CN105797443B - A kind of low medicine consumption thickener with compound downflow weir - Google Patents
A kind of low medicine consumption thickener with compound downflow weir Download PDFInfo
- Publication number
- CN105797443B CN105797443B CN201610369395.1A CN201610369395A CN105797443B CN 105797443 B CN105797443 B CN 105797443B CN 201610369395 A CN201610369395 A CN 201610369395A CN 105797443 B CN105797443 B CN 105797443B
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- downflow weir
- thickener
- pipeline
- compound
- ore pulp
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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
- B01D21/02—Settling tanks with single outlets for the separated liquid
- B01D21/08—Settling tanks with single outlets for the separated liquid provided with flocculating compartments
-
- 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
-
- 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
- B01D21/18—Construction of the scrapers or the driving mechanisms for settling tanks
- B01D21/22—Safety mechanisms
-
- 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
- B01D21/2405—Feed mechanisms for settling tanks
-
- 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
- B01D21/28—Mechanical auxiliary equipment for acceleration of sedimentation, e.g. by vibrators or the like
- B01D21/286—Means for gentle agitation for enhancing flocculation
-
- 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
- B01D21/30—Control equipment
- B01D21/32—Density control of clear liquid or sediment, e.g. optical control ; Control of physical properties
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Soil Working Implements (AREA)
- Hydraulic Turbines (AREA)
Abstract
The present invention relates to slime water concentration to clarify field, and in particular to a kind of low medicine consumption thickener with compound downflow weir.The present invention comprises at least thickener body, the annular downflow weir and formed along the compound downflow weir of inner annular arrangement that downflow weir is arranged by surrounding, compound downflow weir side sets inflation regulation to rise floating baffle plate, for adjusting overflow discharge rate, inclination sedimentation plate is set by affixed mode in the bottom of compound downflow weir, last clarification settlement treatment is done for the overflow water of rising；Compound downflow weir can effectively reduce the movement velocity of level stream in thickener body, advantage is provided for the particle sedimentation in ore pulp, surrounding annular downflow weir and compound downflow weir integration of operation, there is the effect for significantly improving thickener treatment effeciency and overflow water clarity；This equipment also includes driving rabbling mechanism, is rotated using the drive force rabbling mechanism of ore pulp pan feeding, realizes the uniform mixing of ore pulp and medicament, has the characteristics of energy consumption is low, and maintenance capacity is low, and medicine consumption is low.
Description
Technical field
The present invention relates to slime water concentration to clarify field, and in particular to a kind of low medicine consumption concentration with compound downflow weir
Machine.
Background technology
Thickener is to complete the equipment to black water continuous concentration using solid particle flocculating setting in black water.It
Essence is that the transport rake that sediment is collected into outlet by the pond body of coal supply muddy water precipitation and one constitutes jointly.It
Production process be continuous, black water is fed from pond body upper center, the overflow water after clarification from pond body periphery flow into overflow
Tank, the discharge gate pumped of product (underflow) after precipitation from pond body cone bottom center.Meanwhile harrowed in transport by sediment edge
During bottom of pond is enriched with to center, squeezing action is also produced, so that the moisture of sediment is further excluded；Concentration
Machine divides from transport characteristicses, can be divided into two kinds of center driving and peripheral-traction formula；From design feature come divide can be divided into it is common dense
Two kinds of contracting machine and high-efficiency concentrator, high-efficiency concentrator are the concentrates that black water pan feeding is directly fed to thickener body middle and lower part
Layer, shortens the distance of coal slime settling, contributes to the sedimentation of coal slime particle, adds the resistance that coal slime enters overflow, improves
Effect of settling, therefore high-efficiency concentrator is called, such as Eem section (EimcO-BSP) high-efficiency concentrator, domestic high-efficiency concentrator.It is existing
There is thickener to be studied on transmission device and housing construction more, but it is less in the innovation of downflow weir design aspect, it is how true in addition
Protect medicament and black water is sufficiently mixed uniformly and ensures how turbulence level is smaller in thickener body, ensure concentrator rake work
Stablize, it is this area Recent study focus to prevent concentrator rake by high concentration material " pressure is harrowed ".
