CN106150410A - A kind of solid phase particles removal system of drilling fluid - Google Patents
A kind of solid phase particles removal system of drilling fluid Download PDFInfo
- Publication number
- CN106150410A CN106150410A CN201610603479.7A CN201610603479A CN106150410A CN 106150410 A CN106150410 A CN 106150410A CN 201610603479 A CN201610603479 A CN 201610603479A CN 106150410 A CN106150410 A CN 106150410A
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- Prior art keywords
- screen plate
- shell
- solid phase
- ejection opening
- phase particles
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- 238000005553 drilling Methods 0.000 title claims abstract description 91
- 239000007790 solid phase Substances 0.000 title claims abstract description 39
- 239000012530 fluid Substances 0.000 title claims abstract description 38
- 239000002245 particle Substances 0.000 title claims abstract description 36
- 239000013049 sediment Substances 0.000 claims abstract description 38
- 238000007599 discharging Methods 0.000 claims abstract description 8
- 239000007788 liquid Substances 0.000 claims description 18
- 238000010992 reflux Methods 0.000 claims description 13
- 230000005484 gravity Effects 0.000 abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 8
- 238000005191 phase separation Methods 0.000 abstract description 2
- 239000004576 sand Substances 0.000 description 9
- 239000007787 solid Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 6
- 239000008346 aqueous phase Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 239000007791 liquid phase Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/06—Arrangements for treating drilling fluids outside the borehole
- E21B21/063—Arrangements for treating drilling fluids outside the borehole by separating components
- E21B21/065—Separating solids from drilling fluids
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/06—Arrangements for treating drilling fluids outside the borehole
- E21B21/063—Arrangements for treating drilling fluids outside the borehole by separating components
- E21B21/065—Separating solids from drilling fluids
- E21B21/066—Separating solids from drilling fluids with further treatment of the solids, e.g. for disposal
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses the solid phase particles removal system of a kind of drilling fluid, including shell, charging aperture, discharging opening, it is provided with sediment ejection opening on the sidewall of shell, chain connection the first screen plate on outer casing inner wall, on first screen plate, mud guard is set, the movable end of the first screen plate passes sediment ejection opening, the height of sediment ejection opening end face is less than the height of hinge on outer casing inner wall, some first springs are installed in the lower section of the movable end of the first screen plate, the lower end of the first spring is fixed on the bottom surface of sediment ejection opening, the underface of the first screen plate is horizontally disposed with the second screen plate, it is provided with spring assembly below second screen plate.The present invention gravity by water-based drilling muds self, while carrying out solid phase separation, while being opened sediment ejection opening by the gravity of the solid phase particles self of the movable end being deposited in the first screen plate, discharge solid phase particles, avoid the solid phase particles using auger conveyor to discharge in shell, not only reduce the risk that operator are injured, and save the use cost of device.
Description
Technical field
The present invention relates to drilling fluid reclamation field, be specifically related to the solid phase particles removal system of a kind of drilling fluid.
Background technology
Drilling fluid is also referred to as drilling mud, is the general name of the various circulation of fluids used in drilling process.Drilling process
In, drilling fluid can not only effectively cool down and lubricate drill bit, is also equipped with balancing layer pressure, it is to avoid blowout and well kick occur
Effect, moreover, drilling fluid can also transmit power and coring sampling.
Different according to disperse medium, it is big that drilling fluid is broadly divided into water-base drilling fluid, oil base drilling fluid gentle base drilling fluid three
Class.
In drilling process, drilling fluid enters to bottom by drilling rod, after completing its effect with drilling well in produce useless
Slag is discharged together, owing to drilling fluid not only price is high but also understands welding, so should reclaim drilling fluid, solid controlling
System is for reclaiming drilling fluid.Solid controlling system is also called drilling-fluid circulation system and drilling fluid cleaning system.Solid controlling system
System mainly includes the solid control equipments such as drilling fluid vibrating sieve, vacuum degasser, desander, desilter, horizontal spiral centrifuge.These
Solid control equipment, just as a series of sizes, sieve that function is different, realizes the purification to drilling fluid and recycling by filtering layer by layer.
Desander is two grades of solid controlling systems of drilling fluid reclamation technique, and drilling fluid is tentatively sieving through drilling fluid vibrating sieve
After falling bigger solid phase particles, i.e. enter in desander, remove the solid phase particles that granularity is 40 ~ 80 μm contained in drilling fluid.
Traditional desander is after separating drilling fluid with solid phase particles, and solid phase particles is carried over removing by auger conveyor
Sand device, but auger conveyor is breakneck, if operator's operational error is serious by producing in practical operation
Consequence.
Summary of the invention
The technical problem to be solved is the defect for tradition desander, it is therefore intended that provide a kind of drilling fluid
Solid phase particles removal system, for water-base drilling fluid, solve tradition desander owing to using auger conveyor to easily cause
The problem that operator are injured.
The present invention is achieved through the following technical solutions: the solid phase particles removal system of a kind of drilling fluid, including shell, described
Cover top portion is provided with charging aperture, and outer casing bottom is provided with discharging opening, and the sidewall of shell is provided with sediment ejection opening, the inwall of shell
Upper chain connection has the first screen plate, and the movable end of described first screen plate passes sediment ejection opening and the upper surface of the first screen plate
Contacting with the end face of sediment ejection opening, the height of sediment ejection opening end face, less than the height of hinge on outer casing inner wall, the first screen plate is arranged
Having some mud guards, the projection on the first screen plate of the described mud guard to be in the shape of the letter V, the angular bisector of mud guard angle is all with
The axis coincidence of one screen plate and the angle of mud guard are all towards the movable end of the first screen plate, the activity of the first screen plate
The lower section of end is provided with some first springs, and the lower end of described first spring is fixed on the bottom surface of sediment ejection opening, the first screen plate
Underface be horizontally disposed with the second screen plate being positioned at shell, be fixed with sleeve, described set below described second screen plate
Being provided with the second spring in Tong, described second lower spring end is fixed with support bar, and described support bar lower end is fixed with gripper shoe, institute
State gripper shoe to be arranged on the inwall of shell.In prior art, traditional desander after drilling fluid is separated with solid phase particles,
Solid phase particles is carried over desander by auger conveyor, but auger conveyor is breakneck, in practical operation such as
Really operator's operational error will produce serious consequence.In order to solve the problems referred to above, the invention provides a kind of for water base
Drilling mud, it is not necessary to use the desander of auger conveyor conveying solid phase particles.The viscosity of water-based drilling muds relatively oil base bores
Well mud is low, and the phenomenon of liquid phase parcel solid phase is relatively less, causes biphase being easier of solid-liquid to separate.Outside this device has
The parts that the existing desanders such as shell, charging aperture, discharging opening are owned by, except for the difference that, this device is arranged on the sidewall of shell
Having sand discharge hole, be connected through the hinge on the inwall of shell the first screen plate, and the movable end of the first screen plate passes sand discharge hole
Being in communication with the outside, the upper surface of the first screen plate contacts with sand discharge hole end face, and lower surface connects some first springs, the first bullet
Spring is fixed on the bottom in sand discharge hole.The height of the end face in sand discharge hole, less than the height of hinge, passes through this set so that first
Screen plate have certain angle of inclination rather than with plane-parallel, when this device horizontal positioned on the ground and first
When the movable end of screen plate contacts with the end face in sand discharge hole, the height of the first screen plate hinged end is more than the height of movable end, when
After drilling mud in charging aperture falls on the first screen plate, drilling mud is can to slide to along the first screen plate from hinged end
Movable end.The lower section of the first screen plate is provided with the second screen plate, and the second screen plate also is located at the inside of shell.By above-mentioned
Structure, when there being water-based drilling muds to enter enclosure from charging aperture, first falls on the first screen plate, due to action of gravity
And the first screen plate being obliquely installed, drilling mud moves to movable end along the first screen plate from hinged end.Movement same
Time, the aqueous phase in drilling mud falls into the second screen plate, through the mistake again of the second screen plate through the first screen plate
After filter, the aqueous phase in drilling mud is discharged from discharging opening.On the other hand, owing to drilling mud is moving to movable end, and,
Being positioned at the drilling mud of movable end compared with the drilling mud just dropped down onto on the first screen plate, its solid particle comprised is more,
Causing movable end to be moved straight down by after the gravity of drilling mud, the first spring below movable end is squeezed, now
The upper surface of movable end no longer contacts with the end face of sediment ejection opening, forms gap, a small amount of brill between sediment ejection opening and the first screen plate
Well mud is discharged from the gap between sediment ejection opening and the first screen plate with substantial amounts of solid phase particles, enters next stage solid controlling and sets
Standby.After sand discharge completes, movable end pressure experienced reduces, and the first spring recovers to initial position, the upper table of the first screen plate
Face contacts the end face of sediment ejection opening again.In sum, the present invention gravity by water-based drilling muds self, carrying out admittedly
While Xiang Fenliing, the gravity of the solid phase particles self being deposited in movable end open sediment ejection opening, it is achieved solid phase particles
Discharge, it is to avoid use auger conveyor to discharge the solid phase particles in shell, not only reduce the risk that operator are injured, and
And saved the use cost of desander.
After drilling mud falls on the first screen plate, it is the process gradually scattered, when drilling mud is on the first screen plate
Flow velocity very fast time, drilling mud will not launch to the both sides of the first screen plate, but directly slide to movable end, cause major part
Solid-liquid is biphase also to be had not enough time to separate and just has moved to sediment ejection opening, and the organic efficiency causing liquid phase is low.In order to improve the first mistake
The utilization ratio of filter plate, is provided with some mud guards, the projection on the first screen plate of the described mud guard on the first screen plate
It is in the shape of the letter V, and the angular bisector of the angle of mud guard projection is with the axis along hinged end to movable end of the first screen plate
Overlap, angle just movable end to the first screen plate.By arranging mud guard, when drilling mud drops down onto the first filtration from charging aperture
Time on plate, drilling mud band to the both sides of the first screen plate, is increased the filter area of drilling mud, the most fully by mud guard
Make use of the filter opening of the first screen plate both sides, and slow down drilling mud translational speed on the first screen plate, enter one
Step promotes while the first screen plate separating effect, it is to avoid drilling mud flow velocity on the first screen plate is very fast and cause big
Part solid-liquid is biphase also to be had not enough time to separate and just has moved to sediment ejection opening.
Owing to there being a certain distance between the first screen plate and the second screen plate, drilling mud falls after the first screen plate
To the second screen plate, it will the second screen plate produces impact, and impact is easily caused the second screen plate damage frequently.In order to
Solving the problems referred to above, be provided with sleeve below the second screen plate, be provided with the second spring in sleeve, the second lower spring end connects
Support bar, support bar is fixing on the supporting plate, and gripper shoe is fixed on the inwall of shell.By said structure, work as drilling mud
When falling on the second screen plate, the second screen plate sheds a part of impulse force by mobile straight down, reduces the second screen plate
The shock being subject to, has reached to protect the purpose of the second screen plate, has added the service life of the second screen plate.
Further, the sidewall of shell is provided with the refluxing opening being positioned at below sediment ejection opening, the side of shell is fixed with
The 3rd screen plate between sediment ejection opening and refluxing opening, the height of one end that the 3rd screen plate is fixed on shell is higher than another
End, the lower section of the 3rd screen plate is provided with and connects liquid plate, described in connect one end of liquid plate and be arranged in refluxing opening, be arranged in refluxing opening
The height of one end less than the other end.Biphase in order to separate solid-liquid further, in recovery drilling mud as much as possible liquid phase,
After a small amount of drilling mud leaves shell with most of solid granule, falling on the 3rd screen plate, the 3rd screen plate tilts
Arranging, drilling mud slides to the one end away from shell along the 3rd screen plate near one end of shell, the mistake slided
Cheng Zhong, drilling mud separates with solid phase particles, and the aqueous phase of separation drops down onto connecing on liquid plate below the 3rd screen plate.Connect
Liquid plate is obliquely installed equally, is returned in shell by aqueous phase by refluxing opening, and final discharge from discharging opening.By above-mentioned
Arrange, it is possible to separate the solid-liquid in drilling fluid further biphase, reach to reclaim the purpose of more drilling mud.
