CN104499426B - Utilize vibration absorption and isolation support at the bottom of the pier of swinging rolling device and steel plate damper - Google Patents
Utilize vibration absorption and isolation support at the bottom of the pier of swinging rolling device and steel plate damper Download PDFInfo
- Publication number
- CN104499426B CN104499426B CN201410729893.3A CN201410729893A CN104499426B CN 104499426 B CN104499426 B CN 104499426B CN 201410729893 A CN201410729893 A CN 201410729893A CN 104499426 B CN104499426 B CN 104499426B
- Authority
- CN
- China
- Prior art keywords
- plate
- steel plate
- upper bracket
- hemisphere groove
- lower support
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/04—Bearings; Hinges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/04—Bearings; Hinges
- E01D19/042—Mechanical bearings
- E01D19/043—Roller bearings
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/04—Bearings; Hinges
- E01D19/042—Mechanical bearings
- E01D19/045—Line and point rocker bearings
Abstract
The invention discloses vibration absorption and isolation support at the bottom of the pier utilizing swinging rolling device and steel plate damper, comprise: upper bracket plate, lower support plate, bearing body, upper bracket plate, lower support plate and bearing body carry out embedding by outstanding hemisphere and hemisphere groove and assemble, again the hemisphere groove outer surrounding of bearing body is processed as horizontal plane, and gradate as sphere to surrounding,-scroll mechanism is waved in realization, forms energy consuming mechanism again by steel plate damper cover as outside, gap between lower support plate and upper bracket plate; Adopt the present invention of technique scheme, by waving-scroll mechanism alleviates the geological process that top bridge construction is born, by energy consuming mechanism earthquake energy, and is convenient to shake rear reparation.
Description
Technical field
The present invention relates to novel bridge structural system, particularly utilize vibration absorption and isolation support at the bottom of the novel pier of swinging rolling device and steel plate damper.
Background technology
Domestic and international all previous violent earthquake all causes serious bridge pier earthquake and causes bridge collapse, utilize and subtract seismic isolation technology and reduce the seismic forces that bridge pier and superstructure bear, and finally improve antivibration capability of bridge, the safe tool of guarantee transportation lifeline is of great significance.Seismic isolation device is utilized to be a kind of technology having very much application prospect to improve the thinking of antivibration capability of bridge.
Bridge seismic isolation device conventional is at present arranged at pier coping portion more, and the bridge that this method has just connect Dun Ding is inapplicable, and the bridge pier damaged after shake is difficult to repair.Novel seismic isolation device is proposed, alleviate bridge pier seismic Damage and infringement bridge pier can repair fast, be always engineers pursue target, be also the problem do not resolved.
Summary of the invention
The present invention is directed to above-mentioned technical problem, propose a kind ofly to adopt vibration absorption and isolation support at the bottom of the novel pier of swinging rolling device and steel plate damper.
For reaching above object, be achieved through the following technical solutions:
Utilize vibration absorption and isolation support at the bottom of the novel pier of swinging rolling device and steel plate damper, comprising:
Be fixed on the upper bracket plate of bridge pier lower surface, be fixed on the lower support plate of basic upper surface, be held on the bearing body between upper bracket plate and lower support plate, and be arranged at the steel plate damper between lower support plate and upper bracket plate;
Steel plate damper cover forms the container cavity for holding bearing body as outside, gap between lower support plate and upper bracket plate;
Bearing body upper end face and rear surface are respectively arranged with hemisphere groove I and hemisphere groove II, hemisphere groove I and hemisphere groove II center line and bearing body central axes, and hemisphere groove I and hemisphere groove II with bearing body central axis to for reference axis is to being oppositely arranged;
The outer surrounding of hemisphere groove I and hemisphere groove II is horizontal plane, and gradates as sphere to surrounding;
Upper bracket plate lower surface is provided with the protrusion hemisphere I for embedding hemisphere groove I; Lower support plate upper surface is provided with the protrusion hemisphere II for embedding hemisphere groove II;
Steel plate damper adopts low yield strength steel plate, and each block plate top and bottom is fixed with upper bracket plate and lower support plate respectively by bolt assembly, and each block plate has vertical core.
Adopt the present invention of technique scheme:
1. upper bracket plate, lower support plate and bearing body constitute the vertical force transmission mechanism of vibration absorption and isolation support at the bottom of novel pier, the vertical force under bridge pier normal operating condition can be born, and under macroseism, wave-scroll mechanism, greatly alleviate the seismic forces that superstructure is born, and then under realizing large shake, bridge pier avoids damage.
2. protrude hemisphere ensure that earthquake undersetting wave-scroll mechanism after self-resetting capability, and the side direction shear-carrying capacity of bearing can be provided.
3. steel plate damper provides the energy dissipation capacity of vibration absorption and isolation support at the bottom of novel pier under earthquake.
4. under geological process, at the bottom of novel pier, the damage of vibration absorption and isolation support will concentrate on steel plate damper, and the steel plate damper damaged can be replaced fast, thus recover the shock resistance of vibration absorption and isolation support at the bottom of novel pier rapidly.
5. vibration absorption and isolation support at the bottom of novel pier achieves the aseismatic design concept of " function separation ", and upper bracket plate, lower support plate and bearing body constitute the vertical force transmission mechanism of vibration absorption and isolation support at the bottom of novel pier, and steel plate damper is then mainly used in power consumption.
6. after adopting vibration absorption and isolation support at the bottom of novel pier, top bridge pier and vibration absorption and isolation support at the bottom of pier all can prefabrications, and scene only needs to install, can accelerating construction progress greatly, and minimizing work progress is on the impact of traffic and surrounding environment.
Compared with traditional axle beam support, the present invention has 3 outstanding advantages, and the first waves the-generation of scroll mechanism due to vibration absorption and isolation support at the bottom of novel pier, by the seismic forces greatly alleviating bridge pier and bear, alleviates bridge construction earthquake.Its two, after have employed vibration absorption and isolation support at the bottom of novel pier, can realize the prefabrication of bridge pier, scene only needs assembled, can accelerating construction progress greatly, reduces the adverse effect that work progress brings urban traffic and environment; Its three, because vibration absorption and isolation support at the bottom of novel pier have employed the design concept of " function separation ", energy dissipation capacity is ensured by steel plate damper, and the steel plate damper damaged after shake can be replaced fast, achieves that the damage of bridge pier seismic design is controlled, the target that can repair.
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 4 width accompanying drawings, wherein:
Fig. 1 is vibration absorption and isolation support plan structure schematic diagram at the bottom of novel pier of the present invention.
Fig. 2 is vibration absorption and isolation support cross-sectional view at the bottom of novel pier of the present invention.
Fig. 3 be steel plate damper of the present invention wherein a block plate fix view.
Fig. 4 is that bridge pier of the present invention assembles rear side viewing structural representation with basis.
In figure: 1, upper bracket plate, 2, lower support plate, 3, bearing body, 3.1, hemisphere groove I, 3.2, hemisphere groove II, 4.1, protrude hemisphere I, 4.2, protrude hemisphere II, 5, steel plate damper, 6, bolt assembly, 7, bridge pier, 8, basis, A, container cavity.
Detailed description of the invention
As shown in Figure 1, Figure 2, Figure 3 and Figure 4 utilize vibration absorption and isolation support at the bottom of the novel pier of swinging rolling device and steel plate damper, comprising: basis 8 and bridge pier 7, also comprises,
Be fixed on the upper bracket plate 1 of bridge pier 7 lower surface, be fixed on the lower support plate 2 of basic 8 upper surfaces, be held on the bearing body 3 between upper bracket plate 1 and lower support plate 2, and be arranged at the steel plate damper 5 between lower support plate 2 and upper bracket plate 1;
Steel plate damper 5 covers and forms the container cavity A for holding bearing body 3 as outside, gap between lower support plate 2 and upper bracket plate 1;
Bearing body 3 upper end face and rear surface are respectively arranged with hemisphere groove I 3.1 and hemisphere groove II 3.2, hemisphere groove I 3.1 and hemisphere groove II 3.2 center line and bearing body 3 central axes, and hemisphere groove I 3.1 and hemisphere groove II 3.2 with bearing body 3 central axis to for reference axis is to being oppositely arranged;
The outer surrounding of hemisphere groove I 3.1 and hemisphere groove II 3.2 is horizontal plane, and gradates as sphere to surrounding, and namely horizontal plane and lower support plate 2 are fitted with upper bracket plate 1 corresponding part surface, form support section, and sphere is used for realization and waves;
Upper bracket plate 1 lower surface is provided with the protrusion hemisphere I 4.1 for embedding hemisphere groove I 3.1; Lower support plate 2 upper surface is provided with the protrusion hemisphere II 4.2 for embedding hemisphere groove II 3.2;
Steel plate damper 5 adopts low yield strength steel plate, and each block plate top and bottom is fixed with upper bracket plate 1 and lower support plate 2 respectively by bolt assembly 6, and each block plate has vertical core.
Adopt the present invention of technique scheme:
1. upper bracket plate, lower support plate and bearing body constitute the vertical force transmission mechanism of vibration absorption and isolation support at the bottom of novel pier, the vertical force under bridge pier normal operating condition can be born, and (the upper and lower end face sphere of bearing body and upper bracket plate and lower support plate and bearing body embed to coordinate by outstanding hemisphere and are formed, as shown in Figure 2 to wave-scroll mechanism under macroseism.), greatly alleviate the seismic forces that superstructure is born, and then under realizing large shake, bridge pier avoids damage.
2. protrude hemisphere ensure that earthquake bridge pier relative to basis wave-scroll mechanism after self-resetting capability, deformation power consumption can be there is in the steel plate namely waving rear correspondence position steel plate damper, bridge pier and basis just can returned after earthquake stops, return positive process to be realized by the hemisphere groove protruding hemisphere and bearing body, and then again replace the steel plate of steel plate damper deformation, and then complete recovery; The side direction shear-carrying capacity of bearing can be provided simultaneously.
3. steel plate damper provides the energy dissipation capacity of vibration absorption and isolation support at the bottom of novel pier under earthquake.
4. under geological process, at the bottom of novel pier, the damage of vibration absorption and isolation support will concentrate on steel plate damper, and the steel plate damper damaged can be replaced fast, thus recover the shock resistance of vibration absorption and isolation support at the bottom of novel pier rapidly.
5. vibration absorption and isolation support at the bottom of novel pier achieves the aseismatic design concept of " function separation ", and upper bracket plate, lower support plate and bearing body constitute the vertical force transmission mechanism of vibration absorption and isolation support at the bottom of novel pier, and steel plate damper is then mainly used in power consumption.
6. after adopting vibration absorption and isolation support at the bottom of novel pier, top bridge pier and vibration absorption and isolation support at the bottom of pier all can prefabrications, and scene only needs to install, can accelerating construction progress greatly, and minimizing work progress is on the impact of traffic and surrounding environment.
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 (1)
1. utilize vibration absorption and isolation support at the bottom of the pier of swinging rolling device and steel plate damper, comprising:
Be fixed on the upper bracket plate (1) of bridge pier (7) lower surface, be fixed on the lower support plate (2) of basis (8) upper surface, be held on the bearing body (3) between upper bracket plate (1) and lower support plate (2), and be arranged at the steel plate damper (5) between lower support plate (2) and upper bracket plate (1);
It is outside that described steel plate damper (5) covers in gap between lower support plate (2) and upper bracket plate (1), forms the container cavity (A) for holding bearing body (3);
Described bearing body (3) upper end face and rear surface are respectively arranged with hemisphere groove I (3.1) and hemisphere groove II (3.2), hemisphere groove I (3.1) and hemisphere groove II (3.2) center line and bearing body (3) central axes, and hemisphere groove I (3.1) and hemisphere groove II (3.2) with bearing body (3) central axis to for reference axis is to being oppositely arranged;
The outer surrounding of hemisphere groove I (3.1) and hemisphere groove II (3.2) is horizontal plane, and gradates as sphere to surrounding;
Described upper bracket plate (1) lower surface is provided with the protrusion hemisphere I (4.1) for embedding hemisphere groove I (3.1); Described lower support plate (2) upper surface is provided with the protrusion hemisphere II (4.2) for embedding hemisphere groove II (3.2);
Described steel plate damper (5) adopts low yield strength steel plate, each block plate top and bottom is fixed with upper bracket plate (1) and lower support plate (2) respectively by bolt assembly (6), and each block plate has vertical core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410729893.3A CN104499426B (en) | 2014-12-03 | 2014-12-03 | Utilize vibration absorption and isolation support at the bottom of the pier of swinging rolling device and steel plate damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410729893.3A CN104499426B (en) | 2014-12-03 | 2014-12-03 | Utilize vibration absorption and isolation support at the bottom of the pier of swinging rolling device and steel plate damper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104499426A CN104499426A (en) | 2015-04-08 |
| CN104499426B true CN104499426B (en) | 2016-04-20 |
Family
ID=52940869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410729893.3A Expired - Fee Related CN104499426B (en) | 2014-12-03 | 2014-12-03 | Utilize vibration absorption and isolation support at the bottom of the pier of swinging rolling device and steel plate damper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104499426B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111749126A (en) * | 2020-07-09 | 2020-10-09 | 北京工业大学 | Unidirectional sliding swing type support |
| CN113356389B (en) * | 2021-08-10 | 2022-03-08 | 湖南大学 | Assembled becomes rigidity isolation bearing |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1265723A (en) * | 1997-08-08 | 2000-09-06 | 鲁宾逊地震有限公司 | Energy absorber |
| CN201826255U (en) * | 2010-09-29 | 2011-05-11 | 清华大学 | Crawler type metal energy dissipation damper |
| CN202031017U (en) * | 2011-04-15 | 2011-11-09 | 河海大学 | Hydraulic shock-absorbing structure for steel bridge pier |
| CN103397595A (en) * | 2013-08-05 | 2013-11-20 | 清华大学 | Metal damper and design method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10159381A (en) * | 1996-10-03 | 1998-06-16 | Hitachi Kizai Kk | Isolator, and isolator element having roller |
-
2014
- 2014-12-03 CN CN201410729893.3A patent/CN104499426B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1265723A (en) * | 1997-08-08 | 2000-09-06 | 鲁宾逊地震有限公司 | Energy absorber |
| CN201826255U (en) * | 2010-09-29 | 2011-05-11 | 清华大学 | Crawler type metal energy dissipation damper |
| CN202031017U (en) * | 2011-04-15 | 2011-11-09 | 河海大学 | Hydraulic shock-absorbing structure for steel bridge pier |
| CN103397595A (en) * | 2013-08-05 | 2013-11-20 | 清华大学 | Metal damper and design method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104499426A (en) | 2015-04-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103276829B (en) | Shock-insulation supporting base composed of steel board rubber, mild steel and lead and capable of achieving three-stage energy consumption | |
| CN103643658B (en) | The spring lattice mud-rock flow that a kind of anti-megalith impacts is blocked structure | |
| CN104499426B (en) | Utilize vibration absorption and isolation support at the bottom of the pier of swinging rolling device and steel plate damper | |
| CN203654513U (en) | Frame-core tube combined earthquake-dissipating structure | |
| CN103174230A (en) | Novel energy eliminating and shake absorbing outrigger truss high-rise structure system | |
| CN201722776U (en) | Beam column nodal point suitable for square steel pipe column | |
| CN102758402A (en) | Pulling-resistant frictional oscillating support for seismic reduction and isolation | |
| CN107190639A (en) | The function divergence type combined isolation bearing and its construction method of a kind of steely stop block structure | |
| CN202031016U (en) | Bridge pier of bridge | |
| CN203021906U (en) | X-shaped metal damping device applicable to bridge structures and provided with self-recovery force | |
| CN103088906A (en) | Bearing type coal bucket shock adsorption structure for improving anti-seismic property of heat-engine plant main power house | |
| CN205934603U (en) | Vertical vibration damper with canceling release mechanical system | |
| CN203639809U (en) | Anti-seismic and anti-corrosion bridge support | |
| CN103195854A (en) | Earthquake-isolation energy dissipator for ultra-high-voltage converter transformer | |
| CN204531050U (en) | Single-pipe tower earthquake resistant structure | |
| CN205046694U (en) | X type anisotropic friction double pendulum subtracts isolation bearing | |
| CN204509983U (en) | The special shock isolating pedestal of track bridge | |
| CN105544760A (en) | Suspension type coal bunker damping structure improving heat-engine plant main workshop antivibration performance | |
| CN203961042U (en) | The floor shock-damping structure of structure | |
| CN103557008B (en) | The erosion control supporting and protection structure of walled metallic structure and the coupling of tunnel anchoring country rock | |
| CN107813910B (en) | Air gap compensation system for offshore drilling platform | |
| CN202401590U (en) | Seismic joint damping device | |
| CN203270446U (en) | Novel friction shock-reduction seismic-isolation supporting seat | |
| CN204343481U (en) | A kind of building energy-dissipating and shock-absorbing linkage | |
| CN103590327A (en) | Circumferential viscous damping support |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160420 Termination date: 20161203 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |