CN215758556U - Cantilever triangular support device for cast-in-situ bridge deck - Google Patents
Cantilever triangular support device for cast-in-situ bridge deck Download PDFInfo
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- CN215758556U CN215758556U CN202122122659.2U CN202122122659U CN215758556U CN 215758556 U CN215758556 U CN 215758556U CN 202122122659 U CN202122122659 U CN 202122122659U CN 215758556 U CN215758556 U CN 215758556U
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Abstract
The utility model relates to the technical field of bridge engineering, and discloses a cantilever triangular support device for a cast-in-place bridge deck, which comprises a bridge deck horizontally arranged and a plurality of bridges vertically arranged and used for supporting the bridge deck; the two sides of the bridge deck are rotatably connected with mounting ends of cantilevers, free ends of the cantilevers are rotatably connected with first acute angle ends of the triangular support frames, and second acute angle ends of the triangular support frames are rotatably connected with the bridge; the triangular support frame is internally provided with a reinforcing plate for simultaneously connecting the two acute angle ends; the reinforcing plate is provided with a sliding chute which is used for being in sliding connection with the free end of the adjusting rod along the length direction of the reinforcing plate; the bridge deck cantilever adjusting device has the advantages that the structure is simple, the triangular support frame can be suitable for casting bridge deck cantilevers at different angles, the application range is wide, the installation and the use are convenient, and the engineering efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of bridge engineering, in particular to a cast-in-place bridge deck cantilever triangular support device which is used for providing corresponding support for cast-in-place bridge deck cantilevers at different angles.
Background
The bridge is generally a structure which is erected on rivers, lakes and seas and allows vehicles, pedestrians and the like to smoothly pass through. In order to adapt to the modern high-speed developed traffic industry, bridges are also extended to be constructed to span mountain stream, unfavorable geology or meet other traffic needs, so that the buildings are convenient to pass. The bridge generally comprises an upper structure, a lower structure, a support and an auxiliary structure, wherein the upper structure is also called a bridge span structure and is a main structure for spanning obstacles; the lower structure comprises a bridge abutment, a bridge pier and a foundation; the support is a force transmission device arranged at the supporting positions of the bridge span structure and the bridge pier or the bridge abutment; the auxiliary structures refer to bridge end butt straps, tapered revetments, diversion works and the like.
The existing supporting device can only support the cast-in-place bridge deck cantilever at a fixed angle, the corresponding supporting device needs to be used for cast-in-place bridge deck cantilevers at different angles, the installation process needs manpower to measure and select the corresponding supporting device, and the project progress is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a cast-in-place bridge deck cantilever triangular support device, which realizes the function that corresponding support devices are required to be used for cast-in-place bridge deck cantilevers with different angles, has a simple structure, can enable a triangular support frame to be suitable for cast-in-place bridge deck cantilevers with different angles, has a wide application range, is convenient to install and use, and improves the engineering efficiency.
The utility model is realized by the following technical scheme:
a cantilever triangular support device for a cast-in-situ bridge deck is arranged on the outer side of a bridge deck and connected with the side wall of a bridge; the device comprises a cantilever, a triangular support frame, an extension adjusting assembly and a first mounting plate fixedly mounted on the side wall of the bridge;
the cantilever is provided with an installation end rotatably connected with the bridge deck and a free end far away from the installation end, and a second installation plate is fixedly installed on the bottom surface of the free end of the cantilever;
the extension adjusting assembly comprises a fixed plate fixedly arranged on the bottom surface of the bridge deck and a movable extension plate in limited sliding connection with the fixed plate;
the triangular support frame comprises a reinforcing plate, a first supporting part, a second supporting part and an adjusting rod; the first supporting part and the second supporting part are arranged vertically to form a right-angle end; two ends of the reinforcing plate are respectively connected with a first supporting part and a second supporting part in a positioning manner, a first acute angle end of the first supporting part, which is far away from the right-angle end, is rotatably connected with the second mounting plate, which is positioned at the free end of the cantilever, and a second acute angle end of the second supporting part, which is far away from the right-angle end, is rotatably connected with the first mounting plate; the reinforcing plate is provided with a sliding chute in sliding connection with the adjusting rod; the top end of the adjusting rod is hinged with the movable extension plate.
In order to better realize the utility model, the sliding groove is a through groove, the bottom end of the adjusting rod penetrates through the sliding groove of the reinforcing plate and is provided with a supporting plate for preventing the supporting plate from falling off, and the position of the supporting plate on the adjusting rod is adjusted by a threaded connecting piece.
In order to better implement the utility model, further, the bridge deck and the cantilever are rotatably connected through a connecting plate, and two ends of the connecting plate are rotatably connected with the bridge deck and the cantilever respectively.
In order to better implement the present invention, further, the movable extension plate is hinged to the adjustment lever by a lifting lug.
In order to better realize the utility model, the bottom end of the adjusting rod with threads arranged on the periphery thereof sequentially penetrates through the chute and the abutting plate of the reinforcing plate and is sleeved with the threaded connecting piece; the threaded connecting piece is an adjusting nut.
Compared with the prior art, the utility model has the following advantages and beneficial effects:
(1) according to the utility model, the bottom of the bridge deck is provided with the extension adjusting assembly, the extension adjusting assembly comprises a fixed plate fixedly arranged on the bottom surface of the bridge deck and a movable extension plate in limited sliding connection with the fixed plate, and the top end of the adjusting rod is rotationally connected with the sliding extension plate; when the cantilever support angle needs to be adjusted, the triangular support frame correspondingly rotates to enable the top end of the adjusting rod to generate displacement deflection, and then the movable extension plate and the fixed plate are fixed after the relative position relation is adjusted, so that the new angle support requirement of the cantilever support is met, the adjustment is convenient, the installation and the use are convenient, and the effect of the engineering efficiency is improved;
(2) the angle of the cantilever is adjusted by sliding the adjusting rod in the sliding groove on the reinforcing plate; the triangular support frame has the advantages of simple structure, wide application range, convenience in installation and use and improvement of engineering efficiency, and can be suitable for bridge deck cantilevers cast at different angles;
(3) the sliding groove is a through groove, the bottom end of the adjusting rod penetrates through the sliding groove and is provided with the abutting plate, and meanwhile, the position of the abutting plate on the adjusting rod is adjusted by using a threaded connecting piece, so that the cantilever angle is adjusted and supported; has the advantages of simple structure and convenient adjustment;
(4) the bridge deck plate is rotatably connected with the cantilever through the connecting plate, and the connecting plate is used as a transition mechanism, so that the phenomenon that the cast-in-place angle is turned too violently is avoided, the angle of the cantilever is conveniently adjusted, and the strength of the cast-in-place structure is improved.
Drawings
In order to more clearly illustrate the detailed description of the utility model or the technical solutions in the prior art, the drawings that are needed in the detailed description of the utility model or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale. All of the inventive innovations herein should be considered in the disclosure and the scope of the present invention.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the connection of the reinforcing plate and the adjusting rod according to the present invention;
fig. 3 is a schematic structural view of an extension adjustment assembly of the present invention.
Wherein: 1. a bridge deck; 2. a bridge; 21. a first mounting plate; 3. a cantilever; 31. a second mounting plate; 4. a triangular support frame; 41. a reinforcing plate; 411. a chute; 5. adjusting a rod; 6. a resisting plate; 7. a threaded connection; 8. a connecting plate; 9. an extension adjustment assembly; 91. a fixing plate; 92. a movable extension plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
a cast-in-situ bridge deck cantilever triangular support device of the present embodiment, as shown in fig. 1 to 3, is installed outside a bridge deck 1 and connected to a side wall of a bridge 2; the device comprises a cantilever 3, a triangular support frame 4, an extension adjusting component 9 and a first mounting plate 21 fixedly mounted on the side wall of the bridge 2;
the cantilever 3 is provided with an installation end rotatably connected with the bridge deck 1 and a free end far away from the installation end, and a second installation plate 31 is fixedly installed on the bottom surface of the free end of the cantilever 3;
the extension adjusting assembly 9 comprises a fixing plate 91 fixedly installed on the bottom surface of the bridge deck 1 and a movable extension plate 92 in limited sliding connection with the fixing plate 91;
the triangular support frame 4 comprises a reinforcing plate 41, a first support part, a second support part and an adjusting rod 5; the first supporting part and the second supporting part are arranged vertically to form a right-angle end; two ends of the reinforcing plate 41 are respectively connected with a first supporting part and a second supporting part in a positioning manner, a first acute angle end of the first supporting part, which is far away from the right-angle end, is rotatably connected with the second mounting plate 31 positioned at the free end of the cantilever 3, and a second acute angle end of the second supporting part, which is far away from the right-angle end, is rotatably connected with the first mounting plate 21; the reinforcing plate 41 is provided with a sliding chute 411 which is in sliding connection with the adjusting rod 5; the top end of the adjusting rod 5 is hinged with a movable extension plate 92.
During the use, through the position of adjustment activity extension board 92 on fixed plate 91, drive and adjust pole 5 and make the cast-in-place of triangular supports frame 4 adaptation different angles, application scope is wide, is convenient for install and use, improves engineering efficiency.
Example 2:
the embodiment is further optimized on the basis of embodiment 1, as shown in fig. 1 and fig. 2, the sliding groove 411 is a through groove, the bottom end of the adjusting rod 5 penetrates through the sliding groove 411 of the reinforcing plate 41, and a resisting plate 6 for preventing the adjusting rod from falling off is installed, and the position of the resisting plate 6 on the adjusting rod 5 is adjusted through a threaded connection member 7.
The sliding groove 411 is a through groove, the bottom end of the adjusting rod 5 penetrates through the sliding groove 411 and is provided with the abutting plate 6, and meanwhile the position of the fixed abutting plate 6 on the adjusting rod 5 is adjusted by using the threaded connecting piece 7, so that the angle adjustment support of the cantilever 3 is realized; has the advantages of simple structure and convenient adjustment.
Other parts of this embodiment are the same as embodiment 1, and thus are not described again.
Example 3:
in this embodiment, further optimization is performed on the basis of embodiment 2, as shown in fig. 1, the bridge deck 1 and the cantilever 3 are rotatably connected through a connecting plate 8, and two ends of the connecting plate 8 are rotatably connected to the bridge deck 1 and the cantilever 3, respectively.
The bridge deck plate 1 is rotatably connected with the cantilever 3 through the connecting plate 8, and the connecting plate 8 is used as a transition mechanism, so that the phenomenon that the cast-in-place angle is turned too violently is avoided, the angle of the cantilever is conveniently adjusted, and the strength of the cast-in-place structure is improved.
Other parts of this embodiment are the same as embodiment 2, and thus are not described again.
Example 4:
this embodiment is further optimized based on embodiment 2 or 3, and as shown in fig. 1, the movable extension plate 92 is hinged to the adjusting rod 5 by a lifting lug.
The bridge deck plate 1 is rotatably connected with the cantilever 3 through the connecting plate 8, and the connecting plate 8 is used as a transition mechanism, so that the phenomenon that the cast-in-place angle is turned too violently is avoided, the angle of the cantilever 3 is conveniently adjusted, and the cast-in-place structural strength is improved.
The rest of this embodiment is the same as embodiment 2 or 3, and therefore, the description thereof is omitted.
Example 5:
the embodiment is further optimized on the basis of the embodiment 4, as shown in fig. 1 and fig. 2, the bottom end of the adjusting rod 5 with threads is arranged on the periphery thereof, sequentially penetrates through the sliding groove 411 of the reinforcing plate 41 and the abutting plate 6, and is sleeved with the threaded connecting piece 7; the threaded connecting piece 7 is an adjusting nut.
The other parts of this embodiment are the same as those of embodiment 4, and thus are not described again.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications and equivalent variations of the above embodiments according to the technical spirit of the present invention are included in the scope of the present invention.
Claims (5)
1. A cantilever triangular support device for a cast-in-situ bridge deck is arranged on the outer side of a bridge deck (1) and connected with the side wall of a bridge (2); the method is characterized in that: the device comprises a cantilever (3), a triangular support frame (4), an extension adjusting component (9) and a first mounting plate (21) fixedly mounted on the side wall of the bridge (2);
the cantilever (3) is provided with an installation end rotatably connected with the bridge deck (1) and a free end far away from the installation end, and a second installation plate (31) is fixedly installed on the bottom surface of the free end of the cantilever (3);
the extension adjusting assembly (9) comprises a fixing plate (91) fixedly installed on the bottom surface of the bridge deck (1) and a movable extension plate (92) in limit sliding connection with the fixing plate (91);
the triangular support frame (4) comprises a reinforcing plate (41), a first support part, a second support part and an adjusting rod (5); the first supporting part and the second supporting part are arranged vertically to form a right-angle end; two ends of the reinforcing plate (41) are respectively connected with a first supporting part and a second supporting part in a positioning manner, a first acute angle end of the first supporting part, which is far away from the right-angle end, is rotatably connected with the second mounting plate (31) which is positioned at the free end of the cantilever (3), and a second acute angle end of the second supporting part, which is far away from the right-angle end, is rotatably connected with the first mounting plate (21); the reinforcing plate (41) is provided with a sliding chute (411) which is in sliding connection with the adjusting rod (5); the top end of the adjusting rod (5) is hinged with the movable extension plate (92).
2. The cantilever triangular support device for the cast-in-place bridge deck slab as claimed in claim 1, wherein: the sliding groove (411) is a through groove, the bottom end of the adjusting rod (5) penetrates through the sliding groove (411) of the reinforcing plate (41) and is provided with a supporting plate (6) used for preventing the supporting plate from being separated, and the position of the supporting plate (6) on the adjusting rod (5) is adjusted through a threaded connecting piece (7).
3. The cantilever triangular support device for the cast-in-place bridge deck slab as claimed in claim 1, wherein: the bridge deck (1) is connected with the cantilever (3) in a rotating mode through a connecting plate (8), and two ends of the connecting plate (8) are respectively connected with the bridge deck (1) and the cantilever (3) in a rotating mode.
4. The cantilever triangular support device for a cast-in-situ bridge deck slab as claimed in claim 2 or 3, wherein: the movable extension plate (92) is hinged with the adjusting rod (5) through a lifting lug.
5. The cantilever triangular support device for the cast-in-place bridge deck slab as claimed in claim 4, wherein: the bottom end of the adjusting rod (5) with threads arranged on the periphery thereof sequentially penetrates through the sliding chute (411) and the abutting plate (6) of the reinforcing plate (41) and is sleeved with the threaded connecting piece (7); the threaded connecting piece (7) is an adjusting nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122122659.2U CN215758556U (en) | 2021-09-03 | 2021-09-03 | Cantilever triangular support device for cast-in-situ bridge deck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122122659.2U CN215758556U (en) | 2021-09-03 | 2021-09-03 | Cantilever triangular support device for cast-in-situ bridge deck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215758556U true CN215758556U (en) | 2022-02-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122122659.2U Active CN215758556U (en) | 2021-09-03 | 2021-09-03 | Cantilever triangular support device for cast-in-situ bridge deck |
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| Country | Link |
|---|---|
| CN (1) | CN215758556U (en) |
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2021
- 2021-09-03 CN CN202122122659.2U patent/CN215758556U/en active Active
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