CN205242617U - Novel steel pipe concrete coincide post - concrete beam connected node - Google Patents
Novel steel pipe concrete coincide post - concrete beam connected node Download PDFInfo
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- CN205242617U CN205242617U CN201520829181.9U CN201520829181U CN205242617U CN 205242617 U CN205242617 U CN 205242617U CN 201520829181 U CN201520829181 U CN 201520829181U CN 205242617 U CN205242617 U CN 205242617U
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- steel pipe
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- connected node
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Abstract
The utility model discloses a novel steel pipe concrete coincide post - concrete beam connected node. The utility model discloses a connected node includes: reinforced concrete column, reinforced concrete roof beam, core steel pipe, concrete, upper steel pipe, lower floor's steel pipe, fin, strengthen that vertical atress blocks the reinforcing bar in vertical atress has a perfect understanding reinforcing bar and roof beam in vertical atress reinforcing bar in crown plate, the post, the roof beam outward, in the reinforced concrete roof beam, the regional setting that faces the core steel pipe has the interior vertical atress of roof beam to cut the reinforcing bar, and the end that vertical atress cuted the reinforcing bar in the roof beam terminateeed before the core steel pipe to the end that vertical atress cuted the reinforcing bar in the roof beam is buckled downwards. The utility model discloses the construction is simple, preparation simple to operate, and the ductility and the stable performance excellence that stagnates back have sufficient node anchoring strength, guarantee the reliable transmission of internal force, structure system advantage full play can be guaranteed in this structure measure, realize that load -carrying properties and economic benefits's combination is unified, but the wide application is among high level and large -span structure system.
Description
Technical field
The utility model relates to long span building structure field, is specifically related to a kind of novel steel tube concrete superposed column-beams of concrete and connectsConnect node.
Background technology
Active demand based on high level and long span building structure construction and the present situation that violent earthquake takes place frequently, steel tube concrete superposedPost-beams of concrete structure is the version of a kind of compressive property and excellent earthquake resistance, in high level and longspan structure, extensively shouldWith. Ensure that this structural system plays one's part to the full, adopt applicable bean column node method of attachment, ensure effective biography of internal forcePass very necessaryly, the reliability of its beam-column connection can directly affect the security of structure.
Therefore, a kind of novel steel tube concrete superposed column-beams of concrete connected node need to be proposed.
Utility model content
For above problems of the prior art, the utility model provides a kind of novel steel tube concrete superposed column-beams of concreteConnected node, in ensureing that structural system plays one's part to the full, constructability, realizes the knot of load-carrying properties and economic benefitClose unification; By improving node, to improve reliability of structure and security.
The purpose of this utility model is to provide a kind of novel steel tube concrete superposed column-beams of concrete connected node.
Novel steel tube concrete superposed column-beams of concrete connected node of the present utility model comprises: reinforced column, reinforced concreteReinforcement in Tu Liang, core steel pipe, concrete, upper strata steel pipe, lower floor's steel pipe, fin, outer annular-stiffer plate, post,In beam, in longitudinal stress perforated rebar and beam, longitudinal stress blocks reinforcing bar; Wherein, the reinforcing bar of vertical reinforced column and levelThe orthogonal node that intersects at of beams of concrete; Node region in reinforced column is provided with the core steel pipe coaxial with it,At the bottom of the height of core steel pipe exceedes the back and beam of reinforced beam; Fill concrete in core steel pipe; Outside core steel pipeOn wall, be provided with four centrosymmetric fins that distribute radially, the height of fin is identical with the height of core steel pipe; At steelIn reinforced concrete post, what lay respectively at node is provided with coaxial upper strata steel pipe and lower floor's steel pipe above and below, upper strata steel pipe andThe internal diameter of lower floor's steel pipe is greater than the external diameter of core steel pipe, upper strata steel pipe and lower floor's steel pipe position fluting relative with fin, and fin is logicalCrossing groove is connected with upper strata steel pipe and lower floor's steel-pipe welding respectively; Between two adjacent fins, be provided with in the connection of outer annular-stiffer plateLayer steel pipe and lower floor's steel pipe; Reinforced column and upper strata steel pipe, lower floor's steel pipe and outer annular-stiffer plate form superposed column; At reinforcing barThe periphery of concrete column and be positioned at upper strata steel pipe and lower floor steel pipe outside, arranges Reinforcement in one deck or two-layer post; Reinforcing barIn beams of concrete and be positioned at core steel pipe and be outside equipped with the beam longitudinal stress perforated rebar of perforated rebar beams of concrete; Mixed at reinforcing barIn solidifying native beam, the region division that faces core steel pipe has longitudinal stress in beam to block reinforcing bar, and in beam, longitudinal stress blocks reinforcing barBefore end ends at core steel pipe, and the end that the interior longitudinal stress of beam blocks reinforcing bar bends downwards.
In core steel pipe, upper strata steel pipe, lower floor's steel pipe and post, Reinforcement is all coaxial with reinforced column.
Reinforced column is cylinder or cuboid; Reinforced beam is cuboid.
The height of core steel pipe is no less than respectively 300mm at the bottom of exceeding the back of reinforced beam and beam.
Fin needs perforate running through the place that reinforcing bar passes, and the perforate of each fin can not be more than 2, and avoid causing excessive cuttingA little less than. Run through in the perforate space and the fin of reinforcing bar between outer annular-stiffer plate and pass.
Reinforced column and reinforced beam adopt common or high performance concrete; Fin, core steel pipe, upper strata steel pipe,Lower floor's steel pipe and outer annular-stiffer plate adopt low-alloy steel product or high strength steel; Concrete adopts common or high performance concrete.
The quantity of fin is four; Between fin and core steel pipe, adopt twin fillet wolt welding along total length; The number of outer annular-stiffer plateAmount is four, is connected respectively with upper strata steel pipe and lower floor's steel-pipe welding, reduces the sudden change of superposed column rigidity, ensures that rigidity is at NodesContinuity; The place that outer annular-stiffer plate and fin pass at perforated rebar needs perforate, is convenient to perforated rebar and passes; For fear ofPerforate on described core steel pipe, affects structural bearing performance, and in beam, longitudinal stress blocks reinforcing bar position and faces core steelPipe, the end that therefore in beam, longitudinal stress blocks reinforcing bar, one section of the position of close core steel pipe bending downwards, ensures to have enoughAnchorage length, anchorage length is no less than the height of reinforced beam; Core steel pipe concrete filled, improves joint coresThe bearing capacity in territory, forms two steel pipe combining structures.
Advantage of the present utility model:
The utility model construction is simple, and fabrication and installation are convenient, and ductility and Hysteresis Behavior are stable excellent, have enough joint anchoragesIntensity, the reliable delivery of guarantee internal force; This construction measure can ensure that structural system advantage gives full play to, realize load-carrying properties andThe combination of economic benefit is unified, can be widely used among high level and longspan structure system.
Brief description of the drawings
Fig. 1 is the perspective view of novel steel tube concrete superposed column-beams of concrete connected node of the present utility model;
Fig. 2 is the profile of novel steel tube concrete superposed column-beams of concrete connected node of the present utility model, wherein, is (a) along steelThe profile of the axis of reinforced concrete post and reinforced beam, is (b) along the profile of A-A ' line in figure (a), is (c)Along the profile of B-B ' line in figure (a).
Detailed description of the invention
Below in conjunction with accompanying drawing, by specific embodiment, further set forth the utility model.
As shown in Figure 1, the novel steel tube of the present embodiment concrete superposed column-beams of concrete connected node comprises: reinforced column1, reinforced beam 6, core steel pipe 3, concrete 5, upper strata steel pipe 9, lower floor's steel pipe 10, fin 2, outer annular-stiffer plate4, in post, in Reinforcement, the interior longitudinal stress perforated rebar 7 of beam and beam, longitudinal stress blocks reinforcing bar 8; Wherein, verticalThe orthogonal node that intersects at of reinforced beam 6 of reinforced column 1 and level; Node area in reinforced columnTerritory is provided with the core steel pipe 3 coaxial with it, and the height of core steel pipe exceedes at the bottom of the back of reinforced beam and beam many respectivelyIn 300mm; Fill concrete 5 in core steel pipe; On the outer wall of core steel pipe, be provided with 4 radially centrosymmetricThe fin 2 distributing, the height of fin is identical with the height of core steel pipe; In reinforced column, and be positioned at the upper of nodeFace and be respectively arranged with upper strata steel pipe 9 below and lower floor's steel pipe 10, the internal diameter of upper strata steel pipe and lower floor's steel pipe is greater than core steel pipeExternal diameter; In reinforced column and be positioned at outside upper strata steel pipe and lower floor's steel pipe, a circle or two circle vertical reinforcements are set; OftenBetween two adjacent fins, be provided with outer annular-stiffer plate 4 and connect upper strata steel pipe and lower floor's steel pipe, totally 4 blocks of outer annular-stiffer plates; ?In reinforced beam and be positioned at core steel pipe and be outside equipped with the beam longitudinal stress perforated rebar 77 of perforated rebar beams of concrete;In reinforced beam, and face the region of core steel pipe, be respectively arranged with in beam and be longitudinally subject at the two ends of core steel pipePower is blocked reinforcing bar 8, before the end that the interior longitudinal stress of beam blocks reinforcing bar 8 ends at core steel pipe, and the end of lower bar bendingBending downwards, ensures to have enough anchorage lengths, and anchorage length is no less than the height of reinforced beam 6.
Fig. 2 is the profile of novel steel tube concrete superposed column-beams of concrete connected node of the present utility model.
The preparation method of novel steel tube concrete superposed column-beams of concrete connected node of the present embodiment, specifically comprises the following steps:
In factory, 1) the local perforate of fin 2 being passed at reinforcing bar; 2) will between fin 2 and core steel pipe 3, adopt along total lengthWeld with twin fillet wolt; 3) described upper strata steel pipe 9 and lower floor's steel pipe 10, at fin 2 position flutings, are convenient to and fin2 are welded to connect.
At the scene, 1) prefabricate fin 2 and core steel pipe 3 assemblys are placed on fluting in advance upper strata steel pipe 9 and underOn layer steel pipe 10; 2) fin 2 and upper strata steel pipe 9 and lower floor's steel pipe 10 are welded; Secondly, outer annular-stiffer plate 4 is welded inOn steel column 9; 3) reinforcing bar of assembling reinforcement concrete column 1 and reinforced beam 6, comprises perforated rebar 7 and lower bar bending 8;4) build reinforced column 1, beams of concrete 6 and core concrete 5.
Finally it should be noted that publicizing and implementing routine object is to help further to understand the utility model, but this areaTechnical staff is understood that not departing from the spirit and scope of the utility model and appended claim, various replacements and repairingIt is all possible changing. Therefore, the utility model should not be limited to the disclosed content of embodiment, and the utility model is claimedThe scope that scope defines with claims is as the criterion.
Claims (10)
1. novel steel tube concrete superposed column-beams of concrete connected node, is characterized in that, described connected node comprises: reinforcing barConcrete column, reinforced beam, core steel pipe, concrete, upper strata steel pipe, lower floor's steel pipe, fin, outer annular-stiffer plate,In post, in Reinforcement, the interior longitudinal stress perforated rebar of beam and beam, longitudinal stress blocks reinforcing bar; Wherein, vertical reinforcing barThe orthogonal node that intersects at of reinforced beam of concrete column and level; Node region setting in reinforced columnThere is the core steel pipe coaxial with it, at the bottom of the height of core steel pipe exceedes the back and beam of reinforced beam; In core steel pipe, fill outFill concrete; On the outer wall of core steel pipe, be provided with four centrosymmetric fins that distribute radially, the height of finIdentical with the height of core steel pipe; In reinforced column, lay respectively at coaxial upper of being provided with of node above and belowLayer steel pipe and lower floor's steel pipe, the internal diameter of upper strata steel pipe and lower floor's steel pipe is greater than the external diameter of core steel pipe, upper strata steel pipe and lower floor's steelManage the position fluting relative with fin, fin is connected with upper strata steel pipe and lower floor's steel-pipe welding respectively by groove; Adjacent twoBetween individual fin, be provided with outer annular-stiffer plate and connect upper strata steel pipe and lower floor's steel pipe; Reinforced column and upper strata steel pipe, lower floorSteel pipe and outer annular-stiffer plate form superposed column; At the periphery of reinforced column and be positioned at upper strata steel pipe and lower floor's steel pipe outside,Reinforcement in one deck or two-layer post is set; In reinforced beam and be positioned at core steel pipe to be outside equipped with perforated rebar mixedLongitudinal stress perforated rebar in the beam of solidifying Tu Liang; In reinforced beam, the region division that faces core steel pipe has in beamLongitudinal stress blocks reinforcing bar, before the end that the interior longitudinal stress of beam blocks reinforcing bar ends at core steel pipe, and is longitudinally subject in beamThe end that power is blocked reinforcing bar bends downwards.
2. connected node as claimed in claim 1, is characterized in that, in described core steel pipe, upper strata steel pipe, lower floor's steel pipe and postReinforcement is all coaxial with reinforced column.
3. connected node as claimed in claim 1, is characterized in that, described reinforced column is cylinder or cuboid; Reinforcing barBeams of concrete is cuboid.
4. connected node as claimed in claim 1, is characterized in that, the height of described core steel pipe exceedes the beam of reinforced beamAt the bottom of top and beam, be no less than respectively 300mm.
5. connected node as claimed in claim 1, is characterized in that, described fin arranges perforate running through the place that reinforcing bar passes,No more than 2 of the perforate of each fin.
6. connected node as claimed in claim 1, is characterized in that, described reinforced column and reinforced beam adopt commonConcrete or high performance concrete.
7. connected node as claimed in claim 1, is characterized in that, described fin, core steel pipe, upper strata steel pipe, lower floor's steel pipeAdopt low-alloy steel product or high strength steel with outer annular-stiffer plate.
8. connected node as claimed in claim 1, is characterized in that, described concrete adopts normal concrete or high performance concrete.
9. connected node as claimed in claim 1, is characterized in that, the quantity of described outer annular-stiffer plate is four, respectively with upper strataSteel pipe is connected with lower floor steel-pipe welding.
10. connected node as claimed in claim 1, is characterized in that, in described beam, longitudinal stress blocks one section of reinforcing bar bending downwards,Have anchorage length, described anchorage length is no less than the height of reinforced beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520829181.9U CN205242617U (en) | 2015-10-23 | 2015-10-23 | Novel steel pipe concrete coincide post - concrete beam connected node |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520829181.9U CN205242617U (en) | 2015-10-23 | 2015-10-23 | Novel steel pipe concrete coincide post - concrete beam connected node |
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| Publication Number | Publication Date |
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| CN205242617U true CN205242617U (en) | 2016-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520829181.9U Expired - Fee Related CN205242617U (en) | 2015-10-23 | 2015-10-23 | Novel steel pipe concrete coincide post - concrete beam connected node |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106088359A (en) * | 2016-06-14 | 2016-11-09 | 沈阳建筑大学 | A kind of hollow steel tube concrete superposed column is connected node with reinforced beam |
| CN107034999A (en) * | 2017-04-07 | 2017-08-11 | 盐城工学院 | The enhancement mode node and its construction method of steel core concrete column and beams of concrete |
| CN107060111A (en) * | 2017-04-07 | 2017-08-18 | 盐城工学院 | The compound node and its construction method of steel core concrete column and beams of concrete |
| CN109853740A (en) * | 2019-03-01 | 2019-06-07 | 华南理工大学 | A kind of superposed column concrete girder connection construction and construction method |
| CN112482573A (en) * | 2020-11-23 | 2021-03-12 | 长安大学 | Partially-assembled concrete-filled steel tube composite column-steel beam combined node |
| CN115478696A (en) * | 2022-08-31 | 2022-12-16 | 重庆建工住宅建设有限公司 | Construction method of steel pipe concrete composite column |
-
2015
- 2015-10-23 CN CN201520829181.9U patent/CN205242617U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106088359A (en) * | 2016-06-14 | 2016-11-09 | 沈阳建筑大学 | A kind of hollow steel tube concrete superposed column is connected node with reinforced beam |
| CN107034999A (en) * | 2017-04-07 | 2017-08-11 | 盐城工学院 | The enhancement mode node and its construction method of steel core concrete column and beams of concrete |
| CN107060111A (en) * | 2017-04-07 | 2017-08-18 | 盐城工学院 | The compound node and its construction method of steel core concrete column and beams of concrete |
| CN109853740A (en) * | 2019-03-01 | 2019-06-07 | 华南理工大学 | A kind of superposed column concrete girder connection construction and construction method |
| CN112482573A (en) * | 2020-11-23 | 2021-03-12 | 长安大学 | Partially-assembled concrete-filled steel tube composite column-steel beam combined node |
| CN112482573B (en) * | 2020-11-23 | 2021-11-16 | 长安大学 | Partially-assembled concrete-filled steel tube composite column-steel beam combined node |
| CN115478696A (en) * | 2022-08-31 | 2022-12-16 | 重庆建工住宅建设有限公司 | Construction method of steel pipe concrete composite column |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20160518 Termination date: 20211023 |