CN208633272U - A kind of Prefabricated concrete-filled steel tube ring beam connection structure - Google Patents
A kind of Prefabricated concrete-filled steel tube ring beam connection structure Download PDFInfo
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- CN208633272U CN208633272U CN201820784618.5U CN201820784618U CN208633272U CN 208633272 U CN208633272 U CN 208633272U CN 201820784618 U CN201820784618 U CN 201820784618U CN 208633272 U CN208633272 U CN 208633272U
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Abstract
The utility model provides a kind of Prefabricated concrete-filled steel tube ring beam connection structure, and structure includes: steel core concrete column, concrete filled steel tube ring beam, precast reinforced concrete beam；The steel core concrete column includes upper steel pipe column, lower steel pipe column, connecting plate, ribbed stiffener, column concrete, a plurality of connecting plates and ribbed stiffener are welded in the lower end of the upper steel pipe column and the upper end of lower steel pipe column, the ribbed stiffener is vertically set on corresponding connecting plate, and the column concreting is in the inside of upper steel pipe column and lower steel pipe column；The concrete filled steel tube ring beam includes ring beam steel pipe, dowel, armored concrete in ring beam, and the ring beam steel pipe includes upper steel plate, lower steel plate, side steel plate and interior steel pipe, and the upper steel plate and lower steel plate are separately positioned on the upper and lower ends of side steel plate.The utility model bearing capacity is high, rigidity is big, anti-earthquake ductility is good, good integrity, convenient and quick construction, construction quality are good, plastic hinge, satisfaction " strong column and weak beam, node are stronger " requirement.
Description
[technical field]
The utility model belongs to prefabricated construction technical field in civil engineering, and in particular to a kind of prefabricated steel pipe is mixed
Solidifying soil ring beam connection structure.
[background technique]
Conventional steel concrete column is connect often frequently with reinforced concrete circle beam structure with reinforced beam, and reinforcing bar is mixed
Need to be arranged many Reinforcements and stirrup in solidifying soil ring beam structure, then casting concrete at the scene, since reinforcing bar is set
It sets intensively, also to set up template, construction is complicated, and concreting is difficult, and construction quality is difficult to ensure.
The experimental results showed that the size of ring beam arrangement of reinforcement, ring beam and the bearing capacity and stiffness of node are in close relations, in order to meet
Bearing capacity and stiffness requires, and many reinforcing bars and the ring beam using larger size is often arranged in engineering structure, so that cost is higher
And influence space.Under reciprocating load, often reinforcing bar is first surrendered, or ring beam undersize feelings insufficient for steel-bar arrangement
Under condition, ring beam can be destroyed first, to cause destruction of a node, not meet Seismic Design Requirements；Although in this case, steel pipe
Concrete column is relatively independent, and column is there is no destroying, but its node hysteresis loop is not often full, bearing capacity and anti-seismic performance
It is difficult to meet the requirements.
[summary of the invention]
The technical problems to be solved in the utility model is to provide a kind of Prefabricated concrete-filled steel tube ring beam connection structure,
Bearing capacity is high, rigidity is big, anti-earthquake ductility is good, good integrity, convenient and quick construction, construction quality are good, plastic hinge, satisfaction
The requirement of " strong column and weak beam, node are stronger ".
The utility model is realized in above-mentioned technical problem:
A kind of Prefabricated concrete-filled steel tube ring beam connection structure, it is characterised in that: the Prefabricated concrete-filled steel tube ring beam connection
Structure includes: steel core concrete column, concrete filled steel tube ring beam, precast reinforced concrete beam；
The steel core concrete column includes upper steel pipe column, lower steel pipe column, connecting plate, ribbed stiffener, column concrete, the upper steel
A plurality of connecting plates and ribbed stiffener are welded in the lower end of tubing string and the upper end of lower steel pipe column, and the ribbed stiffener is vertically set on
On corresponding connecting plate, the column concreting is in the inside of upper steel pipe column and lower steel pipe column；
The concrete filled steel tube ring beam includes ring beam steel pipe, dowel, armored concrete in ring beam, and the ring beam steel pipe includes
Upper steel plate, lower steel plate, side steel plate and interior steel pipe, the upper steel plate and lower steel plate are separately positioned on the upper and lower ends of side steel plate, institute
It states interior steel pipe and sequentially passes through the upper steel plate and lower steel plate, and be located at the kernel of section of the ring beam steel pipe；On the interior steel pipe
Lower both ends, which are distinguished, extends certain length, the upper steel plate and lower steel plate shape and size one in upward steel pipe column and lower steel pipe column
It causes, the joint cores of the upper steel plate, lower steel plate and side steel plate and interior steel pipe surround an internal cavities, the internal cavities
Extend a plurality of rectangular steel pipes in beam-ends；
It is provided with armored concrete in ring beam in the internal cavities, and forms concrete-filled rectangular steel tube beam-ends in beam-ends,
And an entirety is formed with the precast reinforced concrete beam being arranged at rectangular steel pipe；
In the protruding steel plate extension of rectangular steel pipe interval and bolt hole is arranged in the upper steel plate and lower steel plate, each institute
The plate assembly that is correspondingly connected with for stating steel plate extension and steel core concrete column connects；
The interior steel pipe welds a plurality of dowels in upper and lower part, and dowel is crotch-shaped, the anchor on interior steel pipe top
Muscle is opening down, and the dowel of interior steel pipe lower part is opening up.
Further, connecting plate setting is in beam-ends rectangular steel pipe interval region, number also with rectangular steel pipe spacer region
Domain number is consistent.
Further, a plurality of bolts hole are set on the connecting plate, the connecting plate of the upper steel pipe column and upper steel plate
The bolt hole of steel plate extension is corresponding, and uses bolt fastening；The steel plate extension of the connecting plate and lower steel plate of lower steel pipe column
Bolt hole is corresponding, and uses bolt fastening.
Further, the inside of the full interior steel pipe of the column Concrete Filled.
Further, the upper steel pipe column, lower steel pipe column and interior steel tube section can be used round or rectangular.
Further, the side steel plate uses arc according to upper steel pipe column and the cross sectional shape at the lower corresponding place of steel pipe column
Steel plate or angle steel.
The utility model has the advantages that
The Prefabricated concrete-filled steel tube ring beam connection structure of the utility model uses Prefabricated concrete-filled steel tube ring beam, ring beam
Quality is guaranteed, and site operation is convenient and efficient, and has the advantages that the various of fabricated construction, and ring beam uses concrete filled steel tube shape
Formula, construction is novel, and ring beam stress is good, no setting is required many reinforcing bar, is not necessarily to too large-sized ring beam, and bearing capacity is high, and ductility is good,
Concrete binding effect is good, and can prevent the peeling of ring beam region concrete；The upper steel pipe column of steel core concrete column and lower steel pipe
Post part is connect with Prefabricated concrete-filled steel tube ring beam, and power transmission and overall effect are good, and structure is connected by screw bolts, and scene is without weldering
It connects, securely and reliably；
The dowel for using interior steel pipe, solving the problems, such as to pour using steel pipe inner concrete after precast beam structure, and welding,
It is attached and anchors it is not necessary that elongated reinforcing bar is in addition arranged in tradition in column, bearing capacity is high, and anchoring effect is good, overall performance
It is good；
Using ring beam steel pipe, it is not necessary that steel corbel is in addition separately provided, beam-ends also forms concrete filled steel tube, constraint effect
Fruit is good, plastic hinge；Connection structure bearing capacity is high, rigidity is big, hysteresis loop is full, and anti-earthquake ductility is good, meets that " strong column is weak
Beam, node are stronger " Aseismic Design target.
[Detailed description of the invention]
The utility model is further described in conjunction with the embodiments with reference to the accompanying drawings.
Fig. 1 is the perspective view of the Prefabricated concrete-filled steel tube ring beam connection structure of the utility model.
Fig. 2 is Prefabricated concrete-filled steel tube ring beam connection structure top view of the utility model without packed column concrete.
Fig. 3 is the perspective view that the concrete filled steel tube ring beam of the utility model is connect with lower steel pipe column.
Fig. 4 is the perspective view that the concrete filled steel tube ring beam of the utility model is connected with precast reinforced concrete beam.
Fig. 5 is the ring beam steel pipe of the utility model and the structural perspective of dowel cooperation.
Fig. 6 is the perspective view of the lower steel pipe column of the utility model.
[specific embodiment]
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Refering to fig. 1~6, the utility model relates to a kind of Prefabricated concrete-filled steel tube ring beam connection structure, the prefabricated steel pipes
Concrete ring beam connection structure includes: steel core concrete column 1, concrete filled steel tube ring beam 2, precast reinforced concrete beam 3；
The steel core concrete column 1 includes upper steel pipe column 11, lower steel pipe column 12, connecting plate 13, ribbed stiffener 14, column concrete
15, a plurality of connecting plates 13 and ribbed stiffener 14 are welded in the lower end of the upper steel pipe column 11 and the upper end of lower steel pipe column 12,
The ribbed stiffener 14 is vertically set on corresponding connecting plate 13, and the column concrete 15 is cast in steel pipe column 11 and lower steel pipe
The inside of column 12；
The concrete filled steel tube ring beam 2 includes armored concrete in ring beam steel pipe 21, dowel 22, ring beam, the ring beam steel
Pipe 21 includes upper steel plate 211, lower steel plate 212, side steel plate 213 and interior steel pipe 214, and the upper steel plate 211 and lower steel plate 212 are distinguished
The upper and lower ends of side steel plate 213 are set, and the interior steel pipe 214 sequentially passes through the upper steel plate 211 and lower steel plate 212, and position
In the kernel of section of the ring beam steel pipe 21；214 upper and lower ends of interior steel pipe distinguish upward steel pipe column 11 and lower steel pipe column 12
Interior extension certain length, interior steel pipe 214 is only continuous in node area, is discontinuous on entire floor；211 He of upper steel plate
212 shape and size of lower steel plate are consistent, the node core of the upper steel plate 211, lower steel plate 212 and side steel plate 213 and interior steel pipe 214
Heart district surrounds an internal cavities, and the internal cavities extend outward a plurality of rectangular steel pipes in beam-ends；
It is provided with armored concrete in ring beam in the internal cavities, and forms concrete-filled rectangular steel tube beam-ends in beam-ends,
And an entirety is formed with the precast reinforced concrete beam 3 being arranged at rectangular steel pipe；
In the protruding steel plate extension of rectangular steel pipe interval and bolt is arranged in the upper steel plate 211 and lower steel plate 212
Hole, each steel plate extension are connect with 13 assembly of plate that is correspondingly connected with of steel core concrete column 1；
The interior steel pipe 214 welds a plurality of dowels 22 in upper and lower part, and dowel is crotch-shaped, interior steel pipe 214
The dowel 22 on top is opening down, and the dowel 22 of interior 214 lower part of steel pipe is opening up.
The connecting plate 13 setting in beam-ends rectangular steel pipe interval region, number also with rectangular steel pipe interval region number one
It causes.
A plurality of bolts hole 4, the connecting plate 13 and upper steel plate 211 of the upper steel pipe column 11 are set on the connecting plate 13
The bolt hole 4 of steel plate extension is corresponding, and is fastened using bolt 5；The connecting plate 13 and 212 steel plate of lower steel plate of lower steel pipe column 12
The bolt hole 4 of extension is corresponding, and is fastened using bolt 5.
The inside of steel pipe 214 in the filling of column concrete 15 is full.
The upper steel pipe column 11, lower steel pipe column 12 and 214 section of interior steel pipe can be used round or rectangular.
The side steel plate 213 uses arc-shaped steel according to upper steel pipe column 11 and the cross sectional shape at the corresponding place of lower steel pipe column 12
Plate or angle steel.
