CN201437054U - Sand-gravel separation device - Google Patents

Sand-gravel separation device Download PDF

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Publication number
CN201437054U
CN201437054U CN2009201077132U CN200920107713U CN201437054U CN 201437054 U CN201437054 U CN 201437054U CN 2009201077132 U CN2009201077132 U CN 2009201077132U CN 200920107713 U CN200920107713 U CN 200920107713U CN 201437054 U CN201437054 U CN 201437054U
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CN
China
Prior art keywords
tank
slurry
sandstone
conveying worm
sieve
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CN2009201077132U
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Chinese (zh)
Inventor
司军
吕允谦
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Huasheng Kuntai environmental Polytron Technologies Inc
Original Assignee
Beijing Guoyou United Technology and Service Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
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Priority to CN2009201077132U priority Critical patent/CN201437054U/en
Priority claimed from PCT/CN2009/000479 external-priority patent/WO2010121399A1/en
Application granted granted Critical
Publication of CN201437054U publication Critical patent/CN201437054U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model discloses a sand-gravel separation device, which comprises a tank body and a trommel sieve which is arranged inside the tank body, and is characterized by also comprising a helical conveyer, wherein the trammel sieve is arranged obliquely, a sieve entrance is arranged at the higher end, a sieve exit is arranged at the lower end, the sieve exit is communicated with the helical conveyer, and an outlet of the helical conveyer is arranged outside the tank body. After the slurry containing the sand-gravel, the fine slurry is filtered by the sieve mesh to enter the tank body and to enter the next procedure to be processed; and the large particles such as drill chip sand stone fall into the helical conveyer to be hoisted by screw panels to be discharged from the outlet of the helical conveyer. The device not only can be independently used as a device for separating and washing the rock debris and sand-gravel in the waste slurry, but also can be used as a crucial compositional device in the processing systematic craftwork that the waste drill slurry is free from falling on the ground and reaches the standard continuously.

Description

A kind of sandstone separator
Technical field
The utility model relates to a kind of sandstone separator, be particularly related to a kind of device that sandstone is separated from discarded slurry, can be applicable to the processing of the discarded slurry that produces in oil gas field or the mine drilling process, and other industry or the liquid and waste slag produced processing of living.
Background technology
For a long time, the improvement of oilfield drilling discarded slurry adopts first centralized collection near the dirty mud sump that digs block rig, is cured the method for burying again and handles.This method has not only taken a large amount of land resource, and in fact not to the danger refuse---drilling well discarded slurry (listing national environmental protection portion 2008 solids danger refuse register in) carries out innoxious processing up to standard, promptly, its pollution sources exist all the time, become natural environment, underground water source and ecological pollution hidden trouble.
Realize that it is to change present traditional integral to efflux a kind of effective ways that solidify tupe that waste drilling mud does not land continuous processing up to standard, this technology oil drilling environment protection treating field at home still belongs to blank.30% is that drilling fluid is from underground landwaste that carries out and sandstone in drilling process in the drilling well discarded slurry, and these landwaste and sandstone are wrapped up by the mud that contains the large amount of complex chemical agent, and efflux with these mud, becomes solid danger refuse.Be necessary these landwaste and sandstone to make it to reach innoxious discharge standard and to discharge or recycling by washing with mud separation and with it.Like this, reduced the total content that the drilling well discarded slurry effluxes solid particulate matter in the thing, reduced the slurry denseness of discarded slurry, make the residue waste mud become flowability fluid thin pulp preferably, entering down one continuous processing technique program handles, for realizing that whole discarded slurry does not land (that is, no longer discarded slurry being drained in the discarded slurry pond) processing up to standard and played crucial effect.At present, also do not have on the market a kind of can be effectively, efflux from rig and mouthful directly receive a discarded slurry constantly, and will drilling cuttings (sandstone) wherein separate, purify the device of discharge.
The utility model content
The purpose of this utility model is to provide a kind of device that sandstone is separated from discarded slurry, the discarded slurry that this device can efflux oilfield drilling effluxes a mouthful directly reception from rig, and with the solids separation more than 30% in the discarded slurry, purify and discharge, simultaneously, residue slurry denseness is reduced become liquid preferably, entering down one continuous processing technique program handles, thereby realize that waste drilling mud does not land continuous processing up to standard, change present traditional integral and efflux the curing tupe, fill up the blank in domestic petroleum drilling well environment protection treating field.
The technical scheme that its technical problem that solves the utility model adopts is:
A kind of sandstone separator, comprise that a tank body and places the rotary screen in the tank body, it is characterized in that, this sandstone separator also comprises a conveying worm (claiming auger again), the oblique placement of rotary screen go into the sieve mouth at a high end, and screening mouth is at a low end, screening mouth is connected described conveying worm, and the outlet of conveying worm is positioned at outside the tank body.
The mud that contains sandstone is gone into after sieve mouthful enters rotary screen from high-end, thin slurry filters screen cloth and enters in the tank body, big particles such as drilling cuttings sandstone then fall into conveying worm by the screening mouth of low side, by the lifting of flight in the conveying worm, discharge from the outlet of conveying worm.
Be advisable with 5-10 degree (angle that refers to drum central axis and horizontal direction) in the angle of inclination of above-mentioned rotary screen, normally adopt angle steel skeleton, peripheral screen cloth, the screen-aperture size generally is 0.1~10mm, be preferably 1~5mm, screen-aperture is selected to adapt to follow-up mud and is taken off dried processing apparatus.As take off and do equipment choosing vacuum band filter, for the water filtering performance that improves mud should be chosen the upper limit, select pressure type band filter, for the protection strainer should be chosen lower limit if take off dried equipment.Many of operated by rotary motion have the spiral bar of certain spiral angle in cylinder, leave then in order to promote discarded slurry, quicken routed the separating of mud group, and it is the spiral bar of 10-15 degree that 12-20 bar helical angle for example is set.Drive after the transmission mechanism that rotary screen is made up of motor via reducer-belt pulley slows down and rotate, the transmission mechanism operated by rotary motion is at the cylinder low side.
The common oblique placement of above-mentioned conveying worm can be positioned at the side of rotary screen, and near the cylinder low side, inlet is located at the low end of conveying worm, be connected with the screening mouth of rotary screen, and the outlet of conveying worm is located at its high end.This conveying worm can adopt tubular type not have an auger, and flight is set in the pipe, drives pipe inner screwy fin motor rotating and places the conveying worm top.The bottom of conveying worm is a mesh-like, can add one or more washing mouth sprays at the middle part of conveying worm, and the drilling cuttings sandstone in promoting is carried out spray washing, reaches the effect of cleaning, and the slurry that washing simultaneously produces also flows in the tank body.
The tank body of above-mentioned sandstone separator is generally box-shaped, is provided with slush pump in tank base, and the slurry that filter is gone in the tank body is exported by slush pump; One or more (as two) agitator also is set in tank body usually, makes slurry keep flowing.
Sandstone separator of the present utility model is when handling waste drilling mud, place drilling mud to efflux mouthful the place tank body or be equipped with (as auger etc.) by preceding extending and receive and efflux discarded slurry, effluxing discarded slurry enters in the interior rotary screen of tank body, rolling by rotary screen forms eddy flow, thin slurry filters screen cloth and enters in the outer tank body of rotary screen, big particle (drilling cuttings sandstone) then falls into conveying worm, and the drilling cuttings sandstone promotes through flight, discharges from the outlet of conveying worm.The washing mouth spray that adds at the conveying worm middle part, drilling cuttings sandstone in promoting is carried out spray washing, reach the effect of cleaning, so just the drilling cuttings sandstone separating, washing in the mud is come out, and the drilling cuttings sandstone that effluxes after the separation can reach discharge standard, and simultaneously, residue slurry denseness is reduced becomes liquid preferably, slush pump output by tank base enters into down one continuous processing technique program and handles.
Sandstone separator of the present utility model not only can be separately uses as the equipment of landwaste sandstone in the separating, washing discarded slurry, but also is that waste drilling mud does not land crucial component devices in the continuous treatment system technology up to standard.Further, this device is when handling waste drilling mud, because the advancing the machine height and can be provided with lowlyer of discarded slurry, the mud mechanical transfer that makes drilling well solid controlling system and waste drilling mud not land between the continuous treatment system up to standard is more convenient and smooth and easy.In the drilling well discarded slurry does not land processing procedure, drilling cuttings sand grains more than the 1mm in the discarded slurry is separated from slurry, and by effluxing after the washing, the solid useless discharging examination criteria that reaches national requirements for environmental protection (is carried out detection method: GB5086.2-1997, solid waste leaches toxicity, leaching method--horizontal succusion; The first class index of operative norm " integrated wastewater discharge standard---GB8978-1996 "), reduce outer more than 30% of discharge capacity of discarded slurry.The drilling cuttings sandstone that effluxes is used for place mat road place usefulness, has realized environmental protection, energy-saving and emission-reduction and twice laid.Simultaneously, residue slurry denseness is reduced becomes liquid preferably, makes mud might enter into down one continuous processing technique program and handles.
In addition, this device can also be used for the processing of other drilling wells, drilling project (for example geological prospecting, boring bridge pier etc.), muddy water pressurization shield method driving (for example subway, river-crossing tunnel, municipal plumbing etc.) discarded slurry, and the processing of other industry and sanitary wastewater waste residue, be widely used in fields such as oil, metallurgy, mine, coal, building, chemical industry, electric power, water conservancy, traffic.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment sandstone separator.
Fig. 2 is the cutaway view of Fig. 1 intermediate roll sieve A-A direction.
Fig. 3 is the structural representation of auger among the utility model embodiment.
Among the figure:
1. rotary screen 2. is gone into sieve mouthful 3. transmission mechanisms, 4. tank bodies, 5. screening mouths
6. auger 7. screen clothes 8. angle steel skeletons 9. spiral bar 10. auger shells
11. packing auger blade 12. auger minor axises 13. auger motors 14. augers outlet 15. washing mouth sprays
16. auger inlet
The specific embodiment
The utility model is described in further detail below in conjunction with drawings and Examples.
As shown in Figure 1, the sandstone separator of present embodiment comprises the tank body 4 of a box-shaped; The oblique rotary screen 1 that is provided with in tank body 4, diameter of cylinder 1400mm, long 1400mm, angle of inclination 10 degree is gone into sieve mouthfuls 2 high-end at rotary screen, and screening mouth 5 is at low side, rotary screen 1 drives through transmission mechanism 3 by motor and rotates; The rotary screen 1 laterally inclined conveying worm that is provided with, promptly tubular type does not have an auger 6.
The section of Fig. 1 intermediate roll sieve 1A-A direction as shown in Figure 2, rotary screen 1 is to constitute at radial angle steel skeleton 8 peripheral screen clothes 7.Also be provided with 18 spiral bar 9 in the cylinder, helical angle is 10 degree, in order to promote discarded slurry, leaves then.
The structure of auger 6 as shown in Figure 3, auger shell 10 in a tubular form, one end is an auger inlet 16, the other end is auger outlet 14, helical form packing auger blade 11 is installed in the auger, packing auger blade 11 is connected and installed in the auger motor 13 of the port of export by auger minor axis 12, is provided with washing mouth spray 15 at the middle part of auger.
Place this device drilling mud to efflux mouthful place's reception and efflux discarded slurry, efflux discarded slurry earlier by going in sieve mouthful 2 rotary screens 1 that enter in the tank body 4, rolling by rotary screen forms eddy flow, it is in the tank body 4 that thin slurry filtration screen cloth enters mud pit, big particle (drilling cuttings sandstone) then falls into the tubular type that is arranged on the rotary screen side through screening mouth 5 not to be had in the auger 6, sandstone enters in the auger from auger inlet 16, drive packing auger blade 11 rotations by auger motor 13, sandstone is inner mobile at auger, by the water washing of washing mouth spray 15 ejections, discharge from exporting 14 at last simultaneously.Drilling cuttings sandstone in 15 pairs of liftings of the washing mouth spray that adds on tubular type auger 6 carries out spray washing, reach the effect of cleaning, so just the drilling cuttings sandstone separating, washing in the mud is come out, make 30% solids in the discarded slurry break away from slurry, and the drilling cuttings sandstone that effluxes after the separation can reach discharge standard, simultaneously, residue slurry denseness is reduced become liquid preferably, can establish agitator in the tank body makes slurry keep flow regime, again by slush pump output tank body, enter into down one continuous processing technique program and handle, realize that really waste drilling mud does not land continuous processing up to standard.
Below table 1 and table 2 listed be the sandstone separator HD-III and the main operational factor thereof of practical application.
Table 1.HD-III sand-stone separator model and specification thereof
Box sizes (m) Screen cloth (mm) Sieve aperture (mm) Mud capacity (t/h)
HD-III 3.6×1.6×1.1 Φ1400×1400 Φ0.1~Φ10 5~10
Table 2.HD-III sand-stone separator major parameter
The rotary screen power of motor The rotary screen rotating speed Tubular type auger power Tubular type auger rotating speed The spray washing flow
N=5.0kw N=15 rev/min N=3.0kw N=30 rev/min 1=10~50l/ branch
Although disclose embodiment of the present utility model and accompanying drawing for the purpose of illustration, but it will be appreciated by those skilled in the art that: in the spirit and scope that do not break away from the utility model and claims, various replacements, variation and modification all are possible, therefore, scope of the present utility model is not limited to embodiment and the disclosed content of accompanying drawing.

Claims (10)

1. sandstone separator, comprise that a tank body and places the rotary screen in the tank body, it is characterized in that, this sandstone separator also comprises a conveying worm, the oblique placement of rotary screen is gone into the sieve mouth at a high end, and screening mouth is at a low end, screening mouth is connected described conveying worm, and the outlet of conveying worm is positioned at outside the tank body.
2. sandstone separator as claimed in claim 1 is characterized in that, described rotary screen is an angle steel skeleton, peripheral screen cloth.
3. sandstone separator as claimed in claim 1 is characterized in that the screen-aperture of described rotary screen is 0.1~10mm.
4. sandstone separator as claimed in claim 1 is characterized in that, is provided with many spiral bar with certain spiral angle in the described rotary screen.
5. sandstone separator as claimed in claim 4 is characterized in that, described spiral bar is the 12-20 bar, and spiral angle is the 10-15 degree.
6. sandstone separator as claimed in claim 1 is characterized in that, the oblique placement of described conveying worm, and inlet is located at the low end of conveying worm, be connected with the screening mouth of rotary screen, and outlet is located at the high end of conveying worm.
7. sandstone separator as claimed in claim 1 is characterized in that, described conveying worm is that tubular type does not have an auger.
8. sandstone separator as claimed in claim 1 is characterized in that, the bottom of described conveying worm is a mesh-like, and the middle part is provided with one or more washing mouth sprays.
9. sandstone separator as claimed in claim 1 is characterized in that described tank base is provided with slush pump.
10. sandstone separator as claimed in claim 1 is characterized in that, one or more agitators are set in the described tank body.
CN2009201077132U 2009-04-24 2009-04-24 Sand-gravel separation device Expired - Lifetime CN201437054U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009201077132U CN201437054U (en) 2009-04-24 2009-04-24 Sand-gravel separation device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2009201077132U CN201437054U (en) 2009-04-24 2009-04-24 Sand-gravel separation device
PCT/CN2009/000479 WO2010121399A1 (en) 2009-04-24 2009-04-30 Method and device for treating waste mud

Publications (1)

Publication Number Publication Date
CN201437054U true CN201437054U (en) 2010-04-14

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2009201077132U Expired - Lifetime CN201437054U (en) 2009-04-24 2009-04-24 Sand-gravel separation device

Country Status (1)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106976929A (en) * 2017-04-21 2017-07-25 徐州工程学院 A kind of sewage solid granulates removal device
CN111744872A (en) * 2020-06-30 2020-10-09 江西省威尔国际矿业装备有限公司 Screening and sand washing integrated machine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106976929A (en) * 2017-04-21 2017-07-25 徐州工程学院 A kind of sewage solid granulates removal device
CN106976929B (en) * 2017-04-21 2020-10-20 徐州工程学院 Solid-state granule remove device of sewage
CN111744872A (en) * 2020-06-30 2020-10-09 江西省威尔国际矿业装备有限公司 Screening and sand washing integrated machine

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C14 Grant of patent or utility model
GR01 Patent grant
ASS Succession or assignment of patent right

Owner name: SI JUN

Free format text: FORMER OWNER: BEIJING GUOYOU UNITED TECHNOLOGY AND SERVICE CO., LTD.

Effective date: 20101209

TR01 Transfer of patent right

Effective date of registration: 20101209

Address after: Puyang City, Henan province 457001 51 Dengfeng Road District No. 12 Building No. 5

Patentee after: Si Jun

Address before: 100025, room 7, building 67, 802 Chaoyang Road, Beijing, Chaoyang District

Patentee before: Beijing Guoyou United Technology and Service Co., Ltd.

COR Change of bibliographic data

Free format text: CORRECT: ADDRESS; FROM: 100025 ROOM 802, BUILDING 7, YARD 67, CHAOYANG ROAD, CHAOYANG DISTRICT, BEIJING TO: 457001 NO.5, BUILDING 12, DENGFENG RESIDENTIAL QUATER, WUYI ROAD, PUYANG CITY, HE'NAN PROVINCE

C41 Transfer of patent application or patent right or utility model
EE01 Entry into force of recordation of patent licensing contract

Assignee: Beijing Huasheng Kuntai Environmental Protection Co., Ltd.

Assignor: Si Jun

Contract record no.: 2011110000170

Denomination of utility model: Sand and stone separating device and method

Granted publication date: 20100414

License type: Exclusive License

Record date: 20110920

TR01 Transfer of patent right

Effective date of registration: 20121219

Address after: 100142 Beijing city Haidian District Daliushu rich sea center building 3, Room 903

Patentee after: Beijing Huasheng Kuntai Environmental Protection Co., Ltd.

Address before: Puyang City, Henan province 457001 51 Dengfeng Road District No. 12 Building No. 5

Patentee before: Si Jun

COR Change of bibliographic data

Free format text: CORRECT: ADDRESS; FROM: 457001 PUYANG, HENAN PROVINCE TO: 100142 HAIDIAN, BEIJING

C41 Transfer of patent application or patent right or utility model
ASS Succession or assignment of patent right

Owner name: BEIJING HUASHENG KUNTAI ENVIRONMENTAL TECHNOLOGY C

Free format text: FORMER OWNER: SI JUN

Effective date: 20121219

CP01 Change in the name or title of a patent holder
CP01 Change in the name or title of a patent holder

Address after: 100142 Beijing city Haidian District Daliushu rich sea center building 3, Room 903

Patentee after: Beijing Huasheng Kuntai environmental Polytron Technologies Inc

Address before: 100142 Beijing city Haidian District Daliushu rich sea center building 3, Room 903

Patentee before: Beijing Huasheng Kuntai Environmental Protection Co., Ltd.

CX01 Expiry of patent term
CX01 Expiry of patent term

Granted publication date: 20100414