CN209975345U - Box-section steel arch rib arch foot structure - Google Patents
Box-section steel arch rib arch foot structure Download PDFInfo
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- CN209975345U CN209975345U CN201920574750.8U CN201920574750U CN209975345U CN 209975345 U CN209975345 U CN 209975345U CN 201920574750 U CN201920574750 U CN 201920574750U CN 209975345 U CN209975345 U CN 209975345U
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Abstract
The utility model discloses a box cross-section steel arch rib hunch foot structure, including hunch foot roof, hunch foot bottom plate and hunch foot web, hunch foot roof, hunch foot bottom plate and hunch foot web form box structure, hunch foot roof, hunch foot bottom plate and hunch foot web all weld have the inside stiffening rib of hunch section, still including the biography power component connecting plate of seting up first through-hole, pass power component connecting plate and set up on the inside stiffening rib of hunch section with the bridge floor is perpendicular, pass power component connecting plate and be equipped with and pass the power component, pass the power component and pass the hunch foot bottom plate. The utility model discloses will pass the power component connecting plate and set up with the bridge floor is perpendicular, pass the power component and pass the arch foot bottom plate for pass the power component connecting plate and set up the direction and keep unanimous with the bridge floor main part load direction that the steel arch rib receives, the steel arch rib forms complete good power transmission route through passing the power component with the bridge floor structure, full play steel arch rib compressive property improves the structural safety performance.
Description
Technical Field
The utility model belongs to the technical field of bridge structures, concretely relates to box cross-section steel arch rib arch foot structure.
Background
With the continuous development of bridge structures, the design and construction level of bridge engineering projects is continuously improved, and more special-shaped bridge structures are applied. The steel arch bridge structure with the box-section steel arch ribs as the main bearing structure has the characteristics of simplicity, clearness, high bearing capacity and the like, and is widely applied to the aspect of urban landscapes.
Chinese patent application No. 2016.03.17 discloses a utility model named as a connection structure of steel box stacked arch springing and tie beam (application No. CN201620205242.9), which comprises an arch rib separation section, a springing section and a tie beam section; the arch rib separation section consists of an upper arch rib, a lower arch rib and a connecting plate; the upper arch rib and the lower arch rib are both box-shaped, and stiffening ribs are arranged on the inner sides of the box walls; the arch foot section is of a single-box vertical three-chamber structure and comprises an arch foot top plate, an arch foot bottom plate, an arch foot web plate, an arch foot middle plate, an arch foot partition plate and stiffening ribs; the tie beam section is of a single box structure and comprises a box structure consisting of a tie beam top plate, a tie beam bottom plate and a tie beam web plate, and a tie beam clapboard and a clapboard stiffening plate are arranged in the box; the connecting structure is reasonable in arrangement, clear in stress flow direction, safe and reliable, and capable of effectively transmitting high stress of the arch rib to the support. In the prior art, how to form a complete and good force transmission path between a steel arch rib provided with a foot structure and a bridge deck structure is a technical problem to be solved by the technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the above-mentioned not enough that exists among the prior art, provide a box cross-section steel arch rib arch foot structure, will pass the power component connecting plate and set up with the bridge floor is perpendicular for pass the power component connecting plate and set up the direction and keep unanimous with the bridge floor main part load direction that the steel arch rib receives, the steel arch rib passes through the power component of passing and forms complete good biography power route with the bridge floor structure, full play steel arch rib compression performance improves the structural safety ability.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the utility model provides a box cross-section steel arch rib hunch foot structure, includes hunch foot roof, hunch foot bottom plate and hunch foot web, hunch foot roof, hunch foot bottom plate and hunch foot web form box structure, and hunch foot roof, hunch foot bottom plate and hunch foot web all weld have the inside rib of putting more energy into of hunch section, its characterized in that: the arch support is characterized by further comprising a force transmission component connecting plate provided with a first through hole, the force transmission component connecting plate and the bridge floor are perpendicularly arranged on stiffening ribs inside the arch section, and a force transmission component is arranged on the force transmission component connecting plate and penetrates through the arch foot bottom plate. The utility model discloses will pass the power component connecting plate and set up with the bridge floor is perpendicular, pass the power component and pass the arch foot bottom plate for pass the power component connecting plate and set up the direction and keep unanimous with the bridge floor main part load direction that the steel arch rib receives, the steel arch rib forms complete good power transmission route through passing the power component with the bridge floor structure, full play steel arch rib compressive property improves the structural safety performance.
