CN203593947U - Guide plate assembly for control of vortex-excited vibration of bridge with bluff body superposed beam - Google Patents
Guide plate assembly for control of vortex-excited vibration of bridge with bluff body superposed beam Download PDFInfo
- Publication number
- CN203593947U CN203593947U CN201320778886.3U CN201320778886U CN203593947U CN 203593947 U CN203593947 U CN 203593947U CN 201320778886 U CN201320778886 U CN 201320778886U CN 203593947 U CN203593947 U CN 203593947U
- Authority
- CN
- China
- Prior art keywords
- bridge
- plates
- bluff body
- superposed beam
- body superposed
- 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
Images
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model discloses a guide plate assembly used for control of vortex-excited vibration of a bridge with a bluff body superposed beam and relates to the bridge engineering technology. The bluff body superposed beam can generate the vortex-excited vibration with a large amplitude under the condition of low wind speed. The guide plate assembly is formed by combining horizontal guide plates and guide plates, the horizontal guide plates are symmetrically arranged on the two sides of a panel of the bridge with the bluff body superposed beam, the guide plates are symmetrically arranged below bottom flange plates of longitudinal steel I-beams on the two sides, and the guide plates on the two sides of the panel of the bridge are connected with the panel of the bridge and are arranged horizontally and continuously around the whole bridge in the longitudinal direction; each guide plate below the corresponding longitudinal steel I-beam is composed of a horizontal plate, an oblique plate and a connecting plate, the horizontal plates are arranged below the bottom flange plates of the longitudinal steel I-beams, are parallel to the bottom flange plates of the longitudinal steel I-beams and are connected through the connecting plates, the oblique plates are connected with the horizontal plates, the included angles between the oblique plates and the horizontal plates are 145 degrees, and the horizontal plates and the oblique plates are arranged around the whole bridge in the longitudinal direction. According to the guide plate assembly used for control of the vortex-excited vibration of the bridge with the bluff body superposed beam, the air flowing characteristic of the bluff body superposed beam is changed, and the vortex-excited vibration can be controlled obviously. The guide plate assembly is mainly applied to the bridge with the bluff body superposed beam.
Description
Technical field
The utility model belongs to technical field of bridge engineering, relate to for bluff body superposed beam bridge whirlpool shake control device.
Background technology
Concrete-steel Beam is cost-saving owing to can giving full play to mechanical characteristic, the short construction period of concrete anti-compression and steel tension and can reducing rolled steel dosage, becomes the main selection of cable stayed bridge section.But fairshaped not section makes bluff body superposed beam that the whirlpool that amplitude is larger easily occur under low wind speed swashs resonance.Can not make bridge unstable failure though resonance is swashed in whirlpool, can accelerate the fatigue of bridge member, and operation security and comfortableness to bridge exerts an influence.Therefore taking effective whirlpool to swash resonance control measure improves its wind performance of shaking and has very important significance.
Utility model content
The purpose of this utility model is to provide a kind of for the bluff body superposed beam bridge whirlpool baffle assembly of controlling that shakes, and it can effectively be controlled the whirlpool of bluff body superposed beam bridge and swash resonance amplitude, improves its overall wind performance of shaking.
The purpose of this utility model is achieved through the following technical solutions: a kind of for bluff body superposed beam bridge whirlpool shake control baffle assembly, in bluff body composite girder bridge panel bilateral symmetry, horizontal deflector is set, its cross section outboard end is the dome having with tapering, horizontal deflector is connected with bridge deck, arranges continuously along the longitudinal full-bridge of bridge; The deflector being made up of level board, oblique plate and junction plate is symmetricly set on the below of the I-shaped steel longitudinal beam bottom wing listrium of both sides, level board is parallel with I-shaped steel longitudinal beam bottom wing listrium, level board and oblique plate are the same body structure of same material machine-shaping, angle between them is 145 °, the both ends of its cross section are the dome with tapering, along the longitudinal full-bridge arrangement of bridge; Junction plate is along the longitudinally equidistant full-bridge arrangement of bridge.
Described horizontal deflector, by the both sides of the edge level connection joint of riveted joint, bolt or welding and bridge deck.
Described horizontal deflector, level board and the wide uniform thickness of oblique plate, width is 1/30～1/20 of bridge deck width, and thickness is 10～20mm.
Described junction plate is connected level board by riveted joint, bolt or welding with I-shaped steel longitudinal beam bottom wing listrium; Junction plate is along the longitudinally equidistant full-bridge arrangement of bridge, and spacing is 3～5m; Junction plate height is 1/5～1/3 of girder height, and width is 1/2 of level board width, and thickness is 20～40mm.
Accompanying drawing explanation
Fig. 1 is bluff body superposed beam bridge schematic cross-sectional view;
Fig. 2 is that the utility model is at bluff body superposed beam bridge application site enlarged diagram;
Fig. 3 is the horizontal deflector schematic cross-sectional view of the utility model;
Fig. 4 is the utility model level board and oblique plate schematic cross-sectional view;
Fig. 5 is the utility model junction plate schematic perspective view;
Mark in accompanying drawing:
Bluff body superposed beam bridge deck width B; Bluff body superposed beam deck-molding H; Horizontal deflector, level board and oblique plate width b; Horizontal deflector, level board and oblique plate thickness t1; Junction plate height h; Junction plate thickness t 2.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is further described.
The utility model swashs resonance amplitude for the whirlpool of effectively controlling bluff body superposed beam bridge, is symmetrical arranged horizontal deflector 1, and is symmetrical arranged deflector in bluff body composite girder bridge panel 5 both sides of the edge below the I-shaped steel longitudinal beam bottom wing listrium 6 of both sides.
Horizontal deflector 1 adopts density alloy or composite material little and that rigidity is large to make, and its cross section outboard end is band tapering arc end top, is connected with bridge deck 5 by riveted joint, bolt or welding; Horizontal deflector 1 is arranged continuously along bridge edge longitudinal full-bridge.The deflector of I-shaped steel longitudinal beam bottom wing listrium 6 belows adopts density alloy or composite material little and that rigidity is large to make, the level board 2 of this deflector and oblique plate 3 are the same body structure of same material machine-shaping, angle between them is 145 °, the both ends of its cross section are the dome with tapering, arrange continuously along the longitudinal full-bridge of bridge.Horizontal deflector 1, level board 2 and the wide uniform thickness of oblique plate 3, width is b=1/30～1/20 bridge deck width B, and thickness is t1=10～20mm.
Described junction plate 4 adopts density alloy or composite material little and that rigidity is large to make, and is connected with I-shaped steel longitudinal beam bottom wing listrium 6 and level board 2 by riveted joint, bolt or welding; Junction plate 4 is along the longitudinally equidistant full-bridge arrangement of bridge, and spacing is 3～5m; Junction plate 4 height h=1/5～1/3 girder height H, width is 1/2 of level board 2 width b, thickness is t2=20～40mm.
The utility model be a kind of bluff body superposed beam bridge whirlpool shake control baffle assembly, can effectively control bluff body superposed beam bridge whirlpool swash resonance amplitude.This measure is to obtain than choosing from lot of experiments.According to Section model wind tunnel test, adopt horizontal deflector, level board and the oblique plate of different size in the combination respectively of diverse location, resonance amplitude value is swashed in the whirlpool of test bluff body superposed beam.Result of the test shows, above whirlpool is installed and shakes and control baffle assembly and can greatly reduce whirlpool and swash resonance amplitude value, effectively improves the bluff body superposed beam section entirety wind performance of shaking.Table 1 is for adopting whirlpool to shake before and after Control Component, and resonance test result is swashed in bluff body superposed beam bridge whirlpool.
Resonance amplitude value (unit: m/s) is swashed in table 1 bluff body superposed beam whirlpool
Finally explanation is, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (4)
- One kind for bluff body superposed beam bridge whirlpool shake control baffle assembly, it is characterized in that: in bluff body composite girder bridge panel (5) bilateral symmetry, horizontal deflector (1) is set, its cross section outboard end is the dome having with tapering, horizontal deflector (1) is connected with bridge deck (5), arranges continuously along the longitudinal full-bridge of bridge; The deflector being made up of level board (2), oblique plate (3) and junction plate (4) is symmetricly set on the below of the I-shaped steel longitudinal beam bottom wing listrium (6) of both sides, level board (2) is parallel with I-shaped steel longitudinal beam bottom wing listrium (6), level board (2) and oblique plate (3) are same body structure, angle between them is 145 °, the both ends of its cross section are the dome with tapering, along the longitudinal full-bridge arrangement of bridge; Junction plate 4 is along the longitudinally equidistant full-bridge arrangement of bridge.
- According to claim 1 a kind of for bluff body superposed beam bridge whirlpool shake control baffle assembly, it is characterized in that: described horizontal deflector (1) is by the both sides of the edge level connection joint of riveted joint, bolt or welding and bridge deck (5).
- According to claim 1 a kind of for bluff body superposed beam bridge whirlpool shake control baffle assembly, it is characterized in that: described horizontal deflector (1), level board (2) and the wide uniform thickness of oblique plate (3), width is 1/30～1/20 of bridge deck width, and thickness is 10～20mm.
- 4. a kind of for the bluff body superposed beam bridge whirlpool baffle assembly of controlling that shakes according to claim 1, it is characterized in that: described junction plate (4) is by riveted joint, bolt or weld level board (2) is connected with I-shaped steel longitudinal beam bottom wing listrium (6); Junction plate (4) is along the longitudinally equidistant full-bridge arrangement of bridge, and spacing is 3～5m; Junction plate (4) is highly 1/5～1/3 of girder height, and width is 1/2 of level board 2 width, and thickness is 20～40mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320778886.3U CN203593947U (en) | 2013-12-02 | 2013-12-02 | Guide plate assembly for control of vortex-excited vibration of bridge with bluff body superposed beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320778886.3U CN203593947U (en) | 2013-12-02 | 2013-12-02 | Guide plate assembly for control of vortex-excited vibration of bridge with bluff body superposed beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203593947U true CN203593947U (en) | 2014-05-14 |
Family
ID=50674845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320778886.3U Expired - Fee Related CN203593947U (en) | 2013-12-02 | 2013-12-02 | Guide plate assembly for control of vortex-excited vibration of bridge with bluff body superposed beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203593947U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104631306A (en) * | 2014-12-31 | 2015-05-20 | 邓芳 | Air guide device and manufacturing and assembling method thereof |
| CN106271412A (en) * | 2016-08-22 | 2017-01-04 | 江苏广耀建设有限公司 | The bridge manufacture method of aluminium alloy deflector |
| RU177392U1 (en) * | 2017-07-31 | 2018-02-20 | Федеральное государственное унитарное предприятие "Крыловский государственный научный центр" | DEVICE FOR REDUCING THE OVERVIEW OF BRIDGES OF THE BRIDGE DESIGN CAUSED BY THE WIND |
| CN110886193A (en) * | 2019-12-02 | 2020-03-17 | 西南交通大学 | Pneumatic device for controlling vortex vibration of I-shaped superposed beam bridge and using method thereof |
| CN114016386A (en) * | 2021-10-15 | 2022-02-08 | 大连理工大学 | Structure or component wind vibration control hollow cover device and design method |
| RU2814717C1 (en) * | 2023-09-28 | 2024-03-04 | Открытое Акционерное Общество "Завод Продмаш" | Bridge fairing |
-
2013
- 2013-12-02 CN CN201320778886.3U patent/CN203593947U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104631306A (en) * | 2014-12-31 | 2015-05-20 | 邓芳 | Air guide device and manufacturing and assembling method thereof |
| CN106271412A (en) * | 2016-08-22 | 2017-01-04 | 江苏广耀建设有限公司 | The bridge manufacture method of aluminium alloy deflector |
| CN106271412B (en) * | 2016-08-22 | 2018-06-19 | 江苏广耀建设有限公司 | The production method of bridge aluminium alloy deflector |
| RU177392U1 (en) * | 2017-07-31 | 2018-02-20 | Федеральное государственное унитарное предприятие "Крыловский государственный научный центр" | DEVICE FOR REDUCING THE OVERVIEW OF BRIDGES OF THE BRIDGE DESIGN CAUSED BY THE WIND |
| CN110886193A (en) * | 2019-12-02 | 2020-03-17 | 西南交通大学 | Pneumatic device for controlling vortex vibration of I-shaped superposed beam bridge and using method thereof |
| CN110886193B (en) * | 2019-12-02 | 2021-06-01 | 西南交通大学 | Pneumatic device for controlling vortex vibration of I-shaped superposed beam bridge and using method thereof |
| CN114016386A (en) * | 2021-10-15 | 2022-02-08 | 大连理工大学 | Structure or component wind vibration control hollow cover device and design method |
| CN114016386B (en) * | 2021-10-15 | 2023-02-28 | 大连理工大学 | Structure or component wind vibration control hollow cover device and design method |
| RU2814717C1 (en) * | 2023-09-28 | 2024-03-04 | Открытое Акционерное Общество "Завод Продмаш" | Bridge fairing |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203593947U (en) | Guide plate assembly for control of vortex-excited vibration of bridge with bluff body superposed beam | |
| CN203668813U (en) | Fairing used for controlling bluff body superposed beam bridge vortex induced resonance | |
| CN202010648U (en) | Double I shaped installing beam of vibrator of vibration sieve | |
| CN202081516U (en) | Node structure for solid-web section steel concrete column and reinforced concrete beam | |
| CN103821074A (en) | Diversion device for flat steel box beam bridge vortex vibration control | |
| CN103967166A (en) | Low-yield-point steel plate shear wall with two connected edges | |
| CN103061453A (en) | Double-perforated steel plate-concrete combined coupling beam | |
| CN205348573U (en) | Modularization steel pipe truss | |
| CN203668809U (en) | Deflectors for controlling vortex-induced vibration of closed steel box girder bridge | |
| CN203834688U (en) | Enhancement steel reinforced concrete structure beam column joint structure | |
| CN103711073B (en) | Fixed connecting structure of steel tube arch rib and steel box girder | |
| CN206800796U (en) | A kind of full multi-cavity steel tube concrete coupled column of the solder type with side plate | |
| CN205637331U (en) | A staple bolt formula steel corbel for welding box shaped steel post | |
| CN208563657U (en) | A kind of assembling type steel pipe concrete diagonal brace steel plate shear force wall | |
| CN203487666U (en) | Partition with composite structure employing corrugated steel boards in double layers | |
| CN208136739U (en) | A kind of novel reinforced device of T beam diaphragm plate | |
| CN203976228U (en) | Monorail crane is parallel to the connection structure of beam | |
| CN203247512U (en) | Steel steering block for external prestressing force reinforcing T-shaped bridge | |
| CN203569485U (en) | Steel truss beam elevation adjusting device | |
| CN203175092U (en) | Processing shed capable of being assembled with hanging structure | |
| CN106702888B (en) | A kind of hybrid structure of arch and beam structure of band pair string | |
| CN205329866U (en) | A beam column node structure that what was used for steel frame systems has an end plate stiffener | |
| CN204530426U (en) | Public rail dual-purpose pair of purlin sheet plate girder compound beam | |
| CN203613652U (en) | Side plate strengthening honeycomb type H-shaped steel beam frame joint component | |
| CN202745209U (en) | Structure of beam and column connection joint |
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 |
Granted publication date: 20140514 Termination date: 20161202 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |