CN104452567A - Novel swing type double-deck bridge bent frame - Google Patents
Novel swing type double-deck bridge bent frame Download PDFInfo
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- CN104452567A CN104452567A CN201410727741.XA CN201410727741A CN104452567A CN 104452567 A CN104452567 A CN 104452567A CN 201410727741 A CN201410727741 A CN 201410727741A CN 104452567 A CN104452567 A CN 104452567A
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- prefabricated
- bent
- bent cap
- precast pier
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D1/00—Bridges in general
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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Abstract
The invention discloses a novel swing type double-deck bridge bent frame which comprises a bent frame foundation, a group of bottom prefabricated bridge piers, a bottom prefabricated cover beam, a group of top prefabricated bridge piers, a top prefabricated cover beam, unbonded prestressing tendons, buckling-restrained braces and steel connecting pieces, wherein the bottom prefabricated bridge piers are respectively arranged at the left end and the right end of the bent frame foundation, and the bottom prefabricated cover beam is arranged at the top ends of the bottom prefabricated bridge piers; the top prefabricated bridge piers are respectively arranged at the left end and the right end of the bottom prefabricated cover beam, and the top prefabricated cover beam is arranged at the top ends of the top prefabricated bridge piers; the unbonded prestressing tendons penetrate through the two ends of the bottom prefabricated bridge piers, are respectively connected with the bent frame foundation and the bottom prefabricated cover beam and used for providing self-restoring capacity for the bent frame; the buckling-restrained braces are arranged between the bottom prefabricated cover beam and the bent frame foundation and used for providing main transverse stiffness and energy-dissipating capacity. The design of the double-deck bridge bent frame realizes the idea of functional separation, and the vertical bearing capacity of the bent frame is born by the prefabricated bridge piers and the prefabricated cover beams under a normal service condition. The transverse bridge stiffness and the energy-dissipating capacity of the bent frame are mainly born by the buckling-restrained braces under the action of an earthquake.
Description
Technical field
The present invention relates to novel bridge structural system, particularly the novel bridge bent structure system of Double-deck Viaduct beam.
Background technology
Double-deck Viaduct beam has well played multilevel traffic advantage, and under the overall background that Urban Traffic Jam Based is day by day serious, Double-deck Viaduct beam has wide application prospect in Urban Bridge Construction.
Traditional bridge construction adopts the form of cast in situs mostly, and the construction period is long, causes have a strong impact on urban traffic and surrounding environment.The bridge main bearing member such as bridge pier, bent cap, girder are realized prefabrication, and scene only needs to be mounted for prefabricated-assembled bridge construction, can accelerating construction progress greatly, reduces construction cost, reduces the impact on urban traffic and environmental problem.In Urban Bridge engineering construction, application prospect is extensive.But the shock resistance of prefabricated-unit construction bridge girder construction is weak, and form of structure is single, hinder its application in bridge engineering, never solve very well.
Summary of the invention
The present invention is directed to above-mentioned technical problem, propose a kind of employing precast assembly structure, and provide main lateral stiffness and energy dissipation capacity by anti-buckling being supported in, the Novel swing type dual deck bridge framed bent of framed bent self-resetting capability is provided by vertical unbonded prestressing tendon.
For reaching above object, be achieved through the following technical solutions:
A kind of Novel swing type dual deck bridge framed bent, comprise: bent foundation, be arranged at one group of bottom precast pier at the left and right two ends of bent foundation respectively, be arranged at the prefabricated bent cap of bottom on bottom precast pier top, be arranged at one group of top layer precast pier at two ends, bottom prefabricated bent cap left and right respectively, be arranged at the prefabricated bent cap of top layer on top layer precast pier top, unbonded prestressing tendon, anti-buckling support and steel connecting piece;
The hole that unbonded prestressing tendon passes is remained in advance in bottom precast pier;
Unbonded prestressing tendon quantity and bottom precast pier quantity Matching, and unbonded prestressing tendon passes through hole reserved in bottom precast pier through bottom precast pier, unbonded prestressing tendon anchoring lower ends in bent foundation, upper end through the prefabricated bent cap of bottom in bottom prefabricated bent cap upper end Shi Hanzhang and anchoring;
Anti-buckling support upper/lower terminal is linked with bent foundation and the prefabricated bent cap of bottom respectively by steel connecting piece.
As preferably, anti-buckling supported amount is two, and with the prefabricated bent cap longitudinal centre line of bottom for reference to being symmetrical arranged;
In said structure, the prefabricated bent cap of bottom, the prefabricated bent cap of top layer, bottom precast pier, top layer precast pier are precast construction, and job site becomes dual deck bridge framed bent, are typical precast assembly structures, are convenient to rapid construction;
The upper and lower two ends of bottom precast pier and the prefabricated bent cap of bottom, the common vertical muscle of bent foundation coupling position and concrete discontinuous, will reaction be waved under earthquake, thus greatly alleviates the seismic forces that superstructure bears;
Be wet joint form between the upper and lower two ends of top layer precast pier and the prefabricated bent cap of top layer, the prefabricated bent cap of bottom, common vertical muscle is continuous, and concrete bonds mutually, is overall structure form under load, does not wave reaction;
The Main Function of vertical unbonded prestressing tendon is to provide bottom framed bent to wave reacted self-resetting capability, still can homing put after structure is shaken;
The Main Function of anti-buckling support is to provide framed bent direction across bridge rigidity and energy dissipation capacity, and under geological process, the damage of whole framed bent system will concentrate on anti-buckling support, and the anti-buckling support damaged after shake can be replaced fast.
A mounting method for Novel swing type dual deck bridge framed bent, comprises the steps:
Step one, bent foundation site operation, and by unbonded prestressing tendon anchoring in bent foundation; Then, bottom precast pier is constructed, and by unbonded prestressing tendon through bottom precast pier;
Step 2, the prefabricated Coping Construction of bottom, the reserved duct through unbonded prestressing tendon in the prefabricated bent cap of bottom, unbonded prestressing tendon through after the prefabricated bent cap of bottom, at bottom prefabricated bent cap top Shi Hanzhang and anchoring; Bottom precast pier and bent foundation, the prefabricated bent cap junction of bottom are all designed to wave joint form, concrete and common vertical muscle all discontinuous;
Step 3, top layer precast pier, the prefabricated Coping Construction of top layer; Common vertical muscle is reserved at the upper and lower two ends of top layer precast pier, the hole that the prefabricated bent cap of insertion bottom, the prefabricated bent cap of top layer are reserved, and pours into high strength cement mortar; Top layer precast pier and the prefabricated bent cap of bottom, top layer prefabricated bent cap junction are all designed to wet joint form, concrete and common vertical muscle all continuous;
Step 4, anti-buckling Construction of Supporting, install steel connecting piece at bent foundation and the prefabricated bent cap of bottom, anti-buckling support is linked by steel connecting piece and bent foundation, the prefabricated bent cap of bottom.
Adopt the present invention of technique scheme:
1. all bridge piers, bent cap etc. are prefabricated units, only need on-site consolidation to form bridge platoon shelf structure, can accelerating construction progress greatly, reduce the impact of site operation on urban traffic and environment.
2. dual deck bridge framed bent comprises upper and lower two-layer bent cap, can form Double-deck Viaduct beam, greatly increases bridge engineering and to be open to traffic ability.
3. bottom precast pier and the prefabricated bent cap of bottom, bent foundation seam crossing do not arrange the vertical muscle that consumes energy, and reduce site operation difficulty, can accelerating construction progress.In addition, seam crossing is formed and waves-Self-resetting reaction under geological process, greatly alleviates the seismic forces that framed bent bears, and then reduces the seismic Damage of bent structure.
4. the anti-buckling dual deck bridge framed bent that is supported for provides main lateral stiffness and energy dissipation capacity, and under geological process, the damage of framed bent will concentrate on anti-buckling support, becomes " fuse " of seismic design of structures.And the anti-buckling support damaged after shake can be replaced fast, recover rapidly framed bent and to be open to traffic ability.
5. vertical unbonded prestressing tendon will provide the self-resetting capability of framed bent, greatly reduce the residual displacement of framed bent under geological process, realize the seismic Damage Control Design of structure.
6. the design of dual deck bridge framed bent achieves the theory of " function separation ", and under normal operating condition, the vertical bearing capacity of framed bent is carried on a shoulder pole by precast pier, preform lid joist support; Under geological process, framed bent direction across bridge rigidity and energy dissipation capacity are then born mainly through anti-buckling support.
Compared with traditional bridge framed bent, the present invention has 5 outstanding advantages, and first precast construction can accelerating construction progress greatly, reduces the adverse effect that work progress brings urban traffic and environment; Its two, dual deck bridge framed bent can supporting double-layer viaduct, greatly increases bridge and to be open to traffic ability; They are three years old, the generation of waving reaction between bottom precast pier and the prefabricated bent cap of bottom, bent foundation will change framed bent force modes and deformation mechanism, reduce the seismic forces that framed bent bears, the problems such as the short column shearing resistance that traditional Ductility Design is faced, bridge pier ductility deficiency improve; Its four, due to the elastic restoring force that unbonded prestressing tendon provides, after the shake of bridge pier, residual displacement and concrete cracking destroy and reduce, and the seismic Damage of structure is reduced greatly; Its five, under earthquake, the damage of framed bent will concentrate on anti-buckling support, become " fuse " of seismic design of structures, and the anti-buckling support damaged can be replaced fast, recover rapidly framed bent and be open to traffic ability.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to technological means of the present invention can be better understood, and can be implemented according to the content of manual, and can become apparent to allow above and other object of the present invention, feature and advantage, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, be described in detail as follows.
Accompanying drawing explanation
The present invention is totally 5 width accompanying drawings, wherein:
Fig. 1 is overall structure schematic diagram of the present invention.
Fig. 2 is structural representation after bent foundation, the construction of bottom precast pier.
Fig. 3 is structural representation after the prefabricated Coping Construction of bottom.
Fig. 4 is structural representation after top layer precast pier, the prefabricated Coping Construction of top layer.
Fig. 5 is structural representation after anti-buckling Construction of Supporting.
In figure: 1, bent foundation, 2, the prefabricated bent cap of bottom, 3, the prefabricated bent cap of top layer, 4, bottom precast pier, 5, top layer precast pier, 6, anti-buckling support, 7, unbonded prestressing tendon, 8, steel connecting piece.
Detailed description of the invention
A kind of Novel swing type dual deck bridge framed bent as shown in Figures 1 to 5, comprise: bent foundation 1, be arranged at one group of bottom precast pier 4 at the left and right two ends of bent foundation 1 respectively, be arranged at the prefabricated bent cap 2 of bottom on bottom precast pier 4 top, be arranged at one group of top layer precast pier 5 at bottom prefabricated bent cap about 2 two ends respectively, be arranged at the prefabricated bent cap 3 of top layer on top layer precast pier 5 top, unbonded prestressing tendon 7, anti-buckling support 6 and steel connecting piece 8;
The hole that unbonded prestressing tendon 7 passes is remained in advance in bottom precast pier 4;
Unbonded prestressing tendon 7 quantity and bottom precast pier 4 quantity Matching, and unbonded prestressing tendon 7 passes through hole reserved in bottom precast pier 4 through bottom precast pier 4, unbonded prestressing tendon 7 anchoring lower ends in bent foundation 1, upper end through the prefabricated bent cap of bottom 2 in bottom prefabricated bent cap 2 upper end Shi Hanzhang and anchoring;
Anti-buckling support 6 upper/lower terminal is linked with bent foundation 1 and the prefabricated bent cap 2 of bottom respectively by steel connecting piece 8.
As preferably, anti-buckling support 6 quantity is two, and with bottom prefabricated bent cap 2 longitudinal centre line for reference to being symmetrical arranged;
In said structure, the prefabricated bent cap of bottom, the prefabricated bent cap of top layer, bottom precast pier, top layer precast pier are precast construction, and job site becomes dual deck bridge framed bent, are typical precast assembly structures, are convenient to rapid construction;
The upper and lower two ends of bottom precast pier and the prefabricated bent cap of bottom, the common vertical muscle of bent foundation coupling position and concrete discontinuous, will reaction be waved under earthquake, thus greatly alleviates the seismic forces that superstructure bears;
Be wet joint form between the upper and lower two ends of top layer precast pier and the prefabricated bent cap of top layer, the prefabricated bent cap of bottom, common vertical muscle is continuous, and concrete bonds mutually, is overall structure form under load, does not wave reaction;
The Main Function of vertical unbonded prestressing tendon is to provide bottom framed bent to wave reacted self-resetting capability, still can homing put after structure is shaken;
The Main Function of anti-buckling support is to provide framed bent direction across bridge rigidity and energy dissipation capacity, and under geological process, the damage of whole framed bent system will concentrate on anti-buckling support, and the anti-buckling support damaged after shake can be replaced fast.
A mounting method for Novel swing type dual deck bridge framed bent, comprises the steps:
Step one, bent foundation 1 site operation, and by unbonded prestressing tendon 7 anchoring in bent foundation 1; Then, bottom precast pier 4 is constructed, and by unbonded prestressing tendon 7 through bottom precast pier 4;
Step 2, the prefabricated bent cap 2 of bottom is constructed, the reserved duct through unbonded prestressing tendon 7 in the prefabricated bent cap 2 of bottom, unbonded prestressing tendon 7 through after the prefabricated bent cap 2 of bottom, at bottom prefabricated bent cap 2 top Shi Hanzhang and anchoring; Bottom precast pier 4 and bent foundation 1, bottom prefabricated bent cap 2 junction are all designed to wave joint form, concrete and common vertical muscle all discontinuous;
Step 3, top layer precast pier 5, the prefabricated bent cap 3 of top layer is constructed; Common vertical muscle is reserved at top layer precast pier about 5 two ends, the hole that the prefabricated bent cap of the prefabricated bent cap of insertion bottom 2, top layer 3 is reserved, and pours into high strength cement mortar; Top layer precast pier 5 and the prefabricated bent cap of bottom 2, top layer prefabricated bent cap 3 junction are all designed to wet joint form, concrete and common vertical muscle all continuous;
Step 4, anti-buckling support 6 is constructed, and installs steel connecting piece 8 at bent foundation 1 and the prefabricated bent cap 2 of bottom, and anti-buckling support 6 is linked with bent foundation 1, the prefabricated bent cap 2 of bottom by steel connecting piece 8.
Adopt the present invention of technique scheme:
1. all bridge piers, bent cap etc. are prefabricated units, only need on-site consolidation to form bridge platoon shelf structure, can accelerating construction progress greatly, reduce the impact of site operation on urban traffic and environment.
2. dual deck bridge framed bent comprises upper and lower two-layer bent cap, can form Double-deck Viaduct beam, greatly increases bridge engineering and to be open to traffic ability.
3. bottom precast pier and the prefabricated bent cap of bottom, bent foundation seam crossing do not arrange the vertical muscle that consumes energy, and reduce site operation difficulty, can accelerating construction progress.In addition, seam crossing is formed and waves-Self-resetting reaction under geological process, greatly alleviates the seismic forces that framed bent bears, and then reduces the seismic Damage of bent structure.
4. the anti-buckling dual deck bridge framed bent that is supported for provides main lateral stiffness and energy dissipation capacity, and under geological process, the damage of framed bent will concentrate on anti-buckling support, becomes " fuse " of seismic design of structures.And the anti-buckling support damaged after shake can be replaced fast, recover rapidly framed bent and to be open to traffic ability.
5. vertical unbonded prestressing tendon will provide the self-resetting capability of framed bent, greatly reduce the residual displacement of framed bent under geological process, realize the seismic Damage Control Design of structure.
6. the design of dual deck bridge framed bent achieves the theory of " function separation ", and under normal operating condition, the vertical bearing capacity of framed bent is carried on a shoulder pole by precast pier, preform lid joist support; Under geological process, framed bent direction across bridge rigidity and energy dissipation capacity are then born mainly through anti-buckling support.
Compared with traditional bridge framed bent, the present invention has 5 outstanding advantages, and first precast construction can accelerating construction progress greatly, reduces the adverse effect that work progress brings urban traffic and environment; Its two, dual deck bridge framed bent can supporting double-layer viaduct, greatly increases bridge and to be open to traffic ability; They are three years old, the generation of waving reaction between bottom precast pier and the prefabricated bent cap of bottom, bent foundation will change framed bent force modes and deformation mechanism, reduce the seismic forces that framed bent bears, the problems such as the short column shearing resistance that traditional Ductility Design is faced, bridge pier ductility deficiency improve; Its four, due to the elastic restoring force that unbonded prestressing tendon provides, after the shake of bridge pier, residual displacement and concrete cracking destroy and reduce, and the seismic Damage of structure is reduced greatly; Its five, under earthquake, the damage of framed bent will concentrate on anti-buckling support, become " fuse " of seismic design of structures, and the anti-buckling support damaged can be replaced fast, recover rapidly framed bent and be open to traffic ability.
The above, it is only preferred embodiment of the present invention, not any pro forma restriction is done to the present invention, although the present invention discloses as above with preferred embodiment, but and be not used to limit the present invention, any those skilled in the art are not departing within the scope of technical solution of the present invention, when the technology contents that appeal can be utilized to disclose is made a little change or is modified to the Equivalent embodiments of equivalent variations, in every case be the content not departing from technical solution of the present invention, according to technical spirit of the present invention to any simple modification made for any of the above embodiments, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (3)
1. a Novel swing type dual deck bridge framed bent, it is characterized in that: comprise, bent foundation (1), be arranged at bent foundation (1) respectively left, one group of bottom precast pier (4) at right two ends, be arranged at the prefabricated bent cap of bottom (2) on bottom precast pier (4) top, be arranged at one group of top layer precast pier (5) at the prefabricated bent cap of bottom (2) two ends, left and right respectively, be arranged at the prefabricated bent cap of top layer (3) on top layer precast pier (5) top, unbonded prestressing tendon (7), anti-buckling support (6) and steel connecting piece (8),
The hole that unbonded prestressing tendon (7) passes is remained in advance in described bottom precast pier (4);
Described unbonded prestressing tendon (7) quantity and bottom precast pier (4) quantity Matching, and unbonded prestressing tendon (7) by hole reserved in bottom precast pier (4) through bottom precast pier (4), described unbonded prestressing tendon (7) anchoring lower ends in bent foundation (1), upper end through the prefabricated bent cap of bottom (2) in the prefabricated bent cap of bottom (2) upper end Shi Hanzhang and anchoring;
Described anti-buckling support (6) upper/lower terminal is linked with bent foundation (1) and the prefabricated bent cap of bottom (2) respectively by steel connecting piece (8).
2. a kind of Novel swing type dual deck bridge framed bent according to claim 1, is characterized in that: described anti-buckling support (6) quantity is two, and with the prefabricated bent cap of bottom (2) longitudinal centre line for reference is symmetrical arranged.
3. a mounting method for Novel swing type dual deck bridge framed bent, is characterized in that, comprises the steps:
Step one, bent foundation (1) site operation, and by unbonded prestressing tendon (7) anchoring in bent foundation (1); Then, bottom precast pier (4) is constructed, and by unbonded prestressing tendon (7) through bottom precast pier (4);
Step 2, the prefabricated bent cap of bottom (2) is constructed, the reserved duct through unbonded prestressing tendon (7) in the prefabricated bent cap of bottom (2), unbonded prestressing tendon (7) through after the prefabricated bent cap of bottom (2), at the prefabricated bent cap of bottom (2) top Shi Hanzhang and anchoring; Bottom precast pier (4) and bent foundation (1), the prefabricated bent cap of bottom (2) junction are all designed to wave joint form, concrete and common vertical muscle all discontinuous;
Step 3, top layer precast pier (5), the prefabricated bent cap of top layer (3) is constructed; Top layer precast pier (5) reserves common vertical muscle in two ends up and down, the hole that the insertion prefabricated bent cap of bottom (2), the prefabricated bent cap of top layer (3) are reserved, and pours into high strength cement mortar; Top layer precast pier (5) and the prefabricated bent cap of bottom (2), the prefabricated bent cap of top layer (3) junction are all designed to wet joint form, concrete and common vertical muscle all continuous;
Step 4, anti-buckling support (6) is constructed, install steel connecting piece (8) at bent foundation (1) and the prefabricated bent cap of bottom (2), anti-buckling support (6) is linked by steel connecting piece (8) and bent foundation (1), the prefabricated bent cap of bottom (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410727741.XA CN104452567B (en) | 2014-12-03 | 2014-12-03 | A kind of swing dual deck bridge framed bent and mounting method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410727741.XA CN104452567B (en) | 2014-12-03 | 2014-12-03 | A kind of swing dual deck bridge framed bent and mounting method thereof |
