CN108126834A - A kind of dehydration, oil removing and deslagging triphase horizontal screw settling centrifuge - Google Patents
A kind of dehydration, oil removing and deslagging triphase horizontal screw settling centrifuge Download PDFInfo
- Publication number
- CN108126834A CN108126834A CN201711414631.8A CN201711414631A CN108126834A CN 108126834 A CN108126834 A CN 108126834A CN 201711414631 A CN201711414631 A CN 201711414631A CN 108126834 A CN108126834 A CN 108126834A
- Authority
- CN
- China
- Prior art keywords
- column
- rotary drum
- oil
- welded
- small
- 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.)
- Granted
Links
- 230000018044 dehydration Effects 0.000 title claims abstract description 23
- 238000006297 dehydration reaction Methods 0.000 title claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 34
- 239000007788 liquid Substances 0.000 claims abstract description 27
- 239000004576 sand Substances 0.000 claims abstract description 13
- 239000012530 fluid Substances 0.000 claims description 6
- 230000004323 axial length Effects 0.000 claims description 4
- 230000007246 mechanism Effects 0.000 claims description 4
- 238000000926 separation method Methods 0.000 abstract description 22
- 238000000034 method Methods 0.000 abstract description 13
- 230000008569 process Effects 0.000 abstract description 9
- 238000007670 refining Methods 0.000 abstract description 4
- 238000005065 mining Methods 0.000 abstract description 3
- 239000002351 wastewater Substances 0.000 abstract description 3
- 239000003208 petroleum Substances 0.000 abstract description 2
- 239000000126 substance Substances 0.000 abstract description 2
- 238000003466 welding Methods 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 81
- 239000012071 phase Substances 0.000 description 24
- 239000002893 slag Substances 0.000 description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 6
- 239000000571 coke Substances 0.000 description 6
- 239000007790 solid phase Substances 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 239000013049 sediment Substances 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- 230000008859 change Effects 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000004939 coking Methods 0.000 description 2
- 230000000977 initiatory effect Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 208000012661 Dyskinesia Diseases 0.000 description 1
- 239000012028 Fenton's reagent Substances 0.000 description 1
- 241000233855 Orchidaceae Species 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003818 cinder Substances 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005235 decoking Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 239000003502 gasoline Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B1/00—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles
- B04B1/20—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles discharging solid particles from the bowl by a conveying screw coaxial with the bowl axis and rotating relatively to the bowl
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B7/00—Elements of centrifuges
- B04B7/08—Rotary bowls
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B7/00—Elements of centrifuges
- B04B7/08—Rotary bowls
- B04B7/12—Inserts, e.g. armouring plates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B1/00—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles
- B04B1/20—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles discharging solid particles from the bowl by a conveying screw coaxial with the bowl axis and rotating relatively to the bowl
- B04B2001/2083—Configuration of liquid outlets
Abstract
A kind of dehydration, oil removing and deslagging triphase horizontal screw settling centrifuge, belong to petroleum chemical industry oily water separation technique field.15 risers are welded in the shell of column and cone section of auger conveyor, king bolt blade is welded on riser.The oil baffle of a tapered structure is welded in 3/4 axial distance of wall surface of cone section.The tapered small rotary drum of a column is equipped on big end flanges inner face, circumferential direction is welded with 15 small risers on the inside of the tapered small rotary drum of column, auger conveyor left end wall surface, and minor spiral blade is welded on small riser.There are one annular weather boards and an annular sand block plate for welding on rotary drum big end internal face.12 circular radial direction water outlets are equipped in rotary drum big end, 12 circular axial oil outlets are equipped on big end flange wall surface.The horizontal type screw settling centrifuge is suitable for the separation of oil field mining liquid, the separation of oil-containing dross and the separation of the cold burnt waste water of oil refining process.
Description
Technical field
The present invention relates to a kind of dehydration, oil removing and deslagging triphase horizontal screw settling centrifuges, belong to petroleum chemical industry
Oily water separation technique field.
Background technology
With the fast development of oil refining process technology, delay coking process becomes one of main method of heavy oil deep processing.
It is using the residual oil of high carbon residue as raw material, and reaction at high temperature produces the processing technology of raw gasoline, diesel oil and coke.It was produced
The coke in coke drum is rinsed with hydraulic decoking technology in journey, a large amount of coke cooling water can be generated in the process.In order to solve these
Problem takes sealing and circulating treatment process more to coke cooling water at present, key technology be carried out in confined space coke powder, oil,
The separation of water.At present in actual production carry out it is air-cooled before, by spiral-flow type coke powder separator and oil expeller by coke powder and oil
It separates.But majority does not account for oil and oil float phenomenon of the coke powder in cyclone in coke cooling water, is only removed using only eddy flow
Burnt device series winding oil expeller is difficult to realize the purpose for efficiently separating oil and coke powder.And triphase horizontal screw settling centrifuge contains in coking
It is had broad application prospects in terms of oil float Slag treatment.
Solid triphase horizontal screw settling centrifuge separation mainly liquid-solid-liquid separation and liquid-liquid-separation.Its
In, the density of solid phase is between two kinds of fluid densities in liquid-solid-liquid separation, therefore solid phase scum layer is in centre in liquid pool,
Light phase liquid layer is in innermost layer close to helical feed wall, and heavy phase liquid layer is in outermost layer close to rotatory drum wall.Solid and liquid-liquid-separation
The density of middle solid phase is more than the density of two kinds of liquid, therefore is light-phase liquid successively from auger conveyor wall surface to drum inner wall face
Layer, heavy phase liquid layer and sediment layer.
Patent CN205032289U and patent CN106622687A discloses a kind of liquid-solid-liquid triphase horizontal spiral and sinks
Centrifuge is dropped, is mainly used for the separation of medium of the solid phase proportion between two liquid phases, but does not all mention specific application
Field, and structure has certain limitation, and there is no how to be collected into respective pipeline after clearly proposing two kinds of liquid discharges
Liquid separation structure, the latter need the design of heavy-fluid passing away further clearly.Patent CN106673401A discloses a kind of stone
Change oil-containing dross dehydration method in industry, Fenton reagent is added in after oil-containing dross is demulsified and carries out oxidation processes, finally three
Oil-containing dross dehydration processing is carried out in phase horizontal type screw settling centrifuge, but this patent is not described used in method
The structure of triphase horizontal screw settling centrifuge needs to be further illustrated.
Invention content
In order to overcome problems of the prior art, the present invention provides a kind of dehydration, oil removing and deslagging triphase horizontal spiral shell
Revolve sedimentation centrifuge, which should add different structures in rotary drum and outside rotary drum, improve liquid-
Point of liquid-solid separating effect, the separation of separation, oil-containing dross suitable for oil field mining liquid and the cold burnt waste water of oil refining process
From.
The technical solution adopted by the present invention is：A kind of dehydration, oil removing and deslagging triphase horizontal screw settling centrifuge, including
Rotary drum, king bolt blade, auger conveyor, big end flanges, small end flanges, left-hand screw axle journal, right-hand screw axle journal and cycloid tooth needle
Differential mechanism, is layer of light liquid, heavy-fluid layer and residue layer successively from inside to outside along radial position liquid pool in the rotary drum, described
Auger conveyor includes auger conveyor shell of column and auger conveyor cone section, and circumferential direction is welded on the wall surface of auger conveyor shell of column
15 shell of column risers, auger conveyor bore circumferential direction on the wall surface of section and are welded with 15 cone section risers；The king bolt of auger conveyor
Blade is welded on shell of column riser and cone section riser；A gear is welded in 3/4 axial distance of wall surface of auger conveyor cone section
Oiled-plate method；The big end flanges inner face is equipped with the tapered small rotary drum of a column；In the inside of the tapered small rotary drum of column, auger conveyor most
Circumferential direction is welded with 15 small risers on left end wall surface, there is the gap of 3.0-12mm between shell of column riser end；In small riser
On be welded with minor spiral blade；An annular weather board and an annular sand block plate are welded on rotary drum big end internal face；Rotary drum is big
End is equipped with 12 circular radial direction water outlets, and 12 circular axial oil outlets are equipped on big end flange wall surface；The spiral
Conveyer shell of column and cone section are welded as a whole and are connect respectively with left-hand screw axle journal and right-hand screw axle journal；Left-hand screw axle journal and the right side
Spiral axle journal bearings by being arranged in big end flanges and small end flanges respectively；Big end flanges and small end flanges pass through spiral shell
Nail connect with rotary drum and passes through the bearings in the bearing block of left and right ends.
The oil baffle is pyramidal structure, there is the gap of 2.0-10mm between the end with boring section riser.
The cone section axial length of the tapered small rotary drum of column is the 1/2 of the tapered small rotary drum cylindrical length of column.
The structure of the minor spiral blade be and the tapered small corresponding column cone-like shape of rotary drum of column, bottom clearance between the two
For 1.0-1.5mm.
The annular weather board is equipped with 12 ellipse holes, and ellipse hole is in circumferentially distributed, axial position and column cone
The column cone junction of the small rotary drum of type corresponds to.
The annular sand block plate is axially having distance with annular weather board, has circumferential space with the tapered small rotary drum of column.
It is described axial direction oil outlet radial position between small riser inner edge and the tapered small rotary drum of column, radial direction water outlet it is straight
The big 2-3mm of diameter of diameter ratio shaft to oil outlet.
The beneficial effects of the invention are as follows：The spiral transferring of this dehydration, oil removing and deslagging triphase horizontal screw settling centrifuge
Device is sent to include auger conveyor shell of column and auger conveyor cone section, circumferential direction is welded with 15 columns on the wall surface of auger conveyor shell of column
Section riser, auger conveyor bore circumferential direction on the wall surface of section and are welded with 15 cone section risers, the king bolt blade weldering of auger conveyor
It is connected on shell of column riser and cone section riser.A tapered structure is welded in 3/4 axial distance of wall surface of auger conveyor cone section
Oil baffle.The tapered small rotary drum of a column, in the inside of the tapered small rotary drum of column, auger conveyor are equipped on big end flanges inner face
Circumferential direction is welded with 15 small risers on left end wall surface, and minor spiral blade is welded on small riser.In rotary drum big end internal face
On be welded with an annular weather board, which is provided with 12 ellipse holes.An annular sand block is welded on rotary drum big end internal face
Plate.12 circular radial direction water outlets are equipped in rotary drum big end, it is fuel-displaced that 12 circular axial directions are equipped on big end flange wall surface
Mouthful.The horizontal type screw settling centrifuge adds different structures in rotary drum and outside rotary drum, solid improve liquid-liquid-separation
Effect, the separation of separation, oil-containing dross suitable for oil field mining liquid and the separation of the cold burnt waste water of oil refining process.
Description of the drawings
Fig. 1 is the structure chart of a kind of dehydration, oil removing and deslagging triphase horizontal screw settling centrifuge.
Fig. 2 is the left-half schematic enlarged-scale view of a kind of dehydration, oil removing and deslagging triphase horizontal screw settling centrifuge.
Fig. 3 is the right half part schematic enlarged-scale view of a kind of dehydration, oil removing and deslagging triphase horizontal screw settling centrifuge.
Fig. 4 is the structure chart of rotary drum big end.
Fig. 5 is Fig. 4（Annular water guide Board position）In A-A sectional views.
Fig. 6 is the general assembly drawing of triphase horizontal screw settling centrifuge.
In figure：1st, rotary drum, 2, king bolt blade, 2a, auger conveyor shell of column, 2b, auger conveyor cone section, 3, big hold-carrying
Orchid, 4, small end flanges, 5, left-hand screw axle journal, 6, right-hand screw axle journal, 7, cycloid tooth needle differential mechanism, 8, shell of column riser, 9, cone section erects
Plate, 10, oil baffle, 11, the tapered small rotary drum of column, 12, small riser, 13, minor spiral blade, 14, annular weather board, 15, ellipse
Hole, 16, annular sand block plate, 17, radial direction water outlet, 18, axial oil outlet, 19, drainage channel, 20, oil drain passage, 21, sediment outflow
Channel.
Specific embodiment
The specific embodiment of the present invention is described in further detail below in conjunction with the accompanying drawings,
Fig. 1,2,3,4,5 show the structure chart of a kind of dehydration, oil removing and deslagging triphase horizontal screw settling centrifuge.In figure,
This dehydration, oil removing and the screw settling centrifuge of deslagging triphase horizontal include rotary drum 1, king bolt blade 2, auger conveyor, big
End flanges 3, small end flanges 4, left-hand screw axle journal 5, right-hand screw axle journal 6 and cycloid tooth needle differential mechanism 7, rotary drum 1 are interior along radial direction position
It is layer of light liquid, heavy-fluid layer and residue layer successively from inside to outside to put liquid pool.Auger conveyor includes auger conveyor shell of column 2a
Section 2b is bored with auger conveyor, circumferential direction is welded with 15 shell of column risers 8, auger conveyor on the wall surface of auger conveyor shell of column 2a
Circumferential direction is welded with 15 cone section risers 9 on the wall surface of cone section 2b, and the king bolt blade 2 of auger conveyor is welded on shell of column riser 8
On cone section riser 9.The oil baffle of a tapered structure is welded in 3/4 axial distance of wall surface of auger conveyor cone section 2b
There is the gap of 2.0-10mm between 10, and the end of cone section riser 9.3 inner face of big end flanges is equipped with tapered small turn an of column
Drum 11, the cone section axial length of the tapered small rotary drum 11 of column are the 1/2 of tapered small 11 cylindrical length of rotary drum of column.In the tapered small rotary drum of column
11 inside, circumferential direction is welded with 15 small riser 12 on auger conveyor left end wall surface, has between 8 end of shell of column riser
The gap of 3.0-12mm；Minor spiral blade 13 is welded on small riser 12, structure is corresponding with the tapered small rotary drum 11 of column
Column cone-like shape, bottom clearance between the two is 1.0-1.5mm.An annular weather board is welded on rotary drum big end internal face
14,12 ellipse holes 15 are which is provided with, ellipse hole 15 is in circumferentially distributed, the column of axial position and the tapered small rotary drum 11 of column
Junction is bored to correspond to.An annular sand block plate 16 is welded on rotary drum big end internal face, is had with annular weather board 14 axially
Distance has circumferential space with the tapered small rotary drum 11 of column.12 circular radial direction water outlets 17 are equipped in rotary drum big end, in big hold-carrying
Blue wall surface is equipped with 12 circular axial oil outlets 18, and the radial position of axial oil outlet 18 is bored in small 12 inner edge of riser and column
Between the small rotary drum 11 of type, the diameter of radial direction water outlet 17 is bigger 2-3mm than the diameter of axial oil outlet 18.Auger conveyor shell of column 2a
It is welded as a whole with cone section 2b and is connect respectively with left-hand screw axle journal 5 and right-hand screw axle journal 6；Left-hand screw axle journal 5 and right-hand screw
The bearings by being arranged in big end flanges 3 and small end flanges 4 respectively of axle journal 6；Big end flanges 3 and small end flanges 4 pass through
Screw connect with rotary drum 1 and passes through the bearings in the bearing block of left and right ends.
Using above-mentioned technical solution, circumferential direction is welded with 15 shell of column risers 8 on the wall surface of auger conveyor shell of column 2a,
Circumferential direction is welded with 15 cone section risers 9 on the wall surface of auger conveyor cone section 2b, and the king bolt blade 2 of auger conveyor welds
On shell of column riser 8 and cone section riser 9.The setting of 15 risers reduces settling height of the oil droplet in liquid pool, and it is heavy to increase
The time is dropped, is more advantageous to the separation of oil phase and water phase.The height of riser can change according to the size of charging oil content.
