CN202590430U - Device for recovering and precipitating trace cobalt in cobalt carbonate mother solution - Google Patents

Device for recovering and precipitating trace cobalt in cobalt carbonate mother solution Download PDF

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Publication number
CN202590430U
CN202590430U CN 201220258746 CN201220258746U CN202590430U CN 202590430 U CN202590430 U CN 202590430U CN 201220258746 CN201220258746 CN 201220258746 CN 201220258746 U CN201220258746 U CN 201220258746U CN 202590430 U CN202590430 U CN 202590430U
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China
Prior art keywords
adsorption column
arm
cation adsorption
cobalt
cation
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Expired - Lifetime
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CN 201220258746
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Chinese (zh)
Inventor
林奋生
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ZHUHAI KELIXIN METAL MATERIALS CO Ltd
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ZHUHAI KELIXIN METAL MATERIALS CO Ltd
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Priority to CN 201220258746 priority Critical patent/CN202590430U/en
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Publication of CN202590430U publication Critical patent/CN202590430U/en
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Abstract

The utility model discloses a device for recovering and precipitating trace cobalt in a cobalt carbonate mother solution. The device comprises a mother solution tank, an output pipe, an acid tank and a plurality of cation adsorption columns, wherein one end of the output pipe is connected with the mother solution tank, and the other end of the output pipe is connected with a plurality of cation adsorption column inlet pipes through a plurality of branch pipes respectively; the cation adsorption columns are connected in sequence, i.e., a communicating pipe is connected to an exhaust pipe of a previous stage cation adsorption column, and the other end of the communicating pipe is connected with a next stage cation adsorption column inlet pipe till a last stage cation adsorption column is connected; the acid tank is connected with the plurality of cation adsorption column inlet pipes through the plurality of branch pipes respectively; and valves are arranged on all branch pipes, communicating pipes and exhaust pipes. The device for recovering and precipitating trace cobalt in the cobalt carbonate mother solution can be used for effectively adsorbing, precipitating and recovering trace cobalt in the cobalt carbonate mother solution, so that the value of the trace cobalt in the cobalt carbonate mother solution is utilized effectively.

Description

A kind of device that reclaims trace cobalt in the deposition cobalt carbonate mother liquor
Technical field
The utility model belongs to chemical field, is specifically related to a kind of device that reclaims trace cobalt in the deposition cobalt carbonate mother liquor.
Background technology:
Lithium battery with high-energy-density, high-specific-power, memoryless, characteristics such as self-discharge rate is low is as battery system of new generation; It is the ideal source in high-tech application fields such as mobile electronic device, electric automobile and defence and military; In recent years because the fast development of communications industry and transportation industry; The consumption of battery industry cobalt has surpassed cemented carbide industry, becomes China's cobalt and consumes first rich and influential family.As the cobalt carbonate of producing lithium battery raw material cobalt acid lithium predecessor, its market demand is in continuous increase.
Preparing the micro mist cobalt carbonate with the precipitation method is one of traditional wet chemical powdering technology.Under well-mixed state, add suitable precipitating reagent in the solution and prepare the presoma sediment, again this sediment is carried out drying or calcining just obtains the micro mist product, this is the common practices of the precipitation method.The general precipitation method are metal salt solution and precipitant mix and generate deposition.Now the commercial production cobalt carbonate generally all with sodium carbonate or urea as precipitating reagent, mixes with cobalt salt solution, deposition generates cobalt carbonate, filters to obtain cobalt carbonate and precipitate the cobalt carbonate mother liquor.
Mainly contain HCO in the deposition cobalt carbonate mother liquor 3 -, NH 3, NH 4 +, Co 2 +(NH3) 1 ~ 6, Co 2+, SO 4 2-, NO 3 -, and Cl -, its pH value is between 7 ~ 7.5, and also residual micro-cobalt ions as not reclaiming, will be a waste greatly.
Summary of the invention:
The purpose of the utility model provides a kind of device that can effectively reclaim trace cobalt in the deposition cobalt carbonate mother liquor.
The utility model is implemented through following technical scheme:
The device of trace cobalt in the recovery deposition cobalt carbonate mother liquor of the utility model; It is characterized in that; Comprise mother liquor tank, efferent duct, acid jar and several cation adsorption columns, described efferent duct one end links to each other with mother liquor tank, and an other end links to each other with several cation adsorption column inlet tubes respectively through several arms; Link to each other successively between the cation adsorption column; Be to be connected with communicating pipe on the discharge pipe of cation adsorption column of previous stage, communicating pipe, an other end linked to each other with the cation adsorption column inlet tube of next stage, until being connected to afterbody cation adsorption column; Described acid jar links to each other with several cation adsorption column inlet tubes respectively through several arms, on all arms, communicating pipe and discharge pipe, all is provided with valve.
Described cation adsorption column is preferably 3; Efferent duct links to each other with three cation adsorption column inlet tube with the first cation adsorption column, the second cation adsorption column with the 3rd arm through first arm, second arm respectively; Be connected with the 4th arm and the 5th arm on the discharge pipe of the first cation adsorption column; The other end of the 4th arm links to each other with the second cation adsorption column inlet tube; The other end of the 5th arm links to each other with three cation adsorption column inlet tube; Be connected with the 6th arm on the discharge pipe of the second cation adsorption column; The other end of the 6th arm links to each other with three cation adsorption column inlet tube; Connect discharge pipe under the three cation adsorption column, described acid jar links to each other with three cation adsorption column, the second cation adsorption column, the first cation adsorption column inlet tube respectively through the 7th arm, the 8th arm, the 9th arm, on the discharge pipe of the discharge pipe of the discharge pipe of described first arm, second arm, the 3rd arm, the 4th arm, the 5th arm, the 6th arm, the 7th arm, the 8th arm, the 9th arm, the first cation adsorption column, the second cation adsorption column, three cation adsorption column, all is provided with valve.
Described cation adsorption column is preferably the cation adsorption column that is filled with the D113 large hole cation exchanger resin.
The utility model is like this operation: at first close whole valves, the cobalt carbonate mother liquor is packed in the mother liquor tank, open the valve on the discharge pipe of first arm and the first cation adsorption column; The cobalt carbonate mother liquor gets in the first cation adsorption column through efferent duct, first arm, and cobalt ions just by the absorption of the first cation adsorption column, will reserve by anion and solution; Detect and flow out liquid; If do not have cobalt ions in the outflow liquid, that explains that the first cation adsorption column can adsorb the cobalt ions in the cobalt carbonate mother liquor that flows through fully, also has many cobalt ions if flow out in the liquid; Close the valve of the discharge pipe of the first cation adsorption column; Open the valve of the 4th or the 5th arm, the outflow liquid of the first cation adsorption column gets into second cation adsorption column or the three cation adsorption column through the 4th or the 5th arm, and cobalt ions just continues by the second cation adsorption column or the absorption of three cation adsorption column; Anion and solution will be reserved; Generally after two cation adsorption column absorption, can both cobalt ions have been adsorbed basically,, can get into next stage cation adsorption column if also residual.If the absorption of the first cation adsorption column is saturated, can close the valve of first arm, open the valve of the discharge pipe of second arm and the second cation adsorption column; Cobalt ions will be by the absorption of the second cation adsorption column, and the solution that has adsorbed cobalt ions will be discharged, if residual in addition; Can close the valve of the discharge pipe of the second cation adsorption column; Open the valve of the 6th arm, the outflow liquid of the second cation adsorption column gets into the three cation adsorption column through the 6th arm, and cobalt ions will be adsorbed by the three cation adsorption column; Flowing out liquid discharges through the discharge pipe of three cation adsorption column; Basically do not contain cobalt ions, in this process, can open the valve of the 9th arm, sulfuric acid, hydrochloric acid or nitric acid in the acid jar will get in the first cation adsorption column through the 9th arm; Reclaim cobalt ions and make first order ionic adsorption column regeneration; The second cation adsorption column or three cation adsorption column can make its regeneration through similar processing, and this device can make 2 cation adsorption columns all the time in use basically, can regenerate at any time and adsorb saturated cation absorption.
This shows, the effective trace cobalt in the adsorption precipitation cobalt carbonate mother liquor of the device of trace cobalt in the recovery of the utility model deposition cobalt carbonate mother liquor, and reclaim, thereby the value that precipitates trace cobalt in the cobalt carbonate mother liquor is utilized effectively.
Description of drawings:
Fig. 1 is the structural representation that the recovery of the utility model precipitates the device of trace cobalt in the cobalt carbonate mother liquor;
Wherein 1, mother liquor tank; 2, efferent duct; 3, the first cation adsorption column; 31, first arm; 32, discharge pipe; 33, the 4th arm; 34, the 5th arm; 4, the second cation adsorption column; 41, second arm; 42, discharge pipe; 43, the 6th arm; 5, three cation adsorption column; 51, the 3rd arm; 52, discharge pipe; 6, acid jar; 61, the 7th arm; 62, the 8th arm; 63, the 9th arm.
The specific embodiment:
Following examples are to the further specifying of the utility model, rather than to the restriction of the utility model.
Embodiment 1:
As shown in Figure 1; The device of trace cobalt in the recovery deposition cobalt carbonate mother liquor of present embodiment; Comprise mother liquor tank 1, efferent duct 2, acid jar 6, the first cation adsorption column 3, the second cation adsorption column 4, three cation adsorption column 5; Described efferent duct 2 one ends link to each other with mother liquor tank 1; An other end links to each other through the inlet tube of first arm 31, second arm 41 and the 3rd arm 51 and the first cation adsorption column 3, the second cation adsorption column 4, three cation adsorption column 5 respectively; Be connected with the 4th arm 33 and the 5th arm 34 on the discharge pipe 32 of the first cation adsorption column; The 4th arm 33 other ends link to each other with the inlet tube of the second cation adsorption column 4; The 5th arm 34 other ends link to each other with the inlet tube of three cation adsorption column 5; Be connected with the 6th arm 43, the six arms 43 other ends on the discharge pipe 42 of the second cation adsorption column and link to each other with the inlet tube of three cation adsorption column 5, the three cation adsorption column connects discharge pipe 52 5 times; Described acid jars 6 links to each other with three cation adsorption column 5, the second cation adsorption column 4, the first cation adsorption column 3 respectively through the 7th arm 61, the 8th arm 62, the 9th arm 63, on the discharge pipe 52 of the discharge pipe 42 of the discharge pipe 32 of described first arm 31, second arm 41, the 3rd arm 51, the 4th arm 33, the 5th arm 34, the 6th arm 43, the 7th arm 61, the 8th arm 62, the 9th arm 63, the first cation adsorption column, the second cation adsorption column, three cation adsorption column, all is provided with valve.

Claims (3)

1. one kind is reclaimed the device that precipitates trace cobalt in the cobalt carbonate mother liquor; It is characterized in that; Comprise mother liquor tank, efferent duct, acid jar and several cation adsorption columns, described efferent duct one end links to each other with mother liquor tank, and an other end links to each other with several cation adsorption column inlet tubes respectively through several arms; Link to each other successively between the cation adsorption column; Be to be connected with communicating pipe on the discharge pipe of cation adsorption column of previous stage, communicating pipe, an other end linked to each other with the cation adsorption column inlet tube of next stage, until being connected to afterbody cation adsorption column; Described acid jar links to each other with several cation adsorption column inlet tubes respectively through several arms, on all arms, communicating pipe and discharge pipe, all is provided with valve.
2. the device of trace cobalt in the recovery deposition cobalt carbonate mother liquor according to claim 1; It is characterized in that; Described cation adsorption column is 3; Efferent duct links to each other with three cation adsorption column inlet tube with the first cation adsorption column, the second cation adsorption column with the 3rd arm through first arm, second arm respectively; Be connected with the 4th arm and the 5th arm on the discharge pipe of the first cation adsorption column; The other end of the 4th arm links to each other with the second cation adsorption column inlet tube; The other end of the 5th arm links to each other with three cation adsorption column inlet tube; Be connected with the 6th arm on the discharge pipe of the second cation adsorption column, the other end of the 6th arm links to each other with three cation adsorption column inlet tube, connects discharge pipe under the three cation adsorption column; Described acid jar links to each other with three cation adsorption column, the second cation adsorption column, the first cation adsorption column inlet tube respectively through the 7th arm, the 8th arm, the 9th arm, on the discharge pipe of the discharge pipe of the discharge pipe of described first arm, second arm, the 3rd arm, the 4th arm, the 5th arm, the 6th arm, the 7th arm, the 8th arm, the 9th arm, the first cation adsorption column, the second cation adsorption column, three cation adsorption column, all is provided with valve.
3. the device of trace cobalt is characterized in that described cation adsorption column is the cation adsorption column that is filled with the D113 large hole cation exchanger resin in the recovery deposition cobalt carbonate mother liquor according to claim 1.
CN 201220258746 2012-06-01 2012-06-01 Device for recovering and precipitating trace cobalt in cobalt carbonate mother solution Expired - Lifetime CN202590430U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220258746 CN202590430U (en) 2012-06-01 2012-06-01 Device for recovering and precipitating trace cobalt in cobalt carbonate mother solution

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220258746 CN202590430U (en) 2012-06-01 2012-06-01 Device for recovering and precipitating trace cobalt in cobalt carbonate mother solution

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113355523A (en) * 2021-07-05 2021-09-07 安徽寒锐新材料有限公司 Method for treating cobalt carbonate mother liquor in preparation process of spherical cobalt carbonate

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113355523A (en) * 2021-07-05 2021-09-07 安徽寒锐新材料有限公司 Method for treating cobalt carbonate mother liquor in preparation process of spherical cobalt carbonate

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Granted publication date: 20121212

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