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| Publication Number | Publication Date |
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| CN104452567A true CN104452567A (en) | 2015-03-25 |
| CN104452567B CN104452567B (en) | 2016-04-20 |
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| CN201410727741.XA Expired - Fee Related CN104452567B (en) | 2014-12-03 | 2014-12-03 | A kind of swing dual deck bridge framed bent and mounting method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106087702A (en) * | 2016-06-09 | 2016-11-09 | 防灾科技学院 | A kind of based on band perps power consumption angle steel wave Self-resetting dual deck bridge framed bent pier |
| CN107165038A (en) * | 2017-07-13 | 2017-09-15 | 北京市市政工程设计研究总院有限公司 | The complete prefabricated substructure and construction method of a kind of bridge |
| CN113481833A (en) * | 2021-07-23 | 2021-10-08 | 北京工业大学 | Prefabricated assembly type swing pier structure system with additional energy dissipation support or self-resetting energy dissipation support |
| CN113882283A (en) * | 2021-08-29 | 2022-01-04 | 北京工业大学 | Existing pier seismic transformation construction method based on low-damage concept |
| CN114395977A (en) * | 2022-02-15 | 2022-04-26 | 中南大学 | Replaceable shear-resistant energy dissipation device for hollow swing pier of high-speed railway |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1277288A (en) * | 1999-06-01 | 2000-12-20 | 株式会社大林组 | Viaduct bridge substructure and its design method |
| JP2003239220A (en) * | 2002-02-18 | 2003-08-27 | Shimizu Corp | Vibration control elevated structure |
| CN103628402A (en) * | 2013-12-20 | 2014-03-12 | 中铁二院工程集团有限责任公司 | Earthquake energy dissipation structure of multi-pillar pier |
| CN203639798U (en) * | 2013-12-19 | 2014-06-11 | 清华大学 | Function-recoverable bridge |
| CN104153287A (en) * | 2014-07-07 | 2014-11-19 | 上海应用技术学院 | Segmental assembled concrete frame pier system with self-reset function and method |
-
2014
- 2014-12-03 CN CN201410727741.XA patent/CN104452567B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1277288A (en) * | 1999-06-01 | 2000-12-20 | 株式会社大林组 | Viaduct bridge substructure and its design method |
| JP2003239220A (en) * | 2002-02-18 | 2003-08-27 | Shimizu Corp | Vibration control elevated structure |
| CN203639798U (en) * | 2013-12-19 | 2014-06-11 | 清华大学 | Function-recoverable bridge |
| CN103628402A (en) * | 2013-12-20 | 2014-03-12 | 中铁二院工程集团有限责任公司 | Earthquake energy dissipation structure of multi-pillar pier |
| CN104153287A (en) * | 2014-07-07 | 2014-11-19 | 上海应用技术学院 | Segmental assembled concrete frame pier system with self-reset function and method |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106087702A (en) * | 2016-06-09 | 2016-11-09 | 防灾科技学院 | A kind of based on band perps power consumption angle steel wave Self-resetting dual deck bridge framed bent pier |
| CN106087702B (en) * | 2016-06-09 | 2017-12-29 | 防灾科技学院 | It is a kind of based on waving Self-resetting dual deck bridge framed bent pier with perps power consumption angle steel |
| CN107165038A (en) * | 2017-07-13 | 2017-09-15 | 北京市市政工程设计研究总院有限公司 | The complete prefabricated substructure and construction method of a kind of bridge |
| CN107165038B (en) * | 2017-07-13 | 2018-12-07 | 北京市市政工程设计研究总院有限公司 | A kind of complete prefabricated substructure and construction method of bridge |
| CN113481833A (en) * | 2021-07-23 | 2021-10-08 | 北京工业大学 | Prefabricated assembly type swing pier structure system with additional energy dissipation support or self-resetting energy dissipation support |
| CN113882283A (en) * | 2021-08-29 | 2022-01-04 | 北京工业大学 | Existing pier seismic transformation construction method based on low-damage concept |
| CN114395977A (en) * | 2022-02-15 | 2022-04-26 | 中南大学 | Replaceable shear-resistant energy dissipation device for hollow swing pier of high-speed railway |
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|---|---|
| CN104452567B (en) | 2016-04-20 |
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