CN110025988A - A kind of slime water concentration processing system of three sections of underflow discharges - Google Patents
A kind of slime water concentration processing system of three sections of underflow discharges Download PDFInfo
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- CN110025988A CN110025988A CN201910444308.8A CN201910444308A CN110025988A CN 110025988 A CN110025988 A CN 110025988A CN 201910444308 A CN201910444308 A CN 201910444308A CN 110025988 A CN110025988 A CN 110025988A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/0006—Settling tanks provided with means for cleaning and maintenance
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/0087—Settling tanks provided with means for ensuring a special flow pattern, e.g. even inflow or outflow
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/01—Separation of suspended solid particles from liquids by sedimentation using flocculating agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/24—Feed or discharge mechanisms for settling tanks
- B01D21/2444—Discharge mechanisms for the classified liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/24—Feed or discharge mechanisms for settling tanks
- B01D21/245—Discharge mechanisms for the sediments
- B01D21/2461—Positive-displacement pumps; Screw feeders; Trough conveyors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/80—Mixing plants; Combinations of mixers
- B01F33/82—Combinations of dissimilar mixers
- B01F33/821—Combinations of dissimilar mixers with consecutive receptacles
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The present invention relates to the fields of slime water concentration processing, and in particular to a kind of slime water concentration processing system of three sections of underflow discharges.The present invention includes at least three sections of discharging types without rake thickener, further includes flocculant distributing trough, the mixed explosive barrel of spiral ore pulp, ore pulp buffer barrel and pipe-line mixer；The technique cooperation that flocculant distributing trough and spiral ore pulp mix explosive barrel realizes that the branch addition of medicament and the preliminary of medicament and ore pulp uniform mix；The staggered multiple groups grizzly bar arranged inside pipe-line mixer realizes the further uniform mixing of ore pulp and medicament；Three sections of discharging types are made of without rake thickener a central segment concentration pond body and two side room section concentration pond bodies, using " two sides in one " marker method, realize that thick, fine grained divides mouth discharge and recycling, coarse granule is discharged from center underflow opening, fine fraction goes out from suction on the underflow opening of side room, and fine fraction has the longer sedimentation time, and the bottom of pond that pond body is concentrated is in high inclination-angle cone, material slides by self weight to underflow opening, and discharge is not necessarily to rake.
Description
Technical field
The present invention relates to slime water concentration process fields, and in particular to a kind of slime water concentration processing of three sections of underflow discharges
System.
Background technique
Overwhelming majority coal preparation plant, China all uses wet coal preparation, and slime water treatment is important in wet coal preparation process flow
Link is required to the clarification of coal slime water depth, closed water circuit from the aspect of economical and environmentally friendly.Coal preparation plant generallys use mixed
Solidifying method handles black water, and so-called Coagulation Method is exactly to add coagulant into coal slime aqueous systems, so that in coal slime aqueous systems
Grain leans on gravitational settling after reuniting.In traditional slime water treatment technique, the addition of flocculant aqueous solution is usually to be added
In pipeline or chute before thickener feeding inlet, it can realize that black water is mixed with the efficient of flocculant aqueous solution, be black water
The premise of efficient concentration processing.
Thickener is the key equipment in modern slurry circulating system, and thickener is wadded a quilt with cotton using solid particle in black water
Retrogradation is dropped to complete the equipment to black water continuous concentration.Its essence is will for the pond body of black water precipitating and one by one
The underflow discharge system combined composition that sediment is collected into underflow opening and is discharged.Its production process is continuous, in general,
Black water is fed from pond body upper center, and the overflow water after clarification flows into overflow sink from pond body periphery, the product (bottom after precipitating
Stream) go out from the underflow opening pumping at pond body cone bottom.Traditional thickener is also known as raker thickener, have one by sediment in
The rake of heart enrichment transport；Raker thickener divides from transport characteristics, can be divided into center driving and two kinds of peripheral-traction formula；From
Design feature can be divided into common thickener and two kinds of high-efficiency concentrator to be divided to, and high-efficiency concentrator is directly to feed black water pan feeding
The concentration nitride layer of thickener body middle and lower part, shortens the distance of coal slime settling, facilitates the sedimentation of coal slime particle, increases coal
Mud enters the resistance of overflow, improves effect of settling, therefore is called high-efficiency concentrator, as Eminem section (EimcO-BSP) is efficiently dense
Contracting machine, domestic high-efficiency concentrator etc..Existing thickener is studied more on transmission device and housing construction, but sets in underflow discharge
Meter aspect innovation is less, furthermore how to ensure that medicament and black water are sufficiently mixed and uniformly guarantees turbulence level in thickener body again
It is smaller, how to guarantee thickener the operation is stable, prevents concentrator rake and ground in recent years by high concentration material " pressure is harrowed " for this field
Study carefully hot spot.
Summary of the invention
It is an object of the invention to overcome above-mentioned the deficiencies in the prior art, designs spiral ore pulp and mix explosive barrel and pipeline mixing
Device guarantees that flocculation medicament aqueous solution and black water are mixed uniformly into concentrator, creates for flocculating setting good initial
Condition；Concentrator is using a kind of three sections of novel discharging types without rake thickener, and three sections of discharging types are without rake thickener by one
Pond body and two side room section concentration pond body compositions is concentrated in heart section, and using " two sides in one " marker method, i.e. pond body is concentrated in central segment
Using center underflow opening lower part discharge, two side room section concentration pond bodies are using suction material on the underflow opening of side room, big floc sedimentation coarse granule
Sinking speed is fast, and most of to settle in central segment concentration basin body, the small floc sedimentation SEDIMENTATION FOR FINE PARTICLE time is long, and it is dense can to enter side room section
Contracting pond body continues settlement action；" two sides in one " marker method can realize that thick, fine particle stage material is separately recovered, central segment concentration basin
The underflow of body can be recycled based on coarse granule with screen-bowl centrifuge, and coal in part incorporation or all incorporation obtains
Higher economic value, the underflow of side room section concentration pond body can be dehydrated with filter press and be recycled, be realized solid-liquid based on fine grained
It is completely separated, in addition, concentration pond body discharge is not necessarily to rake, thoroughly solves " pressure rake " phenomenon, thickener the operation is stable.
To achieve the above object, the invention adopts the following technical scheme:
A kind of slime water concentration processing system of three sections of underflow discharges, including three sections of discharging types without rake thickener, further include
Following component part:
Flocculant distributing trough, the flocculant distributing trough are rectangular parallelepiped structure, and the bottom of cuboid is multiple small through having
Circular hole, each small sircle hole connect a vertical medicament adding tube, and flocculant aqueous solution feeds spiral shell by vertical medicament adding tube
Rotating ore pulp mixes on the helical annular plate on the different height position of cylindrantherae；
Spiral ore pulp mixes explosive barrel, and it is top-down helicoidal structure that the spiral ore pulp, which mixes explosive barrel, ore pulp from
The material inlet on top is fed, along the downward screw of helical annular plate, spiral shell of the vertical medicament adding tube on different height position
Medicament is added on rotation annular slab, ore pulp and medicament are discharged from the discharge port of lower part after evenly mixing, into ore pulp buffer barrel, mine
The ore pulp in buffer barrel is starched by pipeline, pipe-line mixer is set on the pipeline of conveying, further realizes ore pulp and wadding
The mixing of solidifying medicament；
Pipe-line mixer, the pipe-line mixer are a cylindrical body, the arrangement multiple groups grizzly bar of its alternate internal, stream
Body flows through the increase of grizzly bar turbulence level, realizes the mixing of ore pulp and the medicament that flocculates, and mixed ore pulp enters three sections of discharging types without rake
The pan feeding surge chamber of thickener；
Three sections of discharging types without rake thickener, three sections of discharging types without rake thickener by central segment concentration pond body and
Two side room section concentration pond body compositions；The center upper portion Position Design of the central segment concentration pond body has pan feeding surge chamber, enters
Expect piece agitating shaft of central upper portion location arrangements of surge chamber；The agitating shaft is driven by a motor low speed rotation, not along agitating shaft
There is the agitator arm of multilayer with vertical height design, the agitator arm of multilayer is rotated with agitating shaft, pan feeding surge chamber
Lower section connect a horn-like discharge barrel, horn-like discharge barrel directly enter downwards central segment concentration pond body middle and lower part high concentration
In floc sedimentation layer, solid particle is stayed in floc sedimentation, is deposited to the bottom of pond of central segment concentration pond body；The pond of the central segment concentration pond body
Then bottom gradually slides by self weight to center bottom in high inclination-angle cone, the bottom of pond of solid particles sediment to central segment concentration pond body
Head piece, center underflow opening are connect with Pulp pump, pass through the swabbing action discharge of Pulp pump；The overflow of central segment concentration pond body passes through
Flow automatically with the shared trough rim of side room section concentration pond body to side room section concentration pond body；The side room section concentration pond body positioned proximate central section
Pond body arranged on left and right sides arrangement is concentrated, the structure of the side room section concentration pond body of arranged on left and right sides is identical, the pond of side room section concentration pond body
Bottom gradually slides by self weight to side room underflow opening in high inclination-angle cone, material, and the material at the underflow opening of side room center is using height
The marker method inhaled on lifting pump is additionally provided with high pressure water pipe on upper suction pipe road, is used for pipe dredging；Side room section concentration basin
The overflow water of body is discharged from clean water overflow weir.
The beneficial effects of the present invention are:
1), it is dense without harrowing to mix explosive barrel, pipe-line mixer, three sections of discharging types for flocculant distributing trough of the invention, spiral ore pulp
Contracting machine cooperates jointly constitutes slime water concentration processing system, the system along black water flow direction rational deployment device, device
Design also embodies the technique requirement of slime water treatment, and flocculant distributing trough and spiral ore pulp, which mix explosive barrel, realizes point of medicament
Batch addition and medicament and ore pulp it is preliminary it is uniform mix, further realize uniform mixing by pipe-line mixer, floc sedimentation is entire
It is uniformly presented in coal slime aqueous systems, further, into three sections of discharging types without rake thickener, three sections of discharging types exist without rake thickener
On the basis of traditional high-efficiency concentrator, creative use " two sides in one " marker method is deposited compared with existing thickener
In following advantage: 1. thick, fine grained divides mouth to be discharged, can ready-made different product structure, big floc sedimentation coarse granule sinking speed is fast,
Most of center underflow opening discharges in central segment concentration pond body, can become middle product of coal, and small floc sedimentation fine grained enters side room section
Pond body is concentrated and continues settlement action, is discharged from side room underflow opening, at tail coal mud product；2. can fine grained sink in thickener
Drop depends primarily on horizontal displacement distance of the fine grained in thickener, and fine grained is in three sections of discharging types without rake thickener pond body
The sum of section concentration pond body radius r and side room section concentration pond body diameter 2r centered on interior Limiting Level move distance, i.e. 3r is equivalent to
3 tandem process of generic central pan feeding thickener, identical effect of settling, occupied area is small to reduce 1/3；3. side room section concentration basin
The side room underflow opening discharge of body uses updraft type, reduces civil engineering cost, is convenient for daily maintenance；4. pond body discharge is concentrated without rake
Son thoroughly solves " pressure rake " phenomenon, thickener the operation is stable.
2), the technique cooperation that flocculant distributing trough and spiral ore pulp mix explosive barrel realizes branch addition and the medicine of medicament
The preliminary of agent and ore pulp uniform mixes；Through there is multiple small sircle holes, each small sircle hole connects one and hangs down flocculant distribution trench bottom
Straight medicament adding tube, flocculant aqueous solution feed the different height position that spiral ore pulp mixes cylindrantherae by vertical medicament adding tube
On the helical annular plate set, the branch addition of medicament is realized, ore pulp is transported along the downward screw of helical annular plate by spiral
The variation of dynamic ore pulp flow direction and flow velocity, realizes the preliminary uniform mixing of ore pulp and medicament.
3), pipe-line mixer realizes the further uniform mixing of ore pulp and medicament, and that arranges inside pipe-line mixer interlocks
Multiple groups grizzly bar, increase the turbulence level of fluid, realize the uniform mixing of ore pulp and the medicament that flocculates.
4), three sections of discharging types divide mouth to be discharged without the efficient concentration sedimentation and thick, thin material for harrowing thickener realization ore particle, and three
Section discharging type is made of without rake thickener a central segment concentration pond body and two side room section concentration pond bodies, and pond body is concentrated in central segment
Center upper portion Position Design have a pan feeding surge chamber, central upper portion location arrangements one of pan feeding surge chamber has multiple layers of stirring blades
The agitating shaft of wheel, agitating shaft low speed rotation promote floc sedimentation uniformly to present in entire coal slime aqueous systems, the lower section of pan feeding surge chamber
A horn-like discharge barrel is connected, horn-like discharge barrel directly enters downwards the high concentration floc sedimentation layer of the middle and lower part of central segment concentration pond body
In, solid particle stays in floc sedimentation, is deposited to the bottom of pond of central segment concentration pond body, the bottom of pond that pond body is concentrated in central segment is in high inclination-angle
Then the bottom of pond of cone, solid particles sediment to central segment concentration pond body gradually slides by self weight to center underflow opening, center
Underflow opening is connect with Pulp pump, passes through the swabbing action discharge of Pulp pump；The fine grained not settled becomes central segment and pond body is concentrated
Overflow, by with side room section concentration pond body shared trough rim flow automatically to side room section concentration pond body, side room section concentration basin body in
Limiting Level move distance is the diameter 2r of side room section concentration pond body, is 2 times of center pan feeding thickener sedimentation time, side room section
The bottom of pond of pond body is concentrated in high inclination-angle cone, material gradually slides by being self-possessed to side room underflow opening, at the underflow opening of side room center
Material using the marker method inhaled on high lift pump, be additionally provided with high pressure water pipe on upper suction pipe road, be used for pipe dredging；
The overflow water of side room section concentration pond body is discharged from clean water overflow weir；Entire three sections of discharging types are not necessarily to without the underflow discharge of rake thickener
Rake thoroughly solves " pressure rake " phenomenon, thickener the operation is stable.
Detailed description of the invention
Fig. 1 is system flow chart of the invention；
Fig. 2 is the partial enlarged view of flocculant distributing trough in Fig. 1 structure；
Fig. 3 is in Fig. 1 structure, and spiral ore pulp mixes the structural schematic diagram of explosive barrel；
Fig. 4 is the structural schematic diagram of pan feeding surge chamber in Fig. 1 structure；
It illustrates each structure and component names corresponding relationship of the invention is as follows:
The vertical spiral ore pulp of medicament adding tube 1B- small sircle hole 2- of 1- flocculant distributing trough 1A- mixes explosive barrel
2A- helical annular plate 2B- material inlet 2C- discharge port 3- ore pulp buffer barrel
Pond body is concentrated without rake thickener 5A- central segment in 3C- tri- sections of discharging types of pipeline 4- pipe-line mixer 5-
5A1- pan feeding surge chamber 5A2- agitating shaft 5A3- motor 5A4- agitator arm
The center the bottom of pond 5A7- underflow opening of the horn-like discharge barrel 5A6- central segment concentration pond body of 5A5-
5A8- Pulp pump 5A9- shares the side room trough rim 5B- section concentration pond body 5B1- high lift pump
The side room the bottom of pond 5B4- underflow opening of the side room 5B2- high pressure water pipe 5B3- section concentration pond body
5B5- clean water overflow weir
Specific embodiment
For ease of understanding, here in connection with Fig. 1-4, specific embodiments of the present invention are made described further below:
Concrete composition part of the invention is divided into several big modules, comprising: flocculant distributing trough (1), spiral ore pulp mix medicine
Bucket (2), ore pulp buffer barrel (3), pipe-line mixer (4) and three sections of discharging types are without rake thickener (5).It is described one by one below:
1, flocculant distributing trough
Flocculant distributing trough is rectangular parallelepiped structure, and the bottom of cuboid, which is run through, multiple small sircle holes (1B), each small sircle hole
(1B) connects a vertical medicament adding tube (1A), and flocculant aqueous solution is fed spiral by vertical medicament adding tube (1A)
Ore pulp mixes on the helical annular plate (2A) on the different height position of cylindrantherae (2).
2, spiral ore pulp mixes explosive barrel
It is top-down helicoidal structure that spiral ore pulp, which mixes explosive barrel (2), and ore pulp is fed from the material inlet (2B) on top,
Along helical annular plate (2A) downward screw, helical annular plate of the vertical medicament adding tube (1A) on different height position
Medicament is added on (2A), ore pulp and medicament are discharged from the discharge port (2C) of lower part after evenly mixing, into ore pulp buffer barrel (3)
In, the ore pulp in ore pulp buffer barrel (3) is conveyed by pipeline (3C), pipe-line mixer (4) are set on the pipeline (3C) of conveying,
Further realize the mixing of ore pulp and the medicament that flocculates.
3, pipe-line mixer
Pipe-line mixer (4) is a cylindrical body, and the arrangement multiple groups grizzly bar of its alternate internal, it is turbulent that fluid flows through grizzly bar
Degree increases, and realizes the mixing of ore pulp and the medicament that flocculates, and mixed ore pulp enters pan feeding of three sections of discharging types without rake thickener (5)
Surge chamber (5A1).
4, three sections of discharging types are without rake thickener
Three sections of discharging types are without rake thickener (5) by central segment concentration pond body (5A) and two side room section concentration pond bodies
(5B) composition；The center upper portion Position Design of central segment concentration pond body (5A) has pan feeding surge chamber (5A1), pan feeding buffering
Piece agitating shaft (5A2) of central upper portion location arrangements of room (5A1)；The agitating shaft (5A2) drives low speed rotation by motor (5A3)
Turn, there is the agitator arm (5A4) of multilayer along agitating shaft (5A2) different vertical height design, the agitator arm (5A4) of multilayer is with stirring
Axis (5A2) is mixed to be rotated together, the lower section of pan feeding surge chamber (5A1) connects a horn-like discharge barrel (5A5), it is horn-like go out
Barrel (5A5) directly enters downwards in the high concentration floc sedimentation layer of the middle and lower part of central segment concentration pond body, and solid particle stays in floc sedimentation, sinks
Drop to the bottom of pond (5A6) of central segment concentration pond body；The bottom of pond (5A6) of the central segment concentration pond body is conical in high inclination-angle, Gu
Then the bottom of pond (5A6) that body particle is deposited to central segment concentration pond body gradually slides by self weight to center underflow opening (5A7), center
Underflow opening (5A7) is connect with Pulp pump (5A8), passes through the swabbing action discharge of Pulp pump (5A8)；Overflowing for pond body is concentrated in central segment
Stream by flowing to side room section concentration pond body (5B) with the shared trough rim (5A9) of side room section concentration pond body certainly；The side room section is dense
Pond body arranged on left and right sides arrangement, the structure phase of the side room section concentration pond body of arranged on left and right sides is concentrated in contracting pond body (5B) positioned proximate central section
Together, in high inclination-angle cone, material gradually slides by self weight to side room underflow opening (5B4), side the bottom of pond of side room section concentration pond body
Material at the underflow opening of room center is additionally provided with high pressure on upper suction pipe road using the marker method inhaled on high lift pump (5B1)
Jet water spout (5B2) is used for pipe dredging；The overflow water of side room section concentration pond body is discharged from clean water overflow weir (5B5).
To sum up, system of the invention and working mechanism fully consider the technology characteristics of slurry water flocculation sedimentation, and flocculate medicament
Aqueous solution is uniformly mixed with black water, has good flocculating setting primary condition, and three sections of discharging types use " one without rake thickener
The marker method of middle two sides ", thick, fine grained realization divide mouth discharge and recycling, fine fraction to have the longer sedimentation time；Side room underflow
Mouth discharge uses updraft type, reduces civil engineering cost, is convenient for daily maintenance；Pond body discharge is concentrated and is not necessarily to rake, thoroughly solves " pressure
Rake " phenomenon；Entire concentration operation more saves medicament than traditional concentration and settlement equipment, has higher thickening efficiency, work
Relatively reliable stabilization, production cost reduce also extremely obvious.
Claims (4)
1. a kind of slime water concentration processing system of three sections of underflow discharges, including three sections of discharging types are without rake thickener (5), feature
Be to further include following component part: flocculant distributing trough (1), spiral ore pulp mix explosive barrel (2), ore pulp buffer barrel (3) and pipe
Road mixer (4)；The flocculant distributing trough (1) is rectangular parallelepiped structure, and the bottom of cuboid, which is run through, multiple small sircle holes
(1B), each small sircle hole (1B) connect a vertical medicament adding tube (1A), and flocculant aqueous solution passes through vertical medicament adding tube
(1A) is fed on the helical annular plate (2A) that spiral ore pulp mixes on the different height position of cylindrantherae (2).
2. a kind of slime water concentration processing system of three sections of underflow discharges according to claim 1, it is characterised in that: described
Spiral ore pulp mix explosive barrel (2) be top-down helicoidal structure, ore pulp is fed from the material inlet (2B) on top, along spiral
Annular slab (2A) downward screw, vertical medicament adding tube (1A) add on the helical annular plate (2A) on different height position
Adding medicine, ore pulp and medicament are discharged from the discharge port (2C) of lower part after evenly mixing, and into ore pulp buffer barrel (3), ore pulp is slow
The ore pulp rushed in bucket (3) is conveyed by pipeline (3C), and pipe-line mixer (4) are arranged on the pipeline (3C) of conveying, further real
The mixing of existing ore pulp and the medicament that flocculates.
3. a kind of slime water concentration processing system of three sections of underflow discharges according to claim 1, it is characterised in that: described
Pipe-line mixer (4) be a cylindrical body, the arrangement multiple groups grizzly bar of its alternate internal, fluid flows through the increasing of grizzly bar turbulence level
Add, realize the mixing of ore pulp and the medicament that flocculates, mixed ore pulp enters pan feeding buffering of three sections of discharging types without rake thickener (5)
Room (5A1).
4. a kind of slime water concentration processing system of three sections of underflow discharges according to claim 1, it is characterised in that: described
Three sections of discharging types pond body (5B) groups are concentrated by central segment concentration pond body (5A) and two side rooms sections without rake thickener (5)
At；The center upper portion Position Design of central segment concentration pond body (5A) has pan feeding surge chamber (5A1), pan feeding surge chamber
A piece agitating shaft (5A2) of central upper portion location arrangements of (5A1)；The agitating shaft (5A2) drives low speed rotation by motor (5A3)
Turn, there is the agitator arm (5A4) of multilayer along agitating shaft (5A2) different vertical height design, the agitator arm (5A4) of multilayer is with stirring
Axis (5A2) is mixed to be rotated together, the lower section of pan feeding surge chamber (5A1) connects a horn-like discharge barrel (5A5), it is horn-like go out
Barrel (5A5) directly enters downwards in the high concentration floc sedimentation layer of the middle and lower part of central segment concentration pond body (5A), and solid particle stays in floc sedimentation
In, it is deposited to the bottom of pond (5A6) of central segment concentration pond body；The bottom of pond (5A6) of the central segment concentration pond body is in high inclination-angle circular cone
Then the bottom of pond (5A6) of shape, solid particles sediment to central segment concentration pond body gradually slides by self weight to center underflow opening
(5A7), center underflow opening (5A7) are connect with Pulp pump (5A8), pass through the swabbing action discharge of Pulp pump (5A8)；Central segment is dense
The overflow of contracting pond body (5A) by flowing to side room section concentration pond body with the shared trough rim (5A9) of side room section concentration pond body (5B) certainly
(5B)；Side room section concentration pond body (5B) positioned proximate central section concentration pond body (5A) the arranged on left and right sides arrangement, arranged on left and right sides
The structure of side room section concentration pond body (5B) is identical, and in high inclination-angle cone, material leans on certainly the bottom of pond (5B3) of side room section concentration pond body
Weight gradually slides to side room underflow opening (5B4), and the material of side room underflow opening (5B4) is using the discharge inhaled on high lift pump (5B1)
Mode is additionally provided with high pressure water pipe (5B2) on upper suction pipe road, is used for pipe dredging, the overflow water of side room section concentration pond body
It is discharged from clean water overflow weir (5B5).
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| CN201910444308.8A CN110025988B (en) | 2019-05-27 | 2019-05-27 | Coal slime water concentration treatment system of three-section underflow discharge |
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| CN201910444308.8A CN110025988B (en) | 2019-05-27 | 2019-05-27 | Coal slime water concentration treatment system of three-section underflow discharge |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110935204A (en) * | 2019-12-13 | 2020-03-31 | 安徽理工大学 | Rake-free concentration device |
| CN110935210A (en) * | 2019-12-13 | 2020-03-31 | 安徽理工大学 | Compact type multistage rake-free concentration device |
| CN114054216A (en) * | 2021-11-13 | 2022-02-18 | 内蒙古拜仁矿业有限公司 | Method and equipment for improving separation and flotation concentration of bulk concentrate |
| CN114259894A (en) * | 2021-11-30 | 2022-04-01 | 山东杰控电气技术有限公司 | Novel tailing spiral feeding and flocculating agent mixing and dosing method |
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| CN110935210A (en) * | 2019-12-13 | 2020-03-31 | 安徽理工大学 | Compact type multistage rake-free concentration device |
| CN110935210B (en) * | 2019-12-13 | 2021-12-03 | 安徽理工大学 | Compact type multistage rake-free concentration device |
| CN110935204B (en) * | 2019-12-13 | 2022-02-18 | 安徽理工大学 | Rake-free concentration device |
| CN114054216A (en) * | 2021-11-13 | 2022-02-18 | 内蒙古拜仁矿业有限公司 | Method and equipment for improving separation and flotation concentration of bulk concentrate |
| CN114054216B (en) * | 2021-11-13 | 2023-11-28 | 内蒙古拜仁矿业有限公司 | Method and equipment for improving separation flotation concentration of bulk concentrate |
| CN114259894A (en) * | 2021-11-30 | 2022-04-01 | 山东杰控电气技术有限公司 | Novel tailing spiral feeding and flocculating agent mixing and dosing method |
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