CN210193577U

CN210193577U - Pulse electrocoagulation automatic wastewater treatment system

Info

Publication number: CN210193577U
Application number: CN201920676093.8U
Authority: CN
Inventors: Aoqi Jiang; 蒋敖齐; Yiting Jiang; 蒋沂廷
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-13
Filing date: 2019-05-13
Publication date: 2020-03-27
Anticipated expiration: 2029-05-13

Abstract

A pulse electrocoagulation automatic wastewater treatment system relates to a wastewater treatment device, which comprises an adjusting tank and is characterized in that the adjusting tank is sequentially divided into an oil separation tank, a precipitation separation tank and a water absorption tank, wherein the bottom water of the oil separation tank is communicated with the water, a dosing device and a wastewater inlet are arranged above the oil separation tank, the water absorption tank is connected with a water inlet of a depth processor through a lifting pump and a pulse generator in sequence, the depth processor mainly comprises a plurality of groups of filter elements, a conductive film is coated on the surface of each filter element, a water outlet of the depth processor is connected with a clean water tank, and a clean water outlet is arranged at the bottom of the clean water tank; the dosing device, the lifting pump, the depth processor and the pulse generator are respectively in signal connection with a PLC control cabinet. The utility model discloses the technology is advanced, and the design science, area is little, and process flow is short, reduces the link that the pump promoted in many conventional waste water treatment, and environmental pollution is little, and the quality of water yield all reaches or is superior to the design value.

Description

Pulse electrocoagulation automatic wastewater treatment system

Technical Field

The utility model relates to a wastewater treatment device especially relates to an automatic effluent disposal system of pulse electricity congeals.

Background

With the progress and development of environmental protection career, creation, innovation, energy conservation and emission reduction are development trends of society, governments and enterprises pay high attention, and science and technology innovation is also advocated vigorously by the nation. In recent years, the demand for wastewater treatment has been increasing, and the difficulty of COD treatment has been increasing.

The conventional advanced wastewater treatment system mainly adopts the scheme of 'Biological Aerated Filter (BAF) + clarifier (PAC/PAM/lime softening) + sand filter', and is a relatively common advanced wastewater treatment process at present. The aeration biological filter has the functions of removing SS (suspended solids), COD (chemical oxygen demand), BOD (biological oxygen demand), nitrification denitrification, dephosphorization and AOX (harmful substances); the clarification tank (softened by adding lime) can meet the requirement of effluent hardness; the effluent of the clarification tank is filtered by a sand filter, and the turbidity can reach below 3 ℃. However, the wastewater treatment process has the problems of large occupied area, long process flow, unstable treatment and the like.

Aiming at the problems, the development of a pulse electrocoagulation automatic wastewater treatment system becomes a new direction for the scientific and technological development of the wastewater treatment industry, the history of wastewater treatment is thoroughly reformed, and relevant research is not reported in China.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the not enough of above-mentioned technique, provide an automatic effluent disposal system of pulse electrocoagulation that treatment effeciency is high, operation management is convenient, area is little, process flow is short, environmental pollution is little.

The utility model adopts the technical proposal that: a pulse electrocoagulation automatic wastewater treatment system comprises an adjusting tank and is characterized in that the adjusting tank is sequentially divided into an oil separation tank, a precipitation separation tank and a water absorption tank, wherein the bottom water of the oil separation tank is communicated with the water, a dosing device and a wastewater inlet are arranged above the oil separation tank, the water absorption tank is connected with a water inlet of a depth processor through a lifting pump and a pulse generator in sequence, the depth processor mainly comprises a plurality of groups of filter elements, a conductive film is coated on the surface of each filter element, a water outlet of the depth processor is connected with a clean water tank, and a clean water outlet is arranged at the bottom of the clean water tank; the dosing device, the lifting pump, the depth processor and the pulse generator are respectively in signal connection with a PLC control cabinet.

The wastewater is treated by the adjusting tank to remove part of colloid, suspended substance, dissolved substance and other impurities, the colloid, suspended substance, dissolved substance, bacteria, virus and other microorganisms in the wastewater are further coagulated by the electrocoagulation action of the pulse generator, and a large amount of organic matters are adsorbed and repelled on the surface of the filter layer by the action of the conductive film on the surface of the filter element in the deep treatment device, so that the separation and filtration effects are achieved.

Further, the filtering filter element is a spray melting filter element.

Further, a pressure gauge and an exhaust valve are installed on the depth processor.

Furthermore, the deep processor is communicated with a clean water tank through a backwashing pump, a water outlet of the deep processor is connected with a sludge tank, the backwashing pump is in signal connection with a PLC control cabinet, when the water outlet pressure of the deep processor exceeds a certain value, the backwashing pump is automatically started, water in the clean water tank enters the deep processor through the backwashing pump for backwashing, the backwashed water enters the sludge tank, when the water outlet pressure of the deep processor is lower than a certain value, the backwashing pump is closed, and the water outlet of the deep processor only enters the clean water tank.

Further, the pulse generator is a KPD-100V pulse generator.

Further, the medicine adding device consists of a PAC medicine adding device, a PAM medicine adding device and a demulsifier medicine adding device.

The utility model has the advantages that: the system has the advantages of advanced process, scientific design, small floor area, short process flow, reduction of the pump lifting link in the conventional wastewater treatment, small environmental pollution, reduction of solid-liquid pollution in natural environment, obvious treatment effect and capability of meeting the standard requirements of various wastewater treatment, and the water quality and water quantity of the system reach or exceed the design values.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure: the device comprises an adjusting tank 1, a partition plate 2, an oil separation tank 3, a precipitation separation tank 4, a water absorption tank 5, a dosing device 6, a wastewater inlet 7, a lift pump 8, a pulse generator 9, an advanced treatment unit 10, a water inlet 11, a filter element 12, a water outlet 13, a clean water tank 14, a clean water outlet 15, a PLC (programmable logic controller) control cabinet 16, a pressure gauge 17, an exhaust valve 18, a backwashing pump 19, a sludge tank 20 and a conductive film 21.

Detailed Description

Example 1

As shown in figure 1, the pulse electrocoagulation automatic wastewater treatment system comprises an adjusting tank 1, wherein the adjusting tank 1 is sequentially divided into an oil separation tank 3, a precipitation separation tank 4 and a water absorption tank 5, the bottoms of which are communicated with water, through a partition plate 2, a dosing device 6 and a wastewater inlet 7 are arranged above the oil separation tank 3, and the dosing device 6 consists of a PAC dosing device, a PAM dosing device and a demulsifier dosing device; the water suction pool 5 is connected with a water inlet 11 of a depth processor 10 through a lifting pump 8 and a pulse generator 9 in sequence, the depth processor 10 mainly comprises a plurality of groups of filter elements 12, a conductive film 21 is coated on the surface of each filter element 12, a pressure gauge 17 and an exhaust valve 18 are installed on the depth processor 10, a water outlet 13 of the depth processor 10 is connected with a clean water pool 14, and a clean water outlet 15 is arranged at the bottom of the clean water pool 14; the deep processor 10 is also communicated with a clean water tank 14 through a backwashing pump 19, and a water outlet 13 of the deep processor 10 is also connected with a sludge tank 20; the dosing device 6, the lifting pump 8, the depth processor 10, the pulse generator 9 and the backwashing pump 19 are respectively connected with a PLC control cabinet 16 through signals. When the water outlet pressure of the depth processor exceeds a certain value, the backwashing pump is automatically started, water in the clean water tank enters the depth processor through the backwashing pump for backwashing, the backwashed water enters the sludge tank, when the water outlet pressure of the depth processor is lower than a certain value, the backwashing pump is closed, and the water outlet of the depth processor only enters the clean water tank.

The filter cartridge 12 is preferably a spray melt cartridge.

The pulse generator 9 is preferably a KPD-100V pulse generator.

Claims

1. A pulse electrocoagulation automatic wastewater treatment system comprises an adjusting tank and is characterized in that the adjusting tank is sequentially divided into an oil separation tank, a precipitation separation tank and a water absorption tank, wherein the bottom water of the oil separation tank is communicated with the water, a dosing device and a wastewater inlet are arranged above the oil separation tank, the water absorption tank is connected with a water inlet of a depth processor through a lifting pump and a pulse generator in sequence, the depth processor mainly comprises a plurality of groups of filter elements, a conductive film is coated on the surface of each filter element, a water outlet of the depth processor is connected with a clean water tank, and a clean water outlet is arranged at the bottom of the clean water tank; the dosing device, the lifting pump, the depth processor and the pulse generator are respectively in signal connection with a PLC control cabinet.

2. The pulse electrocoagulation automatic wastewater treatment system of claim 1, wherein the filtration cartridge is a spray-melt cartridge.

3. A pulse electrocoagulation automatic wastewater treatment system as claimed in claim 1, wherein the depth treater is provided with a pressure gauge and a vent valve.

4. The pulse electrocoagulation automatic wastewater treatment system as claimed in claim 1, wherein the depth processor is further communicated with a clear water tank through a backwash pump, a sludge tank is further connected to a water outlet of the depth processor, and the backwash pump is in signal connection with a PLC control cabinet.

5. A pulse electrocoagulation automatic wastewater treatment system according to claim 1, wherein the pulse generator is a KPD-100V pulse generator.

6. The pulse electrocoagulation automatic wastewater treatment system of claim 1, wherein the dosing device is comprised of a PAC dosing device, a PAM dosing device, and a demulsifier dosing device.