CN110847008B - Bridge abutment rigid frame bridge structure with rigid expansion foundation and construction method thereof - Google Patents
Bridge abutment rigid frame bridge structure with rigid expansion foundation and construction method thereof Download PDFInfo
- Publication number
- CN110847008B CN110847008B CN201911271672.5A CN201911271672A CN110847008B CN 110847008 B CN110847008 B CN 110847008B CN 201911271672 A CN201911271672 A CN 201911271672A CN 110847008 B CN110847008 B CN 110847008B
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- Prior art keywords
- bridge
- abutment
- rigid
- foundation
- guide plate
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- 238000010276 construction Methods 0.000 title claims description 21
- 241001669679 Eleotris Species 0.000 claims description 6
- 238000005266 casting Methods 0.000 claims description 3
- 230000005484 gravity Effects 0.000 claims description 3
- 239000012791 sliding layer Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 claims 1
- 238000013016 damping Methods 0.000 abstract description 5
- 238000011161 development Methods 0.000 abstract description 5
- 239000002689 soil Substances 0.000 abstract description 5
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 241001391944 Commicarpus scandens Species 0.000 abstract description 2
- 238000005452 bending Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 238000013459 approach Methods 0.000 description 5
- 238000013461 design Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- 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
-
- 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
- E01D19/02—Piers; Abutments ; Protecting same against drifting ice
-
- 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
- E01D19/12—Grating or flooring for bridges; Fastening railway sleepers or tracks to bridges
- E01D19/125—Grating or flooring for bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention relates to a bridge abutment rigid frame bridge structure with a rigid expansion foundation, which comprises a main beam, a guide plate and a wiring pavement which are sequentially connected along a longitudinal bridge direction, wherein the rigid expansion foundation is arranged below the main beam and the guide plate, a thin-wall main bridge abutment is arranged between the main beam and the rigid expansion foundation, a soil-retaining secondary bridge abutment is arranged between the guide plate and the rigid expansion foundation, and a plurality of dampers with axial lines being the longitudinal bridge direction are arranged between the thin-wall main bridge abutment and the soil-retaining secondary bridge abutment. The bridge abutment rigid frame bridge with the rigid expansion foundation is simple in structure, damping of the structure is increased, damping and energy consumption are achieved, a certain promotion effect is achieved for development of a seamless bridge in a good foundation area, the soil retaining secondary bridge abutment and the guide plate are fixedly connected, the problems that the guide plate of the seamless bridge is easy to break and jump, and bending moment of the guide plate is reduced are solved.
Description
Technical Field
The invention relates to a structure of a bridge abutment rigid frame bridge with a rigid expansion foundation and a construction method thereof, belonging to the field of structural engineering.
Background
Along with the development of economy and social progress, the requirements of people on the construction of traffic infrastructures are higher, bridges are taken as key links of the infrastructures, the important roles in national production and living are played, the design technology of the bridges is continuously developed along with the times, and the requirements of people on the bridges are silently changed from the original 'open-circuit when meeting mountain and bridging when meeting water', which are only limited to meet the requirements of daily traffic and transportation, and the requirements in the aspects of economy, durability, comfort, attractive appearance and the like are more emphasized. The expansion joint is often exposed in a severe natural environment and is corroded by rainwater and atmosphere for a long time, so that the expansion joint becomes the most easily damaged part of the whole bridge. Meanwhile, the expansion joint is difficult to repair after being damaged, the maintenance cost is very expensive, and the requirements of people on economy and durability of the bridge structure are difficult to meet. Meanwhile, the existence of the expansion joint is also one of important factors affecting the travelling comfort. Therefore, in order to solve the problems caused by expansion joints and increase the shock resistance of the bridge, the invention provides a novel bridge abutment rigid frame bridge structure with a rigid expansion foundation and a construction method thereof.
Disclosure of Invention
In view of the defects of the prior art, the technical problem to be solved by the invention is to provide a structure of a rigid frame bridge of an abutment with a rigid expansion foundation and a construction method thereof, and the structure is simple, convenient and efficient.
In order to solve the technical problems, the technical scheme of the invention is as follows: the bridge abutment rigid frame bridge structure with the rigid expansion foundation comprises a main beam, an approach plate and a wiring pavement which are sequentially connected along a longitudinal bridge direction, wherein the rigid expansion foundation is arranged below the main beam and the approach plate, a thin-wall main bridge abutment is arranged between the main beam and the rigid expansion foundation, a soil-retaining secondary bridge abutment is fixedly arranged between the approach plate and the rigid expansion foundation, and a plurality of dampers with axial lines being the longitudinal bridge direction are arranged between the thin-wall main bridge abutment and the soil-retaining secondary bridge abutment.
Preferably, the main beam is flush with the upper surface of the lead plate and the wiring pavement.
Preferably, the end part of the main beam is fixedly provided with a bracket for supporting the end part of the guide plate, a construction joint is arranged between the main beam and the guide plate, and an expansion joint is arranged between the guide plate and a wiring pavement.
Preferably, the earth-retaining sub-abutment is a gravity abutment, which serves as an earth-retaining and supporting approach plate, and is located at 2/3 of the longitudinal approach plate.
Preferably, a sliding layer is arranged between the leading plate and the soil-retaining secondary abutment.
Preferably, the lower part of the joint between the leading plate and the wiring pavement is supported by the sleeper beam.
Preferably, the rigid expansion foundation is provided with a conical slope near the river span side.
Preferably, the wiring pavement sides of the soil-retaining secondary abutment and under the rigid expansion foundation are all filled with soil after the abutment.
The construction method of the structure of the abutment rigid frame bridge with the rigid expansion foundation comprises the following steps: (1) Integrally pouring a rigid expansion foundation, a thin-wall main abutment and a soil-retaining secondary abutment; (2) A damper is arranged among the rigid expansion foundation, the thin-wall main abutment and the soil-retaining secondary abutment; (3) Pouring the main girder and the leading plate, forming a whole with the thin-wall main bridge abutment, and solidifying the leading plate and the soil-retaining secondary bridge abutment; (4) casting a sleeper beam; (5) And pouring a wiring pavement, and reserving an expansion joint between the wiring pavement and the guide plate.
Compared with the prior art, the invention has the following beneficial effects: the bridge abutment rigid frame bridge with the rigid expansion foundation is simple in structure, damping of the structure is increased, damping and energy consumption are achieved, a certain promotion effect is achieved for development of a seamless bridge in a good foundation area, the soil retaining secondary bridge abutment and the guide plate are fixedly connected, the problems that the guide plate of the seamless bridge is easy to break and jump, and bending moment of the guide plate is reduced are solved.
The invention will be described in further detail with reference to the drawings and the detailed description.
Drawings
Fig. 1 is a schematic view of the construction of an embodiment of the present invention.
Fig. 2 is a top view of the damper.
Detailed Description
In order to make the above features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.
As shown in fig. 1-2, the rigid frame bridge structure with the rigid expansion foundation comprises a main beam 1, a guide plate 2 and a wiring pavement 14 which are sequentially connected along a longitudinal bridge direction, wherein a rigid expansion foundation 5 is arranged below the main beam and the guide plate, a thin-wall main bridge 3 is arranged between the main beam and the rigid expansion foundation, a soil-retaining secondary bridge 11 is fixedly arranged between the guide plate and the rigid expansion foundation, a plurality of dampers 4 with axial lines being the longitudinal bridge direction are arranged between the thin-wall main bridge and the soil-retaining secondary bridge, the rigid expansion foundation is suitable for areas with better foundations, the thin-wall main bridge is a flexible bridge, the thickness of the flexible bridge is slightly larger than the diameter of a pile foundation, and the rigid expansion foundation, the thin-wall main bridge and the soil-retaining secondary bridge are integrally cast.
In the embodiment of the invention, the main beam is flush with the upper surfaces of the leading plates and the wiring pavement.
In the embodiment of the invention, a bracket 8 for supporting the end part of the guide plate is fixedly arranged at the end part of the main beam, a construction joint 7 is arranged between the main beam and the guide plate, and an expansion joint 9 is arranged between the guide plate and a wiring pavement.
In the embodiment of the invention, the earth-retaining secondary abutment is a gravity abutment and plays a role of earth-retaining and supporting the guide plate, and is positioned at 2/3 of the guide plate in the longitudinal bridge direction.
In the embodiment of the invention, a sliding layer 10 is arranged between the leading plate and the soil retaining sub-abutment.
In the embodiment of the invention, the lower part of the joint between the leading plate and the wiring pavement is supported by the sleeper beams 13.
In the embodiment of the invention, the rigid expansion foundation is provided with a conical slope 6 near the river span side.
In the embodiment of the invention, the wiring pavement side of the soil retaining sub-abutment under the rigid expansion foundation is the post-abutment earth filling 12.
The construction method of the structure of the abutment rigid frame bridge with the rigid expansion foundation comprises the following steps: (1) Integrally pouring a rigid expansion foundation, a thin-wall main abutment and a soil-retaining secondary abutment; (2) A damper is arranged among the rigid expansion foundation, the thin-wall main abutment and the soil-retaining secondary abutment; (3) Pouring the main girder and the leading plate, forming a whole with the thin-wall main bridge abutment, and solidifying the leading plate and the soil-retaining secondary bridge abutment; (4) casting a sleeper beam; (5) And pouring a wiring pavement, and reserving an expansion joint between the wiring pavement and the guide plate. The invention has reasonable design and convenient construction, remarkably improves the damping, energy consumption and deformation capacity of the bridge, and simultaneously increases the application of the seamless bridge in earthquake areas, thereby playing a promoting role in the development of the seamless bridge in China. Under the action of earthquake, the earthquake resistance of the novel rigid frame bridge is obviously improved, the practicability is increased, and meanwhile, a foundation is provided for the development of the integral bridge in an earthquake area.
The present invention is not limited to the above-described preferred embodiments, and any person can obtain various other configurations of the abutment rigid frame bridge with the rigid expansion foundation and the construction method thereof under the teaching of the present invention. All equivalent changes and modifications made according to the claims of the present invention shall fall within the scope of the present invention.
Claims (7)
1. A construction of a bridge abutment rigid frame bridge with a rigid enlarged foundation, characterized by: the device comprises a main beam, a guide plate and a wiring pavement which are sequentially connected along a longitudinal bridge, wherein a rigid expansion foundation is arranged below the main beam and the guide plate, a thin-wall main bridge abutment is arranged between the main beam and the rigid expansion foundation, a soil-retaining secondary bridge abutment is fixedly arranged between the guide plate and the rigid expansion foundation, and a plurality of dampers with axial lines being the longitudinal bridge direction are arranged between the thin-wall main bridge abutment and the soil-retaining secondary bridge abutment; the main beam is flush with the upper surface of the leading plate and the wiring pavement; the bracket for supporting the end part of the guide plate is fixedly arranged at the end part of the main beam, a construction joint is arranged between the main beam and the guide plate, and an expansion joint is arranged between the guide plate and a wiring pavement.
2. The construction of a bridge abutment rigid frame bridge with rigid enlarged foundation of claim 1, wherein: the earth-retaining secondary abutment is a gravity abutment, plays roles of retaining earth and supporting the leading plate, and is positioned at 2/3 of the leading plate in the longitudinal bridge direction.
3. The construction of a bridge abutment rigid frame bridge with rigid enlarged foundation of claim 1, wherein: a sliding layer is arranged between the leading plate and the soil-retaining sub abutment.
4. The construction of a bridge abutment rigid frame bridge with rigid enlarged foundation of claim 1, wherein: the lower part of the joint between the leading plate and the wiring pavement is supported by the sleeper beam.
5. The construction of a bridge abutment rigid frame bridge with rigid enlarged foundation of claim 1, wherein: the rigid expansion foundation is provided with a conical slope near the river span side.
6. The construction of a bridge abutment rigid frame bridge with rigid enlarged foundation of claim 1, wherein: the wiring pavement side of the earth-retaining secondary abutment below the rigid expansion foundation is filled with earth after the abutment.
