Fabricated urban road bridge and culvert structure

Abstract

The utility model belongs to the technical field of special-shaped bridge structures, and particularly relates to an assembly type urban road bridge and culvert structure which comprises a bridge pier structure, the bridge pier structure comprises a bridge pier base and an upper bridge pier arranged on the bridge pier base, the upper bridge pier is arranged in a V shape, supporting pipes are symmetrically arranged at one end of the upper bridge pier, and the supporting pipes are hinged to the upper bridge pier. A main beam is arranged between the supporting pipes, side bridge plates are further arranged on the supporting pipes, a plurality of holes are formed in the main beam and the side bridge plates respectively, a bridge deck is arranged between the main beam and the side bridge plates, a plurality of supporting rods are arranged on the bridge deck, the supporting rods stretch into the holes, and the side bridge plates get close to or away from one another by adjusting the angle between the upper bridge piers. And the supporting rods are inserted into the holes to fix the side bridge plates and the main beams.

Description

Technical Field

[0001] The utility model relates to the technical field of special-shaped bridge structures, in particular to an assembled urban road bridge and culvert structure. Background Art

[0002] When designing a bridge, the complexity of urban roads is taken into consideration. The designed bridge will not be of equal width and straight. It is necessary to design a special-shaped bridge. The overall width and flatness of the special-shaped bridge will vary, and the bridge needs to be constructed on site according to different situations.

[0003] In the prior art, the installation of special-shaped bridges is often integrated. First, the side bridge decks and bridge piers are cast according to the size. After being installed on the ground, the bridge deck is cast between the bridge piers according to different widths and flatnesses. This method has a slow construction progress, and the construction process of the special-shaped bridge is relatively complicated. It is necessary to constantly calculate and change the size of the bridge deck to meet the installation of the special-shaped bridge. Utility Model Content

[0004] In view of the technical problems existing in the background technology, the purpose of the utility model is to provide an assembled urban road bridge and culvert structure, which can reduce the structure of the special-shaped bridge while meeting the strength requirements of the special-shaped bridge to make it easier to install.

[0005] In order to achieve the above purpose, the technical solution provided by the utility model is:

[0006] A prefabricated urban road bridge and culvert structure comprises a pier structure, wherein the pier structure comprises a pier seat and an upper pier arranged on the pier seat, the upper pier is arranged in a V shape, one end of the upper pier is symmetrically provided with a support tube, the support tube and the upper pier are hinged, a main beam is arranged between the support tubes, a side bridge plate is also arranged on the support tube, a plurality of holes are respectively arranged on the main beam and the side bridge plate, a bridge panel is arranged between the main beam and the side bridge plate, a plurality of support rods are arranged on the bridge panel, the support rods extend into the holes, and the side bridge plates are brought closer to or farther away from each other by adjusting the angle between the upper piers, and the support rods are inserted into the holes to lock the side bridge plate and the main beam.

[0007] Preferably, a connecting groove is provided at one end of the upper pier, a threaded hole is penetrated through the connecting groove, a connecting block is provided at one end of the support tube, a locking hole is provided on the connecting block, the connecting block is arranged in the connecting groove, and a threaded rod is detachably provided in the threaded hole.

[0008] Preferably, a support hole is provided at one end of the main beam, and a limiting hole is provided at one end of the side bridge plate close to the support tube.

[0009] Preferably, a bridge deck made of EPDM plastic material is provided on the main beam, and the support rods at both ends of the bridge deck extend into the limiting holes, and the remaining support rods extend into the supporting holes.

[0010] Preferably, a plurality of connection holes are provided on the side bridge plates, and a plurality of steel ropes are provided on the side bridge plates. The steel ropes are arranged on the side bridge plates parallel to each other and pass through the connection holes.

[0011] Preferably, a connecting portion is provided at the lower end of the supporting tube, one end of the connecting portion is connected to the upper bridge pier, and the other end of the connecting portion is connected to the supporting tube.

[0012] Preferably, a connecting column is provided on the side bridge plate, and the other end of the connecting column is connected to the supporting pipe.

[0013] The utility model has the following advantages and beneficial effects:

[0014] 1. In the utility model, the support tube is connected to the bridge pier, the side bridge deck is connected to the support tube, a plurality of support rods are arranged on the bridge deck, the support rods are inserted into the side bridge deck to connect the side bridge decks at both ends, and the flatness and distance of the support tube are changed to meet the different size requirements on the special-shaped bridge.

[0015] 2. In the utility model, the size of the pier seat remains unchanged, the angle between the upper piers is changed, and the upper piers and the pier seat are welded and installed, thereby changing the width of the special-shaped bridge, so that the structure of the entire special-shaped bridge can be kept similar, which meets the aesthetic requirements and is easy to install and construct.

[0016] 3. The utility model has a simple structure, simple construction steps, and a structure that is easy to disassemble and assemble to reduce construction time. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 A structural schematic diagram of an assembled urban road bridge and culvert structure provided by the utility model;

[0018] Figure 2 A schematic diagram of a special-shaped bridge shape of an assembled urban road bridge and culvert structure provided by the utility model;

[0019] Figure 3 A schematic diagram of a pier structure of an assembled urban road bridge and culvert structure provided by the utility model;

[0020] Figure 4 A schematic diagram of the changes in the pier structure of an assembled urban road bridge and culvert structure provided by the utility model;

[0021] Figure 5 A schematic diagram of the connection between the support pipe and the upper bridge pier of an assembled urban road bridge and culvert structure provided by the utility model;

[0022] Figure 6 A schematic diagram of a supporting pipe structure of an assembled urban road bridge and culvert structure provided by the utility model;

[0023] Figure 7 A schematic diagram of the main beam position of an assembled urban road bridge and culvert structure provided by the utility model;

[0024] Figure 8 A schematic diagram of a bridge deck structure of an assembled urban road bridge and culvert structure provided by the utility model;

[0025] Icons: 1-pier seat, 2-upper pier, 21-connecting groove, 211-threaded hole, 3-support tube, 31-connecting block, 311-locking hole, 32-threaded rod, 33-connecting column, 4-main beam, 41-support hole, 5-side bridge deck, 51-protruding end, 511-limiting hole, 52-connecting hole, 6-bridge deck, 61-support rod. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical solutions and advantages of the embodiments of the utility model clearer, the technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments.

[0027] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0028] Example

[0029] A prefabricated urban road bridge culvert structure comprises a pier structure and a main beam 4 arranged on the pier structure, the pier structure comprises a pier seat 1 and an upper pier 2 arranged on the pier seat 1, the upper pier 2 is arranged in a V shape and symmetrically welded on the pier seat 1, a support pipe 3 is arranged above the upper pier 2, the support pipe 3 is rotatably connected to the upper pier 2, a side bridge plate 5 is connected to the support pipe 3, a bridge deck 6 is arranged between two side bridge plates 5, and the angle between the upper piers 2 is adjusted according to different widths and flatnesses ( Figure 3 , 4 As shown), and connect it with the pier seat 1.

[0030] like Figure 1 , 5As shown in Figures 6 and 7, the support tube 3 is symmetrically arranged on the upper pier 2, a connecting groove 21 is arranged at the top of the upper pier 2, a threaded hole 211 is penetrated through the connecting groove 21, a threaded rod 32 is detachably arranged in the threaded hole 211, a connecting block 31 is arranged at the lower end of the support tube 3, a locking hole 311 is arranged on the connecting block 31, the connecting block 31 is arranged in the connecting groove 21, and the locking hole 311 and the threaded hole 211 are aligned, the support tube 3 can rotate in the connecting groove 21 to adjust the flatness of the special-shaped bridge, the threaded rod 32 passes through the locking hole 311 and the threaded hole 211 to fix the support tube 3 and the upper pier 2.

[0031] like Figure 1 , 7 As shown, a main beam 4 is arranged between the symmetrical support tubes 3, a plurality of support holes 41 are arranged at the upper end of the main beam 4, and the support holes 41 penetrate into the inside of the main beam 4, a connecting column 33 is arranged on the outer side of the support tube 3, and the other end of the connecting column 33 is connected to a side bridge plate 5, and a convex end 51 is arranged on the side bridge plate 5, and the convex end 51 is arranged parallel to the main beam 4 and is arranged on the side close to the support tube 3, a plurality of limiting holes 511 are arranged on the convex end 51, and a plurality of connecting holes 52 are also arranged on the side bridge plate 5, and a plurality of side bridge plates 5 are installed on both sides of the main beam 4 in parallel with each other, and steel ropes are inserted into the connecting holes 52 to connect a plurality of side bridge plates 5.

[0032] like Figure 1 , 7 As shown in Figure 8, a bridge deck 6 made of EPDM plastic material is provided on the main beam 4. A plurality of support rods 61 are provided at the lower end of the bridge deck 6. The diameter of the support rods 61 is the same as the diameter of the limiting holes 511 and the support holes 41. The support rods 61 at both ends of the bridge deck 6 extend into the limiting holes 511, and the remaining support rods 61 extend into the support holes 41. The bridge deck 6 fixes the main beam 4 and the side bridge deck 5.

[0033] Working principle: the upper pier 2 is symmetrically welded to the pier seat 1 at a certain angle, and the support pipe 3 is hoisted to the upper end of the upper pier 2, and the connecting block 31 is extended into the connecting groove 21, and the angle of the support pipe 3 is adjusted according to the designed flatness, and the main beam 4 is welded between the two support pipes 3, and a support hole 41 is opened above the main beam 4, and a limit hole 511 is opened at the convex end 51 of the side bridge plate 5, and finally the support rod 61 on the bridge deck 6 is inserted into the support hole 41 and the limit hole 511, and the side bridge plate 5, the main beam 4 and the support pipe 3 are fixed. When encountering a section where the width of the bridge deck of the special-shaped bridge changes, the angle between the upper piers 2 is adjusted, and the above installation action is repeated again to install the entire special-shaped bridge ( Figure 2 Installation is complete.

[0034] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may have various changes and modifications. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An assembled urban road bridge culvert structure, comprising a pier structure, wherein the pier structure comprises a pier seat and an upper pier arranged on the pier seat, It is characterized in that The upper pier is arranged in a V shape, and two supporting tubes are symmetrically arranged at the upper end of the upper pier. The supporting tubes are hinged to the upper pier, a main beam is arranged between the supporting tubes, side bridge plates are also arranged on the supporting tubes, and a bridge deck is arranged between the main beam and the side bridge plates.

2. The assembled urban road bridge and culvert structure according to claim 1, Features: The main beam and the side bridge deck are respectively provided with a plurality of holes, and the bridge deck is provided with a plurality of support rods, which extend into the holes. The support rods are inserted into the holes to fix the side bridge deck and the main beam.

3. The assembled urban road bridge and culvert structure according to claim 2, Features: A connecting groove is provided at one end of the upper pier, a threaded hole is provided through the connecting groove, a connecting block is provided at one end of the support tube, a locking hole is provided on the connecting block, the connecting block is arranged in the connecting groove, and a threaded rod is detachably provided in the threaded hole.

4. The assembled urban road bridge and culvert structure according to claim 3, Features: A connecting column is arranged on the supporting tube, and the other end of the connecting column is connected to the side bridge plate.

5. The assembled urban road bridge and culvert structure according to claim 4, Features: The side bridge plates are provided with a plurality of connection holes, and the side bridge plates are provided with a plurality of steel ropes. The steel ropes are arranged on the side bridge plates parallel to each other and pass through the connection holes.

6. The assembled urban road bridge and culvert structure according to claim 5, Features: A support hole is arranged at one end of the main beam, a convex end is arranged at one end of the side bridge plate close to the support pipe, and a limiting hole is arranged on the convex end.

7. The assembled urban road bridge and culvert structure according to claim 6, Features: A bridge deck made of EPDM plastic material is arranged on the main beam, the support rods at both ends of the bridge deck extend into the limiting holes, and the remaining support rods extend into the support holes.

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