CN209081687U - A kind of sulfonation dumping mud treatment system - Google Patents

Abstract

The utility model discloses a kind of sulfonation dumping mud treatment systems, wherein streaming tank, screening plant, the first homogeneous tank and centrifugal device pass sequentially through pipeline connection, the solid-phase outlet of centrifugal device is connected to the second homogeneous tank by pipeline, and the second homogeneous tank is connect with filter-pressing device；The liquid-phase outlet of centrifugal device liquid-phase outlet and filter-pressing device passes through pipeline and is connected to buffer storage, buffer storage, air-floating apparatus, electric flocculation device and two-filtration devices pass sequentially through pipeline connection, and the concentrated water outlet end of two-filtration devices is connected to MVR equipment for steam treatment；The clear water output end of two-filtration devices is connected to by pipeline with grug feeding jar, and the outlet end of grug feeding jar and the import of streaming tank connect.The utility model can be effectively treated sulfonation discarded slurry, and the standard of discharge can be reached after processing, fundamentally solve the problems, such as that sulfonation discarded slurry causes seriously to pollute to soil and water quality.

Description

A kind of sulfonation dumping mud treatment system

Technical field

The utility model relates to php slurry processing technology fields, more particularly, to a kind of sulfonation dumping mud treatment system System.

Background technique

Three-sulfonated mud system also becomes lignosulfonate mud system, is a kind of function admirable, price that oil field at home generallys use Cheap high temperature resistant type mud system is mainly used for deep drilling process when drilling depth reaches 2000-3000m or more, mesh There is an a large amount of use in preceding oil field each at home, three-sulfonated mud system be exactly added in mud system sulfonated phenol formaldehyde resin, The mud system that the substances such as sulfonated lignite, sulfonation tannin extract are formed.

Generated waste liquid of drilling becomes sulfonation discarded slurry, sulfonation discarded slurry to lignosulfonate mud system in use Be mainly characterized by that water-soluble COD value is high, and coloration is big；Also contain a large amount of inorganic salts in sulfonation discarded slurry, high molecular weight Organic compound, the heavy metal ion such as mercury, arsenic, cadmium, chromium, lead and petroleum hydrocarbon class pollutant, present sulfonation discarded slurry is all It can not be effectively treated and reach discharge standard, so that the discharge of the discarded slurry of sulfonation now causes local water quality, edaphic condition It causes seriously to pollute, serious destruction is caused to local ecological environment and the ecological balance.

Utility model content

For the above problem in the prior art, the utility model proposes a kind of sulfonation dumping mud treatment system, solutions Having determined can not be effectively treated sulfonation discarded slurry now, and discharge standard is not achieved, water quality, edaphic condition is caused to cause sternly It heavily contaminated and the technical problems such as does great damage to local environment and the ecological balance.

The technical solution of the utility model are as follows: a kind of sulfonation dumping mud treatment system, including streaming tank, screening plant, First homogeneous tank, centrifugal device, the second homogeneous tank, filter-pressing device, buffer storage, air-floating apparatus, electric flocculation device and dual Filter device, the streaming tank, screening plant, the first homogeneous tank and centrifugal device pass sequentially through pipeline connection, the centrifugation The solid-phase outlet of device is connected to the second homogeneous tank by pipeline, and the second homogeneous tank is connect with filter-pressing device；The centrifugation The liquid-phase outlet of device liquid-phase outlet and filter-pressing device passes through pipeline and is connected to buffer storage, the buffer storage, air bearing dress It sets, electric flocculation device and two-filtration devices pass sequentially through pipeline connection, the concentrated water outlet end of the two-filtration devices and MVR Equipment for steam treatment connection；The clear water output end of the two-filtration devices is connected to by pipeline with grug feeding jar, the grug feeding jar Outlet end and streaming tank import connect.

Further, the centrifugal device is decanter centrifuge.

Further, the filter-pressing device is plate and frame filter press.

Further, the air-floating apparatus is micro-nano air flotation processing device.

Further, the electric flocculation device is pulse electro-flocculation device.

Further, the membrane structure in the two-filtration devices is ceramic membrane and anti-pollution RO film.

Further, the solid-phase outlet of the electric flocculation device is connected to by pipeline with sludge concentration tank.

Further, the screening plant is vibrating screen.

Lignosulfonate mud is sent in streaming tank by the utility model by grabbing bucket, the biological table that then will be configured in grug feeding jar Face cleaning agent is proportionally added into fluidized reaction in vulcanizing tank, after end of reaction, enters and removes fine sand in screening plant, so After enter in the first homogeneous tank, add gel breaker, heavy metal chelant etc. and reacted, then again by centrifugal device into Row is separated by solid-liquid separation, and liquid phase enters in buffer storage, and solid phase enters in the second homogeneous tank, and is added in the second homogeneous tank After suitable microbiological decomposer reaction treatment, solid phase carries out filters pressing by filter-pressing device again, and the liquid phase of generation also enters In buffer storage, then solid phase is expelled directly out, buffer storage separates the oils in liquid phase, after caching process Liquid phase enters in air-floating apparatus, and air-floating apparatus and the cooperation of electric flocculation device, the electrolytic oxidation reaction for realizing liquid phase, electrolysis are also Original reaction, electrolytic flocculation reaction and electrofloatation reaction realize and the pollutant in liquid phase are carried out comprehensive decomposition and is divided From；Liquid phase after processing enters double film filters, and the concentrated water after then separating is steamed in MVR equipment for steam treatment Hair crystallization, the clear water part discharge after handling, part clear water enter in grug feeding jar for configuring dilution medicament.

Compared with prior art, the utility model has the beneficial effects that

The utility model not only to pass through the utility model by optimizing the equipment of entire process flow Lignosulfonate mud can be effectively treated, the liquid phase after handling can directly reach the standard of discharge, and entire technique Process comparatively simplifies, and entire processing operation process is also relatively simple, and therefore, the utility model fundamentally solves sulfonation Mud causes the problem of seriously polluting to soil and water quality.

Detailed description of the invention

Fig. 1 is a kind of flow chart of sulfonation dumping mud treatment system of the utility model.

Specific embodiment

The technical solution in the utility model is further illustrated with reference to the accompanying drawings and embodiments.

Referring to attached drawing 1, the utility model includes streaming tank 1, screening plant 2, the first homogeneous tank 3, centrifugal device 4, second Homogeneous tank 5, filter-pressing device 6, buffer storage 7, air-floating apparatus 8, electric flocculation device 9 and two-filtration devices 10, the fluidisation Tank 1, screening plant 2, the first homogeneous tank 3 and centrifugal device 4 pass sequentially through pipeline connection, and the solid phase of the centrifugal device 4 goes out Mouth is connected to the second homogeneous tank 5 by pipeline, and the second homogeneous tank 5 is connect with filter-pressing device 6；4 liquid phase of centrifugal device The liquid-phase outlet of outlet and filter-pressing device 6 passes through pipeline and is connected to buffer storage 7, the buffer storage 7, air-floating apparatus 8, electricity Flocculation plant 9 and two-filtration devices 10 pass sequentially through pipeline connection, the concentrated water outlet end of the two-filtration devices 10 and MVR Equipment for steam treatment 11 is connected to；The clear water output end of the two-filtration devices 10 is connected to by pipeline with grug feeding jar 12, described The outlet end of grug feeding jar 12 is connect with the import of streaming tank 1.

Centrifugal device 4 is decanter centrifuge, so that it is larger to the amount of mud centrifugal treating, it in addition avoids preventing from being centrifuged The case where machine blocks.

Filter-pressing device 6 be plate and frame filter press, so that can according to replacement plate and frame filter press in filter cloth come realize by Separation between various sizes of solid granulates and liquid particles, and filters pressing is easy to operate really, and whole process is relatively stable, And filter area can be controlled by increase and decrease sheet frame, so that entire filter-pressing device 6 using more flexible and conveniently.

Air-floating apparatus 8 is micro-nano air flotation processing device；Electric flocculation device 9 is pulse electro-flocculation device；8 He of air-floating apparatus Electric flocculation device 9 cooperates, and realizes electrolytic oxidation reaction, electroreduction reaction, electrolytic flocculation reaction and the electrofloatation of liquid phase Reaction, realizes and the pollutant in liquid phase is carried out to comprehensive decomposition and separation；Using micro-nano air flotation processing device and height Pressure pulse electro-flocculation device makes the electrochemical reaction effect of the pollutants such as inorganic ion, heavy metal ion more preferable, and reaction is more Thoroughly, therefore, so that lignosulfonate mud it is final separating effect it is more preferable.

Membrane structure in two-filtration devices 10 is ceramic membrane and anti-pollution RO film, so that can will be carried out at electrochemistry The lesser impurity of various partial sizes in liquid phase after reason is efficiently separated, and can guarantee the clear water energy after processing in this way The standard of discharge is enough fully achieved.

The solid-phase outlet of electric flocculation device 9 is connected to by pipeline with sludge concentration tank 13, in this way can be in time by electric flocculation Bed mud in device 9 is excluded in time, so that the impurity after handling in electric flocculation device 9 is removed, so that Function is unaffected when electric flocculation handles following liquid-phase, guarantees good treatment effect, and in this way but also electric flocculation Device 9 is not easy to break down, and service life is also longer,.

Screening plant 2 is vibrating screen, so that enables to lignosulfonate mud medium-fine sand removal effect more preferable, avoids fine sand The case where wearing and blocking, is caused to pipeline, fine sand is more avoided to cause the damage of equipment.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model Protection scope within.

Claims (8)

1. a kind of sulfonation dumping mud treatment system, it is characterised in that: including streaming tank, screening plant, the first homogeneous tank, centrifugation Device, the second homogeneous tank, filter-pressing device, buffer storage, air-floating apparatus, electric flocculation device and two-filtration devices, the stream Change tank, screening plant, the first homogeneous tank and centrifugal device pass sequentially through pipeline connection, the solid-phase outlet of the centrifugal device with Second homogeneous tank is connected to by pipeline, and the second homogeneous tank is connect with filter-pressing device；The centrifugal device liquid-phase outlet and pressure The liquid-phase outlet of filter device passes through pipeline and is connected to buffer storage, the buffer storage, air-floating apparatus, electric flocculation device and double Heavy filtration device passes sequentially through pipeline connection, and the concentrated water outlet end of the two-filtration devices is connected to MVR equipment for steam treatment； The clear water output end of the two-filtration devices is connected to by pipeline with grug feeding jar, the outlet end of the grug feeding jar and streaming tank Import connection.

2. a kind of sulfonation dumping mud treatment system as described in claim 1, it is characterised in that: the centrifugal device is sleeping spiral shell Centrifuge.

3. a kind of sulfonation dumping mud treatment system as described in claim 1, it is characterised in that: the filter-pressing device is sheet frame Filter press.

4. a kind of sulfonation dumping mud treatment system as described in claim 1, it is characterised in that: the air-floating apparatus is micro-nano Rice air flotation processing device.

5. a kind of sulfonation dumping mud treatment system as described in claim 1, it is characterised in that: the electric flocculation device is arteries and veins Rush electric flocculation device.

6. a kind of sulfonation dumping mud treatment system as described in claim 1, it is characterised in that: in the two-filtration devices Membrane structure be ceramic membrane and anti-pollution RO film.

7. a kind of sulfonation dumping mud treatment system as described in claim 1, it is characterised in that: the electric flocculation device is consolidated Mutually outlet is connected to by pipeline with sludge concentration tank.

8. a kind of sulfonation dumping mud treatment system as described in claim 1, it is characterised in that: the screening plant is vibration Sieve.