CN202227454U - Multifunctional rainwater pump station - Google Patents

Abstract

The utility model discloses a multi-functional rainwater pump station, comprising an inlet pipe, an inlet gate well, a grille well, a water collection tank, a pressure outlet tank and an outlet pipe connected in sequence, wherein a plurality of pumps are arranged in the water collection tank, the inlet pipe comprises a municipal rainwater inlet pipe and a landscape river water inlet pipe connected to a landscape river, the municipal rainwater inlet pipe and the landscape river water inlet pipe are respectively connected to the inlet gate well through an inlet gate, and the inlet gate well is connected to the grille well; the outlet pipe comprises a first outlet pipe leading to a drainage river, a second outlet pipe leading to a landscape river and a third outlet pipe leading to an artificial wetland, the first outlet pipe, the second outlet pipe and the third outlet pipe are all connected to the pressure outlet tank, a first valve is arranged on the first outlet pipe, a second valve is arranged on the second outlet pipe, and a third valve is arranged on the third outlet pipe. The utility model can realize multiple operation functions such as drainage, water replenishment, river circulation, wetland treatment, and emptying of the river.

Description

A multifunctional rainwater pumping station

technical field

The utility model relates to a municipal rainwater pumping station, in particular to a multifunctional rainwater pumping station.

Background technique

The rainwater pumping station is an important part of municipal infrastructure construction and an important part of the rainwater drainage system. It is responsible for the task of draining regional rainwater and is of great significance to urban flood control and drainage. The traditional rainwater pumping station generally only has a single function of drainage.

In order to build a "ecological, environmental protection, energy-saving, natural, livable, and harmonious" city, drainage channels, landscape channels, and artificial wetlands are often set up in urban planning and construction. How to unify the rainwater system with drainage channels, landscape channels, and constructed wetlands to realize the recycling of rainwater resources, reduce the flood discharge pressure of drainage channels, maintain the water quality of landscape channels, and play the role of constructed wetlands is an urgent problem to be solved in the current municipal infrastructure construction. The problem.

Utility model content

The utility model provides a multi-functional rainwater pumping station which can unify a rainwater system, a drainage channel, a landscape channel and an artificial wetland in order to solve the technical problems existing in the known technology.

The technical solution adopted by the utility model to solve the technical problems existing in the known technology is: a rainwater pumping station with multiple functions, including a water inlet pipe, a water inlet well, a grid well, a sump, and a pressure outlet pool connected in sequence and the water outlet pipe, several pumps are arranged in the sump, the water inlet pipe includes the municipal rainwater inlet pipe and the landscape river water inlet pipe connected with the landscape river, and the municipal rainwater inlet pipe and the landscape river water inlet pipe respectively pass through the The water gate is connected to the water inlet well, and the water inlet well is communicated with the grid well; the outlet pipe includes a first outlet pipe leading to the drainage channel, a second outlet pipe leading to the landscape channel and a channel. The third water outlet pipe to the constructed wetland, the first water outlet pipe, the second water outlet pipe and the third water outlet pipe are all connected to the pressure outlet pool, and the first water outlet pipe is provided with a first valve , the second water outlet pipe is provided with a second valve, and the third water outlet pipe is provided with a third valve.

The pressure outlet pool is provided with a partition wall, and the partition wall divides the pressure outlet pool into two parts. Each part of the pressure outlet pool is equipped with a dedicated pump, and one part of the pressure outlet pool is connected to the third part of the pressure outlet pool. The outlet pipe is connected, and another part of the pressure outlet pool is connected with the first outlet pipe and the second outlet pipe.

The water inlet gate is a double-sided water-stop gate.

The first valve, the second valve and the third valve are all butterfly valves.

A water outlet gate is provided at the outlet of the water inlet well.

The pumping station is provided with two independent valve wells, the first valve and the second valve are placed in one valve well, and the third valve is placed in the other valve well.

The advantages and positive effects of the utility model are: the inlet pipe of the municipal rainwater pipeline and the inlet pipe of the landscape river are introduced into the sluice well at the same time, and the outlet pipes of the artificial wetland, the outlet pipes of the drainage river and the outlet pipes of the landscape river are respectively arranged in the rainwater pumping station. In the rainwater pumping station, one pump pool is shared, and a set of water pump equipment is shared to realize various operating functions such as drainage, water replenishment, river circulation, wetland treatment, and river emptying, so as to realize multiple functions in one station, thereby shortening the idle period of rainwater pumps and reducing The number of pumping stations and the occupied area facilitate centralized operation and management, reduce maintenance and management costs, and save engineering investment.

Description of drawings

Fig. 1 is the plan view of the utility model.

Detailed ways

In order to further understand the invention content, characteristics and effects of the present utility model, the following examples are given, and detailed descriptions are as follows in conjunction with the accompanying drawings:

Please refer to Figure 1, a rainwater pumping station with multiple functions, including a municipal rainwater inlet pipe 1 and a landscape river water inlet pipe 3 connected to the landscape river, the municipal rainwater inlet pipe 1 is connected to the inlet gate well 5 through the inlet gate 2, and the landscape The river water inlet pipe 3 is connected with the water inlet sluice 5 by the water inlet sluice 4, and the outlet of the water inlet sluice 5 is provided with a water outlet gate 24, and the water inlet sluice 5 and the grid well 23 are connected by the water outlet sluice 24, and the grid well 23 is connected with the collector. The pool 6 is connected, the pressure outlet pool is adjacent to the sump pool 6, and a partition wall 10 is arranged in the pool. The partition wall 10 divides the pressure outlet pool into two parts, A and B. A part of the pressure outlet pool A is connected to the third outlet pipe 7, and the other A part of the pressure water outlet pool B17 is connected to the valve well 16 through the pressure water outlet pipe 11, and the valve well 16 is connected to the first water outlet pipe 12 and the second water outlet pipe 13 respectively. Partial pressure outlet pool B17 is equipped with special pumps 18, 19, 20, 21, and pumps 18, 19, 20, 21 are installed in the sump 6; part pressure outlet pool A connected with the third outlet pipe 7 is provided with special pump 22 , the pump 22 is installed in the sump 6; the third outlet pipe 7 is provided with a third butterfly valve 8, and the third butterfly valve 8 is placed in an independent valve well 9. The first outlet pipe 12 is provided with a first butterfly valve 14 , the second outlet pipe 13 is provided with a second butterfly valve 15 , and the first butterfly valve 14 and the second butterfly valve 15 are placed in an independent valve well 16 .

The above-mentioned water inlet gates 2 and 4 are double-sided water-stop gates.

Working principle of the utility model:

1) Realization of drainage function

The utility model has the basic function of the rainwater pumping station - the draining function. The initial rainwater and the middle and later rainwater received by the landscape river are collected by the municipal rainwater pipeline and then discharged into the draining river through the water pump.

1) Working condition of the water inlet gate: the water inlet gate 2 is open, and the water inlet gate 4 is closed. Regional rainwater is discharged into the sump 6 through the municipal rainwater pipeline 1.

2) Working conditions of water pumps: In order to remove rainwater in the area in time, turn on pump 18, pump 19, pump 20, and pump 21 in sequence. The number of water pumps to be turned on is determined according to the amount of rainfall, and the order in which each water pump is turned on is adjusted according to the operating conditions. The pump 22 is in a pump-off state.

3) Working condition of the outlet butterfly valve: the first butterfly valve 14 is open, the second butterfly valve 15 and the third butterfly valve 8 are closed. After the regional rainwater is lifted by the water pump, it is discharged into the drainage channel through the first outlet pipe 12.

2) Realization of water replenishment function

Make full use of rainwater resources and use rainwater as a supplementary water source for landscape rivers. The utility model can discharge the rainwater in the middle and late stage into the landscape river course for water replenishment after being lifted by the water pump, and discharge it into the drainage river course after reaching the designed high water level of the landscape river course.

1) Working condition of the water inlet gate: the water inlet gate 2 is open, and the water inlet gate 4 is closed. Regional rainwater is discharged into the sump 6 through the municipal rainwater pipeline 1.

2) Working condition of water pumps: In order to remove rainwater in the area in time and replenish water to the landscape river, turn on pump 18, pump 19, pump 20 and pump 21 in sequence. The number of water pumps to be turned on is determined according to the amount of rainfall, and the order in which each water pump is turned on is adjusted according to the operating conditions. The pump 22 is in a pump-off state.

3) Working condition of the outlet butterfly valve: the second butterfly valve 15 is open, the first butterfly valve 14 and the third butterfly valve 8 are closed. After the regional rainwater is lifted by the water pump, it is discharged into the landscape river through the second outlet pipe 13.

3) Realization of river circulation function

In order to meet the water quality requirements of the landscape river, the utility model can periodically turn on the water pump to circulate the water of the landscape river to maintain the water quality.

1) Working condition of the water inlet gate: the water inlet gate 2 is closed, and the water inlet gate 4 is opened. The landscape river water is discharged into the sump 6 through the landscape river inlet pipe 3 .

2) Working conditions of water pumps: In order to improve the water quality of landscape rivers, any one or two of pumps 18, 19, 20, and 21 can be turned on to implement the river circulation function according to the water quality. The pump 22 is in a pump-off state.

3) Working condition of the outlet butterfly valve: the second butterfly valve 15 is open, the first butterfly valve 14 and the third butterfly valve 8 are closed. The landscape river water is discharged into the landscape river through the second outlet pipe 13 after being lifted by the water pump.

4) Realization of wetland treatment function

When the water quality of the landscape river is lower than the national surface water category IV standard, the utility model can turn on the water pump to transport the landscape river water to the artificial wetland for treatment and then discharge it to the landscape river to maintain the water quality of the river.

1) Working condition of the water inlet gate: the water inlet gate 2 is closed, and the water inlet gate 4 is opened. The landscape river water is discharged into the sump 6 through the landscape river inlet pipe 3 .

2) Water pump working condition: pump 22 is on, pump 18, pump 19, pump 20 and pump 21 are off.

3) Working condition of the outlet butterfly valve: the third butterfly valve 8 is open, the first butterfly valve 14 and the second butterfly valve 15 are closed. The landscape river water is pumped up and discharged into the constructed wetland through the third outlet pipe 7 .

5) Realization of the function of emptying the river

When the landscape river needs to be changed or before summer, in order to increase the water storage capacity of the landscape river, the utility model can turn on the water pump to drain the landscape river water to the drainage river.

1) Working condition of the water inlet gate: the water inlet gate 2 is closed, and the water inlet gate 4 is opened. The landscape river water is discharged into the sump 6 through the landscape river inlet pipe 3 .

2) Water pump working condition: In order to replace the water in the landscape river or increase the water storage capacity of the landscape river, any two of the pumps 18, 19, 20 and 21 are turned on to empty the river. The pump 22 is in a pump-off state.

3) Working condition of the outlet butterfly valve: the first butterfly valve 14 is opened, the second butterfly valve 15 and the third butterfly valve 8 are closed. The river water of the landscape river course is discharged into the drainage channel through the first water outlet pipe 12 after being lifted by the water pump.

Although the preferred embodiment of the utility model has been described above in conjunction with the accompanying drawings, the utility model is not limited to the above-mentioned specific implementation, and the above-mentioned specific implementation is only illustrative and not restrictive. Under the enlightenment of the utility model, those skilled in the art can also make many forms without departing from the purpose of the utility model and the protection scope of the claims, and these all belong to the protection scope of the utility model.

Claims (6)

1. A multifunctional rainwater pumping station, comprising successively connected water inlet pipes, water inlet wells, grille wells, sumps, pressure outlet pools and outlet pipes, said sumps are provided with several pumps, characterized in That is, the water inlet pipeline includes a municipal rainwater inlet pipe and a landscape river water inlet pipe connected to the landscape river, the municipal rainwater inlet pipe and the landscape river water inlet pipe are respectively connected to the inlet gate well through the inlet gate, and the inlet The sluice well is in communication with the grid well; the outlet pipe includes a first outlet pipe leading to the drainage channel, a second outlet pipe leading to the landscape channel and a third outlet pipe leading to the constructed wetland. The water outlet pipe, the second water outlet pipe and the third water outlet pipe are all connected to the pressure outlet pool, the first water outlet pipe is provided with a first valve, and the second water outlet pipe is provided with a second valve , the third outlet pipe is provided with a third valve. 2. The multifunctional rainwater pumping station according to claim 1, wherein a partition wall is provided in the pressure outlet pool, and the partition wall divides the pressure outlet pool into two parts, and each part has a pressure outlet The pools are all equipped with dedicated pumps, and a part of the pressure outlet pool is connected to the third water outlet pipe, and another part of the pressure outlet pool is connected to the first water outlet pipe and the second water outlet pipe. 3. The multifunctional rainwater pumping station according to claim 1, wherein the water inlet gate is a double-sided water-stop gate. 4. The rainwater pumping station with multiple functions according to claim 1, characterized in that, the first valve, the second valve and the third valve are all butterfly valves. 5. The rainwater pumping station with multiple functions according to claim 1, characterized in that, the outlet of the inlet well is provided with an outlet gate. 6. The multifunctional rainwater pumping station according to claim 1, characterized in that, the pumping station is provided with two independent valve wells, one of which contains the first valve and the second valve, and the other A valve well houses the third valve.

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