CN213477127U

CN213477127U - Rainwater regulation and storage system

Info

Publication number: CN213477127U
Application number: CN202022004171.5U
Authority: CN
Inventors: 吕华杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-14
Filing date: 2020-09-14
Publication date: 2021-06-18
Anticipated expiration: 2030-09-14

Abstract

The utility model relates to a rainwater regulation and storage system, which comprises a grit chamber and a regulation and storage tank which are connected, wherein the grit chamber and the regulation and storage tank are both of a buried structure, and the depth of the regulation and storage tank is greater than that of the grit chamber; one end of the grit chamber is provided with a rainwater inlet, the other end of the grit chamber is provided with a settled rainwater outlet, and one end of the regulation and storage tank is provided with a recovered rainwater outlet; the regulating and storing tank comprises a rainwater recovery tank body, a water collecting pit, a flushing device and a sewage discharging device, wherein the water collecting pit is concavely arranged at the bottom of the rainwater recovery tank body, the flushing device is arranged along the side wall and the bottom of the rainwater recovery tank body, and the sewage discharging device is connected with the water collecting pit; the grit chamber is connected with a flushing device, and the joint of the grit chamber and the flushing device is lower than the rainwater outlet after grit. The utility model discloses solved the desilting difficulty that current rainwater regulation pond exists effectively and the high scheduling problem of input cost, can realize high-efficient desilting, and whole input cost is low, is suitable for popularization and application.

Description

Rainwater regulation and storage system

Technical Field

The utility model relates to a rainwater treatment facility technical field for the urban construction especially relates to a rainwater regulation system.

Background

With the increasing awareness of people on environmental protection, correspondingly, in urban construction, the attention on resource saving, low carbon, green and environmental protection is also paid more and more, so as to realize benign sustainable development, and sponge urban construction is one of the development modes. The sponge city is built into a city which can be like a sponge, has good elasticity in the aspects of adapting to environmental changes, natural disasters and the like, absorbs, stores, seeps water and purifies water when raining, and releases and utilizes the stored water when needed, thereby improving the ecological system and the disaster prevention and flood reduction capability of the city. In the sponge city construction process, the rainwater regulation pond becomes indispensable structures, however, because carry the filth silt of ground and pipeline deposit in the rainwater runoff, inevitably can get into and be detained in the rainwater regulation pond, very easily cause the rainwater regulation pond in to produce the silt deposit, thereby bring inconvenience for the operation, consequently, need in time clear up silt deposit, if the clearance is not in time, then can cause the pollutant rotten, thereby aggravate the pollution of follow-up collection rainwater, and too much deposit can cause the rainwater regulation pond can't effectively exert its function. At present, the common cleaning modes of the rainwater storage tank include manual cleaning, mechanical stirring cleaning and hydraulic cleaning. The labor intensity of manual cleaning is high, and potential safety hazards exist; the mechanical stirring and cleaning mainly depends on a submersible stirrer, and can be normally started only under the condition that the water level in the storage tank is higher, so that the sediment at the bottom of the sedimentation tank is stirred, and more electric energy and stored rainwater are consumed; the hydraulic cleaning needs to be provided with a special washing water storage unit and a hydraulic gate, wastes the space of the tank body, requires high automation degree and has high equipment cost.

Therefore, a system device which is more optimized in research and development design is urgently needed, so that the rainwater storage tank is efficiently desilted, the energy consumption is low, and the operation safety is guaranteed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a rainwater regulation system to the problem that prior art exists, realize high-efficient desilting, and the operation safety, economic cost is low, makes the rainwater obtain effective storage, provides the guarantee for follow-up utilization.

The utility model provides a technical scheme of problem is: a rainwater storage and regulation system comprises a storage and regulation tank and a grit chamber, wherein the grit chamber is connected with the storage and regulation tank, the grit chamber and the storage and regulation tank are both of a buried structure, and the depth of the storage and regulation tank is greater than that of the grit chamber; one end of the grit chamber is provided with a rainwater inlet, the other end of the grit chamber is provided with a settled rainwater outlet, and one end of the regulation and storage tank is provided with a recovered rainwater outlet; the regulating and storing tank comprises a rainwater recovery tank body, a water collecting pit, a flushing device and a sewage discharging device, wherein the water collecting pit is concavely arranged at the bottom of the rainwater recovery tank body, the flushing device is arranged along the side wall and the bottom of the rainwater recovery tank body, and the sewage discharging device is connected with the water collecting pit; the grit chamber is connected with the flushing device, and the joint of the grit chamber and the flushing device is lower than the rainwater outlet after grit.

Further, rainwater regulation system in, the grit chamber is including the grit cell body and the mud discharging device that are connected, the inside from the bottom up of grit cell body is equipped with three region in proper order, and it is regional that first grit is regional, the second grit is regional and the third grit is regional respectively, wherein, the toper of first grit region for handstand, the regional below of third grit with the lower extreme of rainwater export is located same horizontal plane behind the grit.

Preferably, rainwater regulation system in, arrange the mud device including the row's mud pipeline, mud valve and the row's mud headstock gear that connect gradually, arrange the mud pipeline setting and be in the below of setting up the sand cell body, the mud valve sets up the bottom of setting up the sand cell body, it sets up to arrange the mud headstock gear setting up sand cell body top.

Preferably, in the rainwater storage and regulation system of the present invention, the mud valve is disposed at the bottom end of the first sand settling area; the first sand settling area is provided with a plurality of groups, the mud discharge valve is provided with a plurality of groups, the mud discharge hoist is provided with a plurality of groups, and the first sand settling area, the mud discharge valve and the mud discharge hoist are the same in number.

Preferably, rainwater regulation system in, washing unit is including the headstock gear that washes, flushometer, flushing pipe and the washing terminals that connect gradually, the headstock gear that washes sets up the top of grit cell body, the flushing pipe is followed the lateral wall of rainwater recovery cell body sets up perpendicularly, the entrance of flushing pipe with the grit cell body is connected, the flushometer sets up the entrance of flushing pipe, the washing terminals with the exit of flushing pipe is connected, the washing terminals sets up the bottom of rainwater recovery cell body.

Preferably, in the rainwater regulation system of the present invention, the height of the second sand settling area is the same as the height of the inlet of the flushing pipe.

Preferably, in the rainwater regulation system, the bottom of rainwater recovery cell body is equipped with a plurality of runners, washing terminals has the multiunit, every the entrance of runner is equipped with a set ofly at least washing terminals.

Preferably, rainwater regulation system in, waste fitting discharging is including the stealthily dirty pump, pressure outlet pipe, check valve, blowdown control valve and the tee bend blowoff valve that are connected, stealthily dirty pump sets up in the sump pit, pressure outlet pipe follows the lateral wall of rainwater recovery cell body sets up perpendicularly.

Further, in the rainwater regulation system of the present invention, the flushing device and the sewage draining device are respectively located at two ends of the rainwater recycling tank body.

Preferably, rainwater regulation system in, still include a plurality of valve wells, the valve well sets up respectively the grit chamber with the top of regulation pond, the valve well with be equipped with the glass steel grating between the grit chamber.

Compared with the prior art, the beneficial effects of the utility model are that: design optimization, it is easy and simple to handle, solved effectively that the desilting difficulty and the high scheduling problem of input cost that current rainwater regulation pond exists, through the associative setting of grit chamber, effectively degressive silt volume that gets into rainwater regulation pond realizes high-efficient desilting, and whole input cost is low, is suitable for popularization and application.

Drawings

Fig. 1 is the utility model relates to a rainwater regulation system's schematic structure diagram.

Shown in the figure:

a-a grit chamber; b, a storage regulation pool;

1-a water inlet hoist; 2-a mud discharging hoist; 3-flushing the hoist; 4-water inlet pipe; 5-valve well; 6-glass fiber reinforced plastic grating; 7-waterproof casing pipe; 8-a second sand setting area; 9-a first sand setting area; 10-a sludge discharge pipeline; 11-flushing the pipeline; 12-a washing spray head; 13-flow channel partition wall; 14-a sump; 15-a submersible sewage pump; 16-pressure water outlet pipe; 17-a blowdown control valve; 18-three-way blowdown valve; 19-a flexible joint; 20-a check valve; 21-well cover.

Detailed Description

The present invention is further described with reference to the following drawings and examples, but the scope of the present invention is not limited to the examples and should not be limited thereto. In other instances, well-known elements, circuits, and methods of use have not been described in detail in order to avoid unnecessarily obscuring the spirit of the present invention.

As shown in fig. 1, the rainwater regulation and storage system of the present invention comprises a regulation and storage tank B and a grit chamber a, wherein the grit chamber a is connected with the regulation and storage tank B, the grit chamber a and the regulation and storage tank B are both buried structures, and the depth of the regulation and storage tank B is greater than that of the grit chamber a; one end of the grit chamber A is provided with a rainwater inlet, the other end of the grit chamber A is provided with a settled rainwater outlet, and one end of the regulation and storage tank B is provided with a recovered rainwater outlet; the regulation and storage tank B comprises a rainwater recovery tank body, a water collection pit 14, a flushing device and a sewage discharge device, wherein the water collection pit 14 is concavely arranged at the bottom of the rainwater recovery tank body, the flushing device is arranged along the side wall and the bottom of the rainwater recovery tank body, and the sewage discharge device is connected with the water collection pit 14; the grit chamber A is connected with the flushing device, and the joint of the grit chamber A and the flushing device is lower than the rainwater outlet after sand setting.

In the above embodiment, preferably, the flushing device and the sewage draining device are respectively located at two ends of the rainwater recovery tank body, so as to facilitate the realization of flushing the wastewater from the silt deposited at the bottom of the rainwater recovery tank body into the sump 14, and thus the silt wastewater is discharged nearby by the sewage draining device, and the whole system is energy-saving and alkali-consuming. Preferably, rainwater is conveyed to the grit chamber A through a water inlet pipe 4, a water inlet valve is arranged at the rainwater inlet, a water inlet hoist 1 is arranged above the grit chamber A, and the water inlet valve is controlled to be opened and closed through the water inlet hoist 1, so that the amount of external rainwater entering the grit chamber A is controlled; preferably, a waterproof sleeve 7 is provided at said rain water inlet. Preferably, the rainwater storage system of the utility model also comprises a plurality of valve wells 5, so as to be convenient for maintenance; the valve well 5 is respectively arranged above the grit chamber A and the regulation and storage tank B, and a glass fiber reinforced plastic grid 6 is arranged between the valve well 5 and the grit chamber A to ensure the operation safety; preferably, the valve wells 5 are all provided with well covers 21, and each well cover 21 is arranged on the ground and is level with the ground.

When the utility model of the above embodiment is specifically applied, rainwater firstly enters the grit chamber a from the rainwater inlet, and the grit chamber a performs grit settling treatment on rainwater, so that the rainwater firstly passes through the grit chamber a for grit settling treatment before entering the regulation tank B, thereby reducing the amount of silt entering the regulation tank B and reducing pressure for subsequent cleaning work; the sand pool preferably adopts an overflow water outlet mode, rainwater subjected to sand setting treatment enters the regulation and storage pool B through a rainwater outlet after sand setting for storage, and is released and flows out through the recovered rainwater outlet when release is needed; the grit chamber A adopts an overflow water outlet mode, so that water is always kept in the grit chamber A, and a high-level water source is provided for hydraulic flushing and dredging of the regulation and storage tank B in the later period; after rainwater stored in the regulating and storing tank B is gradually discharged until the emptying water level is lowered to the water collecting pit 14, the cleaning device is opened, clear water after long-time sedimentation in the grit chamber A instantly enters the flushing device, silt deposited at the bottom of the regulating and storing tank B is hydraulically flushed, and the flushed silt-containing wastewater enters the water collecting pit 14 to be collected; and after the flushing is finished, discharging silt precipitated in the grit chamber A, and discharging silt wastewater in the sump 14 to a sewage pipe network system through the sewage discharge device, wherein the sewage pipe network system can be any adjacent sewage pipe network system established in the existing city. In the application process of the embodiment, the setting of the grit chamber A effectively reduces the amount of silt entering the regulating and storing tank B, so that the pressure is reduced for the subsequent cleaning work; the grit chamber A overflows to discharge water, and the high water level at the bottom of the grit chamber A, which is positioned above the bottom of the regulating reservoir B, is fully utilized to automatically provide potential energy for subsequent hydraulic flushing, so that the use of other power devices is saved, the energy consumption and resource loss are reduced, and the cost is fully reduced; the rainwater storage system has the advantages that when water enters, silt is reduced to enter the regulating and storing pool B through the grit chamber A, and when the rainwater storage system is washed, the grit chamber A is used as a high-position water retaining pool, so that a water retaining and storing space and other complex hydraulic equipment are not required to be specially and additionally arranged, the space is fully and efficiently utilized, the operation is simple and convenient, the energy is saved remarkably, and the economic cost is low; in addition, the rainwater storage and regulation system is arranged underground except the inspection well which is arranged conventionally, so that a full-underground structure is realized, and the overground space is fully saved; is suitable for popularization and application in related rainwater utilization projects.

In the above embodiment, in order to enhance the sand setting effect of the sand setting tank a, preferably, the sand setting tank a includes a sand setting tank body and a mud discharge device which are connected, three regions are sequentially arranged inside the sand setting tank body from bottom to top, which are a first sand setting region 9, a second sand setting region 8 and a third sand setting region respectively, wherein the first sand setting region 9 is an inverted cone, the lowest part of the third sand setting region and the lowest part of the sand setting rainwater outlet are located on the same horizontal plane, and rainwater entering the third sand setting region after sand setting treatment flows into the regulation tank B through the sand setting rainwater outlet; the rainwater entering the second sand setting area 8 is used as washing water of the washing device, and is discharged through the washing device when the sediment in the regulation and storage tank B needs to be washed; the first sand setting area is a main sediment area of silt, and after the regulation and storage tank B is washed and desilted, the settled silt is discharged through the sludge discharge device.

In the above embodiment, in order to ensure that the silt deposited in the grit chamber a is efficiently discharged without the assistance of other power devices, preferably, the mud discharging device includes a mud discharging pipeline 10, a mud discharging valve and a mud discharging hoist 2 which are connected in sequence, the mud discharging pipeline 10 is arranged below the grit chamber body, the mud discharging valve is arranged at the bottom of the grit chamber body, the mud discharging hoist 2 is arranged above the grit chamber body, and preferably, the mud discharging hoist 2 is arranged in a valve well above the grit chamber body; preferably, the mud valve is arranged at the bottommost end of the first sand settling area 9; the number of the first sand settling area 9 is multiple, the number of the mud discharge valves is multiple, the number of the mud discharge opening and closing machines 2 is multiple, and the number of the first sand settling area 9, the number of the mud discharge valves and the number of the mud discharge opening and closing machines 2 are the same; during specific application, control through row's mud headstock gear 2 opening and closing of mud valve work as when row's mud valve is opened, the conical first sand setting region 9 that is handstand then becomes conical funnel, and sets up because of row's mud pipeline 10 the below of setting sand cell body for sedimentary silt relies on self gravity to get into row's mud pipeline 10 promptly and realizes discharging, can discharge the sewer network of having built nearby, and the discharge process need not any external power device drive, and is high-efficient and energy-conserving, and the cost drops into lowly.

In the above embodiment, to enhance the effect of cleaning sediment deposited in the regulation pool B, preferably, the flushing device includes a flushing hoist 3, a flushing valve, a flushing pipe 11 and a flushing nozzle 12, which are connected in sequence, the flushing hoist 3 is disposed above the sand settling pool body, the flushing pipe 11 is vertically disposed along the sidewall of the rainwater recovery pool body, the inlet of the flushing pipe 11 is connected to the sand settling pool body, the flushing valve is disposed at the inlet of the flushing pipe 11, the flushing nozzle 12 is connected to the outlet of the flushing pipe 11, and the flushing nozzle 12 is disposed at the bottom of the rainwater recovery pool body; preferably, the flushing hoist 3 is arranged in a valve well above the sand basin body; preferably, the height of said second sand settling area 8 is the same as the height at the inlet of the flushing pipe 11; preferably, a plurality of flow channels are arranged at the bottom of the rainwater recovery tank body, a plurality of groups of flushing nozzles 12 are arranged, and at least one group of flushing nozzles 12 is arranged at the inlet of each flow channel; preferably, the washing nozzle 12 is a flat nozzle; preferably, adjacent flow channels are directly separated by flow channel partition walls 13. When the device is applied specifically, the flushing opening and closing machine 3 is used for controlling the opening and closing of the flushing valve, when the flushing valve is opened, the stored water in the second sand settling area 8 in the grit chamber A enters the flushing pipeline 11, then the flushing nozzle 12 is used for accelerating the flushing of the silt deposited in the flow channel at the bottom of the rainwater recovery tank body, and the flushed silt wastewater flows into the water collecting pit 14; in the washing process, the storage water in the second sand settling area 8 in the grit chamber A can enter the washing pipeline 11 by utilizing the potential energy of the storage water because the storage water is at a high position and rapidly flows downwards along the washing pipeline 11 without additionally arranging any washing water conveying equipment, so that the energy-saving alkali consumption is further realized, and the cost is reduced; and through the setting of a plurality of flat shower nozzles and a plurality of runner, make each runner carry out the water conservancy by different washing shower nozzle and wash the operation, do benefit to and realize more comprehensive thorough desilting effect, wherein, the quantity of runner is specifically according to concrete operating modes such as bottom width of rainwater recovery cell body sets for.

In the above embodiment, in order to realize timely discharge of silt wastewater after dredging, preferably, the sewage disposal device includes a sewage submersible pump 15, a pressure water outlet pipe 16, a check valve 20, a sewage disposal control valve 17 and a three-way sewage disposal valve 18 which are connected, the sewage submersible pump 15 is disposed in the sump 14, and the pressure water outlet pipe 16 is vertically disposed along the side wall of the rainwater recovery tank body; preferably, a flexible joint 19 is provided at the connection between the check valve 20 and the pressure outlet pipe 16 to buffer the impact pressure of the discharged wastewater, so as to enhance the operation safety. When the device is used specifically, the blowdown control valve 17 and the three-way blowdown valve 18 are opened, silt wastewater in the sump 14 is pumped to the pressure water outlet pipe 16 through the submersible sewage pump 15, and finally enters and is discharged to a sewage pipe network system, so that the sump 14 continues to play a function of collecting and dredging.

The present invention is not limited to the above-described embodiments, and any obvious modifications or alterations to the above-described embodiments may be made by those skilled in the art without departing from the spirit of the present invention and the scope of the appended claims.

Claims

1. The utility model provides a rainwater regulation system, includes regulation pond, its characterized in that: the sand settling tank is connected with the regulating and storing tank, wherein the sand settling tank and the regulating and storing tank are both of a buried structure, and the depth of the regulating and storing tank is greater than that of the sand settling tank; one end of the grit chamber is provided with a rainwater inlet, the other end of the grit chamber is provided with a settled rainwater outlet, and one end of the regulation and storage tank is provided with a recovered rainwater outlet; the regulating and storing tank comprises a rainwater recovery tank body, a water collecting pit, a flushing device and a sewage discharging device, wherein the water collecting pit is concavely arranged at the bottom of the rainwater recovery tank body, the flushing device is arranged along the side wall and the bottom of the rainwater recovery tank body, and the sewage discharging device is connected with the water collecting pit; the grit chamber is connected with the flushing device, and the joint of the grit chamber and the flushing device is lower than the rainwater outlet after grit.

2. A stormwater conditioning system as claimed in claim 1, characterised in that: the grit chamber is including the grit chamber body and the row mud device that are connected, the inside from the bottom up of grit chamber body is equipped with three region in proper order, is first grit region, second grit region and third grit region respectively, wherein, first grit region is the toper of handstand, the regional below of third grit with the lower extreme of rainwater export is located same horizontal plane behind the grit.

3. A stormwater conditioning system as claimed in claim 2, wherein: the mud discharging device comprises a mud discharging pipeline, a mud discharging valve and a mud discharging hoist which are sequentially connected, the mud discharging pipeline is arranged below the sand settling tank body, the mud discharging valve is arranged at the bottom of the sand settling tank body, and the mud discharging hoist is arranged above the sand settling tank body.

4. A stormwater conditioning system as claimed in claim 3, wherein: the mud valve is arranged at the bottommost end of the first sand settling area; the first sand settling area is provided with a plurality of groups, the mud discharge valve is provided with a plurality of groups, the mud discharge hoist is provided with a plurality of groups, and the first sand settling area, the mud discharge valve and the mud discharge hoist are the same in number.

5. A stormwater conditioning system as claimed in claim 2, wherein: the flushing device comprises a flushing hoist, a flushing valve, a flushing pipeline and a flushing nozzle which are connected in sequence, the flushing hoist is arranged above the sand settling tank body, the flushing pipeline is vertically arranged along the side wall of the rainwater recovery tank body, the inlet of the flushing pipeline is connected with the sand settling tank body, the flushing valve is arranged at the inlet of the flushing pipeline, the flushing nozzle is connected with the outlet of the flushing pipeline, and the flushing nozzle is arranged at the bottom of the rainwater recovery tank body.

6. A stormwater conditioning system as claimed in claim 5, wherein: the height of the second sand trap area is the same as the height of the inlet of the flushing pipe.

7. A stormwater conditioning system as claimed in claim 5, wherein: the bottom of the rainwater recovery tank body is provided with a plurality of flow channels, the washing spray heads are provided with a plurality of groups, and the inlet of each flow channel is at least provided with one group of washing spray heads.

8. A stormwater conditioning system as claimed in claim 2, wherein: the sewage discharge device comprises a submersible sewage pump, a pressure water outlet pipe, a check valve, a sewage discharge control valve and a three-way sewage discharge valve which are connected, the submersible sewage pump is arranged in the water collection pit, and the pressure water outlet pipe is vertically arranged along the side wall of the rainwater recovery tank body.

9. A stormwater conditioning system as claimed in any one of claims 1 to 8, wherein: the flushing device and the sewage discharge device are respectively positioned at two ends of the rainwater recovery tank body.

10. A stormwater conditioning system as claimed in claim 9, wherein: still include a plurality of valve wells, the valve well sets up respectively the grit chamber with the top of regulation pond, the valve well with be equipped with the glass steel grating between the grit chamber.