CN111377557A

CN111377557A - A bury full-automatic rainwater processing filter equipment of formula for sponge city

Info

Publication number: CN111377557A
Application number: CN201811606524.XA
Authority: CN
Inventors: 肖佳; 徐志国; 马洪涛
Original assignee: Beijing Bohai Yuntong International Trading Co ltd
Current assignee: Beijing Bohai Yuntong International Trading Co ltd
Priority date: 2018-12-27
Filing date: 2018-12-27
Publication date: 2020-07-07

Abstract

The invention relates to the field of sponge urban rainwater purification treatment, in particular to a high-efficiency sewage filtering device for sponge urban rainwater purification. The rainwater purification link in sponge city construction is very important, the traditional filtering equipment or sewage treatment equipment is difficult to meet the requirement of instantaneous large flow of rainwater, the rainwater flow can reach dozens of cubic meters per second, especially, the content of pollutants and Suspended Solids (SS) in early rainfall is high, and the pollutants and suspended solids are difficult to treat. The invention relates to a filtering device capable of efficiently removing harmful substances such as suspended matters, heavy metals and the like in rainwater under the condition of large flow of rainwater in a sponge city. The equipment can be buried underground without occupying space, can realize full-automatic operation, and can realize remote monitoring and control. The equipment comprises a container type integrated shell which can be buried, a main filtering container body, a filtering layer, a supporting filtering layer, an automatic backwashing device, a sewage pump, a sludge pump, an Internet of things remote control system and the like.

Description

A bury full-automatic rainwater processing filter equipment of formula for sponge city

Technical Field

The invention relates to the field of sponge urban rainwater purification treatment, in particular to a high-efficiency sewage filtering device for sponge urban buried full-automatic rainwater purification.

Background

The sponge city is similar to a sponge city, and can absorb, store, permeate and purify rainwater on site or nearby when raining occurs, supplement underground water and regulate water circulation; the stored water is released and utilized conditionally during drought and water shortage, so that the water migration activity in cities is more natural. The core of the sponge city is to reasonably control the runoff of rainwater on the underlying surface of the city so that the rainwater is absorbed and utilized on site. Six keywords to implement it: oozing, accumulating, stagnating, cleaning, using and discharging. The rainwater is converted into regenerated water resource to be utilized and needs to be purified, the instantaneous quantity of rainwater is very large and can reach dozens of cubic meters per second, particularly, the content of pollutants and Suspended Solids (SS) in early rainfall is high and is difficult to treat, many methods are to prevent the initial high-pollution and high-chroma rainwater from being collected or directly drained, and the current method does not meet the national environmental protection discharge requirement.

Traditional rain sewage filtration equipment has two main categories, and the sand formula filter equipment that firstly uses is the most commonly used equipment of getting rid of the suspended solid, divide into many types according to the filter material difference, for example: carborundum, quartz sand, manganese sand, walnut shells, fiber ball filtering devices and the like; the device is characterized in that: the filtered water amount is large, but the interception capability of suspended matters is poor, and the backwashing regeneration of the filter material is insufficient and the reliability is poor; second, high accuracy membrane filtration device, for example: metal membrane, ceramic membrane filters, and the like; the filter has the defects of high interception ratio of suspended matters in the effluent, easy blockage of metal membranes, ceramic membranes and other filter materials, difficult backwashing regeneration, low filtration water yield and high cost. The above types of filtering devices have a common disadvantage that the sewage inlet end of the filtering device needs to be pressurized by a water pump, and a large amount of electric power cost is consumed.

The invention relates to a rainwater filtering device which can efficiently remove harmful substances such as suspended matters, heavy metals and the like in rainwater under the condition of large flow in a sponge city.

SUMMARY OF THE PATENT FOR INVENTION

The invention relates to a rainwater filtering device which can efficiently remove harmful substances such as suspended matters, heavy metals and the like in rainwater under the condition of large flow of rainwater in a sponge city. The equipment can be buried in the ground without occupying city space, can realize full-automatic operation, and can realize remote monitoring and control.

In order to achieve the purpose, the invention provides the following technical scheme;

the equipment comprises a container type integrated shell capable of being buried, a grating box, a primary sedimentation buffer tank, a main filtering container body, a powdery filtering material, a filtering layer cleaning device, a cleaning spray gun, a rainwater high-flow water inlet, a clear water outlet, a sludge outlet, a lifting pump, a sludge pump, an automatic dosing module, an internet of things remote control system and the like.

1 container formula integration shell that can bury chooses for use high-quality carbon steel material, applies paint anticorrosive paint with a brush, and sturdy structure, area is little, and formula design is buried and does not occupy city soil, and design life can use more than 50 years.

13 the grid case adopts the carbon steel material, brushes anti-corrosion coating, arranges equipment rainwater inlet in. The rainwater intercepting device is used for intercepting large-volume floating objects such as large-volume garbage, leaves and the like carried in rainwater, and preventing equipment and a pump from being blocked.

2 just sink the buffer pool, the carbon steel material brushes anticorrosive paint, and the primary action cushions large-traffic rainwater, carries out flow control, and impurity such as heavier silt of aquatic simultaneously carries out preliminary sedimentation. The settled silt is discharged through a 7 sludge pump.

The main filtering container body 3 is divided into two cavities, a rainwater cavity is arranged above the filtering layer, and a water seepage cavity is arranged below the filtering layer; the container body is respectively provided with an 8 rainwater inlet pipe and an 11 sewage outlet pipe, and the 8 rainwater inlet pipe and the 11 sewage outlet pipe are respectively communicated with the rainwater containing cavity; the supporting filter layer is arranged in the container body and is attached to the bottom of the filter layer; the bottom of the container body is provided with 12 clear water outlet pipes, and the 12 clear water outlet pipes are communicated with the water seepage containing cavity.

The rainwater treatment and filtration device further comprises a water pipe, a valve and a flow controller. The sewage pump and the flow controller are connected with the control system through leads.

In the above technical solution, further, the rainwater treatment filtering device further includes a 4-filter layer cleaning device; the filter layer cleaning device is arranged above the filter layer and used for cleaning the filter layer.

In the above technical solution, further, the 4-filter layer cleaning device includes a hovering support, a lifting device and a plurality of spray guns; the lifting device is in transmission connection with the hovering support and drives the hovering support to move up and down, and the plurality of spray guns are arranged on the hovering support.

In any one of the above technical solutions, further, a powdery filter material with a predetermined thickness is placed in the filtering container 3, rainwater contacts the filter material in a static pressure manner, and the filter material intercepts suspended matters and heavy metals in the rainwater.

In any of the above technical solutions, further, the 6 rainwater water inlet, the 8 rainwater water inlet, the 11 sewage water outlet pipe and the 12 clear water outlet pipe are all provided with valves.

14 automatic reagent feeding module, including sodium hypochlorite medicinal cupping and ration feeder apparatus, configure into the solution of certain concentration and throw to the rainwater quantitatively to the sodium hypochlorite, disinfect the rainwater.

The 15 lift pump discharges the treated rainwater through the lift pump, and the rainwater enters a clean water tank or is directly recycled

5 thing networking remote control system, the usage is that supervisory equipment is intake and is gone out water, system running state, operating parameter. The remote operation and maintenance, the remote monitoring, the timely fault processing and the equipment operation efficiency improvement are realized. Thing networking remote control system includes data acquisition sensor, high in the clouds integrated control ware, cell-phone APP, PC website, electric cabinet, liquid level switch, electric wire, cable etc..

5 data acquisition sensor includes modules such as flowmeter, temperature, humidity, electric current, GPS, online COD detects, solenoid valve switch, total accuse switch among the thing networking remote control system.

And 5, the cloud integrated controller in the Internet of things remote control system is a data acquisition communication transmission tool. The functions comprise a programmable logic control function supporting IEC 61131; performing on-site calculation analysis; supporting mobile phone APP monitoring and webpage monitoring; 3G and 4G, WIFI internet surfing is supported; online remote programming is supported; supporting RS232, RS485, Ethernet communication and the like; various industrial field bus protocols are supported; various industrial IO signals are supported.

And 5, a mobile phone APP in the remote control system of the Internet of things. The main functions comprise real-time monitoring of the running state of the equipment, fault alarm, equipment log and equipment analysis; project state, project log, project analysis, monthly newspaper, annual newspaper and project measurement; remote parameter modification and remote control authority; multi-project, multi-device management; newly building, developing, modifying and managing a project; and so on.

And the PC website in the 5-Internet-of-things remote control system is an Internet-of-things monitoring H5 website based on a B/S architecture. The main functions include geographical location information of the device, device overview, real-time monitoring, parameter analysis, operation management, and user right management.

Drawings

The drawings that accompany the detailed description can be briefly described as follows for better clarity in describing embodiments of the present invention or the prior art.

FIG. 1 is a process flow chart of the sponge city rainwater purification treatment process related to the invention

FIG. 2 is a sectional view of a buried full-automatic rainwater treatment and filtration device for sponge cities in accordance with the present invention

A full-automatic rain water treatment filter equipment section map mark of formula of burying for sponge city:

1. bury formula box shell, 2, just heavy buffer pool, 3, filter container, 4, filtering layer belt cleaning device, 5, thing networking remote control system, 6, rainwater water inlet, 7, sludge pump, 8, rainwater import, 9, clear water import, 10, sludge discharge port, 11, sewage outlet, 12, clear water discharge port, 13, grid case, 14, automatic reagent feeding module, 15, elevator pump

Detailed Description

The invention is further explained below with reference to specific embodiments. FIG. 1 is a process flow diagram of the sponge city rainwater purification treatment process related to the invention patent. Fig. 2 is a cross-sectional view of a buried full-automatic rainwater treatment and filtration device for a sponge city.

As shown in fig. 1:

rainwater enters the grid box after being collected, and rainwater flows into the primary sedimentation buffer tank after the grid box intercepts large-volume floating garbage and leaves. The buffer pool that just sinks cushions large-traffic rainwater, carries out flow control, carries out preliminary sedimentation to impurity such as the heavier silt of aquatic simultaneously, and the silt of sediment passes through the sludge pump and discharges. Rainwater after primary sedimentation enters a rainwater filtering device through a large-area porous rainwater inlet, the high-efficiency rainwater filtering device filters rainwater and sewage through a powder filtering material and intercepts suspended matters and heavy metals in the rainwater, the filter is provided with an automatic backwashing device, and sludge discharged by backwashing is discharged through a sludge discharge port. Then adopt the automatic reagent feeding module to add sodium hypochlorite solution to the aquatic, disinfect the disinfection to the water after handling, clear water after the rethread elevator pump will disinfect sends into clean water basin or direct retrieval and utilization.

As shown in fig. 2:

a buried full-automatic rainwater treatment and filtration device for sponge city, the appearance of which is 1, the buried box body shell is made of carbon steel material, is coated with anticorrosive material, and can be buried integrally. After the rainwater is collected and is intercepted bulky floating garbage through the 13 grid boxes, the rainwater enters the 6 rainwater water inlets, then enters the 2 primary sedimentation buffer tanks for primary sedimentation and buffering, and the sludge of the primary sedimentation is discharged through the 7 sludge pumps. The rainwater through just sinking gets into 3 filtering container through 8 rainwater water inlets, 8 rainwater water inlets are multi-pipeline, porous, large tracts of land, let the rainwater evenly intake 3 filtering container. The rainwater passes through 3 after the powdery filter material in the filter container holds back suspended solid and heavy metal, discharges through 12 clear water mouths, and the discharged rainwater passes through 14 automatic reagent feeding modules and passes through the disinfection of sodium hypochlorite solution after, discharges into the clean water basin or direct retrieval and utilization through 15 elevator pumps. The separated sludge is discharged through a 10 sludge port. The 4-filter-layer cleaning device comprises a hovering support, a lifting device and a plurality of spray guns.

After a period of time is carried out in the filtering process, the suspended solid in the sewage possibly blocks up the 3 filtering containers, the clear water is backwashed and regenerated to the filter material through the 9 clear water inlets through the vertical lifting spray gun, after regeneration, the pollutant in the filter material is discharged through the 10 sludge discharge ports, the sewage flows back to the 2 primary sedimentation buffer tanks through the 11 sewage outlets, and the filtering layer cleaning process is finished.

The whole work flow of the rainwater treatment device is controlled by monitoring equipment of the Internet of things remote control system through 5 to control water inlet and outlet, system running state and running parameters. The remote operation and maintenance, the remote monitoring, the timely fault processing and the equipment operation efficiency improvement are realized. Thing networking remote control system includes data acquisition sensor, high in the clouds integrated control ware, cell-phone APP, PC website, electric cabinet, liquid level switch, electric wire, cable etc..

Finally, it should be noted that: the foregoing is a description of the preferred embodiments of the present invention and the technical principles applied thereto, and it will be apparent to those skilled in the art that modifications may be made in the foregoing embodiments, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention. Furthermore, although some embodiments described herein include some features included in other embodiments instead of others, combinations of features of different embodiments are meant to be within the scope of the present patent disclosure and form different embodiments. For example, in the claims above, any of the claimed embodiments may be used in any combination. The information disclosed in this background section is only for enhancement of understanding of the general background of the patent, and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.

Claims

1. The utility model provides a bury full-automatic rainwater processing filter equipment of formula for sponge city, main characterized in that: the device comprises a container type integrated shell, a grating box, a primary sedimentation buffer tank, a main filtering container body, a powdery filtering material, a filtering layer cleaning device, a sewage pump, a sludge pump, an automatic dosing module, an Internet of things remote control system, a rainwater inlet, a clear water outlet, a sludge outlet, a clear water inlet and the like which can be buried.

2. The buried full-automatic rainwater treatment and filtration device for the sponge city as claimed in claim 1, wherein the rainwater inlet of the rainwater treatment container is a large-area and porous drainage pipe consisting of a plurality of steel pipes, so that rainwater can flow out uniformly at a large flow rate, and the rainwater can be in uniform contact with the filter material layer. The purpose of treating rainwater in large flow can be realized.

3. The buried full-automatic rainwater treatment and filtration device for the sponge city as claimed in claim 1, wherein the rainwater filtration container is filled with powdery filter materials.

4. The underground full-automatic rainwater treatment and filtration device for the sponge city as claimed in claim 1, wherein the rainwater filtration container comprises a filtration layer cleaning device, and the filtration layer cleaning device is arranged above the filtration layer and used for cleaning the filtration layer.

5. The fully automatic underground rainwater treatment and filtration device for sponge cities as claimed in claim 1, wherein the rainwater filtration vessel has a filtration layer cleaning device, and a plurality of spray guns are uniformly distributed on the upper surface of the filtration layer.

6. The buried full-automatic rainwater treatment and filtration device for the sponge city as claimed in claim 1, wherein the rainwater filtration layer cleaning device. The filtering layer cleaning device is driven to lift by a motor.

7. The underground full-automatic rainwater treatment and filtration device for the sponge city as claimed in claim 1, wherein the rainwater filtration device is characterized in that the rainwater inlet, the sewage outlet and the purified water outlet are provided with valves and flow meters.

8. The underground full-automatic rainwater treatment and filtration device for the sponge city as claimed in claim 1, wherein rainwater enters the filter material through the water inlet in a static pressure manner without pressurization.

9. The buried full-automatic rainwater treatment and filtration device for the sponge city as claimed in claim 1, wherein the buried container comprises a grid box, a rainwater primary sedimentation buffer tank, a large-flow rainwater filter, a disinfection and dosing and a remote control integrated structure design.

10. The buried full-automatic rainwater treatment and filtration device for the sponge city according to claim 1, which comprises an internet of things remote control system, wherein the wireless collection sensor is used for collecting data such as current, voltage, power, electricity measurement, temperature, flow, COD, GPS, liquid level meter and the like. Including automatically controlled valves. The cloud integrated controller comprises a function of supporting IEC61131 by a programming logic control function; performing on-site calculation analysis; supporting mobile phone APP monitoring and webpage monitoring; 3G and 4G, WIFI internet surfing is supported; online remote programming is supported; supporting RS232, RS485, Ethernet communication and the like; various industrial field bus protocols are supported; various industrial IO signals are supported. Including cell-phone APP and PC website.