The content of the invention
It is an object of the invention to overcome above-mentioned the deficiencies in the prior art, rabbling mechanism is driven using the energy of pulp conveying
Rotate and reach medicament and uniformly mixed with ore pulp, while compound downflow weir is set, clarification overflowing liquid in upper strata can be overflow by multiple
Weir discharge is flowed, so as to reduce the level stream movement velocity of ore pulp in thickener body, improves the sedimentation probability of coal slime and less dense
Turbulence level in contracting machine body；Hydraulic pressure rake lifting device and high pressure desilting pipeline are set, ensures concentrator rake working stability, prevents
" pressure rake " phenomenon.
To achieve the above object, present invention employs following technical scheme：
A kind of low medicine consumption thickener with compound downflow weir, including at least thickener body, it is characterised in that：This equipment
Also include being used to perform the downflow weir for being collected clarification overflowing liquid discharge, the downflow weir is included along body surrounding arrangement
Annular downflow weir and the compound downflow weir being circular layout along internal body, pass through between the annular downflow weir and compound downflow weir of surrounding
Overflow collector groove connects；The compound downflow weir sets inflation regulation to rise floating baffle plate, compound overflow close to thickener center side
The bottom on weir sets inclination sedimentation plate by affixed mode, tilts sedimentation plate and is supported by support and thickener organism sidewall；
The compound downflow weir comprises at least compound downflow weir, two compound downflow weirs, one of inflation regulation together and rises floating baffle plate and two
Road inflation regulation rises floating baffle plate；This equipment also includes being used to perform ore pulp and medicament is stirred the driving rabbling mechanism of operation,
The driving rabbling mechanism includes shell body, reductor, driving turbine, rotating shaft, diversion mixing impeller and diffuser.
The driving rabbling mechanism is suspended at thickener body liquid level overcentre, drive the shell body of rabbling mechanism from
The upper and lower bell mouth shape construction that bore is presented and gradually increases, diffuser is set in the bottom of shell body, and the nozzle of diffuser goes out
Mouth is oriented parallel to horizontal plane, presents to surrounding and spreads arrangement, pressure sensor device, pressure sensing are arranged in nozzle
The value that device measures is shown by the pressure display instrument table on shell body top；Coaxially arranged axis vertical turns in the shell body
Axle, coaxial sleeve is provided with diversion mixing impeller at the hypomere axle body of rotating shaft, coaxial fixed drive turbine at the epimere of rotating shaft；In shell
Through the main pipeline being disposed with for pan feeding at the periphery wall of body, the wheel blade of driving turbine is pointed in the discharging direction of the main pipeline
At piece；This equipment also includes being used for the reductor that rotating shaft reduction of speed rotates.
Pressure gauge, the main pipeline bifurcated connection high pressure desilting pipeline and ore pulp of pan feeding are provided with the main pipeline of the pan feeding
Pipeline；Valve is set on the high pressure desilting pipeline；The ore pulp pipeline is connected with medicament pipeline, medicament pipeline and ore pulp pipeline
Tie point be located at the horizontal fragmentation of ore pulp pipeline, medicament pipeline inserts the horizontal fragmentation axis depth of ore pulp pipeline, and medicament goes out
Mouth direction is opposite with ore pulp direct of travel；Pipe-line mixer is set on the vertical fragmentation of the ore pulp pipeline, with pulp flow side
To for sequentially, pipe-line mixer set-point is located at the rear of chemical feeding points.
This equipment also includes hydraulic pressure rake lifting device, and hydraulic pressure rake lifting device and motor are arranged on crane span structure, crane span structure with it is dense
The revolving support connection on Suo Ji body center top；The hydraulic pressure rake lifting device is connected by hydraulic connecting rod with harrow frame.
The beneficial effects of the present invention are：
1), the present invention devises the compound downflow weir of uniqueness, compound overflow on the basis of based on traditional high-efficiency concentrator
Rising overflow water between the driving rabbling mechanism at weir and center, is discharged from compound downflow weir；Compound downflow weir also includes inflation and adjusted
Section rises a floating baffle plate, for the treating capacity of the compound downflow weir of flexible modulation, when overflow water clarity is higher, can reduce inflation regulation
The air pressure in floating baffle plate is risen, improves overflow discharge rate, when overflow water clarity is relatively low, inflation regulation can be raised and risen in floating baffle plate
Air pressure, reduce overflow discharge rate；Set compound downflow weir that satisfactory clarification overflow water can be discharged into thickener in time,
The movement velocity of level stream in thickener body is reduced, when pan feeding ore pulp moves to downflow weir from feeding position and needs longer
Between, the particle in ore pulp has longer time settlement to enter in underflow；Set in the bottom of compound downflow weir in a manner of affixed
Sedimentation plate is tilted, sedimentation plate is tilted and is installed with certain angle of inclination, relatively upright installation, desilting area increase, particle sedimentation
Distance Shortened, last clarification settlement treatment is done for the overflow water of rising, ensures overflow water clarity；Surrounding annular downflow weir and
Compound downflow weir integration of operation, there is the effect for improving thickener treatment effeciency and overflow water clarity.
2) rabbling mechanism, is driven, using the jet drive agitator of uniqueness as rabbling mechanism, utilizes ore pulp pan feeding main pipeline ore deposit
Driving turbine rotation in the drive force rotating shaft of slurry, and then drive shaft and the diversion mixing wheel rotation of rotating shaft lower end,
Ore pulp and medicament are well mixed under the collective effect of driving turbine and diversion mixing impeller, and the design is by pulp conveying process
In energy, be changed into the mechanical energy of medicament mixing, both realized the scattered of medicament and mixing, and reduced energy consumption again, have
The characteristics of maintenance capacity is low, and medicine consumption is low；Meanwhile the unnecessary kinetic energy of ore pulp is consumed, pan feeding is reduced to thickener body current stabilization flow field
Influence；In addition, rotating shaft is also connected with reductor, to ensure to drive stirring structure in the case where meeting medicament and mixing requirement,
Operated with the slow-speed of revolution, reduce the influence to thickener body current stabilization flow field.The effect of the horn mouth design of shell body is by level
The ore pulp of motion, progressively guides into vertical movement, and shell body bottom sets diffuser, be advantageous to ore pulp from shell body gush out when edge
Peripheral direction is dispersed in thickener body, and good environment is provided for follow-up sedimentation clarification.In addition, thickener works
When, the concentration of the concentration nitride layer in thickener body is difficult to monitor in real time, and this equipment arranges in the nozzle of diffuser
Pressure sensor device, when concentration nitride layer concentration rise, pressure sensor device pressure rise, be advantageous to engineers and technicians it is quick and
When the change for understanding bed in thickener, and take measures.
3), pipeline, pressure gauge is provided with the main pipeline of pan feeding, bed in thickener can be reacted to a certain extent
Change, when pressure gradually rises, the concentration for illustrating to concentrate nitride layer is raising；Pressure main pipe road bifurcated connection high pressure desilting pipeline
With ore pulp pipeline；The effect of high pressure desilting pipeline is that, when " pressure rake " phenomenon occurs in the harrow frame of thickener, single hydraulic pressure carries rake
When operation can not lift harrow frame, the high-lift current of the Pipeline transport, injection stream of the water under high pressure from diffuser are just utilized
Go out, it is material bed above impact harrow frame, material bed concentration is reduced, assists to propose the completion of rake operation.Ore pulp pipeline and medicament pipe
Road connects, and tie point is located at the horizontal fragmentation of ore pulp pipeline, and medicament pipeline inserts the horizontal fragmentation axis depth of ore pulp pipeline, medicine
Agent export direction is with ore pulp direct of travel on the contrary, being advantageous to the mixing of medicament and ore pulp；In order to further realize the mixing of medicament,
At the rear of chemical feeding points, pipe-line mixer is set on vertical fragmentation in ore pulp pipeline.
4), hydraulic pressure rake lifting device, the effect of hydraulic pressure rake lifting device are, when " pressure rake " phenomenon occurs in harrow frame, quickly to lift
Harrow frame, harrow frame " being killed " is avoided, production accident is caused, causes complete plant shutdown.
Brief description of the drawings
Fig. 1 is the front schematic view of the present invention；
Fig. 2 is Fig. 1 I parts partial enlarged drawing；
Fig. 3 is in Fig. 1 structures, drives rabbling mechanism lower diffuser schematic top plan view；
Fig. 4 is the annular downflow weir of surrounding and internal compound downflow weir position and structure schematic diagram in Fig. 1 structures；
The component names corresponding relation for illustrating each structure and the present invention is as follows：
10- thickener body 11- contracting machine organism sidewall 20- downflow weirs
One of compound downflow weir of the compound downflow weir 22A- of 21- annular downflow weirs 22-
The compound downflow weir 23- inflations regulations of 22B- bis- rise floating baffle plate 23A-, and inflation regulation rises floating baffle plate together
The inflation regulations of 23B- bis- rise floating baffle plate 24- and tilt sedimentation plate 25- supports
30- driving rabbling mechanism 31- shell body 32- reductors 33- driving turbines
34- rotating shaft 35- diversion mixing impeller 36- diffuser 36A- nozzles
36B- pressure sensor device 37- pressure display instrument tables
40- main pipeline 40A- pressure gauge 41- high pressure desilting pipelines
41A- valve 42- ore pulp pipeline 43- medicament pipeline 44- pipe-line mixers
50- hydraulic pressure rake lifting device 50A- motor 51- crane span structures
52- revolving support 53- hydraulic connecting rod 54- harrow frames
Embodiment
For ease of understanding, here in connection with Fig. 1-4, specific embodiment of the invention is made described further below：
The concrete composition part of the present invention, is divided into several big modules, including：Thickener body 10, the driving stirring of pan feeding pipeline
Mechanism 30, downflow weir 20 and hydraulic pressure rake lifting device 50.Described one by one below：
1st, thickener body
Thickener body is the essential structure of thickener, and the flocculating setting and clarification for black water provide enough volumes.
2nd, pan feeding pipeline
Ore pulp is conveyed by ore pulp pipeline 42, is successively provided with medicament pipeline 43 on the pipeline of pulp conveying and pipeline mixes
Clutch 44；Medicament pipeline 43 inserts the horizontal fragmentation axis depth of ore pulp pipeline 42, agent outlet direction and ore pulp direct of travel
On the contrary, realize feeding and being mixed with the preliminary of ore pulp for medicament；Then pipeline is set to mix on the vertical fragmentation of ore pulp pipeline 42
Clutch 44, be in order to further realize the preliminary mixing of medicament, why set pipe-line mixer to be on vertical fragmentation because
This mode arrange than on horizontal fragmentation arrangement caused by fluid turbulence degree it is higher, mixed effect is more preferable.
High pressure desilting pipeline 41 is one group of emergent and spare duct, and in normal production, the valve of this pipeline is to close,
Gradually increase, the gradual increase of the aobvious number of pressure display instrument table 37 on the top of shell body 31 are counted when the pressure gauge 40A on main pipeline 40 is aobvious,
Engineers and technicians judge that " pressure harrow " phenomenon occurs in the harrow frame of thickener according to scene, and single hydraulic pressure carry harrow operation without
When method lifts harrow frame 54, high pressure desilting pipeline 41 starts to act, and using the high-lift current of the Pipeline transport, water under high pressure is from diffuser
36 nozzle 36A jets go out, material bed above impact harrow frame 54, reduce material bed concentration, assist to propose the completion of rake operation.
3rd, rabbling mechanism is driven
Ore pulp enters the center feeding mouth of thickener with tentatively scattered medicament from the main pipeline 40 of pan feeding, how to enter one
Step realizes the uniform mixing of medicament and ore pulp, while reduces influence of the pan feeding process to steady flow condition in thickener, is driving
The purpose that rabbling mechanism 30 is set.Utilize the driving whirlpool in the drive force rotating shaft 34 of ore pulp in the main pipeline 40 of ore pulp pan feeding
Wheel 33 rotates, and then the diversion mixing impeller 35 of drive shaft 34 and rotating shaft lower end rotates, and ore pulp and medicament are in driving turbine 33
With being stirred together under effect for diversion mixing impeller 35, it is well mixed, the energy during pulp conveying is changed into by the design
The mechanical energy that medicament mixes, the scattered and mixing of medicament was both realized, has reduced energy consumption again, has had maintenance capacity low, medicine consumption is low
The characteristics of；Meanwhile the unnecessary kinetic energy of ore pulp is consumed, reduce influence of the pan feeding to steady flow condition in thickener body；In addition, turning
Axle 34 is also connected with reductor 32, to ensure to drive stirring structure 30 in the case where meeting medicament and mixing requirement, with low turn
Speed operating, reduces the influence to steady flow condition.The effect of the horn mouth design of shell body 31 is by the ore pulp of horizontal movement, progressively
Guide into vertical movement, shell body bottom sets diffuser 36, is advantageous to when ore pulp is gushed out to be dispersed in along peripheral direction dense
In contracting machine body, good environment is provided for follow-up sedimentation clarification.In addition, when thickener works, it is dense in thickener body
The concentration of contracting nitride layer is difficult to monitor in real time, and this equipment arranges pressure sensor device in the nozzle 36A of diffuser 36
36B, when concentration nitride layer concentration rise, pressure sensor device 36B pressure rises, it is easy to engineers and technicians quickly timely to understand
The change of bed in thickener, and take measures.
4th, hydraulic pressure rake lifting device
The effect of hydraulic pressure rake lifting device 50 is when " pressure rake " phenomenon occurs in harrow frame 54, quickly lifts harrow frame, avoids harrow frame
" being killed ", causes production accident, causes complete plant shutdown；This product is provided with " pressure rake " pre-warning signal feedback, such as pressure sensing
Device 36B and pressure gauge 40A, prevent the generation of " pressure rake " phenomenon；After " pressure rake " phenomenon produces, hydraulic pressure rake lifting device 50 and height
The cooperating of desilting pipeline 41 is pressed, " pressure rake " phenomenon can be solved rapidly, return to normal production.
To sum up, structure of the invention and working mechanism take into full account the technology characteristics of slurry water flocculation sedimentation, thickener machine
Internal flow field is stable, and coal slime flocculating setting effect is good, and overflow water clarity is high, and reagent consumption amount is low, and prevention solves to harrow with quick
Frame " pressure rake " phenomenon.Whole concentration operation more saves medicament than traditional concentration and settlement equipment, has higher thickening efficiency,
Work relatively reliable stabilization, and production cost reduces also extremely obvious.
Claims (4)
- A kind of 1. low medicine consumption thickener with compound downflow weir, including at least thickener body (10), it is characterised in that：Originally set Standby also to include being used to perform the downflow weir (20) for being collected clarification overflowing liquid discharge, the downflow weir (20) is included along body The annular downflow weir (21) of surrounding arrangement and the compound downflow weir (22) being circular layout along internal body, the annular downflow weir of surrounding (21) connected between compound downflow weir (22) by overflow collector groove (26)；The compound downflow weir (22) is close to thickener center Side sets inflation regulation to rise floating baffle plate (23), and the bottom of compound downflow weir (22) sets inclination sedimentation plate by affixed mode (24), sedimentation plate (24) is tilted to support by support (25) and thickener organism sidewall (11)；The compound downflow weir (22) is extremely It is few to inflate floating baffle plate (23A) He Erdao of regulation liter including compound downflow weir (22A) together, two compound downflow weirs (22B), one Inflation regulation rises floating baffle plate (23B)；This equipment also includes being used to perform ore pulp and medicament is stirred the driving mixer of operation Structure (30), the driving rabbling mechanism (30) include shell body (31), reductor (32), driving turbine (33), rotating shaft (34), water conservancy diversion Agitator arm (35) and diffuser (36).
- A kind of 2. low medicine consumption thickener with compound downflow weir according to claim 1, it is characterised in that：The driving Rabbling mechanism (30) is suspended at thickener body (10) liquid level overcentre, driving rabbling mechanism (30) shell body (31) from The upper and lower bell mouth shape construction that bore is presented and gradually increases, diffuser (36), diffuser are set in the bottom of shell body (31) (36) nozzle (36A) export direction presents to surrounding parallel to horizontal plane and spreads arrangement, arranged in nozzle (36A) Pressure sensor device (36B), the value that pressure sensor device (36B) measures by shell body (31) top pressure display instrument table (37) show；The rotating shaft (34) of coaxially arranged axis vertical in the shell body (31), it is coaxial at the hypomere axle body of rotating shaft (34) It is arranged with diversion mixing impeller (35), coaxial fixed drive turbine (33) at the epimere of rotating shaft (34)；In the outer of shell body (31) At perisporium driving turbine (33) is pointed to through the main pipeline (40) being disposed with for pan feeding, the discharging direction of the main pipeline (40) Impeller blade at；This equipment also includes being used for the reductor (32) that rotating shaft (34) reduction of speed rotates.
- A kind of 3. low medicine consumption thickener with compound downflow weir according to claim 2, it is characterised in that：The pan feeding Main pipeline (40) on be provided with pressure gauge (40A), main pipeline (40) bifurcated connection high pressure desilting pipeline (41) and ore deposit of pan feeding Starch pipeline (42)；Valve (41A) is set on the high pressure desilting pipeline (41)；The ore pulp pipeline (42) and medicament pipeline (43) The tie point of connection, medicament pipeline (43) and ore pulp pipeline (42) is located at the horizontal fragmentation of ore pulp pipeline (42), medicament pipeline (43) the horizontal fragmentation axis depth of ore pulp pipeline (42) is inserted, agent outlet direction is opposite with ore pulp direct of travel；The ore deposit Starch and pipe-line mixer (44) is set on the vertical fragmentation of pipeline (42), using pulp flow direction as order, pipe-line mixer (44) Set-point is located at the rear of chemical feeding points.
- A kind of 4. low medicine consumption thickener with compound downflow weir according to claim 1 or 2, it is characterised in that：Originally set Standby also to include hydraulic pressure rake lifting device (50), hydraulic pressure rake lifting device (50) and motor (50A) are arranged on crane span structure (51), crane span structure (51) revolving support (52) with thickener body (10) central upper is connected；The hydraulic pressure rake lifting device (50) is connected by hydraulic pressure Bar (53) is connected with harrow frame (54).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610369395.1A CN105797443B (en) | 2016-05-23 | 2016-05-23 | A kind of low medicine consumption thickener with compound downflow weir |
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| CN201610369395.1A CN105797443B (en) | 2016-05-23 | 2016-05-23 | A kind of low medicine consumption thickener with compound downflow weir |
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| CN105797443A CN105797443A (en) | 2016-07-27 |
| CN105797443B true CN105797443B (en) | 2017-12-12 |
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| CN201610369395.1A Active CN105797443B (en) | 2016-05-23 | 2016-05-23 | A kind of low medicine consumption thickener with compound downflow weir |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107840488A (en) * | 2017-12-01 | 2018-03-27 | 北京高能时代环境技术股份有限公司 | Washed-out sand muddy water device for cleansing and recycling and method |
| CN110025989B (en) * | 2019-05-27 | 2021-04-30 | 安徽理工大学 | Rake-free thickener with three-section discharge outlets |
| CN110935213B (en) * | 2019-12-12 | 2021-08-03 | 淮北市中芬矿山机器有限责任公司 | Large-diameter center transmission hydraulic sectional automatic rake-lifting thickener |
| CN110935208B (en) * | 2019-12-13 | 2021-06-08 | 安徽理工大学 | Multi-product rake-free concentration device |
| CN112717480B (en) * | 2020-12-04 | 2022-05-27 | 中瑞工程设计院有限公司 | Bury formula sewage integration treatment facility |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3659720A (en) * | 1969-10-31 | 1972-05-02 | Purac Ab | Sedimentation system |
| US5591348A (en) * | 1992-07-21 | 1997-01-07 | Anton Felder | Device for the central feeding of tanks such as circular grit traps, grit classifiers or settling tanks of circular construction |
| CN1520332A (en) * | 2001-06-25 | 2004-08-11 | ���п�ķ�����Ϲɷݹ�˾ | Method and appts. for clarifying slurry |
| CN201921559U (en) * | 2010-06-06 | 2011-08-10 | 山东莱芜煤矿机械有限公司 | Steady flow type deep cone thickener |
| CN205759912U (en) * | 2016-05-23 | 2016-12-07 | 安徽理工大学 | A kind of low medicine consumption thickener with compound downflow weir |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AUPS118802A0 (en) * | 2002-03-19 | 2002-04-18 | Outokumpu Oyj | Dual zone feedwell for a thickener |
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2016
- 2016-05-23 CN CN201610369395.1A patent/CN105797443B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3659720A (en) * | 1969-10-31 | 1972-05-02 | Purac Ab | Sedimentation system |
| US5591348A (en) * | 1992-07-21 | 1997-01-07 | Anton Felder | Device for the central feeding of tanks such as circular grit traps, grit classifiers or settling tanks of circular construction |
| CN1520332A (en) * | 2001-06-25 | 2004-08-11 | ���п�ķ�����Ϲɷݹ�˾ | Method and appts. for clarifying slurry |
| CN201921559U (en) * | 2010-06-06 | 2011-08-10 | 山东莱芜煤矿机械有限公司 | Steady flow type deep cone thickener |
| CN205759912U (en) * | 2016-05-23 | 2016-12-07 | 安徽理工大学 | A kind of low medicine consumption thickener with compound downflow weir |
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| Publication number | Publication date |
|---|---|
| CN105797443A (en) | 2016-07-27 |
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