CN110847008A - Structure of abutment rigid frame bridge with rigid enlarged foundation and construction method thereof - Google Patents
Structure of abutment rigid frame bridge with rigid enlarged foundation and construction method thereof Download PDFInfo
- Publication number
- CN110847008A CN110847008A CN201911271672.5A CN201911271672A CN110847008A CN 110847008 A CN110847008 A CN 110847008A CN 201911271672 A CN201911271672 A CN 201911271672A CN 110847008 A CN110847008 A CN 110847008A
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- Prior art keywords
- abutment
- rigid
- bridge
- guide plate
- foundation
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- 238000010276 construction Methods 0.000 title claims description 23
- 241001669679 Eleotris Species 0.000 claims description 6
- 239000002689 soil Substances 0.000 claims description 6
- 230000005484 gravity Effects 0.000 claims description 3
- 239000012791 sliding layer Substances 0.000 claims description 3
- 238000011161 development Methods 0.000 abstract description 5
- 230000035939 shock Effects 0.000 abstract description 4
- 238000013016 damping Methods 0.000 abstract description 3
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 230000001737 promoting effect Effects 0.000 abstract description 3
- 238000010521 absorption reaction Methods 0.000 abstract description 2
- 238000013461 design Methods 0.000 description 2
- 206010033799 Paralysis Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
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
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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
- E01D19/02—Piers; Abutments ; Protecting same against drifting ice
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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
- 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
Abstract
The invention relates to a structure of a bridge abutment rigid frame bridge with a rigidity expansion foundation, which comprises a main beam, a guide plate and a wiring road surface which are sequentially connected along a longitudinal bridge direction, wherein the rigidity 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 rigidity expansion foundation, a soil-retaining secondary bridge abutment is arranged between the guide plate and the rigidity expansion foundation, and a plurality of dampers with the axial line in the longitudinal bridge direction are arranged between the thin-wall main bridge abutment and the soil-retaining secondary bridge abutment. The abutment rigid frame bridge with the rigidity expansion foundation has a simple structure, increases the damping of the structure, plays a role in shock absorption and energy consumption, and plays a certain role in promoting the development of a seamless bridge in a region with good foundation.
Description
Technical Field
The invention relates to a structure of a bridge abutment rigid frame bridge with a rigid enlarged 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 serve as key links of infrastructures and have a great significance in national production and life, the design technology of bridges is continuously developed along with the times, and the requirements of people on bridges are subtly changed from the original requirements of meeting mountain open roads and water bridges only to meet the requirements of daily traffic and transportation to the requirements of paying more attention to economy, durability, comfort, attractiveness and the like. The expansion joints are often exposed to the harsh natural environment and are subject to long-term rain and atmospheric erosion, making them the most vulnerable part of the entire bridge. Meanwhile, the expansion joint is difficult to repair after being damaged, and the maintenance cost is very expensive, so that 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 the important factors influencing the driving comfort. In addition, China is an earthquake-prone area, earthquakes occur every year, and the earthquakes often cause life and property safety of people and traffic paralysis, so that difficulties are brought to rescue of soldiers. Therefore, in order to solve the problems caused by expansion joints and increase the shock resistance of bridges, the invention provides a novel abutment rigid frame bridge structure with a rigid enlarged 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 bridge abutment rigid frame bridge with a rigidity expanding foundation and a construction method thereof, wherein the structure is simple, convenient and efficient.
In order to solve the technical problems, the technical scheme of the invention is as follows: the utility model provides a structure of abutment rigid frame bridge with rigidity enlarges basis, includes along the longitudinal bridge to the girder, draw board, the wiring road surface that links up the setting in proper order, and girder and draw board below are equipped with the rigidity and enlarge the basis, are equipped with thin wall main abutment between girder and the rigidity enlarges the basis, have set firmly between draw board and the rigidity enlarges the basis and keep off native secondary abutment, are equipped with the axis and be the longitudinal bridge to a plurality of attenuator between thin wall main abutment and the fender secondary abutment.
Preferably, the main beam is flush with the upper surfaces of the lead plate and the wiring road surface.
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 the wiring road surface.
