CN202105713U - Waterpower desliming grader - Google Patents
Waterpower desliming grader Download PDFInfo
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- CN202105713U CN202105713U CN2010202089271U CN201020208927U CN202105713U CN 202105713 U CN202105713 U CN 202105713U CN 2010202089271 U CN2010202089271 U CN 2010202089271U CN 201020208927 U CN201020208927 U CN 201020208927U CN 202105713 U CN202105713 U CN 202105713U
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Abstract
Disclosed is a waterpower desliming grader capable preventing fine clumps and unqualified particle fractions from being mixed into qualified products. The main body of the grader is a cylinder 1with a flat bottom. An overflow groove (11) is arranged on the inner side of the upper end of the cylinder, and a feed hopper (7) is erected at the center of the cylinder. The feed hopper (7) is serially connected to a collecting hopper (8) and a turbulator (9) which is integrally connected with a coarse-particle barn (2). Two layers of turbulent plates (4, 6) spaced apart from each other and respectively connected to the main body (1) are arranged on the upper portion of the main body (1). A fine-particle barn (3) is arranged on the lower portion of the turbulent plate (4). The turbulator (9) is a tubular body and has turbulent grids arranged therein. Coarse particles are flushed by turbulent flow and graded under the influence of ascending water. The turbulent plates (4, 6), under the influence of ascending water, enable the formation of regular and dense turbulent flow zones. Subsiding particles, when passing through the turbulent flow zones, are impacted and flushed. Fine clogged particles are broken down continually and discharged with unqualified particle fractions, ascending water and side flow from an overflow weir. The qualified particle grade scope is controlled by adjusting ascending water amount and the position of the collecting hopper (8).
Description
Affiliated technical field
The utility model relates to a kind of desliming grading plant of mineral process, especially can be selectively gathers the waterpower deslagging that particle and defective grade and particulate separate with the coarse grain mineral to thin walk.
Background technology
At present, the basic structure of known hydraulic classifier is circle, and main body is combined by top cylinder and lower cone.Accomplish at the coarse grain grading room of centre and annular fine grading chamber application fluid bed and the ascending water technology that centers on outside it.Ore pulp vertically is given on the distribution plate of coarse grain grading room bottom through the middle part of a special pipeline by the coarse grain grading room.Ascending current gets into the coarse grain grading room through the annulus between distribution plate and the coarse grain grading room inwall, forms the turbulent region in the bottom of coarse grain grading room and realizes the coarse grain classification.The coarse grain mineral get into the coarse grain discharge gate that is positioned at centre position, coarse grain grading room bottom through above-mentioned annulus.Fine mineral then gets into the fine grading chamber of annular with the mode of overflow.The fine grading chamber is to utilize fluidization that particulate and ultra-fine grain mineral are carried out classification.Ascending water in the bottom of full annular fine grading chamber, to form uniform and stable laminar fluidized bed, is realized classification accurately through the special even branch of compass screen surface that is installed on bottom, fine grading chamber.The entering of ultra-fine grain mineral is centered around in the annular overflow trough outside the fine grading chamber and drains.Fine mineral then is deposited to the bottom of fine grading chamber, drains through the valve that distributes ringwise along compass screen surface.The granularity control of coarse grain, particulate and ultra-fine grain product is regulated the rising water yield according to processing parameter and is accomplished.But; General micro-size fraction or thin mud product all have stronger surface ability, form agglomerated particle easily or are adsorbed on other particle surface, need certain energy that it is separated; It is not enough only depending on laminar fluidized bed and of short duration turbulent process; Thereby influence classification efficiency, the desliming weak effect causes the instability of product quality easily.
Summary of the invention
Can not remove the deficiency that thin walk gathers particle and removes the micro-size fraction that is adsorbed on other particle surface in order to overcome existing hydraulic classifier; The utility model provides a kind of waterpower deslagging; This waterpower deslagging can not only remove the absorption of micro-size fraction at particle surface with long turbulent region; And can gather particle to thin walk and carry out repeatedly turbulent flow and impact and to make its broken dispersion, finally from other particle, deviate from.
The utility model solves the technical scheme that its technical problem adopted: make ore pulp in center feed hopper entering waterpower deslagging, just produce grading; Coarse fraction at first gets into coarse grain classification turbulent region under the effect of built-in aggregate bin;, the impact of ascending current gets into built-in coarse grain storehouse after scrubbing; Particulate then can not get into thin mud, particulate and thin mud the effect of self slurry and ascending current down toward around move and the generation classification of sedimentation; Built-in annular overflow trough in waterpower deslagging top and two-layer special turbulent flow plate; Below lower floor's turbulent flow plate, feed ascending water along tangent line; Ascending water gets into upper strata turbulent flow plate lower room through lower floor turbulent flow plate, and the turbulent flow plate gets into classification of sedimentation district, top and other current and converges and drive thin mud and be discharged from from downflow weir inflow overflow launder through the upper strata; The turbulent flow flow velocity that lower floor's turbulent flow plate forms is greater than the upper strata; Fine fraction is impacted by turbulent flow through the turbulent flow plate in infall process scrubs entering particulate storehouse, back; Thin mud and thin walk gather particle and then under the effect of turbulent flow, separate with fine fraction and overflow from downflow weir with ascending current, reach the purpose of desliming classification.
The utility model waterpower deslagging is accomplished desliming classification task, three kinds of products of output continuously in body; It is characterized in that body is the platybasic type cylinder, overflow launder is inboard in the upper end, leaves the certain interval series connection between feed hopper, aggregate bin, the turbulator; Turbulator is connected with the coarse grain storehouse; In body upper, overflow launder bottom two-layer turbulent flow plate is installed, is installed the premium on currency feed pipe respectively below turbulent flow plate and the turbulator, coarse grain product storehouse and particulate product storehouse warehouse bottom are installed drainage conduit respectively.
The utility model waterpower deslagging is because agent structure is a cylinder, and it is inboard that overflow launder is arranged on the body upper end, so reduced the ascending current section, flow velocity is accelerated, and is more conducive to thin mud and in time deviates from; The feed hopper frame is half sinking in center suitable for reading, and the influence of slurry impulsive force is slowed down, and makes material to be fractionated get into classification status as early as possible; The coarse grain hierarchy system is made up of aggregate bin, turbulator, coarse grain storehouse, feed pipe, drainage conduit, places in the middle of the cylinder, and aggregate bin and turbulator leave certain interval and be convenient to defective grade discharge; Turbulator is a tubular body, and built-in turbulent grizzly bar is connected with the coarse grain storehouse, and drainage conduit is installed in bottom, coarse grain storehouse, feed pipe is installed on top; Feedwater feeds along tangent line; At the uniform velocity get into turbulator, drainage conduit adopts hydrocone type to install, and is beneficial to coarse fraction high concentration discharge; Two-layer turbulent flow plate level is placed in cylinder top; Interlayer leaves certain space; Upper strata turbulent flow plate is lower than the turbulator upper limb, and two-layer turbulent flow plate is formed with the turbulent area that rule is gathered under the effect of ascending water, if fine fraction has the thin mud of carrying secretly when passing the turbulent area of upper strata turbulent flow plate; Then when passing the turbulent area of lower floor's turbulent flow plate, can receive the more impact of macro-energy and scrub and make it to separate fully, these thin mud will be taken together with ascending current; The specific area that thin walk gathers particle is big; Sinking speed is far below monomer particle; Near turbulent area the time, can receive the impact grinding of turbulent flow and be pulled away, another turbulent area of the entering that is not broken can receive impact grinding once more, so generally can not sneak into the fine fraction product; Fine fraction impacts to scrub through twice turbulent flow becomes qualified products entering particulate storehouse afterwards, and feed pipe is installed on top, particulate storehouse, and feedwater feeds along tangent line, realizes the voltage stabilizing upward flow, bottom installation siphon drainage conduit, the discharging of realization high concentration.
The utility model is because change bottom feed into the top feed, and thin mud and defective grade can not sedimentations under the effect of ascending current hindered falling power, has to lateral flow towards the motion of downflow weir direction, so range ability is lacked, to remove speed fast; Change the laminar fluidized bed graded desliming into turbulent flow plate control graded desliming; The impact that makes monomer particle all will pass through turbulent flow is scrubbed; Thin mud and defective grade are eliminated; Thin walk gathers particle to be received impact grinding and is taken away by ascending current and lateral stream with defective grade, so the desliming grading effect is better; Change the coarse grain classification in the tubulose turbulator and to carry out, ascending water can form stronger turbulent flow, so remove fine fraction, remove the better effects if of thin mud absorption; Feed pipe feeds along tangent line, can balanced ascending water pressure and drive material to central motion; Drainage conduit adopts hydrocone type, realizes the high concentration discharging; Feed pipe, the external by-pass valve control of drainage conduit, method of operating is regulated according to processing parameter; Built-in overflow launder has just been accelerated thin mud and has been removed speed, and buffer memory is just concentrated to material in coarse grain storehouse, particulate storehouse, and they have no requirement to connection, internal structure and the mode of operation of other pipeline; In addition, the waterpower deslagging adopts top, center feed-type, and the product that gets into the particulate feed bin appears by interior tapered outward rule.
The beneficial effect of the utility model is: 1. can make all thick, thin monomer particles all pass through the flushing of ascending current, desliming is complete, good product quality; Classification process early, it is fast that thin mud is deviate from speed; 3. the coarse grain classification is carried out in the tubulose turbulator, and disposal ability is big; 4. the turbulent flow plate makes the flow velocity of ascending water accelerate the amount of conserving water; 5. cylindrical structure, the configuration discrepancy in elevation is little, and manufacture craft is simple, convenient installs, handled easily.
Description of drawings
The concrete structure of utility model is configured with following embodiment and accompanying drawing provides.
Fig. 1 is the waterpower deslagging vertical section structural map that proposes according to the utility model.
1. bodies among the figure, 2. coarse grain storehouse, 3. particulate storehouse, 4,6. turbulent flow plate, 5. overflow pipe, 7. feed hopper, 8. aggregate bin, 9. turbulator, 10. turbulent bar, 11. overflow launders, 12,13. feed pipes, 14. bracing frames, 15,16. drainage conduit.
The specific embodiment
Specify the details and the working condition of the concrete structure structure that proposes according to the utility model below in conjunction with Fig. 1.
In Fig. 1, this waterpower deslagging body [1] is the platybasic type cylinder, the built-in overflow launder in upper end [11], and feed hopper [7], aggregate bin [8], flow straightener [9] series connection frame are in body [1] top, center; Coarse grain storehouse [2] links into an integrated entity with flow straightener [9], is connected and fixed on body [1] baseplane by bearing support [13]; On body [1] top, overflow launder [11] lower horizontal installs two-layer turbulent flow plate [4,6] and is fixedly connected with body; The installation site of turbulent flow plate [6] is lower than turbulator [9] upper limb 10～20mm; Space length 50～the 60mm of turbulent flow plate [4] and turbulent flow plate [6]; Install premium on currency feed pipe [12,13] along tangent line respectively below turbulent flow plate [4] and the turbulator [9], coarse grain product storehouse [2], particulate product storehouse [3] warehouse bottom are installed hydrocone type drainage conduit [15,16] respectively.
Feed hopper [7] is a platybasic type cylinder, and there is a protruding mozzle in bottom centre, in half sinking body [1] of bucket body, makes to feed the slurry impulsive force and be reduced to current stabilization and at the uniform velocity get into body [1].
The installation site of aggregate bin [8] is adjustable, is series between feed hopper [7], the flow straightener [9], when coarse fraction product requirement particle size range is wide, it is raised, on the contrary then downward modulation.
Turbulent flow plate [4,6] is annular sieve nest, and the turbulent flow hole equidistantly distributes in whole turbulent flow plate face, and the turbulent flow bore dia is 2/3 of a turbulent flow hole centre-to-centre spacing, and the turbulent flow hole number of turbulent flow plate [4] is 90～95% of a turbulent flow plate [6], and imperforate section circularizes shape in the inboard.Turbulent flow plate [6] forms the turbulent area that one deck gathers under the effect of ascending water, broken up continuously by turbulent flow when thin walk gathers particle and defective fine fraction and is settled down to turbulent area and take away, and flow to downflow weir together with lateral flow and deviate from.Sneaking into qualified grade passes thin mud or the defective grade of turbulent flow plate [6] and can receive stronger turbulent flow that turbulent flow plate [4] forms and impact the back and be pulled away with ascending current.
Turbulent grizzly bar is layered arrangement in the turbulator [9], and ascending water speed is repeatedly changed, and the coarse fraction material receives repeatedly and to impact that to scrub the desliming classification more complete.
The production practices process; Treat that desliming classification slurry is delivered to feed hopper [7] by pipeline; The slurry impulsive force is retarded under the effect of its half sinking function; Be the current stabilization state and at the uniform velocity descend in the slurry in the bottom mozzle gets into body [1], in this process, thick, fine fraction in the slurry have promptly produced classification owing to hydraulic action.Coarse fraction part at first is settled down in the aggregate bin [8], gets into turbulator through continuing sedimentation or landing, receive ascending water and get into coarse grain storehouse [2] after scrubbing with the impact of turbulent flow, and drainage conduit [15] is discharged at the bottom of the storehouse.Receiving the fine fraction of thin mud, fine fraction and hysteresis sedimentation that ascending water and action of turbulent flow deviate from then under the effect of ascending current and self slurry, to become lateral flow moves toward peripheral direction; And continuation produces class settling; Lateral flow from bottom to top flow velocity accelerate to appear laminar flow gradually, like laminar condition; Cause the thin mud, the micro-size fraction that are in top layer to be deviate from fast, sinking speed is slowing down gradually in the speed of infall process lateral movement greater than the grade of ascending water speed, has increased the classification of sedimentation time.This part grade receives the impact of turbulent flow to scrub final entering particulate storehouse [3] when being settled down to turbulent area, and drainage conduit [16] is discharged at the bottom of the storehouse.
Claims (4)
1. waterpower deslagging; In body, accomplish desliming classification task continuously, three kinds of products of output is characterized in that body [1] is the platybasic type cylinder; Overflow launder [11] is inboard in the upper end; Feed hopper [7] is connected with aggregate bin [8], turbulator [9], and turbulator [9] is connected with coarse grain storehouse [2], on body [1] top, overflow launder [11] bottom installs two-layer turbulent flow plate [4,6]; Install premium on currency feed pipe [12,13] below turbulent flow plate [4] and the turbulator [9] respectively, coarse grain product storehouse [2] and particulate product storehouse [3] warehouse bottom are installed drainage conduit [15,16] respectively.
2. waterpower deslagging according to claim 1; It is characterized in that feed hopper [7] frame is half sinking in body [1] center suitable for reading; Coarse grain storehouse [2] is fastened on body [1] baseplane by bottom support frame [14], and feed hopper [7], aggregate bin [8], turbulator leave certain interval between [9].
3. waterpower deslagging according to claim 1 and 2,, it is characterized in that turbulent flow plate [4,6] and body [1] are fixing, two-layer turbulent flow plate leaves certain space between [4,6].
4. waterpower deslagging according to claim 1 and 2 is characterized in that establishing turbulent grizzly bar in the turbulator [9].
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202089271U CN202105713U (en) | 2010-05-31 | 2010-05-31 | Waterpower desliming grader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202089271U CN202105713U (en) | 2010-05-31 | 2010-05-31 | Waterpower desliming grader |
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| CN202105713U true CN202105713U (en) | 2012-01-11 |
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| CN2010202089271U Expired - Fee Related CN202105713U (en) | 2010-05-31 | 2010-05-31 | Waterpower desliming grader |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102962124A (en) * | 2012-12-05 | 2013-03-13 | 淮北重科矿山机器有限公司 | Washing device for ore desliming |
| CN103418487A (en) * | 2013-08-15 | 2013-12-04 | 威海市润泽矿山洗选设备有限公司 | Coarse coal slime sorting machine |
| CN103816979A (en) * | 2014-03-03 | 2014-05-28 | 中国矿业大学 | Medium coal deep crushing, grading and gangue discharging integrated device |
| CN107694744A (en) * | 2017-09-27 | 2018-02-16 | 昆明理工大学 | Desliming process is combined in a kind of ultrasonic wave table floation |
| CN110873785A (en) * | 2018-09-03 | 2020-03-10 | 中国石油化工股份有限公司 | Evaluation equipment for testing treatment performance of adsorbent for hazardous chemicals leaked at sea |
-
2010
- 2010-05-31 CN CN2010202089271U patent/CN202105713U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102962124A (en) * | 2012-12-05 | 2013-03-13 | 淮北重科矿山机器有限公司 | Washing device for ore desliming |
| CN102962124B (en) * | 2012-12-05 | 2014-11-19 | 淮北重科矿山机器有限公司 | Washing device for ore desliming |
| CN103418487A (en) * | 2013-08-15 | 2013-12-04 | 威海市润泽矿山洗选设备有限公司 | Coarse coal slime sorting machine |
| CN103816979A (en) * | 2014-03-03 | 2014-05-28 | 中国矿业大学 | Medium coal deep crushing, grading and gangue discharging integrated device |
| CN103816979B (en) * | 2014-03-03 | 2016-08-17 | 中国矿业大学 | Coal depth crushing, classification, discharge refuse integrated apparatus in one |
| CN107694744A (en) * | 2017-09-27 | 2018-02-16 | 昆明理工大学 | Desliming process is combined in a kind of ultrasonic wave table floation |
| CN107694744B (en) * | 2017-09-27 | 2019-09-27 | 昆明理工大学 | A kind of flotation combined desliming process of ultrasonic wave-shaking table- |
| CN110873785A (en) * | 2018-09-03 | 2020-03-10 | 中国石油化工股份有限公司 | Evaluation equipment for testing treatment performance of adsorbent for hazardous chemicals leaked at sea |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Shandong Qianshun Mining Metallurgy Technology Co., Ltd. Document name: Notification to Pay the Fees |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120111 Termination date: 20170531 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |