CN212103038U - Centralized control system of silver electrolysis trough electrolyte - Google Patents
Centralized control system of silver electrolysis trough electrolyte Download PDFInfo
- Publication number
- CN212103038U CN212103038U CN202020702843.7U CN202020702843U CN212103038U CN 212103038 U CN212103038 U CN 212103038U CN 202020702843 U CN202020702843 U CN 202020702843U CN 212103038 U CN212103038 U CN 212103038U
- Authority
- CN
- China
- Prior art keywords
- electrolyte
- cooling
- pipe
- pump
- low
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Abstract
A centralized control system of silver electrolytic bath electrolyte relates to the technical field of nonferrous metal electrolysis production, and comprises a PLC control device, an electrolyte cooling and supplying device and an electrolytic bath body, wherein the electrolytic bath body comprises an electrolytic bath shell, a stirring mechanism, a rapping mechanism, a powder outlet mechanism and a rectifier cabinet; the electrolyte cooling and supplying device comprises a low-level tank, a refrigerator and a standby pump, wherein the low-level tank and an electrolytic tank shell are correspondingly communicated through an electrolyte supplying pipe, an electrolyte pump and an electric regulating valve are installed on the electrolyte supplying pipe, the low-level tank is respectively and correspondingly communicated with an inlet and an outlet of the refrigerator through a cooling inlet pipe and a cooling outlet pipe, and a cooling circulating pump and an electric switch valve are installed on the cooling inlet pipe; the low-level tank and the electrolytic tank shell are both provided with a temperature sensor and a liquid level sensor for detecting electrolyte, and the PLC control device is in signal connection with an upper computer and an alarm; the utility model provides the high cooling effect of electrolysis trough electrolyte is favorable to the centralized control quick reaction.
Description
Technical Field
The utility model relates to a non ferrous metal electrolysis production technical field especially relates to a centralized control system of silver electrolysis trough electrolyte.
Background
Silver electrolytic refining is a process method for purifying silver, which is widely used at home and abroad, in the electrolytic process, a crude silver anode is continuously dissolved, and pure silver is continuously separated out at a cathode in the form of silver powder and falls into the bottom of a tank, so that the purpose of silver purification is achieved; the applicant discloses in a chinese utility model patent with publication number CN208362489U an interlocking control device for horizontal high-efficiency silver electrolytic cell, in which the structure of the low-level cell for circularly providing electrolyte to the electrolytic cell is described, and the control scheme is optimized, but at least two defects are found in the long-term production process: the first and the low-level tanks only have the effect of controlling the liquid level of the electrolyte in the electrolytic tank, the temperature reduction control of the electrolyte is also the same as that of the common electrolytic tank, the heat exchange pipe is directly arranged in the electrolytic tank, and cold air is introduced into the heat exchange pipe for heat exchange, so that the temperature reduction load of a single electrolytic tank is increased, the control time is increased, and the energy is wasted; second, traditional pipeline valve mostly is manual opening and close, is unfavorable for many pipelines quick control, also does not benefit to the centralized control of multiunit silver electrolysis trough, has increased the adjustment time, has wasted the manpower, has also increased the potential safety hazard in the production process.
Disclosure of Invention
In order to overcome the deficiency in the background art, the utility model discloses a centralized control system of silver electrolysis trough electrolyte has improved the cooling effect of electrolysis trough electrolyte, is favorable to centralized control quick reaction.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a centralized control system of silver electrolytic bath electrolyte comprises a PLC control device, an electrolyte cooling and supplying device and an electrolytic bath body, wherein the electrolytic bath body comprises an electrolytic bath shell, a stirring mechanism, a rapping mechanism, a powder discharging mechanism and a rectifier cabinet for providing direct current to a cathode and an anode which are arranged in the electrolytic bath shell; the electrolyte cooling and supplying device comprises a low-level tank, a refrigerating machine and a standby pump, wherein the low-level tank is correspondingly communicated with an electrolytic tank shell through an electrolyte supplying pipe, an electrolyte pump and an electric regulating valve are installed on the electrolyte supplying pipe, the low-level tank is correspondingly communicated with an inlet and an outlet of the refrigerating machine through a cooling inlet pipe and a cooling outlet pipe respectively, a cooling circulating pump and an electric switch valve are installed on the cooling inlet pipe, an inlet of the standby pump is correspondingly communicated with the low-level tank, an outlet of the standby pump is correspondingly communicated with a pipe body, close to the electrolytic tank shell, of the electrolyte supplying pipe and the cooling inlet pipe through a first branch pipe and a second branch pipe respectively, and the standby regulating valve and the standby switch valve are installed on the first branch pipe and the second branch pipe respectively; the low-order groove all is equipped with temperature sensor and the level sensor who is used for detecting electrolyte with the electrolysis trough shell, temperature sensor, level sensor, stand-by pump, electrolyte pump, cooling circulation pump, electrical control valve, electric switch valve, stand-by governing valve, stand-by switch valve, rectifier cabinet, rabbling mechanism and refrigerator respectively with PLC controlling means signal connection, PLC controlling means signal connection has host computer and alarm.
Furthermore, the electrolytic bath bodies are provided with a plurality of electrolytic bath bodies, and each two electrolytic bath bodies are provided with a standby pump.
Furthermore, each two electrolytic tank bodies are provided with a refrigerating machine, and the refrigerating machines and the two corresponding electrolytic tank bodies share one standby pump.
Furthermore, the inlet and outlet connecting pipes of the standby pump, the electrolyte pump, the cooling circulating pump, the electric regulating valve, the electric switch valve, the standby regulating valve or the standby switch valve are all provided with manual ball valves.
Furthermore, a check valve which is a passage from the refrigerator to the low-level tank is installed on the cooling outlet pipe.
Further, be equipped with interior coil pipe in the low-order inslot, the one end of interior coil pipe is sealed, and the other end corresponds with the cooling exit tube and is connected, interior coil pipe shaft is equipped with multirow and goes out the liquid hole.
Furthermore, the pipe orifices in the low-level groove are all provided with filter screens.
Furthermore, the rapping mechanism and the powder outlet mechanism are respectively in signal connection with the PLC control device.
Due to the adoption of the technical scheme, the utility model discloses following beneficial effect has:
the utility model discloses a centralized control system of silver-colored electrolysis trough electrolyte, through the liquid level sensor monitoring electrolysis trough shell in the liquid level of electrolyte, and control electrolyte pump and electrical control valve supply electrolyte to the electrolysis trough shell from the low-order groove, increased liquid level automatic control nature and electrolyte liquid level control accuracy; the temperature of the electrolyte in the low-level tank is monitored by the temperature sensor, and the cooling circulating pump, the electric switch valve and the refrigerator are controlled to cool the electrolyte in the low-level tank, so that the load of single-tank cooling is reduced, the temperature self-control performance and the temperature adjustment precision of the electrolyte are improved, the adjustment efficiency is improved, and the energy is saved; when the effect that the temperature adjustment or the liquid level adjustment cannot be carried out is monitored, the standby pump and the corresponding standby pipeline can be quickly started, and potential safety hazards caused by the fact that the temperature or the liquid level of the electrolytic cell is out of control are prevented; the electrolysis, temperature, liquid level and powder discharge of the electrolytic cell are quickly and intensively controlled by the PLC control device, so that the adjustment time is shortened, the labor is greatly saved, and when a plurality of groups of electrolytic cells are added, one-to-many centralized control is convenient to realize.
Drawings
Fig. 1 is a schematic diagram of the present invention.
In the figure: 1. a stirring mechanism; 2. a rectifier cabinet; 3. an electrolytic cell shell; 4. a temperature sensor; 5. a liquid level sensor; 6. a powder discharging mechanism; 7. a rapping mechanism; 8. an electric control valve; 9. an electrolyte pump; 10. a standby switch valve; 11. a standby regulating valve; 12. a refrigerator; 13. a one-way valve; 14. an electrically operated on-off valve; 15. a cooling circulation pump; 16. a backup pump; 17. a filter screen; 18. an inner coil pipe; 19. a low tank; 20. an upper computer; 21. a PLC control device; 22. an alarm.
Detailed Description
The present invention can be explained in detail by the following embodiments, and the purpose of disclosing the present invention is to protect all technical improvements within the scope of the present invention, and the present invention is not limited to the following embodiments; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "front", "rear", "left", "right", etc., it is only corresponding to the drawings of the present application, and for the convenience of describing the present invention, it is not intended to indicate or imply that the device or element referred to must have a particular orientation:
the centralized control system of silver electrolytic cell electrolyte described with reference to fig. 1 comprises a PLC control device 21, an electrolyte cooling and supplying device, and an electrolytic cell body, wherein the electrolytic cell body comprises an electrolytic cell shell 3, a stirring mechanism 1, a rapping mechanism 7, a powder discharging mechanism 6, and a rectifier cabinet 2 for supplying direct current to a cathode and an anode installed in the electrolytic cell shell 3; the electrolytic tank shell 3 is used for containing electrolyte, the stirring mechanism 1 is used for continuously scraping dendritic silver powder which is continuously separated from the cathode and falls onto a canvas belt at the bottom of the electrolytic tank under the drive of a stirring motor, the rapping mechanism 7 is used for shaking and rapping the silver powder taken out from the canvas belt into a silver powder tank car under the drive of a rapping motor, the powder discharging mechanism 6 is used for intermittently discharging the silver powder scattered at the bottom of the electrolytic tank into the silver powder tank car, the rectifier cabinet outputs 2500A and 30V direct current, and a remote transmission interface is reserved;
the electrolyte cooling and supplying device comprises a low-level tank 19, a refrigerating machine 12 and a standby pump 16, wherein the low-level tank 19 is correspondingly communicated with the electrolytic tank shell 3 through an electrolyte supplying pipe, an electrolyte pump 9 and an electric regulating valve 8 are installed on the electrolyte supplying pipe, the electric regulating valve 8 can regulate the opening degree according to the overflow condition of the electrolytic tank, the liquid level of the electrolyte in the electrolytic tank shell 3 is monitored through a liquid level sensor 5, the electrolyte pump 9 and the electric regulating valve 8 are controlled to supply the electrolyte to the electrolytic tank shell 3 from the low-level tank 19, and the liquid level self-control performance and the electrolyte liquid level regulating precision are improved; the low-level tank 19 is correspondingly communicated with an inlet and an outlet of the refrigerator 12 through a cooling inlet pipe and a cooling outlet pipe respectively, the cooling inlet pipe is provided with a cooling circulating pump 15 and an electric switch valve 14, the temperature of the electrolyte in the low-level tank 19 is monitored through the temperature sensor 4, the cooling circulating pump 15, the electric switch valve 14 and the refrigerator 12 are controlled to cool the electrolyte in the low-level tank 19, the load of single-tank cooling is reduced, the temperature self-control performance and the temperature adjustment precision of the electrolyte are increased, the adjustment efficiency is improved, and the energy is saved; a check valve 13 which is used as a passage from the refrigerator 12 to the low-level tank 19 is arranged on the cooling outlet pipe as required to prevent the electrolyte from flowing back; in addition, an inner coil 18 is arranged in the low-level tank 19, one end of the inner coil 18 is closed, the other end of the inner coil is correspondingly connected with the cooling outlet pipe, a plurality of rows of liquid outlet holes are formed in the pipe body of the inner coil 18, and the cooled electrolyte can be uniformly distributed and fused into the electrolyte in the low-level tank 19 through the inner coil 18, so that accurate temperature detection is facilitated;
an inlet of a standby pump 16 is correspondingly communicated with the low-level tank 19, an outlet of the standby pump 16 is correspondingly communicated with an electrolyte supply pipe and a cooling inlet pipe close to a pipe body of the electrolytic tank shell 3 through a first branch pipe and a second branch pipe respectively, a standby regulating valve 11 and a standby switch valve 10 are installed on the first branch pipe and the second branch pipe respectively, when the effect that temperature regulation or liquid level regulation cannot be achieved is monitored, the problem that the valves and pumps on the cooling inlet pipe and the cooling outlet pipe or the electrolyte supply pipe possibly occur is shown, the standby pump and a corresponding standby pipeline can be quickly started, and potential safety hazards caused by the fact that the temperature or the liquid level of the electrolytic tank is out of control are prevented; according to the needs, the electrolytic cell bodies are provided with a plurality of electrolytic cell bodies, each two electrolytic cell bodies are provided with one standby pump 16, the design is more reasonable while the standby effect is achieved, the cost is saved, in addition, each two electrolytic cell bodies are provided with one refrigerating machine 12, the refrigerating machines 12 and the two corresponding electrolytic cell bodies share one standby pump 16, when more electrolytic cell bodies need to be controlled in a centralized manner, only the refrigerating machines with corresponding quantity need to be added at the same time, if the number of the electrolytic cell bodies is four, only two refrigerating machines 12 are used during production, and the two refrigerating machines 12 can also be used for mutual standby; according to the requirement, manual ball valves are arranged on inlet and outlet connecting pipes of the standby pump 16, the electrolyte pump 9, the cooling circulating pump 15, the electric regulating valve 8, the electric switch valve 14, the standby regulating valve 11 or the standby switch valve 10, so that the maintenance can be conveniently carried out by closing the manual ball valves when a fault occurs; in addition, the pipe orifices in the low-level tank 19 are all provided with a filter screen 17, so that the electrolyte in the low-level tank 19 is prevented from containing impurities and damaging the valve and the pump body;
the low-level tank 19 and the electrolytic tank shell 3 are both provided with a temperature sensor 4 and a liquid level sensor 5 for detecting electrolyte, the liquid level sensor 5 arranged on the low-level tank 19 is mainly used for monitoring the liquid level of the electrolyte in the low-level tank 19, the electrolyte is convenient to supplement in time when the electrolyte stored in the low-level tank 19 is too little, the opening and closing action of the refrigerator 12 is controlled by the temperature sensor 4 of the low-level tank 19 for feedback regulation, and the temperature sensor 4 of the electrolytic tank shell 3 is used for monitoring the change condition of the temperature in the electrolytic tank shell 3 when the electrolyte is injected continuously; the temperature sensor 4, the liquid level sensor 5, the standby pump 16, the electrolyte pump 9, the cooling circulating pump 15, the electric regulating valve 8, the electric switch valve 14, the standby regulating valve 11, the standby switch valve 10, the rectifier cabinet 2, the stirring mechanism 1 and the refrigerator 12 are respectively in signal connection with a PLC (programmable logic controller) control device 21, and the PLC control device 21 is in signal connection with an upper computer 20 and an alarm 22; the rapping mechanism 7 and the powder outlet mechanism 6 are respectively in signal connection with the PLC control device 21 according to requirements.
The PLC control device 21 is connected with the upper computer 20 and can be monitored and operated through the upper computer 20, the signal input end of the PLC control device 21 is respectively connected with the temperature sensor 4 and the liquid level sensor 5, and the signal output end of the PLC control device 21 is respectively connected with the standby pump 16, the electrolyte pump 9, the cooling circulating pump 15, the electric regulating valve 8, the electric switch valve 14, the standby regulating valve 11, the standby switch valve 10, the rectifier cabinet 2, the stirring mechanism 1, the refrigerating machine 12 and the alarm 22; when the electrolytic bath shell 3 is started, the electrolyte pump 9 and the electric regulating valve 8 are started to supply electrolyte to the electrolytic bath shell 3, when the electrolyte in the electrolytic bath shell 3 reaches a set liquid level, the stirring mechanism 1 and the rectifier cabinet 2 connected with a high-frequency power supply are started, and the current of the rectifier cabinet 2 is manually set on an upper computer, and of course, the current can also be operated on the spot; when the electrolyte pump 9 and the electric regulating valve 8 have faults, the standby pump 16 and the standby regulating valve 11 are automatically switched, and when the standby pump 16 and the standby regulating valve 11 also have faults, the rectifier cabinet 2 and the stirring mechanism 1 are controlled to be closed, and the alarm 22 is started, so that fire accidents are avoided; when the temperature of the low-temperature tank 19 exceeds 42 ℃, starting the cooling circulating pump 15, the electric switch valve 14 and the refrigerating machine 12, and when the temperature is lower than 10 ℃, stopping the operation, and keeping the refrigerating machine 12 in a standby state; when the cooling circulating pump 15 and the electric switch valve 14 are started to break down, the cooling circulating pump and the electric switch valve are automatically switched to the standby pump 16 and the standby regulating valve 11, when the refrigerating machine 12 breaks down, if the standby refrigerating machine 12 is not in use, the whole refrigerating circulation is switched, and if the standby refrigerating machine 12 does not break down, the alarm 22 is started to remind a worker to overhaul; the rapping mechanism 7 and the powder discharging mechanism 6 are generally controlled to be opened and closed on site, and can also be opened and closed by one key through an upper computer 20.
The part of the utility model not detailed is prior art.
Claims (8)
1. The utility model provides a centralized control system of silver electrolysis trough electrolyte, contains PLC controlling means (21), electrolyte cooling feeding device and electrolysis trough body, the electrolysis trough body contains electrolysis trough shell (3), rabbling mechanism (1), rapping mechanism (7), goes out powder mechanism (6) and is used for providing rectifier cabinet (2) of direct current to the negative pole and the positive pole of installing in electrolysis trough shell (3), its characterized in that: the electrolyte cooling and supplying device comprises a low-level tank (19), a refrigerating machine (12) and a standby pump (16), the low-level tank (19) is correspondingly communicated with the electrolytic tank shell (3) through an electrolyte supply pipe, an electrolyte pump (9) and an electric regulating valve (8) are arranged on the electrolyte supply pipe, the low-level groove (19) is respectively and correspondingly communicated with an inlet and an outlet of the refrigerator (12) through a cooling inlet pipe and a cooling outlet pipe, a cooling circulating pump (15) and an electric switch valve (14) are arranged on the cooling inlet pipe, the inlet of the standby pump (16) is correspondingly communicated with the low-level tank (19), the outlet of the standby pump (16) is correspondingly communicated with the electrolyte supply pipe and the pipe body of the cooling inlet pipe close to the electrolytic tank shell (3) through a first branch pipe and a second branch pipe respectively, the first branch pipe and the second branch pipe are respectively provided with a standby regulating valve (11) and a standby switch valve (10); low-order groove (19) and electrolysis trough shell (3) all are equipped with temperature sensor (4) and level sensor (5) that are used for detecting electrolyte, temperature sensor (4), level sensor (5), stand-by pump (16), electrolyte pump (9), cooling circulation pump (15), electrical control valve (8), electrical switch valve (14), stand-by governing valve (11), stand-by switch valve (10), rectifier cabinet (2), rabbling mechanism (1) and refrigerator (12) respectively with PLC controlling means (21) signal connection, PLC controlling means (21) signal connection has host computer (20) and alarm (22).
2. The system for centralized control of silver cell electrolyte of claim 1, wherein: the electrolytic cell body is provided with a plurality of electrolytic cell bodies, and each two electrolytic cell bodies are provided with a standby pump (16).
3. A centralized control system for silver cell electrolyte as recited in claim 2, wherein: each two electrolysis bath bodies are provided with a refrigerating machine (12), and the refrigerating machines (12) and the two corresponding electrolysis bath bodies share a standby pump (16).
4. The system for centralized control of silver cell electrolyte of claim 1, wherein: and manual ball valves are arranged on inlet and outlet connecting pipes of the standby pump (16), the electrolyte pump (9), the cooling circulating pump (15), the electric regulating valve (8), the electric switch valve (14), the standby regulating valve (11) or the standby switch valve (10).
5. The system for centralized control of silver cell electrolyte of claim 1, wherein: the cooling outlet pipe is provided with a check valve (13) which is a passage from the refrigerator (12) to the low-level groove (19).
6. The system for centralized control of silver cell electrolyte of claim 1, wherein: be equipped with interior coil pipe (18) in low level groove (19), the one end of interior coil pipe (18) is sealed, and the other end corresponds with the cooling exit tube and is connected, interior coil pipe (18) pipe shaft is equipped with multirow and goes out the liquid hole.
7. The system for centralized control of silver cell electrolyte of claim 1, wherein: and filter screens (17) are arranged at pipe orifices in the low-level grooves (19).
8. The system for centralized control of silver cell electrolyte of claim 1, wherein: the rapping mechanism (7) and the powder outlet mechanism (6) are respectively in signal connection with a PLC control device (21).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020702843.7U CN212103038U (en) | 2020-04-30 | 2020-04-30 | Centralized control system of silver electrolysis trough electrolyte |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020702843.7U CN212103038U (en) | 2020-04-30 | 2020-04-30 | Centralized control system of silver electrolysis trough electrolyte |
Publications (1)
Publication Number | Publication Date |
---|---|
CN212103038U true CN212103038U (en) | 2020-12-08 |
Family
ID=73619497
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202020702843.7U Expired - Fee Related CN212103038U (en) | 2020-04-30 | 2020-04-30 | Centralized control system of silver electrolysis trough electrolyte |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN212103038U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113268041A (en) * | 2021-04-30 | 2021-08-17 | 万华化学(宁波)氯碱有限公司 | Rectification system starting control method and system based on DCS (distributed control system) |
-
2020
- 2020-04-30 CN CN202020702843.7U patent/CN212103038U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113268041A (en) * | 2021-04-30 | 2021-08-17 | 万华化学(宁波)氯碱有限公司 | Rectification system starting control method and system based on DCS (distributed control system) |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN108172950B (en) | A kind of metal-air battery system and its operation method of automatic preparation electrolyte | |
CN109449544B (en) | Aluminum air battery system and control method | |
CN101694351B (en) | Intelligent industrial circulation water-cooling system | |
CN108736765B (en) | Automatic control water-cooling heat dissipation device of frequency conversion all-in-one machine | |
CN210796654U (en) | Water supply-cooling-temperature control integrated system for pure water SPE water electrolyzer | |
CN212103038U (en) | Centralized control system of silver electrolysis trough electrolyte | |
CN107611525B (en) | High-power neutral electrolyte metal-air battery system and using method thereof | |
CN115369421A (en) | Water electrolysis hydrogen production device and system | |
CN203546148U (en) | On-line temperature control system for acid-pickling solution | |
CN201915152U (en) | Automatic temperature control device for magnesium electrolytic cells | |
CN114455806B (en) | Cooling system | |
CN217387232U (en) | Iron-chromium redox flow battery energy storage system control device | |
CN215163193U (en) | Alkali liquor circulating system for fuel cell alkaline hydrogen production | |
CN113549954B (en) | Electrolytic hydrogen production system device and control method thereof | |
CN203218379U (en) | Water-cooling type fuel battery temperature control system | |
CN211739642U (en) | Vacuum pump working solution cooling system | |
CN214611717U (en) | Automatic cooling water quality adjusting device for generator of thermal power plant | |
CN203653719U (en) | Electrolysis device | |
CN211240596U (en) | Cold rolling degrease electrical equipment water cooling system | |
CN209169339U (en) | A kind of aluminum air battery system | |
CN210343819U (en) | Mechanical seal protection system for high-temperature condensed water recovery water pump | |
CN210458379U (en) | Small pilot test experimental device for electrolytic cell | |
CN214782188U (en) | Portable cooling control device for periphery of electrolytic cell | |
CN218779049U (en) | Alkali liquor circulating device and alkaline water electrolysis hydrogen production system | |
CN217485503U (en) | Fuel side reaction gas supply system for solid oxide electrolytic cell |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201208 |
|
CF01 | Termination of patent right due to non-payment of annual fee |