Preferably, the secondary retaining abutment is a gravity abutment which acts as a retaining and supporting leader and is located at 2/3 of the longitudinal bridge leader.
Preferably, a sliding layer is arranged between the guide plate and the secondary retaining abutment.
Preferably, the lower part of the joint of the lead plate and the wiring pavement is supported by the sleeper beam.
Preferably, the rigid enlarged foundation is provided with a conical slope close to the river-crossing side.
Preferably, the earth is filled behind the rigid extension foundation and the connection road surface side of the secondary retaining abutment.
A construction method for a bridge abutment rigid frame bridge structure with a rigid enlarged foundation comprises the following steps: (1) integrally pouring a rigid enlarged foundation, a thin-wall main abutment and a soil-retaining secondary abutment; (2) installing dampers among the rigid enlarged foundation, the thin-wall main abutment and the soil-retaining secondary abutment; (3) pouring the main beam and the guide plate, forming a whole with the thin-wall main abutment, and solidifying the guide plate and the soil-retaining secondary abutment; (4) pouring a sleeper beam; (5) and pouring a wiring road surface, and reserving an expansion joint between the wiring road surface and the guide plate.
Compared with the prior art, the invention has the following beneficial effects: the abutment rigid frame bridge with the rigidity expansion foundation has a simple structure, increases the damping of the structure, plays a role in shock absorption and energy consumption, and plays a certain role in promoting the development of a seamless bridge in a region with good foundation.
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Drawings
FIG. 1 is a schematic configuration diagram of an embodiment of the present invention.
Fig. 2 is a top view of the damper.
Detailed Description
In order to make the aforementioned and other features and advantages of the invention more comprehensible, embodiments accompanied with figures are described in detail below.
As shown in fig. 1-2, a structure of a rigid-framed bridge with a rigid expansion foundation comprises a main beam 1, a guide plate 2 and a wiring road surface 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 abutment 3 is arranged between the main beam and the rigid expansion foundation, a soil-retaining secondary bridge abutment 11 is fixedly arranged between the guide plate and the rigid expansion foundation, a plurality of dampers 4 with axes in the longitudinal bridge direction are arranged between the thin-wall main bridge abutment and the soil-retaining secondary bridge abutment, the rigid expansion foundation is suitable for an area with a better foundation, the thin-wall main bridge abutment is a flexible bridge abutment, the thickness of the flexible bridge abutment is slightly larger than the diameter of a pile foundation, and the rigid expansion foundation, the thin-wall main bridge abutment and the soil-retaining.
In the embodiment of the invention, the main beam is flush with the upper surfaces of the lead plate and the wiring road surface.
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 road surface.
In the embodiment of the invention, the sub-abutment for retaining soil is a gravity type abutment which plays the roles of retaining soil and supporting the guide plate and is positioned at 2/3 of the longitudinal bridge guide plate.
In the embodiment of the invention, a sliding layer 10 is arranged between the guide plate and the secondary retaining abutment.
In the embodiment of the invention, the lower part of the joint of the lead plate and the wiring pavement is supported by the sleeper beam 13.
In the embodiment of the invention, a conical slope 6 is arranged on the rigid enlarged foundation close to the river-crossing side.
In the embodiment of the present invention, the earth 12 is filled behind the connection road surface side of the sub abutment of the retaining soil under the rigid extension foundation.
A construction method for a bridge abutment rigid frame bridge structure with a rigid enlarged foundation comprises the following steps: (1) integrally pouring a rigid enlarged foundation, a thin-wall main abutment and a soil-retaining secondary abutment; (2) installing dampers among the rigid enlarged foundation, the thin-wall main abutment and the soil-retaining secondary abutment; (3) pouring the main beam and the guide plate, forming a whole with the thin-wall main abutment, and solidifying the guide plate and the soil-retaining secondary abutment; (4) pouring a sleeper beam; (5) and pouring a wiring road surface, and reserving an expansion joint between the wiring road surface and the guide plate. The invention has reasonable design and convenient construction, obviously improves the damping, energy consumption and deformation capacity of the bridge, increases the application of the seamless bridge in the earthquake region and plays a promoting role in the development of the seamless bridge in China. Under the earthquake action, the shock resistance of the novel rigid frame bridge is obviously improved, the practicability is improved, and meanwhile, a foundation is provided for the development of the whole bridge in an earthquake area.
The present invention is not limited to the above-described preferred embodiments, and any one can find the construction and construction method of other bridge abutment rigid frame bridges with rigid enlarged foundations in various forms according to the present invention. All equivalent changes and modifications made according to the claims of the present invention should be covered by the present invention.
Claims (9)
1. The utility model provides a structure of abutment rigid frame bridge with rigidity enlarges basis which characterized in that: the device comprises a main beam, a leading plate and a wiring road surface which are sequentially connected along the longitudinal bridge direction, wherein a rigid expansion foundation is arranged below the main beam and the leading 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 leading plate and the rigid expansion foundation, and a plurality of dampers with the axis in the longitudinal bridge direction are arranged between the thin-wall main bridge abutment and the soil-retaining secondary bridge abutment.
2. The construction of an abutment rigid frame bridge with a rigid enlarged foundation according to claim 1, wherein: the main beam is flush with the upper surfaces of the guide plate and the wiring road surface.
3. The construction of an abutment rigid frame bridge with a rigid enlarged foundation according to claim 1, wherein: 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 the wiring road surface.
4. The construction of an abutment rigid frame bridge with a rigid enlarged foundation according to claim 1, wherein: the secondary abutment for retaining soil is a gravity type abutment which plays roles of retaining soil and supporting the guide plate and is positioned at 2/3 of the longitudinal bridge guide plate.
5. The construction of an abutment rigid frame bridge with a rigid enlarged foundation according to claim 1, wherein: a sliding layer is arranged between the guide plate and the secondary retaining abutment.
6. The construction of an abutment rigid frame bridge with a rigid enlarged foundation according to claim 1, wherein: the lower part of the joint of the lead plate and the wiring road surface is supported by a sleeper beam.
7. The construction of an abutment rigid frame bridge with a rigid enlarged foundation according to claim 1, wherein: the rigid enlarged foundation is provided with a conical slope close to the river-crossing side.
8. The construction of an abutment rigid frame bridge with a rigid enlarged foundation according to claim 1, wherein: and filling soil behind the foundation and on the side of the connection road surface of the secondary retaining abutment.
9. A construction method of a rigid-framed bridge construction with rigid enlarged foundations according to any one of claims 1 to 8, characterized by comprising the steps of: (1) integrally pouring a rigid enlarged foundation, a thin-wall main abutment and a soil-retaining secondary abutment; (2) installing dampers among the rigid enlarged foundation, the thin-wall main abutment and the soil-retaining secondary abutment; (3) pouring the main beam and the guide plate, forming a whole with the thin-wall main abutment, and solidifying the guide plate and the soil-retaining secondary abutment; (4) pouring a sleeper beam; (5) and pouring a wiring road surface, and reserving an expansion joint between the wiring road surface and the guide plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911271672.5A CN110847008A (en) | 2019-12-12 | 2019-12-12 | Structure of abutment rigid frame bridge with rigid enlarged foundation and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911271672.5A CN110847008A (en) | 2019-12-12 | 2019-12-12 | Structure of abutment rigid frame bridge with rigid enlarged foundation and construction method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110847008A true CN110847008A (en) | 2020-02-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911271672.5A Pending CN110847008A (en) | 2019-12-12 | 2019-12-12 | Structure of abutment rigid frame bridge with rigid enlarged foundation and construction method thereof |
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| Country | Link |
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| CN (1) | CN110847008A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112112198A (en) * | 2020-10-23 | 2020-12-22 | 福州大学 | Rigid-flexible combined novel damper device and construction method thereof |
| 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/CN110847008A/en active Pending
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 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112112198A (en) * | 2020-10-23 | 2020-12-22 | 福州大学 | Rigid-flexible combined novel damper device and construction method thereof |
| CN112112198B (en) * | 2020-10-23 | 2024-04-30 | 福州大学 | Rigid-flexible combined damper device and construction method thereof |
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