7. A method of constructing a rigid frame bridge construction of an abutment with a rigid enlarged foundation according to any one of claims 1 to 6, comprising the steps of: (1) Integrally pouring a rigid expansion foundation, a thin-wall main abutment and a soil-retaining secondary abutment; (2) A damper is arranged among the rigid expansion foundation, the thin-wall main abutment and the soil-retaining secondary abutment; (3) Pouring the main girder and the leading plate, forming a whole with the thin-wall main bridge abutment, and solidifying the leading plate and the soil-retaining secondary bridge abutment; (4) casting a sleeper beam; (5) And pouring a wiring pavement, and reserving an expansion joint between the wiring pavement and the guide plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911271672.5A CN110847008B (en) | 2019-12-12 | 2019-12-12 | Bridge abutment rigid frame bridge structure with rigid expansion foundation and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911271672.5A CN110847008B (en) | 2019-12-12 | 2019-12-12 | Bridge abutment rigid frame bridge structure with rigid expansion foundation and construction method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110847008A CN110847008A (en) | 2020-02-28 |
| CN110847008B true CN110847008B (en) | 2024-05-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911271672.5A Active CN110847008B (en) | 2019-12-12 | 2019-12-12 | Bridge abutment rigid frame bridge structure with rigid expansion foundation and construction method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN110847008B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112112198B (en) * | 2020-10-23 | 2024-04-30 | 福州大学 | Rigid-flexible combined damper device and construction method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007107339A (en) * | 2005-10-17 | 2007-04-26 | Mitsui Eng & Shipbuild Co Ltd | Structure and its construction method for steel concrete compound rigid frame bridge |
| CN102121226A (en) * | 2011-04-02 | 2011-07-13 | 北京工业大学 | Earthquake-resistant bridge abutment with flexible walls |
| CN204825610U (en) * | 2015-07-22 | 2015-12-02 | 济南市市政工程设计研究院（集团）有限责任公司 | No expansion joint rigid frame bridge |
| CN108547218A (en) * | 2018-06-14 | 2018-09-18 | 福州大学 | The construction and its construction method of abutment rigid frame bridge |
| CN109487703A (en) * | 2019-01-14 | 2019-03-19 | 兰州理工大学 | A kind of function separate type Self-resetting shock-absorption bridge and installation method |
| CN209482155U (en) * | 2019-01-14 | 2019-10-11 | 兰州理工大学 | A kind of function separate type Self-resetting shock-absorption bridge |
| CN211645944U (en) * | 2019-12-12 | 2020-10-09 | 福州大学 | Abutment rigid frame bridge structure with rigidity enlarges basis |
-
2019
- 2019-12-12 CN CN201911271672.5A patent/CN110847008B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007107339A (en) * | 2005-10-17 | 2007-04-26 | Mitsui Eng & Shipbuild Co Ltd | Structure and its construction method for steel concrete compound rigid frame bridge |
| CN102121226A (en) * | 2011-04-02 | 2011-07-13 | 北京工业大学 | Earthquake-resistant bridge abutment with flexible walls |
| CN204825610U (en) * | 2015-07-22 | 2015-12-02 | 济南市市政工程设计研究院（集团）有限责任公司 | No expansion joint rigid frame bridge |
| CN108547218A (en) * | 2018-06-14 | 2018-09-18 | 福州大学 | The construction and its construction method of abutment rigid frame bridge |
| CN109487703A (en) * | 2019-01-14 | 2019-03-19 | 兰州理工大学 | A kind of function separate type Self-resetting shock-absorption bridge and installation method |
| CN209482155U (en) * | 2019-01-14 | 2019-10-11 | 兰州理工大学 | A kind of function separate type Self-resetting shock-absorption bridge |
| CN211645944U (en) * | 2019-12-12 | 2020-10-09 | 福州大学 | Abutment rigid frame bridge structure with rigidity enlarges basis |
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| Publication number | Publication date |
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| CN110847008A (en) | 2020-02-28 |
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