Furthermore, the force transmission component connecting plate is provided with an overhaul channel, the overhaul channel is welded in the first through hole, and the force transmission component is welded at the bottom of the overhaul channel and is fixedly welded with the force transmission component connecting plate. The maintenance channel is arranged to provide an installation position for the connection of the force transmission component, so that an enough welding area is formed between the force transmission component and the force transmission component connecting plate, the structural rigidity of the connection position of the end part of the force transmission component and the force transmission component connecting plate is improved, and the connection strength is ensured.
Furthermore, a connecting stiffening plate is welded between the overhaul channel and the force transmission component connecting plate, so that the connecting strength between the overhaul channel and the force transmission component connecting plate is improved.
Furthermore, the connecting stiffening plates are provided with inclined planes, so that the connecting stiffening plates and the force transmission component connecting plates can be ensured to have enough welding area, meanwhile, the weight of the connecting stiffening plates can be reduced, the weight of the force transmission component connecting plates is further reduced, and the force transmission component connecting plates are convenient to be arranged on the stiffening ribs inside the arch sections.
Furthermore, pass the power component connecting plate and be equipped with stiffening rib reserve tank, encircle section inside stiffening rib and stiffening rib reserve tank welded connection for it is spacing on encircleing section inside stiffening rib to pass the power component connecting plate, is convenient for will encircle section inside stiffening rib and stiffening rib reserve tank welded connection.
Further, still including the cross slab that is equipped with the second through-hole, the welding of cross slab is on encircleing the inside stiffening rib of section, and the perpendicular hunch foot bottom plate of cross slab sets up, increases the utility model discloses the bulk rigidity.
Further, the steel arch reinforcement structure also comprises an arch section end plate, wherein the arch section end plate is welded on the arch springing top plate, the arch springing bottom plate and the arch springing web plate, and the inner side of the arch section end plate is provided with a stud which can enhance the internal acting force between the poured concrete and the steel arch rib.
Further, still draw the connecting plate including holding, hold and draw the connecting plate welding on the hunch foot web, make the utility model discloses form a whole with bridge floor girder steel end connection, realize the utility model discloses and effectively just connect between the bridge floor girder steel and be connected.
Further, the hunch foot web is equipped with the welding manhole, improves the utility model discloses an internals welding efficiency.
Furthermore, the arch springing top plate is provided with a guide plate, the guide plate is connected with the arch springing web plate in a welding mode, and the arch springing top plate, the arch springing bottom plate, the guide plate and the arch springing web plate form a hexagonal box-shaped structure. The connecting welding seam of the arch springing top plate and the arch springing web plate is transferred to the middle part of the height of the cross section, the problem that the structural reliability caused by the traditional rectangular box body cross section stress defect point and the welding stress concentration point is insufficient is solved, the construction quality is improved, and the steel consumption is saved while the bearing capacity of the steel arch rib is ensured.
The utility model discloses owing to adopted above-mentioned technical scheme, following beneficial effect has:
1. the utility model discloses will pass the power component connecting plate and set up with the bridge floor is perpendicular, pass the power component and pass the arch foot bottom plate for pass the power component connecting plate and set up the direction and keep unanimous with the bridge floor main part load direction that the steel arch rib receives, the steel arch rib forms complete good power transmission route through passing the power component with the bridge floor structure, full play steel arch rib compressive property improves the structural safety performance.
2. The utility model discloses well biography power component connecting plate and biography power component concrete joint design are: the force transmission component connecting plate is provided with an overhaul channel, the overhaul channel is welded in the first through hole, and the force transmission component is welded at the bottom of the overhaul channel and is fixedly welded with the force transmission component connecting plate. The maintenance channel is arranged to provide an installation position for the connection of the force transmission component, so that an enough welding area is formed between the force transmission component and the force transmission component connecting plate, the structural rigidity of the connection position of the end part of the force transmission component and the force transmission component connecting plate is improved, and the connection strength is ensured. The connecting stiffening plates are welded between the overhaul channel and the force transmission component connecting plates, so that the connecting strength between the overhaul channel and the force transmission component connecting plates is improved. The connecting stiffening plates are provided with the inclined planes, so that enough welding area between the connecting stiffening plates and the force transmission component connecting plates can be ensured, meanwhile, the weight of the connecting stiffening plates can be reduced, the weight of the force transmission component connecting plates is further reduced, and the force transmission component connecting plates are convenient to be arranged on the stiffening ribs inside the arch sections.
Drawings
The present invention will be further explained with reference to the accompanying drawings:
fig. 1 is a schematic structural diagram of a box-section steel arch rib arch springing structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic structural view of the interconnection of the middle arch springing top plate, the arch springing bottom plate, the guide plate and the arch springing web plate of the present invention;
fig. 4 is a schematic view of the connection between the force transfer member connection plate and the force transfer member according to the present invention.
In the figure, 1-arch foot top plate; 2-arch springing bottom plate; 3-soffit webs; 4-internal stiffening ribs of the arch section; 5-a force transfer member connection plate; 6-a force transfer member; 7-a first via; 8, overhauling a channel; 9-connecting stiffening plates; 10-inclined plane; 11-a stiffening rib reserve groove; 12-diaphragm plate; 13-a second via; 14-arch segment end plates; 15-studs; 16-a bearing connection plate; 17-welding manhole; 18-guide plate.
Detailed Description
As shown in fig. 1 to 4, for the utility model relates to a box-type cross-section steel arch rib arch springing structure, including arch springing roof 1, arch springing bottom plate 2 and arch springing web 3, arch springing roof 1, arch springing bottom plate 2 and arch springing web 3 form box structure, and arch springing roof 1, arch springing bottom plate 2 and arch springing web 3 all have welded and have encircleed section inside stiffening rib 4. The arch support is characterized by further comprising a force transmission component connecting plate 5 provided with a first through hole 7, the force transmission component connecting plate 5 is perpendicular to the bridge floor and is arranged on the stiffening rib 4 inside the arch section, the force transmission component connecting plate 5 is provided with a force transmission component 6, and the force transmission component 6 penetrates through the arch springing bottom plate 2. Arch foot web 3 is equipped with welding manhole 17, improves the utility model discloses an internals welding efficiency. The arch springing top plate 1 is provided with a guide plate 18, the guide plate 18 is connected with the arch springing web 3 in a welding mode, and the arch springing top plate 1, the arch springing bottom plate 2, the guide plate 18 and the arch springing web 3 form a hexagonal box-shaped structure. The connecting welding seam of the arch springing top plate 1 and the arch springing web plate 3 is transferred to the middle part of the height of the cross section, the problem that the structural reliability caused by the traditional rectangular box cross section stress defect point and the welding stress concentration point is insufficient is solved, the construction quality is improved, and the steel consumption is saved while the bearing capacity of the steel arch rib is ensured.
The force transmission component connecting plate 5 is provided with an overhaul channel 8, the overhaul channel 8 is welded in the first through hole 7, and the force transmission component 6 is welded at the bottom of the overhaul channel 8 and is fixedly welded with the force transmission component connecting plate 5. By arranging the maintenance channel 8, an installation position is provided for the connection of the force transmission component 6, so that an enough welding area is formed between the force transmission component 6 and the force transmission component connecting plate 5, the structural rigidity of the connection position of the end part of the force transmission component 6 and the force transmission component connecting plate 5 is improved, and the connection strength is ensured. A connecting stiffening plate 9 is welded between the overhaul channel 8 and the force transmission component connecting plate 5, so that the connecting strength between the overhaul channel 8 and the force transmission component connecting plate 5 is improved. The connecting stiffening plates 9 are provided with the inclined planes 10, so that the sufficient welding area between the connecting stiffening plates 9 and the force transmission component connecting plates 5 can be ensured, meanwhile, the weight of the connecting stiffening plates 9 can be reduced, the weight of the force transmission component connecting plates 5 is further reduced, and the force transmission component connecting plates 5 can be conveniently arranged on the stiffening ribs 4 in the arch sections. The force transmission component connecting plate 5 is provided with a stiffening rib preformed groove 11, and the stiffening rib 4 and the stiffening rib preformed groove 11 in the arch section are connected in a welding mode, so that the force transmission component connecting plate 5 is limited on the stiffening rib 4 in the arch section, and the stiffening rib 4 in the arch section and the stiffening rib preformed groove 11 are connected in a welding mode conveniently.
The utility model discloses still including the cross slab 12 that is equipped with second through-hole 13, the welding of cross slab 12 is on encircleing section inside stiffening rib 4, and cross slab 12 encircles foot bottom plate 2 setting perpendicularly, increases the utility model discloses the bulk rigidity.
The utility model discloses still including hunch section tip board 14, hunch section tip board 14 welds on hunch foot roof 1, hunch foot bottom plate 2 and hunch foot web 3, and the inboard of hunch section tip board 14 is equipped with toggle 15, can strengthen the internal force between the concrete that fills and the steel arch rib.
The utility model discloses still including holding and drawing connecting plate 16, hold and draw 16 welding of connecting plate on hunch foot web 3, make the utility model discloses form a whole with bridge floor girder steel end connection, realize the utility model discloses and effectively just connect between the bridge floor girder steel and be connected.
The utility model discloses will pass power component connecting plate 5 and the perpendicular setting of bridge floor, pass power component 6 and pass arch foot bottom plate 2 for pass power component connecting plate 5 and set up the direction and keep unanimous with the bridge floor main part load direction that the steel arch rib receives, the steel arch rib forms complete good biography power route through passing power component 6 and bridge floor structure, and full play steel arch rib compressive property improves the structure security performance.
The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent substitutions or modifications made on the basis of the present invention to solve the same technical problems and achieve the same technical effects are all covered by the protection scope of the present invention.
Claims (10)
1. A box-section steel arch rib arch springing structure comprises a top springing plate, a bottom springing plate and a web springing plate, wherein the top springing plate, the bottom springing plate and the web springing plate form a box-shaped structure, and arch section internal stiffening ribs are welded on the top springing plate, the bottom springing plate and the web springing plate, and the box-section steel arch springing structure is characterized in that: the arch segment stiffening rib is characterized by further comprising a force transmission component connecting plate provided with a first through hole, the force transmission component connecting plate is perpendicular to the bridge floor and arranged on the stiffening rib inside the arch segment, a force transmission component is arranged on the force transmission component connecting plate, and the force transmission component penetrates through the arch foot bottom plate.
2. A box section steel arch rib and arch foot construction as set forth in claim 1, wherein: the force transmission component connecting plate is provided with an overhaul channel, the overhaul channel is welded in the first through hole, and the force transmission component is welded at the bottom of the overhaul channel and is fixedly welded with the force transmission component connecting plate.
3. A box section steel arch rib and arch foot construction as set forth in claim 2, wherein: and a connecting stiffening plate is welded between the overhaul channel and the force transmission component connecting plate.
4. A box section steel arch rib and arch foot construction as set forth in claim 3, wherein: the connecting stiffening plate is provided with an inclined plane.
5. A box section steel arch rib and arch foot construction as set forth in claim 1, wherein: the force transmission component connecting plate is provided with a stiffening rib reserved groove, and the stiffening rib inside the arch section is connected with the stiffening rib reserved groove in a welding mode.
6. A box section steel arch rib and arch foot construction as set forth in claim 1, wherein: the arch support is characterized by further comprising a transverse partition plate provided with a second through hole, the transverse partition plate is welded on the stiffening rib inside the arch section, and the transverse partition plate is perpendicular to the arch springing bottom plate.
7. A box section steel arch rib and arch foot construction as set forth in claim 1, wherein: the arch support is characterized by further comprising arch section end plates, the arch section end plates are welded on the arch springtop plate, the arch springbottom plate and the arch springweb, and studs are arranged on the inner sides of the arch section end plates.
8. A box section steel arch rib and arch foot construction as set forth in claim 1, wherein: the arch springing structure is characterized by further comprising a bearing and leading connecting plate, wherein the bearing and leading connecting plate is welded on the arch springing web.
9. A box section steel arch rib and arch foot construction as set forth in claim 1, wherein: the arch springing web plate is provided with a welding manhole.
10. A box section steel arch rib and arch foot construction as set forth in claim 1, wherein: the arch springing top plate is provided with a guide plate, the guide plate is connected with the arch springing web plate in a welding mode, and the arch springing top plate, the arch springing bottom plate, the guide plate and the arch springing web plate form a hexagonal box-shaped structure.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920574750.8U CN209975345U (en) | 2019-04-25 | 2019-04-25 | Box-section steel arch rib arch foot structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920574750.8U CN209975345U (en) | 2019-04-25 | 2019-04-25 | Box-section steel arch rib arch foot structure |
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| CN209975345U true CN209975345U (en) | 2020-01-21 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111287067A (en) * | 2020-02-03 | 2020-06-16 | 广西路桥工程集团有限公司 | Manufacturing method for curved part of steel box arch unit |
| CN112095435A (en) * | 2020-09-27 | 2020-12-18 | 广州市第二市政工程有限公司 | Construction method for prepressing large-span steel arch frame |
| CN112144419A (en) * | 2020-10-20 | 2020-12-29 | 江苏沪宁钢机股份有限公司 | Giant space bent-torsion bridge arch foot and manufacturing method thereof |
| CN112709123A (en) * | 2020-12-24 | 2021-04-27 | 中铁重工有限公司 | Arch foot and arch rib transition section of divergent steel arch and manufacturing method thereof |
| CN113652946A (en) * | 2021-08-20 | 2021-11-16 | 广州市市政工程设计研究总院有限公司 | Curved beam space arch combined system foot bridge |
-
2019
- 2019-04-25 CN CN201920574750.8U patent/CN209975345U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111287067A (en) * | 2020-02-03 | 2020-06-16 | 广西路桥工程集团有限公司 | Manufacturing method for curved part of steel box arch unit |
| CN112095435A (en) * | 2020-09-27 | 2020-12-18 | 广州市第二市政工程有限公司 | Construction method for prepressing large-span steel arch frame |
| CN112144419A (en) * | 2020-10-20 | 2020-12-29 | 江苏沪宁钢机股份有限公司 | Giant space bent-torsion bridge arch foot and manufacturing method thereof |
| CN112709123A (en) * | 2020-12-24 | 2021-04-27 | 中铁重工有限公司 | Arch foot and arch rib transition section of divergent steel arch and manufacturing method thereof |
| CN112709123B (en) * | 2020-12-24 | 2022-01-18 | 中铁重工有限公司 | Arch foot and arch rib transition section of divergent steel arch and manufacturing method thereof |
| CN113652946A (en) * | 2021-08-20 | 2021-11-16 | 广州市市政工程设计研究总院有限公司 | Curved beam space arch combined system foot bridge |
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Address after: 311400 No.18, Changkou East Street, Changkou Town, Fuyang District, Hangzhou City, Zhejiang Province Patentee after: Zhejiang Zhongnan Lvjian Technology Group Co.,Ltd. Address before: No.245, BINKANG Road, Binjiang District, Hangzhou City, Zhejiang Province 310052 Patentee before: ZHEJIANG ZHONGNAN CONSTRUCTION GROUP STEEL STRUCTURE Co.,Ltd. |