CN107237402A - A kind of low damage Self-resetting assembly concrete two-way frame bean column node - Google Patents
A kind of low damage Self-resetting assembly concrete two-way frame bean column node Download PDFInfo
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- CN107237402A CN107237402A CN201610621964.7A CN201610621964A CN107237402A CN 107237402 A CN107237402 A CN 107237402A CN 201610621964 A CN201610621964 A CN 201610621964A CN 107237402 A CN107237402 A CN 107237402A
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- prefabricated
- reinforcing bar
- duct
- node
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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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- 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
- E04B1/22—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 with parts being prestressed
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The present invention relates to a kind of prefabricated assembling type reinforced concrete two-way frame bean column node, it is characterised in that：Prefabricated frame trestle is continuous in node region, and prefabricated frame is set a roof beam in place in node region interruption, and beam-ends forms contact surface with post side.Reserving hole channel at the upper and lower reinforcing bar absolute altitude of correspondence beam, penetrates reinforcing bar, the reinforcing bar two ends are fixed on the pre-buried steel part of Vierendeel girder side, can dissipate seismic energy under geological process, be easily changed after shake in frame column.Close to natural axis position and frame column correspondence position reserving hole channel in two-way frame beam, unbonded prestressing tendon is set in duct, precast frame beam and column is connected by applying prestressing force along two-way frame beam.Prefabricated assembling type reinforced concrete concrete frame joint proposed by the present invention, can significantly improve the anti-seismic performance of assembling frame structure.The structural system connected using the node may be implemented under rarely occurred earthquake after zero damage or slight damage, and shake from master reset.The node construction is easy, cheap, is the new prefabricated assembled concrete frame joint interconnection technique being worth promoting.
Description
Technical field
The present invention relates to a kind of prefabricated assembled concrete structure node interconnection technique, have more particularly, to one kind after shake
Assembly concrete two-way frame beam-column connection of the low damage from master reset feature.
Background technology
Since Wenchuan earthquake in 2008, domestic and international violent earthquake is taken place frequently, and many building collapses or serious damage can not be repaiied
It is multiple, cause disaster affected people to hang up one's hat in tent or temporary building, this recovery to its psychic trauma is very unfavorable.It is all previous big
, it was also found that the psychic trauma of survival personnel is in addition to because of the bereft pain of injury, also in very great Cheng in the aftermath of earthquake
Come from degree and lose home, homeless impression.Therefore, study and develop low damage, good new of recoverability after shake
Building is current earthquake resistant engineering field important topic in the urgent need to address.That builds provides fortification against earthquakes except specification to be met
" no damage in small earthquake, middle shake can be repaiied, no collapsing with strong earthquake " outside, is more considered as improving its earthquake fortification level, mitigates seismic Damage, improve shake
Recoverability afterwards.
In addition, turning to the prefabricated assembled concrete structure technology of mark due to meeting environmental protection low-carbon with housing industry
Sustainable development idea, have extremely wide application prospect.However, the component of prefabricated assembled concrete structure is in factory
Prefabricated, scene is by specific joint structure assembly and connection, and its anti-seismic performance is always question of common concern.The current country
Related specifications mainly recommend the equivalent cast-in-place connected mode of assembled integral, though can meet that current specifications provides fortification against earthquakes substantially will
Ask, but be difficult to meet to mitigate seismic Damage, the requirement that can quickly repair after shake.
Therefore, the new prefabrication system with recoverability after good shake is researched and developed both to have met and can hold
The environmental protection theory of supervention exhibition, more meets in country long-term development in science and technology outline about great in the major fields of public safety
Natural calamity monitoring and the preferential theme of defence, certainly will can be with if the popularization and application in engineering by the achievement in research of acquirement
The security performance of building structure is effectively improved, the security in house is improved, effective defence to earthquake disaster is realized, it is ensured that the people
The safety of lives and properties.
The content of the invention
The present invention devises a kind of with assembly concrete two-way frame beam column of the low damage from master reset feature after shake
Connecting node, its technical problem solved is that the frame beam column connecting node of current assembled integral uses wet type connecting node,
Site operation is complex, the more difficult control of construction quality, and can not realize mitigation seismic Damage, and recoverability asks after raising shake
Topic.
In order to solve above-mentioned technical problem, present invention employs following scheme：
A kind of prefabricated assembling type reinforced concrete two-way frame bean column node, it is characterised in that：Prefabricated frame trestle（1）In node district
Domain is continuous, two-way prefabricated Vierendeel girder（2）In node region interruption, beam-ends forms contact surface with post side.Frame column（1）Interior correspondence is double
To Vierendeel girder（2）Reserving hole channel at upper and lower reinforcing bar absolute altitude（10）, penetrate reinforcing bar（4）, correspondence direction framework is fixed at reinforcing bar two ends
Beam（2）The pre-buried steel part of side（8）On, the reinforcing bar can dissipate seismic energy under geological process, be easily changed after shake.It is two-way
Vierendeel girder（2）Interior natural axis neighbouring position reserving hole channel（11）, frame column is also along two directions（1）Correspondence position reserving hole channel（9）,
Duct（9）、（11）Interior setting unbonded prestressing tendon（3）, pass through the two-way unbonded prestressing tendon of tensioning（3）Make beam-ends and post side
Between produce frictional resistance to resist framework Shear force within the beam end.Meanwhile, unbonded prestressing tendon（3）It is designed as in the case where rarely occurred earthquake is acted on
Keep elasticity, it is ensured that the node is after earthquake from master reset.The prefabricated assembling type reinforced concrete connected using the node
Frame structure system may be implemented under rarely occurred earthquake after zero damage or slight damage, and shake from master reset, and shock resistance is significantly
Improve.
Further, frame column（1）Interior correspondence two-way frame beam（2）The duct reserved at upper and lower reinforcing bar absolute altitude（10）It is interior pre-
Steel pipe is buried, and penetrates reinforcing bar（4）, pipe diameter compares reinforcing bar（4）Filling soap-free emulsion polymeization microdilatancy material in the big 2-3mm of external diameter, steel pipe,
Ensure reinforcing bar（4）In duct（10）It is interior freely slidable.Reinforcing bar（4）End mantle fiber, Vierendeel girder is fixed on using nut（2）Sideways
Pre-buried steel part（8）On.Frame column（1）Duct（10）Position should ensure that hot-rolled reinforced bar in duct（4）Can more it hold
Change places installation or removal, can be realized if necessary by locally reducing the width of beam in framework beam-ends correspondence position.
Further, two-way frame beam（2）Interior natural axis neighbouring position is along complete across using bellows or thin-wall steel tube preformed hole
Road（11）, frame column（1）Two direction correspondence positions use bellows or thin-wall steel tube reserving hole channel（9）, duct（9）、（11）It is interior
Unbonded prestressing tendon is set（3）, unbonded prestressing tendon is elongated to be set, and is anchored in two newel post sides of building.Soap-free emulsion polymeization in advance should
Power muscle（3）Quantity and control stress for prestressing determine according to calculating, should ensure that rare chance of the presstressed reinforcing steel in correspondence fortification intensity
Shake is lower to keep elasticity.
Further, prefabricated frame trestle（1）Continuous in node region, prefabricated frame is set a roof beam in place（2）Node region interruption, beam-ends with
Post side forms contact surface.The beam-ends encased steel plate（6）, the gap of beam-ends and the reserved width 20mm in post side or so is poured high-strength
Shrinking-free grouting material（7）.
Further, in prefabricated frame trestle（1）Side associated frame members beam（2）Angle steel is set at the absolute altitude of bottom（5）, pass through crab-bolt（12）
Or embedded bar is fixed on frame column（1）Side, sets a roof beam in place for prefabricated frame（2）Temporary support during lifting.
Further, the two-way duct reserved in the frame column（9）With（10）Should mutually it stagger in height, it is ensured that two sides
To reinforcing bar（4）And unbonded prestressing tendon（3）Pass through.Correspondingly, the duct reserved in two direction Vierendeel girders（11）
Should mutually it stagger in height, it is ensured that presstressed reinforcing steel passes through.
Further, the unbonded prestressing tendon（3）Soap-free emulsion polymeization for outsourcing anti-corrosion grease and pe sheath is high-strength
Underrelaxation steel strand wires, the reinforcing bar（4）For common hot-rolled reinforced bar.
The prefabricated assembled concrete frame construction beam-column connection is connected section with the framework of traditional assembled integral
Point is compared, and is had the advantages that：
（1）Prefabricated assembled concrete frame construction beam-column connection proposed by the present invention, can effectively improve prefabrication and assembly construction
The anti-seismic performance of formula concrete frame structure, mitigates the seismic Damage of structure, and structure post-seismic deformation can independently recover, significantly
Spend recoverability after the shake for improving structure.
（2）Presstressed reinforcing steel uses the high-strength underrelaxation steel of the soap-free emulsion polymeization of outsourcing anti-corrosion grease and pe sheath in the present invention
Twisted wire, thus presstressed reinforcing steel can produce Relative sliding relative to Vierendeel girder, post, while presstressed reinforcing steel consumption is also according to seldom meeting
Keep the norm for civil defense of elasticity to determine under earthquake, so that it is guaranteed that after shake structure from master reset.
（3）Using the common hot-rolled reinforced bar dissipation seismic energy being installed in frame column in reserving hole channel in the present invention, into
This is significantly lower than buckling restrained brace, while the reinforcing bar is easily changed, can turn into power consumption " insurance of the structure under geological process
Silk ".
（4）The invention belongs to dry type connecting node, it is possible to achieve live wet-less operation or seldom wet trade, easy construction,
Job site noise is low, and airborne dust is few, environmental protection, is that the new prefabricated assembled concrete frame beam column being worth promoting connects
Connection technology.
Brief description of the drawings
Fig. 1：A kind of facade structures schematic diagram of low damage Self-resetting assembly concrete concrete frame joint of the present invention；
Fig. 2：Fig. 1 horizontal cross-section structure diagram；
Fig. 3：Prefabricated frame trestle side elevation schematic diagram in Fig. 1；
Fig. 4：Precast frame beam section schematic diagram in Fig. 1.
Description of reference numerals：
1-precast concrete frame column；2-precast concrete Vierendeel girder；3-unbonded prestressing tendon；4-regular reinforcement；5—
Angle steel；6-framework beam-ends steel plate；7-High Strength Non-shrinking Filling Material；The pre-buried steel part in 8-beam side；Presstressed reinforcing steel is reserved in 9-post
Duct；Regular reinforcement duct is reserved in 10-post；Presstressed reinforcing steel duct is reserved in 11-beam；12-fix angle steel crab-bolt.
Embodiment
With reference to Fig. 1 to Fig. 4, the present invention will be further described：
As shown in Figure 1, 2, the connecting node includes precast concrete frame column（1）, two-way prefabricated concrete frame beam（2）.It is mixed
Solidifying soil frame column（1）Can or individual layer prefabricated with multilayer it is prefabricated, frame column（1）It is arranged on along the seam areas of height in floor,
Bean column node region is then continued through, the concrete frame beam of both direction（2）It is that single span is prefabricated, prefabricated frame is set a roof beam in place（2）
Node region is interrupted, the contact surface that beam-ends is connected with post side as node.Beam-ends pre-embedded steel slab（6）, on the one hand can be in lifting
During beam-ends is played a protective role, on the other hand can strengthen improve beam-ends bearing capacity, mitigate it in geological process
Under damaged condition.20mm or so gap is reserved on the outside of beam-ends steel plate between post contact surface, high strength and no shrinting grouting is poured
Material（7）, precast beam, post can be made to be brought into close contact in position of joints, and improve in the presence of prestressing force shear resistance.
Frame column（1）With two-way frame beam（2）Pass through reinforcing bar（4）And unbonded prestressing tendon（3）It is connected.Reinforcing bar（4）
Arranged along both direction, every reinforcing bar passes through frame column（1）, correspondence direction Vierendeel girder is fixed at two ends（2）Side, the reinforcing bar（4）
Can dissipate seismic energy under geological process, be easily changed after shake.Unbonded prestressing tendon（3）In two-way frame beam（2）
Interior elongated arrangement, also through frame column（1）, and it is anchored in two newel post sides of building.Pass through the two-way unbonded prestressing tendon of tensioning（3）
Make to produce frictional resistance between beam-ends and post side to resist framework Shear force within the beam end.Unbonded prestressing tendon（3）Quantity and tensioning control
Stress processed should ensure that presstressed reinforcing steel according to determination is calculated（3）Elasticity is kept under the rarely occurred earthquake of corresponding fortification intensity.
As shown in Figure 1,3, reinforcing bar（4）End mantle fiber, through frame column（1）Interior reserved duct（10）, it is solid using nut
Due to Vierendeel girder（2）The pre-buried steel part of side（8）On.The duct of frame column（10）Interior embedded steel tube, pipe diameter compares reinforcing bar（4）
The big 2-3mm of external diameter, and fill soap-free emulsion polymeization microdilatancy material, it is ensured that reinforcing bar（4）In duct（10）It is interior freely slidable.Frame column
（1）Duct（10）Position should ensure that hot-rolled reinforced bar in duct（4）It can relatively easily install or remove, if necessary may be used
Realized by locally reducing the width of beam in framework beam-ends correspondence position.
Two-way frame beam（2）Interior natural axis neighbouring position is along complete across using bellows or thin-wall steel tube reserving hole channel（11）,
Frame column（1）Two direction correspondence positions use bellows or thin-wall steel tube reserving hole channel（9）, duct（9）、（11）It is interior to set without viscous
Tie presstressed reinforcing steel（3）.Duct（9）With（11）Internal diameter should be according to set unbonded prestressing tendon can be accommodated（3）Principle
It is determined that.
As shown in figure 3, the two-way duct reserved in the frame column（9）With（10）Should mutually it stagger in height, it is ensured that
The reinforcing bar in two directions（4）And unbonded prestressing tendon（3）Pass through.Correspondingly, as shown in Fig. 1,4, in two direction Vierendeel girders
Reserved duct（11）Also should mutually it stagger in height, it is ensured that presstressed reinforcing steel passes through.
As shown in figure 1, in prefabricated frame trestle（1）Side associated frame members beam（2）Angle steel is set at the absolute altitude of bottom（5）, pass through crab-bolt
（12）Or embedded bar is fixed on frame column（1）Side, sets a roof beam in place for prefabricated frame（2）Temporary support during lifting.When for two-way frame
During frame, the angle steel（5）It should be set along the surrounding of post.The specification and quantity of crab-bolt are determined according to calculating.
Specific implementation step is as follows：
The first step：The construction and installation of prefabricated assembled frame structure lift this layer of prefabricated frame trestle in place from bottom to top, first
（1）, then lifting is respectively set a roof beam in place across prefabricated frame successively（2）, Vierendeel girder（2）Post side angle steel can be located in temporarily（5）On, while should protect
Card beam-ends leaves 20mm or so gap with post side, to ensure stability, preferably using necessary temporary support；
Second step：Unbonded prestressing tendon（3）Live blanking, and along two directions successively from the preformed hole of newel post side（9）In wear
Enter unbonded prestressing tendon；
3rd step：At each bean column node position, by the hot-rolled reinforced bar processed in advance（4）Preformed hole on through post（10）, and
Further pass through the pre-buried steel part of Vierendeel girder（8）On hole.Preformed hole（10）Middle perfusion soap-free emulsion polymeization microdilatancy material, aperture envelope
Close；
4th step：Beam-ends in the gap of post side with pouring high-strength shrinkage-free material（7）；
5th step：High-strength shrinkage-free material（7）Reach after design strength, mounting end unbonded prestressing tendon anchorage, and
Tensioning is carried out by design proof stress；
6th step, installs hot-rolled reinforced bar（4）The nut at two ends, and screw；
7th step, exposed steel piece surface Seal treatment；
8th step, this floor plate is installed in place；
9th step：The above-mentioned first step is repeated to the 8th step, completion overall structure is assembled from bottom to top by floor.
Exemplary description is carried out to the present invention above in conjunction with accompanying drawing, it is clear that realization of the invention is not by aforesaid way
Limitation, it is or not improved by the present invention as long as employing the various improvement of inventive concept and technical scheme of the present invention progress
Design and technical scheme directly apply to other occasions, within the scope of the present invention.