The utility model further relates to a kind of construction method of above-mentioned Prefabricated concrete-filled steel tube ring beam connection structure, construction method
Steps are as follows:
Step 1, first in the pre-processed upper steel pipe column 11 of processing factory, lower steel pipe column 12, be welded steel pipe column 11, under
Connecting plate 13 and ribbed stiffener 14 on steel pipe column 12；Armored concrete and pre-manufactured steel in pre-processed ring beam steel pipe 21, ring beam
Concrete Beam Reinforced 3, each precast reinforced concrete beam 3 are fixed on corresponding 2 beam-ends of Prefabricated concrete-filled steel tube ring beam and extend
Rectangular steel pipe on, dowel 22 is welded to the top and the bottom of interior steel pipe 214 in advance, that is, makes concrete filled steel tube ring beam 2；
Step 2 installs lower steel pipe column 12 in design position；
The lifting of Prefabricated concrete-filled steel tube ring beam 2 is placed into lower 12 top of steel pipe column by step 3, interior 214 lower part of steel pipe i.e. into
Enter inside lower steel pipe column 12, aligned the bolt hole 4 of the lower steel plate 212 of connecting plate 13 and Prefabricated concrete-filled steel tube ring beam 2, and adopts
It is fastened with bolt 5；
Steel pipe column 11 in step 4, placement, by the bolt hole 4 of upper 11 lower connecting plate 13 of steel pipe column and prefabricated steel tube concrete
The bolt hole 4 of native 2 upper steel plate 211 of ring beam is aligned, and is fastened using bolt 5；Step 5, packed column concrete 15 are in upper steel pipe column
11 and lower steel pipe column 12 in, column concrete 15 also naturally filling it is full in 214 interior zone of steel pipe, finally obtain prefabricated steel tube concrete
Native ring beam connection structure.
The Prefabricated concrete-filled steel tube ring beam connection structure of the utility model uses Prefabricated concrete-filled steel tube ring beam 2, ring beam
Quality is guaranteed, and site operation is convenient and efficient, and has the advantages that the various of fabricated construction, and ring beam uses concrete filled steel tube shape
Formula, construction is novel, and ring beam stress is good, no setting is required many reinforcing bar, is not necessarily to too large-sized ring beam, and bearing capacity is high, and ductility is good,
Concrete binding effect is good, and can prevent the peeling of ring beam region concrete；The upper steel pipe column 11 of steel core concrete column 1 and lower steel
12 part of tubing string is connect with Prefabricated concrete-filled steel tube ring beam 2, and power transmission and overall effect are good, and structure is connected using bolt 5, live nothing
It needs to weld, securely and reliably；Using interior steel pipe 214, solve the problems, such as to pour using steel pipe inner concrete after precast beam structure, and
The dowel of welding is attached and anchors it is not necessary that elongated reinforcing bar is in addition arranged in tradition in column, and bearing capacity is high, anchoring effect
Good, overall performance is good；Using ring beam steel pipe 21, it is not necessary that steel corbel is in addition separately provided, beam-ends also forms concrete filled steel tube knot
Structure, binding effect is good, plastic hinge；Connection structure bearing capacity is high, rigidity is big, hysteresis loop is full, and anti-earthquake ductility is good, meets
The Aseismic Design target of " strong column and weak beam, node are stronger ".
Although those familiar with the art answers the foregoing describe specific embodiment of the present utility model
Working as understanding, we are merely exemplary described specific embodiment, rather than for the limit to the scope of the utility model
Fixed, those skilled in the art modification and variation equivalent made by the spirit according to the utility model all should
Cover in the scope of the claimed protection of the utility model.
Claims (6)
1. a kind of Prefabricated concrete-filled steel tube ring beam connection structure, it is characterised in that: the Prefabricated concrete-filled steel tube ring beam connection knot
Structure includes: steel core concrete column, concrete filled steel tube ring beam, precast reinforced concrete beam；
The steel core concrete column includes upper steel pipe column, lower steel pipe column, connecting plate, ribbed stiffener, column concrete, the upper steel pipe column
Lower end and the upper end of lower steel pipe column weld a plurality of connecting plates and ribbed stiffener, the ribbed stiffener is vertically set on correspondence
Connecting plate on, the column concreting is in the inside of upper steel pipe column and lower steel pipe column；
The concrete filled steel tube ring beam includes ring beam steel pipe, dowel, armored concrete in ring beam, and the ring beam steel pipe includes upper steel
Plate, lower steel plate, side steel plate and interior steel pipe, the upper steel plate and lower steel plate are separately positioned on the upper and lower ends of side steel plate, described interior
Steel pipe sequentially passes through the upper steel plate and lower steel plate, and is located at the kernel of section of the ring beam steel pipe；Two above and below the interior steel pipe
Extend certain length in the end upward steel pipe column of difference and lower steel pipe column, the upper steel plate is consistent with lower steel plate shape and size, institute
The joint cores for stating upper steel plate, lower steel plate and side steel plate and interior steel pipe surround an internal cavities, and the internal cavities are in beam
Extend a plurality of rectangular steel pipes in end；
Armored concrete in ring beam is provided in the internal cavities, and in beam-ends formation concrete-filled rectangular steel tube beam-ends, and with
Precast reinforced concrete beam at rectangular steel pipe is set and forms an entirety；
In the protruding steel plate extension of rectangular steel pipe interval and bolt hole is arranged in the upper steel plate and lower steel plate, each steel
The plate assembly that is correspondingly connected with of plate extension and steel core concrete column connects；
The interior steel pipe welds a plurality of dowels in upper and lower part, and dowel is crotch-shaped, and the dowel on interior steel pipe top is opened
The dowel of mouth down, interior steel pipe lower part is opening up.
2. a kind of Prefabricated concrete-filled steel tube ring beam connection structure according to claim 1, it is characterised in that: the connecting plate
It is arranged in beam-ends rectangular steel pipe interval region, number is also consistent with rectangular steel pipe interval region number.
3. a kind of Prefabricated concrete-filled steel tube ring beam connection structure according to claim 2, it is characterised in that: the connecting plate
The upper a plurality of bolts hole of setting, the connecting plate of the upper steel pipe column is corresponding with the bolt hole of upper steel plate steel plate extension, and uses
Bolt fastening；The connecting plate of lower steel pipe column and the bolt hole of steel plate extension of lower steel plate are corresponding, and use bolt fastening.
4. a kind of Prefabricated concrete-filled steel tube ring beam connection structure according to claim 1, it is characterised in that: the column coagulation
The inside of steel pipe in soil filling is full.
5. a kind of Prefabricated concrete-filled steel tube ring beam connection structure according to claim 1, it is characterised in that: the upper steel pipe
Column, lower steel pipe column and interior steel tube section can be used round or rectangular.
6. a kind of Prefabricated concrete-filled steel tube ring beam connection structure according to claim 1, it is characterised in that: the side steel plate
Curved plate or angle steel are used according to upper steel pipe column and the cross sectional shape at the lower corresponding place of steel pipe column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820784618.5U CN208633272U (en) | 2018-05-24 | 2018-05-24 | A kind of Prefabricated concrete-filled steel tube ring beam connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820784618.5U CN208633272U (en) | 2018-05-24 | 2018-05-24 | A kind of Prefabricated concrete-filled steel tube ring beam connection structure |
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| Publication Number | Publication Date |
|---|---|
| CN208633272U true CN208633272U (en) | 2019-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820784618.5U Expired - Fee Related CN208633272U (en) | 2018-05-24 | 2018-05-24 | A kind of Prefabricated concrete-filled steel tube ring beam connection structure |
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| CN (1) | CN208633272U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108571070A (en) * | 2018-05-24 | 2018-09-25 | 福建工程学院 | A kind of Prefabricated concrete-filled steel tube ring beam connection structure and construction method |
| CN112112275A (en) * | 2020-08-12 | 2020-12-22 | 中南大学 | Assembled concrete-filled steel tube frame structure system |
-
2018
- 2018-05-24 CN CN201820784618.5U patent/CN208633272U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108571070A (en) * | 2018-05-24 | 2018-09-25 | 福建工程学院 | A kind of Prefabricated concrete-filled steel tube ring beam connection structure and construction method |
| CN108571070B (en) * | 2018-05-24 | 2023-10-03 | 福建工程学院 | Prefabricated steel tube concrete ring beam connecting structure and construction method |
| CN112112275A (en) * | 2020-08-12 | 2020-12-22 | 中南大学 | Assembled concrete-filled steel tube frame structure system |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190322 Termination date: 20190524 |