CN204455798U - Wind-resistance of Bridges tuyere - Google Patents
Wind-resistance of Bridges tuyere Download PDFInfo
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- CN204455798U CN204455798U CN201520018820.3U CN201520018820U CN204455798U CN 204455798 U CN204455798 U CN 204455798U CN 201520018820 U CN201520018820 U CN 201520018820U CN 204455798 U CN204455798 U CN 204455798U
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- tuyere
- bridge floor
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Abstract
The utility model relates to a kind of Wind-resistance of Bridges tuyere, comprises housing, and enclosure interior is provided with enhancing structural slab, strengthens structural slab and the inner space of housing is separated into some packing spaces, be filled with obturator in packing space; Housing and enhancing structural slab are composite material; The cross section of housing is triangle, and leg-of-mutton is the vertical edges vertical with bridge floor, and residue both sides and bridge floor tilt, and close bridge floor upper surface with the angle < of vertical edges near bridge floor soffit while with the angle of vertical edges.Wind-resistance of Bridges tuyere of the present utility model, cross section is triangle streamline shape, can significantly improve Wind-resistance of Bridges stability, effectively changes the aerodynamic force acted on bridge, lowers the flutter of integral bridge; Agent structure is composite material, reduces the weight of equipment own and the bulk strength of raising, adds overall resistance to corrosion, decrease the care and maintenance in equipment later stage.
Description
Technical field
The utility model relates to a kind of Wind-resistance of Bridges tuyere.
Background technology
Steel box-girder, is again steel plate box ellbeam, is the form of structure that Large Span Bridges is conventional.General steel box-girder is primarily of girder and tuyere composition, and tuyere is the key member that steel box-girder reduction wind shakes, and shaking to reduction wind in whole steel box girder plays vital effect.
Bridge tuyere is that be the ingredient of bridge construction, especially extra-large bridge, it is the important component part of supplementary structure very important in design in order to reduce the resonance that high wind causes bridge deck structure and the design measure taked.Wind is a very complicated phenomenon to bridge beam action, the natural characteristic of wind, all there is restriction this three aspect of the interaction of the power performance of structure and wind and bridge to it, according to the difference of type, wind is generally divided into Static behavior and dynamic action two parts to bridge beam action.
Traditional tuyere is all all-in-one-piece steel work, and welding difficulty is large, and the precision of assembling is poor, increases weld interval during general assembly, extends the manufacturing cycle of beam section; And steel work is exposed to outdoor, easily corrodes and lose or weaken original wind resistance effect.
Utility model content
The technical problems to be solved in the utility model is: in order to overcome existing steel work tuyere installation portion just with the corrosion-prone deficiency of appearance, the utility model provides a kind of Wind-resistance of Bridges tuyere.
The utility model solves the technical scheme that its technical problem adopts: a kind of Wind-resistance of Bridges tuyere, comprise housing, described enclosure interior is provided with enhancing structural slab, and the inner space of housing is separated into some packing spaces by described enhancing structural slab, is filled with obturator in described packing space; Described housing and enhancing structural slab are composite material; The cross section of described housing is triangle, described leg-of-mutton while be the vertical edges vertical with bridge floor, residue both sides and bridge floor tilt, and close bridge floor upper surface with the angle α > of vertical edges a near bridge floor soffit while with the angle β of vertical edges a.
Described obturator is the one in polyurethane foam, polyvinyl chloride foam, carbon foam, PEI foam, PMI foam, Balsa wood, paulownia wood, China fir and strong core felt.
Described enclosure interior is provided with polylith and strengthens structural slab, described enhancing structural slab composition space geometry body structure.
Described polylith strengthens structural slab and is structure as a whole.
For the ease of filling described obturator, the drift angle relative with described vertical edges is with chamfering.
The upper and lower of described vertical edges is respectively equipped with installation rib, and described bridge floor is fastened on two pieces and installs between rib, and the side of described vertical edges and bridge floor is fixed.
Described installation rib offers for the bolt hole fixing with bridge floor.
The upper and lower of described vertical edges has extension edge respectively, and described vertical edges and extension edge are all fixed with the side of bridge floor.
Described extension edge offers for the bolt hole fixing with bridge floor.
The beneficial effects of the utility model are, Wind-resistance of Bridges tuyere of the present utility model, and cross section is upper flat lower steep triangle streamline shape, can significantly improve Wind-resistance of Bridges stability, effectively change the aerodynamic force acted on bridge, lower the flutter of integral bridge; Agent structure is composite material, reduces the weight of equipment own and the bulk strength of raising, adds overall resistance to corrosion, decrease the care and maintenance in equipment later stage.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is the structural representation of the first embodiment of Wind-resistance of Bridges tuyere of the present utility model.
Fig. 2 is the structural representation of Wind-resistance of Bridges tuyere the second embodiment of the present utility model.
Fig. 3 is the mounting structure schematic diagram of the first embodiment of the present utility model.
Fig. 4 is the mounting structure schematic diagram of the second embodiment of the present utility model.
In figure 1, housing, 2, obturator, 3, strengthen structural slab, 4, extension edge, 5, bolt hole, 6, rib is installed, a, vertical edges, 100, tuyere, 200, bridge floor, 201, upper surface, 202, soffit, 300, bolt.
Detailed description of the invention
By reference to the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present utility model are described in a schematic way, and therefore it only shows the formation relevant with the utility model.
As shown in Figure 1, a kind of Wind-resistance of Bridges tuyere 100 of the present utility model, comprise housing 1, described housing 1 inside is provided with polylith and strengthens structural slab 3, described enhancing structural slab 3 forms the space geometry body structure of integrative-structure, strengthen structural slab 3 and the inner space of housing 1 is separated into some packing spaces, in described packing space, be filled with obturator 2; The cross section of described housing 1 is triangle, described leg-of-mutton while be the vertical edges a vertical with bridge floor 200, residue both sides and bridge floor 200 tilt, and close bridge floor 200 upper surface 201 with the angle α > of vertical edges a near bridge floor 200 soffit 202 while with the angle β of vertical edges a.The upper and lower of vertical edges a has extension edge 4 respectively, and vertical edges a and extension edge 4 are all fixed with the side of bridge floor 200, described extension edge 4 offers for the bolt hole 5 fixing with bridge floor.As shown in Figure 3, extension edge 4 is fixed by bolt 300 with the side of bridge floor 200.
Described housing 1 and enhancing structural slab 3 are composite material, described composite material can be glass fiber compound material, matrix material can be the one in unsaturated-resin, isophthalic resin, adjacent benzene resin, vinylite, epoxy resin, bisphenol A type resin, reactive resin, and reinforcing material can be the one in glass fiber, carbon fiber, aramid fiber, superhigh molecular weight polyethylene fibers.Described obturator 2 is the one in polyurethane foam, polyvinyl chloride foam, carbon foam, PEI foam, PMI foam, Balsa wood, paulownia wood, China fir and strong core felt.
As shown in Figure 2, the upper and lower of described vertical edges a is also respectively equipped with installs rib 6, bridge floor 200 is fastened on two pieces and installs between rib 6, and the side of described vertical edges a and bridge floor 200 is fixed, and described installation rib 6 offers for the bolt hole 5 fixing with bridge floor 200.As shown in Figure 4, during installation, first installation rib 6 can be stuck in bridge floor 200 side, and then installation rib 6 and bridge floor 200 are fixed by stubborn bolt 300 on installation rib 6.Owing to installing the existence of rib 6, make tuyere 100 fixing more solid and reliable.
Conveniently fill described obturator, the general mode adopting vacuum to import, therefore, the drift angle relative with vertical edges a can make chamfering.As Figure 1-Figure 2, relative with described vertical edges a drift angle is with chamfering.
With above-mentioned according to desirable embodiment of the present utility model for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this utility model technological thought, can carry out various change and amendment completely.The technical scope of this utility model is not limited to the content on manual, must determine its technical scope according to right.
Claims (9)
1. a Wind-resistance of Bridges tuyere, it is characterized in that: comprise housing (1), described housing (1) inside is provided with and strengthens structural slab (3), the inner space of housing (1) is separated into some packing spaces by described enhancing structural slab (3), is filled with obturator (2) in described packing space; Described housing (1) and enhancing structural slab (3) are composite material; The cross section of described housing (1) is triangle, described leg-of-mutton while be the vertical edges (a) vertical with bridge floor (200), residue both sides and bridge floor (200) tilt, and close bridge floor (200) upper surface (201) with the angle α > of vertical edges a near bridge floor (200) soffit (202) while with the angle β of vertical edges a.
2. Wind-resistance of Bridges tuyere as claimed in claim 1, is characterized in that: described obturator (2) is polyurethane foam, polyvinyl chloride foam, carbon foam, PEI foam, PMI foam, Balsa wood, paulownia wood, China fir and the one by force in core felt.
3. Wind-resistance of Bridges tuyere as claimed in claim 1, is characterized in that: described housing (1) inside is provided with polylith and strengthens structural slab (3), described enhancing structural slab (3) composition space geometry body structure.
4. Wind-resistance of Bridges tuyere as claimed in claim 3, is characterized in that: described polylith strengthens structural slab (3) and is structure as a whole.
5. Wind-resistance of Bridges tuyere as claimed in claim 1, is characterized in that: the drift angle relative with described vertical edges (a) is with chamfering.
6. Wind-resistance of Bridges tuyere as claimed in claim 1, it is characterized in that: the upper and lower of described vertical edges (a) is respectively equipped with installs rib (6), described bridge floor (200) is fastened on two pieces and installs between rib (6), and described vertical edges (a) is fixed with the side of bridge floor (200).
7. Wind-resistance of Bridges tuyere as claimed in claim 6, is characterized in that: described installation rib (6) offers for the bolt hole (5) fixing with bridge floor (200).
8. Wind-resistance of Bridges tuyere as claimed in claim 1, it is characterized in that: the upper and lower of described vertical edges (a) has extension edge (4) respectively, described vertical edges (a) and extension edge (4) are all fixed with the side of bridge floor (200).
9. Wind-resistance of Bridges tuyere as claimed in claim 8, is characterized in that: described extension edge (4) offers for the bolt hole (5) fixing with bridge floor (200).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520018820.3U CN204455798U (en) | 2015-01-12 | 2015-01-12 | Wind-resistance of Bridges tuyere |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520018820.3U CN204455798U (en) | 2015-01-12 | 2015-01-12 | Wind-resistance of Bridges tuyere |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204455798U true CN204455798U (en) | 2015-07-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520018820.3U Active CN204455798U (en) | 2015-01-12 | 2015-01-12 | Wind-resistance of Bridges tuyere |
Country Status (1)
| Country | Link |
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| CN (1) | CN204455798U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106049248A (en) * | 2016-06-06 | 2016-10-26 | 汕头大学 | Method for using vertical axial draught fans for conducting vortex vibration control over long-span bridge |
| CN111441234A (en) * | 2020-03-27 | 2020-07-24 | 中南大学 | Deformable air nozzle for inhibiting wind-induced vibration of bridge |
-
2015
- 2015-01-12 CN CN201520018820.3U patent/CN204455798U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106049248A (en) * | 2016-06-06 | 2016-10-26 | 汕头大学 | Method for using vertical axial draught fans for conducting vortex vibration control over long-span bridge |
| CN111441234A (en) * | 2020-03-27 | 2020-07-24 | 中南大学 | Deformable air nozzle for inhibiting wind-induced vibration of bridge |
| CN111441234B (en) * | 2020-03-27 | 2021-04-20 | 中南大学 | Deformable air nozzle for inhibiting wind-induced vibration of bridge |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |