitude range.
6. as claimed in claim 5 with the bean column node of additional muscle, which is characterized in that column prestressed pore passage (51) is along cylinder
It is two layers of spatial vertical that intersection, which is staggeredly arranged, in short transverse.
7. as claimed in claim 1 or 2 with the bean column node of additional muscle, which is characterized in that the X is to additional muscle (71) Xiang Zhu
The length that two sides extend is at least 15 times to additional muscle (71) diameter of X；The length that the Y-direction additional muscle (72) extends to column two sides
Degree is at least 15 times of Y-direction additional muscle (72) diameter.
8. as claimed in claim 1 or 2 with the bean column node of additional muscle, which is characterized in that the X is to additional muscle (71) and Y
It is 50mm-200mm to the back gauge of additional muscle (72) away from column.
9. the construction method of the bean column node with additional muscle as described in any one of claim 1-8, which is characterized in that apply
Specific step is as follows for work method:
Step 1: making column, precast beam and bottom prefabricated board (31) in factory；
Step 2: installing temporary support (4) on column according to design scheme；In hoisting process, by the diagonal brace for supporting prefabricated post
Adjust the verticality of prefabricated post；
Step 3: hoisting prefabricated beam, is fixed in above temporary support (4)；
Step 4: lifting bottom prefabricated board (31), it is fixed with precast beam；
Step 5: being laid with X to additional muscle (71) and Y-direction additional muscle (72) in top plate last layer (32) bottom；
Step 6: being laid with bending resistance energy consumption reinforcing bar (6) at the top of beam last layer (22)；
Step 7: the beam last layer (22) of composite beam and the live formed by integrally casting of top plate last layer (32) of laminated floor slab form,
It is conserved after pouring concrete structure and reaching desired strength.
10. the construction method of the bean column node with additional muscle as claimed in claim 9, which is characterized in that when column is prefabricated mixed
When solidifying earth pillar (1), precast beam are precast concrete beam (21), construction method further includes preset in precast concrete column (1)
Column prestressed pore passage (51), the preset girder pre-stressed duct (52) in precast concrete beam (21)；
Post-tensioned prestressed reinforcement beam (5) are laid in column prestressed pore passage (51) and girder pre-stressed duct (52) respectively；
High-strength cementation of fissures binding material is filled in beam column seam between precast concrete beam (21) and precast concrete column (1)；
Material to be bonded reaches after desired strength forms adhesive layer (8), pre-stressing tendon (5) and is fixed after tensioning.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110872868A (en) * | 2019-11-08 | 2020-03-10 | 浙江中清大建筑产业化有限公司 | Enhanced anchor-pulling type plate column node connecting device |
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| KR20120058696A (en) * | 2010-11-26 | 2012-06-08 | 이창남 | On-site Joint of the Prefabricated Re-bar Column to Re-bar Girders |
| RU110772U1 (en) * | 2011-07-13 | 2011-11-27 | Алексей Степанович Семченков | COLUMN ASSEMBLY ASSEMBLY |
| JP2017214803A (en) * | 2016-06-02 | 2017-12-07 | 鹿島建設株式会社 | Arrangement structure of beam in reinforced concrete column and beam frame |
| CN107165272A (en) * | 2017-06-22 | 2017-09-15 | 中国建筑股份有限公司 | Prestressing force assembly concrete frame joint attachment structure and its construction method |
| CN107460954A (en) * | 2017-09-21 | 2017-12-12 | 中国建筑股份有限公司 | A kind of post-tensioned prestressing assembling concrete frame energy dissipation component system and construction method |
| CN108005304A (en) * | 2017-10-30 | 2018-05-08 | 中国建筑股份有限公司 | A kind of prefabricated PC concrete frame frame system and its construction method |
| CN108487461A (en) * | 2018-03-20 | 2018-09-04 | 东南大学 | Precast prestressed concrete frame bean column node with additional bar and sleeve |
| CN210002552U (en) * | 2018-10-30 | 2020-01-31 | 中国建筑股份有限公司 | Beam column joint with additional rib |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110872868A (en) * | 2019-11-08 | 2020-03-10 | 浙江中清大建筑产业化有限公司 | Enhanced anchor-pulling type plate column node connecting device |
| CN110872868B (en) * | 2019-11-08 | 2021-07-02 | 浙江中清大建筑产业化有限公司 | Enhanced anchor-pulling type plate column node connecting device |
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