CN220202453U - Prestressed dense rib sandwich concrete small bridge plate - Google Patents
Prestressed dense rib sandwich concrete small bridge plate Download PDFInfo
- Publication number
- CN220202453U CN220202453U CN202321419042.XU CN202321419042U CN220202453U CN 220202453 U CN220202453 U CN 220202453U CN 202321419042 U CN202321419042 U CN 202321419042U CN 220202453 U CN220202453 U CN 220202453U
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- Prior art keywords
- bridge plate
- light
- prestressed
- panel
- lightweight
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- 239000004567 concrete Substances 0.000 title claims abstract description 18
- 239000000945 filler Substances 0.000 claims description 15
- 239000011150 reinforced concrete Substances 0.000 claims description 8
- 239000003365 glass fiber Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 229920006327 polystyrene foam Polymers 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 description 8
- 238000004873 anchoring Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model discloses a prestressed dense rib sandwich concrete small bridge plate, which comprises a lower panel, an upper panel and two light layers positioned between the lower panel and the upper panel, wherein the upper light layer comprises a light filling plate, the light filling plate is positioned in a cavity formed by the upper panel, the lower light layer and a transverse rib beam, the lower light layer comprises a light filling block, the light filling block is positioned in a cavity formed by the lower panel, the upper light layer, the longitudinal rib beam and the transverse rib beam, and the two light layers are arranged in the prestressed dense rib sandwich concrete small bridge plate.
Description
Technical Field
The utility model relates to the technical field of assembled buildings, in particular to a prestressed dense rib sandwich concrete bridge slab.
Background
The assembled building is characterized by standardized design, factory production, assembled construction, integrated decoration and informatization management by taking factory prefabrication production and field assembly of components as modes, and integrates various business fields of research and development design, production and manufacture, field assembly and the like, thereby realizing a novel building production mode of sustainable development of building products with energy conservation, environmental protection and maximized full cycle value. Most of traditional assembled overpasses are solid concrete bridges, steel bridges and the like, have great self weight, and are high in production cost and difficult to carry.
Disclosure of Invention
The utility model aims to solve the problems of large dead weight and difficult carrying of an assembled bridge plate in the prior art, and provides a prestressed dense-rib sandwich concrete small bridge plate.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a small bridge board of closely ribbed sandwich concrete of prestressing force, the bridge board includes lower panel, top panel and is located two light layers between lower panel and the top panel, and this bridge board is inside to be set up two light layers, can lighten bridge board dead weight greatly, and the thickness of bridge board is raised simultaneously, improves road surface vehicle transportation ability.
Further, the two lightweight layers include an upper lightweight layer and a lower lightweight layer. The upper lightweight layer includes a lightweight filler plate positioned in a cavity formed by the upper panel, the lower lightweight layer, and the transverse rib. The lower lightweight layer includes lightweight fillers located in cavities formed by the lower panel, the upper lightweight layer, the longitudinal ribs and the transverse ribs. The longitudinal rib beam is used for connecting the lower panel and the upper panel, the light filling plate is long, the light filling block is combined with the light filling plate, and the overall structural performance of the plate body is lifted on the premise of ensuring the light weight of the bridge plate.
Preferably, the bridge plate both sides set up the connecting rib, the bottom of connecting rib is located the bridge plate inside, and the top of connecting rib stretches out from the top panel. The connecting ribs are used for anchoring and connecting the bridge plate and the bridge base.
Preferably, the lower panel and the upper panel are made of glass fiber grid reinforced concrete sheets, so that the structural strength of the bridge body is ensured, and the dead weight of the bridge body can be reduced.
Preferably, the longitudinal rib beams and the transverse rib beams are made of reinforced concrete, so that the structural strength is high, and the supporting performance is good.
Preferably, the volume weight of the light filling blocks and the light filling plates is less than 10kg/m 3 The polystyrene foam board has light weight and greatly reduces the weight of the bridge body.
Compared with the prior art, the utility model has the beneficial effects that:
1. the inside two light layers that set up of this close rib sandwich concrete little bridge board of prestressing force, the inside light filler piece of light layer and light filler plate are the foam board, have alleviateed the dead weight of plate body greatly, reduce the cost of manufacture, and can carry out the bridge floor of low cost and increase, improve the transportation ability of bridge floor.
2. The lower panel and the upper panel of the prestressed multi-ribbed sandwich concrete bridge plate are made of glass fiber grid reinforced concrete thin plates, so that the structural strength and toughness of the plate body are maintained; meanwhile, the longitudinal rib beams and the transverse rib beams are made of reinforced concrete, so that the structural strength is high, the supporting performance is strong, and the effective supporting capability of the bridge plate is ensured.
Drawings
FIG. 1 is a schematic structural view of the prestressed close-ribbed sandwich concrete bridge plate;
fig. 2 is a schematic structural view of a longitudinal section of the prestressed multi-ribbed sandwich concrete bridge plate.
In the figure: 1. a lower panel; 2. an upper panel; 3. longitudinal ribs; 4. transverse ribs; 5. a lightweight sandwich block; 6. a lightweight filler plate; 7. and (5) connecting ribs.
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.
Referring to fig. 1-2, a prestressed dense rib sandwich concrete small bridge plate comprises a lower panel 1, an upper panel 2 and two light layers positioned between the lower panel 1 and the upper panel 2, wherein the two light layers are arranged inside the bridge plate, so that the dead weight of the bridge plate can be greatly reduced, the thickness of the bridge plate is increased, and the transportation capacity of road vehicles is improved.
Further, the two lightweight layers include an upper lightweight layer and a lower lightweight layer. The upper lightweight layer comprises a lightweight filler plate 6, which lightweight filler plate 6 is located in a cavity formed by the upper panel 2, the lower lightweight layer and the transverse rib 4. The lower lightweight layer comprises lightweight filler blocks 5, which lightweight filler blocks 5 are located in the cavity formed by the lower panel 1, the upper lightweight layer, the longitudinal ribs 3 and the transverse ribs 4. The longitudinal rib beam 3 is used for connecting the lower panel 1 and the upper panel 2, the light filling plate 6 is in a long strip shape, the light filling block 5 is combined with the light filling plate 6, and the overall structural performance of the plate body is lifted on the premise of ensuring the light weight of the bridge plate.
In this embodiment, the bridge plate both sides set up tie bars 7, the bottom of tie bars 7 is located the bridge plate inside, and the top of tie bars 7 stretches out from top panel 2. The connecting ribs 7 are used for anchoring and connecting the bridge plate and the bridge base.
In this embodiment, the materials of the lower panel 1 and the upper panel 2 are glass fiber mesh reinforced concrete sheets, so that the structural strength of the bridge body is ensured, and the dead weight of the bridge body can be reduced.
In this embodiment, the longitudinal rib beams 3 and the transverse rib beams 4 are made of reinforced concrete, so that the structural strength is high, and the supporting performance is good.
In this embodiment, the light filling blocks 5 and the light filling plates 6 each have a volume weight of less than 10kg/m 3 The polystyrene foam board has light weight and greatly reduces the weight of the bridge body.
The inside two light layers that set up of prestressing force close rib sandwich concrete little bridge plate in this embodiment, the inside light filler piece of light layer and light filler plate are the foam board, have alleviateed the dead weight of plate body greatly, reduce the cost of manufacture, and can carry out the bridge floor of low cost and increase, improve the transportation ability of bridge floor, and bridge plate structural strength is high, and support performance is strong, guarantees the effectual bearing capacity of bridge plate.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (5)
1. The prestressed multi-ribbed sandwich concrete small bridge plate is characterized by comprising a lower panel (1), an upper panel (2) and two light layers positioned between the lower panel (1) and the upper panel (2), wherein the two light layers comprise an upper light layer and a lower light layer;
the upper lightweight layer comprises a lightweight filler plate (6), and the lightweight filler plate (6) is positioned in a cavity formed by the upper panel (2), the lower lightweight layer and the transverse rib beams (4);
the lower lightweight layer comprises lightweight filler blocks (5), and the lightweight filler blocks (5) are positioned in cavities formed by the lower panel (1), the upper lightweight layer, the longitudinal rib beams (3) and the transverse rib beams (4).
2. The prestressed multi-ribbed sandwich concrete small bridge plate according to claim 1, characterized in that connecting ribs (7) are arranged on two sides of the bridge plate, the bottoms of the connecting ribs (7) are positioned in the bridge plate, and the tops of the connecting ribs (7) extend out from the upper panel (2).
3. The prestressed multi-ribbed small bridge plate of claim 1 or 2, wherein the material of the lower panel (1) and the upper panel (2) is glass fiber grid reinforced concrete sheet.
4. The prestressed multi-ribbed sandwich concrete bridge plate of claim 1, wherein said longitudinal rib beams (3) and transverse rib beams (4) are made of reinforced concrete.
5. The prestressed dense-rib sandwich concrete small bridge plate according to claim 1, characterized in that the light filling blocks (5) and the light filling plates (6) are all made of a material with a volume weight less than 10kg/m 3 Polystyrene foam board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321419042.XU CN220202453U (en) | 2023-06-06 | 2023-06-06 | Prestressed dense rib sandwich concrete small bridge plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321419042.XU CN220202453U (en) | 2023-06-06 | 2023-06-06 | Prestressed dense rib sandwich concrete small bridge plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220202453U true CN220202453U (en) | 2023-12-19 |
Family
ID=89147262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321419042.XU Active CN220202453U (en) | 2023-06-06 | 2023-06-06 | Prestressed dense rib sandwich concrete small bridge plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220202453U (en) |
-
2023
- 2023-06-06 CN CN202321419042.XU patent/CN220202453U/en active Active
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