CN104912504A - Environment-friendly integrated drilling waste processing device - Google Patents
Environment-friendly integrated drilling waste processing device Download PDFInfo
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- CN104912504A CN104912504A CN201510296594.XA CN201510296594A CN104912504A CN 104912504 A CN104912504 A CN 104912504A CN 201510296594 A CN201510296594 A CN 201510296594A CN 104912504 A CN104912504 A CN 104912504A
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Abstract
The invention relates to an environment-friendly integrated drilling waste processing device. The environment-friendly integrated drilling waste processing device comprises a tower body, a degassing mechanism, a mixing box and a storage box which are in sequential arrangement from top to bottom, wherein the tower body is provided with a drilling fluid inlet; the storage box is provided with a drilling fluid outlet; the tower body is provided with an ultrasonic wave vibration sieve and a motor; the ultrasonic wave vibration sieve comprises an ultrasonic wave generator, a transmission vertical rod and multi-stage ultrasonic wave sieve screens; the transverse vertical rod is erected in the tower body; the multi-stage ultrasonic wave sieve screens are arranged on the transmission vertical rod in a penetrating way and can rotate by using the transmission vertical rod as an axis; and the multi-stage ultrasonic wave sieve screens at least comprise a desanding ultrasonic wave sieve screen and a desilting ultrasonic wave sieve screen which are in vertical arrangement. The desanding, desilting, degassing and mixing operation efficiency is improved; each layer of the sieve screen is formed by being spliced by a plurality of fan-shaped small sieve screens; the structure of integral equipment is simple and compact; the functions are integrated; the manufacturing cost of the equipment is low; the occupied area is small; both the early-stage configuration and the later-stage equipment transfer are very convenient; and the environment-friendly integrated drilling waste processing device is very suitable to be used as a device for well drilling field drilling fluid waste disposal.
Description
Technical field
The invention belongs to oilfield drilling field of engineering technology, be specifically related to a kind for the treatment of apparatus of integrated form drilling wastes.
Background technology
If the drilling fluid bits that oil drilling scene produces are dealt with improperly and can be polluted soil reclamation; current most land bored well discarded slurry and landwaste are stacked in situ of drilling well; this method of disposal seriously constrains the development of Environment protection of oil field work, has become current oil field and has been badly in need of one of great environmental issue solved.Domestic current be extensively at the other liquid slurry sedimentation basin digging one 500 ~ 1500 cubes of rig, canvas cloth is spread as obstruct in slurries sedimentation basin, but practical effect is not good, because canvas cloth is easy to breakage and weathering, cause poisonous and hazardous drilling mud easily excessive, under rainwash, cause that large area soil is contaminated to be fallen into disuse.
Being separated recovery and reuse again to land bored well discarded object is accomplish environmental protection treatment to the discarded object that drilling well produces in drilling fluid, and best environmental protection treatment mode is undoubtedly mud and does not land the main trend of process, drilling wastes again recovery and reuse comprises the following aspects: the regeneration process of recycling mud, defective mud, the road of solidification spare are broadcasted sowing, landwaste for building the reusing of object, landwaste wetland recovery, oil patch use as fuel.Landwaste after process can be used for the following aspects: the inserts that daily cladding material, concrete, brick or the slabstone of packing material, well cementation sand, refuse landfill manufactures or aggregate, landwaste also on-the-spotly can utilize and manufacture constructional materials, also can be transported to storage field and separately do his and use.
The drilling wastes again prerequisite of recovery and reuse will process the drilling fluid that situ of drilling well produces, especially for realizing recycling of drilling fluid, effective desanding desilt must be carried out to drilling fluid, improve the treatment effeciency of solid control system for drilling fluid.Improve the clearance of solid matter in drilling fluid, economically analyze, improve solid control system efficiency and can reduce the fund that drilling fluid dilutes and waste drilling fluids disposal is used.
The main involving vibrations sieve of existing solid control system for drilling fluid, desander, desilter and centrifuge, use efficient oscillating screen or multi-stage oscillating screen and supercentrifuge greatly can improve the clearance of solid matter in drilling fluid.The most integrated level of existing solid control system for drilling fluid is not high, in system, desanding and desilt operation adopt separately independently equipment to carry out mostly, therefore another drilling fluid of installing is needed between two equipment to pass on configuration, so just cause the floor space of system larger all the time, running cost is also high, it is high that the system initial stage invests to build cost, and resettlement is also very inconvenient.
Summary of the invention
Technical problem to be solved by this invention is the treating apparatus providing a kind of drilling wastes for above-mentioned prior art, and structure is simple, and each component height is integrated, and occupation area of equipment is little, and desanding, desilt are carried out continuously, improves treatment effeciency.
The present invention's adopted technical scheme that solves the problem is: a kind for the treatment of apparatus of environmental protection integrated form drilling wastes, comprise the tower body set gradually from top to bottom, degasification mechanism, mixture case and storage bin, described tower body is provided with drilling fluid entrance, described storage bin is provided with drilling fluid outlet, described tower body is configured with ultrasonic wave vibrosieve and motor, described ultrasonic wave vibrosieve comprises supersonic generator, transmission vertical rod and multi-stage ultrasonic screen cloth, described transmission vertical rod is erected in tower body, described multi-stage ultrasonic screen cloth is located in also can with this transmission vertical rod for axle rotates in described transmission vertical rod, described multi-stage ultrasonic screen cloth at least comprises desanding ultrasonic wave screen cloth setting up and down and desilt ultrasonic wave screen cloth, with realize from drilling fluid entrance enter drilling fluid in tower successively via free-falling after the desanding of desanding ultrasonic wave screen cloth to desilt ultrasonic wave screen cloth desilt, enter the degasification of described degasification mechanism afterwards, mixture case adds materials and to enter storage bin for subsequent use.
Transmission vertical rod in technique scheme can be inside and outside sandwich construction, corresponding with ultrasonic wave screen cloth at different levels, to realize ultrasonic wave screen cloth not at the same level, there is different ultrasound working frequency, utilize and be separated the adjustable feature of ultrasonic frequency, for different geological stratification get out landwaste and mud and select best operating frequency, thus guarantee separating effect.
Preferably, described ultrasonic wave screen cloth has the low conical filter face of middle high rim, thus stream-like drilling fluid can be made to be uniformly distributed along conical filter face, improve effective work area of ultrasonic wave screen cloth, in addition, bulk sand grains ultrasonic wave screen designs being become the conical surface also to contribute to separating from drilling fluid can be transferred to rapidly screen cloth perimeter strip along the conical surface, described every one-level conical screen net is made up of several fan-shaped little screen clothes, object: be convenient to change, end screen cloth use cost is fallen, because screen cloth can not large area damage, only need when damaging among a small circle to change a wherein fritter and save screen cloth cost.Such one side improves the speed of ultrasonic Separation, stream-like drilling fluid can be made again to leak down smoothly simultaneously and not be detained.
Preferably, the aperture of described ultrasonic wave screen cloth is 100 ~ 300 orders (can unrestricted choice).Husky mud in drilling fluid mainly separates by the ultrasonic wave screen cloth of this order number, to reduce the husky wearing and tearing to plant equipment and containment member, improves the quality reclaiming mud.And fine sand mud is retained in drilling fluid, use to make circulation of drilling fluid, mixed in drilling fluid further under hyperacoustic effect by the ultrasonic wave screen cloth fine sand mud got off of selecting and remain and carry out degasification, improve viscosity and the greasy property of drilling fluid, ensure recycling of drilling fluid and reach better effect.
In drilling process, the premium mud reducing sand content can reduce bit freezing and sticky accident of boring greatly, the wear extent of the mechanical parts such as drilling rod, drill collar, helicoid hydraulic motor, drill bit is reduced, meanwhile, high-quality premium drilling fluid can alleviate the wearing and tearing to wellbore pump piston, cylinder body, thus reduces the maintenance to slush pump, in drilling process, high-quality drilling fluid can improve drilling efficiency, helps drilling rod pass rapidly through oil-gas Layer and alleviate the pollution to oil-gas Layer, improves individual well oil and gas production.
Preferably, outside described tower body, corresponding described ultrasonic wave screen cloth is provided with the drawing mechanism of the solid waste separated from ultrasonic wave screen cloth being discharged, described drawing mechanism is connected with centrifuge, conveyer belt and material stock tank in turn, described conveyer belt is configured with drying unit, preferred steam drying, gas can utilize motor to discharge, and also can configure centrigugal swing dryer according to actual needs at the scene.Dried by isolated for desanding ultrasonic wave screen cloth sand grains, can prevent between sand grains adhered to one another, the dispersiveness improving sand grains is convenient to follow-up packed and recycling.Optimum treatment mode: the sand formation cuttings separated are mixed cement and use up as well cementation re-injection, not only pollution-free but also twice laid.
Further, material stock tank is configured with packed, thus is is effectively loaded and transported by the sand grains that desanding obtains, and avoids piling up the pollution brought, for the practicable implementation condition of pollution-free creation is considered in drilling well to be worth doing.
Preferably, in described tower body corresponding drilling fluid entrance be provided with aperture be 6mm or more screen pack.First bulky grain sand grains more than 6mm particle diameter in drilling fluid is separated; this part oarse-grained sand grains effectively can be used on the one hand; also next step desanding desilt separation circuit is conducive on the other hand, because oarse-grained sand grains can damage and increase the use cost of screen cloth very easily to ultrasonic wave screen cloth.
Compared with prior art, the advantage that the present invention has: the treating apparatus providing a kind of environmental protection integrated form drilling wastes, enables desanding and desilt successively carry out continuously up and down in tower, substantially increases desanding desilt efficiency; The present invention designs and adopts multistage ultrasonic wave screen cloth setting up and down to be continuously separated drilling fluid, make full use of drilling fluid stream-like characteristic, naturally circulate subordinate's bolter from higher level's bolter under gravity, because turn feed bin, pipeline and power-equipment etc. without the need to additionally arranging, setting up and down with degasification mechanism, mixture case and storage bin again, make to arrange function i ntegration, be convenient to safeguard and maintenance, the more convenient automatic control of a whole set of setting, operation display, possess larger safety.
The multi-stage ultrasonic adopted divides screen cloth isolation technics to instead of original mechanical vibration technology, the quality of the drilling fluid after desanding desilt is greatly improved, recycles better effects if.Drilling fluid is still retained in the fine sand mud in drilling fluid after being separated via ultrasonic wave screen cloth; can be even with drilling fluid mixed better in ultrasonic wave separation process; repair the viscosity of drilling fluid; and this part fine sand mud remained further increases again the lubricity of drilling fluid, achieve drilling fluid is protected drilling rod and guaranteed drilling fluid carrying capacity object when down-hole recycles.
After sieve number attenuates, decrease the load of desilt machine and high speed desilt machine below, then by bad flocculation of sludge machine with the use of, reach the object that mud can recycle all the time.
Accompanying drawing explanation
Fig. 1 is the structural representation of the treating apparatus of environmental protection integrated form drilling wastes in embodiment.
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, the present invention is described in further detail.
The desanding desilt treating apparatus of the environmental protection integrated form drilling fluid in the present embodiment, by adopting ultrasonic filtration screen cloth, desanding, desilt, degasification, mixture, storage reuse are carried out to the drilling fluid of discharging from down-hole, can realize the drilling fluid after isolated sand grains and process reclaiming preferably or cycling and reutilization, while obtaining better separating effect, also achieve the raising for the treatment of effeciency.
The concrete structure of this treating apparatus as shown in Figure 1, the tower body 1 comprising setting and the ultrasonic wave vibrosieve be arranged on tower body 1, the upper end position of tower body 1 forms drilling fluid entrance 1.1, be disposed with degasification mechanism 12, mixture case 13 and storage bin 14 below tower body 1, described storage bin 14 is provided with drilling fluid outlet 1.2.In described tower body 1, corresponding drilling fluid entrance 1.1 is provided with the screen pack that aperture is 6mm or more, for being separated granule foreign larger in drilling fluid, preventing it from falling on ultrasonic wave screen cloth and causing wearing and tearing to screen cloth.Described ultrasonic wave vibrosieve comprises supersonic generator 2, transmission vertical rod 3 and multi-stage ultrasonic screen cloth 4, transmission vertical rod 3 is erect and is arranged in tower body 1, its upper end coordinates with supersonic generator 2, and the detached job chamber in tower body 1 is stretched in lower end, and supersonic generator 2 is connected with motor 11; Ultrasonic wave screen cloth 4 comprises desanding ultrasonic wave screen cloth 4.1 and desilt ultrasonic wave screen cloth 4.2, certainly, need also to arrange extra desanding, desilt ultrasonic wave screen cloth for actual separation operation, desanding ultrasonic wave screen cloth 4.1 in the present embodiment and desilt ultrasonic wave screen cloth 4.2 are located in transmission vertical rod 3 in the mode at upper and lower interval, and can with transmission vertical rod 3 for axle makes slow circumvolve, drilling fluid entrance 1.1 is crossing with transmission vertical rod 3 to make the drilling fluid entered from drilling fluid entrance 1.1 flow through ultrasonic wave screen cloth 4 smoothly.
Above-mentioned ultrasonic wave screen cloth 4 is disk umbrella, there is the conical filter face that middle high rim is low, thus stream-like drilling fluid can be made to be uniformly distributed along conical filter face, improve effective work area of ultrasonic wave screen cloth 4, in addition, ultrasonic wave screen cloth 4 is designed to the conical surface and also contributes to ultrasonic Separation sand grains out from drilling fluid and can be transferred to rapidly screen cloth perimeter strip along the conical surface, like this, improve the speed of ultrasonic Separation on the one hand, stream-like drilling fluid can be made again to leak down smoothly simultaneously and not be detained.Further, outside tower body 1, corresponding ultrasonic wave screen cloth 4 is provided with drawing mechanism 10, centrifuge 5, conveyer belt 6 and material stock tank 8 in turn, conveyer belt 6 is configured with steam drying 7, material stock tank 8 is configured with packed 9, from the isolated sand of ultrasonic wave screen cloth 4, thick mud successively through centrifugal, to dry and packed realizations is collected, can recycle by cross-docking, substitute traditional stacking, save and creep into on-the-spot occupation of land, and contribute to reducing land pollution, more environmental protection.
In the present embodiment, the aperture of three grades of desanding desilt ultrasonic wave screen clothes is respectively 100 orders, 150 orders and 200 ~ 300 orders.
The treating apparatus of said structure, by desanding desilt tower body 1, degasification mechanism 12, mixture case 13 with storage bin 14 is setting up and down forms, adopt longitudinal processing mode, drilling fluid injects from the drilling fluid entrance 1.1 of tower top, successively through screen pack coarse filtration, larger particles material in removing drilling fluid, then via ultrasonic wave screen cloth 4 desanding desilt, drilling fluid falls into degasification mechanism 12 again and carries out degasification, enter mixture case 13, by to reagent in drilling fluid, lay in the drilling fluid inflow storage bin 14 finally obtained, realize down-hole by drilling fluid outlet 1.2 and recycle.And the particle discarded object obtained by ultrasonic wave screen filtration through centrifugal, dry and packed his use that realizes, as filled out oil gas disused well.The drilling fluid that the mode adopting ultrasonic wave screen cloth to be separated scrap in drilling fluid obtains its remain thin mud, ultrasonic wave makes the thin mud of retention and drilling fluid mixed obtain more even, improve lubricity and the viscosity of drilling fluid, contribute to the transaction capabilities guaranteeing that circulation of drilling fluid uses.
The treating apparatus of the environmental protection integrated form drilling fluid discarded object of said structure substantially increases desanding desilt, degasification, Compounding Operation efficiency, and integral device is simple for structure, function i ntegration, equipment preparation cost is low, floor space is little, be that initial stage configuration and post facility transfer are all very convenient, pole is suitable for the configuration as the offal treatment of situ of drilling well drilling fluid.
Claims (7)
1. the treating apparatus of an environmental protection integrated form drilling wastes, it is characterized in that: comprise the tower body set gradually from top to bottom, degasification mechanism, mixture case and storage bin, described tower body is provided with drilling fluid entrance, described storage bin is provided with drilling fluid outlet, described tower body is configured with ultrasonic wave vibrosieve and motor, described ultrasonic wave vibrosieve comprises supersonic generator, transmission vertical rod and multi-stage ultrasonic screen cloth, described transmission vertical rod is erected in tower body, described multi-stage ultrasonic screen cloth is located in also can with this transmission vertical rod for axle rotates in described transmission vertical rod, described multi-stage ultrasonic screen cloth at least comprises desanding ultrasonic wave screen cloth setting up and down and desilt ultrasonic wave screen cloth, with realize from drilling fluid entrance enter drilling fluid in tower successively via free-falling after the desanding of desanding ultrasonic wave screen cloth to desilt ultrasonic wave screen cloth desilt, enter the degasification of described degasification mechanism afterwards, mixture case adds materials and to enter storage bin for subsequent use.
2. the treating apparatus of environmental protection integrated form drilling wastes according to claim 1, is characterized in that: described ultrasonic wave screen cloth has the wide conical filter face of middle narrow edge.
3. the treating apparatus of environmental protection integrated form drilling wastes according to claim 2, is characterized in that: described ultrasonic wave screen cloth is assembled by some fan-shaped little screen clothes.
4. the treating apparatus of environmental protection integrated form drilling wastes according to claim 1, is characterized in that: the aperture of described ultrasonic wave screen cloth is 100 ~ 300 orders.
5. the treating apparatus of environmental protection integrated form drilling wastes according to claim arbitrary in claims 1 to 3, it is characterized in that: outside described tower body, corresponding described ultrasonic wave screen cloth is provided with the drawing mechanism of the solid waste separated from ultrasonic wave screen cloth being discharged, described drawing mechanism is connected with centrifuge, conveyer belt and material stock tank in turn, and described conveyer belt is configured with drying unit.
6. the treating apparatus of environmental protection integrated form drilling wastes according to claim 4, is characterized in that: described material stock tank is configured with packed.
7. the treating apparatus of environmental protection integrated form drilling wastes according to claim 1, is characterized in that: in described tower body corresponding drilling fluid entrance be provided with aperture be 6mm or more screen pack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510296594.XA CN104912504B (en) | 2015-06-03 | 2015-06-03 | A kind of processing unit of environmentally friendly integrated form drilling wastes |
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| CN201510296594.XA CN104912504B (en) | 2015-06-03 | 2015-06-03 | A kind of processing unit of environmentally friendly integrated form drilling wastes |
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| CN104912504A true CN104912504A (en) | 2015-09-16 |
| CN104912504B CN104912504B (en) | 2018-04-03 |
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Cited By (2)
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| CN106891440A (en) * | 2017-02-17 | 2017-06-27 | 建基建设集团有限公司 | A kind of economic and practical complete processing equipment of type cast-in-situ bored pile mud and processing method |
| CN111101887A (en) * | 2018-10-29 | 2020-05-05 | 中国石油天然气股份有限公司 | Comprehensive utilization device and method for recycling well cementation waste cement slurry |
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2015
- 2015-06-03 CN CN201510296594.XA patent/CN104912504B/en not_active Expired - Fee Related
Patent Citations (6)
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| CN101245695A (en) * | 2007-02-15 | 2008-08-20 | 刘剑雄 | Drilling fluids and drill cuttings dry type splitter |
| WO2014134726A1 (en) * | 2013-03-05 | 2014-09-12 | Sonoro Energy Ltd. | Method for treatment of oil and sand cuttings |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106891440A (en) * | 2017-02-17 | 2017-06-27 | 建基建设集团有限公司 | A kind of economic and practical complete processing equipment of type cast-in-situ bored pile mud and processing method |
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| CN104912504B (en) | 2018-04-03 |
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