CN215338936U - Drainage test device for underpass type overpass road simulation pump station - Google Patents
Drainage test device for underpass type overpass road simulation pump station Download PDFInfo
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- CN215338936U CN215338936U CN202022657792.3U CN202022657792U CN215338936U CN 215338936 U CN215338936 U CN 215338936U CN 202022657792 U CN202022657792 U CN 202022657792U CN 215338936 U CN215338936 U CN 215338936U
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Abstract
The utility model discloses a drainage test device for a underpassing type overpass road simulation pump station, which comprises a water supply unit, wherein the water supply unit comprises a water supply tank, a filter valve and a variable frequency water pump, the filter valve and the variable frequency water pump are connected with the water supply tank, the variable frequency water pump is used for controlling the water flow of the water supply tank, the variable frequency water pump is connected to a rain-reducing device, the rain-reducing device is provided with an underpassing type overpass model corresponding to the water supply tank, the underpassing type overpass model is provided with a drainage unit, and the drainage unit is provided with a water receiving component; the water flow enters the rain device through the water supply tank, forms rainfall in the penetrating type overpass model, and is collected by the water collecting component through the drainage unit. The runoff can obviously see the waterlogging process and the drainage process thereof through the underpass type overpass module, and the phenomenon of water accumulation in the underpass overpass can be measured; under different rainfall conditions, the drainage module can reasonably design a pipe network and a pump station drainage system to relieve the degree of interchange waterlogging.
Description
Technical Field
The utility model belongs to the technical field of test equipment, and particularly relates to a drainage test device for a bottom-penetrating type overpass road simulation pump station.
Background
Along with the development of economy and society in China, the number and scale of cities are continuously enlarged, the amount of rainwater and sewage is increased, the rapid expansion of the cities leads to the aggravation of urban heat island effect, urban waterlogging disasters caused under the condition of strong rainfall are frequent, and high requirements are put forward for urban drainage facilities. The urban drainage facility consists of a drainage pipe network and a drainage pump station, and is one of important urban infrastructures. Therefore, the research on the pump station drainage system has important significance, in particular to the pump station drainage system in a low-lying area. The method can simulate the drainage of the pump stations near the underpass overpass under different rainfall and drainage conditions, shorten the test period and save a large amount of manpower and material resources.
At present, some existing underpass overpass drainage models ignore road surface confluence, and as the size difference between the overpass model and a pump station model is large, most of the underpass overpass drainage models only model the drainage pump station independently without considering the overpass model, but directly generalize the underpass overpass drainage models into inflow flow of a drainage pipe network, and the models without road surfaces can not reflect the water accumulation phenomenon in low-lying areas. Therefore, the requirement of urban waterlogging drainage test cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a drainage test device for a underpass type overpass road simulation pump station, which solves the problem that the actual drainage of an underpass type overpass drainage model in the prior art needs to be further improved.
The technical scheme adopted by the utility model is that,
a drainage test device for an underpassing type overpass road simulation pump station comprises a water supply unit, wherein the water supply unit comprises a water supply tank, a filter valve and a variable frequency water pump, the filter valve and the variable frequency water pump are connected with the water supply tank, the variable frequency water pump is used for controlling the water flow of the water supply tank, the variable frequency water pump is connected to a rain-lowering device, the rain-lowering device is provided with an underpassing type overpass model corresponding to the water supply tank, the underpassing type overpass model is provided with a drainage unit, and the drainage unit is provided with a water receiving component; the water flow enters the rain device through the water supply tank, forms rainfall in the penetrating type overpass model, and is collected by the water collecting component through the drainage unit.
The present invention is also characterized in that,
the underpassing flyover model is a rectangular shell corresponding to an opening of a rain-falling device, glass plates are arranged on two sides of the rectangular shell along the width direction, the rectangular shell is arranged into a central symmetrical structure along the length direction, a flyover approach and a tunnel with gradient gradually decreasing to the middle position are sequentially arranged on one side of the rectangular shell along the length direction along the middle position, the gradient of the flyover approach and the gradient of the tunnel are gradually decreasing along one side of the rectangular shell along the width direction, water supply units are arranged on two sides of the rectangular shell, a water accumulation area is formed on one side of the rectangular shell close to a water drainage unit in the middle area, a drainage ditch is arranged on the lower portion of the water accumulation area, and the drainage ditch corresponds to the water drainage unit.
The rain falls device is of a plate-shaped structure, and a plurality of spray heads are arranged on two sides of the plate-shaped structure corresponding to the overpass approach and the tunnel.
A support column is arranged between the water supply tank and the rain device.
The drainage unit comprises a water collecting well, the water collecting well is connected with a drainage pipeline, one end of the drainage pipeline, far away from the water collecting well, is provided with a pump pool, and a submersible pump is arranged in the pump pool.
The water collecting component is a water collecting tank.
The utility model has the advantages that runoff can obviously see the waterlogging process and the drainage process thereof through the underpass type overpass module, and the phenomenon of water accumulation inside the underpass overpass can be measured; under different rainfall conditions, the drainage module can reasonably design a pipe network and a pump station drainage system to relieve the degree of interchange waterlogging.
Drawings
FIG. 1 is a schematic structural diagram of a drainage test device of a underpass type overpass road simulation pump station of the utility model;
FIG. 2 is a detailed schematic diagram of a water reducing part in a drainage test device of a underpass type overpass road simulation pump station of the utility model;
FIG. 3 is a detailed schematic diagram of a drainage part in the drainage test device of the underpass type overpass road simulation pump station.
In the figure, 1, a water supply tank, 2, a support column, 3, a rain device, 4, a glass plate, 5, a drainage ditch, 6, a water collecting well, 7, a drainage pipeline, 8, a pump pool, 9, a submersible pump, 10, a water collecting tank, 11, a tunnel, 12, an interchange approach, 13, a spray head, 14, a filter screen and 15, and a variable frequency water pump.
Detailed Description
The drainage test device for the underpass type overpass road simulation pump station is described in detail below with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 and 2, the drainage test device for the underpassing type overpass road simulation pump station comprises a water supply unit, wherein the water supply unit comprises a water supply tank 1, a filter valve 14 and a variable frequency water pump 15, the filter valve and the variable frequency water pump are connected with the water supply tank 1, the variable frequency water pump 15 is used for controlling the water flow of the water supply tank 1, the variable frequency water pump 15 is connected to a rain fall device 3, the rain fall device 3 is provided with an underpassing type overpass model corresponding to the water supply tank 1, the underpassing type overpass model is provided with a drainage unit, and the drainage unit is provided with a water collecting component; the water flow enters the rain device 3 through the water supply tank 1, forms rainfall in the through type overpass model, and is collected by the water collecting component through the drainage unit.
Furthermore, the underpassing type overpass model is a rectangular shell corresponding to an opening of the rain-reducing device 3, glass plates 4 are arranged on two sides of the rectangular shell along the width direction, the rectangular shell is arranged into a central symmetrical structure along the length direction, an overpass approach path 12 and a tunnel 11 with gradient gradually decreasing to the middle position are sequentially arranged on one side of the rectangular shell along the middle position along the length direction, the gradient of the overpass approach path 12 and the gradient of the tunnel 11 are gradually decreasing along one side of the rectangular shell along the width direction, water supply units are arranged on two sides of the rectangular shell, a water accumulation area is formed on one side of the rectangular shell close to a drainage unit in the middle area, a drainage ditch 5 is arranged on the lower portion of the water accumulation area, and the drainage ditch 5 corresponds to the drainage unit.
Further, the rain falls 3 is provided as a plate-shaped structure, and a plurality of nozzles 13 are provided on both sides of the plate-shaped structure corresponding to the overpass approach 12 and the tunnel 11.
Further, a support column 2 is provided between the water service box 1 and the rainer 3.
As shown in fig. 3, further, the drainage unit includes a water collecting well 6, the water collecting well 6 is connected with a drainage pipeline 7, a pump sump 8 is arranged at one end of the drainage pipeline 7 far away from the water collecting well 6, and a submersible pump 9 is arranged in the pump sump 8.
Further, the water collecting member is a water collecting tank 10.
The working principle of the drainage test device of the underpass type overpass road simulation pump station is as follows:
the water supply tank 1 supplies water, then water flow generates constant rainfall through the rainfall device 3, two sides of the downward-penetrating type overpass model are provided with glass plates 4, the researches such as observation can be facilitated, a drainage ditch 5 is arranged below a bottom slope in the downward-penetrating type overpass model, water flows on two sides flow into a middle water collecting well 6 through the drainage ditch 5, flow into a pump pool 8 through a drainage pipeline 7 of the water collecting well 6, and rainwater is conveyed into a water collecting tank 10 through a submersible pump 9.
The utility model relates to a drainage test device for a simulation pump station of an underpass type overpass road, which solves the problem that the existing underpass type overpass is subjected to strong rainfall and is combined with pump station drainage, and can reflect the ponding condition in the underpass type overpass under the condition of heavy rainfall.
Claims (6)
1. The drainage test device is characterized by comprising a water supply unit, wherein the water supply unit comprises a water supply tank (1), a filter valve (14) and a variable frequency water pump (15), the filter valve and the variable frequency water pump are connected with the water supply tank (1), the variable frequency water pump (15) is used for controlling the water flow of the water supply tank (1), the variable frequency water pump (15) is connected to a rain-lowering device (3), the rain-lowering device (3) is provided with a downward-penetrating type overpass model corresponding to the water supply tank (1), the downward-penetrating type overpass model is provided with a drainage unit, and the drainage unit is provided with a water collecting component; the water flow enters the rain device (3) through the water supply tank (1), forms rainfall in the penetrating type overpass model, and is collected by the water collecting component through the drainage unit.
2. The underpassing type overpass road simulation pump station drainage test device according to claim 1, wherein the underpassing type overpass model is a rectangular shell corresponding to an opening of a rain-reducing device (3), glass plates (4) are arranged on two sides of the rectangular shell along the width direction, the rectangular shell is arranged in a central symmetrical structure along the length direction, an overpass approach path (12) and a tunnel (11) with gradient gradually decreasing to the middle position are sequentially arranged on one side of the rectangular shell along the length direction along the middle position, the gradient of the overpass approach path (12) and the gradient of the tunnel (11) are gradually decreasing along one side of the rectangular shell along the width direction, water supply units are arranged on two sides of the rectangular shell, a water accumulation area is formed on one side of the rectangular shell close to the water discharge units in the middle area, and a drainage ditch (5) is arranged on the lower part of the water accumulation area, the drainage ditch (5) corresponds to a drainage unit.
3. The underpass type overpass road simulation pump station drainage test device according to claim 2, characterized in that the rain falls (3) are arranged into a plate-shaped structure, and two sides of the plate-shaped structure are provided with a plurality of nozzles (13) corresponding to the overpass approach (12) and the tunnel (11).
4. The drainage test device for the underpass type overpass road simulation pump station according to claim 1, characterized in that a support column (2) is arranged between the water supply tank (1) and the rain device (3).
5. The underpass type overpass road simulation pump station drainage test device according to claim 1, characterized in that the drainage unit comprises a water collecting well (6), the water collecting well (6) is connected with a drainage pipeline (7), the drainage pipeline (7) is provided with a pump pool (8) at one end far away from the water collecting well (6), and a submersible pump (9) is arranged in the pump pool (8).
6. The drainage test device for the underpass type interchange road simulation pump station according to claim 1, characterized in that the water collecting component is a water collecting tank (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022657792.3U CN215338936U (en) | 2020-11-17 | 2020-11-17 | Drainage test device for underpass type overpass road simulation pump station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022657792.3U CN215338936U (en) | 2020-11-17 | 2020-11-17 | Drainage test device for underpass type overpass road simulation pump station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215338936U true CN215338936U (en) | 2021-12-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022657792.3U Active CN215338936U (en) | 2020-11-17 | 2020-11-17 | Drainage test device for underpass type overpass road simulation pump station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215338936U (en) |
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2020
- 2020-11-17 CN CN202022657792.3U patent/CN215338936U/en active Active
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