32results about How to "Improve electrolysis efficiency" patented technology

The application discloses an electrolytic synthesis method of 3,6-dichloropicolinic acid, which comprises the following steps: S1, adopting a diaphragm electrolytic cell, taking an aqueous solution containing 3,4,5,6-tetrachloropicolinic acid and CO2 gas as the cathode liquid, taking an aqueous solution of alkali metal hydroxide as the anode liquid, taking a rhodium modified foam nickel electrode as the cathode, and taking a nickel-based material as the anode to perform an electrolytic reaction; and S2, after the reaction is completed, performing acid precipitation and filtration to obtain 3,6-dichloropicolinic acid. The cathode material is improved, the rhodium modified foam nickel electrode is used to replace the traditional silver mesh electrode, the three-dimensional porous structure of the foam nickel and the high catalytic activity of rhodium are utilized, the electrolytic efficiency is improved, the energy consumption is reduced, and meanwhile, the high product yield is maintained.

This invention provides a device for preparing activated water for stain removal and a graphite electrode. The device includes a housing with a cover plate on top. An electrode assembly is disposed inside the housing, comprising a cathode plate and an anode plate electrically connected to a power source. A gas storage space is formed between the cathode plate and the cover plate, and a water storage space is formed between the cathode plate and the anode plate. The cathode plate is located at the interface between the gas storage space and the water storage space, and is used to prepare activated water for stain removal at a preset potential. This invention ensures that the cathode plate is always at the water-vapor interface by directly backflowing water into the water storage cavity between the cathode and anode plates, resulting in a large contact area and high electrolysis efficiency. The water is electrolyzed to the required concentration of electrolyte, allowing for residue-free washing or sterilization of clothing. This method is environmentally friendly, non-toxic, residue-free, and harmless to human health.

The utility model discloses a kind of Faraday electrode for electrolytic pure water, it is related to Faraday electrode technical field, including cathode and anode, cathode and anode are all adopted spiral structure, and cathode and anode are adopted by screwing between, two electrodes are all set as spiral structure, and two screwing installation, increase the surface area of electrode and reduce electrode spacing, reduce solution resistance value between electrode, improve electrolytic efficiency, to be used for electrolysis of pure water, while setting limit buckle, the fixation of two connecting pieces and the stability of spacing are realized.

The application discloses an electrochemical granulation electrode deintercalation lithium extraction membrane stack electrolysis equipment, which comprises an electrolysis tank and an electrode assembly; the electrolysis tank comprises a first side plate, a piece of side plate rubber pad, a plurality of tank bodies, another piece of side plate rubber pad, a second side plate and a first tank body rubber pad, an anion membrane and a second tank body rubber pad arranged in sequence between two adjacent tank bodies; the tank bodies are divided into anode tanks and cathode tanks, the anode tanks and the cathode tanks are arranged alternately in an X direction from the first side plate to the second side plate, and the number of the anode tanks is equal to that of the cathode tanks; and an elastic porous pad is laid on the inner cavity bottom wall of the tank body. The electrolysis equipment can realize efficient extraction of lithium resources in salt lake brine, has the advantages of high lithium recovery rate and current efficiency, and is convenient to install, maintain and observe and monitor in the lithium extraction process.

The application relates to the technical field of aluminum electrolytic cells, and provides a heat energy recycling treatment system for anode gas of an aluminum electrolytic cell, which comprises an aluminum electrolytic cell, a plurality of anodes are arranged in the aluminum electrolytic cell, a plurality of through holes are arranged on each anode, a gas collecting pipe connected with each through hole is arranged on the top of the anode, the gas collecting pipe is connected with an air inlet of a heat exchanger, the heat exchanger comprises a heat preservation shell, an air inlet, an air outlet, a water inlet and a water outlet are arranged on the heat preservation shell, a heat storage medium, an air pipe and a water pipe are arranged in the heat preservation shell, the two ends of the air pipe are connected with the air inlet and the air outlet respectively, the two ends of the water pipe are connected with the water inlet and the water outlet respectively, the heat storage medium is filled in the heat preservation shell, the water inlet is connected with an external cold water source, and the water outlet sends heated hot water to a user water place through a supply pipeline. The heat energy carried by the discharged anode gas can be recycled and utilized, and energy can be saved.

This utility model provides an electrolytic generator and hot water equipment for supplementing minerals. The electrolytic generator includes a shell, a mineral filter element, and an electrode module. The shell is connected to an inlet pipe and an outlet pipe. The electrode module is connected to the shell. The mineral filter element is disposed in the shell and includes a cover plate and a filter element body. The cover plate and the filter element body are detachably connected. The filter element body contains minerals and is connected to the shell. The detachable connection between the cover plate and the filter element body allows for adjustment of the type and quantity of minerals and facilitates replacement of minerals. While supplementing the mineral element content of the water, it also increases the ion concentration of the water. Electrolysis of the incoming water increases the hydrogen and oxygen content of the water.

The invention belongs to the technical field of electrolytic cells, and mainly relates to a proton exchange membrane electrolytic cell. The electrolytic cell anode plate comprises a plate body, main flow channels and branch flow channels are formed in the plate surface of the plate body, a plurality of branch flow channels are formed between every two adjacent main flow channels, and a water inlet and a water outlet are formed in the two ends of at least part of the main flow channels respectively; the electrolytic cell cathode plate comprises a plate body, a plurality of flow channels are formed in the plate surface of the plate body, the flow channels extend from the center of the plate body to the periphery in a radiation mode, the flow channels are divided into four groups, each group of flow channels comprises three flow channels, and the flow channels in the same group are close to the tail ends of the edge of the plate body and converge and extend to the same air outlet. According to the proton exchange membrane electrolytic cell, water can be better and evenly distributed in the whole electrolytic cell, oxygen and hydrogen produced by the electrolytic cell are discharged in time, the problems that water is not evenly distributed in a traditional proton exchange membrane electrolytic cell, and produced gas cannot be discharged in time are solved, and the hydrogen production efficiency of the water electrolysis hydrogen production process is effectively improved.

This application discloses an electrode plate, an electrolysis device, and an electrolytic hydrogen production equipment, relating to the field of electrolysis equipment technology. The electrode plate includes a main electrode plate, an electrode frame, and a distribution box. The electrode frame surrounds and connects to the main electrode plate, forming a receiving groove. The electrode frame has a liquid supply channel and an exhaust channel, and an exhaust hole connecting the exhaust channel and the receiving groove. The distribution box is disposed within the receiving groove and has a flow distribution cavity. The distribution box has a flow distribution surface opposite to the exhaust hole, and the flow distribution surface has multiple distribution holes connecting the flow distribution cavity and the receiving groove. The electrode frame has an inlet hole connecting the liquid supply channel and the flow distribution cavity. The technical solution provided by this application aims to achieve a more uniform distribution and flow of the electrolytic solution within the electrode plate, improving the practicality and reliability of the electrode plate.

The invention discloses a livestock breeding disinfection and sterilization integrated device and method, and belongs to the technical field of livestock breeding disinfection and sterilizer.The device comprises a movable base, a wind-light sterilization base is arranged on the movable base, and an electro-catalysis generation mechanism used for generating disinfectant is arranged on the wind-light sterilization base; the electro-catalysis generating mechanism is connected with a 360-degree global atomization disinfecting and killing mechanism used for disinfecting the livestock breeding environment through a high-pressure atomization conveying mechanism, the wind-light sterilization base is connected with an atomized liquid circulating and collecting hopper through a protective lifting cover, and the 360-degree global atomization disinfecting and killing mechanism comprises a lifting rotating frame located in the center of the atomized liquid circulating and collecting hopper; a lifting rotating central column is arranged in the center of the lifting rotating frame and is connected with the wind-light sterilizing seat through a wind-light sterilizing structure. The problems that an existing device cannot achieve 360-degree global disinfection, manual disinfectant preparation is troublesome, synchronous lifting and rotating cannot be achieved, disinfectant cannot be recycled, and air collaborative purification is lacked can be solved.

This invention relates to the field of proton exchange membrane electrolyzers, and discloses a bipolar plate flow channel design for a proton exchange membrane electrolyzer based on honeycomb biomimetic principles. The design includes: an electrolyte inlet, a gas-liquid mixture outlet, a honeycomb biomimetic flow field region, an inlet distribution region, and an outlet collection region. The electrolyte inlet supplies deionized water into the flow channel; the gas-liquid mixture outlet discharges a mixture of electrolyte, hydrogen, and oxygen; the honeycomb biomimetic flow field region is composed of several periodically and closely arranged regular hexagonal flow channel units, covering the effective reaction area on the anode side of the bipolar plate; the electrolyte inlet and the gas-liquid mixture outlet are connected through a connecting channel within the honeycomb biomimetic flow field region. The flow channels of this invention exhibit a more uniform velocity field distribution and a more reasonable pressure field distribution, verifying that they maintain excellent and stable hydrodynamic performance under different operating conditions.

An electrolytic device and a scrubber, the electrolytic device is flat, comprising a shell and an electrolytic module; the shell is hollow inside to form a cavity, the shell is provided with a water inlet and a water outlet communicating with the cavity, the water inlet communicates with a water tank, the water outlet communicates with the surface of a cleaning roller through a pipeline, the water inlet and the water outlet are each a pipeline interface communicating with the shell; the pipeline interface of the water inlet and the pipeline interface of the water outlet are not on the same plane and are perpendicular to each other; the electrolytic module is arranged in the cavity; the pipeline interface of the water inlet communicates with the water tank through the shortest connection pipeline path, the pipeline interface of the water outlet is arranged on the peripheral wall of the shell, the pipeline interface of the water outlet extends from the peripheral wall of the electrolytic device shell to the cleaning roller along the shell side of the cleaning head parallel to the end face of the end of the water tank, and communicates with the surface of the cleaning roller through the shortest connection pipeline path, and the electrolytic device and the matched connection pipeline occupy a small volume. The scrubber comprises a water tank, a cleaning head and the electrolytic device arranged at the end of the water tank.

The utility model provides a kind of manganese sulfate solution adjusting device in electrolytic cell, comprising: electrolytic cell, buffer pool, transfer pool, sedimentation tank, the lower part of the buffer pool is connected with electrolytic cell side by first conveying pump, electrolytic cell other side is equipped with overflow pipe, overflow pipe is communicated with electrolytic cell by first connecting pipe, overflow pipe upper end is lower than the liquid level height in electrolytic cell, and overflow pipe upper part is equipped with overflow tank.The utility model is circulated between the manganese sulfate solution in electrolytic cell and buffer pool by first conveying pump by being equipped with buffer pool, to keep the concentration distribution of manganese sulfate solution in electrolytic cell uniform, by being equipped with on-line densimeter in buffer pool, using the principle that the density of manganese sulfate solution is also low when the concentration of manganese sulfate solution reduces, the concentration of manganese sulfate solution is detected, when lower than threshold value, higher concentration manganese sulfate solution can be supplemented, so that the manganese sulfate solution in electrolytic cell is kept in reasonable interval, and electrolytic efficiency is improved.

The utility model relates to an electrolysis assembly and a hydrogen-rich water cup, the electrolysis assembly comprises a first sealing main body, the first sealing main body is provided with a first cavity, and the inner wall of the first cavity is provided with a positioning groove; the electrolysis main body is clamped in the positioning groove, the electrolysis main body comprises a negative plate, a proton exchange membrane and a positive plate which are sequentially arranged from top to bottom, at least one first through hole is formed in each of the negative plate and the positive plate, and the first through holes are communicated with the first cavity. The utility model further discloses a hydrogen-rich water cup. The electrolytic assembly has good sealing performance, the electrolytic efficiency of the electrolytic assembly can be effectively improved, and the using effect is improved.

This invention discloses a rapid cold-start water electrolysis hydrogen production system, belonging to the field of water electrolysis hydrogen production technology. The system includes an electrolyzer, a hydrogen-side gas-liquid separator, an oxygen-side gas-liquid separator, and a heat exchanger. The electrolyzer is connected to the inlet of the hydrogen-side gas-liquid separator via a first gas-liquid delivery pipeline, and to the inlet of the oxygen-side gas-liquid separator via a second gas-liquid delivery pipeline. The outlet of the hydrogen-side gas-liquid separator is connected to a first circulation branch, and the outlet of the oxygen-side gas-liquid separator is connected to a second circulation branch. Both the first and second circulation branches are connected to the first inlet of the heat exchanger via a first main circulation pipeline. The first outlet of the heat exchanger is connected to the electrolyzer via a second main circulation pipeline. This invention can significantly reduce the cold-start voltage, prevent electrode passivation in the electrolyzer, improve electrolysis efficiency, and reduce hydrogen production energy consumption.

The utility model provides a high potassium electrolytic cell, which comprises a closed electrolytic chamber and a plurality of cathode plates and anode nets, the plurality of cathode plates and anode nets are arranged in the electrolytic chamber and are alternately arranged at intervals along a first direction, each anode net comprises a net body made of titanium materials and a platinum coating layer arranged on the net body, and the platinum coating layers are arranged on the net bodies. And the cathode plate is of a stainless steel structure. The high-potassium electrolytic tank solves the problems of serious environmental pollution and low production efficiency in the working process of the high-potassium electrolytic tank in the prior art.

The application relates to the technical field of electrolytic tanks for hydrogen production by electrolysis of water, in particular to an electrolytic tank for hydrogen production by electrolysis of water, which comprises a first end plate and a bolt arranged in the first end plate, the other end of the bolt is connected with a second end plate in a penetrating mode, an electrolytic tank body is arranged between the first end plate and the second end plate, an electrolyte inlet is arranged in the second end plate in a penetrating mode, the electrolytic tank body is composed of multiple electrolytic cells, each electrolytic cell is composed of a first cylinder frame, a cathode plate, an anode plate, a second cylinder frame and a diaphragm body, and the outer sides of the first cylinder frame and the second cylinder frame are both fixedly provided with a first fixed pipe. The electrolytic tank for hydrogen production by electrolysis of water can well stir the surrounding electrolyte through the cooperation of the stirring block and the stirring plate, the stirring range is increased, the gas bubbles are prevented from being retained on the cathode plate and the anode plate, and therefore the electrolysis efficiency of the electrolytic tank body and the hydrogen production efficiency can be improved.

The application provides a high-purity rare earth metal electrolytic cell and a production method, and belongs to the technical field of electrolytic cells. The high-purity rare earth metal electrolytic cell and the production method comprise an electrolytic cell body, a device table is fixedly installed at the top of the electrolytic cell body, a plurality of anodes are installed on the top surface of the device table, a stand column is fixedly installed on the top surface of the device table, a top plate is fixedly installed at the top end of the stand column, a deposited metal separation mechanism is arranged on the bottom surface of the top plate, and a cathode column is arranged in the electrolytic cell body. The deposited metal separation mechanism is arranged, the metal adsorbed at the adsorption part is scraped off to the top of the scraping plate through the clamping of the two scraping plates, and then falls into the collection cavity, so that the metal adsorbed at the adsorption part can be automatically scraped and collected, manual collection is replaced, and the problem of slow collection efficiency affecting production efficiency is avoided.

The application discloses an electrolytic water device. The electrolytic water device comprises a shell, a cathode and an anode; the shell has a cavity inside, and water inlets and outlets are arranged on opposite surfaces of the shell; wherein the diameter of the water inlet is larger than that of the water outlet; the cathode and the anode are arranged in the cavity, and extend along the direction from the water inlet to the water outlet; the two ends of the anode in the extending direction are fixed to the inner wall of the shell; the cathode and the anode are both in the form of a sheet, and the anode and the cathode are arranged in a stacked manner with a spacing, and the sheet surface of the anode protrudes towards the cathode. The sheet anode with a curved surface structure is constructed in the embodiment of the application, the anode and the cathode are arranged in a stacked manner with a spacing, a water flow channel similar to a Venturi structure with a narrow middle and wide ends is formed, the ionization activity can be improved at the electric field concentration, and the turbulent flow can be formed at the two ends to quickly take the bubbles away from the electrode surface, so that the water with a wide TDS value can be effectively electrolyzed, and the disinfection and sterilization requirement can be met.

The application provides a clean and efficient electrochemical flow reaction device for vat dyes, which comprises a cathode electrolysis module, an anode electrolysis module and an ion exchange film, the cathode electrolysis module and the anode electrolysis module are arranged on the two sides of the ion exchange film, the outer sides of the cathode electrolysis module and the anode electrolysis module are provided with shell plates, the cathode electrolysis module comprises a cathode functional plate and a cathode plate, the anode electrolysis module comprises an anode functional plate and an anode plate, two pipes for liquid inlet and liquid outlet are arranged on the cathode functional plate and the anode functional plate respectively, the two sides of the ion exchange film are provided with films, the inner sides of the shell plates are provided with insulating plates, and the inner sides of the insulating plates are provided with backing plates. The device has the advantages of simple structure, convenient disassembly, assembly and modification, low cost, easy availability of the materials of the functional plate modules, selection of appropriate functional plates, ingenious design of electrodes, expansion of the electrode plate area, expansion of the electrode area, sufficient contact with the electrolyte, and great improvement of the electrolysis efficiency of the system.

This invention discloses an ozone electrolysis chamber structure, including a cathode plate, an anode plate, and a membrane disposed between the cathode plate and the anode plate. One side of the membrane is parallel to and opposite the side of the cathode plate, and the other side of the membrane is parallel to and opposite the side of the anode plate. Through holes are provided on the surfaces of the cathode plate and / or the anode plate. The through holes on the cathode plate and the anode plate are staggered and their axial projections do not overlap. The through holes on the membrane surface are axially opposite to the through holes on the surfaces of the cathode plate or the anode plate. The cathode plate and the anode plate are electrically connected through water flowing through them. Compared with the prior art, the technical solution of this invention has the advantages of simple structure and high disinfection efficiency, effectively reducing the manufacturing cost of ozone water electrolysis cells and improving ozone water generation efficiency and sterilization and purification capabilities.

The invention relates to the field of electrocatalytic hydrogenation, in particular to a heterogeneous electrocatalytic NADH regenerated catalyst and a preparation method and application thereof.According to the preparation method, a pyrenyl rhodium complex pyr-Rh or bipyridyl rhodium bpy-Rh is prepared, Ni-MWCNT is prepared, then the heterogeneous electrocatalytic NADH regenerated catalyst Ni-pyr-Rh-MWCNT is prepared, more 1, 4-NADH is generated through catalysis in unit time by means of the catalyst, and the catalytic activity of the catalyst is improved. And the catalytic efficiency of the heterogeneous electrocatalytic NADH is improved.

The utility model relates to the technical field of environmental remediation, and aims to provide an electrolytic sewage treatment device for environmental remediation, which comprises a bottom plate, a storage component is arranged on the bottom plate, a filter component is arranged on one side of the storage component, and an electrolysis component is arranged on one side of the filter component far away from the storage component. A moving assembly is arranged in the electrolysis assembly, a stirring assembly is arranged on the moving assembly, a conveying assembly is arranged between the electrolysis assembly and the filtering assembly, and sewage is effectively treated in a mode of combining electrolysis and physical filtering. And meanwhile, through the arrangement of the moving assembly and the stirring assembly, the electrolysis efficiency and the treatment effect are improved. The whole device is compact in structure, easy and convenient to operate and good in treatment effect and has wide application prospects.

The application provides a multi-chamber transparent electrolytic tank for alkaline electrolytic water, and relates to the field of electrolytic tanks.The adopted scheme is: comprising: an anode end plate assembly, the anode end plate assembly comprises an anode end plate and an anode conductive ring, the anode end plate adopts transparent and non-conductive material; a cathode end plate assembly, the cathode end plate assembly comprises a cathode end plate and a cathode conductive ring, the cathode end plate adopts transparent and non-conductive material, and a tension bolt is penetrated between the cathode end plate and the anode end plate; a composite electrode plate is arranged between two adjacent electrolytic chambers, the composite electrode plate comprises an anode electrode frame and a cathode electrode frame, the anode electrode frame and the cathode electrode frame adopt transparent and non-conductive material, and a conductive plate is arranged between the anode electrode frame and the cathode electrode frame.The application can directly observe the change of the internal flow field and the electrode from the end and the peripheral part.

The present application provides a kind of life garbage incineration fly ash reduction-heavy metal detoxification system and method to solve the problem of poor resource utilization of fly ash in the prior art, the system includes pulping unit, electrolysis / heavy metal detoxification unit, hydrochloric acid preparation unit and low temperature pyrolysis unit, water washing, electrolysis, solid-liquid separation are integrated, reduce the loss caused by fly ash in the process of transfer, by using the synthesized hydrochloric acid and lye in the process, the precipitation of heavy metals is realized, the mixing of additional ions is reduced, the economic benefit is improved, the present application aims at waste control waste, utilizes a large amount of chloride ions in fly ash, synthesizes hydrochloric acid by chlorine and hydrogen produced by electrolysis, and the heavy metals in ash are acid leaching detoxification, and the reduction of fly ash is also realized, and the subsequent processing cost of fly ash is reduced.

The utility model relates to a kind of hydrogen production electrolytic cell and electrolytic water system of alkaline electrolytic water, comprising: electrolytic cell mechanism, it includes: integrated tank body, cover and baffle assembly, the integrated tank body, cover and baffle assembly are enclosed to form cathode space and anode space respectively, the cover is opened with multiple through holes respectively connected in cathode space and anode space, the baffle assembly is detachably set in integrated tank body;Adjusting mechanism is respectively set in integrated tank body both sides and respectively corresponds to cathode space and anode space.The utility model is set above, integrated tank body design avoids the risk of electrolytic cell leakage caused by the gasket of traditional electrolytic cell, diaphragm replacement time is shortened from traditional 2 hours to less than 2 minutes, improves electrode and diaphragm and other parts test rate, can make cathode and anode zero electrode spacing, improves electrolytic efficiency and stability.

The present disclosure relates to a method for preparing an electrolytic hydrogen production diaphragm, wherein the method comprises: mixing inorganic oxidized particles, metal hydroxide, binder and pore-forming agent to obtain a mixed slurry; coating the mixed slurry on one side or both sides of a porous base film to obtain a nascent film; soaking the nascent film in an extraction liquid and then performing a drying treatment; wherein the porous base film comprises a metal mesh; the metal hydroxide comprises one or more of nickel hydroxide, nickel oxyhydroxide, zirconium hydroxide, cerium hydroxide and yttrium hydroxide. The method provided by the present disclosure effectively improves the temperature resistance and high-temperature dimensional stability of the electrolytic hydrogen production diaphragm prepared by the method, while effectively improving the affinity of the diaphragm to the electrolyte, reducing the diaphragm resistance. Using the electrolytic hydrogen production diaphragm provided by the present disclosure in an alkaline electrolytic hydrogen production device can realize the operation of the electrolytic hydrogen production device at a temperature above 110 DEG C, and effectively improve the electrolysis efficiency.

A hydrogen generating device with pressure relief function includes a water tank, an electrolysis cell, a humidification cup, a first valve element and a second valve element. The water tank has a containing space to contain electrolytic water. The electrolysis cell is disposed in the water tank and is used to electrolyze the electrolytic water to generate hydrogen-containing gas. The humidification cup is disposed above the water tank and is used to humidify the hydrogen-containing gas. The humidification cup includes a humidification chamber and a gas passage which are isolated from each other, and the gas passage communicates with the water tank. The first valve element is used to selectively communicate the humidification chamber and the external environment. The second valve element is used to selectively communicate the containing space and the humidification chamber. When the electrolysis cell stops operating, external air of the external environment enters the containing space through the first valve element and the second valve element to balance the pressure of the water tank.

The utility model provides seawater hydrogen production equipment, which relates to the technical field of hydrogen production equipment and comprises an electrolysis device, a first gas-liquid separation device, a second gas-liquid separation device, a first transportation component and a second transportation component. The electrolysis device comprises an exchange membrane which is divided into a first electrolysis space and a second electrolysis space; electrolyte can be electrolyzed, so that different gas-liquid mixtures are generated in different electrolysis spaces; the first gas-liquid separation device can separate the first gas-liquid mixture into a first gas phase and a first liquid phase; the second gas-liquid separation device can separate the second gas-liquid mixture into a second gas phase and a second liquid phase; the first conveying assembly is used for conveying the first gas-liquid mixture to the first gas-liquid separation device and conveying the first liquid phase back to the first electrolysis space; the second conveying assembly is used for conveying the second gas-liquid mixture to the second gas-liquid separation device and conveying the second liquid phase back to the second electrolysis space. According to the seawater hydrogen production equipment disclosed by the embodiment of the utility model, higher electrolysis efficiency and electrolysis stability are realized under the condition of ensuring the purity and safety of hydrogen and oxygen.

The application discloses a kind of ore pulp stirring leaching tank equipment, including cathode leaching tank and anode leaching tank, middle tank is arranged between cathode leaching tank and anode leaching tank;Cathode leaching tank is separated by first membrane assembly between cathode leaching tank and middle tank;Anode leaching tank is separated by second membrane assembly between anode leaching tank and middle tank;Filter cloth is arranged between second membrane assembly and anode leaching tank;Cathode electrolytic column is arranged in cathode leaching tank;Anode electrolytic plate and agitator are arranged in anode leaching tank;Anode leaching tank is cylindrical, and its bottom end is provided with conical bottom;Anode electrolytic plate is annular, and is coaxially arranged with anode leaching tank, and agitator is located at the annular center position of anode electrolytic plate.The middle tank is arranged between cathode leaching tank and anode leaching tank, and forms a filter cloth double-membrane three-tank structure with first membrane assembly, second diaphragm assembly and filter cloth;Meanwhile, the conical bottom can make the ore pulp at the bottom of anode leaching tank gather to the center of conical bottom, so that the ore pulp can be fully stirred.