Further, the aperture of filter screen of the second screen plate less than the first screen plate aperture of filter screen 1/2nd.In reality
Trample middle discovery, the aperture of filter screen of the second screen plate is set smaller than the first screen plate aperture of filter screen 1/2nd can not only
Enough ensure that drilling mud can well move and control movable end and the sediment ejection opening generation of the first screen plate on the first screen plate
Gap, the second screen plate can remove the solid phase particles in drilling mud further simultaneously.
Further, the first spring is tensioner spring.Tensioner spring can keep while elasticity, has enough hard
Degree goes to support the first screen plate, adds the service life of device, it is to avoid changes the first spring frequently or keeps in repair.
Further, the angle of mud guard is 20 ~ 45 °, and mud guard two ends are 20 ~ 40 with the distance of the first screen plate both sides
Centimetre.Practice finds, under drilling mud normal flow, if the angle of mud guard is less than 20 °, then the first screen plate both sides
Part filter screen still cannot play a role in filtering；If the angle of mud guard is more than 45 °, will substantially weaken drilling mud in the first mistake
Translational speed on filter plate, causes the accumulation of drilling mud, the first screen plate and the first spring is caused load, is easily caused
Damage.When the distance of mud guard two ends and the first screen plate both sides is 20 ~ 40 centimetres, mud guard can be more smoothly by drilling well mud
Slurry band is to the both sides of the first screen plate.
The present invention compared with prior art, has such advantages as and beneficial effect:
1, the present invention gravity by water-based drilling muds self, while carrying out solid phase separation, while by being deposited in
The gravity of the solid phase particles of movable end self opens sediment ejection opening, it is achieved the discharge of solid phase particles, it is to avoid use auger conveyor
Discharge the solid phase particles in shell, not only reduce the risk that operator are injured, and saved the use cost of device；
2, the present invention is by arranging mud guard, and when drilling mud drops down onto the first screen plate from charging aperture, mud guard is by drilling well
Mud band, to the both sides of the first screen plate, increases the filter area of drilling mud, not only takes full advantage of the first screen plate two
The filter opening of side, and slow down drilling mud translational speed on the first screen plate, divide promoting the first screen plate further
While effect, it is to avoid drilling mud flow velocity on the first screen plate is very fast and most of solid-liquid that is that cause biphase also future
Obtain and separate and just have moved to sediment ejection opening；
3, the present invention is provided with sleeve, support bar, gripper shoe and the second spring below the second screen plate, when drilling mud falls
Time on second screen plate, the second screen plate sheds a part of impulse force by mobile straight down, reduces the second screen plate and is subject to
Shock, reached protect the second screen plate purpose, add the service life of the second screen plate；
4, the present invention is by arranging the 3rd screen plate, refluxing opening, connecing liquid plate, it is achieved that separate the solid-liquid two in drilling fluid further
Phase, reaches to reclaim the purpose of more drilling mud；
5 in practice, it has been found that be set smaller than two points of the aperture of filter screen of the first screen plate by the aperture of filter screen of the second screen plate
One of, not only ensure that drilling mud can move and control movable end and the sand discharge of the first screen plate on the first screen plate well
Mouth produces gap, and the second screen plate can remove the solid phase particles in drilling mud further simultaneously.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing being further appreciated by the embodiment of the present invention, constitutes of the application
Point, it is not intended that the restriction to the embodiment of the present invention.In the accompanying drawings:
Fig. 1 is present configuration schematic diagram；
Fig. 2 is the enlarged drawing in Fig. 1 at A；
Fig. 3 is the structural representation of mud guard.
The parts title of labelling and correspondence in accompanying drawing:
1-shell, 2-charging aperture, 3-discharging opening, 4-the first screen plate, 5-the second screen plate, 6-the first spring, 7-the 3rd filters
Plate, 8-connects liquid plate, 9-gripper shoe, 10-support bar, 11-the second spring, 12-sleeve, 13-mud guard.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with embodiment and accompanying drawing, to this
Invention is described in further detail, and the exemplary embodiment of the present invention and explanation thereof are only used for explaining the present invention, do not make
For limitation of the invention.
Embodiment
As shown in Figure 1, Figure 2 and Figure 3, the present invention is the solid phase particles removal system of a kind of drilling fluid, including shell 1, outward
Shell 1 top is provided with charging aperture 2, is provided with discharging opening 3 bottom shell 1, and the sidewall of shell 1 is provided with sediment ejection opening, shell 1
On inwall, chain connection has the first screen plate 4, and the movable end of the first screen plate 4 passes sediment ejection opening and the upper table of the first screen plate 4
Face contacts with the end face of sediment ejection opening, and the height of sediment ejection opening end face is less than the height of hinge on shell 1 inwall, on the first screen plate 4
Being provided with some mud guards 9, the mud guard 9 projection on the first screen plate 4 is in the shape of the letter V, and the angular bisector of mud guard 9 angle is equal
Overlap with the axis of the first screen plate 4 and the angle of mud guard 9 is all towards the movable end of the first screen plate 4, the first screen plate
The lower section of the movable end of 4 is provided with some first springs 6, and the lower end of the first spring 6 is fixed on the bottom surface of sediment ejection opening, the first mistake
The underface of filter plate 4 is horizontally disposed with the second screen plate 5 being positioned at shell 1, is fixed with sleeve 12 below the second screen plate 5,
Being provided with the second spring 11 in sleeve 12, the second spring 11 lower end is fixed with support bar 10, and support bar 10 lower end is fixed with support
Plate 9, gripper shoe 9 is arranged on the inwall of shell 1.The refluxing opening being positioned at below sediment ejection opening, shell it is provided with on the sidewall of shell 1
The 3rd screen plate 7 being fixed with between sediment ejection opening and refluxing opening on the side of 1, the 3rd screen plate 7 is fixed on shell 1
The height of one end is higher than the other end, and the lower section of the 3rd screen plate 7 is provided with and connects liquid plate 8, and the one end connecing liquid plate 8 is arranged on refluxing opening
In, the height of the one end being arranged in refluxing opening is less than the other end.The aperture of filter screen of the second screen plate 5 is less than the first screen plate 4
Aperture of filter screen 1/2nd.First spring 6 is tensioner spring.The angle of mud guard 9 is 20 ~ 45 °, mud guard 9 two ends with
The distance of the first screen plate 4 both sides is 20 ~ 40 centimetres.
When using this device, first, check the elasticity of tensioner spring, observe the first screen plate 4 whether with sediment ejection opening end face
Contact；Afterwards, open charging aperture 2, discharge gate 3, pour water-based drilling muds into, after drilling mud knocks mud guard 9, by mud guard
The both sides of 9 bands to the first screen plate 4；Then, the separation in drilling mud portion in the enclosure is waited, it is also possible to manually filter first
Plate 4 carries out up-down vibration, increases solid-liquid separation effect and speed；At discharge gate 3, finally collect aqueous phase, at the 3rd screen plate 7
Solid phase particles is collected in one end away from shell 1.The present invention gravity by water-based drilling muds self, divides carrying out solid phase
While from, the gravity of the solid phase particles self of the movable end being deposited in the first screen plate 4 open sediment ejection opening, it is achieved Gu
The discharge of phase granule, it is to avoid use auger conveyor to discharge the solid phase particles in shell, not only reduce operator injured
Risk, and saved the use cost of device.
Above-described detailed description of the invention, has been carried out the purpose of the present invention, technical scheme and beneficial effect further
Describe in detail, be it should be understood that the detailed description of the invention that the foregoing is only the present invention, be not intended to limit the present invention
Protection domain, all within the spirit and principles in the present invention, any modification, equivalent substitution and improvement etc. done, all should comprise
Within protection scope of the present invention.
Claims (5)
1. a solid phase particles removal system for drilling fluid, including shell (1), described shell (1) top is provided with charging aperture
(2), shell (1) bottom is provided with discharging opening (3), it is characterised in that be provided with sediment ejection opening, shell (1) on the sidewall of shell (1)
Inwall on chain connection have the first screen plate (4), the movable end of described first screen plate (4) pass sediment ejection opening and the first mistake
The upper surface of filter plate (4) contacts with the end face of sediment ejection opening, and the height of sediment ejection opening end face is less than the height of hinge on shell (1) inwall
Degree, the first screen plate (4) is provided with some mud guards (9), and the described mud guard (9) projection on the first screen plate (4) is V
Font, the angular bisector of mud guard (9) angle all overlaps with the axis of the first screen plate (4) and the angle of mud guard (9) is equal
Towards the movable end of the first screen plate (4), the lower section of the movable end of the first screen plate (4) is provided with some first springs (6), institute
The lower end stating the first spring (6) is fixed on the bottom surface of sediment ejection opening, and the underface of the first screen plate (4) has been horizontally disposed with outside being positioned at
The second screen plate (5) in shell (1), described second screen plate (5) lower section is fixed with sleeve (12), arranges in described sleeve (12)
Having the second spring (11), described second spring (11) lower end to be fixed with support bar (10), described support bar (10) lower end is fixed with
Gripper shoe (9), described gripper shoe (9) is arranged on the inwall of shell (1).
The solid phase particles removal system of a kind of drilling fluid the most according to claim 1, it is characterised in that described shell (1)
Sidewall on be provided with the refluxing opening being positioned at below sediment ejection opening, the side of shell (1) is fixed with and is positioned at sediment ejection opening and refluxing opening
Between the 3rd screen plate (7), the height of one end that described 3rd screen plate (7) is fixed on shell (1) is higher than the other end, the
The lower section of three screen plates (7) is provided with and connects liquid plate (8), described in connect one end of liquid plate (8) and be arranged in refluxing opening, be arranged on backflow
The height of the one end in Kou is less than the other end.
The solid phase particles removal system of a kind of drilling fluid the most according to claim 1 and 2, it is characterised in that described second
The aperture of filter screen of screen plate (5) is less than 1/2nd of the aperture of filter screen of the first screen plate (4).
The solid phase particles removal system of a kind of drilling fluid the most according to claim 3, it is characterised in that described first spring
(6) it is tensioner spring.
The solid phase particles removal system of a kind of drilling fluid the most according to claim 1, it is characterised in that described mud guard
(9) angle is 20 ~ 45 °, and mud guard (9) two ends are 20 ~ 40 centimetres with the distance of the first screen plate (4) both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610603479.7A CN106150410A (en) | 2016-07-28 | 2016-07-28 | A kind of solid phase particles removal system of drilling fluid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610603479.7A CN106150410A (en) | 2016-07-28 | 2016-07-28 | A kind of solid phase particles removal system of drilling fluid |
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| Publication Number | Publication Date |
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| CN106150410A true CN106150410A (en) | 2016-11-23 |
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ID=58060698
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610603479.7A Pending CN106150410A (en) | 2016-07-28 | 2016-07-28 | A kind of solid phase particles removal system of drilling fluid |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107617590A (en) * | 2017-11-08 | 2018-01-23 | 海盐晋悦五金制品有限公司 | A kind of nut cleaning equipment |
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| CA2216045C (en) * | 1997-08-22 | 2003-09-09 | Terralog Technologies U.S.A. Inc. | Apparatus and method for preparation of liquid/solid slurries |
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| CN204400229U (en) * | 2015-01-26 | 2015-06-17 | 南宁市美斯达矿山机械设备有限公司 | Material self-equalization device |
| CN204523065U (en) * | 2015-04-07 | 2015-08-05 | 广东梅雁吉祥水电股份有限公司 | A kind of dicalcium powder grinding and processing raw material device |
| CN204543723U (en) * | 2015-04-28 | 2015-08-12 | 广东梅雁吉祥水电股份有限公司 | The suspended movable filter putting silt |
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