CN202151590U - Spherical cobalt hydroxide cleaning device - Google Patents
Spherical cobalt hydroxide cleaning device Download PDFInfo
- Publication number
- CN202151590U CN202151590U CN2011202023300U CN201120202330U CN202151590U CN 202151590 U CN202151590 U CN 202151590U CN 2011202023300 U CN2011202023300 U CN 2011202023300U CN 201120202330 U CN201120202330 U CN 201120202330U CN 202151590 U CN202151590 U CN 202151590U
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- centrifuge
- cobalt hydroxide
- feed
- spherical cobalt
- control system
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Abstract
The utility model provides a spherical cobalt hydroxide washing device which can greatly reduce the intensity of operating personnel and improve the washing effect. The spherical cobalt hydroxide washing device comprises a feed pump and a feed pipeline which are used for sending spherical cobalt hydroxide into a centrifugal machine, a feed electromagnetic valve arranged on the feed pipeline, a washing water pump and a water conveying pipeline which are used for sending washing water into a centrifugal machine, a washing water electromagnetic valve arranged on the water conveying pipeline, the centrifugal machine rotationally arranged on a base, and a frequency conversion motor for driving the centrifugal machine to rotate relative to the base, wherein a liquid outlet is formed at the lower part of the side part of the centrifugal machine, a discharge opening is formed at the lower part of the centrifugal machine, a feed distributor is arranged between a feed pipeline outlet and a water convening pipeline outlet at the inner upper part of the centrifugal machine, and the feed pump, the feed electromagnetic valve, the washing water pump, the washing water electromagnetic valve, the feed distributor and the frequency conversion motor are all connected with a PLC (Programmable Logic Controller) control system through circuits.
Description
Technical field
The utility model relates to a kind of spherical cobalt hydroxide wash mill.
Background technology
Along with the fast development and the wide model of the green lithium ion battery industry of high-energy are used; The quantity of its positive electrode and qualitative is required increasingly high, spherical cobalt hydroxide is as a kind of raw material of processing of lithium anode material, the impurity content of its product; With the quality that directly has influence on battery; And the washing procedure of spherical cobalt hydroxide as one of critical process of control spherical cobalt hydroxide product performance index, is selected for use rationally, science, wash mill becomes particularly important cheaply; Existing spherical cobalt hydroxide most producer employing filter press or tripodia are centrifugal, have following problem:
1. adopt filter press or tripod pendulum type batch centrifugal, need carry out the secondary pulp, washing, production is long the same period, and energy consumption is high;
2. clean result is undesirable, and dehydrating effect is not good, and chlorinity >=0.01%, sodium content >=0.03%, moisture content >=10.0% influence product quality;
3. the artificial material of driving is rooted out cake layer, and labour intensity is big, and damages filter cloth easily;
4. cake layer is removed not thoroughly, and during next charging, the centrifuge vibrations are bigger, easily damage equipment;
5. automaticity is not high, and every batch treating capacity is little, and every batch deviation of weight is big;
6. when adopting the filter press washing, also there is the washing blind area, has the washing non-uniform phenomenon;
Summary of the invention
The purpose of the utility model provides and a kind ofly can reduce personnel operation intensity greatly, improves the spherical cobalt hydroxide wash mill of clean result.
This spherical cobalt hydroxide wash mill comprises the feed pump 1 and the charging line that are used for spherical cobalt hydroxide is sent into centrifuge, is arranged on the charging magnetic valve 2 on the charging line; Be used for wash water is sent into the wash water pump 3 and the water pipeline of centrifuge, be arranged on the wash water magnetic valve 4 on the water pipeline, rotate the centrifuge 11 on the pedestal 6 is set; Drive the variable-frequency motor 12 that centrifuge 11 rotates with respect to pedestal, the sidepiece below of centrifuge has liquid outlet 5, and the below of centrifuge has discharging opening 7; Be arranged on the distributing device 9 between charging line outlet and water pipeline outlet of centrifuge internal upper part, feed pump 1, charging magnetic valve 2; Wash water pump 3; Wash water magnetic valve 4, distributing device 9, variable-frequency motor 12 all are connected with PLC control system 14 through circuit.
Above-mentioned spherical cobalt hydroxide wash mill, the vibrations watch-dog 13 that is arranged on the centrifuge is connected with PLC control system 14 through circuit.Vibrations watch-dog 13 is monitoring centrifuge vibrating state in real time, guarantees operating personnel, device security, balance movement.
Above-mentioned spherical cobalt hydroxide wash mill, centrifuge are provided with and draw bag cylinder 8 and scraper 10, draw bag cylinder 8 all to be connected with PLC control system 14 through circuit with scraper 10.Centrifuge 11 has scraper 10 discharging automatically, and centrifuge 11 has and draws bag cylinder 8 can remove cake layer fully.Scraper 10 with draw bag cylinder 8 to belong to existing equipment.
Above-mentioned spherical cobalt hydroxide wash mill, pedestal 6 is for being arranged on the damping pedestal on the elastomer.
The utility model is respectively controlled parameter to PLC control system input in use, and PLC control system sends instruction to each control module; Material passes through feed pump; The charging magnetic valve with the accurate timing of PLC control system, guarantees that every batch of reinforced material of centrifuge reaches the weight unanimity.Through PLC control system adjustment variable-frequency motor, regulate needed revolution of each stage in the centrifuge running.Wash water with the accurate timing of PLC control system, guarantees that the every batch materials wash time of centrifuge is consistent through wash water pump, wash water magnetic valve.After the high speed centrifugation dehydration, get into lower-speed state automatically, start scraper work, start and draw a bag cylinder, and remaining cake layer in the centrifuge is removed totally, guarantee centrifuge running next time steadily.Therefore, the utlity model has following advantage:
1. the spherical cobalt hydroxide product after the utility model device washing has chlorinity, sodium content is low, and moisture content is low, with advantages such as batch material uniformity and different batches high conformities;
Feed pump, charging magnetic valve, wash water pump, wash water magnetic valve, distributing device, scraper, draw a bag cylinder, variable-frequency motor all to be connected with PLC control system through circuit, adopt PLC control system that each control module running status is controlled, mainly be each item technological parameter in the washing process; According to technological requirement, to PLC control system each parameter of input, each control module moves through PLC control system command automatically; Start with PLC control system timing like: feed time, close the feed pump charging after the time of advent automatically and finish, through to feed time; Dewatering time; The control of technological parameters such as wash time guarantees that product quality meets the requirements, continous-stable;
3. employing VFC starts steadily, guarantees needed revolution of each stage in the running, cuts down the consumption of energy simultaneously;
4. repeatedly charging of this device, repeatedly washing, the segmentation dehydration, treating capacity is big, and realizes that wash water is on a small quantity repeatedly to save water resource;
5. this device has in good time vibration monitoring device and feedback process, vibration frequency, when amplitude is excessive, and time-delay gets into next duty, guarantees operating personnel and device security, smooth operation.
Description of drawings
Fig. 1 is the structural representation of the utility model
Fig. 2 is PLC control sketch map
1. feed pumps among the figure, 2. charging magnetic valve, 3. wash water pump, 4. wash water magnetic valve, 5. liquid outlet, 6. damping pedestal, 7. discharging opening 8. draws a bag cylinder, 9. distributing device, 10. scraper, 11. centrifuges, 12. variable-frequency motors, 13 vibrations watch-dogs, 14.PLC controls system.
The specific embodiment
Combine accompanying drawing that the utility model is done further to describe through embodiment below.
Spherical cobalt oxide wash mill as shown in the figure comprises feed pump 1, charging magnetic valve 2, and wash water pump 3, wash water magnetic valve 4, liquid outlet 5, damping pedestal 6, discharging opening 7 draws bag cylinder 8, distributing device 9, scraper 10, centrifuge 11, variable-frequency motor 12, vibrations watch-dog 13.Feed pump 1, charging magnetic valve 2, wash water pump 3, wash water magnetic valve 4; Draw bag cylinder 8, distributing device 9, scraper 10; Variable-frequency motor 12, vibrations watch-dog 13 all are connected with PLC control system 14 through circuit, utilize the accurately and timely control of parameters in 14 pairs of washing process of PLC control system.
During work, through input PLC control system 14 each parameter, material is through feed pump 1; Charging magnetic valve 2, distributing device 9 enters into centrifuge 11, opens feed pump 1; PLC control system 14 beginning charging timing in the time of charging magnetic valve 2, when the charging accumulated time reaches when setting input value, PLC control system 14 provides signal at stop feed pump 1; Charging magnetic valve 2, distributing device 9 realizes stopping charging.In like manner, wash water is through wash water pump 3, wash water magnetic valve 4; Distributing device 9 enters into centrifuge 11; PLC control system 14 begins to wash timing when opening wash water pump 3, wash water magnetic valve 4, and wash water is discharged by liquid mouth 5, when the wash water accumulated time reaches when setting input value; PLC control system 14 provides signal at stop wash water pump 3, wash water magnetic valve 4, distributing device 9, realizes stopping washing.The centrifuge revolution according to setting value, provides the rotating speed that signal is regulated variable-frequency motor 12 automatically by PLC control system 14 through variable-frequency motor 12 reactions, to realize charging, wash water, needed rotating speed requirement when dehydration and discharging.Dehydration finishes; PLC control system 14 provides signal controlling variable-frequency motor 12 rotating speeds, vibration monitoring device 13 monitors that vibrations are mild, running stable after, through signal feedback to PLC control system 14; PLC control system 14 provides signal enabling scraper 10; 10 running times of scraper are through the 14 setting values operation of PLC control system, and when scraper reached setting value 10 running times, PLC control system 14 provided signal and stops scraper 10 runnings; Provide signal enabling simultaneously and draw 8 runnings of bag cylinder, the number of run of cylinder 8 is by the setting value operation of PLC control system 14.After drawing bag, cake layer is removed thoroughly, and spherical cobalt hydroxide material discharging opening 7 is discharged; In whole centrifugation, washing process, feed time, wash water time; Charging rate, wash water speed, scraper running time; Drawing bag number of times etc. respectively to control parameter obtains accurately, in time controls through PLC control system 14; By the spherical cobalt oxide product after the utility model device washing, the dehydration, it is low to have a chlorinity, sodium content, water content, with batch evenly and the advantages such as high conformity of different batches.
Embodiment 1
The spherical cobalt hydroxide material gets into centrifuge through charging by cloth tray, and middling speed charging 2 times was respectively 15 minutes, takes off mother liquor 2 times at a high speed, is respectively 5 minutes; Middling speed wash water 2 times was respectively 15 minutes, high speed dewatering 2 times, primary dewatering 5 minutes; Second dehydration 30 minutes, scraper discharging twice draws bag twice, and discharging opening obtains the spherical cobalt hydroxide wet feed; Weight 350kg, sodium content 0.018%, moisture content 8.0%, chlorinity 0.003%; In the running, device is steady, and filter cake is removed clean, and equipment does not have than big bang.
Embodiment 2
The spherical cobalt hydroxide material gets into centrifuge through charging by cloth tray, and middling speed charging 2 times was respectively 20 minutes, takes off mother liquor 2 times at a high speed, is respectively 8 minutes; Middling speed wash water 2 times was respectively 18 minutes, high speed dewatering 2 times, primary dewatering 5 minutes; Second dehydration 30 minutes, scraper discharging twice draws bag twice, and discharging opening obtains the spherical cobalt hydroxide wet feed; Weight 460kg, sodium content 0.016%, moisture content 7.8%, chlorinity 0.0032%; In the running, device is steady, and filter cake is removed clean, and equipment does not have than big bang.
Embodiment 3
The spherical cobalt hydroxide material gets into centrifuge through charging by cloth tray, and middling speed charging 2 times was respectively 15 minutes, takes off mother liquor 2 times at a high speed, is respectively 5 minutes; Middling speed wash water 2 times was respectively 18 minutes, high speed dewatering 2 times, primary dewatering 5 minutes; Second dehydration 30 minutes, scraper discharging twice draws bag twice, and discharging opening obtains the spherical cobalt hydroxide wet feed; Weight 350kg, sodium content 0.018%, moisture content 8.6%, chlorinity 0.0028%; In the running, device is steady, and filter cake is removed clean, and equipment does not have than big bang.
Embodiment 4
The spherical cobalt hydroxide material gets into centrifuge through charging by cloth tray, and middling speed charging 2 times was respectively 15 minutes, takes off mother liquor 2 times at a high speed, is respectively 5 minutes; Middling speed wash water 2 times was respectively 15 minutes, high speed dewatering 2 times, primary dewatering 10 minutes; Second dehydration 40 minutes, scraper discharging twice draws bag twice, and discharging opening obtains the spherical cobalt hydroxide wet feed; Weight 350kg, sodium content 0.016%, moisture content 7.6%, chlorinity 0.0033%; In the running, device is steady, and filter cake is removed clean, and equipment does not have than big bang.
Claims (3)
1. a spherical cobalt hydroxide wash mill comprises: be used for spherical cobalt hydroxide is sent into the feed pump (1) and the charging line of centrifuge, be arranged on the charging magnetic valve (2) on the charging line; Be used for wash water is sent into the wash water pump (3) and the water pipeline of centrifuge, be arranged on the wash water magnetic valve (4) on the water pipeline, rotate the centrifuge (11) on the pedestal (6) is set; Drive the variable-frequency motor (12) that centrifuge (11) rotates with respect to pedestal, the sidepiece below of centrifuge has liquid outlet (5), and the below of centrifuge has discharging opening (7); Be arranged on the distributing device (9) between charging line outlet and water pipeline outlet of centrifuge internal upper part, it is characterized in that: feed pump (1), charging magnetic valve (2); Wash water pump (3); Wash water magnetic valve (4), distributing device (9), variable-frequency motor (12) all are connected with PLC control system (14) through circuit.
2. spherical cobalt hydroxide wash mill as claimed in claim 1 is characterized in that: the vibrations watch-dog (13) that is arranged on the centrifuge is connected with PLC control system (14) through circuit.
3. spherical cobalt hydroxide wash mill as claimed in claim 1 is characterized in that: centrifuge is provided with and draws a bag cylinder (8) and scraper (10), draws a bag cylinder (8) all to be connected with PLC control system (14) through circuit with scraper (10).Spherical cobalt hydroxide wash mill as claimed in claim 1 is characterized in that: pedestal (6) is for being arranged on the damping pedestal on the elastomer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202023300U CN202151590U (en) | 2011-06-15 | 2011-06-15 | Spherical cobalt hydroxide cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202023300U CN202151590U (en) | 2011-06-15 | 2011-06-15 | Spherical cobalt hydroxide cleaning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202151590U true CN202151590U (en) | 2012-02-29 |
Family
ID=45692101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202023300U Expired - Lifetime CN202151590U (en) | 2011-06-15 | 2011-06-15 | Spherical cobalt hydroxide cleaning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202151590U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106044869A (en) * | 2016-08-19 | 2016-10-26 | 贵州中伟正源新材料有限公司 | Filter pressing apparatus for purifying cobaltous hydroxide |
| CN106082359A (en) * | 2016-08-19 | 2016-11-09 | 贵州中伟正源新材料有限公司 | Hydroxide cobalt purification circulation filter-pressing device |
| CN112547639A (en) * | 2020-11-24 | 2021-03-26 | 格林美（江苏）钴业股份有限公司 | Washing system and method for battery-grade cobalt oxide material |
-
2011
- 2011-06-15 CN CN2011202023300U patent/CN202151590U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106044869A (en) * | 2016-08-19 | 2016-10-26 | 贵州中伟正源新材料有限公司 | Filter pressing apparatus for purifying cobaltous hydroxide |
| CN106082359A (en) * | 2016-08-19 | 2016-11-09 | 贵州中伟正源新材料有限公司 | Hydroxide cobalt purification circulation filter-pressing device |
| CN106082359B (en) * | 2016-08-19 | 2018-07-20 | 贵州中伟正源新材料有限公司 | Hydroxide cobalt purifying cycle filter-pressing device |
| CN112547639A (en) * | 2020-11-24 | 2021-03-26 | 格林美（江苏）钴业股份有限公司 | Washing system and method for battery-grade cobalt oxide material |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 225400 No. 8 Binjiang North Road, Taixing Economic Development Zone, Jiangsu Patentee after: Grammy (Jiangsu) cobalt industry Limited by Share Ltd Address before: 225400 Taixing Economic Development Zone, Jiangsu, Binjiang, North Road, No. 8, No. Patentee before: Jiangsu Cobalt Nickel Metal Co., Ltd. |
|
| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120229 |
|
| CX01 | Expiry of patent term |