CN218756938U - Connection structure of pier and girder - Google Patents
Connection structure of pier and girder Download PDFInfo
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- CN218756938U CN218756938U CN202222233547.9U CN202222233547U CN218756938U CN 218756938 U CN218756938 U CN 218756938U CN 202222233547 U CN202222233547 U CN 202222233547U CN 218756938 U CN218756938 U CN 218756938U
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- girder
- pier
- connecting plate
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Abstract
The utility model discloses a connection structure of pier and girder, including girder and pier, the girder is truss structure, the girder passes through the flange joint pier, be equipped with the connecting plate on the girder, the connecting plate passes through the flange joint pier, the connecting plate includes both sides connecting plate and top connecting plate, both sides connecting plate and top connecting plate form semi-open joining region, semi-open joining region cover is established at the pier on the surface, the top connecting plate passes through at least one flange and bolted connection at the top surface of pier, the girder still is connected with the longeron, the longeron is truss structure, the longeron passes through bolted connection with the girder, the longeron passes through the bolted connection crossbeam, the crossbeam is truss structure, the girder is assembled the structure by the multistage and is constituteed. The utility model discloses a set up the girder and be truss structure, lighten the weight of girder when can strengthen the compressive strength of girder, the dismouting is laborsaving, and the transportation is light, sets up the girder and passes through the flange joint pier, sets up upper portion beam structure and the lower part post of pressure-bearing into detachable construction, makes things convenient for holistic dismouting and transportation.
Description
Technical Field
The utility model relates to bridge technical field, in particular to connection structure of pier and girder.
Background
The steel truss bridge is a structural system between beams and arches, and is a structure formed by integrally combining a bent upper beam structure and a pressure-bearing lower column. Because the beam is rigidly connected with the column, the beam obtains unloading action due to the bending rigidity of the column, and the whole system is of a bending structure and also of a structure with thrust.
But because upper portion girder construction and the lower part post of pressure-bearing are whole to be combined together, lead to dismouting, dismouting to need a large amount of manpower and materials, efficiency still is comparatively low, and the problem of how to solve transportation between pier and the girder, dismouting is the key of building the bridge fast at present.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: the technical problem of the above-mentioned existence is solved, a pier and girder connection structure of installation is conveniently dismantled is provided.
The utility model provides a technical scheme that its technical problem adopted is:
the utility model provides a connection structure of pier and girder, includes girder and pier, and the girder is the truss structure, and the girder passes through the flange joint pier.
Preferably, the main beam is provided with a connecting plate, and the connecting plate is connected with the pier through a flange.
Preferably, the connecting plates comprise two side connecting plates and a top connecting plate, the two side connecting plates and the top connecting plate form a semi-open type connecting area, and the semi-open type connecting area is sleeved on the surface of the pier.
Preferably, the top connection plate is connected to the top surface of the pier through at least one flange.
Preferably, the two side connection plates are connected to both sides of the pier by at least one flange.
Preferably, the main beam is further connected with a longitudinal beam, and the longitudinal beam is of a truss structure.
Preferably, the longitudinal beams are also connected with the cross beams, and the cross beams are of truss structures.
Preferably, the main beam is composed of a multi-section assembled structure.
The utility model has the advantages that,
(1) Set up the girder and be truss structure, lighten the weight of girder when can strengthen the compressive strength of girder, the dismouting is laborsaving, transports lightly.
(2) The main beam is arranged to be connected with the bridge pier through the flange, the upper beam structure and the connection structure of the pressure-bearing lower column are arranged to be detachable, and the whole assembly, disassembly and transportation are facilitated.
Drawings
Fig. 1 is an overall structural schematic view of a connection structure of a pier and a main beam in embodiment 1;
fig. 2 is a specific structural schematic view of a connection structure of a pier and a main beam in embodiment 1.
The above reference numerals: 1. a main beam; 2. a bridge pier; 3. a truss triangular unit; 4. a stringer; 5. a sleeve; 6. a cross beam; 701. a side connection plate; 702. a top connection plate; 703. and (4) bolts.
Detailed Description
The present invention is further described with reference to the following drawings and examples, but these embodiments do not limit the scope of the present invention in any way.
Example 1
As shown in fig. 1 and 2, a connection structure of a pier 2 and a girder 1 includes a girder 1 and a pier 2, the girder 1 is a truss structure, the girder 1 is connected to the pier 2 through a flange (not shown in the figure), in this embodiment, the girder 1 is a V-shaped truss structure as a whole, and is composed of a plurality of sections of assembled truss structures, specifically, a plurality of truss triangular units 3 welded in advance are provided, each truss triangular unit 3 includes a sleeve and a sleeve, and the sleeve connects the plurality of truss triangular units 3 to each other; the main beam 1 formed by connecting and sleeving a plurality of truss triangular units 3 in series tends to be short in truss height at two sides and long in truss height at the middle.
In this embodiment, be equipped with the connecting plate on girder 1, the connecting plate passes through flange joint pier 2, and is specific, and the truss welding that tends to middle setting on girder 1 has the connecting plate, and the connecting plate includes both sides connecting plate 701 and top connecting plate 702, and the centre of both sides connecting plate 701 violently is equipped with top connecting plate 702, and both sides connecting plate 701 and top connecting plate 702 form the semi-open joining region, and the semi-open joining region passes through the flange cover to be established on 2 surfaces of pier.
More specifically, the top connection plate 702 is connected to the top surface of the pier 2 through a square flange (not shown) and two rows of bolts 703, the two side connection plates 701 are connected to the two side surfaces of the pier 2 through a square flange and two rows of bolts 703, and the bolts 703 are screwed and fixed on the pier 2 after sequentially penetrating through the connection plates and the flanges.
In addition, the main beam 1 is also connected with a longitudinal beam 4, the longitudinal beam 4 is of a truss structure, the longitudinal beam 4 is connected with the main beam 1 through sleeves 5 welded at two ends of the main beam 1, and the longitudinal beam 4 is perpendicular to the main beam 1; the sleeve 5 is square tube shaped, one side of the sleeve 5 is provided with a fixed end, the other side is provided with a sliding end, and the fixed end and the sliding end are respectively positioned on two opposite side surfaces and are used for sleeving adjacent longitudinal beam 4 bodies; the fixed end of the sleeve 5 is provided with a flange, the flange is used for being connected with a longitudinal beam 4 body bolt 703, the sliding end of the sleeve 5 is provided with a groove, the groove is used for being connected with the longitudinal beam 4 body in a sliding mode, a cross beam 6 is arranged between every two adjacent longitudinal beams 4, the longitudinal beams 4 are connected with the cross beam 6 through the bolts 703, and the cross beam 6 is of a truss structure.
The working principle of the embodiment is as follows: when the connection structure of the pier 2 and the main beam 1 described in this embodiment is adopted, the size of the pier 2 is compared, then the plurality of truss triangular units 3 are aligned with the sleeves and the external member to be sleeved with each other to form the main beam 1, the two side connecting plates 701 are welded on the truss arranged on the main beam 1 in the middle, the top connecting plate 702 is welded between the two side connecting plates 701, a connecting area is formed between the three connecting plates and is sleeved on the pier 2, the connecting plates are installed on the pier 2 through the square flange plate and the bolts 703, then the main beam 1 is fixed on the pier 2, after the main beam 1 is installed, the longitudinal beam 4 and the cross beam 6 are sequentially installed, and finally, a complete bridge is formed.
The beneficial effects that above-mentioned embodiment can reach are:
(1) Set up girder 1 and be truss structure, alleviate the weight of girder 1 when can strengthen girder 1's compressive strength, the dismouting is laborsaving, transports lightly.
(2) The girder 1 is connected with the pier 2 through the flange, and the connection structure of the upper girder structure (namely, the girder 1) and the pressure-bearing lower column (namely, the pier 2) is of a detachable structure, so that the whole assembly, disassembly and transportation are convenient.
The above is only a partial embodiment of the present invention, and is not intended to limit the present invention, and to those skilled in the art, the present invention can have the combination and modification of the above various technical features, and those skilled in the art can replace the improvement, modification, equivalent replacement, or use the structure or method of the present invention in other fields to achieve the same effect without departing from the spirit and scope of the present invention, and all belong to the protection scope of the present invention.
Claims (6)
1. A connection structure of a bridge pier and a main beam comprises the main beam and the bridge pier, and is characterized in that the main beam is of a truss structure and is connected with the bridge pier through a flange; the main beam is provided with a connecting plate, and the connecting plate is connected with a pier through a flange; the connecting plates comprise two side connecting plates and a top connecting plate, the two side connecting plates and the top connecting plate form a semi-open type connecting area, and the semi-open type connecting area is sleeved on the surface of the pier.
2. The bridge pier and girder connection structure of claim 1, wherein: the top connecting plate is connected to the top surface of the pier through at least one flange.
3. The bridge pier and girder connection structure of claim 1, wherein: the two side connecting plates are connected to the two side surfaces of the pier through at least one flange.
4. The bridge pier and girder connection structure of claim 1, wherein: the girder is also connected with a longitudinal beam which is of a truss structure.
5. The connection structure of a pier and a main beam according to claim 4, characterized in that: the longitudinal beams are further connected with cross beams, and the cross beams are of truss structures.
6. The connection structure of a pier and a main beam according to any one of claims 1 to 5, wherein: the main beam is composed of a multi-section assembling structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222233547.9U CN218756938U (en) | 2022-08-24 | 2022-08-24 | Connection structure of pier and girder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222233547.9U CN218756938U (en) | 2022-08-24 | 2022-08-24 | Connection structure of pier and girder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218756938U true CN218756938U (en) | 2023-03-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222233547.9U Active CN218756938U (en) | 2022-08-24 | 2022-08-24 | Connection structure of pier and girder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218756938U (en) |
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2022
- 2022-08-24 CN CN202222233547.9U patent/CN218756938U/en active Active
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