CN101721837B - Leaching equipment - Google Patents
Leaching equipment Download PDFInfo
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- CN101721837B CN101721837B CN2009102734579A CN200910273457A CN101721837B CN 101721837 B CN101721837 B CN 101721837B CN 2009102734579 A CN2009102734579 A CN 2009102734579A CN 200910273457 A CN200910273457 A CN 200910273457A CN 101721837 B CN101721837 B CN 101721837B
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Abstract
The invention relates to leaching equipment which adopts the technical scheme: the upper end of an upper cone (4) is fixedly connected with a cover plate (2), and a feeding hole (1) is arranged in the center of the cover plate (2); an observation hole (5) is arranged at the upper part of a shell of the upper cone (4), the shell of the upper cone (4) is provided with a circulating tube (6), the circulating tube (6) is communicated with an inner cavity of the upper cone (4), and a pipeline of the circulating tube (6) is connected with a water pump (7); and a steam inlet (9) is arranged on a shell of a lower cone (8), and a discharge hole (12) is fixedly installed at the conical top part of a bottom cone (10). The shells of the equipment are both made of high temperature resistance glass fiber reinforced plastics, each inner wall is coated with acid resistance coatings, bolt connection is respectively used between the cover plate (2) and the upper cone (4), between the upper cone (4) and the lower cone (8), and between the lower cone (8) and the bottom cone (10), and a sealing ring is respectively padded at each connecting part. The invention has the advantages of simple structure, high leaching efficiency and long service life and can satisfy the requirements of temperature resistance and acid resistance.
Description
Technical field
The invention belongs to technical field of wet metallurgy.Be specifically related to a kind of leaching equipment.
Background technology
Leaching is optionally to soak certain constituent element or some components in the molten solid material with suitable leaching agent, form to contain the solution that desire is extracted metal, and thus with the process of other indissolvable component initial gross separations.Leaching equipment commonly used at present mainly contains:
(1) gas stirring formula leaching tanks: the compressed air that utilizes the empty machine that contracts is to the inflating and stirring device air feed, and the compressed air that enters inflating and stirring device forms stirring action to ore pulp.The poor operability of equipment, stir insufficient, leaching efficiency not high (Wang Chengzhao, Sun Weidong, Li Wenyu etc. the application of aerated stirring-type leaching tanks in the cyaniding process. mining machinery, 2007 (35): 4).
(2) mechanical agitation formula leaching tanks: the agitator arm rotation that is located on the groove center line produces slipstream, make the interior liquid of groove be subjected to centrifugal forces affect to form vortex, because trough periphery liquid level is more much higher than the center, to have to reduce the solution amount of at every turn packing in order preventing to emit groove, the leaching tanks dischargeable capacity to be reduced.Because the material of agitating device is generally steel, corrosion resistance is poor, and this leaching equipment fault rate height, and the degree of wear is big, and stirring intensity is little, and leaching efficiency is low.(Liu Linsen. the production practices of the eccentric agitating device of leaching tanks. Chinese manganese industry, 1991 (9): 2).
(3) traditional fluidization leaching tanks: ore pulp pumps into from the fluidizing reactor bottom and leaches, and leachate is sent to the purification operation in the overflow mode from leaching tanks top, and the underflow ore pulp carries out press filtration, and ore particle and leaching agent and wash water are countercurrent movement in groove.This leaching equipment still exist service life short, leaching efficiency is low, and can only carry out the leaching of normal temperature ore pulp, can't satisfy the requirement that acid ore pulp leaches.
Summary of the invention
The present invention is intended to overcome the prior art defective, and purpose provides a kind of simple structure, leaching rate height, long service life, and can satisfy the leaching equipment of heatproof, acidproof requirement simultaneously.
For achieving the above object, the technical solution used in the present invention is: this equipment comprises upper cone, lower cone and base cone; The upper end of the upper cone cover plate that has been fixedly connected, the center of cover plate is provided with charging aperture, and the adjacent periphery place of cover plate is provided with steam vent; The housing top of upper cone is provided with peep hole, and the housing of upper cone is equipped with circulation pipe, and circulation pipe communicates with the inner chamber of upper cone, and the pipeline of circulation pipe is connected with water pump; The lower port of upper cone and the upper port of lower cone are fixedly connected, and the lower port of lower cone and the upper port of base cone are fixedly connected; The housing of lower cone is provided with the steam inlet, and the steam inlet is positioned at lower cone height 0.48～0.52 place; High 0.48～0.52 place of the awl of base cone is provided with the flushing water inlet, and the awl end place of base cone is installed with discharge gate, and discharge gate and flushing water inlet communicate with the awl chamber of base cone respectively.
The housing of upper cone, lower cone and base cone and cover plate are refractory glass fibre reinforced plastics material, and the thickness of this material is 5～10mm; The housing of upper cone, lower cone and base cone and the inwall of cover plate all adopt acid-resistant paint spraying, and between cover plate and upper cone, between upper cone and lower cone, be the bolting connection respectively between lower cone and base cone, the connection place all is lined with sealing ring.
Described upper cone is inverted hollow round platform, and the diameter ratio of the upper port of upper cone and the lower port of upper cone is 1.4～1.8: 1, and the upper port diameter ratio of the height of upper cone and upper cone is 2.5～3.5: 1.
It is 1/7～1/6 place of upper cone height that the lower end of described circulation pipe is installed in apart from the upper cone lower end, and it is 5/8～6/8 place of upper cone height that the upper end of circulation pipe is installed in apart from the upper cone lower end.
Described lower cone is an inverted hollow round platform, the upper port diameter of lower cone is identical with the lower port diameter of upper cone, the lower port diameter of lower cone is identical with the upper port diameter of base cone, the upper port diameter of lower cone and the lower port diameter ratio of lower cone are 1.1～1.4: 1, and the upper port diameter ratio of the height of lower cone and lower cone is 0.8～1.2: 1.
The center line of described steam inlet is with the tangential direction of lower cone, and the steam inlet communicates with the inner chamber of lower cone.
Described base cone is an inverted open circles taper, and the upper port diameter ratio of the height of base cone and base cone is 0.6～0.8: 1.
Because adopt technique scheme, the present invention is provided with the steam inlet, is thermal source with steam, tangentially enter in the slip along leaching equipment, heat up rapidly, and can effectively shear stirring slip, promote the carrying out of leaching process; Water pump effect in the dependence circulation pipe makes the interior slip of leaching tanks carry out shuttling movement, the interfacial reaction between contact in the acceleration slip between solid particle and the solid-liquid phase; Leaching rate can reach more than 90%.The leaching equipment overall structure adopts refractory glass fibre reinforced plastics material, and at inner-wall spraying acid-resistant paint is arranged, and makes leaching equipment can satisfy heatproof, acidproof requirement simultaneously; Be Bolt Connection between top cover, upper cone, lower cone and the base cone, after part wearing and tearing, conveniently pull down repairing; Normal service life was above 36 months.When the putty phenomenon appears in discharge gate, utilize high-pressure washing water, can in time eliminate the putty phenomenon.
So compared with the prior art the present invention, has simple structure, leaching efficiency height, long service life, can satisfy the advantage of heatproof and acidproof requirement simultaneously:
Description of drawings
Fig. 1 is a kind of structural representation of the present invention;
Fig. 2 is the structural representation that A-A overlooks among Fig. 1.
The specific embodiment
The invention will be further described below in conjunction with the drawings and specific embodiments, is not the restriction to its protection domain:
Embodiment 1
A kind of leaching equipment, this equipment be as shown in Figure 1: comprise upper cone 4, lower cone 8 and base cone 10.The upper end of upper cone 4 cover plate 2 that has been fixedly connected, the center of cover plate 2 is provided with charging aperture 1, and the adjacent periphery place of cover plate 2 is provided with steam vent 3; The housing top of upper cone 4 is provided with peep hole 5, and the housing of upper cone 4 is equipped with circulation pipe 6, and circulation pipe 6 communicates with the inner chamber of upper cone 4, and the pipeline of circulation pipe 6 is connected with water pump 7; The upper port of the lower port of upper cone 4 and lower cone 8 is fixedly connected, the upper port of the lower port of lower cone 8 and base cone 10 is fixedly connected, the housing of lower cone 8 is provided with steam inlet 9, steam inlet 9 is positioned at lower cone 8 height 0.48 place, high 0.48 place of the awl of base cone 10 is provided with flushing water inlet 11, and the awl end place of base cone 10 is installed with discharge gate 12.
The housing of upper cone 4, lower cone 8 and base cone 10 and cover plate 2 are refractory glass fibre reinforced plastics material, and the thickness of this material is 5～10mm; The housing of upper cone 4, lower cone 8 and base cone 10 and the inwall of cover plate 2 all adopt the acid-resistant paint spraying, and 4 of cover plate 2 and upper cones, upper cone 4 and 8 of lower cones, lower cone 8 and 10 of base cones are the bolting connection respectively, and the connection place all is lined with sealing ring.
In present embodiment 1:
Upper cone 4 is inverted hollow round platform, and the diameter ratio of the lower port of the upper port of upper cone 4 and upper cone 4 is 1.4: 1, and the upper port diameter ratio of the height of upper cone 4 and upper cone 4 is 2.5: 1.
It is 1/7 place of upper cone 4 height that the lower end of circulation pipe 6 is installed in apart from upper cone 4 lower ends, and it is 5/8 place of upper cone 4 height that the upper end of circulation pipe 6 is installed in apart from upper cone 4 lower ends.
Lower cone 8 is inverted hollow round platform, the upper port diameter of lower cone 8 is identical with the lower port diameter of upper cone 4, the lower port diameter of lower cone 8 is identical with the upper port diameter of base cone 10, the lower port diameter ratio of the upper port of lower cone 8 and lower cone 8 is 1.1: 1, and the upper port diameter ratio of the height of lower cone 8 and lower cone 8 is 0.8: 1.
As shown in Figure 2, steam inlet 9 center lines are with the tangential direction of lower cone 8, and steam inlet 9 communicates with the inner chamber of lower cone 8; Base cone 10 is inverted open circles taper, and the upper port diameter ratio of the height of base cone 10 and base cone is 0.6: 1; Discharge gate 12 and flushing water inlet 11 communicate with the awl chamber of base cone 10 respectively.
Embodiment 2
A kind of leaching equipment, except that following parameter, all the other are with embodiment 1:
The using method of this specific embodiment is: under the situation of all closing in discharge gate 12, flushing water inlet 11, water pump 7 and steam inlet 9, slip is entered in the leaching equipment by charging aperture 1, after the slip liquid level is flooded steam inlet 9, begins to feed high steam; When flooding the lower nozzle of circulation pipe 6, start water pump 7 along with slip liquid level continuation rising; When the slip liquid level continues to rise to peep hole 5 places, stop to enter slip; Slip in the leaching equipment is done the high-speed stirred motion under the effect of steam and water pump 7, carry out the alternate reaction of solid-liquid.After leaching end, steam off inlet 9 and water pump 7 are opened discharge gate 12 more successively, and slip is discharged by discharge gate 12.
This specific embodiment is thermal source with steam, tangentially enters in the slip along leaching tanks, heats up rapidly, and can effectively shear stirring to slip, promotes the carrying out of leaching process; The effect of water pumps 7 in the dependence circulation pipe 6 makes the interior slip of leaching tanks carry out shuttling movement, the interfacial reaction between contact in the acceleration slip between solid particle and the solid-liquid phase; Leaching rate can reach more than 90%.The leaching equipment overall structure adopts refractory glass fibre reinforced plastics material, and carries out the acid-resistant paint spraying at inwall, makes leaching equipment can satisfy heatproof, acidproof requirement simultaneously; Be Bolt Connection between cover plate 2, upper cone 4, lower cone 8 and the base cone 10, after part wearing and tearing, conveniently pull down repairing; Normal service life was above 36 months.When the putty phenomenon appears in discharge gate 12, utilize high-pressure washing water, can in time eliminate the putty phenomenon.Thereby have simple structure, leaching efficiency height, long service life, can satisfy the advantage of heatproof and acidproof requirement simultaneously.
Claims (3)
1. a leaching equipment is characterized in that this equipment comprises upper cone (4), lower cone (8) and base cone (10); The upper end of upper cone (4) cover plate (2) that has been fixedly connected, the center of cover plate (2) is provided with charging aperture (1), and the adjacent periphery place of cover plate (2) is provided with steam vent (3); The housing top of upper cone (4) is provided with peep hole (5), and the housing of upper cone (4) is equipped with circulation pipe (6), and circulation pipe (6) communicates with the inner chamber of upper cone (4), and the pipeline of circulation pipe (6) is connected with water pump (7); The upper port of the lower port of upper cone (4) and lower cone (8) is fixedly connected, the upper port of the lower port of lower cone (8) and base cone (10) is fixedly connected, the housing of lower cone (8) is provided with steam inlet (9), steam inlet (9) is positioned at lower cone (8) height 0.48～0.52 place, high 0.48～0.52 place of the awl of base cone (10) is provided with flushing water inlet (11), and the awl end place of base cone (10) is installed with discharge gate (12);
Upper cone (4) is inverted hollow round platform, and the diameter ratio of the lower port of the upper port of upper cone (4) and upper cone (4) is 1.4～1.8: 1, and the upper port diameter ratio of the height of upper cone (4) and upper cone (4) is 2.5～3.5: 1;
Lower cone (8) is an inverted hollow round platform, the upper port diameter of lower cone (8) is identical with the lower port diameter of upper cone (4), the lower port diameter of lower cone (8) is identical with the upper port diameter of base cone (10), the lower port diameter ratio of the upper port diameter of lower cone (8) and lower cone (8) is 1.1～1.4: 1, and the upper port diameter ratio of the height of lower cone (8) and lower cone (8) is 0.8～1.2: 1;
Base cone (10) is an inverted open circles taper, and the height of base cone (10) and the upper port diameter ratio of base cone are 0.6～0.8: 1; Discharge gate (12) and flushing water inlet (11) communicate with the awl chamber of base cone (10) respectively;
The housing and the cover plate (2) of upper cone (4), lower cone (8) and base cone (10) are refractory glass fibre reinforced plastics material, and the thickness of this material is 5～10mm; The housing of upper cone (4), lower cone (8) and base cone (10) and the inwall of cover plate (2) all adopt the acid-resistant paint spraying, between cover plate (2) and upper cone (4), between upper cone (4) and lower cone (8), be that bolting connects respectively between lower cone (8) and base cone (10), the connection place all is lined with sealing ring.
2. leaching equipment according to claim 1, it is 1/7～1/6 place of upper cone (4) height that the lower end that it is characterized in that described circulation pipe (6) is installed in apart from upper cone (4) lower end, and it is 5/8～6/8 place of upper cone (4) height that the upper end of circulation pipe (6) is installed in apart from upper cone (4) lower end.
3. leaching equipment according to claim 1 is characterized in that the tangential direction of the same lower cone of center line (8) of described steam inlet (9), and steam inlet (9) communicate with the inner chamber of lower cone (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102734579A CN101721837B (en) | 2009-12-29 | 2009-12-29 | Leaching equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102734579A CN101721837B (en) | 2009-12-29 | 2009-12-29 | Leaching equipment |
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| Publication Number | Publication Date |
|---|---|
| CN101721837A CN101721837A (en) | 2010-06-09 |
| CN101721837B true CN101721837B (en) | 2011-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009102734579A Active CN101721837B (en) | 2009-12-29 | 2009-12-29 | Leaching equipment |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106430279B (en) * | 2016-12-06 | 2017-11-17 | 杜宗鑫 | Ammonia process produces molten the metal leaching tanks and extract technology of metallic compound |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2305238Y (en) * | 1997-08-04 | 1999-01-27 | 广西钦州康泉植物产品开发有限公司 | Extracting device |
| CN2762860Y (en) * | 2005-01-28 | 2006-03-08 | 云南昆船设计研究院 | Chinese medicine extractor |
| DE102007037067A1 (en) * | 2006-08-03 | 2008-03-27 | Schmäschke, Jörg | Purifying water-immiscible fluid medium, e.g. vegetable oil for producing biodiesel, by treating with steam and optionally gas under pressure to remove water-soluble components as separate phase |
| CN201271549Y (en) * | 2008-09-08 | 2009-07-15 | 西王集团有限公司 | Vapour liquid separator for evaporation in crude oil leaching process |
| CN201342261Y (en) * | 2009-01-12 | 2009-11-11 | 王�华 | Cold-hot dual-purpose drug dipping mangle |
| CN201598319U (en) * | 2009-12-29 | 2010-10-06 | 武汉科技大学 | Leaching tank |
-
2009
- 2009-12-29 CN CN2009102734579A patent/CN101721837B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2305238Y (en) * | 1997-08-04 | 1999-01-27 | 广西钦州康泉植物产品开发有限公司 | Extracting device |
| CN2762860Y (en) * | 2005-01-28 | 2006-03-08 | 云南昆船设计研究院 | Chinese medicine extractor |
| DE102007037067A1 (en) * | 2006-08-03 | 2008-03-27 | Schmäschke, Jörg | Purifying water-immiscible fluid medium, e.g. vegetable oil for producing biodiesel, by treating with steam and optionally gas under pressure to remove water-soluble components as separate phase |
| CN201271549Y (en) * | 2008-09-08 | 2009-07-15 | 西王集团有限公司 | Vapour liquid separator for evaporation in crude oil leaching process |
| CN201342261Y (en) * | 2009-01-12 | 2009-11-11 | 王�华 | Cold-hot dual-purpose drug dipping mangle |
| CN201598319U (en) * | 2009-12-29 | 2010-10-06 | 武汉科技大学 | Leaching tank |
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| CN101721837A (en) | 2010-06-09 |
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