CN102718195B - Extraction method and device for strontium sulfide - Google Patents
Extraction method and device for strontium sulfide Download PDFInfo
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- CN102718195B CN102718195B CN 201210203352 CN201210203352A CN102718195B CN 102718195 B CN102718195 B CN 102718195B CN 201210203352 CN201210203352 CN 201210203352 CN 201210203352 A CN201210203352 A CN 201210203352A CN 102718195 B CN102718195 B CN 102718195B
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Abstract
The invention discloses a continuous type extractor for strontium sulfide, which comprises a closed type hydrolyzing tank, a movable mesh belt and a transmission device, wherein the movable mesh belt is supported by bipatch big roller chain riveted seamless steel tubes, and is dragged by the transmission device to move in the hydrolyzing tank. The closed type hydrolyzing tank is also provided with a material inlet, a water inlet, a water outlet and a slag outlet. The material inlet is formed in the upper part of one end of the hydrolyzing tank, and rightly faces the movable mesh belt. A distributor is arranged at the material inlet. The water inlet is arranged at the other end of the hydrolyzing tank. The invention further discloses an extraction method of strontium sulfide. According to the invention, a dynamic continuous extraction way is adopted, so that the mechanization degree is greatly increased, and the labor intensity of the worker is relieved; and continuous production is adopted, so that the quality of extracted liquid can be increased, and the undulating range of concentration of the extracted liquid is reduced, so as to be helpful for decreasing the control difficulty of extracting production.
Description
Technical field
The present invention relates to a kind of leaching method and device of strontium sulfide.
Background technology
Strontium carbonate powder is the important materials of electronic information industry, important materials as magneticsubstance, liquid crystal glass base, electrical condenser, PTC electronic ceramics etc., be the important materials of strontium magnesium alloy, strontium aluminium alloy and cast steel and iron industry, also be widely used in industries such as chemical industry, light industry, pottery, fireworks, magneticsubstance.
The strontium sulfide material that the material that the compound of above-mentioned strontium and alloy are exploited out by the strontium ore deposit comes out after rotary kiln processing obtains the strontium sulfide aqueous solution through leaching, and further processing makes again.The leaching of strontium sulfide is exactly that Containing Sulfur strontium solid substances is immersed in the hot water about 90 ℃, obtains the strontium sulfide aqueous solution, and waste residue is rejected.The leaching mode of domestic strontium sulfide comprises: spiral leacher, stirring vat leaching mode, basket-hanging leacher, static leacher etc., and mainly based on static leacher.Existing leaching mode exists that steam and dust are big, environment is poor, labour intensity is big, strontium sulfide is easily oxidized, security incident easily takes place, variety of issues such as level of automation is low, energy consumption height, wherein environmental protection, safety problem are given prominence to, and seriously restrict the survival and development of enterprise.
Summary of the invention
Goal of the invention: the objective of the invention is at the deficiencies in the prior art, the leaching method of a kind of energy-saving and environmental protection, strontium sulfide that income is high is provided.
Another object of the present invention is to provide a kind of continous way leacher of strontium sulfide.
Technical scheme: the leaching method of strontium sulfide of the present invention comprises the steps:
(1) the rough strontium sulfide material of the high temperature that the rotary kiln discharge port is come out, the transfer roller of process sealing is delivered to the continous way leacher of sealing continuously;
(2) material is paved on mobile guipure by distributor equably in the ingress of leacher;
(3) it is mobile in the hydrolysis case that transmission mechanism drags mobile guipure, and material is along with mobile guipure is pressed the certain speed operation; Feed the leaching water simultaneously continuously in the water tank of continous way leacher, water and material move with reflux type, and guipure slowly moves, and the hydrolysis residence time can be carried out free adjustment according to the material situation, and the strontium sulfide material leaches in the process of adverse current operation; Recirculated water is entered by the lower concentration end, enters next procedure after reaching finite concentration;
(4) after the hydrolysis, the strontium sulfide aqueous solution is collected from water outlet; Waste residue is sent continuously from slag notch, through collecting aftertreatment.
Wherein, in the step (3), the steam and the dust that produce when water and material move with reflux type, discharging the back by wet-emitting blower collects by trapper, precipitate through settling tank again, supernatant liquor is entered in the continous way leacher as the leaching water, and the waste residue of throw out in step (4) handled.
In the step (4), after waste residue was collected, through the band filter washing, filtrate and washing lotion entered in the continous way leacher as the leaching water, and filter residue is delivered to Gu Zhachang.
The continous way leacher of strontium sulfide of the present invention comprises closed hydrolysis case, mobile guipure, transmission mechanism; Described mobile guipure is held by bipatch large roller chain riveted joint weldless steel tube, and drags in described hydrolysis case mobile by described transmission mechanism; Also be provided with material inlet, water-in, water outlet and slag notch on the described closed hydrolysis case; Described material inlet is arranged on the top of described hydrolysis case one end, faces described mobile guipure; Described material inlet place is provided with distributor; Described water-in is arranged on the other end of described hydrolysis case.The rough strontium sulfide of high temperature that comes out from rotary kiln evenly paves on mobile guipure, and the guipure that is paved with material enters the hydrolysis case continuously, and the heat that discharges can improve the hydrolysis water temperature, helps the carrying out of hydrolysis; High humidity steam is discharged by special wet-emitting blower, and water is pounced on the discharging of collection back.
In order to save the place, described hydrolysis case is two-layer above structure, and every layer of inner water tank separately is respectively arranged with mobile guipure, transmission mechanism, water-in and water outlet in every layer, and every layer is adopted individual drive, independent water cycle; The two ends of mobile guipure all are higher than the water surface in the hydrolysis case in every layer, and the mobile network belt length of following one deck moves guipure in last layer, after material moves the end that moves to mobile guipure on the guipure at last layer, falling into automatically under the effect of gravity on following one deck mobile network band.
Be provided with movable regulating plate in the described hydrolysis case, material bed thickness adopts movable regulating plate to regulate bed depth.
The preferred stainless steel crude steel of described mobile guipure net covers 20～200 order filament steel meshes.
The bottom of described mobile guipure is provided with dreg scraper, and material that tumbles from guipure or the thin slag that passes guipure are scraped to hydrolysis case two ends by the dreg scraper of guipure bottom, regularly discharge.
Beneficial effect: 1, apparatus of the present invention adopt enclosed construction, and the production environment cleaning has solved that steam and dust are big, environment is poor, strontium sulfide is easily oxidized, problem such as security incident easily takes place, and has improved the utilization ratio of strontium resource; Adopt lagging material to be incubated around the leacher, temperature loss is few, the energy utilization rate height; 2, the inventive method adopts mobilism subsequent leaching mode, and mechanization degree improves greatly, has alleviated labor strength; Serialization is produced, and can improve the quality of leaching liquid, reduces the fluctuation of concentration scope of leaching liquid, helps reducing the difficulty of carbonization production control; 3, the inventive method is a raw material with the rough strontium sulfide that rotary kiln comes out directly, and rough strontium sulfide carries temperature and the heating of leaching water can be need not to use hot water and heating unit during leaching, has saved the energy greatly.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is that the A of Fig. 1 is to view.
Fig. 4 is the B-B sectional view of Fig. 1.
Fig. 5 is that the C of Fig. 1 is to view.
Embodiment
Below technical solution of the present invention is elaborated, but protection scope of the present invention is not limited to described embodiment.
Embodiment:The continous way leacher of strontium sulfide of the present invention shown in Fig. 1～5, comprises closed hydrolysis case, and the hydrolysis case is a double-layer structure, upper flume 7 and lower flume 9, and every layer of inner water tank separates, and every layer is adopted individual drive, independent water cycle.Be provided with material inlet 2 in the upper flume 7, one deck water-in 3, one deck move guipure 4, one deck water outlet 5, and one deck slag-drip opening 6, one deck transmission mechanism 14, described material inlet 2 is arranged on the top of described hydrolysis case one end, faces described one deck transmission guipure 4; Described material inlet 2 places are provided with distributor; Described one deck water-in 3 is arranged on the other end of described hydrolysis case.Be provided with 11, two layers of transmission mechanism 1 of 13, two layers of mobile guipure of 10, two layers of slag-drip opening of 8, two layers of water outlet of two layers of water-in in the lower flume 9.Mobile guipure in two-layer is all held by bipatch large roller chain riveted joint weldless steel tube, and drags in last lower flume mobile by corresponding transmission mechanism.The two ends of mobile guipure all are higher than the water surface in the hydrolysis case in two-layer, and the mobile network belt length of following one deck moves guipure in last layer, after material moves the end that moves to mobile guipure on the guipure at last layer, falling into automatically under the effect of gravity on following one deck mobile network band.Be provided with movable regulating plate in the described hydrolysis case, can regulate height of materials.Mobile guipure is that stainless steel crude steel net covers 20～200 order filament steel meshes.The bottom of mobile guipure is provided with dreg scraper 12, and material that tumbles from guipure or the thin slag that passes guipure are scraped to the tank two ends by the dreg scraper of guipure bottom, regularly discharge.
In the present embodiment, be that 3.75 t/h are example with rough strontium sulfide charging capacity, the continous way leacher installed power 12.5kw/ platform of strontium sulfide, floor space: 3.5m * 41m.
The leaching method of strontium sulfide comprises the steps:
(1) the rough strontium sulfide material of the high temperature that the rotary kiln discharge port is come out, the transfer roller of process sealing is delivered to the continous way leacher of sealing continuously;
(2) material is paved on mobile guipure by distributor equably in the ingress of leacher;
(3) it is mobile in the hydrolysis case that transmission mechanism drags mobile guipure, and material is along with mobile guipure is pressed the certain orientation operation; Feed the leaching water simultaneously continuously in the water tank of continous way leacher, water and material move with reflux type, and strontium sulfide leaches in the process of adverse current operation; Leaching water temp: 〉=80 ℃; Through hydrolysis in 3～4 hours, sent through guipure and fall into two period guipures after finishing, and enters in two period lower floor's tanks again and carry out hydrolysis in 7～8 hours by slag in the tank of upper strata for one period material; The steam and the dust that produce when water and material move with reflux type, discharging the back by wet-emitting blower collects by trapper, precipitate through settling tank, supernatant liquor is entered in the continous way leacher as the leaching water, the waste residue of throw out in step (4) handled.
(4) the strontium sulfide aqueous solution is collected from water outlet; Waste residue is collected aftertreatment from slag notch, and after waste residue was collected, through the band filter washing, filtrate and washing lotion entered in the continous way leacher as the leaching water, and filter residue is delivered to Gu Zhachang.
As mentioned above, although represented and explained the present invention that with reference to specific preferred embodiment it shall not be construed as the restriction to the present invention self.Under the spirit and scope of the present invention prerequisite that does not break away from the claims definition, can make various variations in the form and details to it.
Claims (8)
1. the leaching method of a strontium sulfide is characterized in that comprising the steps:
(1) the rough strontium sulfide material of the high temperature that the rotary kiln discharge port is come out, the transfer roller of process sealing is delivered to the continous way leacher of sealing continuously;
(2) material is paved on mobile guipure by distributor equably in the ingress of leacher;
(3) it is mobile in the hydrolysis case that transmission mechanism drags mobile guipure, and material is along with mobile guipure is pressed the certain speed operation; Feed the leaching water simultaneously continuously in the water tank of continous way leacher, water and material move with reflux type, and the strontium sulfide material leaches in the process of adverse current operation;
(4) the strontium sulfide aqueous solution is collected from water outlet; Waste residue is collected aftertreatment from slag notch.
2. the leaching method of strontium sulfide according to claim 1, it is characterized in that: in the step (3), the steam and the dust that produce when water and material move with reflux type, discharging the back by wet-emitting blower collects by trapper, precipitate through settling tank again, supernatant liquor is entered in the continous way leacher as the leaching water, and the waste residue of throw out in step (4) handled.
3. the leaching method of strontium sulfide according to claim 1 is characterized in that: in the step (4), after waste residue was collected, through the band filter washing, filtrate and washing lotion entered in the continous way leacher as the leaching water, and filter residue is delivered to Gu Zhachang.
4. the continous way leacher of a strontium sulfide is characterized in that: comprise closed hydrolysis case, mobile guipure, transmission mechanism; Described mobile guipure is held by bipatch large roller chain riveted joint weldless steel tube, and drags in described hydrolysis case mobile by described transmission mechanism; Also be provided with material inlet, water-in, water outlet and slag notch on the described closed hydrolysis case; Described material inlet is arranged on the top of described hydrolysis case one end, faces described mobile guipure; Described material inlet place is provided with distributor; Described water-in is arranged on the other end of described hydrolysis case.
5. the continous way leacher of strontium sulfide according to claim 4, it is characterized in that: described hydrolysis case is two-layer above structure, every layer of inner water tank separately is respectively arranged with mobile guipure, transmission mechanism, water-in and water outlet in every layer, and every layer is adopted individual drive, independent water cycle; The two ends of mobile guipure all are higher than the water surface in the hydrolysis case in every layer, and the mobile network belt length of following one deck moves guipure in last layer, after material moves the end that moves to mobile guipure on the guipure at last layer, falling into automatically under the effect of gravity on following one deck mobile network band.
6. the continous way leacher of strontium sulfide according to claim 4 is characterized in that: be provided with movable regulating plate in the described hydrolysis case, to regulate bed thickness.
7. the continous way leacher of strontium sulfide according to claim 4, it is characterized in that: described mobile guipure is that stainless steel crude steel net covers 20～200 order filament steel meshes.
8. the continous way leacher of strontium sulfide according to claim 4, it is characterized in that: the bottom of described mobile guipure is provided with dreg scraper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN 201210203352 CN102718195B (en) | 2012-06-20 | 2012-06-20 | Extraction method and device for strontium sulfide |
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| CN 201210203352 CN102718195B (en) | 2012-06-20 | 2012-06-20 | Extraction method and device for strontium sulfide |
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| CN102718195A CN102718195A (en) | 2012-10-10 |
| CN102718195B true CN102718195B (en) | 2013-07-24 |
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| CN105621372A (en) * | 2016-03-29 | 2016-06-01 | 石家庄市正定金石化工有限公司 | Improved coarse-strontium leaching device and process |
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| DE4017530A1 (en) * | 1990-05-31 | 1991-12-05 | Kali Chemie Ag | PROCESSING OF RESIDUES FROM BARIUM OR STRONTIUM SULFID LYING |
| CN101559964B (en) * | 2009-05-19 | 2011-05-25 | 中国科学院青海盐湖研究所 | Preparation method of platy strontium carbonate particles |
| CN202148196U (en) * | 2011-07-26 | 2012-02-22 | 重庆庆龙精细锶盐化工有限公司 | Strontium sulfide leaching device |
| CN202657957U (en) * | 2012-06-20 | 2013-01-09 | 南京金焰锶业有限公司 | Continuous leaching device of strontium sulfide |
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Effective date of registration: 20160331 Address after: Dongping town Lishui County Nanjing city Jiangsu province 211211 Qunli love Jingshan Hill Patentee after: Qiu Weinong Address before: Dongping town Lishui County Nanjing city Jiangsu province 211211 Qunli love Jingshan Hill Patentee before: NANJING JINYAN STRONTIUM INDUSTRY Co.,Ltd. |
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Effective date of registration: 20160819 Address after: Dongping town Lishui County Nanjing city Jiangsu province 211211 Qunli love Jingshan Hill Patentee after: NANJING JINYAN STRONTIUM INDUSTRY Co.,Ltd. Address before: Dongping town Lishui County Nanjing city Jiangsu province 211211 Qunli love Jingshan Hill Patentee before: Qiu Weinong |
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Address after: 211211 Qunli Aijingshan, Lishui Economic Development Zone, Nanjing, Jiangsu Province Patentee after: NANJING JINYAN STRONTIUM INDUSTRY Co.,Ltd. Address before: 211211 Qunli Aijingshan, Dongping Town, Lishui County, Nanjing City, Jiangsu Province Patentee before: NANJING JINYAN STRONTIUM INDUSTRY Co.,Ltd. |
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