CN220618675U

CN220618675U - COSSHE oilfield sewage treatment device

Info

Publication number: CN220618675U
Application number: CN202321918079.7U
Authority: CN
Inventors: 樊小会; 韩会生; 张瑾
Original assignee: Xi'an Xiangchen Yahui Petroleum Technology Co ltd
Current assignee: Shandong Hygiya Environmental Protection Equipment Co ltd
Priority date: 2023-07-20
Filing date: 2023-07-20
Publication date: 2024-03-19
Anticipated expiration: 2033-07-20

Abstract

The utility model discloses a COSSHE oilfield sewage treatment device which comprises a medicine dispensing and adding system, an operating air distribution system and a backwashing circulating sewage disposal system which are sequentially communicated; the operation air distribution system comprises a lift pump unit, a COSHE high-efficiency processor unit, a turbulent air flotation II-type processor unit and a turbulent air flotation III-type processor unit which are sequentially communicated; the lifting pump unit is communicated with the dispensing and dosing system; the operation air distribution system also comprises an air compressor, an air storage tank air inlet pipe, an air storage tank and an air distribution main pipe which are sequentially communicated; the operation air distribution system also comprises a water outlet pipe and a sewage discharge pipe, and the turbulent flow air floatation II type processor unit and the turbulent flow air floatation III type processor unit are communicated with the water outlet pipe and the backwashing circulation sewage discharge system; the COSSHE high-efficiency processor unit, the turbulent air floatation type II processor unit and the turbulent air floatation type III processor unit are respectively communicated with the gas distribution header pipe through pipelines. The device can effectively treat oily sewage with complex components.

Description

COSSHE oil field sewage treatment device

Technical Field

The utility model belongs to the technical field of oilfield sewage treatment, and particularly relates to a COSSHE oilfield sewage treatment device.

Background

Water injection in oilfield development is a common means applied in oilfield development, most of water injected into an oil layer comes from water in crude oil, and the utilization rate of wastewater at present accounts for about 80% of the total water injection. The wastewater contains a large amount of suspended matters, emulsified crude oil, bacteria and other harmful substances, and the wastewater can be refilled after reaching the standard. With the development of tertiary oil recovery, the oilfield polymer injection and the ternary flooding development are carried out, oilfield sewage becomes more and more complex and more difficult to treat, and particularly, the ternary flooding sewage has the advantages of multiple types of added chemical agents, high emulsification degree of water and small colloid particles, and the standard of standard reinjection or recycling is improved after the oilfield polymer injection, ternary flooding, measure waste liquid and drilling waste liquid are difficult to treat, so that the treated water quality is seriously out of standard by the petroleum world as the water treatment problem.

Disclosure of Invention

The utility model aims to provide a COSSHE oilfield sewage treatment device which can effectively treat oily sewage with complex components by air floatation oil removal and multi-level filter material separation and filtration so as to achieve the aim of removing oil and suspended matters.

The utility model adopts the technical scheme that the COSSHE oilfield sewage treatment device comprises a dispensing and dosing system, an operating air distribution system and a backwashing circulating sewage disposal system which are sequentially communicated; the operation air distribution system comprises a lift pump unit, a COSHE high-efficiency processor unit, a turbulent air flotation II-type processor unit and a turbulent air flotation III-type processor unit which are sequentially communicated; the lifting pump unit is communicated with the dispensing and dosing system; the operation air distribution system also comprises an air compressor, an air storage tank air inlet pipe, an air storage tank and an air distribution main pipe which are sequentially communicated; the COSSHE high-efficiency processor unit, the turbulent air floatation type II processor unit and the turbulent air floatation type III processor unit are all communicated with the gas distribution main pipe through pipelines; the operation air distribution system also comprises a water outlet pipe and a sewage discharge pipe, and the turbulent flow air floatation II type processor unit and the turbulent flow air floatation III type processor unit are communicated with the water outlet pipe and the backwashing circulation sewage discharge system; the COSSHE high-efficiency processor unit, the turbulent air floatation type II processor unit and the turbulent air floatation type III processor unit are respectively communicated with the gas distribution header pipe through pipelines.

The present utility model is also characterized in that,

the COSHE high-efficiency processor unit, the turbulent air flotation II-type processor unit and the turbulent air flotation III-type processor unit are respectively communicated with the air distribution header pipe through a third air distribution branch pipe, a second air distribution branch pipe and a first air distribution branch pipe.

The dispensing and dosing system comprises three groups of dispensing and dosing assemblies with the same structure, a blow-down pipe and a clear water main pipe, wherein the three groups of dispensing and dosing assemblies are communicated with the lift pump unit, the blow-down pipe and the clear water main pipe;

each group of dispensing and adding components comprises a dispensing tank and two diaphragm metering pumps which are connected in parallel, the dispensing tank is a vertical cylindrical structure tank body, the top of the dispensing tank is provided with a dispensing tank stirrer motor through a dispensing tank stirrer motor bracket, the inside of the dispensing tank is provided with a dispensing tank stirring rod, one end of the dispensing tank stirring rod is connected with the dispensing tank stirrer motor, and the other end of the dispensing tank stirring rod is provided with a dispensing tank stirrer impeller; the dispensing tank is connected with inlets of two parallel diaphragm metering pumps through pipelines, and outlets of the two parallel diaphragm metering pumps are connected with the lifting pump unit through pipelines; each dispensing tank is communicated with the blow-down pipe and the clear water main pipe.

The lifting pump unit comprises a liquid inlet pipe and two lifting pumps connected in parallel, wherein one end of the liquid inlet pipe is divided into two paths of pipelines which are respectively communicated with inlets of the two lifting pumps connected in parallel; the outlets of the two parallel lifting pumps are connected with the COSHE high-efficiency processor unit through pipelines; the outlets of the two diaphragm metering pumps connected in parallel in each group of dispensing and dosing components are communicated with the liquid inlet pipe through pipelines.

The COSSHE high-efficiency processor unit comprises a COSSHE high-efficiency processor, a high-efficiency processor oil receiving pipe, a high-efficiency processor liquid outlet pipe, a high-efficiency processor slag discharging pipe, a high-efficiency processor mud discharging pipe and a high-efficiency processor liquid inlet pipe;

the COSSHE high-efficiency processor comprises a COSSHE high-efficiency processor tank body, wherein the COSSHE high-efficiency processor tank body is a vertical round tank, a high-efficiency processor vortex device is arranged in the COSSHE high-efficiency processor tank body, and the high-efficiency processor vortex device comprises a first top horn liquid outlet, a first middle connecting straight barrel and a first bottom horn slag discharge port which are sequentially communicated from top to bottom; the side wall of the first middle connecting straight cylinder is communicated with one end of a liquid inlet pipe of the high-efficiency processor, the other end of the liquid inlet pipe of the high-efficiency processor penetrates through a COSSHE high-efficiency processor tank body and then is divided into two branches, the two branches at the other end of the liquid inlet pipe of the high-efficiency processor are respectively communicated with outlets of two lifting pumps which are connected in parallel, and the liquid inlet pipe of the high-efficiency processor is also communicated with a third air distribution branch pipe; the slag discharging port of the first bottom loudspeaker is communicated with one end of a slag discharging pipe of the high-efficiency processor, and the other end of the slag discharging pipe of the high-efficiency processor passes through a lower end socket of the COSSHE high-efficiency processor tank body to be communicated with a sewage discharge pipe;

the high-efficiency processor oil receiving pipe is arranged at the top of the upper end socket of the COSSHE high-efficiency processor tank body, one end of the high-efficiency processor oil receiving pipe is communicated with the COSSHE high-efficiency processor tank body, and the other end of the high-efficiency processor oil receiving pipe is communicated with the sewage drain pipe; the high-efficiency processor sludge discharge pipe is arranged at the bottom of the lower end socket of the COSSHE high-efficiency processor tank body; one end of the high-efficiency processor sludge discharge pipe is communicated with the COSSHE high-efficiency processor tank body, and the other end of the high-efficiency processor sludge discharge pipe is communicated with the sludge tank;

An upper manhole of the high-efficiency processor is arranged at the upper end socket of the COSSHE high-efficiency processor tank body, and a lower manhole of the high-efficiency processor is arranged at the lower end socket of the COSSHE high-efficiency processor tank body;

the COSSHE high-efficiency processor tank body also comprises a high-efficiency processor upper baffle plate, a high-efficiency processor sedimentation barrel and a high-efficiency processor lower baffle plate which are arranged from top to bottom, wherein a plurality of through holes are formed in the high-efficiency processor upper baffle plate and the high-efficiency processor lower baffle plate; the high-efficiency processor upper baffle is sleeved on the periphery of the liquid outlet of the first top horn, the high-efficiency processor sedimentation barrel is sleeved on the periphery of the first middle connecting straight barrel and the slag discharging port of the first bottom horn, and the bottom of the high-efficiency processor sedimentation barrel is not provided with a bottom plate; the high-efficiency processor lower baffle is positioned below the high-efficiency processor sedimentation barrel, and the space surrounded by the high-efficiency processor upper baffle, the high-efficiency processor sedimentation barrel and the high-efficiency processor lower baffle is filled with high-efficiency processor filler; one end of a liquid outlet pipe of the high-efficiency processor is communicated with the side wall of the sedimentation barrel of the high-efficiency processor, and the other end of the liquid outlet pipe of the high-efficiency processor passes through a COSSHE high-efficiency processor tank body to be communicated with a turbulent flow air floatation type II processor unit.

The turbulent flow air flotation type II processor unit comprises a turbulent flow air flotation type II processor, a slag discharging pipe of the turbulent flow air flotation type II processor and a liquid inlet pipe of the turbulent flow air flotation type II processor;

The turbulent air flotation type II processor comprises a turbulent air flotation type II processor tank body, wherein the turbulent air flotation type II processor tank body is a vertical round tank, a turbulent air flotation type II processor vortex device is arranged in the turbulent air flotation type II processor tank body, and the turbulent air flotation type II processor vortex device comprises a second top horn liquid outlet, a second middle connecting straight barrel and a second bottom horn slag discharge port which are sequentially communicated from top to bottom; the side wall of the second middle connecting straight cylinder is communicated with one end of a liquid inlet pipe of the turbulent flow air flotation II-type processor, and the other end of the liquid inlet pipe of the turbulent flow air flotation II-type processor passes through a tank body of the turbulent flow air flotation II-type processor to be communicated with a liquid outlet pipe of the efficient processor and a second gas distribution branch pipe;

the second bottom horn-shaped slag discharging port is communicated with one end of a slag discharging pipe of the turbulent flow air floatation type II processor, and the other end of the slag discharging pipe of the turbulent flow air floatation type II processor passes through a lower end socket of the tank body of the turbulent flow air floatation type II processor to be communicated with a sewage pipe;

the turbulent flow air flotation type II processor upper screen plate, the turbulent flow air flotation type II processor micro vortex filler (the filler is made of honeycomb PP high polymer material) and the turbulent flow air flotation type II processor middle screen plate are sequentially arranged between the inner wall of the turbulent flow air flotation type II processor tank body and the outer wall of the second middle connecting straight cylinder from top to bottom; the bottom of the second middle connecting straight cylinder is fixedly connected with the turbulent air floatation II-type processor tank body through a bracket; a turbulent flow air flotation II type processor lower screen plate is arranged between the bracket and the turbulent flow air flotation II type processor tank body, and a turbulent flow air flotation II type processor filter material is arranged on the turbulent flow air flotation II type processor lower screen plate;

The side wall of the tank body of the turbulent flow air floatation type II processor is provided with a manhole in the middle of the turbulent flow air floatation type II processor;

the upper end socket of the tank body of the turbulent flow air flotation II type processor is provided with an upper manhole of the turbulent flow air flotation II type processor and a backwashing sewage pipe of the turbulent flow air flotation II type processor; one end of the backwash sewage drain pipe of the turbulent flow air floatation type II processor is communicated with the tank body of the turbulent flow air floatation type II processor, and the other end of the backwash sewage drain pipe of the turbulent flow air floatation type II processor is communicated with the sewage drain pipe; 4-6 groups of first electric cation elimination water processors are arranged at the lower end socket of the turbulent flow air floatation II type processor tank body; the bottom of the turbulent flow air floatation type II processor tank body is also provided with a turbulent flow air floatation type II processor liquid outlet and backwashing water inlet dual-purpose pipe, one end of the turbulent flow air floatation type II processor liquid outlet and backwashing water inlet dual-purpose pipe is communicated with the turbulent flow air floatation type II processor tank body, and the other end of the turbulent flow air floatation type II processor liquid outlet and backwashing water inlet dual-purpose pipe is communicated with an air distribution main pipe, a backwashing pipe, a water outlet pipe and a turbulent flow air floatation type III processor unit.

The turbulent flow air flotation type III processor unit comprises a turbulent flow air flotation type III processor and a liquid inlet and backwashing and sewage discharging dual-purpose pipe of the turbulent flow air flotation type III processor;

the turbulent air flotation type III processor comprises a turbulent air flotation type III processor tank body, wherein the turbulent air flotation type III processor tank body is a vertical round tank, a turbulent air flotation type III processor oil receiving pipe is arranged at the upper end socket of the turbulent air flotation type III processor tank body, one end of the turbulent air flotation type III processor oil receiving pipe is communicated with the turbulent air flotation type III processor tank body, and the other end of the turbulent air flotation type III processor oil receiving pipe is communicated with a sewage drain pipe;

The turbulence air flotation type III processor tank body is internally provided with a turbulence air flotation type III processor upper sieve plate, a turbulence air flotation type III processor filler and a turbulence air flotation type III processor lower sieve plate in sequence from top to bottom, and a turbulence air flotation type III processor turbulence generator is arranged between the turbulence air flotation type III processor upper sieve plate and the turbulence air flotation type III processor tank body upper seal head;

the turbulence generator of the turbulence air flotation type III processor comprises a circular tray, a liquid separation cylinder is welded in the center of the circular tray, a plurality of liquid separation ports are formed in the side wall of the liquid separation cylinder, an gradually-opened turbulence guide cylinder is welded outside each liquid separation port, and an injection orifice plate is welded at an outwards-opened opening of the turbulence guide cylinder; a sealing ring plate is welded at the opening at the top of the liquid separation cylinder, a liquid inlet conduit is welded in the sealing ring plate in a ring manner, and the liquid inlet conduit is communicated with the inside of the liquid separation cylinder;

the end part of a liquid inlet conduit of the turbulence generator of the turbulence air flotation type III processor is connected with a liquid inlet and backwash sewage discharge dual-purpose pipe of the turbulence air flotation type III processor, and one end part of the liquid inlet and backwash sewage discharge dual-purpose pipe of the turbulence air flotation type III processor passes through a tank body of the turbulence air flotation type III processor and is communicated with a liquid outlet and backwash water inlet dual-purpose pipe of the turbulence air flotation type II processor, a first gas distribution branch pipe and a sewage discharge pipe;

The side wall of the tank body of the turbulence air flotation type III processor corresponding to the space between the sieve plate on the turbulence air flotation type III processor and the packing of the turbulence air flotation type III processor is also provided with a manhole in the middle of the turbulence air flotation type III processor; the upper end socket of the tank body of the turbulent air flotation type III processor is also provided with an upper manhole of the turbulent air flotation type III processor;

4-6 groups of second electric cation elimination water processors are also arranged at the lower end socket of the turbulent air flotation type III processor tank body; the lower end socket of the turbulent flow air flotation type III processor tank body is also provided with a turbulent flow air flotation type III processor liquid outlet and backwashing water inlet dual-purpose pipe, one end of the turbulent flow air flotation type III processor liquid outlet and backwashing water inlet dual-purpose pipe is communicated with the turbulent flow air flotation type III processor tank body, and the other end of the turbulent flow air flotation type III processor liquid outlet and backwashing water inlet dual-purpose pipe is communicated with a water outlet pipe, a backwashing circulating sewage disposal system and a gas distribution header pipe.

The backwashing circulation sewage disposal system comprises a backwashing water inlet pipe, a backwashing pump, a backwashing pipe and a charging tank which are sequentially communicated, wherein the backwashing pipe is also communicated with a turbulent flow air floatation type II processor liquid outlet and backwashing water inlet dual-purpose pipe and a turbulent flow air floatation type III processor liquid outlet and backwashing water inlet dual-purpose pipe;

the backwashing circulation sewage disposal system comprises a circulation pump, a discharge pipe and a feed pipe, wherein the tank body of the turbulent flow air floatation type II processor and the tank body of the turbulent flow air floatation type III processor are communicated through the discharge pipe and the feed pipe at the same time; the inlet of the circulating pump is communicated with the discharging pipe through an inlet pipe of the circulating pump; the outlet of the circulating pump is communicated with the feeding pipe through an outlet pipe of the circulating pump.

The beneficial effects of the utility model are as follows:

for oilfield wastewater with complex components, the device is designed through researching the performances of the oilfield wastewater, and the device can rapidly perform the functions of breaking gel, breaking chain, reducing viscosity, flocculating, aiding coagulation and the like on the wastewater by using a chemical method through respectively configuring a PH regulator, a flocculating agent and an coagulant aid in three dispensing tanks, so that the performances of the wastewater are improved, then the wastewater is subjected to multi-level centrifugal degreasing, multi-chamber coagulation and sedimentation by a COSSHE high-efficiency processor, and the settled wastewater is subjected to multiple air flotation degreasing and multi-level filter material separation and filtration by a turbulent flow air flotation II/III type processor, so that the purposes of degreasing and suspended matter removal are achieved.

The device has complete process flow and good equipment treatment effect, and can effectively treat oily sewage with complex components; the equipment is perfect in integration and convenient to operate, and the whole flow process can be independently finished; the whole device is arranged in a skid-mounted way, so that the occupied area is small, and the transportation and the moving as well as the daily maintenance and the daily maintenance are convenient.

Drawings

FIG. 1 is a plan view of the present utility model;

FIG. 2 is a line drawing of a dispensing and dosing system of the present utility model;

FIG. 3 is a piping diagram of the operating gas distribution system of the present utility model;

FIG. 4 is a piping diagram of the backwash cycle blowdown system of the present utility model;

FIG. 5 is a diagram of the internal architecture of the COSHE high-efficiency processor of the present utility model;

FIG. 6 is an internal block diagram of a turbulent air floatation type II processor of the present utility model;

FIG. 7 is a schematic diagram of the interior of a turbulent air-bearing type III processor of the present utility model;

FIG. 8 is a block diagram of the profile of the turbulence generator of the turbulence floatation type III processor of FIG. 7;

FIG. 9 is a view of a dispensing cartridge of the turbulence generating apparatus of the turbulence air floatation type III processor of FIG. 7;

FIG. 10 is a schematic view of the interior of the first dispensing canister of the present utility model;

FIG. 11 is a schematic view of the interior of a second dispensing canister according to the present utility model;

fig. 12 is a view showing the internal structure of a third dispensing canister according to the present utility model.

In the figure: 1. the device comprises a first dispensing tank, 2 parts of a second dispensing tank, 3 parts of a third dispensing tank, 4-1 parts of a first diaphragm metering pump, 4-2 parts of a second diaphragm metering pump, 4-3 parts of a third diaphragm metering pump, 5 parts of a lifting pump, 6 parts of a COSHE high-efficiency processor, 7 parts of a turbulent air floatation type II processor, 8 parts of a turbulent air floatation type III processor, 9 parts of an air storage tank, 10 parts of an air compressor, 11 parts of a backwash pump, 12 parts of a circulating pump, 13 parts of a feeding tank, 14 parts of a blow-down pipe, 15 parts of a clear water main pipe, 16 parts of a first dispensing tank water inlet pipe, 17 parts of a second dispensing tank water inlet pipe, 18 parts of a third dispensing tank water inlet pipe, 19 parts of a third diaphragm metering pump liquid outlet pipe, 20 parts of a second diaphragm metering pump liquid outlet pipe, 21 parts of a first diaphragm metering pump liquid outlet pipe, 22 parts of a first medicine inlet, 23 parts of a second medicine inlet, 24 parts of a third medicine inlet pipe, 25 parts of a liquid inlet pipe, 26 parts of a high-efficiency processor, 27 parts of a high-efficiency processor liquid inlet pipe, the high-efficiency processor oil collecting pipe, 29, the turbulence air floatation type II processor backwash blow-down pipe, 30, the turbulence air floatation type III processor liquid inlet and backwash blow-down dual-purpose pipe, 31, the flow air floatation type III processor oil collecting pipe, 32, the blow-down pipe, 33, the distribution header pipe, 34, the first distribution branch pipe, 35, the second distribution branch pipe, 36, the third distribution branch pipe, 37, backwash water inlet pipe, 38, the feed pipe, 39, backwash pipe, 40, the discharge pipe, 41, water outlet pipe, 42, high-efficiency processor upper manhole, 44, high-efficiency processor upper baffle, 45, high-efficiency processor liquid outlet pipe, 46, high-efficiency processor vortex, 47, high-efficiency processor sedimentation tank, 48, high-efficiency processor filler, 49, high-efficiency processor movable lower baffle, 50, high-efficiency processor slag discharging pipe, 52, high-efficiency processor lower manhole, 55, turbulence air floatation type II processor upper sieve plate, 56. the device comprises a micro vortex filler of a turbulence air flotation type II processor, a middle sieve plate of the turbulence air flotation type II processor, a filter material of the turbulence air flotation type II processor, a lower sieve plate of the turbulence air flotation type II processor, a slag discharging pipe of the turbulence air flotation type II processor, a first electro-cationic water treatment device, a 62 turbulence air flotation type II processor liquid outlet and backwash water inlet dual-purpose pipe, a 63 turbulence air flotation type II processor liquid inlet pipe, a 64 turbulence air flotation type II processor middle manhole, a 65 turbulence air flotation type II processor vortex device, a 66 turbulence air flotation type II processor upper manhole, a 68 turbulence air flotation type III processor upper manhole, a 69 turbulence air flotation type III processor vortex generator, a 70 turbulence air flotation type III processor upper manhole, a 71 turbulence air flotation type III processor filler, a 72 turbulence air flotation type III processor lower sieve plate, 73, a turbulence air floatation type III processor liquid outlet and backwashing water inlet dual-purpose pipe, 74, a turbulence air floatation type III processor middle manhole, 78, a first dispensing tank liquid outlet pipe, 79, a first dispensing tank stirrer impeller, 80, a first dispensing tank stirring rod, 81, a first dispensing tank stirrer motor bracket, 82, a first dispensing tank stirrer motor, 83, an air storage tank air inlet pipe, 84, a COSSHE high-efficiency processor tank body, 85, a turbulence air floatation type II processor tank body, 86, turbulence air flotation type III processor tank, 87, second electrical cationic water treatment, 89, first vent manifold, 90, second dispensing tank outlet pipe, 91, second vent manifold, 92, fourth vent manifold, 93, second dispensing tank agitator motor mount, 94, second dispensing tank agitator motor, 95, second dispensing tank agitator bar, 96, second dispensing tank agitator impeller, 97, third dispensing tank outlet pipe, 98, third vent manifold, 99. the system comprises a fifth gas distribution branch pipe, a third dispensing tank stirrer motor bracket, a third dispensing tank stirrer motor, a third dispensing tank stirring rod, a third dispensing tank stirrer impeller, a circulating pump inlet pipe and a circulating pump outlet pipe, wherein the fifth gas distribution branch pipe is provided with a third dispensing tank stirrer motor bracket, a third dispensing tank stirrer motor, a third dispensing tank stirring rod, a third dispensing tank stirring impeller, a circulating pump inlet pipe and a circulating pump outlet pipe;

46-1, 46-2, 46-3, and a first bottom horn slag discharge port;

65-1, a second top horn liquid outlet, 65-2, a second middle connecting straight cylinder, 65-3, a second bottom horn slag discharge port;

69-1, a circular tray, 69-2, a liquid separating cylinder, 69-3, a turbulent flow guide cylinder, 69-4, an injection orifice plate, 69-5, a sealing annular plate and 69-6, and a liquid inlet pipe.

Detailed Description

The utility model will be described in detail below with reference to the drawings and the detailed description.

The utility model provides a COSSHE oilfield sewage treatment device, which is shown in figures 1-12, and comprises a dispensing and dosing system, an operating air distribution system and a backwashing circulation sewage disposal system which are sequentially communicated; the operation air distribution system comprises a lift pump unit, a COSHE high-efficiency processor unit, a turbulent air flotation II-type processor unit and a turbulent air flotation III-type processor unit which are sequentially communicated; the lifting pump unit is communicated with the dispensing and dosing system; the operation air distribution system also comprises an air compressor 10, an air storage tank air inlet pipe 83, an air storage tank 9 and an air distribution header 33 which are sequentially communicated; the COSHE high-efficiency processor unit, the turbulent air floatation type II processor unit and the turbulent air floatation type III processor unit are all communicated with the air distribution header 33 through pipelines; the operation air distribution system further comprises a water outlet pipe 41 and a sewage discharge pipe 32, and the turbulent flow air floatation II type processor unit and the turbulent flow air floatation III type processor unit are communicated with the water outlet pipe 41 and the backwashing circulation sewage discharge system; the cosseh high-efficiency processor unit, the turbulent air floatation type II processor unit and the turbulent air floatation type III processor unit are respectively communicated with the air distribution header 33 through pipelines.

The cosseh high-efficiency processor unit, the turbulent air flotation type II processor unit and the turbulent air flotation type III processor unit are respectively communicated with the air distribution header 33 through a third air distribution branch pipe 36, a second air distribution branch pipe 35 and a first air distribution branch pipe 34.

The dispensing and dosing system comprises three groups of dispensing and dosing assemblies with the same structure, an emptying pipe 14 and a clear water main pipe 15, wherein the three groups of dispensing and dosing assemblies are communicated with the lifting pump unit, the emptying pipe 14 and the clear water main pipe 15;

each group of dispensing and dosing components comprises a dispensing tank and two diaphragm metering pumps which are connected in parallel, the dispensing tank is a vertical cylindrical structure tank body, the top of the dispensing tank is provided with a dispensing tank stirrer motor through a dispensing tank stirrer motor bracket, the inside of the dispensing tank is provided with a dispensing tank stirring rod, one end of the dispensing tank stirring rod is connected with the dispensing tank stirrer motor, and the other end of the dispensing tank stirring rod is provided with a dispensing tank stirrer impeller; the dispensing tank is connected with inlets of two parallel diaphragm metering pumps through pipelines, and outlets of the two parallel diaphragm metering pumps are connected with the lifting pump unit through pipelines; each dispensing tank is communicated with a blow-down pipe 14 and a clear water main pipe 15.

Specifically, the first group of dispensing and adding components comprise a first dispensing tank 1, two parallel first diaphragm metering pumps 4-1, a first dispensing tank liquid outlet pipe 78, a first diaphragm metering pump liquid outlet pipe 21, a first dispensing tank water inlet pipe 16 and a first emptying branch pipe 89, one end of the first dispensing tank liquid outlet pipe 78 is communicated with the first dispensing tank 1, and the other end of the first dispensing tank liquid outlet pipe 78 is divided into two branches which are respectively communicated with inlets of the two parallel first diaphragm metering pumps 4-1; one end of the liquid outlet pipe 21 of the first diaphragm metering pump is communicated with the lifting pump unit (specifically, one end of the liquid outlet pipe 21 of the first diaphragm metering pump is connected with a first medicine adding port 22 on a liquid inlet pipe 25 in the lifting pump unit), and the other end of the liquid outlet pipe 21 of the first diaphragm metering pump is divided into two branches which are respectively communicated with the outlets of the two parallel first diaphragm metering pumps 4-1; one end of a first dispensing tank water inlet pipe 16 is communicated with the first dispensing tank 1, and the other end of the first dispensing tank water inlet pipe 16 is communicated with a clear water main pipe 15; one end of the first emptying branch pipe 89 is communicated with the first dispensing tank 1, and the other end of the first emptying branch pipe 89 is communicated with the emptying pipe 14; the top of the first dispensing tank 1 is provided with a first dispensing tank stirrer motor 82 through a first dispensing tank stirrer motor bracket 81, a first dispensing tank stirring rod 80 is arranged in the first dispensing tank 1, one end of the first dispensing tank stirring rod 80 is connected with the first dispensing tank stirrer motor 82, and the other end of the first dispensing tank stirring rod 80 is provided with a first dispensing tank stirrer impeller 79;

The second group of dispensing and dosing components comprise a second dispensing tank 2, two parallel second diaphragm metering pumps 4-2, a second dispensing tank liquid outlet pipe 90, a second diaphragm metering pump liquid outlet pipe 20, a second dispensing tank water inlet pipe 17 and a second emptying branch pipe 91, one end of the second dispensing tank liquid outlet pipe 90 is communicated with the second dispensing tank 2, and the other end of the second dispensing tank liquid outlet pipe 90 is divided into two branches which are respectively communicated with inlets of the two parallel second diaphragm metering pumps 4-2; one end of the liquid outlet pipe 20 of the second diaphragm metering pump is communicated with the lifting pump unit (specifically, one end of the liquid outlet pipe 20 of the second diaphragm metering pump is connected with a second medicine adding port 23 on a liquid inlet pipe 25 in the lifting pump unit), and the other end of the liquid outlet pipe 20 of the second diaphragm metering pump is divided into two branches which are respectively communicated with the outlets of two parallel second diaphragm metering pumps 4-2; one end of a water inlet pipe 17 of the second dispensing tank is communicated with the second dispensing tank 2, and the other end of the water inlet pipe 17 of the second dispensing tank is communicated with the clean water main pipe 15; one end of the second emptying branch pipe 91 is communicated with the second dispensing tank 2, and the other end of the second emptying branch pipe 91 is communicated with the emptying pipe 14; a second dispensing tank stirrer motor 94 is mounted at the top of the second dispensing tank 2 through a second dispensing tank stirrer motor bracket 93, a second dispensing tank stirring rod 95 is arranged in the second dispensing tank 2, one end of the second dispensing tank stirring rod 95 is connected with the second dispensing tank stirrer motor 94, and a second dispensing tank stirrer impeller 96 is mounted at the other end of the second dispensing tank stirring rod 95;

The third group of dispensing and dosing components comprise a third dispensing tank 3, two parallel third diaphragm metering pumps 4-3, a third dispensing tank liquid outlet pipe 97, a third diaphragm metering pump liquid outlet pipe 19, a third dispensing tank water inlet pipe 18 and a third emptying branch pipe 98, one end of the third dispensing tank liquid outlet pipe 97 is communicated with the third dispensing tank 3, and the other end of the third dispensing tank liquid outlet pipe 97 is divided into two branches which are respectively communicated with inlets of the two parallel third diaphragm metering pumps 4-3; one end of the liquid outlet pipe 19 of the third diaphragm metering pump is communicated with the lifting pump unit (specifically, one end of the liquid outlet pipe 19 of the third diaphragm metering pump is connected with a third medicine adding port 24 on a liquid inlet pipe 25 in the lifting pump unit), and the other end of the liquid outlet pipe 19 of the third diaphragm metering pump is divided into two branches which are respectively communicated with the outlets of the two parallel third diaphragm metering pumps 4-3; one end of a water inlet pipe 18 of the third dispensing tank is communicated with the third dispensing tank 3, and the other end of the water inlet pipe 18 of the third dispensing tank is communicated with the clean water main pipe 15; one end of the third emptying branch pipe 99 is communicated with the third dispensing tank 3, and the other end of the third emptying branch pipe 99 is communicated with the emptying pipe 14; a third dispensing tank stirrer motor 101 is arranged at the top of the third dispensing tank 3 through a third dispensing tank stirrer motor bracket 100, a third dispensing tank stirring rod 102 is arranged in the third dispensing tank 3, one end of the third dispensing tank stirring rod 102 is connected with the third dispensing tank stirrer motor 101, and a third dispensing tank stirrer impeller 103 is arranged at the other end of the third dispensing tank stirrer motor 101;

The lifting pump unit comprises a liquid inlet pipe 25 and two lifting pumps 5 which are connected in parallel, wherein one end of the liquid inlet pipe 25 is divided into two paths of pipelines which are respectively communicated with inlets of the two lifting pumps 5 which are connected in parallel; the outlets of the two parallel lifting pumps 5 are connected with the COSHE high-efficiency processor unit through pipelines; the outlets of the two diaphragm metering pumps connected in parallel in each group of dispensing and adding components are communicated with the liquid inlet pipe 25 through pipelines.

The COSSHE high-efficiency processor unit comprises a COSSHE high-efficiency processor 6, a high-efficiency processor oil receiving pipe 28, a high-efficiency processor liquid outlet pipe 45, a high-efficiency processor slag discharging pipe 50, a high-efficiency processor mud discharging pipe 26 and a high-efficiency processor liquid inlet pipe 27;

the COSSHE high-efficiency processor 6 comprises a COSSHE high-efficiency processor tank 84, the COSSHE high-efficiency processor tank 84 is a vertical round tank, a high-efficiency processor vortex device 46 is arranged in the COSSHE high-efficiency processor tank 84, and the high-efficiency processor vortex device 46 comprises a first top horn liquid outlet 46-1, a first middle connecting straight barrel 46-2 and a first bottom horn slag discharge port 46-3 which are communicated sequentially from top to bottom; the middle lower part of the side wall of the first middle connecting straight cylinder 46-2 is communicated with one end of a high-efficiency processor liquid inlet pipe 27, the other end of the high-efficiency processor liquid inlet pipe 27 passes through a COSSHE high-efficiency processor tank 84 and is divided into two branches, the two branches at the other end of the high-efficiency processor liquid inlet pipe 27 are respectively communicated with the outlets of two parallel lifting pumps 5, and the high-efficiency processor liquid inlet pipe 27 is also communicated with a third air distribution branch pipe 36; the first bottom horn-shaped slag discharging port 46-3 is communicated with one end of the high-efficiency processor slag discharging pipe 50, and the other end of the high-efficiency processor slag discharging pipe 50 passes through the lower end socket of the COSSHE high-efficiency processor tank 84 to be communicated with the sewage discharge pipe 32;

The high-efficiency processor oil receiving pipe 28 is arranged at the top of the upper end socket of the COSSHE high-efficiency processor tank 84, one end of the high-efficiency processor oil receiving pipe 28 is communicated with the COSSHE high-efficiency processor tank 84, and the other end of the high-efficiency processor oil receiving pipe 28 is communicated with the sewage drain pipe 32; the high-efficiency processor sludge discharge pipe 26 is arranged at the bottom of the lower end socket of the COSSHE high-efficiency processor tank 84; one end of the high-efficiency processor sludge discharge pipe 26 is communicated with the COSSHE high-efficiency processor tank 84, and the other end of the high-efficiency processor sludge discharge pipe 26 is communicated with the sludge tank;

an upper manhole 42 of the high-efficiency processor is arranged at the upper end socket of the COSSHE high-efficiency processor tank 84, and a lower manhole 52 of the high-efficiency processor is arranged at the lower end socket of the COSSHE high-efficiency processor tank 84;

the cosche high-efficiency processor tank 84 further includes a high-efficiency processor upper baffle 44, a high-efficiency processor sedimentation tank 47, and a high-efficiency processor lower baffle 49, which are disposed from top to bottom, and the high-efficiency processor upper baffle 44 and the high-efficiency processor lower baffle 49 are each provided with a plurality of through holes; the high-efficiency processor upper baffle 44 is sleeved on the periphery of the first top horn liquid outlet 46-1, the high-efficiency processor sedimentation barrel 47 is sleeved on the periphery of the first middle connecting straight barrel 46-2 and the first bottom horn slag discharge port 46-3, and the bottom of the high-efficiency processor sedimentation barrel 47 is not provided with a bottom plate; the high-efficiency processor lower baffle 49 is positioned below the high-efficiency processor sedimentation barrel 47, and the space surrounded by the high-efficiency processor upper baffle 44, the high-efficiency processor sedimentation barrel 47 and the high-efficiency processor lower baffle 49 is filled with high-efficiency processor packing 48; one end of the high-efficiency processor liquid outlet pipe 45 is communicated with the side wall of the high-efficiency processor sedimentation barrel 47, and the other end of the high-efficiency processor liquid outlet pipe 45 passes through the COSHE high-efficiency processor tank 84 to be communicated with the turbulent air floatation type II processor unit.

The turbulent flow air flotation type II processor unit comprises a turbulent flow air flotation type II processor 7, a slag discharging pipe 60 of the turbulent flow air flotation type II processor and a liquid inlet pipe 63 of the turbulent flow air flotation type II processor;

the turbulent air flotation type II processor 7 comprises a turbulent air flotation type II processor tank body 85, the turbulent air flotation type II processor tank body 85 is a vertical round tank, a turbulent air flotation type II processor vortex device 65 is arranged in the turbulent air flotation type II processor tank body 85, and the turbulent air flotation type II processor vortex device 65 comprises a second top horn liquid outlet 65-1, a second middle connecting straight cylinder 65-2 and a second bottom horn slag discharge port 65-3 which are sequentially communicated from top to bottom; the side wall of the second middle connecting straight cylinder 65-2 is communicated with one end of a turbulent air flotation II-type processor liquid inlet pipe 63, and the other end of the turbulent air flotation II-type processor liquid inlet pipe 63 passes through a turbulent air flotation II-type processor tank body 85 to be communicated with the efficient processor liquid outlet pipe 45 and the second air distribution branch pipe 35;

the second bottom horn-shaped slag discharging port 65-3 is communicated with one end of a slag discharging pipe 60 of the turbulent air flotation type II processor, and the other end of the slag discharging pipe 60 of the turbulent air flotation type II processor passes through a lower sealing head of a tank body 85 of the turbulent air flotation type II processor to be communicated with a sewage discharge pipe 32;

the turbulent flow air floatation type II processor upper screen plate 55, the turbulent flow air floatation type II processor micro vortex filler 56 (the filler is made of honeycomb PP high polymer material) and the turbulent flow air floatation type II processor middle screen plate 57 are sequentially arranged between the inner wall of the turbulent flow air floatation type II processor tank body 85 and the outer wall of the second middle connecting straight cylinder 65-2 from top to bottom; the bottom of the second middle connecting straight cylinder 65-2 is fixedly connected with the turbulent air floatation II-type processor tank body 85 through a bracket; a turbulent flow air flotation II type processor lower screen plate 59 is further arranged between the bracket and the turbulent flow air flotation II type processor tank body 85, and a turbulent flow air flotation II type processor filter material 58 (the filter material is specifically walnut shells) is arranged above the turbulent flow air flotation II type processor lower screen plate 59;

The side wall of the turbulent flow air floatation type II processor tank body 85 is provided with a turbulent flow air floatation type II processor middle manhole 64;

a turbulent flow air flotation II type processor upper manhole 66 and a turbulent flow air flotation II type processor backwashing sewage pipe 29 are arranged at the upper end socket of the turbulent flow air flotation II type processor tank body 85; one end of the turbulence air floatation II type processor backwashing sewage drain pipe 29 is communicated with a turbulence air floatation II type processor tank body 85, and the other end of the turbulence air floatation II type processor backwashing sewage drain pipe 29 is communicated with a sewage drain pipe 32; 4-6 groups of first electric cation elimination water processors 61 are arranged at the lower end socket of the turbulent air floatation II-type processor tank body 85; the bottom of the turbulent air floatation type II processor tank 85 is also provided with a turbulent air floatation type II processor liquid outlet and backwashing water inlet dual-purpose pipe 62, one end of the turbulent air floatation type II processor liquid outlet and backwashing water inlet dual-purpose pipe 62 is communicated with the turbulent air floatation type II processor tank 85, and the other end of the turbulent air floatation type II processor liquid outlet and backwashing water inlet dual-purpose pipe 62 is communicated with the air distribution main pipe 33, the backwashing pipe 39, the water outlet pipe 41 and the turbulent air floatation type III processor liquid inlet and backwashing sewage discharging dual-purpose pipe 30.

The turbulent flow air flotation type III processor unit comprises a turbulent flow air flotation type III processor 8 and a liquid inlet and backwashing and sewage discharging dual-purpose pipe 30 of the turbulent flow air flotation type III processor; the turbulent air flotation type III processor 8 comprises a turbulent air flotation type III processor tank 86, wherein the turbulent air flotation type III processor tank 86 is a vertical circular tank turbulent air flotation type III processor tank 86, an oil receiving pipe 31 of the turbulent air flotation type III processor is arranged at the upper end socket of the turbulent air flotation type III processor tank 86, one end of the oil receiving pipe 31 of the turbulent air flotation type III processor is communicated with the turbulent air flotation type III processor tank 86, and the other end of the oil receiving pipe 31 of the turbulent air flotation type III processor is communicated with a sewage drain pipe 32;

The turbulence air floatation III type processor tank 86 is internally provided with a turbulence air floatation III type processor upper screen plate 70, a turbulence air floatation III type processor filler 71 (the filler is specifically walnut shells) and a turbulence air floatation III type processor lower screen plate 72 from top to bottom in sequence, a turbulence air floatation III type processor turbulence generator 69 is arranged between the turbulence air floatation III type processor upper screen plate 70 and the upper end socket of the turbulence air floatation III type processor tank 86,

the turbulence generator 69 of the turbulence air flotation type III processor comprises a circular tray 69-1, a liquid separating cylinder 69-2 is welded at the center of the circular tray 69-1, a plurality of liquid separating ports are formed in the side wall of the liquid separating cylinder 69-2, an gradually-opened turbulence guide cylinder 69-3 is welded outside each liquid separating port, and an injection orifice plate 69-4 is welded at an outwards-opened position of the turbulence guide cylinder 69-3; the opening at the top of the liquid separating cylinder 69-2 is welded with a sealing ring plate 69-5, the inner ring of the sealing ring plate 69-5 is welded with a liquid inlet conduit 69-6, and the liquid inlet conduit 69-6 is communicated with the inside of the liquid separating cylinder 69-2;

the end part of a liquid inlet conduit 69-6 of a turbulence air floatation type III processor turbulence generator 69 is connected with a turbulence air floatation type III processor liquid inlet and backwash sewage discharge dual-purpose pipe 30, and one end part of the turbulence air floatation type III processor liquid inlet and backwash sewage discharge dual-purpose pipe 30 passes through a turbulence air floatation type III processor tank 86 to be communicated with a turbulence air floatation type II processor liquid outlet and backwash water inlet dual-purpose pipe 62, a first gas distribution branch pipe 34 and a sewage discharge pipe 32;

The side wall of the turbulent air flotation type III processor tank 86 corresponding to the space between the upper sieve plate 70 of the turbulent air flotation type III processor and the filler 71 (the filler is specifically walnut shell) of the turbulent air flotation type III processor is also provided with a manhole 74 in the middle of the turbulent air flotation type III processor; the upper end socket of the turbulent air flotation type III processor tank 86 is also provided with a turbulent air flotation type III processor upper manhole 68;

4-6 groups of second electric cation elimination water processors 87 are also arranged at the lower end socket of the turbulent air floatation type III processor tank 86; the lower end socket of the turbulent air flotation type III processor tank 86 is also provided with a turbulent air flotation type III processor liquid outlet and backwashing water inlet dual-purpose pipe 73, one end of the turbulent air flotation type III processor liquid outlet and backwashing water inlet dual-purpose pipe 73 is communicated with the turbulent air flotation type III processor tank 86, and the other end of the turbulent air flotation type III processor liquid outlet and backwashing water inlet dual-purpose pipe 73 is communicated with the water outlet pipe 41, the backwashing pipe 39 and the air distribution header 33.

The backwash circulating sewage disposal system comprises a backwash water inlet pipe 37 (the backwash water inlet pipe 37 is externally connected with a water source), a backwash pump 11, a backwash pipe 39 and a charging tank 13 which are sequentially communicated, wherein the backwash pipe 39 is also communicated with a turbulent flow air floatation type II processor liquid outlet and backwash water inlet dual-purpose pipe 62 and a turbulent flow air floatation type III processor liquid outlet and backwash water inlet dual-purpose pipe 73;

The backwashing circulation sewage disposal system comprises a circulation pump 12, a discharge pipe 40 and a feed pipe 38, wherein a turbulent flow air floatation type II processor tank body 85 and a turbulent flow air floatation type III processor tank body 86 are communicated through the discharge pipe 40 and the feed pipe 38 at the same time; the inlet of the circulating pump 12 is communicated with the discharging pipe 40 through a circulating pump inlet pipe 104; the outlet of the circulation pump 12 communicates with the feed pipe 38 through a circulation pump outlet pipe 105.

The operation mode of the system of the utility model is as follows:

each pipeline involved in the device is provided with a matched valve, and the valves on the corresponding pipelines are selectively opened or closed according to the actual conditions of the operation flow;

the operation mode of the dispensing and dosing system disclosed by the utility model is as follows:

the clear water valve is opened for water inflow, dissolved medicine clear water is respectively delivered to the corresponding first dispensing tank 1, the second dispensing tank 2 and the third dispensing tank 3 through a clear water main pipe 15, a first dispensing tank water inlet pipe 16, a second dispensing tank water inlet pipe 17 and a second dispensing tank water inlet pipe 18, a PH regulator is added to the first dispensing tank 1, a flocculating agent is added to the second dispensing tank 2, a coagulant aid is added to the third dispensing tank 3, and a stirring rod and a stirrer impeller are driven to stir by a stirrer motor equipped for each dispensing tank to dissolve the medicines;

After the medicament is dissolved in place, the first diaphragm metering pump 4-1, the second diaphragm metering pump 4-2 and the third diaphragm metering pump 4-3 are started to convey the medicament to a corresponding first medicament adding port 22, a second medicament adding port 23 and a third medicament adding port 24 which are arranged on a liquid inlet pipe 25 of the COSSHE high-efficiency processor; each dispensing tank is provided with a liquid level meter, when the liquid level of the dispensing tank is reduced to a set position, water supplementing and medicine adding are carried out, and the dispensing and medicine adding circulation step is started.

The operation air distribution system mainly comprises a lift pump 5, a COSHE high-efficiency processor 6, a turbulent air floatation type II processor 7, a turbulent air floatation type III processor 8, an air compressor 10, an air storage tank 9, a pipeline, a valve and other accessories, and the operation mode is as follows:

the air distribution system compresses air through an air compressor 10 and then enters an air storage tank 9 for temporary storage, and compressed air of the air storage tank 9 is respectively subjected to an air dissolving process in an efficient processor liquid inlet pipe 27, a turbulent flow air floatation type II processor liquid inlet pipe 63 and a turbulent flow air floatation type III processor liquid inlet and backwashing sewage discharging dual-purpose pipe 30 through an air distribution main pipe 33, a third air distribution branch pipe 36, a second air distribution branch pipe 35 and a first air distribution branch pipe 34;

starting two lifting pumps 5 and corresponding water inlet valves, pressurizing and lifting sewage by the lifting pumps 5, then entering the COSHE high-efficiency processor 6, arranging a first medicine adding port 22, a second medicine adding port 23 and a third medicine adding port 24 on a liquid inlet pipeline 25, respectively adding a PH regulator, a flocculating agent and a coagulant aid by a medicine dispensing and adding system while feeding liquid, lifting the sewage after medicine adding by the lifting pumps 5, entering the COSHE high-efficiency processor 6 by a high-efficiency processor liquid inlet pipe 27, arranging a third air distribution branch pipe 36 on a liquid inlet pipe 25 communicated with a COSHE high-efficiency processor tank 84, adding air by the third air distribution branch pipe 36, finishing rapid mixing of the sewage and the medicine by the double actions of mechanical power of the lifting pumps 5 and turbulence disturbance of the air, enabling the sewage after uniform mixing to enter a high-efficiency processor vortex device 46 in the COSHE high-efficiency processor 6 for vortex rotation, the reagent reaction is completed through the double-action of vortex centrifugal force and micro-vortex, after the double-action flocculation reaction is completed, light oil gas is discharged through an efficient processor oil collecting pipe 28 at the top of the COSSHE efficient processor 6, heavy mud residue is discharged through an efficient processor slag discharging pipe 50 at the bottom of the vortex along the wall of the vortex, sewage reversely enters a packing layer formed by a packing 48 (the packing is concretely a multi-surface hole core sleeve ball) of the efficient processor through a first top horn liquid outlet 46-1 of the efficient processor vortex 46, the mutual collision between the sewage and the packing promotes the mutual condensation and enlargement of alum particles to form mud blocks through the absorption and gravity sedimentation of the efficient processor packing 48, the separated sewage enters the bottom of a COSSHE efficient processor tank 84 through a through hole on a movable lower baffle 49 of the efficient processor, the flow direction is changed again from the bottom of the COSSHE high-efficiency processor tank 84 and enters the high-efficiency processor sedimentation barrel 47, water is discharged through the high-efficiency processor liquid outlet pipe 45 at the upper part of the high-efficiency processor sedimentation barrel 47, flocculated sludge is settled to a sludge area at the bottom of the tank under the action of gravity, and is discharged through the high-efficiency processor sludge discharge pipe 26;

The sewage separated by the COSSHE high-efficiency processor 6 enters a turbulent air floatation II type processor 7 through a liquid inlet pipe for coarse treatment, a second air distribution branch pipe 35 is arranged on the liquid inlet pipe 63 of the turbulent air floatation II type processor, air is added through the second air distribution branch pipe 35, the sewage and the air are mixed and enter an internal turbulent air floatation II type processor vortex 65 for vortex rotation, light oil gas is discharged through a turbulent air floatation II type processor backwash sewage discharge pipe 29 at the top of the turbulent air floatation II type processor under the double actions of vortex centrifugal force and micro vortex, heavy sludge is discharged through a turbulent air floatation II type processor slag discharge pipe 60 at the bottom of the turbulent air floatation II type processor vortex 65 along the wall of the vortex, the sewage reversely enters a filter layer formed by micro vortex filler 56 of the turbulent air flotation II type processor and filter material 58 (the filler is specifically walnut shell) of the turbulent air flotation II type processor through a second top horn liquid outlet 65-1 at the top of the turbulent air flotation II type processor vortex device 65, suspended matters and other impurity particles in the sewage are adsorbed and trapped by the filter material, the adsorbed and trapped pollutants are discharged through backwashing, the filtered sewage enters the area where 4-6 groups of first electro-cationic water processors 61 are positioned, and is discharged through a turbulent air flotation II type processor liquid outlet and backwashing water inlet pipe 62 at the bottom of the turbulent air flotation II type processor 7 after the electro-cationic water processors 61 perform the functions of descaling, scale prevention, corrosion inhibition, sterilization and the like;

The sewage filtered by the turbulent air flotation type II processor 7 enters the turbulent air flotation type III processor 8 through a turbulent air flotation type III processor liquid outlet and backwashing water inlet dual-purpose pipe 73 to be subjected to fine filtration treatment, a first air distribution branch pipe 34 is arranged on a turbulent air flotation type III processor liquid inlet and backwashing sewage discharging dual-purpose pipe 30, air is added through the first air distribution branch pipe 34, the sewage and the air are mixed and enter an internal turbulent air flotation type III processor turbulence generator 69 to be subjected to vortex rotation, light oil gas is discharged through a vortex centrifugal force and micro vortex dual-purpose effect through a turbulent air flotation type III processor oil collecting pipe 31 at the top of the turbulent air flotation type III processor 8, the sewage downwards enters a filter layer formed by a turbulent air flotation type III processor filler 71 (the filler is specifically a walnut shell), impurity particles in the sewage are discharged by a filter material during backwashing, the adsorbed and trapped pollutants are discharged through the backwashing, the filtered sewage enters a working area of a 4-6 group second electric sterilizing cationic water processor 87, and the sewage is discharged through the turbulent air flotation type III processor 73 after the functions of the sterilizing cationic water processor 87, the corrosion inhibition, the descaling effect, the sterilizing effect and the like.

The backwashing circulation sewage disposal system mainly comprises a backwashing pump 11, a circulation pump 12, a charging tank 13, a pipeline, a valve and other accessories, wherein the backwashing process comprises three parts of air washing, water washing and filler circulation washing, and the operation modes are as follows:

the turbulent flow air floatation II type processor liquid outlet and backwashing water inlet dual-purpose pipe 62 is communicated with the air distribution main pipe 33 through a fourth air distribution branch pipe 92; the liquid outlet and backwashing water inlet dual-purpose pipe 73 of the turbulent air floatation type III processor is communicated with the air distribution header 33 through a fifth air distribution branch pipe 99;

opening a turbulence air flotation II type processor liquid outlet and backwashing water inlet dual-purpose pipe 62 and an air inlet valve on a turbulence air flotation III type processor liquid outlet and backwashing water inlet dual-purpose pipe 73, enabling compressed air in an air storage tank 9 to enter the corresponding turbulence air flotation II type processor 7 and turbulence air flotation III type processor 8 through an air distribution main pipe 33 and the turbulence air flotation II type processor liquid outlet and backwashing water inlet dual-purpose pipe 62 and the air inlet valve of the turbulence air flotation III type processor liquid outlet and backwashing water inlet dual-purpose pipe 73, keeping certain pressure (0.05-0.3 MPa) and time (1-3 mm), enabling a packing layer to be loosened under rapid disturbance of air flow through instant aeration for a plurality of times, and facilitating the next water washing;

the backwash pump 11 and the corresponding water inlet valve are started, clean water enters the corresponding processor through the backwash pump 11 from a liquid outlet and backwash water inlet dual-purpose pipe 62 of the turbulent air flotation type II processor, a liquid outlet and backwash water inlet dual-purpose pipe 73 of the turbulent air flotation type III processor respectively through a backwash pipe 39, a certain pressure (0.05-0.3 MPa) and a certain time (10-30 min) are kept, so that the whole tank body is filled with water flow, and simultaneously, a backwash sewage discharge pipe 29 of the turbulent air flotation type II processor, a liquid inlet and backwash sewage discharge dual-purpose pipe 30 of the turbulent air flotation type III processor are opened, so that the water flow is discharged from bottom to top, and the filler layer is backwashed;

In the water washing process, a circulating device of the material pump 12 is started at the same time, a discharge pipe 40 is arranged at the middle lower part of a tank body of the processor, a feed pipe 38 is arranged at the middle upper part of the tank body of the processor, and a corresponding turbulent flow air floatation type II processor filter material 58 and a turbulent flow air floatation type III processor filler 71 are discharged from the lower part of the outside of the tank body through the material pump 12 to realize external circulation backwashing, so that the reproducibility of the filler is improved.

Claims

The COSSHE oilfield sewage treatment device is characterized by comprising a dispensing and dosing system, an operating gas distribution system and a backwashing circulating sewage disposal system which are sequentially communicated; the operation air distribution system comprises a lift pump unit, a COSHE high-efficiency processor unit, a turbulent air flotation II-type processor unit and a turbulent air flotation III-type processor unit which are sequentially communicated; the lifting pump unit is communicated with the dispensing and dosing system; the operation air distribution system also comprises an air compressor (10), an air storage tank air inlet pipe (83), an air storage tank (9) and an air distribution header pipe (33) which are sequentially communicated; the COSSHE high-efficiency processor unit, the turbulent air floatation type II processor unit and the turbulent air floatation type III processor unit are all communicated with a gas distribution main pipe (33) through pipelines; the operation air distribution system further comprises a water outlet pipe (41) and a sewage draining pipe (32), and the turbulent flow air floatation II type processor unit and the turbulent flow air floatation III type processor unit are communicated with the water outlet pipe (41) and the backwashing circulation sewage draining system; the COSHE high-efficiency processor unit, the turbulent air floatation type II processor unit and the turbulent air floatation type III processor unit are respectively communicated with the air distribution header pipe (33) through pipelines.
2. The cossedge oilfield sewage treatment device of claim 1, wherein the cossedge high-efficiency processor unit, the turbulent air flotation II processor unit, and the turbulent air flotation III processor unit are respectively in communication with the air distribution header (33) through a third air distribution branch pipe (36), a second air distribution branch pipe (35), and a first air distribution branch pipe (34).
3. The cosche oilfield sewage treatment device of claim 1, wherein the dispensing and dosing system comprises three groups of dispensing and dosing assemblies with the same structure, a blow-down pipe (14) and a clear water main pipe (15), and the three groups of dispensing and dosing assemblies are communicated with a lift pump unit, the blow-down pipe (14) and the clear water main pipe (15);

each group of dispensing and adding components comprises a dispensing tank and two diaphragm metering pumps which are connected in parallel, the dispensing tank is a vertical cylindrical structure tank body, the top of the dispensing tank is provided with a dispensing tank stirrer motor through a dispensing tank stirrer motor bracket, the inside of the dispensing tank is provided with a dispensing tank stirring rod, one end of the dispensing tank stirring rod is connected with the dispensing tank stirrer motor, and the other end of the dispensing tank stirring rod is provided with a dispensing tank stirrer impeller; the dispensing tank is connected with inlets of two parallel diaphragm metering pumps through pipelines, and outlets of the two parallel diaphragm metering pumps are connected with the lifting pump unit through pipelines; each dispensing tank is communicated with a blow-down pipe (14) and a clear water main pipe (15).
4. The cosche oilfield sewage treatment device according to claim 3, wherein the lifting pump unit comprises a liquid inlet pipe (25) and two lifting pumps (5) which are connected in parallel, and one end of the liquid inlet pipe (25) is divided into two pipelines which are respectively communicated with inlets of the two lifting pumps (5) which are connected in parallel; the outlets of the two parallel lifting pumps (5) are connected with the COSHE high-efficiency processor unit through pipelines; the outlets of the two diaphragm metering pumps connected in parallel in each group of dispensing and dosing components are communicated with a liquid inlet pipe (25) through pipelines.
5. The cossedge oilfield sewage treatment device of claim 4, wherein the cossedge high-efficiency processor unit comprises a cossedge high-efficiency processor (6), a high-efficiency processor oil receiving pipe (28), a high-efficiency processor liquid outlet pipe (45), a high-efficiency processor slag discharging pipe (50), a high-efficiency processor mud discharging pipe (26) and a high-efficiency processor liquid inlet pipe (27);

the COSSHE high-efficiency processor (6) comprises a COSSHE high-efficiency processor tank body (84), the COSSHE high-efficiency processor tank body (84) is a vertical round tank, a high-efficiency processor vortex device (46) is arranged in the COSSHE high-efficiency processor tank body (84), and the high-efficiency processor vortex device (46) comprises a first top horn liquid outlet (46-1), a first middle connecting straight cylinder (46-2) and a first bottom horn slag discharge port (46-3) which are sequentially communicated from top to bottom; the side wall of the first middle connecting straight cylinder (46-2) is communicated with one end of a high-efficiency processor liquid inlet pipe (27), the other end of the high-efficiency processor liquid inlet pipe (27) passes through a COSSHE high-efficiency processor tank body (84) and then is divided into two branches, the two branches at the other end of the high-efficiency processor liquid inlet pipe (27) are respectively communicated with the outlets of two parallel lifting pumps (5), and the high-efficiency processor liquid inlet pipe (27) is also communicated with a third air distribution branch pipe (36); the first bottom horn slag discharge port (46-3) is communicated with one end of a slag discharge pipe (50) of the high-efficiency processor, and the other end of the slag discharge pipe (50) of the high-efficiency processor passes through a lower end socket of a COSSHE high-efficiency processor tank body (84) to be communicated with a sewage discharge pipe (32);

The high-efficiency processor oil receiving pipe (28) is arranged at the top of an upper seal head of the COSSHE high-efficiency processor tank body (84), one end of the high-efficiency processor oil receiving pipe (28) is communicated with the COSSHE high-efficiency processor tank body (84), and the other end of the high-efficiency processor oil receiving pipe (28) is communicated with the sewage draining pipe (32); the high-efficiency processor sludge discharge pipe (26) is arranged at the bottom of a lower seal head of the COSSHE high-efficiency processor tank body (84); one end of a high-efficiency processor sludge discharge pipe (26) is communicated with a COSSHE high-efficiency processor tank body (84), and the other end of the high-efficiency processor sludge discharge pipe (26) is communicated with a sludge tank;

an upper manhole (42) of the high-efficiency processor is arranged at the upper end socket of the COSSHE high-efficiency processor tank body (84), and a lower manhole (52) of the high-efficiency processor is arranged at the lower end socket of the COSSHE high-efficiency processor tank body (84);

the COSSHE high-efficiency processor tank body (84) also comprises a high-efficiency processor upper baffle (44), a high-efficiency processor sedimentation barrel (47) and a high-efficiency processor lower baffle (49) which are arranged from top to bottom, wherein a plurality of through holes are formed in the high-efficiency processor upper baffle (44) and the high-efficiency processor lower baffle (49); the high-efficiency processor upper baffle (44) is sleeved on the periphery of the first top horn liquid outlet (46-1), the high-efficiency processor sedimentation barrel (47) is sleeved on the periphery of the first middle connecting straight barrel (46-2) and the first bottom horn slag discharge port (46-3), and the bottom of the high-efficiency processor sedimentation barrel (47) is not provided with a bottom plate; the high-efficiency processor lower baffle (49) is positioned below the high-efficiency processor sedimentation barrel (47), and a space surrounded by the high-efficiency processor upper baffle (44), the high-efficiency processor sedimentation barrel (47) and the high-efficiency processor lower baffle (49) is filled with high-efficiency processor filler (48); one end of a liquid outlet pipe (45) of the high-efficiency processor is communicated with the side wall of a sedimentation barrel (47) of the high-efficiency processor, and the other end of the liquid outlet pipe (45) of the high-efficiency processor passes through a COSSHE high-efficiency processor tank body (84) to be communicated with a turbulent air floatation type II processor unit.
6. The cosche oilfield sewage treatment device of claim 5, wherein the turbulent air flotation type II processor unit comprises a turbulent air flotation type II processor (7), a turbulent air flotation type II processor slag discharge pipe (60) and a turbulent air flotation type II processor liquid inlet pipe (63);

the turbulent air flotation II-type processor (7) comprises a turbulent air flotation II-type processor tank body (85), the turbulent air flotation II-type processor tank body (85) is a vertical round tank, a turbulent air flotation II-type processor vortex device (65) is arranged in the turbulent air flotation II-type processor tank body (85), and the turbulent air flotation II-type processor vortex device (65) comprises a second top horn liquid outlet (65-1), a second middle connecting straight cylinder (65-2) and a second bottom horn slag outlet (65-3) which are sequentially communicated from top to bottom; the side wall of the second middle connecting straight cylinder (65-2) is communicated with one end of a turbulent flow air floatation type II processor liquid inlet pipe (63), and the other end of the turbulent flow air floatation type II processor liquid inlet pipe (63) passes through a turbulent flow air floatation type II processor tank body (85) to be communicated with a high-efficiency processor liquid outlet pipe (45) and a second air distribution branch pipe (35);

the second bottom horn-shaped slag discharging port (65-3) is communicated with one end of a slag discharging pipe (60) of the turbulent air flotation type II processor, and the other end of the slag discharging pipe (60) of the turbulent air flotation type II processor passes through a lower sealing head of a tank body (85) of the turbulent air flotation type II processor to be communicated with a sewage discharge pipe (32);

The turbulent flow air floatation type II processor upper screen plate (55), the turbulent flow air floatation type II processor micro vortex filler (56) and the turbulent flow air floatation type II processor middle screen plate (57) are sequentially arranged between the inner wall of the turbulent flow air floatation type II processor tank body (85) and the outer wall of the second middle connecting straight cylinder (65-2) from top to bottom; the bottom of the second middle connecting straight cylinder (65-2) is fixedly connected with a turbulent air floatation II type processor tank body (85) through a bracket; a turbulent flow air floatation II type processor lower screen plate (59) is arranged between the bracket and the turbulent flow air floatation II type processor tank body (85), and a turbulent flow air floatation II type processor filter material (58) is arranged above the turbulent flow air floatation II type processor lower screen plate (59);

the side wall of the turbulent flow air floatation type II processor tank body (85) is provided with a manhole (64) in the middle of the turbulent flow air floatation type II processor;

a turbulent flow air floatation type II processor upper manhole (66) and a turbulent flow air floatation type II processor backwashing sewage pipe (29) are arranged at the upper end socket of the turbulent flow air floatation type II processor tank body (85); one end of a backwash sewage drain pipe (29) of the turbulent flow air floatation type II processor is communicated with a tank body (85) of the turbulent flow air floatation type II processor, and the other end of the backwash sewage drain pipe (29) of the turbulent flow air floatation type II processor is communicated with a sewage drain pipe (32); 4-6 groups of first electric cation elimination water processors (61) are arranged at the lower end socket of the turbulent air floatation II-type processor tank body (85); the bottom of the turbulent flow air floatation type II processor tank body (85) is also provided with a turbulent flow air floatation type II processor liquid outlet and backwashing water inlet dual-purpose pipe (62), one end of the turbulent flow air floatation type II processor liquid outlet and backwashing water inlet dual-purpose pipe (62) is communicated with the turbulent flow air floatation type II processor tank body (85), and the other end of the turbulent flow air floatation type II processor liquid outlet and backwashing water inlet dual-purpose pipe (62) is communicated with a gas distribution main pipe (33), a backwashing pipe (39), a water outlet pipe (41) and a turbulent flow air floatation type III processor unit.
7. The cosche oilfield sewage treatment device of claim 6, wherein the turbulent air flotation type III processor unit comprises a turbulent air flotation type III processor (8), a turbulent air flotation type III processor liquid inlet and backwash sewage discharge dual-purpose pipe (30); the turbulent air flotation type III processor (8) comprises a turbulent air flotation type III processor tank body (86), the turbulent air flotation type III processor tank body (86) is a vertical round tank, a turbulent air flotation type III processor oil collecting pipe (31) is arranged at the upper end socket of the turbulent air flotation type III processor tank body (86), one end of the turbulent air flotation type III processor oil collecting pipe (31) is communicated with the turbulent air flotation type III processor tank body (86), and the other end of the turbulent air flotation type III processor oil collecting pipe (31) is communicated with a sewage draining pipe (32);

the turbulent flow air flotation type III processor tank body (86) is internally provided with a turbulent flow air flotation type III processor upper screen plate (70), a turbulent flow air flotation type III processor filler (71) and a turbulent flow air flotation type III processor lower screen plate (72) from top to bottom in sequence, and a turbulent flow air flotation type III processor turbulent generator (69) is arranged between the turbulent flow air flotation type III processor upper screen plate (70) and an upper end socket of the turbulent flow air flotation type III processor tank body (86);

the turbulence generator (69) of the turbulence air flotation type III processor comprises a circular tray (69-1), a liquid distribution cylinder (69-2) is welded at the center of the circular tray (69-1), a plurality of liquid distribution ports are formed in the side wall of the liquid distribution cylinder (69-2), an gradually-opened turbulence guide cylinder (69-3) is welded outside each liquid distribution port, and an injection orifice plate (69-4) is welded at the position of an outwards-opened opening of the turbulence guide cylinder (69-3); a sealing ring plate (69-5) is welded at the opening of the top of the liquid separating cylinder (69-2), a liquid inlet conduit (69-6) is welded in the sealing ring plate (69-5) in a ring manner, and the liquid inlet conduit (69-6) is communicated with the inside of the liquid separating cylinder (69-2);

The end part of a liquid inlet conduit (69-6) of a turbulence air flotation type III processor turbulence generator (69) is connected with a turbulence air flotation type III processor liquid inlet and backwash sewage discharge dual-purpose pipe (30), and one end part of the turbulence air flotation type III processor liquid inlet and backwash sewage discharge dual-purpose pipe (30) passes through a turbulence air flotation type III processor tank body (86) to be communicated with a turbulence air flotation type II processor liquid outlet and backwash water inlet dual-purpose pipe (62), a first gas distribution branch pipe (34) and a sewage discharge pipe (32);

a middle manhole (74) of the turbulent air flotation type III processor is also arranged on the side wall of the tank body (86) of the turbulent air flotation type III processor, which corresponds to the space between the upper sieve plate (70) of the turbulent air flotation type III processor and the filler (71) of the turbulent air flotation type III processor; the upper end socket of the turbulent air flotation type III processor tank body (86) is also provided with a turbulent air flotation type III processor upper manhole (68);

4-6 groups of second electric cation elimination water processors (87) are also arranged at the lower end socket of the turbulent air floatation type III processor tank body (86); the lower end socket of the turbulent air flotation type III processor tank body (86) is also provided with a turbulent air flotation type III processor liquid outlet and backwashing water inlet dual-purpose pipe (73), one end of the turbulent air flotation type III processor liquid outlet and backwashing water inlet dual-purpose pipe (73) is communicated with the turbulent air flotation type III processor tank body (86), and the other end of the turbulent air flotation type III processor liquid outlet and backwashing water inlet dual-purpose pipe (73) is communicated with a water outlet pipe (41), a backwashing circulation sewage disposal system and a gas distribution header pipe (33).
8. The cosche oilfield sewage treatment device of claim 7, wherein the backwash circulating sewage disposal system comprises a backwash water inlet pipe (37), a backwash pump (11), a backwash pipe (39) and a charging tank (13) which are communicated in sequence, and the backwash pipe (39) is also communicated with a turbulent air flotation type II processor liquid outlet and backwash water inlet dual-purpose pipe (62) and a turbulent air flotation type III processor liquid outlet and backwash water inlet dual-purpose pipe (73);

the backwashing circulation sewage disposal system comprises a circulation pump (12), a discharge pipe (40) and a feed pipe (38), wherein a turbulent air floatation type II processor tank body (85) and a turbulent air floatation type III processor tank body (86) are communicated through the discharge pipe (40) and the feed pipe (38) at the same time; an inlet of the circulating pump (12) is communicated with the discharging pipe (40) through a circulating pump inlet pipe (104); the outlet of the circulating pump (12) is communicated with the feeding pipe (38) through a circulating pump outlet pipe (105).