CN219174986U - Steel temporary bridge structure of non-navigation river channel - Google Patents
Steel temporary bridge structure of non-navigation river channel Download PDFInfo
- Publication number
- CN219174986U CN219174986U CN202223462231.3U CN202223462231U CN219174986U CN 219174986 U CN219174986 U CN 219174986U CN 202223462231 U CN202223462231 U CN 202223462231U CN 219174986 U CN219174986 U CN 219174986U
- Authority
- CN
- China
- Prior art keywords
- abutment
- bridge
- pier
- foundation
- embedded part
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model relates to a steel temporary bridge structure of a non-navigable river. The river channel foundation embedded part comprises a first abutment and a second abutment which are arranged on two banks of a river channel, wherein the first abutment and the second abutment are in a stepped shape, a pier foundation is arranged in the middle of the river channel, a first abutment embedded part is arranged on a low-level step of the first abutment, a second abutment embedded part is arranged on a low-level step of the second abutment, and a plurality of pier foundation embedded parts are arranged on the pier foundation; the pier column foundation embedded parts are provided with pier columns, the top of each pier column is provided with a capping beam, a plurality of main beams are arranged between the first bridge abutment and the second bridge abutment, two ends of each main beam are respectively fixedly connected with the first bridge abutment embedded part and the second bridge abutment embedded part, and the middle part of each main beam is fixedly connected with the capping beam; and a bridge deck steel plate is paved and installed on each girder. The utility model provides a steel temporary bridge structure of a non-navigable river with reasonable structural design, which can be quickly constructed on site and put into use in time, and the main body part can be recycled so as to reduce material waste.
Description
Technical Field
The utility model belongs to the technical field of river bridges, and particularly relates to a steel temporary bridge structure of a non-navigable river.
Background
In various projects such as environment-friendly construction and municipal construction, a plurality of engineering projects are far away, and no current road is led to a construction site. When a temporary construction road is built in a part of engineering projects, the temporary construction temporary bridge needs to be built in order to ensure normal traffic, and the temporary construction bridge needs to be built in the initial stage of the projects and removed in the final stage of the projects.
The construction requirement of the temporary bridge is simple and convenient, and the temporary bridge needs to be quickly dismantled after engineering construction is completed. The existing bridge facilities are difficult to meet the requirements, and the structure of the bridge facilities needs to be optimally designed.
Disclosure of Invention
The utility model provides a steel bridge structure of a non-navigable river, which has reasonable structural design, can be quickly constructed and put into use on site in time, and has a main body part capable of being recycled with less material waste, so as to solve the technical problems in the prior art.
The utility model adopts the technical proposal for solving the technical problems in the prior art that: the steel temporary bridge structure of the non-navigable river comprises a first bridge abutment and a second bridge abutment which are arranged on two banks of the river, wherein the first bridge abutment and the second bridge abutment are in a stepped shape, a pier foundation is arranged in the middle of the river, a first bridge abutment embedded part is arranged on a low-level step of the first bridge abutment, a second bridge abutment embedded part is arranged on a low-level step of the second bridge abutment, and a plurality of pier foundation embedded parts are arranged on the pier foundation; the pier column foundation embedded parts are provided with pier columns, the top of each pier column is provided with a capping beam, a plurality of main beams are arranged between the first bridge abutment and the second bridge abutment, two ends of each main beam are respectively fixedly connected with the first bridge abutment embedded part and the second bridge abutment embedded part, and the middle part of each main beam is fixedly connected with the capping beam; and a bridge deck steel plate is paved and installed on each girder.
Preferably: the first abutment, the second abutment and the pier foundation are all reinforced concrete structures, and the first abutment embedded part, the second abutment embedded part and the pier foundation embedded part are all metal embedded parts.
Preferably: the pier foundation embedded part is provided with three parts, namely a front part, a middle part and a rear part, and the pier is provided with three parts; the pier columns are steel pipes, the bottom ends of the pier columns are welded and fixed with the pier column foundation embedded parts, grooves are formed in the tops of the pier columns, and the capping beams fall into the grooves and are welded and fixed.
Preferably: and a reinforcing connection frame is welded between the adjacent pier columns and comprises a cross beam positioned at the top and the bottom and two inclined beams positioned between the two cross beams and crossing each other, wherein the end parts of the cross beam and the inclined beams are welded and fixed with the pier columns, and the inclined beams are welded and fixed at the crossing positions of the middle parts.
Preferably: the cover beam and each girder are I-steel, the girders are arranged at equal intervals, and the upper surfaces of the girders are flush with the high-level steps of the first bridge abutment and the second bridge abutment.
Preferably: the first ground steel plate is laid outside the top of the first bridge abutment, the second ground steel plate is laid outside the top of the second bridge abutment, the inner end edge of the first ground steel plate is in butt joint with one end edge of the bridge deck steel plate, and the inner end edge of the second ground steel plate is in butt joint with the other end edge of the bridge deck steel plate.
Preferably: and guard rails are arranged on the main beams positioned on two sides, the bottoms of the guard rails are fixedly connected with the main beams by bolts, and two ends of the guard rails respectively extend to the outer sides of the first bridge abutment and the second bridge abutment.
The utility model has the advantages and positive effects that:
compared with the conventional concrete and circular pipe culvert temporary bridge facility structure, the steel temporary bridge facility is constructed based on bridge platforms and pier column foundations of the concrete structure, steel pipes and I-steel, can be quickly constructed on project sites and put into use in time, and shortens construction period. After the engineering project is completed, construction materials such as pier columns, reinforcing connection frames, main beams, cover beams, bridge deck steel plates, guardrails and the like can be recycled, so that the construction cost is effectively saved, and the generation of construction waste is reduced.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
fig. 2 is a schematic top view of the present utility model.
In the figure:
1. a first abutment; 2. the first abutment embedded part; 3. pier column foundation; 4. pier foundation embedded parts; 5. a second abutment; 6. the second abutment embedded part; 7. reinforcing the connection frame; 8. pier column; 9. a main beam; 10. a capping beam; 11. bridge deck steel plates; 12. a guard rail; 13. a first ground steel plate; 14. and a second ground steel plate.
Detailed Description
In order to further understand the summary, features and advantages of the present utility model, the following examples are set forth in detail.
Referring to fig. 1 and 2, the steel bridge structure of the non-navigable river of the present utility model includes a first bridge abutment 1 and a second bridge abutment 5 disposed on two sides of the river, both of which are in a stepped shape, a pier foundation 3 is disposed in the middle of the river, a first bridge abutment embedded part 2 is disposed on a low-level step of the first bridge abutment 1, a second bridge abutment embedded part 6 is disposed on a low-level step of the second bridge abutment 5, and a plurality of pier foundation embedded parts 4 are disposed on the pier foundation 3.
The first bridge abutment 1 and the second bridge abutment 5 form two end supporting bases of the steel temporary bridge structure, and the bridge abutment for supporting is constructed on two sides of a river channel, so that the structural strength of the position where the steel temporary bridge is constructed on the two sides of the river channel can be enhanced, and the running and collapsing of the two sides of the river channel under the action of rolling vehicles can be prevented. The pier foundation 3 forms a middle supporting foundation of the steel temporary bridge structure.
In this embodiment, the first abutment 1, the second abutment 5 and the pier foundation 3 are all reinforced concrete structures, and the first abutment embedded part 2, the second abutment embedded part 6 and the pier foundation embedded part 4 are all metal embedded parts. During construction, concrete pouring templates are supported on two sides of a river channel and the middle of the river channel, a steel reinforcement framework is installed in a die cavity, and then a cast-in-place concrete process is adopted to construct the first bridge abutment 1, the second bridge abutment 5 and the pier foundation 3.
The pier studs 8 are installed on the pier stud foundation embedded parts 4, the capping beams 10 are installed at the tops of the pier studs 8, a plurality of main beams 9 are arranged between the first bridge abutment 1 and the second bridge abutment 5, two ends of each main beam 9 are fixedly connected with the first bridge abutment embedded parts 2 and the second bridge abutment embedded parts 6 respectively, and the middle parts of the main beams are fixedly connected with the capping beams 10.
The function of constructing both the first abutment 1 and the second abutment 5 in a stepped shape is to: the main beams 9 arranged between the two main beams form sinking installation, so that the surfaces of the main beams 9 can be flush with the surface of the bridge abutment, and the formed steel bridge is flush with the surface of the bridge abutment so as to facilitate passing.
In the embodiment, the pier foundation embedded part 4 is provided with three front, middle and rear parts, and correspondingly, the pier 8 is provided with three parts; the pier studs 8 are thick-wall steel pipes, the bottom ends of the pier studs 8 are welded and fixed with the pier stud foundation embedded parts 4, grooves are formed in the tops of the pier studs 8, and the capping beams 10 fall into the grooves and are welded and fixed.
In this embodiment, the reinforcing connection frame 7 is welded and installed between the adjacent pier columns 8, the reinforcing connection frame 7 comprises a cross beam positioned at the top and the bottom and two inclined beams positioned between the two cross beams and forming a crisscross, the end parts of the cross beam and the inclined beams are welded and fixed with the pier columns 8, and the inclined beams are welded and fixed at the crossing positions of the middle parts.
In this embodiment, the capping beams 10 and the main beams 9 are all i-steel, the main beams 9 are arranged at equal intervals, two ends of each main beam 9 are welded and fixed with the first bridge abutment embedded part 2 and the second bridge abutment embedded part 5 respectively, and the upper surfaces of the main beams 9 are flush with the high-level steps of the first bridge abutment 1 and the second bridge abutment 5.
And a bridge deck steel plate 11 is paved and installed on each main girder 9, and the bridge deck steel plate 11 forms a supporting plane of the steel temporary bridge.
In this embodiment, a first ground steel plate 13 is laid on the top outer side of the first bridge abutment 1, a second ground steel plate 14 is laid on the top outer side of the second bridge abutment 5, the inner end edge of the first ground steel plate 13 is abutted with one end edge of the bridge deck steel plate 11, and the inner end edge of the second ground steel plate 14 is abutted with the other end edge of the bridge deck steel plate 11. As shown in the figure, the width of both the first floor steel plate 13 and the second floor steel plate 14 is equal to or greater than the width of the deck steel plate 11.
The first ground steel plate 13 forms the supporting surface of the river course ground outside the first bridge abutment 1, the second ground steel plate 14 forms the supporting surface of the river course ground outside the second bridge abutment 5, the structural strength of the river course ground is obviously improved by arranging the first ground steel plate 13 and the second ground steel plate 14, the rolling deformation resistance of vehicles is improved, and meanwhile, the first ground steel plate 13, the second ground steel plate 14 and the bridge deck steel plate 11 commonly form the smooth supporting surface of the steel temporary bridge facility, so that vehicles and personnel can pass through the surface.
In this embodiment, guard rails 12 are installed on the main beams 9 located on two sides, the bottoms of the guard rails 12 are fixedly connected with the main beams 9 through bolts, and two ends of the guard rails 12 extend to the outer sides of the first bridge abutment 1 and the second bridge abutment 5 respectively. The guard rail 12 is used for carrying out safety protection on two sides of the steel temporary bridge, and preventing personnel from falling into a river channel from the steel temporary bridge. The bottom of the guard rail 12 is fixedly connected with the main beams 9 on the two sides through bolts, so that the convenience in disassembly and assembly of the guard rail 12 is improved, and the guard rail 12 forms a standard component and can be reused.
