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CN208502701U - A kind of discarded oil-base mud recycling and processing equipment of drilling well - Google Patents

A kind of discarded oil-base mud recycling and processing equipment of drilling well Download PDF

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Publication number
CN208502701U
CN208502701U CN201821204845.2U CN201821204845U CN208502701U CN 208502701 U CN208502701 U CN 208502701U CN 201821204845 U CN201821204845 U CN 201821204845U CN 208502701 U CN208502701 U CN 208502701U
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CN
China
Prior art keywords
centrifuge
oil
horizontal type
discarded
type screw
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Expired - Fee Related
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CN201821204845.2U
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Chinese (zh)
Inventor
徐凯
涂金平
郑强
张凤
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West Of Chengdu Petroleum Equipment Ltd Co
Chengdu Zhi Kai Separation Technology Co Ltd
Original Assignee
West Of Chengdu Petroleum Equipment Ltd Co
Chengdu Zhi Kai Separation Technology Co Ltd
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Application filed by West Of Chengdu Petroleum Equipment Ltd Co, Chengdu Zhi Kai Separation Technology Co Ltd filed Critical West Of Chengdu Petroleum Equipment Ltd Co
Priority to CN201821204845.2U priority Critical patent/CN208502701U/en
Application granted granted Critical
Publication of CN208502701U publication Critical patent/CN208502701U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of drilling wells to discard oil-base mud recycling and processing equipment, including solid controlling system, separator, conveying device and heating device, discarded slurry is separated by solid-liquid separation through solid controlling system, is delivered to vertical helical filtering centrifuge through transportation system and is separated, and the liquid phase that heating device handles horizontal type screw settling centrifuge is reprocessed after heating.It is handled the beneficial effects of the utility model are: carrying out deoiling, dewatering again to discarded oil-base mud in the case where not adding any chemical agent, recycles the liquid phase part in discarded slurry, and density of liquid phase can be down to 1.0 ~ 1.2g/cm after processing3, the oil content in solid phase is lower, after processing liquid phase can complete-reclaiming, reduce the harmless treatment cost that oil-base mud is discarded in drilling well;Heating device can be heated to two-stage horizontal type screw settling centrifuge any entry material, it can be achieved that multi-functional configuration, can select different processing units according to discarded oil-base mud material characteristic, processing complexity.

Description

A kind of discarded oil-base mud recycling and processing equipment of drilling well
Technical field
The utility model relates to the processing technique of pollutant during oil and gas well drilling, especially one kind can be from brill Well is discarded in oil-base mud and oil-contained drilling cuttings, and the oil-base mud recycling and processing equipment for drilling engineering reuse is recycled.
Background technique
The multiphase stable suspersion liquid system that drilling well oil-base mud is mainly made of liquid phase, solid phase and chemical addition agent, liquid phase Oilfield Chemicals are added using diesel oil, white oil, bio oil, mineral oil, synthetic oil as base oil;Solid phase include bentonite, blanc fixe, Broken landwaste etc..The discarded oil-base mud generated in drilling process includes the oil-contained drilling cuttings, complete of solid controlling system solid-liquid separation The discarded oil-base mud such as drain is returned in the clear tank bottom mud of well, well cementation, leak stopping.Both at home and abroad for discarding oil-base mud and oil-contained drilling cuttings etc. The discharge of oily waste has the strict demand of stringent limitation and laws and regulations according to People's Republic of China's hazardous waste The relevant regulations of management, oily waste belong to danger wastes;Followed by the discarded oil base mud particle distribution is wide, about 2 μm~ 2000 μm, oil content about 15~40%, complicated component, processing difficulty is big, and recovery value is high.
Currently, discarded oil-base mud conventional method includes microbial metabolism edman degradation Edman, pyrolysismethod, incineration method, chemical cleaning Method etc..Microbial metabolism edman degradation Edman decomposes low oil-containing solid phase oily substance using the metabolism of microorganism, but microorganism is new The old metabolism period is usually longer, while arene content is higher in oil, has significant bio-toxicity, has to the metabolism of microorganism Significant inhibiting effect, bacteria metabolism are that oily substance metabolic breakdown is unfavorable for oily substance Resource recoveryization benefit With.Pyrolysismethod utilizes anoxybiotic pyrolysis separation, it is ensured that oxygen is heated to 500-1000 DEG C, and equipment investment is big, and energy consumption is big.Incineration method is logical It crosses and it is realized into the removal of oil-base mud pollution with combination burning with fuel, but its processing cost is higher, while may bring secondary Pollution.Chemical cleaning method is using emulsification separated and dissolved, and be demulsified oil recovery phase, but treatment process need to consume aqueous solvent, can generate and contain There is sewage, forms secondary pollution.
Notification number is that CN103643910B discloses the recovery gear of mud and diesel oil base in a kind of discarded oil-base mud, benefit Oil-base mud is recycled with filtering-centrifugal sedimentation coupling technique, isolated base oil solid phase takes off equipment by leaching-steaming and realizes oil production machine Recycling, but density of liquid phase is higher after the technical treatment, and about 1.3~1.6g/cm3, solid phase oil content is higher, after increasing Continuous solid phase processing energy consumption and secondary pollution, the drilling fluid reuse density for being unable to satisfy drilling well quotient proposition are 1.2g/cm3 and following.
The processing complexity of the waste liquid followed by generated in drilling process is related with drilling depth and geological stratification, bores The waste liquid that well mid-term and later period generate is difficult compared with the waste liquid that drilling well generates early period, therefore the processing unit hardly possible of simple function To meet the needs of processing.
Utility model content
The shortcomings that the purpose of the utility model is to overcome the prior arts provides a kind of drilling well and discards at oil-base mud reuse Manage device.
The purpose of this utility model is achieved through the following technical solutions: a kind of discarded oil-base mud Treatment for Reuse dress of drilling well It sets, including solid controlling system, separator, conveying device and heating device, it is characterised in that: the separator includes vertical spiral Filtering centrifuge, first order horizontal type screw settling centrifuge and second level horizontal type screw settling centrifuge are revolved, the well head returns Oil-contained drilling cuttings of the mud through solid controlling system solid-liquid separation are delivered to vertical helical filtering centrifuge, vertical spiral by conveying device Rotation filtering centrifuge liquid-phase outlet is connect with transfer tank compartment I and transfer tank compartment II, the outlet and the first order of transfer tank compartment I The entrance of horizontal type screw settling centrifuge connects, the outlet of transfer tank compartment II and entering for second level horizontal type screw settling centrifuge Mouth connection, the liquid-phase outlet of horizontal type screw settling centrifuge are connect with surge tank entrance, and heating device is to transfer tank compartment I in Turn the material heating in tank compartment II, the outlet of surge tank is connect with system circulation tank entrance, the separator, conveying device It is connect with heating device with control system device, the control system device is mounted in the explosion-proof control box of tank body side.
Preferably, the solid controlling system includes elevated trough, sand setting storehouse, vibrating screen, cleans all-in-one machine and centrifuge, described Vibrating screen, cleaning all-in-one machine and centrifuge are placed in solid controlling tank face, and well head returns to mud and enters vibrating screen, the vibration through elevated trough Sieve forms two or three vibrating screens by two or three, and the vibrating screen, cleaning all-in-one machine and centrifuge return to mud to well head Slurry is separated by solid-liquid separation.
Preferably, the conveying device includes screw conveyor I, landwaste feeding pump and screw conveyor II, described Screw conveyor I is the feeding port of landwaste feeding pump, and the landwaste feeding pump can be replaced with screw conveyor.
Preferably, blender, fluid level controller, conveying are installed on the transfer tank, surge tank and system circulation tank Attachmentes, the attachmentes such as the blender, fluid level controller, delivery pump and lighting apparatus and the control system device such as pump and lighting apparatus Connection.
Preferably, the vertical helical filtering centrifuge revolving speed can within the scope of 600 ~ 1500r/min frequency control or It is set as determining revolving speed, screen specification is 0.1 ~ 1mm, and the solid phase that vertical helical filtering centrifuge is isolated is defeated through screw conveyor II It send to cuttings boxes I, the filter cake mode of movement on screw conveyor II is full seal type.
Preferably, the first order horizontal type screw settling centrifuge revolving speed can be in the range of separating factor 1000 ~ 3200 Frequency control, the second level horizontal type screw settling centrifuge are that frequency control is realized in 1500 ~ 4000 ranges in separating factor.
Preferably, the transfer tank compartment includes transfer tank compartment I and transfer tank compartment II, and the heating device can be right Two-stage horizontal type screw settling centrifuge any entry material is heated.
Preferably, the horizontal type screw settling centrifuge includes that first order horizontal type screw settling centrifuge and the second level are sleeping The solid-phase outlet of formula screw settling centrifuge, the first order horizontal type screw settling centrifuge is connect with cuttings boxes II, described The solid-phase outlet of second level horizontal type screw settling centrifuge is connect with cuttings boxes III.
Preferably, the vertical helical filtering centrifuge, first order horizontal type screw settling centrifuge and the second level are horizontal Screw settling centrifuge is connect with the flame-proof converter control cabinet of control system device.
Preferably, the tank body side is transfer tank body side, buffering tank body side or system circulation tank body side.
The utility model has the advantage that
1, it carries out deoiling, dewatering again to discarded oil-base mud in the case where not adding any chemical agent to handle, recycling Liquid phase part in discarded slurry, and density of liquid phase can be down to 1.0 ~ 1.2g/cm after processing3, the oil content in solid phase is lower, place After reason liquid phase can complete-reclaiming, realize drilling well discard oil-base mud harmless treatment;
2, heating device can heat, it can be achieved that multifunctional ligand two-stage horizontal type screw settling centrifuge any entry material It sets, different processing units can be selected according to discarded oil-base mud material characteristic, processing complexity.
Detailed description of the invention
Fig. 1 is the schematic diagram of the utility model structure;
In figure, 1- elevated trough, 2- vibrating screen, 3- cleaning all-in-one machine, 4- centrifuge, 5- screw conveyor I, 6- landwaste feeding Pump, 7- vertical helical filtering centrifuge, 8- screw conveyor II, 9- cuttings boxes I, 10- heating device, 11- transfer tank compartment I, 12- cuttings boxes II, 13- first order horizontal type screw settling centrifuge, 14- transfer tank compartment II, 15- cuttings boxes III, 16- second Grade horizontal type screw settling centrifuge, 17- surge tank, 18- system circulation tank, 19- sand setting storehouse.
Specific embodiment
Further to illustrate that the utility model is the technology hand reaching the beneficial purpose of scheduled utility model and being taken Section and effect, below in conjunction with attached drawing and preferred embodiment, to the specific embodiment, structure, spy according to the present utility model application Sign and its effect, detailed description is as follows.In the following description, what different " embodiment " or " embodiment " referred to is not necessarily same One embodiment, in addition, the special characteristic, structure or feature in one or more embodiments can have any suitable form to combine:
As shown in Figure 1, oil-base mud recycling and processing equipment, including solid controlling system, separator, conveying are discarded in a kind of drilling well Device and heating device, it is characterised in that: the separator includes vertical helical filtering centrifuge 7, first order horizontal spiral Sedimentation centrifuge 13 and second level horizontal type screw settling centrifuge 16, the well head return to mud through solid controlling system solid-liquid separation Oil-contained drilling cuttings be delivered to vertical helical filtering centrifuge 7, the liquid that vertical helical filtering centrifuge 7 is isolated by conveying device Mutually outlet is connect with transfer tank compartment I11 and transfer tank compartment II14, the outlet of transfer tank compartment I11 and first order horizontal spiral The entrance of sedimentation centrifuge 13 connects, the outlet of transfer tank compartment II14 and the entrance of second level horizontal type screw settling centrifuge 16 Connection, the liquid-phase outlet of horizontal type screw settling centrifuge are connect with 17 entrance of surge tank, and heating device 10 is to transfer tank compartment I11 With the material heating in transfer tank compartment II14, the outlet of surge tank 17 is connect with 18 entrance of system circulation tank, the separation dress Set, conveying device and heating device 10 are connect with control system device, the control system device is mounted on the explosion-proof of tank body side In control cabinet.
As optional embodiment, the solid controlling system includes elevated trough 1, sand setting storehouse 19, vibrating screen 2, cleaning one Body machine 3 and centrifuge 4, the vibrating screen 2, cleaning all-in-one machine 3 and centrifuge 4 are placed in solid controlling tank face, and well head returns to mud through height Rack slot 1 enters vibrating screen 2, and the vibrating screen 2 forms two or three vibrating screens, the vibrating screen 2, cleaning by two or three All-in-one machine 3 and centrifuge 4 return to mud to well head and are separated by solid-liquid separation.
As optional embodiment, the conveying device includes screw conveyor I5, landwaste feeding pump 6 and spiral transferring Sending machine II8, the screw conveyor I5 is the feeding port of landwaste feeding pump 6, and the landwaste feeding pump 6 can use screw conveyor Instead of.
As optional embodiment, be equipped on the transfer tank, surge tank 17 and system circulation tank 18 blender, The attachmentes such as fluid level controller, delivery pump and lighting apparatus, the blender, fluid level controller, delivery pump and lighting apparatus etc. are attached Part is connect with control system device.
As optional embodiment, 7 revolving speed of vertical helical filtering centrifuge can be in 600 ~ 1500r/min range Interior frequency control is set as determining revolving speed, and screen specification is 0.1 ~ 1mm, the solid phase warp that vertical helical filtering centrifuge 7 is isolated Screw conveyor II8 is delivered to cuttings boxes I9, and the filter cake mode of movement on screw conveyor II8 is full seal type.
As optional embodiment, 13 revolving speed of first order horizontal type screw settling centrifuge can be in separating factor 1000 Frequency control in the range of ~ 3200, the second level horizontal type screw settling centrifuge 16 are 1500 ~ 4000 ranges in separating factor Interior realization frequency control.
As optional embodiment, the transfer tank compartment includes transfer tank compartment I11 and transfer tank compartment II14, The heating device 10 can heat two-stage horizontal type screw settling centrifuge any entry material.
As optional embodiment, the horizontal type screw settling centrifuge includes the centrifugation of first order horizontal type screw settling Machine 13 and second level horizontal type screw settling centrifuge 16, the solid-phase outlet of the first order horizontal type screw settling centrifuge 13 with Cuttings boxes II12 connection, the solid-phase outlet of the second level horizontal type screw settling centrifuge 16 are connect with cuttings boxes III15.
As optional embodiment, the vertical helical filtering centrifuge 7, first order horizontal type screw settling centrifuge 13 and second level horizontal type screw settling centrifuge 16 connect with the flame-proof converter control cabinet of control system device.
As optional embodiment, the tank body side is that transfer tank body side, 17 body side of surge tank or system are followed 18 body side of ring tank.
Specific embodiment 1: the discarded slurry of oil-base mud reclamation set processing generation drilling well early period is discarded in drilling well
Well head returns to mud through elevated trough 1 successively by vibrating screen 2, cleans all-in-one machine 3 and centrifuge 4 is separated by solid-liquid separation, Control system device controls screw conveyor I5 and the oil-contained drilling cuttings isolated by solid controlling system is delivered to landwaste feeding pump 6, contains Oily drilling cuttings is pumped into vertical helical filtering centrifuge 7 from the outlet of landwaste feeding pump 6, and oil-contained drilling cuttings are from vertical helical filtering centrifuge 7 entrance enters, and the frequency control within the scope of 600 ~ 1500r/min of 7 revolving speed of vertical helical filtering centrifuge is set as determining revolving speed, Screen specification is 0.1 ~ 1mm, and density of liquid phase is 1.5 ~ 2.1g/cm after filtering3, control system device control vertical helical filter from Scheming 7 is separated by solid-liquid separation, and the liquid phase obtained after filtering is delivered to transfer tank compartment I11 by conveyance conduit, when in transfer tank Liquid level when reaching the fluid level controller in transfer tank compartment, control system device control landwaste feeding pump 6 stops working, through vertical The filter cake that formula spiral filtration centrifuge 7 is isolated is delivered to cuttings boxes I9 by screw conveyor II8 in a manner of full seal type, Blender in control system device control transfer tank compartment I11 is stirred the liquid phase in transfer tank compartment I11, control system Bulk cargo is set control heating device 10 and is heated to the liquid phase in transfer tank compartment I11, when temperature is heated to 30 ~ 90 DEG C (by In can effectively reduce material viscosity 50 ~ 70% in the temperature range, while also meeting the allowable temperature of centrifuge work), control system Bulk cargo sets control delivery pump and the liquid phase in transfer tank compartment I11 is delivered at first order horizontal type screw settling centrifuge 13 Reason, the density of liquid phase after separation are that can be down to 1.0 ~ 1.2g/cm3, the solid phase after separation is delivered to cuttings boxes II12, after separation Liquid phase is delivered to surge tank 17, and control system device controls delivery pump and the liquid phase in surge tank 17 is delivered to system circulation tank 18, when the liquid level in surge tank 17 reaches the fluid level controller in surge tank 17, control system device, which controls delivery pump, to be stopped Work;Surge tank 17 is to 18 feed flow of system circulation tank, for reusing, follows when the liquid level in system circulation tank 18 reaches system When fluid level controller in ring tank 18, control system device control delivery pump stops working.
Specific embodiment 2: the discarded slurry that oil-base mud reclamation set processing drilling well mid-term generates is discarded in drilling well
Well head returns to mud through elevated trough 1 successively by vibrating screen 2, cleans all-in-one machine 3 and centrifuge 4 is separated by solid-liquid separation, Control system device controls screw conveyor I5 and the oil-contained drilling cuttings isolated by solid controlling system is delivered to landwaste feeding pump 6 or spiral shell Conveyer is revolved, oil-contained drilling cuttings are pumped into vertical helical filtering centrifuge 7 from the outlet of landwaste feeding pump 6, and oil-contained drilling cuttings are from vertical spiral The entrance for revolving filtering centrifuge 7 enters, the frequency control within the scope of 600 ~ 1500r/min of 7 revolving speed of vertical helical filtering centrifuge It is set as determining revolving speed, screen specification is 0.1 ~ 1mm, and density of liquid phase is 1.5 ~ 2.1g/cm after filtering3, the control of control system device Vertical helical filtering centrifuge 7 is separated by solid-liquid separation, and the liquid phase obtained after filtering is delivered to transfer tank compartment by conveyance conduit I11, when the liquid level in transfer tank compartment I11 reaches the fluid level controller in transfer tank compartment I11, the control of control system device Landwaste feeding pump 6 stops working, and the filter cake isolated through vertical helical filtering centrifuge 7 passes through spiral in a manner of full seal type Conveyer II8 is delivered to cuttings boxes I9, and control system device controls the blender in transfer tank compartment I11 to transfer tank compartment Liquid phase in I11 is stirred, and control system device control heating device 10 adds the liquid phase in transfer tank compartment I11 Heat (due to can effectively reduce material viscosity 50 ~ 70% in the temperature range, while also meeting when temperature is heated to 30 ~ 90 DEG C The allowable temperature of centrifuge work), control system device controls delivery pump and the liquid phase in transfer tank compartment II14 is delivered to the Second level horizontal type screw settling centrifuge 16 is handled, and density of liquid phase is down to 1.0 ~ 1.2g/cm after processing3, solid phase after separation It is delivered to cuttings boxes III15, the liquid phase after separation is delivered to surge tank 17, when the liquid level in surge tank 17 reaches in surge tank 17 Fluid level controller when, control system device control delivery pump stop working;Surge tank 17 to 18 feed flow of system circulation tank, for It reuses, when the liquid level in system circulation tank 18 reaches the fluid level controller in system circulation tank 18, control system device Control delivery pump stops working.
Specific embodiment 3: the discarded slurry generated in the oil-base mud reclamation set processing drilling well later period is discarded in drilling well
Well head returns to mud through elevated trough 1 successively by vibrating screen 2, cleans all-in-one machine 3 and centrifuge 4 is separated by solid-liquid separation, Control system device controls screw conveyor I5 and the oil-contained drilling cuttings isolated by solid controlling system is delivered to landwaste feeding pump 6 or spiral shell Conveyer is revolved, oil-contained drilling cuttings are pumped into vertical helical filtering centrifuge 7 from the outlet of landwaste feeding pump 6, and oil-contained drilling cuttings are from vertical spiral The entrance for revolving filtering centrifuge 7 enters, the frequency control within the scope of 600 ~ 1500r/min of 7 revolving speed of vertical helical filtering centrifuge It is set as determining revolving speed, screen specification is 0.1 ~ 1mm, and density of liquid phase is 1.5 ~ 2.1g/cm after filtering3, the control of control system device Vertical helical filtering centrifuge 7 is separated by solid-liquid separation, and the liquid phase obtained after filtering is delivered to transfer tank compartment by conveyance conduit I11, when the liquid level in transfer tank compartment I11 reaches the fluid level controller in transfer tank compartment I11, the control of control system device Landwaste feeding pump 6 stops working, and the filter cake isolated through vertical helical filtering centrifuge 7 passes through spiral in a manner of full seal type Conveyer II8 is delivered to cuttings boxes I9, and control system device controls the blender in transfer tank compartment I11 to transfer tank compartment Liquid phase in I11 is stirred, and control system device control heating device 10 adds the liquid phase in transfer tank compartment I11 Heat (due to can effectively reduce material viscosity 50 ~ 70% in the temperature range, while also meeting when temperature is heated to 30 ~ 90 DEG C The allowable temperature of centrifuge work), control system device controls delivery pump and the liquid phase in transfer tank compartment I11 is delivered to first Grade horizontal type screw settling centrifuge 14 is handled, and the density of liquid phase after separation is 1.3 ~ 1.6g/cm3, the solid phase after separation is defeated It send to cuttings boxes II12, the liquid phase after separation is delivered to transfer tank compartment II14, when the liquid level in transfer tank reaches in transfer tank Fluid level controller when, control system device control landwaste feeding pump 6 stop working, control system device control transfer tank compartment Blender in II14 is stirred the liquid phase in transfer tank compartment II14, and control system device controls 10 centering of heating device The liquid phase turned in tank compartment II14 is heated, when temperature is heated to 30 ~ 90 DEG C, control system device control delivery pump will in Turn the liquid phase in tank compartment II14 and be delivered to second level horizontal type screw settling centrifuge 16 to be handled, density of liquid phase drops after processing To 1.0 ~ 1.2 g/cm3, the solid phase after separation is delivered to cuttings boxes III15, and the liquid phase after separation is delivered to surge tank 17, when slow When the liquid level rushed in tank 17 reaches the fluid level controller in surge tank 17, control system device control delivery pump stops working;It is slow Tank 17 is rushed to 18 feed flow of system circulation tank, for reusing, when the liquid level in system circulation tank 18 reaches system circulation tank 18 In fluid level controller when, control system device control delivery pump stop working.
The above, the only preferred embodiment of the utility model, not do limit in any form to the utility model System.Anyone skilled in the art, in the case where not departing from technical solutions of the utility model ambit, all using above-mentioned The technology contents make many possible changes and modifications to technical solutions of the utility model, or be revised as equivalent variations etc. Imitate embodiment.Therefore, all contents without departing from technical solutions of the utility model, the technology according to the utility model is to the above reality Any change modification, equivalent variations and modification that example is made are applied, the protection scope of the technical program is belonged to.

Claims (10)

1. oil-base mud recycling and processing equipment, including solid controlling system, separator, conveying device and heating dress are discarded in a kind of drilling well It sets, it is characterised in that: the separator includes vertical helical filtering centrifuge (7), first order horizontal type screw settling centrifuge (13) and second level horizontal type screw settling centrifuge (16), well head return to oil-contained drilling cuttings of the mud through solid controlling system solid-liquid separation It is delivered to vertical helical filtering centrifuge (7) by conveying device, the liquid-phase outlet of vertical helical filtering centrifuge (7) and transfer Tank compartment I(11) and transfer tank compartment II(14) connection, transfer tank compartment I(11) outlet and first order horizontal type screw settling from The entrance of scheming (13) connects, transfer tank compartment II(14) outlet and second level horizontal type screw settling centrifuge (16) entrance Connection, the liquid-phase outlet of horizontal type screw settling centrifuge connect with surge tank (17) entrance, heating device (10) to transfer tank every Storehouse I(11) and transfer tank compartment II(14) in material heating, the outlet of surge tank (17) and system circulation tank (18) entrance connect It connects, the separator, conveying device and heating device (10) are connect with control system device, the control system device installation In the explosion-proof control box of tank body side.
2. oil-base mud recycling and processing equipment is discarded in a kind of drilling well according to claim 1, it is characterised in that: described consolidates Control system includes elevated trough (1), sand setting storehouse (19), vibrating screen (2), cleaning all-in-one machine (3) and centrifuge (4), the vibrating screen (2), all-in-one machine (3) are cleaned and centrifuge (4) is placed in solid controlling tank face, well head returns to mud and enters vibrating screen through elevated trough (1) (2), the vibrating screen (2) forms two or three vibrating screens, the vibrating screen (2), cleaning all-in-one machine (3) by two or three Mud is returned to well head with centrifuge (4) to be separated by solid-liquid separation.
3. oil-base mud recycling and processing equipment is discarded in a kind of drilling well according to claim 1, it is characterised in that: described is defeated Sending device includes screw conveyor I(5), landwaste feeding pump (6) and screw conveyor II(8), the screw conveyor I(5) For the feeding port of landwaste feeding pump (6), the landwaste feeding pump (6) is replaced with screw conveyor.
4. oil-base mud recycling and processing equipment is discarded in a kind of drilling well according to claim 1, it is characterised in that: in described Turn blender, fluid level controller, delivery pump and lighting apparatus etc. are installed on tank, surge tank (17) and system circulation tank (18) attached Part, the attachmentes such as the blender, fluid level controller, delivery pump and lighting apparatus are connect with control system device.
5. oil-base mud recycling and processing equipment is discarded in a kind of drilling well according to claim 1, it is characterised in that: described is vertical Formula spiral filtration centrifuge (7) revolving speed frequency control or is set as determining revolving speed within the scope of 600 ~ 1500r/min, and screen specification is 0.1 ~ 1mm, the solid phase that vertical helical filtering centrifuge (7) is isolated are delivered to cuttings boxes I(9 through screw conveyor II(8)), spiral shell Revolve conveyer II(8) on filter cake mode of movement be full seal type.
6. oil-base mud recycling and processing equipment is discarded in a kind of drilling well according to claim 1, it is characterised in that: described first Grade horizontal type screw settling centrifuge (13) revolving speed frequency control in the range of separating factor 1000 ~ 3200, the second level are sleeping Formula screw settling centrifuge (16) is that frequency control is realized in 1500 ~ 4000 ranges in separating factor.
7. oil-base mud recycling and processing equipment is discarded in a kind of drilling well according to claim 1, it is characterised in that: in described Turning tank compartment includes transfer tank compartment I(11) and transfer tank compartment II(14), the heating device (10) is to two-stage horizontal type spiral Sedimentation centrifuge any entry material is heated.
8. oil-base mud recycling and processing equipment is discarded in a kind of drilling well according to claim 1 or 6, it is characterised in that: described Horizontal type screw settling centrifuge include first order horizontal type screw settling centrifuge (13) and the second level horizontal type screw settling centrifugation The solid-phase outlet of machine (16), the first order horizontal type screw settling centrifuge (13) is connect with cuttings boxes II(12), and described The solid-phase outlet of second level horizontal type screw settling centrifuge (16) is connect with cuttings boxes III(15).
9. oil-base mud recycling and processing equipment is discarded in a kind of drilling well according to claim 1 or 6, it is characterised in that: described Vertical helical filtering centrifuge (7), first order horizontal type screw settling centrifuge (13) and the second level horizontal type screw settling centrifugation Machine (16) is connect with the flame-proof converter control cabinet of control system device.
10. oil-base mud recycling and processing equipment is discarded in a kind of drilling well according to claim 1, it is characterised in that: described Tank body side is transfer tank body side, surge tank (17) body side or system circulation tank (18) body side.
CN201821204845.2U 2018-07-27 2018-07-27 A kind of discarded oil-base mud recycling and processing equipment of drilling well Expired - Fee Related CN208502701U (en)

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Application Number Priority Date Filing Date Title
CN201821204845.2U CN208502701U (en) 2018-07-27 2018-07-27 A kind of discarded oil-base mud recycling and processing equipment of drilling well

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Application Number Priority Date Filing Date Title
CN201821204845.2U CN208502701U (en) 2018-07-27 2018-07-27 A kind of discarded oil-base mud recycling and processing equipment of drilling well

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108756791A (en) * 2018-07-27 2018-11-06 成都智楷分离科技有限公司 A kind of discarded oil-base mud recycling and processing equipment of drilling well
CN113833424A (en) * 2021-09-24 2021-12-24 宁波锋成先进能源材料研究院有限公司 Drilling rock debris treatment device and method

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108756791A (en) * 2018-07-27 2018-11-06 成都智楷分离科技有限公司 A kind of discarded oil-base mud recycling and processing equipment of drilling well
CN108756791B (en) * 2018-07-27 2024-01-23 成都智楷分离科技有限公司 Recycling treatment device for waste oil-based mud of drilling well
CN113833424A (en) * 2021-09-24 2021-12-24 宁波锋成先进能源材料研究院有限公司 Drilling rock debris treatment device and method

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