CN209873535U - Continuous beam arch combined bridge with fish-ridge beam structure - Google Patents
Continuous beam arch combined bridge with fish-ridge beam structure Download PDFInfo
- Publication number
- CN209873535U CN209873535U CN201920643418.2U CN201920643418U CN209873535U CN 209873535 U CN209873535 U CN 209873535U CN 201920643418 U CN201920643418 U CN 201920643418U CN 209873535 U CN209873535 U CN 209873535U
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- bridge
- fish
- ridge
- herringbone
- continuous
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 25
- 239000010959 steel Substances 0.000 claims abstract description 25
- 239000002131 composite material Substances 0.000 claims description 9
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 241000251468 Actinopterygii Species 0.000 abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 3
- 238000010276 construction Methods 0.000 abstract 1
- 210000000988 bone and bone Anatomy 0.000 description 6
- 238000010008 shearing Methods 0.000 description 4
- 210000002435 tendon Anatomy 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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- Bridges Or Land Bridges (AREA)
Abstract
The utility model discloses a continuous beam arch combination bridge of fish back girder construction, including bridge floor and the fish back girder of setting on the bridge floor, the lower lateral wall of bridge floor is provided with wave form steel web, wave form steel web's lower lateral wall is provided with the pier of a plurality of vertical settings, the pier comprises concrete placement's pier stud and the branch that sets up with pier stud outer wall integrated into one piece's slope, be provided with wind guiding mechanism on the fish back girder. The utility model discloses a set up wave form steel web and overcome the spine roof beam from great, the big problem of shear force to set up the water conservancy diversion that opening and arc mouth or guide plate carried out horizontal wind-force on the spine roof beam, reduce the impact of horizontal wind-force to the spine roof beam, guarantee that the bridge is stable, prolong the life of bridge.
Description
Technical Field
The utility model relates to a bridge technical field especially relates to a continuous beam arch combination bridge of fish-ridge beam structure.
Background
A fish-ridge type continuous beam bridge is a special beam bridge with a novel structure form. The main beam of the bridge is composed of a box girder and a fish-ridge wall, and is different from a plate-pull bridge. The box beam and the fish-ridge wall of the fish-ridge beam are integrated into a whole, and participate in stress together as an integral section. The prestressed tendons are arranged in the fish ridges in the hogging moment area, so that the prestressed tendons are closer to the shape of an internal force diagram, and the stress performance of the continuous beam is enhanced. Due to the special structural form of the fish-ridge type continuous beam bridge, the fish-ridge type continuous beam bridge has the stress characteristics of large structural rigidity, large fulcrum hogging moment, small midspan bending moment, small downwarp and the like.
Due to the special structural form of the herringbone continuous beam bridge, the resistance of the herringbone continuous beam bridge is large when the herringbone continuous beam bridge is subjected to transverse wind, the bridge is easy to impact, and the service life of the bridge is further shortened.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problems in the background art and providing a continuous beam arch combined bridge with a fish-ridge beam structure.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a continuous beam arch combination bridge of fish-ridge beam structure, includes the bridge floor and sets up the fish-ridge beam on the bridge floor, the lower lateral wall of bridge floor is provided with the wave form steel web, the lower lateral wall of wave form steel web is provided with the pier of a plurality of vertical settings, the pier comprises concrete placement's pier stud and the branch that sets up with pier stud outer wall integrated into one piece's slope, be provided with air guide mechanism on the fish-ridge beam.
Preferably, the herringbone beam consists of an outer steel plate and a concrete pouring layer poured in the steel plate, and reinforcing ribs are filled in the concrete pouring layer.
Preferably, air guide mechanism is including opening the opening that sets up the setting of lining up on the fish bone roof beam, integrated into one piece is to the sunken arc mouth in the opening on the outer wall of fish bone roof beam.
Preferably, the air guide mechanism comprises an obliquely arranged guide plate fixedly connected with the outer wall of the fish-ridge beam.
Preferably, the baffle is disposed obliquely downward.
Preferably, the side wall of one end of the guide plate, which is far away from the fish-ridge beam, is provided with a wedge-shaped guide groove.
Compared with the prior art, the continuous beam arch combined bridge with the fish-ridge beam structure has the advantages that:
1. the arc-shaped opening and the through opening are formed in the fish-ridge beam, when the fish-ridge beam is subjected to transverse wind power, the wind power is gathered through the arc-shaped opening and then blown to the other side through the through opening, and the impact of the wind power on the fish-ridge beam is reduced;
2. the guide plate is arranged on the fish-ridge beam, when the fish-ridge beam encounters transverse wind power, the wind power passes through the inclined surface on the guide plate and the guide direction of the wedge-shaped guide groove to be guided upwards, and the impact of the wind power on the fish-ridge beam is reduced;
3. the corrugated steel web is arranged on the lower side of the bridge floor, has small self weight and strong shearing resistance, and can overcome the problems of heavy self weight and large shearing force of the herringbone beam;
to sum up, the utility model discloses a set up wave form steel web and overcome the spine roof beam from great, the big problem of shear force to set up the water conservancy diversion that opening and arc mouth or guide plate carried out horizontal wind-force on the spine roof beam, reduce the impact of horizontal wind-force to the spine roof beam, guarantee that the bridge is stable, prolong the life of bridge.
Drawings
Fig. 1 is a schematic structural view of an embodiment 1 of a continuous beam-arch composite bridge with a fish-ridge beam structure according to the present invention;
FIG. 2 is a side view of the spine of FIG. 1;
fig. 3 is a schematic structural view of an embodiment 2 of a continuous beam-arch composite bridge with a fish-ridge beam structure according to the present invention;
FIG. 4 is a side view of the spine of FIG. 3;
fig. 5 is a side view of the baffle of fig. 4.
In the figure: 1 bridge floor, 2 wave form steel web, 3 fishback roof beam, 4 piers, 5 openings, 6 steel sheets, 7 concrete placement layers, 8 arc mouths, 9 strengthening rib, 10 guide plate, 11 wedge guiding gutters.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Example 1
Referring to fig. 1-2, a continuous beam-arch composite bridge of a herringbone beam structure, comprising a bridge deck 1 and a herringbone beam 3 arranged on the bridge deck 1, wherein the herringbone beam 3 is composed of an outer steel plate 6 and a concrete pouring layer 7 poured in the steel plate 6, the concrete pouring layer 7 is filled with a reinforcing rib 9, the lower side wall of the bridge deck 1 is provided with a corrugated steel web 2, the corrugated steel web 2 has small self weight and strong shear resistance, and can overcome the problems of great self weight and large shear of the herringbone beam 3, thereby ensuring the stability of the whole bridge, the lower side wall of the corrugated steel web 2 is provided with a plurality of piers 4 vertically arranged, the piers 4 are composed of pier columns poured with concrete and obliquely arranged support rods integrally formed with the outer walls of the pier columns, a triangular structure is formed among the support rods, the triangular structure is more stable, the whole bridge 4 is more stable after being formed, the herringbone beam 3 is provided with an, wind guiding mechanism is including opening 5 that sets up the through setting on the spine roof beam 3, and integrated into one piece has inside sunken arc mouth 8 to opening 5 on the outer wall of spine roof beam 3, and when the spine roof beam 3 encountered horizontal wind-force, wind-force made wind-force blow to the opposite side through opening 5 through the gathering effect of arc mouth 8, reduces horizontal wind-force, and then reduces the impact of wind-force to spine roof beam 3, guarantees the holistic stability of spine roof beam 3 and bridge, extension bridge life.
Example 2
Referring to fig. 3-5, a continuous beam-arch composite bridge of a herringbone beam structure comprises a bridge deck 1 and a herringbone beam 3 arranged on the bridge deck 1, the herringbone beam 3 is composed of an outer steel plate 6 and a concrete pouring layer 7 poured in the steel plate 6, the concrete pouring layer 7 is filled with a reinforcing rib 9, the lower side wall of the bridge deck 1 is provided with a corrugated steel web 2, the corrugated steel web 2 has small self weight and strong shearing resistance, the problems of great self weight and large shearing force of the herringbone beam 3 can be overcome, and further the integral stability of the bridge is ensured, the lower side wall of the corrugated steel web 2 is provided with a plurality of piers 4 vertically arranged, each pier 4 is composed of a pier column poured with concrete and a support rod obliquely arranged and integrally formed with the outer wall of the pier column, a triangular structure is formed among the support rods, the triangular structure is more stable, the integral stability of the pier 4 is ensured, the herringbone beam 3 is provided, air guide mechanism includes the guide plate 10 that sets up with 3 outer wall fixed connection's of fish bone roof beam slope, the slope of guide plate 10 sets up downwards, guide plate 10 keeps away from the one end of fish bone roof beam 3 and goes up the lateral wall and seted up wedge guiding gutter 11, when fish bone roof beam 3 meets with horizontal wind-force, wind-force passes through the inclined plane on the guide plate 10 and the top of the water conservancy diversion guide plate 10 of wedge guiding gutter 11, wind-force up blows, reduces the impact of wind-force to fish bone roof beam 3.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a continuous beam arch combination bridge of fish-ridge beam structure, includes bridge floor (1) and fish-ridge beam (3) of setting on bridge floor (1), its characterized in that, the lower lateral wall of bridge floor (1) is provided with wave form steel web (2), the lower lateral wall of wave form steel web (2) is provided with pier (4) of a plurality of vertical settings, pier (4) comprise concrete placement's pier stud and the branch that sets up with pier stud outer wall integrated into one piece's slope, be provided with air guide mechanism on fish-ridge beam (3).
2. The continuous beam-arch composite bridge of a herringbone beam structure as claimed in claim 1, wherein the herringbone beam (3) is composed of an outer steel plate (6) and a concrete pouring layer (7) poured in the steel plate (6), and the concrete pouring layer (7) is filled with reinforcing ribs (9).
3. The continuous beam-arch composite bridge of a herringbone beam structure as claimed in claim 1, wherein the air guiding mechanism comprises through openings (5) formed in the herringbone beam (3), and arc-shaped openings (8) recessed into the through openings (5) are integrally formed in the outer wall of the herringbone beam (3).
4. The continuous beam-arch composite bridge of a herringbone beam structure as claimed in claim 1, wherein the air guiding mechanism comprises an inclined guide plate (10) fixedly connected with the outer wall of the herringbone beam (3).
5. A continuous girder-arch composite bridge according to claim 4, wherein the deflector (10) is arranged obliquely downward.
6. The continuous beam-arch composite bridge of the fish-ridge beam structure as claimed in claim 4, wherein the side wall of the end of the deflector (10) far away from the fish-ridge beam (3) is provided with a wedge-shaped deflector groove (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920643418.2U CN209873535U (en) | 2019-05-03 | 2019-05-03 | Continuous beam arch combined bridge with fish-ridge beam structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920643418.2U CN209873535U (en) | 2019-05-03 | 2019-05-03 | Continuous beam arch combined bridge with fish-ridge beam structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209873535U true CN209873535U (en) | 2019-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920643418.2U Expired - Fee Related CN209873535U (en) | 2019-05-03 | 2019-05-03 | Continuous beam arch combined bridge with fish-ridge beam structure |
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| Country | Link |
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| CN (1) | CN209873535U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112942094A (en) * | 2021-01-27 | 2021-06-11 | 邹芳 | A check out test set for bridge bottom |
-
2019
- 2019-05-03 CN CN201920643418.2U patent/CN209873535U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112942094A (en) * | 2021-01-27 | 2021-06-11 | 邹芳 | A check out test set for bridge bottom |
| CN112942094B (en) * | 2021-01-27 | 2022-12-06 | 中铁二十一局集团第三工程有限公司 | A check out test set for bridge bottom |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191231 |
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| CF01 | Termination of patent right due to non-payment of annual fee |