The construction method comprises the following steps:
selecting proper positions on a river channel to construct a steel temporary bridge structure, after selecting places, excavating and cleaning two banks of the river channel to obtain construction foundation pits of a first bridge abutment 1 and a second bridge abutment 5, constructing a pouring template in the construction foundation pit, installing a reinforcing steel bar framework in a die cavity, constructing the first bridge abutment 1 and the second bridge abutment 5 by adopting a cast-in-place concrete construction process, and presetting a first bridge abutment embedded part 2 and a second bridge abutment embedded part 6 in the cast-in-place construction process; digging and cleaning the middle part of a river channel to obtain a construction foundation pit of the pier column foundation 3, constructing a pouring template in the construction foundation pit, installing a steel reinforcement framework in a die cavity, constructing the pier column foundation 3 by adopting a cast-in-place concrete construction process, and presetting an pier column foundation embedded part 4 in the cast-in-place construction process;
the pier studs 8 made of rear wall steel pipes are welded and installed on the pier stud foundation embedded parts 4, and then the cross beams and the crisscrossed oblique beams of the reinforced connecting frame 7 are welded and installed between the adjacent pier studs 8; then placing the capping beams 10 in the form of I-steel into the grooves at the tops of the pier columns 8, and welding the capping beams 10 with the tops of the pier columns 8 in a welding mode;
then installing a plurality of I-steel type main beams 9 which are arranged at equal intervals, enabling two ends of each main beam 9 to be respectively positioned on the first bridge abutment embedded part 2 and the second bridge abutment embedded part 6, enabling the middle part to fall on the capping beam 10, fixing the end parts of each main beam 9 with the first bridge abutment embedded part 2 and the second bridge abutment embedded part 6 respectively in a welding mode, and fixing the middle part of each main beam 9 with the capping beam 10 in a welding mode;
paving bridge deck steel plates 11 on the main beams 9, paving first ground steel plates 13 on the ground outside the top of the first bridge abutment 1, paving second ground steel plates 14 on the ground outside the top of the second bridge abutment 5, and splicing the end edges of the bridge deck steel plates 11, the first ground steel plates 13 and the second ground steel plates 14 to form a complete supporting plane; then, fixed guard rails 12 are installed on the main beams 9 on both sides, and as shown in the figure, both ends of the guard rails 12 extend above the inner end edges of both the first ground steel plate 13 and the second ground steel plate 14.
Claims (7)
1. A steel temporary bridge structure of a non-navigation river course is characterized in that: the river channel bridge comprises a first abutment (1) and a second abutment (5) which are arranged on two banks of a river channel, wherein the first abutment (1) and the second abutment (5) are in a stepped shape, a pier foundation (3) is arranged in the middle of the river channel, a first abutment embedded part (2) is arranged on a low-level step of the first abutment (1), a second abutment embedded part (6) is arranged on a low-level step of the second abutment (5), and a plurality of pier foundation embedded parts (4) are arranged on the pier foundation (3); the pier column foundation embedded parts (4) are provided with pier columns (8), the top of each pier column (8) is provided with a capping beam (10), a plurality of main beams (9) are arranged between the first bridge abutment (1) and the second bridge abutment (5), two ends of each main beam (9) are respectively fixedly connected with the first bridge abutment embedded part (2) and the second bridge abutment embedded part (6), and the middle part is fixedly connected with the capping beam (10); and a bridge deck steel plate (11) is paved and installed on each girder (9).
2. The steel temporary bridge structure of the non-navigable channel as set forth in claim 1, wherein: the first bridge abutment (1), the second bridge abutment (5) and the pier stud foundation (3) are of reinforced concrete structures, and the first bridge abutment embedded part (2), the second bridge abutment embedded part (6) and the pier stud foundation embedded part (4) are metal embedded parts.
3. The steel temporary bridge structure of the non-navigable channel as set forth in claim 2, wherein: the pier column foundation embedded part (4) is provided with three parts from front to back, and the pier column (8) is provided with three parts; the pier columns (8) are steel pipes, the bottom ends of the pier columns are welded and fixed with the pier column foundation embedded parts (4), grooves are formed in the tops of the pier columns (8), and the capping beams (10) fall into the grooves and are welded and fixed.
4. The steel temporary bridge structure of the non-navigable channel as recited in claim 3, wherein: and a reinforcing connection frame (7) is welded between the adjacent pier columns (8), the reinforcing connection frame (7) comprises a cross beam positioned at the top and the bottom and two inclined beams positioned between the two cross beams and crossing each other, the end parts of the cross beam and the inclined beams are welded and fixed with the pier columns (8), and the inclined beams are welded and fixed at the crossing positions of the middle parts.
5. The steel temporary bridge structure of the non-navigable channel as defined in claim 4, wherein: the cover beam (10) and each main beam (9) are all I-steel, the main beams (9) are arranged at equal intervals, and the upper surface of each main beam (9) is flush with the high-position steps of the first bridge abutment (1) and the second bridge abutment (5).
6. The steel temporary bridge structure of the non-navigable channel as defined in claim 5, wherein: a first ground steel plate (13) is laid outside the top of the first bridge abutment (1), a second ground steel plate (14) is laid outside the top of the second bridge abutment (5), the inner end edge of the first ground steel plate (13) is in butt joint with one end edge of the bridge deck steel plate (11), and the inner end edge of the second ground steel plate (14) is in butt joint with the other end edge of the bridge deck steel plate (11).
7. The steel temporary bridge structure of the non-navigable channel as defined in claim 6, wherein: and guard rails (12) are arranged on the main beams (9) positioned on two sides, the bottoms of the guard rails (12) are fixedly connected with the main beams (9) through bolts, and two ends of the guard rails (12) respectively extend to the outer sides of the first bridge abutment (1) and the second bridge abutment (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223462231.3U CN219174986U (en) | 2022-12-24 | 2022-12-24 | Steel temporary bridge structure of non-navigation river channel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223462231.3U CN219174986U (en) | 2022-12-24 | 2022-12-24 | Steel temporary bridge structure of non-navigation river channel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219174986U true CN219174986U (en) | 2023-06-13 |
Family
ID=86674326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223462231.3U Active CN219174986U (en) | 2022-12-24 | 2022-12-24 | Steel temporary bridge structure of non-navigation river channel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219174986U (en) |
-
2022
- 2022-12-24 CN CN202223462231.3U patent/CN219174986U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107245934A (en) | A kind of assembled steel profiled sheet concrete combined board small box girder | |
| CN209854553U (en) | Assembled concrete anticollision barrier based on ultrahigh performance concrete is connected | |
| JP2004137686A (en) | Composite panel structure, panel bridge structure and construction method for continuous composite girder bridge | |
| CN112482202A (en) | Pull rod type multipurpose steel trestle bridge abutment and construction method thereof | |
| CN108277750B (en) | Construction method of high-fill deep-thick soft foundation pile-supported large-section porous cast-in-place box culvert | |
| CN211735002U (en) | Steel-concrete combined beam bridge capable of being installed quickly | |
| CN219174986U (en) | Steel temporary bridge structure of non-navigation river channel | |
| CN112323627A (en) | Frame type construction system and construction method in existing railway temporary bridge construction | |
| KR101187282B1 (en) | Railway bridge constructing method using 2 post type abutment structure | |
| CN216305487U (en) | Modularization pin-connected panel steel construction ramp | |
| JP4685341B2 (en) | Viaduct construction method | |
| CN110863417A (en) | Steel-concrete combined beam bridge capable of being installed quickly and construction method thereof | |
| CN215925694U (en) | Formwork structure of large-span prestressed bent cap | |
| CN113738157B (en) | Temporary supports on two sides of post-cast strip of building and method for constructing constructional column by using temporary supports | |
| CN209907191U (en) | Assembled concrete crash barrier based on grout muffjoint | |
| CN217781699U (en) | River-crossing steel structure bridge | |
| KR100351135B1 (en) | Method of constructing arch ring of steel framed reinforced concrete arch bridge | |
| CN111979931A (en) | Temporary span joint steel-concrete composite structure for realizing rapid connection of bridge deck of framing bridge | |
| CN112962430A (en) | Assembled replaceable bridge pier | |
| CN112177042A (en) | Rail transit station construction method without affecting ground traffic | |
| CN111535104B (en) | Road structure around foundation pit support and construction method thereof | |
| CN215629403U (en) | Supporting system for temporary via hole of bridge girder erection machine | |
| CN113585278B (en) | Variable-rigidity high-adaptability combined inner support | |
| Wheatley et al. | Saleyard Bridge, UK–an improved approach to precasting steel–concrete composite bridge decks | |
| CN215104688U (en) | Viaduct strides parallel bridge buttress full assembled support in ground |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |