CN220550446U - Drainage system of prefabricated bridge body - Google Patents
Drainage system of prefabricated bridge body Download PDFInfo
- Publication number
- CN220550446U CN220550446U CN202322004686.9U CN202322004686U CN220550446U CN 220550446 U CN220550446 U CN 220550446U CN 202322004686 U CN202322004686 U CN 202322004686U CN 220550446 U CN220550446 U CN 220550446U
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- China
- Prior art keywords
- prefabricated
- pier
- drain pipe
- bent cap
- drainage
- Prior art date
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 53
- 239000002352 surface water Substances 0.000 claims description 6
- 238000010276 construction Methods 0.000 abstract description 5
- 238000004140 cleaning Methods 0.000 abstract description 4
- 230000000712 assembly Effects 0.000 description 8
- 238000000429 assembly Methods 0.000 description 8
- 238000005457 optimization Methods 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000009975 flexible effect Effects 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
Abstract
The utility model discloses a water drainage system of a prefabricated bridge body, which comprises a bearing platform, a prefabricated pier and a prefabricated capping beam based on the prefabricated bridge body, wherein the water drainage structure comprises: the prefabricated bent cap draining assembly comprises a pavement water collecting tank, an inclined angle three-way pipe and a bent cap embedded drain pipe, wherein the pavement water collecting tank is arranged at the edge of a pavement; the water collecting tank is communicated with an upper port of an inclined three-way pipe arranged on the side wall of the prefabricated capping beam, and the inclined port of the inclined three-way pipe is upward and points to the outer side of the prefabricated capping beam; the lower port of the inclined angle three-way pipe is communicated with a cover beam embedded drain pipe; the prefabricated pier drainage assembly comprises a pier embedded drain pipe, and an outlet of the capping beam embedded drain pipe is communicated with the pier embedded drain pipe; and the water is led into the water collecting well through a drain pipe at the outer side of the bottom of the bridge pier. The utility model can improve the efficiency of site construction and effectively solve the problems of difficult cleaning, accumulated water on the road surface after blockage and the like.
Description
Technical Field
The utility model belongs to the technical field of prefabricated bridges, and particularly relates to a water drainage system of a prefabricated bridge.
Background
The drainage system of the bridge body can effectively drain accumulated water on the bridge deck, so that vehicles or pedestrians can safely pass through. However, the existing bridge drainage system is mostly externally additionally arranged after the bridge structure is built, but the form influences the appearance of the whole bridge, and the drain pipe is exposed and is easily influenced by weathering, corrosion and the like of the external environment, so that the service life of the drain pipe is shortened; and the whole drainage system needs site construction, which is time-consuming and labor-consuming.
Although the drainage system is arranged inside the bridge body at present, the drainage system is difficult to clean and can cause accumulated water on the road surface to be deposited after blockage occurs.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model aims to provide a water draining system of a prefabricated bridge body, and the water draining system components are pre-buried in each structure of the prefabricated bridge body, so that the efficiency of site construction is improved, and the problems of road surface water accumulation and the like caused by difficult cleaning and blockage can be effectively solved.
In order to achieve the above purpose, the utility model adopts the technical scheme that: a drainage system of prefabricated bridge body, includes cushion cap, prefabricated pier and prefabricated bent cap based on the prefabricated bridge body, and the drainage structure includes:
the prefabricated bent cap draining assembly comprises a pavement water collecting tank, an inclined angle three-way pipe and a bent cap embedded drain pipe, wherein the pavement water collecting tank is arranged at the edge of a pavement; the water collecting tank is communicated with an upper port of an inclined three-way pipe arranged on the side wall of the prefabricated capping beam, and the inclined port of the inclined three-way pipe is upward and points to the outer side of the prefabricated capping beam; the lower port of the inclined angle three-way pipe is communicated with a cover beam embedded drain pipe;
the prefabricated pier drainage assembly comprises a pier embedded drain pipe, and an outlet of the capping beam embedded drain pipe is communicated with the pier embedded drain pipe;
and the pier bottom water draining assembly comprises a water collecting well which is communicated with a water draining pipe at the outer side of the pier bottom.
Further, 2 groups of prefabricated bent cap draining assemblies are arranged, the directions of the 2 groups of prefabricated bent cap draining assemblies are opposite, water collecting tanks of the 2 groups of prefabricated bent cap draining assemblies are respectively arranged at opposite edges of a road surface, and the bent cap embedded drain pipes of the 2 groups of prefabricated bent cap draining assemblies are commonly led into the pier embedded drain pipes.
Furthermore, the inclination three-way pipe adopts a 45-degree three-way pipe, and the 45-degree inclined port is upward and points to the outer side of the prefabricated bent cap.
Further, a rubber connecting pipe is arranged at the joint of the road surface water collecting tank and the inclined angle three-way pipe.
Further, the pier bottom water draining assembly comprises two pier bottom outer side drain pipes, and the two pier bottom outer side drain pipes are opposite in direction and respectively led to water collecting wells on two sides of the bearing platform.
Further, the prefabricated pier water drainage assembly further comprises a diversion tee joint, the top of the diversion tee joint is connected with a pier embedded drain pipe, and two diversion outlets at the bottom of the diversion tee joint are respectively communicated to two pier bottom outer drain pipes arranged above the bearing platform through branch pipelines.
Further, a circle of rubber water stop bars are arranged at the periphery of the joint of the prefabricated pier and the prefabricated bent cap and the joint of the pier embedded drain pipe and the bent cap embedded drain pipe.
The beneficial effect of adopting this technical scheme is:
the prefabricated bridge body comprises a bearing platform, a prefabricated pier and a prefabricated cap beam, wherein a prefabricated cap beam water draining assembly, a prefabricated pier water draining assembly and a pier bottom water draining assembly are respectively arranged in the prefabricated bridge body. Collect road surface ponding through road surface water catch bowl in prefabricated bent cap drainage subassembly to through the pre-buried drain pipe of inclination three-way pipe and bent cap, the pre-buried drain pipe of pier of the prefabricated pier drainage subassembly of discharging into, the pre-buried drain pipe of pier passes through the pier bottom outside drain pipe of pier bottom drainage subassembly and lets in the sump pit. Through pre-buried each drainage system subassembly of arranging in advance in each structure of prefabricated bridge body, only need connect in the site operation in-process can, need not at installation drainage system to the efficiency of site operation has effectively been improved.
In the utility model, the inclined three-way pipe is arranged in the prefabricated bent cap draining component, the inclined port of the inclined three-way pipe faces upwards and is directed to the outer side of the prefabricated bent cap, the inclined three-way pipe is used for facilitating cleaning internal management, and the inclined three-way pipe can be overflowed to the outside after blockage occurs, so that the problems of difficulty in cleaning, accumulated water on the road surface after blockage and the like are effectively solved.
Drawings
FIG. 1 is a schematic view of a construction of a drainage system of a preformed bridge of the present utility model;
FIG. 2 is a schematic view of a construction of a drainage system for a preformed bridge in accordance with an advantageous embodiment of the present utility model;
FIG. 3 is a schematic representation of the present utility model at B in FIGS. 1 and 2;
wherein, 1 is road surface water catch bowl, 2 is the inclination three-way pipe, 3 is the pre-buried drain pipe of bent cap, 4 is the pre-buried drain pipe of pier, 5 is the outside drain pipe of pier bottom, 6 is the rubber connecting pipe, 7 is the reposition of redundant personnel tee bend, 8 is the lateral conduit, and 9 is the rubber sealing strip.
Detailed Description
The present utility model will be further described with reference to the accompanying drawings for the purpose of making the objects, technical solutions and advantages of the present utility model more apparent.
In this embodiment, referring to fig. 1, a drainage system of a prefabricated bridge body, wherein, based on the prefabricated bridge body including a bearing platform, a prefabricated pier and a prefabricated capping beam, the drainage structure includes:
the prefabricated bent cap drainage assembly comprises a pavement water collecting tank 1, an inclined angle three-way pipe 2 and a bent cap embedded drain pipe 3, wherein the pavement water collecting tank 1 is arranged at the edge of a pavement; the water collecting tank is communicated with an upper port of the inclined three-way pipe 2 arranged on the side wall of the prefabricated bent cap, and the inclined port of the inclined three-way pipe 2 is upwards directed to the outer side of the prefabricated bent cap; the lower port of the inclined angle tee pipe 2 is communicated with a bent cap embedded drain pipe 3;
the prefabricated pier drainage assembly comprises a pier embedded drain pipe 4, and an outlet of the capping beam embedded drain pipe 3 is communicated with the pier embedded drain pipe 4;
and the pier bottom water draining assembly comprises a pier bottom outside drain pipe 5, wherein the outlet of the pier embedded drain pipe 4 is led to the pier bottom outside drain pipe 5, and the pier bottom outside drain pipe 5 is led to the water collecting well.
As an optimization scheme of the above embodiment, as shown in fig. 2, 2 groups of prefabricated capping beam drainage assemblies are arranged, the directions of the 2 groups of prefabricated capping beam drainage assemblies are opposite, water collecting tanks of the 2 groups of prefabricated capping beam drainage assemblies are respectively arranged at opposite edges of a road surface, and capping beam embedded drainage pipes 3 of the 2 groups of prefabricated capping beam drainage assemblies are commonly led into pier embedded drainage pipes 4.
Preferably, the inclined tee 2 adopts a 45-degree tee, and a 45-degree inclined port is upward and points to the outer side of the prefabricated bent cap.
Preferably, the junction of road surface water catch bowl 1 and inclination three-way pipe 2 is provided with rubber connecting pipe 6, and rubber connecting pipe 6 plays the flexible effect, prevents the pipeline damage.
As an optimization scheme of the above embodiment, as shown in FIG. 2, the pier bottom water draining assembly comprises two pier bottom outside drain pipes 5, and the two pier bottom outside drain pipes 5 are opposite in direction and respectively led to water collecting wells on two sides of the bearing platform.
The prefabricated pier drainage assembly further comprises a diversion tee joint 7, the top of the diversion tee joint 7 is connected with the pier embedded drain pipe 4, and two diversion outlets at the bottom of the diversion tee joint 7 are respectively communicated with two pier bottom outer drain pipes 5 arranged above the bearing platform through a diversion pipeline 8.
As an optimization scheme of the embodiment, as shown in fig. 3, a circle of rubber water stop strips 9 are arranged at the periphery of the joint of the prefabricated pier and the prefabricated bent cap and the joint of the pier embedded drain pipe and the bent cap embedded drain pipe 3, so that seat slurry between the pier and the bent cap is prevented from flowing into a pipeline.
For a better understanding of the present utility model, the following is a complete description of the principles of the utility model:
the bridge pier and the capping beam are prefabricated components, and are connected with the bridge pier and the bearing platform through the sleeve after being transported to the site; then connecting the prefabricated capping beam with the prefabricated bridge pier through a sleeve; after the prefabricated bent cap is hoisted and installed, a drainage system of the whole bridge is formed; the bridge floor rainwater flows into the water collecting tank through the bridge floor transverse slope, and flows into the ground water collecting well through pipelines prefabricated in the capping beam, the bridge pier and the bearing platform in sequence.
The main function of the 45-degree three-way pipe at the upper part of the bent cap is that the drain pipe pre-buried in the pier is blocked, and rainwater can reversely overflow out through the inclined pipe of the 45-degree three-way pipe; the embedded pipe in the pier can be dredged through the inclined pipe.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a drainage system of prefabricated bridge body, its characterized in that includes cushion cap, prefabricated pier and prefabricated bent cap based on the prefabricated bridge body, and the drainage structure includes:
the prefabricated bent cap draining assembly comprises a pavement water collecting tank (1), an inclined angle three-way pipe (2) and a bent cap embedded drain pipe (3), wherein the pavement water collecting tank (1) is arranged at the edge of a pavement; the water collecting tank is communicated with an upper port of an inclined three-way pipe (2) arranged on the side wall of the prefabricated bent cap, and the inclined port of the inclined three-way pipe (2) faces upwards and points to the outer side of the prefabricated bent cap; the lower port of the inclined angle three-way pipe (2) is communicated with a bent cap embedded drain pipe (3);
the prefabricated pier drainage assembly comprises a pier embedded drain pipe (4), and an outlet of the bent cap embedded drain pipe (3) is communicated with the pier embedded drain pipe (4);
and the pier bottom water draining assembly comprises a pier bottom outside drain pipe (5), wherein an outlet of the pier embedded drain pipe (4) is led to the pier bottom outside drain pipe (5), and the pier bottom outside drain pipe (5) is led into the water collecting well.
2. The water drainage system of the prefabricated bridge body according to claim 1, wherein 2 groups of prefabricated bent cap water drainage components are arranged, the directions of the 2 groups of prefabricated bent cap water drainage components are opposite, water collecting tanks of the 2 groups of prefabricated bent cap water drainage components are respectively arranged at opposite edges of a road surface, and bent cap embedded drain pipes (3) of the 2 groups of prefabricated bent cap water drainage components are commonly led into pier embedded drain pipes (4).
3. A precast bridge drainage system according to claim 1 or 2, characterized in that the inclined tee (2) is a 45 ° tee with 45 ° inclined ports directed upwards and outwards of the precast cap beam.
4. A precast bridge drainage system according to claim 1, characterized in that a rubber connection pipe (6) is provided at the junction of the road surface water collection tank (1) and the inclined tee (2).
5. The drainage system of the prefabricated bridge body according to claim 1, wherein the pier bottom outer drainage assembly comprises two pier bottom outer drainage pipes (5), and the two pier bottom outer drainage pipes (5) are led to water collecting wells on two sides of the bearing platform respectively in opposite directions.
6. The water drainage system of a prefabricated bridge body according to claim 5, wherein the water drainage assembly of the prefabricated bridge pier further comprises a diversion tee joint (7), wherein the top of the diversion tee joint (7) is connected with a pre-buried drainage pipe (4) of the bridge pier, and two diversion outlets at the bottom of the diversion tee joint (7) are respectively communicated with two drainage pipes (5) arranged outside the bottom of the bridge pier above a bearing platform through a diversion pipeline (8).
7. The drainage system of the prefabricated bridge body according to claim 1, wherein a circle of rubber water stop strips (9) are arranged at the periphery of the joint of the prefabricated pier and the prefabricated bent cap and at the periphery of the joint of the pier embedded drain pipe and the bent cap embedded drain pipe (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322004686.9U CN220550446U (en) | 2023-07-28 | 2023-07-28 | Drainage system of prefabricated bridge body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322004686.9U CN220550446U (en) | 2023-07-28 | 2023-07-28 | Drainage system of prefabricated bridge body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220550446U true CN220550446U (en) | 2024-03-01 |
Family
ID=90003049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322004686.9U Active CN220550446U (en) | 2023-07-28 | 2023-07-28 | Drainage system of prefabricated bridge body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220550446U (en) |
-
2023
- 2023-07-28 CN CN202322004686.9U patent/CN220550446U/en active Active
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