3/4 axial distance of wall surface of auger conveyor cone section 2b is welded with the oil baffle 10 of a tapered structure, with cone
There is the gap of 2.0-10mm between the end of section riser 9, and oil baffle 10 should be higher by 9 a small distance of cone section riser.This knot
Structure more effectively prevents oil phase from being moved to slag notch direction compared with the oil baffle of columnar structures, reduces the solid phase oil-containing of slag notch
Rate improves the oil content of oil outlet.
3 inner face of big end flanges is equipped with the tapered small rotary drum 11 of a column, the small cone section axial length of the tapered small rotary drum 11 of column
It is the 1/2 of small cylindrical length, while ensures 2 initiating terminal of king bolt blade " taking " sub-fraction on conelet wall surface, and due to turns
Fast difference has gap between the two.The tapered small rotary drum of column comes oil phase and aqueous phase separation, and oil phase is in the tapered small rotary drum 11 of column
Portion migrates to oil outlet direction and discharges, and water phase moves discharge outside the tapered small rotary drum 11 of column to water outlet direction.Why set
It puts a column tapered small rotary drum 11 and liquid pool is divided into two parts, be because being proved by numerical computations, be only provided in big end flanges
Horizontal type screw settling centrifuge separative efficiency when oil outlet and water outlet are without any other special construction is poor, a big portion
Divide oil droplet that can be flowed out to discharge outlet.And small cone section is inclined outwardly rather than inwardly, is because when proving to slope inwardly by calculating
Most oil droplet can be moved along small cone section outer wall " climbing " to water outlet direction, so as to increase water outlet oil content.Conelet
Section cone angle can change according to the size of charging oil content.
Inside the tapered small rotary drum 11 of column, circumferential direction is welded with 15 small riser 12 on auger conveyor left end wall surface, with
There is the gap of 3.0-12mm between 8 end of shell of column riser.The height of small riser is the 1/2 of its 8 height of right end shell of column riser.It is small perpendicular
The setting of plate causes continuous rule when the oil phase transition isolated in 8 liquid pool of right end shell of column riser enters small riser region
Movement, and being unlikely to dyskinesias even causes the oil reservoir settled to float the separative efficiency so as to influence oil outlet.
Minor spiral blade 13 is welded on small riser 12, structure should be and the tapered small 11 corresponding column bevel-type of rotary drum of column
Shape, bottom clearance between the two should be 1-1.5mm.The screw pitch of minor spiral blade is the 1/3-1/2 of 2 screw pitch of king bolt blade, and
Minor spiral blade 13 is close to be originated in small 12 left end of riser and terminates at the tapered small 11 small cone section top of rotary drum of column.Minor spiral leaf
The setting of piece ensure that a part of sediment being deposited on small rotatory drum wall can smooth delivery of power go out and be unlikely to sediment weight
Accumulative discharged from oil discharge outlet.
An annular weather board 14 is welded on rotary drum big end internal face, 12 ellipse holes 15 are provided with, in circumferential direction
Distribution, axial position are corresponding with the column cone junction of the tapered small rotary drum 11 of column.The setting of weather board to pass through with liquid water
Sub-fraction oil phase will be kept off by weather board in small rotary drum cone section near wall region, while squeezed and returned in oil phase channel by water
And it avoids enter into water phase channel and is discharged with water.Weather board inner edge should use O-ring seal to be tightly connected with small rotary drum（In figure not
It draws）, it is ensured that it will not oil leak.
An annular sand block plate 16 is welded on rotary drum big end internal face, is axially having distance with weather board, it is tapered with column
Small rotary drum has certain circumferential space.The top of sand block plate should be higher by the inward flange of weather board ellipse hole, in this way with liquid
Water by sub-fraction oil droplet will be kept off by weather board in small cone section near wall region, while squeezed by water and return to oil phase channel
In and avoid enter into water phase channel and discharged with water.
Rotary drum big end is provided with 12 round radial direction water outlets 17, and being provided with 12 circular axials on big end flange wall surface goes out
Hydraulic fluid port 18, oil outlet radial position should be between small riser inner edge and small rotary drums, and the diameter of water outlet should be than oil outlet
The big 2-3mm of diameter, water outlet should be arranged on the left end of annular weather board 14 and have axial distance between the two.
This dehydration, oil removing and deslagging triphase horizontal screw settling centrifuge operation principle be：As shown in Fig. 2,3,6,
Into the material in rotary drum liquid pool under centrifugal force effect powerful caused by rotary drum rotation, oil phase is due in mixed liquor three
Person's Midst density is minimum, in the channel for gradually getting rid of shell of column riser 8, continues further grease in riser liquid pool region
Separation.Axially gradually to the big end motion of rotary drum in riser channel, later into 13rd area of small riser 12 and minor spiral blade
It in domain, finally discharges from axial oil outlet 18, is collected outside the discharge casing of oil drain passage 20 after flowing into casing oil phase channel.Pass through
When the oil phase in 9 region of cone section riser moves to 10 left end region of oil baffle, it can be blocked by oil baffle 10 and it is prevented to continue to going out
Cinder notch direction moves.Water phase is moved axially so to rotary drum big end in the outer layer of oil phase, be introduced into the tapered small rotary drum 11 of column with
Annulus between annular sand block plate 16 passes through the ellipse hole 15 on annular weather board 14, is finally discharged from radial direction later
Mouth 17 is discharged, and is collected outside the discharge casing of casing drainage channel 19 after flowing into housing water phase channel.Solid phase particles due to density most
Greatly, as the rotation of rotary drum 1 is gradually got rid of to 1 wall area of rotary drum, under the action of rotary drum and auger conveyor speed discrepancy, by big
Helical blade 2 pushes to the discharge of right end slag notch, discharges from casing sediment outflow channel 21 and is collected outside housing.In this process,
Moving to annular sand block plate 16 and the slag blanket of 1 wall area of rotary drum can be blocked by annular sand block plate 16 and prevent it to water outlet side
To movement, and a part of solid particle can be deposited on the wall surface of the tapered small rotary drum 11 of column, in the tapered small rotary drum 11 of column and setting
Under the action of 13 speed discrepancy of minor spiral blade on small riser 12, by minor spiral blade 13 along the column of the tapered small rotary drum 11 of column
Cone wall surface gradually pushes out, and then proceedes to be deposited in 1 near wall region of rotary drum, later by initiating terminal " taking " in small cone section wall
King bolt blade 2 on face is delivered to slag notch discharge, and residue finally transports centralized processing by clearing and transporting vehicle.Thus reach
The purpose of oil outlet dehydration, water outlet oil removing and slag notch deslagging, realizes the separation of oil-water residue three-phase.
Claims (7)
1. a kind of dehydration, oil removing and deslagging triphase horizontal screw settling centrifuge, including rotary drum（1）, king bolt blade（2）, spiral shell
Revolve conveyer, big end flanges（3）, small end flanges（4）, left-hand screw axle journal（5）, right-hand screw axle journal（6）With cycloid tooth needle differential mechanism
（7）, the rotary drum（1）Interior is layer of light liquid, heavy-fluid layer and residue layer successively from inside to outside along radial position liquid pool, special
Sign is that the auger conveyor includes auger conveyor shell of column（2a）Section is bored with auger conveyor（2b）, auger conveyor column
Section（2a）Wall surface on circumferential direction be welded with 15 shell of column risers（8）, auger conveyor cone section（2b）Wall surface on circumferential direction be welded with
15 cone section risers（9）；The king bolt blade of auger conveyor（2）It is welded on shell of column riser（8）With cone section riser（9）On；
Auger conveyor bores section（2b）3/4 axial distance of wall surface be welded with an oil baffle（10）；The big end flanges（3）Inner face
It is equipped with the tapered small rotary drum of a column（11）；In the tapered small rotary drum of column（11）Inside, circumferential on auger conveyor left end wall surface
It is welded with 15 small risers（12）, with shell of column riser（8）There is the gap of 3.0-12mm between end；In small riser（12）Upper weldering
It is connected to minor spiral blade（13）；An annular weather board is welded on rotary drum big end internal face（14）With an annular sand block plate
（16）；Rotary drum big end is equipped with 12 circular radial direction water outlets（17）, in big end flanges（3）Wall surface is equipped with 12 circular axis
To oil outlet（18）；The auger conveyor shell of column（2a）With cone section（2b）Be welded as a whole and respectively with left-hand screw axle journal
（5）With right-hand screw axle journal（6）Connection；Left-hand screw axle journal（5）With right-hand screw axle journal（6）Respectively by being arranged on big end flanges（3）
With small end flanges（4）Interior bearings；Big end flanges（3）With small end flanges（4）Pass through screw and rotary drum（1）It connects and passes through
Bearings in the bearing block of left and right ends.
2. a kind of dehydration according to claim 1, oil removing and deslagging triphase horizontal screw settling centrifuge, feature exist
In the oil baffle（10）For pyramidal structure, with boring section riser（9）End between have the gap of 2.0-10mm.
3. a kind of dehydration according to claim 1, oil removing and deslagging triphase horizontal screw settling centrifuge, feature exist
In the tapered small rotary drum of column（11）Cone section axial length be the tapered small rotary drum of column（11）The 1/2 of cylindrical length.
4. a kind of dehydration according to claim 1, oil removing and deslagging triphase horizontal screw settling centrifuge, feature exist
In the minor spiral blade（13）Structure be and the tapered small rotary drum of column（11）Corresponding column cone-like shape, between the two
Bottom clearance is 1.0-1.5mm.
5. a kind of dehydration according to claim 1, oil removing and deslagging triphase horizontal screw settling centrifuge, feature exist
In the annular weather board（14）It is equipped with 12 ellipse holes（15）, ellipse hole（15）In circumferentially distributed, axial position
With the tapered small rotary drum of column（11）Column cone junction correspond to.
6. a kind of dehydration according to claim 1, oil removing and deslagging triphase horizontal screw settling centrifuge, feature exist
In the annular sand block plate（16）With annular weather board（14）Axially there is distance, with the tapered small rotary drum of column（11）There is circumferential sky
Between.
7. a kind of dehydration according to claim 1, oil removing and deslagging triphase horizontal screw settling centrifuge, feature exist
In the axial direction oil outlet（18）Radial position in small riser（12）Inner edge and the tapered small rotary drum of column（11）Between, radially go out
The mouth of a river（17）Diameter than axial oil outlet（18）The big 2-3mm of diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711414631.8A CN108126834B (en) | 2017-12-25 | 2017-12-25 | Dewatering, deoiling and deslagging three-phase horizontal spiral sedimentation centrifuge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711414631.8A CN108126834B (en) | 2017-12-25 | 2017-12-25 | Dewatering, deoiling and deslagging three-phase horizontal spiral sedimentation centrifuge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108126834A true CN108126834A (en) | 2018-06-08 |
| CN108126834B CN108126834B (en) | 2023-12-22 |
Family
ID=62392505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711414631.8A Active CN108126834B (en) | 2017-12-25 | 2017-12-25 | Dewatering, deoiling and deslagging three-phase horizontal spiral sedimentation centrifuge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108126834B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007074076A1 (en) * | 2005-12-22 | 2007-07-05 | Westfalia Separator Gmbh | Screw-type solid bowl centrifuge |
| CN102363137A (en) * | 2011-10-24 | 2012-02-29 | 湘潭离心机有限公司 | Horizontal decanter solid-bowl centrifuge |
| CN103586142A (en) * | 2013-11-15 | 2014-02-19 | 上海普锐通实业有限公司 | Horizontal type spiral sedimentation three-phase separation centrifugal machine |
| CN203565209U (en) * | 2013-09-18 | 2014-04-30 | 巨能机械(中国)有限公司 | Three-phase horizontal type helical-conveyer centrifugal with adjustable depth of liquid pool |
| CN104084317A (en) * | 2013-08-15 | 2014-10-08 | 飞翼股份有限公司 | Special solid-liquid separator for underground coal mine |
| CN205217150U (en) * | 2015-12-20 | 2016-05-11 | 西安科迅机械制造有限公司 | Horizontal helical unloading and depositing centrifuge |
| CN206404919U (en) * | 2016-12-20 | 2017-08-15 | 新疆绿润达农产品加工有限公司 | Horizontal spiral discharge sedimentation centrifuge |
| CN207786831U (en) * | 2017-12-25 | 2018-08-31 | 大连理工大学 | A kind of dehydration, oil removing and deslagging triphase horizontal screw settling centrifuge |
-
2017
- 2017-12-25 CN CN201711414631.8A patent/CN108126834B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007074076A1 (en) * | 2005-12-22 | 2007-07-05 | Westfalia Separator Gmbh | Screw-type solid bowl centrifuge |
| CN102363137A (en) * | 2011-10-24 | 2012-02-29 | 湘潭离心机有限公司 | Horizontal decanter solid-bowl centrifuge |
| CN104084317A (en) * | 2013-08-15 | 2014-10-08 | 飞翼股份有限公司 | Special solid-liquid separator for underground coal mine |
| CN203565209U (en) * | 2013-09-18 | 2014-04-30 | 巨能机械(中国)有限公司 | Three-phase horizontal type helical-conveyer centrifugal with adjustable depth of liquid pool |
| CN103586142A (en) * | 2013-11-15 | 2014-02-19 | 上海普锐通实业有限公司 | Horizontal type spiral sedimentation three-phase separation centrifugal machine |
| CN205217150U (en) * | 2015-12-20 | 2016-05-11 | 西安科迅机械制造有限公司 | Horizontal helical unloading and depositing centrifuge |
| CN206404919U (en) * | 2016-12-20 | 2017-08-15 | 新疆绿润达农产品加工有限公司 | Horizontal spiral discharge sedimentation centrifuge |
| CN207786831U (en) * | 2017-12-25 | 2018-08-31 | 大连理工大学 | A kind of dehydration, oil removing and deslagging triphase horizontal screw settling centrifuge |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108126834B (en) | 2023-12-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| RU2423165C1 (en) | Method and device for cleaning fluid in centrifugal separator | |
| CN101380612B (en) | Cyclone separator | |
| CN205838815U (en) | Skid-mounted oilfield oil sludge processing means | |
| US4037781A (en) | Decanter centrifuge apparatus | |
| US4362620A (en) | Partitioned centrifuge | |
| CN102874952B (en) | Treatment method of waste drilling fluid | |
| CN207786831U (en) | A kind of dehydration, oil removing and deslagging triphase horizontal screw settling centrifuge | |
| CN105498987B (en) | Three-phase separation cyclone separator | |
| CA2328961C (en) | Improved centrifuge system | |
| KR890000146B1 (en) | Energy recuperation centrifuge | |
| CN108862466A (en) | A kind of device and method carrying out oily wastewater pre-separation based on axial eddy technology | |
| CN105435489B (en) | The vertical oily-water seperating equipment of swirl reinforced with microchannel and method | |
| CN106540819A (en) | A kind of four phase horizontal screw centrifuge of solid-liquid | |
| CN108067358A (en) | A kind of grease sand separation triphase horizontal screw centrifuge | |
| CN201301240Y (en) | Oil-contained sewage treating equipment | |
| CN108126834A (en) | A kind of dehydration, oil removing and deslagging triphase horizontal screw settling centrifuge | |
| CN207786830U (en) | A kind of grease sand separation triphase horizontal screw centrifuge | |
| JPS60110353A (en) | Decanter type centrifugal separator | |
| CN203955370U (en) | A kind of horizontal spiral discharge sedimentation centrifuge | |
| US5586966A (en) | Apparatus and method for separating solid/fluid mixtures | |
| US20230149950A1 (en) | Centrifuges and related methods of use to dewater mature (fluid) fine tailings | |
| CN101773878A (en) | Cyclone separator | |
| CN207287790U (en) | A kind of sleeping spiral shell sedimentation centrifuge | |
| CN201168464Y (en) | Oil, water and slag separation apparatus | |
| CN208430018U (en) | A kind of sludge Dewatering Centrifuge |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |