CN204125312U - A kind of sledge-borne type well drilling waste mud resource utilization recovery and processing system - Google Patents

A kind of sledge-borne type well drilling waste mud resource utilization recovery and processing system Download PDF

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Publication number
CN204125312U
CN204125312U CN201420445322.2U CN201420445322U CN204125312U CN 204125312 U CN204125312 U CN 204125312U CN 201420445322 U CN201420445322 U CN 201420445322U CN 204125312 U CN204125312 U CN 204125312U
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unit
mud
processing
recovery
separation unit
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CN201420445322.2U
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姚佐国
于勇勇
刘小见
罗平凯
李学雷
赵科
杨凯
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BEIJING LIANZHONG HUAYU ENVIRONMENTAL PROTECTION TECHNOLOGY Co Ltd
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BEIJING LIANZHONG HUAYU ENVIRONMENTAL PROTECTION TECHNOLOGY Co Ltd
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Abstract

The utility model discloses a kind of sledge-borne type well drilling waste mud resource utilization recovery and processing system, comprise the slurry transportation unit, initial gross separation unit, Slurry Storage unit, solid-liquid separation unit and the mud reclamation unit that connect successively, wherein: described initial gross separation unit comprises the machine of being filtered dry, rotating machine and automatic control box, the liquid phase that initial gross separation unit produces enters into Slurry Storage unit; Described Slurry Storage unit comprises Slurry Storage tank; Described solid-liquid separation unit comprises whizzer, whizzer fresh feed pump and centrifugal motor, and the liquid phase that solid-liquid separation unit produces enters into mud reclamation unit; Described mud reclamation unit comprises mud reclamation groove and mud reclamation pump; Further, described each processing unit accessible site is arranged on a skid frame.The resource utilization that well drilling waste mud after this system process can realize higher than 98% is recycled, and to solution current drilling area dumping mud treatment effect is undesirable, secondary pollution problems that is that cause has important practical significance.

Description

A kind of sledge-borne type well drilling waste mud resource utilization recovery and processing system
Technical field
The utility model relates to a kind of mud disposal system, is specifically related to a kind of sledge-borne type well drilling waste mud resource utilization recovery and processing system, belongs to field of Environment Protection.
Background technology
General containing Multiple components such as clay, high-density weighting material, chemical additive, oils, drilling cuttings in oilfield drilling discarded slurry, in thick gel shape, there is good viscosity and stability.Well drilling waste mud can produce larger pollution to environment, is mainly manifested in: polluted underground water and surface water resources, cause soil compaction, unfavorable to plant-growth, even cannot grows, cause soil to return cultivated, cause land wastage; The each heavy metal species carried in discarded slurry is trapped in soil, affects the growth of plant and the breeding of microorganism, the enrichment because of plant absorption simultaneously, the health of harm people and animals; In addition, the additive contained in discarded slurry and some product after biological degradation have larger toxic action to hydrocoles and birds.
The method of current process well drilling waste mud mainly contains solid-liquid isolation method, ultrasonication method, annular space or stratum injection method, biological treatment, burning method and solidification method etc.But, these treatment processs mostly exist treatment effect undesirable, easily cause secondary pollution, processing cost high, can not with brill process, through engineering approaches performance difficulty, there is the series of problems such as pollution and potential safety hazard.Given this, developing a set of new and effective treatment technology and the device that effectively can process well drilling waste mud, is very necessary and urgent to the current increasingly serious well drilling waste mud process difficult problem of solution.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provides one can realize with brill process, and can realize the recovery and processing system of well drilling waste mud resource recycling utilization.
For achieving the above object, the utility model is by the following technical solutions:
A kind of sledge-borne type well drilling waste mud resource utilization recovery and processing system, comprise the slurry transportation unit, initial gross separation unit, Slurry Storage unit, solid-liquid separation unit and the mud reclamation unit that are connected successively by pipeline, wherein: described initial gross separation unit comprises the machine of being filtered dry, rotating machine and automatic control box, the liquid phase that initial gross separation unit produces enters into Slurry Storage unit; Described Slurry Storage unit comprises Slurry Storage tank; Described solid-liquid separation unit comprises whizzer, whizzer fresh feed pump and centrifugal motor, and the liquid phase that solid-liquid separation unit produces enters into mud reclamation unit; Described mud reclamation unit comprises mud reclamation groove and mud reclamation pump.
Preferably: described slurry transportation unit comprises worm conveyor or spiral pump.
Preferably: also comprise a slurry collecting in described slurry transportation unit and deposit tank.
Preferably: described in be filtered dry machine filter screen diameter be 900mm.
Preferably: described in be filtered dry machine rotating speed be 0 ~ 900 rev/min.
Preferably: in described Slurry Storage tank, be provided with the first stirrer.
Preferably: the separating particles particle diameter of described whizzer is 2 ~ 5 μm.
Preferably: in described mud reclamation groove, be provided with the second stirrer.
Preferably: described slurry transportation unit, initial gross separation unit, Slurry Storage unit, solid-liquid separation unit and mud reclamation unit are arranged on a skid frame.
Preferably: described treatment system also comprises the electric control system of each equipment being carried out to Real-Time Monitoring and Automated condtrol.
The beneficial effects of the utility model are, relative to existing treatment system of creeping into discarded slurry, mud reclamation treatment system structure of the present utility model is simple, be easy to through engineering approaches operation, mud reclamation processing efficiency is high, the resource utilization that can realize higher than 98% is recycled, and effectively can solve current drilling area dumping mud treatment effect undesirable, and easily cause secondary pollution problems in treating processes.And, the utility model also by each process equipment integration on a skid frame, and then can achieve with brill process, does not need additional floor to found the factory, save drilling mud transportation equipment and expense, avoid the mud transporting overweight middle generation simultaneously and land the problem of contaminate environment.In addition, the solid phase that the initial gross separation unit machine solid-liquid separation unit in this treatment system produces is paved the way through solidifying further or can be used for municipal administration after brickmaking process, achieves the recycling again of resource.
Accompanying drawing explanation
Fig. 1 shows the structural representation of well drilling waste mud resource utilization recovery and processing system described in the utility model.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described further.
As shown in Figure 1, well drilling waste mud resource utilization recovery and processing system described in the utility model, comprising: skid frame (not shown) and be located at the slurry transportation unit 1, initial gross separation unit 2, Slurry Storage unit 3, solid-liquid separation unit 4 and the mud reclamation unit 5 that connect successively on skid frame, by pipeline, wherein, described skid frame can adopt any known structure in this area, does not repeat them here detailed construction, worm conveyor or spiral pump is provided with in described slurry transportation unit 1, described initial gross separation unit 2 comprises the machine of being filtered dry 21, rotating machine 22 and automatic control box 23, further, the described screen cloth diameter being filtered dry machine 21 is 900mm, the solid matter being greater than 900mm in discarded slurry can be separated with discarded slurry, liquid phase after separation enters in Slurry Storage unit 3 through pipeline, described Slurry Storage unit 3 comprises Slurry Storage tank, is provided with the first stirrer 31 in described Slurry Storage tank, so that be fully uniformly mixed the discarded slurry in Slurry Storage tank, discarded slurry after mixing enters into the whizzer 41 of solid-liquid separation unit 4 under the effect of whizzer fresh feed pump 42, and under the drive of centrifugal motor 43, realize solid-liquid centrifugation separation, the separating particles diameter of whizzer 41 is 2 ~ 5 μm, the solid matter being greater than 2 ~ 5 μm in discarded slurry can be separated from recovery mud, liquid phase after separation enters into mud reclamation unit 5, described mud reclamation unit 5 comprises mud reclamation groove 51, be located at the second stirrer 52 in mud reclamation groove 51 and mud reclamation pump 53, after recovery mud in accumulator tank 51 is uniformly mixed under the effect of the second stirrer 52, mud reuse specified point is delivered under the effect of mud reclamation pump 53.In addition, well drilling waste mud resource utilization recovery and processing system described in the utility model also comprises and connects all electrical equipments and on-line monitoring instrument, to realize the electric control system of all devices being carried out to Real-Time Monitoring and Automated condtrol.
Adopt well drilling waste mud resource utilization recovery and processing system described in the utility model to process discarded slurry, its process comprises the steps:
1) mud charging: recovery and processing system described in the utility model, the situation that can produce according to well drilling waste mud, adopts different mud feed process respectively, wherein:
A) when discarded slurry supplied materials is continuity material, the charging of worm conveyor persistence can be adopted;
B) when discarded slurry is intermittent generation, for ensureing that the continuity of recovery and processing system described in the utility model is run, one slurry collecting separately can be set and deposit tank, first pending discarded slurry is collected into this slurry collecting and deposit in tank, and then use spiral pump to realize continuity charging;
2) preliminary filtering separation: the discarded slurry after collection enters after in the machine that is filtered dry 21 of initial gross separation unit 2, can effectively control to be filtered dry speed of rotation and the direction of mud in machine under the effect of automatic controlling 23, under the speed of rotation of 0 ~ 900 rev/min, solid-liquid separation can be realized;
Described being filtered dry in machine 21 is provided with the screen cloth that mesh diameter is 900mm, rotate and screen cloth effect under, can realize being greater than the solid matter of 900mm and being separated of liquid phase in discarded slurry, the well drilling waste mud of liquid phase enters into Slurry Storage unit 3 through pipeline under the effect of pump;
3) centrifugal solid-liquid is separated: in Slurry Storage unit 3, well drilling waste mud fully mixes under the effect of the first agitator 31, then under the effect of whizzer fresh feed pump 42, whizzer 41 is entered into, and under the drive of centrifugal motor 43, realize the centrifugation of 1800 ~ 5000 revs/min, whizzer, be greater than the solid matter of 2 ~ 5 μm in separable discarded slurry, the liquid phase that centrifugation produces enters in the mud reclamation groove 51 in mud reclamation unit 5;
4) mud reclamation: the recovery mud in mud reclamation groove 51 is delivered to mud reclamation appointed place through mud reclamation pump 53 after fully mixing under the effect of the second agitator 52;
5) solid phase utilizes: lime can be adopted to solidify for initial gross separation unit 2 and the isolated solid phase of solid-liquid separation unit 4 or the method for brickmaking obtains solidifying product, and can be used for municipal administration and the purposes such as to pave the way.
The utility model is by preferred embodiment having carried out detailed explanation.But, by studying carefully above, to the change of each embodiment with to increase also be that one of ordinary skill in the art institute is apparent.Being intended that all these changes and increasing of applicant has dropped in the protection domain of the utility model claim.
Term used herein is only and is illustrated specific embodiment, and it is also not intended to limit the utility model.Unless otherwise defined, all terms used herein (comprising technical term and scientific terminology) are all identical with the understanding of the utility model one of ordinary skill in the art.Also must it is clear that, except having clear and definite definition in this article, in such as dictionary, the term of usually definition should be interpreted as can having the consistent meaning in the linguistic context of this specification sheets and correlation technique, and the idealized or undue formalization should do not explained.Known function or structure are in briefly and clearly consider or repeat no more.

Claims (10)

1. a sledge-borne type well drilling waste mud resource utilization recovery and processing system, it is characterized in that: comprise the slurry transportation unit, initial gross separation unit, Slurry Storage unit, solid-liquid separation unit and the mud reclamation unit that are connected successively by pipeline, wherein: described initial gross separation unit comprises the machine of being filtered dry, rotating machine and automatic control box, the liquid phase that initial gross separation unit produces enters into Slurry Storage unit; Described Slurry Storage unit comprises Slurry Storage tank; Described solid-liquid separation unit comprises whizzer, whizzer fresh feed pump and centrifugal motor, and the liquid phase that solid-liquid separation unit produces enters into mud reclamation unit; Described mud reclamation unit comprises mud reclamation groove and mud reclamation pump.
2. recovery and processing system according to claim 1, is characterized in that: described slurry transportation unit comprises worm conveyor or spiral pump.
3. recovery and processing system according to claim 1, is characterized in that: also comprise a slurry collecting in described slurry transportation unit and deposit tank.
4. recovery and processing system according to claim 1, is characterized in that: described in be filtered dry machine filter screen diameter be 900mm.
5. recovery and processing system according to claim 1, is characterized in that: described in be filtered dry machine rotating speed be 0 ~ 900 rev/min.
6. recovery and processing system according to claim 1, is characterized in that: be provided with the first stirrer in described Slurry Storage tank.
7. recovery and processing system according to claim 1, is characterized in that: the separating particles particle diameter of described whizzer is 2 ~ 5 μm.
8. recovery and processing system according to claim 1, is characterized in that: be provided with the second stirrer in described mud reclamation groove.
9. recovery and processing system as claimed in any of claims 1 to 8, is characterized in that: described slurry transportation unit, initial gross separation unit, Slurry Storage unit, solid-liquid separation unit and mud reclamation unit are arranged on a skid frame.
10. the recovery and processing system according to claim 1 to 8 any one, is characterized in that: described treatment system also comprises the electric control system of each equipment being carried out to Real-Time Monitoring and Automated condtrol.
CN201420445322.2U 2014-08-07 2014-08-07 A kind of sledge-borne type well drilling waste mud resource utilization recovery and processing system Active CN204125312U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104843955A (en) * 2015-04-03 2015-08-19 李磊 Oil and gas field drilling mud waste while-drilling processing system and processing method thereof
CN105130145A (en) * 2015-09-25 2015-12-09 北京联众华禹环保科技有限公司 Reduced, harmless and resourceful treatment system and process for abandoned drilling mud

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104843955A (en) * 2015-04-03 2015-08-19 李磊 Oil and gas field drilling mud waste while-drilling processing system and processing method thereof
CN105130145A (en) * 2015-09-25 2015-12-09 北京联众华禹环保科技有限公司 Reduced, harmless and resourceful treatment system and process for abandoned drilling mud

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