CN219886589U - Bridge and culvert engineering case roof beam bottom plate reinforced structure - Google Patents
Bridge and culvert engineering case roof beam bottom plate reinforced structure Download PDFInfo
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- CN219886589U CN219886589U CN202321274652.5U CN202321274652U CN219886589U CN 219886589 U CN219886589 U CN 219886589U CN 202321274652 U CN202321274652 U CN 202321274652U CN 219886589 U CN219886589 U CN 219886589U
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- box girder
- reinforcing structure
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- 230000003014 reinforcing effect Effects 0.000 claims abstract description 61
- 230000002787 reinforcement Effects 0.000 claims description 25
- 238000005192 partition Methods 0.000 claims description 22
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 6
- 239000011150 reinforced concrete Substances 0.000 claims 1
- 229910000831 Steel Inorganic materials 0.000 abstract description 25
- 239000010959 steel Substances 0.000 abstract description 25
- 238000009434 installation Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 5
- 238000010030 laminating Methods 0.000 description 5
- 239000011513 prestressed concrete Substances 0.000 description 5
- 238000003466 welding Methods 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 238000005336 cracking Methods 0.000 description 3
- 210000001015 abdomen Anatomy 0.000 description 2
- 239000012790 adhesive layer Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of steel box girder equipment and provides a bridge and culvert engineering box girder bottom plate reinforcing structure, which comprises a first reinforcing structure (5) and a second reinforcing structure (6), wherein the first reinforcing structure (5) comprises a vertical girder (51) which is attached to the upper end face of a bottom plate (1), a cross beam (52) is attached to the vertical girder (51) and is connected with the bottom plate (1) through bolts, a hydraulic cylinder (55) is hinged on the cross beam (52), the telescopic end of the hydraulic cylinder (55) is rotatably connected with a cross rod (54) arranged in a supporting block (53) through a mounting block, the lower end face of the bottom plate (1) is attached to the mounting block (61), and vertical steel bars (63) are bound above transverse steel bars (62).
Description
Technical Field
The utility model relates to the technical field of steel box girder equipment, in particular to a reinforcing structure for a bottom plate of a box girder of bridge and culvert engineering.
Background
The steel box girder is also called a steel plate box girder, and is a common structural form of a large-span bridge. The steel box girder is generally connected by a top plate, a bottom plate, a web plate, a diaphragm plate, a longitudinal diaphragm plate, stiffening ribs and the like in a full-welding mode, and when the internal structure of the box girder is stressed unevenly, the bottom plate of the steel box girder is deformed, so that the box girder loses the original supporting strength, and the stability of the steel box girder cannot be ensured.
Patent number CN109610350A discloses a reinforcement structure of a prestressed concrete box girder, which is used for reinforcing the original prestressed concrete box girder and comprises channel steel, angle steel and anchor bolts; the channel steel is fixed on the abdomen, the roof and the bottom plate of the original prestressed concrete box girder, the channel steel is perforated, the channel steel is fixedly connected on the prestressed concrete box girder by using an anchor bolt buried on the original prestressed concrete box girder, the channel steel on the abdomen, the roof and the bottom plate is welded into a whole in a welding mode, a welding seam is formed at the welding position, two angle steels are in a group, two groups are altogether formed, each group of angle steels is in a V shape, the two groups of angle steels are mutually parallel, and the channel steel is fixedly arranged between the upper channel steel and the lower channel steel. The utility model improves the rigidity of the whole section of the box girder by adding the steel frame, so that the stress of the box girder is more uniform, the function of the steel frame as a rigid support is exerted, the integral stress performance of the structure is improved, the construction is simple and convenient, and the problems of complex method, high construction difficulty, high self weight increase and the like in the existing box girder reinforcement are solved. But only consolidate inside the case roof beam in this patent, the reinforcement effect is general to inside reinforced structure stability is low.
Disclosure of Invention
The utility model aims to overcome the defects of the situation, and aims to provide a bridge and culvert engineering box girder bottom plate reinforcing structure, which improves the reinforcing effect by double reinforcing the inside and the outside of a box girder body and supports an inner reinforcing partition plate, so that the stability of the reinforcing partition plate is ensured, and the stability of the inner reinforcing structure is further ensured.
The utility model provides a bridge and culvert engineering case roof beam bottom plate reinforced structure, includes the case roof beam body, the case roof beam body has bottom plate, web and roof, the bottom plate with be provided with the reinforcement baffle between the roof, the lug has been set firmly to the reinforcement baffle both sides, first reinforced structure and second reinforced structure respectively set up in bottom plate up end and lower terminal surface, first reinforced structure include with the perpendicular roof beam that bottom plate up end laminating set up, the crossbeam with the perpendicular roof beam laminating sets up and pass through the bolt with the bottom plate is connected, articulated on the crossbeam have the pneumatic cylinder, the pneumatic cylinder flexible end rotates with the horizontal pole that sets up in the supporting shoe through the installation piece to be connected, second reinforced structure include with the installation piece that has the mounting hole that the terminal surface laminating set up under the bottom plate, the mounting hole interpolation is equipped with horizontal reinforcing bar, horizontal reinforcing bar top ligature has vertical reinforcing bar.
Further, the supporting block is L-shaped.
Further, the supporting block is attached to the reinforcing partition plate and the protruding block.
Further, the second reinforcing structure further includes a reinforcement.
Further, the reinforcement is U-shaped.
Further, the reinforcement is connected to both of the webs by bolts.
Further, the upper end face of the horizontal section of the reinforcement is attached to the lower end face of the mounting block.
Compared with the prior art, the utility model has the beneficial effects that:
(1) in the utility model, the first reinforcing structure comprises a plurality of vertical beams which are attached to the bottom plate and are arranged at intervals, the upper end faces of the vertical beams are attached to a plurality of cross beams, the vertical beams and the cross beams are mutually perpendicular, the cross beams are connected with the bottom plate at intervals of the two vertical beams through bolts, the vertical beams and the cross beams can be abutted tightly, the vertical beams and the bottom plate are firstly adhered and fixed through adhesives, an adhesive layer is formed between the vertical beams and the bottom plate, the first reinforcing structure is more stable, and the bottom plate can be reinforced through the vertical beams and the cross beams to avoid cracking
(2) According to the utility model, the cross rod is arranged in the supporting block, one end of the hydraulic cylinder is hinged with the cross rod through the hinging seat, the telescopic end of the hydraulic cylinder is rotatably connected with the cross rod through the mounting block, the telescopic end of the hydraulic cylinder extends outwards, so that the supporting block can be attached to the convex blocks and the reinforcing partition plate, supporting force is applied to the supporting block, the reinforcing partition plate can be supported, the stability of the reinforcing partition plate is ensured, and the stability of the first internal reinforcing structure is further ensured.
(3) According to the utility model, the reinforcing effect of the mounting blocks on the box girder body can be improved through the transverse reinforcing steel bars and the vertical reinforcing steel bars, the second reinforcing structure further comprises the reinforcing steel bars, the two vertical sections of the reinforcing steel bars are respectively connected with the webs on the two sides through bolts, the horizontal sections of the reinforcing steel bars are attached to the lower ends of the mounting blocks, and the danger can be avoided when the reinforcing effect of the mounting blocks is improved.
(4) In the utility model, the inside and the outside of the box girder body are doubly reinforced by the first reinforcing structure and the second reinforcing structure, so that the reinforcing effect is improved.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a schematic diagram of the overall structure of a bridge and culvert engineering box girder bottom plate reinforcing structure;
FIG. 2 is a general schematic of a first reinforcing structure;
FIG. 3 is a schematic overall view of a second reinforcing structure;
fig. 4 is a schematic view of the overall structure of the mounting block.
In the figure: 1. a bottom plate; 2. a web; 3. a top plate; 4. reinforcing the partition plate; 41. a bump; 5. a first reinforcing structure; 51. a vertical beam; 52. a cross beam; 53. a support block; 54. a cross bar; 55. a hydraulic cylinder; 6. a second reinforcing structure; 61. a mounting block; 611. a mounting hole; 62. transverse steel bars; 63. vertical steel bars; 64. and (3) a reinforcement.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Specific examples:
as shown in fig. 1 and 2, a bridge and culvert engineering box girder bottom plate reinforcing structure comprises a box girder body, wherein the box girder body is provided with a bottom plate 1, two webs 2 on two sides of the bottom plate 1 and a top plate 3, a reinforcing partition plate 4 is arranged between the bottom plate 1 and the top plate 3, the upper end surface of the reinforcing partition plate 4 is fixedly connected with the top plate 3, the lower end surface of the reinforcing partition plate 4 is fixedly connected with the bottom plate 1, the reinforcing partition plate 4 is arranged to help to improve the structural strength of the box girder body, the upper end surface of the bottom plate 1 is provided with first reinforcing structures 5 on two sides of the reinforcing partition plate 4, the first reinforcing structures 5 comprise a plurality of vertical beams 51 which are attached to the bottom plate 1 and are arranged at intervals, the upper end surfaces of the vertical beams 51 are attached to a plurality of cross beams 52, the vertical beams 51 and the cross beams 52 are mutually perpendicular, the vertical beams 52 are connected with the bottom plate 1 at intervals of the two vertical beams 51 through bolts, an adhesive bond and are fixed between the vertical beams 51 and the bottom plate 1, an adhesive layer is formed between the vertical beams 51 and the bottom plate 1 at first, the vertical beams 51 are more stable, and the bottom plate 1 can be prevented from cracking; in addition, the lug 41 is fixedly arranged at the approximately middle positions of two sides of the reinforced partition board 4, the first reinforced structure 5 further comprises a supporting block 53, the supporting block 53 is approximately L-shaped, the upper end face of the horizontal section of the L-shaped supporting block 53 is attached to the lower end face of the lug 41, the vertical section is attached to the side face of the reinforced partition board 4, a cross rod 54 is arranged in the supporting block 53, one end of the hydraulic cylinder 55 is hinged with the cross rod 52 through a hinging seat, the telescopic end of the hydraulic cylinder 55 is rotatably connected with the cross rod 54 through a mounting block, the telescopic end of the hydraulic cylinder 55 extends outwards, the supporting block 53 can be attached to the lug 41 and the reinforced partition board 4, supporting force is applied to the supporting block, the stability of the reinforced partition board 4 is guaranteed, and the stability of the first reinforced structure 5 inside is further guaranteed.
Further, as shown in fig. 1, fig. 3, fig. 4, the lower terminal surface of bottom plate 1 is provided with second reinforced structure 6, second reinforced structure 6 includes installation piece 61, installation piece 61 can be T type, L type, but not limited to this, the horizontal segment of installation piece 61 and the laminating of bottom plate 1 lower terminal surface set up, and be connected with bottom plate 1 through the bolt, a plurality of mounting hole 611 has been seted up to the vertical segment of installation piece 61, the mounting hole 611 can pass horizontal bar 62, a plurality of horizontal bar 62 pass simultaneously and set up the mounting hole 611 on a plurality of installation pieces 61 of bottom plate 1 lower terminal surface, and it has a plurality of vertical bars 63 to tie on the horizontal bar 62, in order to avoid horizontal bar 62 to slide in mounting hole 611, be located the vertical bar 63 laminating installation piece 61 of one side that is kept away from each other to the both sides installation piece 61, can avoid horizontal bar 62 to slide, through the horizontal bar 62 and vertical bar 63 of mutually perpendicular cross setting up's horizontal bar 62, still include reinforcement 64 in the second reinforced structure 6, reinforcement 64 is the U type, two vertical segments of reinforcement 64 respectively with both sides web 2, and through the connection piece 64, and the horizontal bar 61 of each reinforcement piece 61 is fallen down, the dangerous effect can be avoided simultaneously to take place simultaneously.
The working principle of the bridge and culvert engineering box girder bottom plate reinforcing structure in the embodiment is as follows: when the base plate 1 is used, the upper end faces of the base plate 1 are attached and provided with a plurality of vertical beams 51 at intervals, the upper end faces of the vertical beams 51 are attached and provided with a plurality of cross beams 52, the cross beams 52 are connected with the base plate 1 at intervals of the two vertical beams 51 through bolts, the vertical beams 51 and the cross beams 52 are abutted, the vertical beams 51 and the base plate 1 are firstly adhered and fixed through adhesives, and the base plate 1 can be reinforced through the vertical beams 51 and the cross beams 52 to avoid cracking; the supporting block 53 is attached to the protruding block 41 and the reinforcing partition board 4 by enabling the telescopic end of the hydraulic cylinder 55 to extend outwards, and supporting force is applied to the supporting block, so that the reinforcing partition board 4 can be supported, the stability of the reinforcing partition board 4 is ensured, and the stability of the first internal reinforcing structure 5 is further ensured; make the horizontal segment of installation piece 61 laminate with terminal surface under bottom plate 1, a plurality of vertical reinforcing bars 63 of ligature on horizontal reinforcing bar 62, horizontal reinforcing bar 62 and vertical reinforcing bar 63 through mutually perpendicular alternately set up, can promote the reinforcement effect of installation piece 61 to the case roof beam body, and carry out dual reinforcement to the inside and outside of case roof beam body through first reinforced structure 5 and second reinforced structure 6, promote the reinforcement effect, a bridge and culvert engineering case roof beam bottom plate reinforced structure in this embodiment carries out dual reinforcement through inside and outside to the case roof beam body, promote the reinforcement effect, and support inside reinforcement baffle, guarantee the stability of reinforcement baffle, further guarantee the stability of inside reinforced structure.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (7)
1. The utility model provides a bridge and culvert engineering case roof beam bottom plate reinforced structure, includes the case roof beam body, the case roof beam body has bottom plate (1), web (2) and roof (3), its characterized in that: the reinforced concrete reinforcing structure comprises a bottom plate (1) and a top plate (3), wherein a reinforced partition plate (4) is arranged between the bottom plate (1) and the top plate (3), protruding blocks (41) are fixedly arranged on two sides of the reinforced partition plate (4), a first reinforced structure (5) and a second reinforced structure (6) are respectively arranged on the upper end face and the lower end face of the bottom plate (1), the first reinforced structure (5) comprises a vertical beam (51) which is arranged on the upper end face of the bottom plate (1) in a fitting mode, a cross beam (52) is arranged on the vertical beam (51) in a fitting mode and is connected with the bottom plate (1) through bolts, a hydraulic cylinder (55) is hinged to the cross beam (52), a telescopic end of the hydraulic cylinder (55) is rotatably connected with a cross rod (54) arranged in a supporting block (53) through a mounting block, the second reinforced structure (6) comprises a mounting block (61) which is provided with a mounting hole (611) and is arranged on the lower end face of the bottom plate (1), and a vertical reinforcing steel bar (63) is arranged above the mounting hole (611) in an interpolation mode.
2. The bridge and culvert engineering box girder bottom plate reinforcing structure according to claim 1, wherein: the supporting block (53) is L-shaped.
3. The bridge and culvert engineering box girder bottom plate reinforcing structure according to claim 2, wherein: the supporting blocks (53) are attached to the reinforcing partition plates (4) and the protruding blocks (41).
4. The bridge and culvert engineering box girder bottom plate reinforcing structure according to claim 1, wherein: the second reinforcing structure (6) further comprises a reinforcement (64).
5. The bridge and culvert engineering box girder bottom plate reinforcing structure according to claim 4, wherein: the reinforcement (64) is U-shaped.
6. The bridge and culvert engineering box girder bottom plate reinforcing structure according to claim 5, wherein: the reinforcement (64) is connected to both webs (2) by means of bolts.
7. The bridge and culvert engineering box girder bottom plate reinforcing structure of claim 6, wherein: the upper end face of the horizontal section of the reinforcement (64) is attached to the lower end face of the mounting block (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321274652.5U CN219886589U (en) | 2023-05-24 | 2023-05-24 | Bridge and culvert engineering case roof beam bottom plate reinforced structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321274652.5U CN219886589U (en) | 2023-05-24 | 2023-05-24 | Bridge and culvert engineering case roof beam bottom plate reinforced structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219886589U true CN219886589U (en) | 2023-10-24 |
Family
ID=88394484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321274652.5U Active CN219886589U (en) | 2023-05-24 | 2023-05-24 | Bridge and culvert engineering case roof beam bottom plate reinforced structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219886589U (en) |
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2023
- 2023-05-24 CN CN202321274652.5U patent/CN219886589U/en active Active
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