Claims (7)
1. a kind of prefabricated assembling type reinforced concrete two-way frame bean column node, it is characterised in that：Prefabricated frame trestle（1）In node
Region is continuous, two-way prefabricated Vierendeel girder（2）In node region interruption, beam-ends forms contact surface with post side；Frame column（1）Interior correspondence
Two-way frame beam（2）Reserving hole channel at upper and lower reinforcing bar absolute altitude（10）, penetrate reinforcing bar（4）, correspondence direction frame is fixed at reinforcing bar two ends
Set a roof beam in place（2）The pre-buried steel part of side（8）On, the reinforcing bar can dissipate seismic energy under geological process, be easily changed after shake；It is double
To Vierendeel girder（2）Interior natural axis neighbouring position reserving hole channel（11）, frame column is also along two directions（1）Correspondence position reserving hole channel
（9）, duct（9）、（11）Interior setting unbonded prestressing tendon（3）, pass through the two-way unbonded prestressing tendon of tensioning（3）Make beam-ends with
Frictional resistance is produced between post side to resist framework Shear force within the beam end；Meanwhile, unbonded prestressing tendon（3）It is designed as making in rarely occurred earthquake
Elasticity is kept with lower, it is ensured that the node is after earthquake from master reset；Using the prefabricated assembling type reinforced mixed of node connection
Solidifying soil frame structure system may be implemented under rarely occurred earthquake after zero damage or slight damage, and shake from master reset, and shock resistance is big
Amplitude is improved.
2. prefabricated assembling type reinforced concrete concrete frame joint according to claim 1, it is characterised in that：Frame column（1）
Interior correspondence two-way frame beam（2）The duct reserved at upper and lower reinforcing bar absolute altitude（10）Interior embedded steel tube, and penetrate reinforcing bar（4）, steel pipe
Internal diameter compares reinforcing bar（4）Filling soap-free emulsion polymeization microdilatancy material in the big 2-3mm of external diameter, steel pipe, it is ensured that reinforcing bar（4）In duct（10）It is interior can
Slidably；Reinforcing bar（4）End mantle fiber, Vierendeel girder is fixed on using nut（2）The pre-buried steel part of side（8）On；Frame column（1）
Duct（10）Position should ensure that hot-rolled reinforced bar in duct（4）It can relatively easily install or remove, can lead to if necessary
Cross and locally reduce the width of beam to realize in framework beam-ends correspondence position.
3. prefabricated assembling type reinforced concrete concrete frame joint according to claim 1, it is characterised in that：Two-way frame beam
（2）Interior natural axis neighbouring position is along complete across using bellows or thin-wall steel tube reserving hole channel（11）, frame column（1）Two directions correspondence
Position uses bellows or thin-wall steel tube reserving hole channel（9）, duct（9）、（11）Interior setting unbonded prestressing tendon（3）, without viscous
The elongated setting of presstressed reinforcing steel is tied, and is anchored in two newel post sides of building；Unbonded prestressing tendon（3）Quantity and control stress for prestressing
Determined according to calculating, should ensure that presstressed reinforcing steel keeps elasticity under the rarely occurred earthquake of correspondence fortification intensity.
4. prefabricated assembling type reinforced concrete concrete frame joint according to claim 1, it is characterised in that：Prefabricated frame trestle
（1）Continuous in node region, prefabricated frame is set a roof beam in place（2）In node region interruption, beam-ends forms contact surface with post side；Outside the beam-ends
Steel plated（6）, the gap of beam-ends and the reserved width 20mm in post side or so pours high-strength shrinkage-free material（7）.
5. prefabricated assembling type reinforced concrete concrete frame joint according to claim 1, it is characterised in that：In precast frame
Post（1）Side associated frame members beam（2）Angle steel is set at the absolute altitude of bottom（5）, pass through crab-bolt（12）Or embedded bar is fixed on frame column（1）
Side, sets a roof beam in place for prefabricated frame（2）Temporary support during lifting.
6. prefabricated assembling type reinforced concrete concrete frame joint according to claim 1, it is characterised in that：The frame column
Interior reserved two-way duct（9）With（10）Should mutually it stagger in height, it is ensured that the reinforcing bar in two directions（4）And prestressing without bondn
Muscle（3）Pass through；Correspondingly, the duct reserved in two direction Vierendeel girders（11）Also should mutually it stagger in height, it is ensured that nothing
Binding prestress reinforcement（3）Pass through.
7. prefabricated assembling type reinforced concrete concrete frame joint according to claim 1, it is characterised in that：The soap-free emulsion polymeization
Presstressed reinforcing steel（3）For the high-strength underrelaxation steel strand wires of soap-free emulsion polymeization of outsourcing anti-corrosion grease and pe sheath, the reinforcing bar（4）For
Common hot-rolled reinforced bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610621964.7A CN107237402B (en) | 2016-08-02 | 2016-08-02 | Low-damage self-resetting assembled concrete bidirectional frame beam column node |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610621964.7A CN107237402B (en) | 2016-08-02 | 2016-08-02 | Low-damage self-resetting assembled concrete bidirectional frame beam column node |
Publications (2)
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| CN107237402A true CN107237402A (en) | 2017-10-10 |
| CN107237402B CN107237402B (en) | 2023-04-28 |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107795012A (en) * | 2017-11-01 | 2018-03-13 | 大连理工大学 | Active constraint formula cast in place frame bean column node system based on retarded adhesive prestressed technology |
| CN108149791A (en) * | 2018-03-06 | 2018-06-12 | 南京工业大学 | The prefabricated assembled frame structure of prestressing force of automatic control energy consumption |
| CN108277880A (en) * | 2018-01-24 | 2018-07-13 | 南京工业大学 | A kind of follow-on automatic control energy consumption unbonded prestressed reinforced concrete frame |
| CN108755975A (en) * | 2018-07-13 | 2018-11-06 | 大连理工大学 | A kind of the assembled connecting node and construction method of replaceable Self-resetting |
| CN109183985A (en) * | 2018-10-19 | 2019-01-11 | 沈华 | A kind of novel dry full-prefabricated assembled concrete frame linked system |
| CN109339226A (en) * | 2018-11-16 | 2019-02-15 | 华侨大学 | A kind of prefabricated assembling type reinforced concrete beam-column connection structure |
| CN110158769A (en) * | 2019-05-16 | 2019-08-23 | 东南大学 | Full assembled is bolted Self-resetting bean column node, installation method and self-resetting method |
| CN111648467A (en) * | 2020-06-22 | 2020-09-11 | 山东建筑大学 | High-position splicing energy-consumption beam column node and manufacturing method |
| CN113123462A (en) * | 2021-05-25 | 2021-07-16 | 重庆大学 | Large-span prestressed concrete assembled frame connecting joint and construction method |
| CN115162511A (en) * | 2022-07-29 | 2022-10-11 | 东南大学 | High-efficient viscous energy dissipation prestressing force frame |
| CN116025060A (en) * | 2022-11-17 | 2023-04-28 | 龙信建设集团有限公司 | Assembled concrete frame with bolt prestress mixed connection and construction process thereof |
| CN116716977A (en) * | 2023-08-07 | 2023-09-08 | 山西一建集团有限公司 | Auxiliary device for connecting assembled concrete frame nodes |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU870619A1 (en) * | 1979-09-24 | 1981-10-07 | Институт сейсмостойкого строительства и сейсмологии АН Таджикской ССР | Assembly joint of cross-bar and upper part of framework column |
| CN2784490Y (en) * | 2005-04-22 | 2006-05-31 | 北京工业大学 | Prestress connection node for beam column of assembled concrete frame structure |
| CN204645273U (en) * | 2015-04-01 | 2015-09-16 | 淮海工学院 | A kind of prestressing force Self-resetting concrete space frame node |
| CN105649202A (en) * | 2016-01-11 | 2016-06-08 | 安徽理工大学 | Prestress fabricated frame joint structure and construction method thereof |
| CN205875395U (en) * | 2016-08-02 | 2017-01-11 | 北京市建筑工程研究院有限责任公司 | Prestressing force is from restoring to throne assembled concrete frame beam column node |
-
2016
- 2016-08-02 CN CN201610621964.7A patent/CN107237402B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU870619A1 (en) * | 1979-09-24 | 1981-10-07 | Институт сейсмостойкого строительства и сейсмологии АН Таджикской ССР | Assembly joint of cross-bar and upper part of framework column |
| CN2784490Y (en) * | 2005-04-22 | 2006-05-31 | 北京工业大学 | Prestress connection node for beam column of assembled concrete frame structure |
| CN204645273U (en) * | 2015-04-01 | 2015-09-16 | 淮海工学院 | A kind of prestressing force Self-resetting concrete space frame node |
| CN105649202A (en) * | 2016-01-11 | 2016-06-08 | 安徽理工大学 | Prestress fabricated frame joint structure and construction method thereof |
| CN205875395U (en) * | 2016-08-02 | 2017-01-11 | 北京市建筑工程研究院有限责任公司 | Prestressing force is from restoring to throne assembled concrete frame beam column node |
Non-Patent Citations (1)
| Title |
|---|
| 梁兆杰;: "试论钢筋混凝土框架节点抗震性能及应对措施" * |
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