CN204491822U - Storm detention tank rinse-system - Google Patents

Abstract

The utility model relates to a kind of storm detention tank rinse-system, belongs to water-treatment technology field.Comprise the first water district, described first water district delivery port is provided with the first open and close door, at the first water district delivery port, the acclive flushing gallery of tool is set, in flushing gallery bottom, the acclive sewage gallery of tool is set, described sewage gallery and rinse that gallery is mutually vertical arranges, described sewage gallery top is provided with the second water district, and described second water district delivery port is provided with the second open and close door, is provided with submersible sewage pump bottom described sewage gallery.The utility model will be divided into quantity not wait and have the flushing gallery of certain slope bottom storage pond, each flushing gallery front end is provided with water district and automatic hydraulic flushing device; Rinse gallery end and establish the sewage gallery collected and wash away sewage and have certain slope, sewage gallery front end is provided with water district and automatic flushing device, and end is provided with submersible sewage pump; The sediment of rainwater in storage pond can be rinsed, easily and effectively.

Description

Rainwater storage tank flushing system

technical field

The utility model belongs to the technical field of water treatment, in particular to a flushing system for a rainwater storage tank.

Background technique

With the acceleration of the urban process and the increase of the impermeable surface, the surface rainwater runoff increased from 10% to 55%, resulting in serious urban waterlogging and initial rainwater pollution. The storage tank can not only reduce the flood peak of rainwater, but also avoid the surface pollution caused by the initial rainwater. However, impurities in the rainwater are easy to deposit in the storage tank and accumulate into compactions. It needs to be cleaned in time to prepare for the next normal operation. But manual removal is dangerous and inefficient, requiring a complete flushing system.

Utility model content

The purpose of this utility model is to provide a flushing system for a rainwater storage tank aiming at the defects of the prior art.

The technical scheme adopted by the utility model is: including the first water storage area, the water outlet of the first water storage area is provided with a first opening and closing door, and the water outlet of the first water storage area is provided with a flushing corridor with a slope, A sewage corridor with a slope is arranged at the bottom of the flushing corridor, the sewage corridor and the flushing corridor are arranged perpendicular to each other, a second water storage area is provided at the top of the sewage corridor, and the outlet of the second water storage area is provided There is a second opening and closing door, and a submersible sewage pump is arranged at the bottom of the sewage corridor.

Preferably, the first water storage area includes a first water storage chamber, the top of the first water storage chamber is not sealed, and a slope is provided at the bottom of the first water storage chamber, and one side of the bottom of the slope faces The first opening and closing door setting.

Preferably, the first water storage chamber body includes several first water storage subregions arranged side by side at intervals, and the outlet of each first water storage subregion is respectively provided with a first opening and closing door, and the flushing corridor includes several side-by-side intervals. For the flushing corridor branches set, the first water storage partitions correspond to the flushing corridor branches one by one.

Preferably, the second water storage area includes a second water storage chamber, the top of the second water storage chamber is not sealed, and a slope is provided at the bottom of the second water storage chamber, and one side of the bottom of the slope faces The second opening and closing door setting.

Preferably, the slope ratio of the slope is between 1:3 and 1:7.

Preferably, the first opening and closing door is a flap-type flushing door.

Preferably, the second opening and closing door is a miniature storage door.

More preferably, a first liquid level sensor is provided in the first water storage area, and a second liquid level sensor is provided in the second water storage area.

The utility model divides the bottom of the storage pool into flushing corridors with different numbers and a certain slope. The front end of each flushing corridor is provided with a water storage area and a hydraulic automatic flushing device; For the sloped sewage corridor, the front end of the sewage corridor is equipped with a water storage area and an automatic flushing device, and the end is equipped with a submersible sewage pump; it can flush the rainwater sediment in the storage tank, which is convenient and effective.

Description of drawings

Fig. 1 is a structural representation of the utility model;

Fig. 2 is a side view of the utility model.

In the figure, 1-first water storage area, 2-first opening and closing door, 3-flush corridor, 4-sewage corridor, 5-second opening and closing door, 6-second water storage area, 7-the first One liquid level sensor, 8-second liquid level sensor, 9-submersible sewage pump, 10-slope.

Detailed ways

The utility model will be further described in detail below in conjunction with the accompanying drawings and specific embodiments to facilitate a clear understanding of the utility model, but they do not limit the utility model.

As shown in Fig. 1 and Fig. 2, the utility model comprises a first water storage area 1, the first opening and closing door 2 is provided at the water outlet of the first water storage area 1, and the water outlet of the first water storage area 1 is provided with a The flushing corridor 3 with a slope is provided with a sloped sewage corridor 4 at the bottom of the flushing corridor 3, the sewage corridor 4 and the flushing corridor 3 are arranged perpendicular to each other, and the top of the sewage corridor 4 is provided with a second storage In the water area 6, a second opening and closing door 5 is provided at the water outlet of the second water storage area 6, and a submersible sewage pump 9 is provided at the bottom of the sewage corridor 4. A first liquid level sensor 7 is provided in the first water storage area 1 , and a second liquid level sensor 8 is provided in the second water storage area 6 .

In the above technical solution, the first water storage area 1 includes a first water storage chamber body 1.1, the top of the first water storage chamber body 1.1 is not sealed, and the inner bottom of the first water storage chamber body 1.1 is provided with a slope 10 , the slope ratio of the slope 10 is between 1:3 and 1:7, preferably 1:5, and the bottom side of the slope 10 is set toward the first opening and closing door 2 . The first water storage chamber body 1.1 includes a number of first water storage subregions 1.2 arranged side by side at intervals, and the outlet of each first water storage subregion 1.2 is respectively provided with a first opening and closing door 2, and the flushing corridor 3 includes several The flushing corridor branches 3.1 arranged side by side at intervals and the first water storage area 1.2 correspond to the flushing corridor branches 3.1 respectively, and the first opening and closing door 2 is a flap-type flushing door.

In the above technical solution, the second water storage area 6 includes a second water storage chamber body, the top of the second water storage chamber body is not sealed, and a slope 10 is provided at the bottom of the second water storage chamber body, and the slope The slope ratio of 10 is between 1:3 and 1:7, preferably 1:5, and the bottom side of the slope 10 is set towards the second opening and closing door 5, which is a miniature storage door.

In the utility model, the first water storage area 1 is used for storing water to flush the sediment in the flushing corridor 3; the flushing corridor 3 is mainly used for collecting the sediment of rainwater in the storage tank; the sewage corridor 4 is mainly used for The sewage washed down by the flushing corridor 3 is collected and discharged into the pipeline connected with the sewage treatment plant through the submersible sewage pump 9;

The working process of the utility model: after a heavy rainfall, the water stored in the rainwater storage tank is slowly discharged. At this time, a lot of dirt is deposited on the bottom of the storage tank, so it must be washed. At this time, the flapper-type flushing door 2 arranged on the wall of the first water storage area 1 is opened, and the first water storage area 1 is released instantly, generating a strong impact force to wash away the sediment on the flushing corridor 3; the first After the water in the water storage area 1 is emptied, the first liquid level sensor 7 sends a signal to the control center, and the flap door type flushing door 2 is closed, waiting for the next flushing.

The sewage washed into the sewage corridor 4 is discharged into the delivery pipeline of the sewage treatment plant through the submersible sewage pump 9, and after the sewage in the sewage corridor 4 is drained, the second liquid level sensor 8 in the sewage corridor 4 sends a signal For the control center, the micro-retention door 5 at the front end of the sewage corridor 4 water storage area is automatically opened, and the released water flushes the sewage corridor 4, and the flushed sewage is discharged into the pipeline connected to the sewage treatment plant through the submersible sewage pump 9.

The content not described in detail in this specification belongs to the prior art known to those skilled in the art.

Claims (8)

1. a storm detention tank rinse-system, it is characterized in that: comprise the first water district (1), described first water district (1) delivery port is provided with the first open and close door (2), at the first water district (1) delivery port, the acclive flushing gallery (3) of tool is set, in flushing gallery (3) bottom, the acclive sewage gallery (4) of tool is set, described sewage gallery (4) is arranged with flushing gallery (3) is mutually vertical, described sewage gallery (4) top is provided with the second water district (6), described second water district (6) delivery port is provided with the second open and close door (5), described sewage gallery (4) bottom is provided with submersible sewage pump (9).

2. storm detention tank rinse-system according to claim 1, it is characterized in that: described first water district (1) comprises the first water storage chamber body (1.1), described first water storage chamber body (1.1) top open-ended, described first water storage chamber body (1.1) inner bottom part is provided with slope (10), and side, described slope (10) bottom is arranged towards the first open and close door (2).

3. storm detention tank rinse-system according to claim 2, it is characterized in that: described first water storage chamber body (1.1) comprises the first water subregion (1.2) that some spacing side by side are arranged, each first water subregion (1.2) delivery port is respectively equipped with the first open and close door (2), described flushing gallery (3) comprises the flushing gallery by-path (3.1) that some spacing side by side are arranged, the first water subregion (1.2) respectively with flushing gallery by-path (3.1) one_to_one corresponding.

4. storm detention tank rinse-system according to claim 1, it is characterized in that: described second water district (6) comprises the second water storage chamber body, described second water storage chamber body top open-ended, described second water storage chamber body inner bottom part is provided with slope (10), and side, described slope (10) bottom is arranged towards the second open and close door (5).

5. the storm detention tank rinse-system according to claim 2 or 4, is characterized in that: the ratio of slope of described slope (10) is between 1:3 to 1:7.

6. storm detention tank rinse-system according to claim 1 and 2, is characterized in that: described first open and close door (2) is flap type flushing door.

7. the storm detention tank rinse-system according to claim 1 or 4, is characterized in that: described second open and close door (5) retains door for miniature.

8. storm detention tank rinse-system according to claim 1, it is characterized in that: in described first water district (1), be provided with the first liquid level sensor (7), in described second water district (6), be provided with the second liquid level sensor (8).