CN112095126A - Automatic copper removing system - Google Patents
Automatic copper removing system Download PDFInfo
- Publication number
- CN112095126A CN112095126A CN202011101283.0A CN202011101283A CN112095126A CN 112095126 A CN112095126 A CN 112095126A CN 202011101283 A CN202011101283 A CN 202011101283A CN 112095126 A CN112095126 A CN 112095126A
- Authority
- CN
- China
- Prior art keywords
- gas transmission
- pipe
- vent pipe
- gas
- branch pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title abstract description 12
- 229910052802 copper Inorganic materials 0.000 title abstract description 12
- 239000010949 copper Substances 0.000 title abstract description 12
- 230000005540 biological transmission Effects 0.000 claims abstract description 51
- 239000007788 liquid Substances 0.000 claims abstract description 36
- 238000003756 stirring Methods 0.000 claims abstract description 33
- 230000001105 regulatory effect Effects 0.000 claims abstract description 20
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 abstract description 16
- 229910052759 nickel Inorganic materials 0.000 abstract description 8
- 238000005868 electrolysis reaction Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 206010044565 Tremor Diseases 0.000 description 2
- 239000010941 cobalt Substances 0.000 description 2
- 229910017052 cobalt Inorganic materials 0.000 description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000013019 agitation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000005056 cell body Anatomy 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C7/00—Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells
- C25C7/06—Operating or servicing
- C25C7/08—Separating of deposited metals from the cathode
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C1/00—Electrolytic production, recovery or refining of metals by electrolysis of solutions
- C25C1/06—Electrolytic production, recovery or refining of metals by electrolysis of solutions or iron group metals, refractory metals or manganese
- C25C1/08—Electrolytic production, recovery or refining of metals by electrolysis of solutions or iron group metals, refractory metals or manganese of nickel or cobalt
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C1/00—Electrolytic production, recovery or refining of metals by electrolysis of solutions
- C25C1/12—Electrolytic production, recovery or refining of metals by electrolysis of solutions of copper
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C7/00—Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells
- C25C7/06—Operating or servicing
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electrolytic Production Of Metals (AREA)
Abstract
The invention discloses an automatic decoppering system, which comprises: the gas transmission device, the airflow stirring device and the controller; the gas transmission device comprises a gas transmission main pipe, and one end of the gas transmission main pipe is connected with one end of each of the first gas transmission branch pipe and the second gas transmission branch pipe; the gas flow stirring device comprises a first vent pipe and a second vent pipe, the first vent pipe is arranged in the first liquid making tank, the second vent pipe is arranged in the second liquid making tank, the gas inlet end of the first vent pipe is connected with the other end of the first gas transmission branch pipe, and the gas inlet end of the second vent pipe is connected with the other end of the second gas transmission branch pipe; the gas transmission main pipe is provided with a pressure regulating valve and a pressure sensor, the first gas transmission branch pipe and the second gas transmission branch pipe are respectively provided with a control valve, and the pressure regulating valve, the pressure sensor and the control valves are respectively connected with the controller. The invention can realize the automatic copper removal function while automatically improving the mass transfer effect of the solution in the nickel electrolysis liquid making tank.
Description
Technical Field
The invention relates to the technical field of metallurgical production, in particular to an automatic copper removal system for a nickel electrolytic liquid making process.
Background
The main effect of the liquid making process of the nickel electrolysis process is that the external waste liquid containing impurities such as nickel, copper, cobalt and the like is electrolyzed in an electrolytic tank, sponge copper is separated out at a cathode and is decoppered, the decoppered liquid is conveyed to a purification process for removing iron and cobalt, and finally conveyed to electrolysis, so that the aim of decoppering and nickel supplementing for the electrolyte of the nickel electrolysis process is achieved. The operation mode that takes the manual work to tremble the board takes the sponge copper on with the negative pole to shake off the tank bottom, and the manual work is trembled the board and is referred to and take place mechanical collision with the cell body after mentioning the negative plate hand, makes the sponge copper vibration drop, and the operation mode is tradition extensive, and work efficiency is low, simultaneously because the manual work trembles the board and needs the operative employee to stand in the electrolysis trough top, has during the operation that the object strikes, potential safety hazards such as eminence falls.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the automatic copper removal system for the nickel electrolysis liquid making process, which realizes the stable control of the copper removal process and improves the production efficiency of the liquid making process.
The invention is realized by the following technical scheme.
An automatic decoppering system, characterized in that it comprises: the gas transmission device, the airflow stirring device and the controller; the gas transmission device comprises a gas transmission main pipe, and one end of the gas transmission main pipe is connected with one end of each of the first gas transmission branch pipe and the second gas transmission branch pipe; the gas flow stirring device comprises a first vent pipe and a second vent pipe, the first vent pipe is arranged in the first liquid making tank, the second vent pipe is arranged in the second liquid making tank, the gas inlet end of the first vent pipe is connected with the other end of the first gas transmission branch pipe, and the gas inlet end of the second vent pipe is connected with the other end of the second gas transmission branch pipe; the gas transmission main pipe is provided with a pressure regulating valve and a pressure sensor, the first gas transmission branch pipe and the second gas transmission branch pipe are respectively provided with a control valve, and the pressure regulating valve, the pressure sensor and the control valves are respectively connected with a controller.
Further, the first vent pipe and the second vent pipe are respectively coiled in the first liquid making tank and the second liquid making tank.
Furthermore, the first vent pipe and the second vent pipe are both annular coil pipes, and a plurality of uniformly distributed air outlets are formed in the upper pipe walls of the annular coil pipes.
Further, the opening angle of the air outlet hole and the horizontal included angle are 45 degrees.
Furthermore, the pressure regulating valve, the pressure sensor and the control valve are all connected with the controller through cables.
The invention has the beneficial technical effects that:
(1) by using the device, the solution in the nickel electrolysis liquid making tank can realize the automatic copper removal function while automatically improving the mass transfer effect;
(2) the system adopts the airflow stirring device, replaces the original manual plate shaking operation, and solves the problem of unsatisfactory mass transfer effect of the solution in the liquid making tank;
(3) the interlocking control function of the airflow stirring device can be selected by a process, and the control of the airflow stirring device on a fixed time length and a fixed time point can be realized;
(4) the pneumatic control valve, the pressure sensor, the control valve and the like selected by the invention have stable performance, and meanwhile, the controller is used for adjusting the pressure of the compressed air source in real time, so that the pressure of the air source is ensured to be constant, and the air flow stirring operation is reliable and effective.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1, an automatic decoppering system includes: the gas transmission device, the airflow stirring device and the controller;
the gas transmission device comprises a gas transmission main pipe 1, and one end of the gas transmission main pipe 1 is connected with one end of each of a first gas transmission branch pipe 2 and a second gas transmission branch pipe 3; the other end of the gas transmission main pipe 1 is connected with a compressed air supply device (gas source);
the airflow stirring device comprises a first vent pipe 4 and a second vent pipe 5, the first vent pipe 4 and the second vent pipe 5 are both annular coil pipes, the upper pipe wall of each annular coil pipe is provided with a plurality of uniformly distributed air outlets 6, the airflow stirring purpose is achieved, and the opening angle of each air outlet and the horizontal included angle are 45 degrees; the first vent pipe 4 is coiled in a first liquid making tank 7 of the electrolytic tank, the second vent pipe 5 is coiled in a second liquid making tank 8 of the electrolytic tank and is installed at a position of about half a meter at the bottom of the liquid making tank of the electrolytic tank, the air inlet end of the first vent pipe 4 is connected with the other end of the first air branch pipe 2 through a through hole arranged on the side wall of the first liquid making tank 7, and the air inlet end of the second vent pipe 5 is connected with the other end of the second air branch pipe 3 through a through hole arranged on the side wall of the second liquid making tank 8;
the controller adopts a PLC controller and comprises a main control box 13, a 220V alternating current power supply 14, a 24V direct current power supply 15, a PLC host computer 16, a relay board 17, a terminal board 18 and a touch display screen 19;
the gas transmission main pipe 1 is provided with a pressure regulating valve 9 (a pneumatic regulating valve) and a pressure sensor 10, the first gas transmission branch pipe 2 is provided with a control valve (a switch valve), the control valve is specifically a first control valve 11, the second gas transmission branch pipe 3 is provided with a control valve (a switch valve), and the control valve is specifically a second control valve 12; the pressure regulating valve 9 is connected with a terminal board 18 in the main control box 13 through a first signal control cable 20, the pressure sensor 10 is connected with the terminal board 18 in the main control box 13 through a second signal control cable 21, the first control valve 11 is connected with the terminal board 18 in the main control box 13 through a third signal control cable 22, the second control valve 12 is connected with the terminal board 18 in the main control box 13 through a fourth signal control cable 23, and the terminal board 18 is connected with the PLC host computer 16, so that the monitoring and the control of a human-computer interface are realized. In order to ensure the working quality of air flow stirring, the pressure sensor 10 is used for detecting and regulating the air flow stirring through the pressure regulating valve 9, the interlocking control mode is completed through the PLC host, and finally the air source pressure is stabilized within the process requirement range. The gas transmission main pipe is used as a main trunk and is connected with the gas pipe in the tank in parallel. And a time control logic is arranged in the PLC, so that the stirring of the airflow stirring device is respectively realized at a fixed time point and a fixed time length.
The working principle of the invention is as follows: the gas flow agitation is a method of introducing a gas flow into a liquid to agitate the liquid so that the liquid is regularly rolled. The liquid making tank realizes automatic shaking decoppering while ensuring the optimal medium transfer effect in the tank by a gas flow stirring method. Compressed air is introduced from the outside of the factory building and is conveyed to the liquid making tank through the gas conveying main pipe; the main pipe is divided into a plurality of branch pipes, compressed air is arranged to the vent pipe at a position about half meter away from the bottom of the liquid making tank, and the compressed air is coiled in the tank; a proper amount of holes are formed on the vent pipe at a certain inclination angle, so that the solution airflow is stirred; a pressure sensor and a pneumatic regulating valve are arranged on the gas transmission main pipe, analog quantity signals of the pressure sensor and the pneumatic regulating valve are transmitted to a PLC host through a signal shielding cable, and the pressure of the gas transmission main pipe is kept stable and effective in a PID regulation control mode; control valves are installed on the gas transmission branch pipes, digital quantity signals of the control valves are transmitted to the PLC host through signal shielding cables, an interlocking control program is arranged in the PLC host, and the PLC host is used for controlling the branch pipe switch valves to control the solution airflow stirring operation of the liquid making tanks at fixed time length and fixed time points according to process requirements.
The PLC host 16 sends an analog signal through a first cable 20 to control the opening of the compressed air pressure regulating valve 9, meanwhile, the PLC host 16 receives the analog signal through a second cable 21, detects the pressure of the compressed air gas transmission main pipe 1 on line, and regulates the pressure in real time through the compressed air pressure regulating valve 9 in a PID (proportion integration differentiation) regulation mode, so that the pressure in the compressed air gas transmission main pipe 1 is stable and reliable; the PLC host 16 sends a valve switch control signal through the third cable 22 and the fourth cable 23, and controls the switches of the first airflow stirring control valve 11 and the second airflow stirring control valve 12, so as to control the start and stop of the airflow stirring operation of the first liquid making tank 7 and the second liquid making tank 8, respectively.
The 220V alternating current power supply 14 is connected with the 24V direct current power supply 15, the 24V direct current power supply 15 converts the 220V alternating current power supply into a 24V direct current power supply, the 24V direct current power supply supplies power to the PLC host computer 16, the touch display screen 219 and the pressure sensor 10, and the 220V alternating current power supply 14 supplies power to the relay 17, so that the airflow stirring first control valve 11 and the airflow stirring second control valve 12 are controlled.
A control program written in the PLC host computer 16 enables the pressure sensor 10 of the compressed air and the pressure regulating valve 9 of the compressed air to form a PID regulating loop, thereby regulating the pressure in the gas transmission main pipe 1 of the compressed air in real time and enabling the pressure in the gas transmission main pipe 1 to be stable and reliable; a logic interlocking program written in the PLC host can realize the timed feeding and cutting of the air flow stirring operation of the first liquid making tank 7 and the second liquid making tank 8 when the liquid making tanks are fed in an interlocking way; the PLC host 16 is connected with the touch display screen 19, an automatic operation button for airflow stirring operation is arranged on the touch display screen 19, the opening and closing time points and the opening and closing time lengths of the first control valve 11 and the second control valve 12 for airflow stirring operation are set randomly by an operator according to process requirements, when the operation button is pressed, an automatic control program for airflow stirring is started by the two liquid making tanks, the airflow stirring operation is automatically carried out according to the set airflow stirring time points and the set air flow stirring time lengths, and the two liquid making tanks realize automatic copper removal; when the operation button is lifted, the air flow stirring automatic control program stops running, and the air flow stirring operation is cancelled.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention. It should be noted that other equivalent modifications can be made by those skilled in the art in light of the teachings of the present invention, and all such modifications can be made as are within the scope of the present invention.
Claims (5)
1. An automatic decoppering system, characterized in that it comprises: the gas transmission device, the airflow stirring device and the controller; the gas transmission device comprises a gas transmission main pipe, and one end of the gas transmission main pipe is connected with one end of each of the first gas transmission branch pipe and the second gas transmission branch pipe; the gas flow stirring device comprises a first vent pipe and a second vent pipe, the first vent pipe is arranged in the first liquid making tank, the second vent pipe is arranged in the second liquid making tank, the gas inlet end of the first vent pipe is connected with the other end of the first gas transmission branch pipe, and the gas inlet end of the second vent pipe is connected with the other end of the second gas transmission branch pipe; the gas transmission main pipe is provided with a pressure regulating valve and a pressure sensor, the first gas transmission branch pipe and the second gas transmission branch pipe are respectively provided with a control valve, and the pressure regulating valve, the pressure sensor and the control valves are respectively connected with a controller.
2. The system of claim 1, wherein the first vent tube and the second vent tube are respectively convoluted within the first and second tanks.
3. The system of claim 1, wherein the first vent pipe and the second vent pipe are annular coil pipes, and the upper pipe wall of the annular coil pipes is provided with a plurality of uniformly distributed air outlet holes.
4. The system of claim 3, wherein the exit aperture has an opening angle of 45 degrees from horizontal.
5. The system of claim 1, wherein the pressure regulating valve, the pressure sensor and the control valve are all connected with the controller through cables.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011101283.0A CN112095126A (en) | 2020-10-15 | 2020-10-15 | Automatic copper removing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011101283.0A CN112095126A (en) | 2020-10-15 | 2020-10-15 | Automatic copper removing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112095126A true CN112095126A (en) | 2020-12-18 |
Family
ID=73783394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011101283.0A Pending CN112095126A (en) | 2020-10-15 | 2020-10-15 | Automatic copper removing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112095126A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19980026018U (en) * | 1996-11-07 | 1998-08-05 | 김종진 | Automatic control device with bubble level clogging prevention function |
| CN204224734U (en) * | 2014-11-10 | 2015-03-25 | 灵宝华鑫铜箔有限责任公司 | A kind of solution copper liberation cell device |
| CN104615168A (en) * | 2014-12-03 | 2015-05-13 | 金川集团股份有限公司 | Automatic control system for pressure of liquid chlorine gasification device |
| CN106757179A (en) * | 2016-12-01 | 2017-05-31 | 沈阳有色金属研究院 | A kind of cupric electrolysis tail washings purifies the process of decopper(ing) removal of impurities |
| JP2018090847A (en) * | 2016-12-01 | 2018-06-14 | 住友金属鉱山株式会社 | Copper removal electrolytic apparatus, and copper removal electrolysis method |
| CN209923448U (en) * | 2019-03-20 | 2020-01-10 | 金川集团股份有限公司 | Device of liquid air stirring desorption copper sediment is made in nickel electrolysis |
| CN209923458U (en) * | 2019-03-20 | 2020-01-10 | 金川集团股份有限公司 | Unpowered liquid pumping device |
| CN211256112U (en) * | 2019-12-25 | 2020-08-14 | 广西南国铜业有限责任公司 | Circulation system for electrodeposition decoppering in copper electrolytic refining process |
| CN211471628U (en) * | 2019-11-29 | 2020-09-11 | 无锡星亿智能环保装备股份有限公司 | Electroplating solution air stirring pipeline |
| CN213295528U (en) * | 2020-10-15 | 2021-05-28 | 金川集团信息与自动化工程有限公司 | Automatic copper removing system |
-
2020
- 2020-10-15 CN CN202011101283.0A patent/CN112095126A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19980026018U (en) * | 1996-11-07 | 1998-08-05 | 김종진 | Automatic control device with bubble level clogging prevention function |
| CN204224734U (en) * | 2014-11-10 | 2015-03-25 | 灵宝华鑫铜箔有限责任公司 | A kind of solution copper liberation cell device |
| CN104615168A (en) * | 2014-12-03 | 2015-05-13 | 金川集团股份有限公司 | Automatic control system for pressure of liquid chlorine gasification device |
| CN106757179A (en) * | 2016-12-01 | 2017-05-31 | 沈阳有色金属研究院 | A kind of cupric electrolysis tail washings purifies the process of decopper(ing) removal of impurities |
| JP2018090847A (en) * | 2016-12-01 | 2018-06-14 | 住友金属鉱山株式会社 | Copper removal electrolytic apparatus, and copper removal electrolysis method |
| CN209923448U (en) * | 2019-03-20 | 2020-01-10 | 金川集团股份有限公司 | Device of liquid air stirring desorption copper sediment is made in nickel electrolysis |
| CN209923458U (en) * | 2019-03-20 | 2020-01-10 | 金川集团股份有限公司 | Unpowered liquid pumping device |
| CN211471628U (en) * | 2019-11-29 | 2020-09-11 | 无锡星亿智能环保装备股份有限公司 | Electroplating solution air stirring pipeline |
| CN211256112U (en) * | 2019-12-25 | 2020-08-14 | 广西南国铜业有限责任公司 | Circulation system for electrodeposition decoppering in copper electrolytic refining process |
| CN213295528U (en) * | 2020-10-15 | 2021-05-28 | 金川集团信息与自动化工程有限公司 | Automatic copper removing system |
Non-Patent Citations (1)
| Title |
|---|
| 李联生 等: ""气体搅拌对硫化物熔渣废钢脱铜的影响"", 《北京科技大学学报》, 15 June 1998 (1998-06-15), pages 243 - 246 * |
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