CN109045830A - Mother liquor discharge system - Google Patents

Mother liquor discharge system Download PDF

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Publication number
CN109045830A
CN109045830A CN201810967180.9A CN201810967180A CN109045830A CN 109045830 A CN109045830 A CN 109045830A CN 201810967180 A CN201810967180 A CN 201810967180A CN 109045830 A CN109045830 A CN 109045830A
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China
Prior art keywords
mother liquor
pipeline
cyclone
connect
centrifuge
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CN201810967180.9A
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Chinese (zh)
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CN109045830B (en
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徐翔
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Jiangsu Shixin Environmental Protection and Energy Conservation Technology Co.,Ltd.
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Individual
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D36/00Filter circuits or combinations of filters with other separating devices

Abstract

The invention belongs to mother liquid disposal technical fields, are specifically related to a kind of mother liquor discharge system.Mother liquor discharge system of the present invention, solid liquid phase out-feed liquid system is divided into two-way by pipeline and connect respectively with the first cyclone separator and the second cyclone separator middle and upper part, two-way is divided after merging by pipeline in the top of first cyclone separator and the second cyclone separator, it is connect respectively with the middle part of the first cyclone filter and the second cyclone filter, the top of the first cyclone filter and the second cyclone filter is connect by pipeline with high quality mother liquor system after being merged by pipeline;The bottom of first cyclone filter and the second cyclone filter is connect after being merged by pipeline with the top of mother liquor tank.Mother liquor discharge system of the present invention carries out mother liquor production not against centrifuge, and mainly by cyclone separator and cyclone filter, technique is required and centrifuge limitation no longer causes contradiction;The component for the pure and liquid phase that cyclone filter cooperation centrifuge can take into account solid phase controllably can be predicted.

Description

Mother liquor discharge system
Technical field
The invention belongs to mother liquid disposal technical fields, are specifically related to a kind of mother liquor discharge system.
Background technique
Mother liquor is commonly called as: bittern, is that saturation remaining after isolating precipitating or crystal in chemical precipitation or crystallization process is molten Liquid.Mother liquor is isolated remaining logistics after high solid phase logistics by solid-liquid separating equipment in traditional handicraft, and this operation is very general Time, but under Part load, such as salt is divided to crystallize, it can not be by technique requirement output mother liquor with this generally operate.
Traditional handicraft there are the problem of, be mainly reflected in the following aspects:
(1) centrifuge output mother liquor is insufficient
The reason of causing this problem be centrifuge requirement charging magma solid volume ratio, as double pusher centrifuge require into The solid volume ratio of material is not less than 30%, and otherwise centrifuge can have loose bowels the high water capacity salt slurry of output.Therefore centrifuge is relied on merely There are a mother liquor quantum of output upper limits for output mother liquor, and when the mother liquor quantum of output that technique requires is higher than this upper limit, it is entire to be System will hover between paralysing and producing wet salt slurry.
(2) there are solid phases for centrifuge output mother liquor
Centrifuge opens solid phase and liquid phase separation by centrifugal force and filter medium and cake layer as dynamic equipment.Ideal shape State is that there is no solid phases in centrifuge mother liquor, but inevitably carry secretly in mother liquor in actual motion and do not separate complete solid phase Grain, these solid phase particles are an incalculable cumulant in the system for needing strict control parameter, cause system gradually Deviate design requirement.
(3) centrifuge desalinization of soil by flooding or leaching water destruct mother liquor component
In the technique required to solid phase discharging, generally requiring to discharge to solid phase carries out the desalinization of soil by flooding or leaching, and desalinization of soil by flooding or leaching water is mixed into mother liquor The component of post mother liquor becomes can not to stablize and unpredictable, uses the mother liquor as the charging of rear road and will cause later process and is completely inclined From design.
To improve the above problem, need to design a kind of new mother liquor discharge system.
Summary of the invention
The purpose of the present invention is to overcome the deficiencies of the prior art and provide a kind of mother liquor discharge system.The mother liquor discharge system Carry out mother liquor production not against centrifuge, technique requires and centrifuge limitation no longer causes contradiction, cyclone filter cooperate from The component that scheming can take into account the pure and liquid phase of solid phase controllably can be predicted.
Mother liquor discharge system of the present invention, including the first cyclone separator, the first cyclone filter, mother liquor tank, from Scheming, desalinization of soil by flooding or leaching water system and magma tank;Solid liquid phase out-feed liquid system by pipeline be divided into two-way respectively with the first cyclone separator It is connected with the second cyclone separator middle and upper part, after the top of the first cyclone separator and the second cyclone separator is merged by pipeline Divide two-way, is connect respectively with the middle part of the first cyclone filter and the second cyclone filter, the first cyclone filter and the second rotation The top of wind filter is connect by pipeline with high quality mother liquor system after being merged by pipeline;First cyclone filter and second The bottom of cyclone filter is connect after being merged by pipeline with the top of mother liquor tank.
Wherein:
The bottom of first cyclone separator and the second cyclone separator is connect by pipeline with the top of magma tank, magma tank Middle and upper part connected by the top of pipeline and mother liquor tank;The bottom of magma tank is connected by the feed pipe of pipeline and centrifuge, Divide two-way after centrifuge, connect all the way with solid phase discharge system, is connected all the way by the top of pipeline and mother liquor tank.
Two-way is divided by pipeline in the bottom of mother liquor tank, connect respectively with the lower part of the first mother liquor pump and the second mother liquor pump, the The top of one mother liquor pump and the second mother liquor pump is connect after being merged by pipeline with low quality mother liquor system.
Desalinization of soil by flooding or leaching water system divides two-way by pipeline, connect respectively with the top of centrifuge and middle and upper part, recycles water inlet system It is connect by pipeline with centrifuge, after centrifuge, is connect by pipeline with cyclic water outlet system, recirculated water plays centrifuge To cooling effect.
First cyclone filter and the second cyclone filter are arranged in parallel, one of them is normally open, and one is normally closed State;First cyclone filter is electrically connected with PICA101 and PICA101, is gone here and there after PICA101 and PICA101 parallel connection with XV101 Connection;Second cyclone filter is electrically connected with PICA103 and PICA104, is connected after PICA103 and PICA104 parallel connection with XV102.
Valve XV101 and XV102 are two-position valve.
When the first cyclone filter is in running order, and the second cyclone filter is in stand-by state:
Solid liquid phase out-feed liquid in solid liquid phase out-feed liquid system is divided into two-way by pipeline, respectively enters the first whirlwind point From device and the second cyclone separator, after carrying out initial gross separation in the first cyclone separator and the second cyclone separator, gained liquid The top for mutually passing through the first cyclone separator and the second cyclone separator, is combined into the first cyclone filter by pipeline, the One cyclone filter further separates the liquid phase come in, and obtained high quality mother liquor is discharged into height by pipeline after separation Quality mother liquor system;After the first cyclone separator and the second cyclone separator initial gross separation, the high solid phase of gained than salt slurry, into Enter magma tank, be further processed in magma tank, after the processing of magma tank, gained overflowing liquid enters mother by pipeline Flow container;The high solid phase of gained enters centrifuge than salt slurry, and the desalinization of soil by flooding or leaching water in desalinization of soil by flooding or leaching water system divides two-way to enter centrifuge by pipeline, The desalinization of soil by flooding or leaching is carried out to the material in centrifuge, displacement produces the mother liquor in salt, and the recirculated water recycled in water inlet system is entered by pipeline Centrifuge, by pipeline, into cyclic water outlet system, plays cooling effect to centrifuge after centrifuge;Desalinization of soil by flooding or leaching water into The material entered in centrifuge is further processed, and gained solid phase enters solid phase discharge system, and gained liquid phase enters mother liquor tank.
Into the material of mother liquor tank, the first mother liquor pump is respectively enterd by pipeline and the second mother liquor pumps, the first mother liquor pump and After second mother liquor pump is merged by pipeline, into low quality mother liquor system.
Compared with the prior art, the present invention has the following beneficial effects:
(1) mother liquor production is carried out not against centrifuge, mainly passes through cyclone separator and cyclone filter, technique requirement No longer cause contradiction with centrifuge limitation.
(2) component for the pure and liquid phase that cyclone filter cooperation centrifuge can take into account solid phase controllably can be predicted.
(3) low quality mother liquor amount does not influence technique and accounts, and simplifies technological design difficulty, reduces in Practical Project and be centrifuged The operation difficulty and required precision of workshop section.
Detailed description of the invention
Fig. 1 is mother liquor discharge system flow chart.
Wherein: 1, the first cyclone separator;2, the second cyclone separator;3, magma tank;4, centrifuge;5, the first whirlwind mistake Filter;6, the second cyclone filter;7, mother liquor tank;8, the first mother liquor pumps;9, the second mother liquor pumps;10, solid liquid phase out-feed liquid system; 11, desalinization of soil by flooding or leaching water system;12, solid phase discharge system;13, cyclic water outlet system;14, water inlet system is recycled;15, low quality mother liquor system System;16, high quality mother liquor system;17,PICA101;18,PICA102;19,PICA103;20,PICA104;21,XV101;22, XV102。
Specific embodiment
The invention will be further described with reference to embodiments.
Embodiment 1
Mother liquor discharge system of the present invention, including the first cyclone separator (1), the first cyclone filter (5), mother liquor Tank (7), centrifuge (4), desalinization of soil by flooding or leaching water system (11) and magma tank (3);Solid liquid phase out-feed liquid system (10) is divided into two by pipeline Road is connect with the first cyclone separator (1) and the second cyclone separator (2) middle and upper part respectively, the first cyclone separator (1) and The top of two cyclone separators (2) by pipeline merge after divide two-way, respectively with the first cyclone filter (5) and the second whirlwind mistake The middle part of filter (6) connects, and the top of the first cyclone filter (5) and the second cyclone filter (6) leads to after being merged by pipeline Pipeline is crossed to connect with high quality mother liquor system (16);The bottom of first cyclone filter (5) and the second cyclone filter (6) passes through Pipeline is connect after merging with the top of mother liquor tank (7).
When the first cyclone filter (5) is in running order, when the second cyclone filter (6) is in stand-by state:
Solid liquid phase out-feed liquid in solid liquid phase out-feed liquid system (10) is divided into two-way, respectively enters the first rotation by pipeline Wind separator (1) and the second cyclone separator (2) carry out just in the first cyclone separator (1) and the second cyclone separator (2) After step separation, gained liquid phase passes through the top of the first cyclone separator (1) and the second cyclone separator (2), is merged by pipeline Into the first cyclone filter (5), the first cyclone filter (5) further separates the liquid phase come in, gained after separation To high quality mother liquor high quality mother liquor system (16) is discharged by pipeline;By the first cyclone separator (1) and the second whirlwind After separator (2) initial gross separation, the high solid phase of gained is further located in magma tank (3) than salt slurry into magma tank (3) Reason, after magma tank (3) processing, gained overflowing liquid enters mother liquor tank (7) by pipeline;The high solid phase of gained enters than salt slurry Centrifuge (4), the desalinization of soil by flooding or leaching water in desalinization of soil by flooding or leaching water system (11) divides two-way to enter centrifuge (4) by pipeline, in centrifuge (4) Material carries out the desalinization of soil by flooding or leaching, and displacement produces the mother liquor in salt, and the recirculated water in circulation water inlet system (14) enters centrifuge by pipeline (4), after by centrifuge (4), by pipeline, into cyclic water outlet system (13), cooling effect is played to centrifuge (4);It washes The material entered in centrifuge (4) is further processed in salt water, gained solid phase, into solid phase discharge system (12), gained Liquid phase enters mother liquor tank (7).
Into the material of mother liquor tank (7), the first mother liquor pump (8) is respectively enterd by pipeline and the second mother liquor pumps (9), first Mother liquor pumps (8) and the second mother liquor pump (9) by entering low quality mother liquor system (15) after pipeline merging.

Claims (6)

1. a kind of mother liquor discharge system, it is characterised in that: including the first cyclone separator (1), the first cyclone filter (5), mother Flow container (7), centrifuge (4), desalinization of soil by flooding or leaching water system (11) and magma tank (3);Solid liquid phase out-feed liquid system (10) is divided by pipeline Two-way is connect with the first cyclone separator (1) and the second cyclone separator (2) middle and upper part respectively, the first cyclone separator (1) and The top of second cyclone separator (2) by pipeline merge after divide two-way, respectively with the first cyclone filter (5) and the second whirlwind The middle part of filter (6) connects, after the top of the first cyclone filter (5) and the second cyclone filter (6) is merged by pipeline It is connect by pipeline with high quality mother liquor system (16);The bottom of first cyclone filter (5) and the second cyclone filter (6) is logical It crosses after pipeline merges and is connect with the top of mother liquor tank (7).
2. mother liquor discharge system according to claim 1, it is characterised in that: the first cyclone separator (1) and the second whirlwind The bottom of separator (2) is connect by pipeline with the top of magma tank (3), and the middle and upper part of magma tank (3) passes through pipeline and mother liquor The top of tank (7) connects.
3. mother liquor discharge system according to claim 1, it is characterised in that: the bottom of magma tank (3) by pipeline with from The feed pipe of scheming (4) connects, and divides two-way after centrifuge (4), connect with solid phase discharge system (12), pass through all the way all the way Pipeline is connect with the top of mother liquor tank (7).
4. mother liquor discharge system according to claim 1, it is characterised in that: the bottom of mother liquor tank (7) is divided to two by pipeline Road is connect with the lower part of the first mother liquor pump (8) and the second mother liquor pump (9) respectively, and the first mother liquor pumps (8) and the second mother liquor pump (9) Top merged by pipeline after connect with low quality mother liquor system (15).
5. mother liquor discharge system according to claim 1, it is characterised in that: desalinization of soil by flooding or leaching water system (11) is divided to two by pipeline Road is connect with the top of centrifuge (4) and middle and upper part respectively, and circulation water inlet system (14) is connect by pipeline with centrifuge (4), After centrifuge (4), it is connect by pipeline with cyclic water outlet system (13).
6. mother liquor discharge system according to claim 1, it is characterised in that: the first cyclone filter (5) and the second whirlwind Filter (6) is arranged in parallel, one of them is normally open, and one is normally off;First cyclone filter (5) with It connects after PICA101 (17) and PICA101 (18) electrical connection, PICA101 (17) and PICA101 (18) parallel connection with XV101 (21); Second cyclone filter (6) is electrically connected with PICA103 (19) and PICA104 (20), and PICA103 (19) and PICA104 (20) are simultaneously It connects after connection with XV102 (22).
CN201810967180.9A 2018-08-23 2018-08-23 Mother liquor discharge system Active CN109045830B (en)

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Application Number Priority Date Filing Date Title
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CN109045830B CN109045830B (en) 2021-02-02

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1472139A (en) * 2003-07-10 2004-02-04 江苏德邦化学工业集团有限公司 Method for separating magma in producing soda process
CN101555002A (en) * 2009-05-18 2009-10-14 江苏省丹爱化工有限公司 Method for preparing high-purity sodium hypophosphite
JP4428484B2 (en) * 2007-07-03 2010-03-10 有限会社シーエス技術研究所 High purity silicon production equipment
CN102923893A (en) * 2012-10-30 2013-02-13 山东沃蓝生物集团有限公司 System and method for treating wastewater containing sodium chloride
CN204417273U (en) * 2014-12-31 2015-06-24 石家庄鼎威化工设备工程有限公司 Phosphorus-containing wastewater special processor in phosphorous chemical industry production
CN105152517A (en) * 2015-10-21 2015-12-16 三川德青工程机械有限公司 Sludge treatment system
CN205288056U (en) * 2015-12-07 2016-06-08 浙江希尔化工股份有限公司 Useless ammonia processing system of propane diamine production line
CN206328232U (en) * 2016-12-31 2017-07-14 广州南侨食品有限公司 A kind of centrifuge cooling water recoverable apparatus

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1472139A (en) * 2003-07-10 2004-02-04 江苏德邦化学工业集团有限公司 Method for separating magma in producing soda process
JP4428484B2 (en) * 2007-07-03 2010-03-10 有限会社シーエス技術研究所 High purity silicon production equipment
CN101555002A (en) * 2009-05-18 2009-10-14 江苏省丹爱化工有限公司 Method for preparing high-purity sodium hypophosphite
CN102923893A (en) * 2012-10-30 2013-02-13 山东沃蓝生物集团有限公司 System and method for treating wastewater containing sodium chloride
CN204417273U (en) * 2014-12-31 2015-06-24 石家庄鼎威化工设备工程有限公司 Phosphorus-containing wastewater special processor in phosphorous chemical industry production
CN105152517A (en) * 2015-10-21 2015-12-16 三川德青工程机械有限公司 Sludge treatment system
CN205288056U (en) * 2015-12-07 2016-06-08 浙江希尔化工股份有限公司 Useless ammonia processing system of propane diamine production line
CN206328232U (en) * 2016-12-31 2017-07-14 广州南侨食品有限公司 A kind of centrifuge cooling water recoverable apparatus

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Effective date of registration: 20231228

Address after: Room 6, Building 22, Zhongtian City Garden Villa Area, Jingjiang City, Taizhou City, Jiangsu Province, 214500

Patentee after: Xu Xiang

Patentee after: Chen Xu

Address before: 214500 Taizhou, Jiangsu Jingjiang City, Ma Qiao Town, north new high tech Industrial Zone 8

Patentee before: Xu Xiang

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Address after: Room 8428, Chengnan Talent Apartment Building, No. 128 Xinzhou Road, Jingjiang City, Taizhou City, Jiangsu Province, 214500

Patentee after: Jiangsu Shixin Environmental Protection and Energy Conservation Technology Co.,Ltd.

Address before: Room 6, Building 22, Zhongtian City Garden Villa Area, Jingjiang City, Taizhou City, Jiangsu Province, 214500

Patentee before: Xu Xiang

Patentee before: Chen Xu