CN103252115B - Dehydrating device for improving concentration of slurry - Google Patents
Dehydrating device for improving concentration of slurry Download PDFInfo
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- CN103252115B CN103252115B CN201310212055.4A CN201310212055A CN103252115B CN 103252115 B CN103252115 B CN 103252115B CN 201310212055 A CN201310212055 A CN 201310212055A CN 103252115 B CN103252115 B CN 103252115B
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Abstract
The invention provides a device for realizing dehydration of slurry materials including mud, coal slurry, tailings and the like by utilizing natural sedimentation and a corresponding circulating system. The device comprises an inlet region, a sedimentation region and a slurry outlet pipe, wherein the inlet region is formed by a cylindrical cavity and an inverted circular platform cavity, wherein the upper bottom face of the inverted circular platform cavity is communicated with the sedimentation region; the sedimentation region comprises upper and lower circular platform cavities which are oppositely arranged; the upper circular platform cavity is placed forwards and the lower circular platform cavity is inversely arranged; the upper bottom face of the upper circular platform cavity is communicated with the upper bottom face of the inverted circular platform cavity of an inlet region; and the upper bottom face of the lower circular platform cavity is communicated with the slurry outlet pipe 4. According to the dehydration device disclosed by the invention, many defects in a traditional dehydration method of similar technologies can be effectively solved; and the dehydration efficiency of the mud, the coal slurry and the tailings can be effectively overcome, and the water content of a dehydrated finished product is reduced.
Description
Technical field
The present invention relates to the dehydration technique field of solid material, relate to a kind of dewater unit that can improve the slurry material concentrations such as coal slurry, mud, mine tailing more specifically.
Background technology
Present stage, the dewatering to slurry materials such as coal slurry, mud, ore pulp, Tailings Slurries mainly contained following three kinds of modes: (one), use the airing of sky, road, natural wind dry method; (2), use filter press, the moisture in slurry material is extruded away; (3), use ceramic filter or filter cloth machine to make slurry realize Separation of Solid and Liquid under the effect of negative pressure, finally reach the object of slurry material dewatering.
But this several slurry material dewatering method existing exists following shortcoming in actual use: 1, use the airing of sky, road, during natural wind dry method, airing area requirements can be subject to large, the restriction of the unfavorable factors such as natural air drying required time is long; When 2, using filter press, the disposal ability of separate unit filter press is lower, if increase the quantity of filter press, cost also increases thereupon, and slurry material water ratio after filter press process is still higher, cannot meet suitability for industrialized production needs; When 3, using ceramic filter or filter cloth machine to make slurry realize Separation of Solid and Liquid under suction function, because ceramic filter or filter cloth machine only have the effect when the solid particle size in slurry is larger just better, when resulting in blockage to the filter medium of ceramic filter or filter cloth machine after solid particle size <400 order, now dehydrating effect is unsatisfactory and efficiency is quite low.
Therefore in prior art, more defect to the dehydration technique ubiquity of the slurry materials such as coal slurry, mud, ore pulp, Tailings Slurry, not yet occur in prior art a kind of can for the dewater unit of various slurry material, pervasive raising slurry concentration and dewatering efficiency.
Summary of the invention
The present invention is based on above-mentioned technological deficiency, a kind of device utilizing natural subsidence and respective cycle system to realize the slurry material dewaterings such as mud, coal slurry, mine tailing of the proposition of novelty, this device effectively can solve the many defects in similar technique conventional dehydration method, effectively can improve the dewatering efficiency of mud, coal slurry, mine tailing, and reduce the moisture content of the rear finished product of dehydration.
It is as follows that the present invention solves the problems of the technologies described above taked technical scheme:
A kind of dewater unit improving slurry concentration, comprise: inlet region 1, decanting zone 2 and slurry outlet pipe 4, described inlet region 1 is made up of cylindrical cavity and inverted round table chamber, the upper bottom surface in described inverted round table chamber is communicated in decanting zone 2, described decanting zone 2 comprises upper and lower two round platform chambeies of oppositely placing, and wherein go up round platform chamber and just put, lower round platform chamber is inverted, the upper bottom surface in upper round platform chamber is communicated with the upper bottom surface in inverted round table chamber, inlet region 1, and the upper bottom surface in lower round platform chamber is communicated in described slurry outlet pipe 4.
Further according to dewater unit of the present invention, the bottom surface in wherein inverted round table chamber is communicated with bottom the cylindrical cavity of wherein said inlet region 1, the upper bottom surface diameter in described inverted round table chamber is less than or equal to 1/10 of bottom surface diameter, angle at 45 ° between the bus in inverted round table chamber and bottom surface.
Further according to dewater unit of the present invention, the upper round platform chamber of wherein said decanting zone 2 shares same upper bottom surface with the inverted round table chamber of inlet region 1 and is communicated with, and upper round platform chamber and the lower round platform chamber of described decanting zone 2 share same bottom surface.
Further according to dewater unit of the present invention, two round platform cavity configuration sizes of wherein said decanting zone 2 are the same, angle at 45 ° between the bus in each round platform chamber and bottom surface, the face diameter in each round platform chamber is less than or equal to 1/10 of bottom surface diameter, forms the cone decanting zone with upper and lower symmetrical structure.
Further according to dewater unit of the present invention, the physical dimension in the inverted round table chamber of wherein said inlet region 1, two round platform chambeies of decanting zone 2 is all the same.
Further according to dewater unit of the present invention, wherein said slurry outlet pipe 4 adds flow and density control valve door, and be configured with the screw pump for pumping high concentration medium.
Further according to dewater unit of the present invention, wherein be formed with annulus overflow launder 5 in the periphery of the cylindrical cavity of described inlet region 1, for overflowing rarer floating thing, and bottom described annulus overflow launder 5, be at least provided with a floating thing outlet 3, for getting rid of rarer floating thing in time.
Further according to dewater unit of the present invention, wherein said dewater unit entirety is in cylinder barrel body structure, and described inlet region 1 and decanting zone 2 are formed in the same cylinder staving of steel plate, topped by the cone of steel plate and formed in described each round platform chamber.
Further according to dewater unit of the present invention, wherein the upper bottom surface in each round platform chamber all refers to face that in round platform, area is less, bottom surface all refers to the face that in round platform, area is larger.
At least following technique effect can be reached by technical solutions according to the invention:
(1) dewater unit structure of the present invention is simple, easy to operate.
(2) dewater unit of the present invention effectively reduces the moisture content of the rear mud cake of dehydration, drastically increases the dewatering efficiency of the slurry materials such as mud, coal slurry, mine tailing, and without the need to adding any medicament, avoids in dehydration the secondary pollution causing environment.
(3) dewater unit of the present invention effectively can reduce labour intensity, saves financial cost.
(4) dewater unit of the present invention as required, can strengthen device volume, just can process required treating capacity, practical.
Accompanying drawing explanation
Accompanying drawing 1 is the side-looking structural representation of the dewater unit of raising slurry concentration of the present invention;
Accompanying drawing 2 is the plan structure schematic diagram of dewater unit shown in accompanying drawing 1;
In figure, the implication of each Reference numeral is as follows:
1-inlet region; 2-decanting zone; 3-floating thing exports; 4-slurry outlet pipe; 5-annulus overflow launder.
Detailed description of the invention
Below in conjunction with accompanying drawing, technical scheme of the present invention is described in detail, to enable those skilled in the art's understanding the solution of the present invention clearly, but does not limit the scope of the invention with this.
As shown in Figures 1 and 2, the dewater unit entirety of raising slurry concentration of the present invention is in cylinder barrel body structure, steel plate can be adopted to make, include mouth region 1, decanting zone 2, annulus overflow launder 5 and slurry outlet pipe 4, wherein said inlet region 1 and decanting zone 2 are formed in the cylinder staving of steel plate, described inlet region 1 is made up of the cylindrical cavity connected and inverted round table chamber, going to the bottom of round platform chamber is connected to bottom described cylindrical cavity, annulus overflow launder 5 is formed in the periphery of described inlet region 1 cylindrical cavity, this annulus overflow launder 5 is mainly used in overflowing rarer floating thing, the media such as impurity, a floating thing outlet 3 is at least provided with bottom described annulus overflow launder 5, for getting rid of rarer floating thing in time.The upper bottom surface diameter in the inverted round table chamber of described inlet region 1 is less than or equal to 1/10 of its bottom surface diameter, and namely this inverted round table chamber can be clipped the vertex of a cone to be formed by inverted conical chamber.The upper bottom surface in the inverted round table chamber of described inlet region 1 is communicated in decanting zone 2, described decanting zone 2 is made up of the round platform chamber that two are put direction contrary, upper round platform chamber is a round platform chamber of just putting, on this, the upper bottom surface in round platform chamber shares same upper bottom surface with inverted round table chamber, inlet region 1 and is communicated with, on this, the inverted lower round platform chamber of bottom surface and decanting zone 2 in round platform chamber shares same bottom surface, under the inversion of described decanting zone 2, the upper bottom surface in round platform chamber is communicated in slurry outlet pipe 4, this slurry outlet pipe 4 is for the timely discharge of liquid between sedimentation period, and slurry after sedimentation as the outlet of high density slurry, preferably can install a valve additional at this outlet 4 place, be used for control outlet liquid flow velocity, to ensure and to control the concentration of slurry, sometimes also need to close a period of time, allow the effective sedimentation of medium.The final output of slurry outlet pipe 4 connects the high density slurry memory device through dehydration, preferably can configure a screw pump at this slurry outlet pipe 4 place, be pumped in time by the medium of high concentration.
Dewater unit of the present invention is preferred, wherein top by the corresponding circle cone that steel plate is made and formed in the inverted round table chamber of inlet region 1, two round platform chambeies of decanting zone 2, angle wherein between the bus in the inverted round table chamber of inlet region 1 and bottom surface is preferably 45 °, and the upper base bore in inverted round table chamber is 1/10 of bore of going to the bottom.Two round platform cavity configuration sizes of described decanting zone 2 can be the same, wherein go up the upper base bore in round platform chamber the same with the upper base bore in the inverted round table chamber of inlet region 1 and be communicated with, angle between the bus in upper round platform chamber and bottom surface is preferably 45 °, the lower round platform chamber of decanting zone 2 is oppositely combined with upper round platform chamber, namely same going to the bottom is shared, form the cone decanting zone with upper and lower symmetrical structure, the angle between bus wherein and bottom surface is also preferably 45 °.The physical dimension in the inverted round table chamber of described inlet region 1, these three round platform chambeies, two round platform chambeies of decanting zone 2 can be just the same.The upper bottom surface in the chamber of round platform described in the present invention all refers to face that in round platform, area is less in addition, bottom surface all refers to the face that in round platform, area is larger, has nothing to do with position.
The process of being carried out slurry material dewatering by dewater unit of the present invention is: utilize auxiliary Pulp pump to pump in the staving of inlet region 1 by slurry material medium to be drained off, wherein rarer floating thing is overflowed by annulus overflow launder 5, during process mud, the spilling that rarer muddy water also can be accompanied, floating thing outlet 3 can be opened again, too muddy and contaminated environment after overflowing to avoid muddy water after sedimentation certain hour.After slurry enters inlet region 1, first through the inverted round table chamber of inlet region 1, portion of water is wherein discharged by bottom outlet on round platform chamber, then slurry flows into decanting zone in a large number, inclined plate sedimentation principle is utilized to be flowed out by the lower round platform chamber outlet at bottom of most of moisture wherein by decanting zone at decanting zone slurry, valve by slurry outlet pipe 4 is arranged controls dehydrating amount, finally complete the high density slurry material after dehydration and be delivered to relevant memory device by slurry outlet pipe 4, complete the dehydration of slurry material.
Below be only that the preferred embodiment of the present invention is described; technical scheme of the present invention is not limited to this; the any known distortion that those skilled in the art do on the basis that major technique of the present invention is conceived all belongs to the claimed technology category of the present invention, and the concrete protection domain of the present invention is as the criterion with the record of claims.
Claims (7)
1. one kind is improved the dewater unit of slurry concentration, it is characterized in that, comprise: inlet region (1), decanting zone (2) and slurry outlet pipe (4), described inlet region (1) is made up of cylindrical cavity and inverted round table chamber, the upper bottom surface in described inverted round table chamber is communicated in decanting zone (2), described decanting zone (2) comprises upper and lower two round platform chambeies of oppositely placing, wherein go up round platform chamber just to put, lower round platform chamber is inverted, the upper bottom surface in upper round platform chamber is communicated with the upper bottom surface in inlet region (1) inverted round table chamber, and the upper bottom surface in lower round platform chamber is communicated in described slurry outlet pipe (4); And be formed with annulus overflow launder (5) in the periphery of the cylindrical cavity of described inlet region (1), for overflowing rarer floating thing, be at least provided with floating thing outlet (3) in the bottom of described annulus overflow launder (5), for getting rid of rarer floating thing in time; And described dewater unit entirety is in cylinder barrel body structure, and described inlet region (1) and decanting zone (2) are formed in the same cylinder staving of steel plate, are topped by the cone of steel plate and formed in each described round platform chamber.
2. dewater unit according to claim 1, it is characterized in that, the bottom surface in wherein inverted round table chamber is communicated with bottom the cylindrical cavity of wherein said inlet region (1), the upper bottom surface diameter in described inverted round table chamber is less than or equal to 1/10 of bottom surface diameter, angle at 45 ° between the bus in inverted round table chamber and bottom surface.
3. dewater unit according to claim 2, it is characterized in that, the upper round platform chamber of described decanting zone (2) shares same upper bottom surface with the inverted round table chamber of inlet region (1) and is communicated with, and upper round platform chamber and the lower round platform chamber of described decanting zone (2) share same bottom surface.
4. dewater unit according to claim 3, it is characterized in that, two round platform cavity configuration sizes of described decanting zone (2) are the same, angle at 45 ° between the bus in each round platform chamber and bottom surface, the upper bottom surface diameter in each round platform chamber is less than or equal to 1/10 of bottom surface diameter, forms the cone decanting zone with upper and lower symmetrical structure.
5. the dewater unit according to any one of claim 1-4, is characterized in that, the physical dimension in the inverted round table chamber of wherein said inlet region (1), two round platform chambeies of decanting zone (2) is all the same.
6. the dewater unit according to any one of claim 1-4, is characterized in that, described slurry outlet pipe (4) adds flow and density control valve door, and is configured with the screw pump for pumping high concentration medium.
7. the dewater unit according to any one of claim 1-4, is characterized in that, wherein the upper bottom surface in each round platform chamber all refers to face that in round platform, area is less, bottom surface all refers to the face that in round platform, area is larger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310212055.4A CN103252115B (en) | 2013-05-31 | 2013-05-31 | Dehydrating device for improving concentration of slurry |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310212055.4A CN103252115B (en) | 2013-05-31 | 2013-05-31 | Dehydrating device for improving concentration of slurry |
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| CN103252115A CN103252115A (en) | 2013-08-21 |
| CN103252115B true CN103252115B (en) | 2015-04-01 |
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| CN201310212055.4A Active CN103252115B (en) | 2013-05-31 | 2013-05-31 | Dehydrating device for improving concentration of slurry |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2113824U (en) * | 1991-12-28 | 1992-08-26 | 核工业第六研究所 | Slurry concentrating chamber |
| CN2175027Y (en) * | 1993-07-16 | 1994-08-24 | 无锡县电站除灰设备厂 | Cabinet for separating carbon residue and removing water |
| CN1183314A (en) * | 1996-11-22 | 1998-06-03 | 高敏 | Self-excitation reaction apparatus for clarifying treatment of water |
| EP1062996A1 (en) * | 1999-06-25 | 2000-12-27 | Oekag Wassertechnik (Schweiz) AG | Preclarification tank |
| CN2625009Y (en) * | 2003-04-22 | 2004-07-14 | 罗浩南 | Micro nanometer particle precipitation apparatus |
| CN2782219Y (en) * | 2004-12-24 | 2006-05-24 | 化学工业部连云港设计研究院 | Hydraulic power separator |
| CN203342451U (en) * | 2013-05-31 | 2013-12-18 | 云南大红山管道有限公司 | Dehydration device capable of increasing slurry concentration |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000117003A (en) * | 1998-10-19 | 2000-04-25 | Minoru Tsuchiya | Upward and downward counter-current concentrator |
-
2013
- 2013-05-31 CN CN201310212055.4A patent/CN103252115B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2113824U (en) * | 1991-12-28 | 1992-08-26 | 核工业第六研究所 | Slurry concentrating chamber |
| CN2175027Y (en) * | 1993-07-16 | 1994-08-24 | 无锡县电站除灰设备厂 | Cabinet for separating carbon residue and removing water |
| CN1183314A (en) * | 1996-11-22 | 1998-06-03 | 高敏 | Self-excitation reaction apparatus for clarifying treatment of water |
| EP1062996A1 (en) * | 1999-06-25 | 2000-12-27 | Oekag Wassertechnik (Schweiz) AG | Preclarification tank |
| CN2625009Y (en) * | 2003-04-22 | 2004-07-14 | 罗浩南 | Micro nanometer particle precipitation apparatus |
| CN2782219Y (en) * | 2004-12-24 | 2006-05-24 | 化学工业部连云港设计研究院 | Hydraulic power separator |
| CN203342451U (en) * | 2013-05-31 | 2013-12-18 | 云南大红山管道有限公司 | Dehydration device capable of increasing slurry concentration |
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| CN103252115A (en) | 2013-08-21 |
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