Electrolysis device for hydrometallurgy

Abstract

The utility model relates to the technical field of electrolysis devices, and discloses an electrolysis device for hydrometallurgy. The electrolysis device for hydrometallurgy comprises a supporting frame, an electrolytic tank is fixedly installed above the supporting frame, a drainage pipe is installed at the bottom of the electrolytic tank in a penetrating mode, an electromagnetic valve is fixedly installed below the drainage pipe, a guide pipe is fixedly installed below the electromagnetic valve, and a backflow pipe is installed on the front side of the electrolytic tank in a penetrating mode. A liquid inlet pipe is installed on the rear side of the electrolytic tank in a penetrating mode, electrolyte in the filtering tank can flow back into the electrolytic tank through a backflow pipe under the driving of a gear pump, a liquid loop can be formed between the electrolytic tank and the filtering tank in the mode, anode mud generated by electrolysis is brought out of the electrolytic tank while the electrolyte keeps a certain flow speed, and therefore the anode mud can be discharged out of the electrolytic tank. And the problems of nonuniform temperature, nonuniform concentration and anode mud deposition caused by nonuniform electrolysis temperature and concentration of each part in the inner cavity of the electrolytic tank are prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to electrolytic device technical field, concretely is a kind of electrolytic device for hydrometallurgy. BACKGROUND

[0002] Electrolysis is the process of passing electric current through electrolyte solution or molten electrolyte, causing oxidation-reduction reaction at the anode and cathode. Electrolysis is a very powerful means of promoting oxidation-reduction reactions. Many oxidation-reduction reactions that are difficult to perform can be achieved through electrolysis.

[0003] The existing can refer to the announcement number for: CN207091518U Chinese practical new type patent, it discloses a kind of hydrometallurgy electrolytic device, including electrolytic cell main part;The electrolytic cell main part appearance is not sealed long rectangular body tank, the inside of electrolytic cell main part is placed with several polar plate, the bottom of electrolytic cell main part is fixedly installed with box type liquid inlet device, electrolytic cell main part's left and right two sides are equipped with liquid inlet and liquid outlet respectively, the upper edge of the width direction two side walls of electrolytic cell main part is evenly equipped with slot;The side of box type liquid inlet device is evenly provided with hole.This utility model can be used to electrolytic extraction different metals by adding different electrolyte into electrolytic cell main part and placing polar plate of different material, so as to solve the problem that one electrolyzer can only electrolyze one kind of metal, and the application range is narrow.

[0004] In the electrolytic metallurgy process, the electrolyte will gradually consume and age, resulting in changes in its concentration and performance, affecting the electrolysis efficiency and product quality. The existing electrolytic device electrolytic cell is generally of rectangular structure, and the liquid outlet is arranged at the bottom or side wall. When replacing electrolyte, due to the horizontal structure of the bottom of the electrolytic cell cavity, a large amount of aged electrolyte will be left. At the same time, the existing electrolytic cell cannot maintain a certain flow rate of electrolyte. When the electrolyte remains static, it will cause uneven electrolysis temperature and concentration in each part of the electrolytic cell, thereby causing problems such as uneven temperature, uneven concentration and anode mud deposition. UTILITY MODEL CONTENT

[0005] (I) Technical problem solved

[0006] In view of the shortcomings of the prior art, the utility model provides a kind of electrolytic device for hydrometallurgy, with the advantages of facilitating emptying electrolyte and maintaining electrolyte flow, solving the above technical problems.

[0007] (II) Technical solution

[0008] To achieve the above object, the utility model provides the following technical scheme: A kind of electrolytic device for hydrometallurgy, comprising: support frame, the upper portion of the support frame is fixedly installed electrolytic cell, the bottom of the electrolytic cell is insertedly installed drain pipe, the lower portion of the drain pipe is fixedly installed electromagnetic valve, the lower portion of the electromagnetic valve is fixedly installed guide pipe, the front side of the electrolytic cell is insertedly installed backflow pipe, the rear side of the electrolytic cell is insertedly installed liquid inlet pipe, the lower end of the backflow pipe is fixedly installed gear pump, the water inlet end of the gear pump is fixedly installed connecting pipe, the upper portion of the support frame is fixedly installed filter tank, the upper portion of the filter tank is insertedly installed filter screen, the upper portion of the electrolytic cell is fixedly installed bracket, the upper portion of the bracket is provided with limit slot, the limit slot is embeddedly installed polar plate;The limit slot can limit the distance between polar plate.

[0009] As a preferred technical scheme of the utility model, the left side of the support frame is provided with a protruding structure, the inner cavity bottom of the electrolytic cell is a half cylindrical structure, the drain pipe penetrates the electrolytic cell at the center of the bottom surface of the electrolytic cell;The support frame can support the electrolytic cell.

[0010] As a preferred technical scheme of the utility model, the electrolytic cell is connected with the electromagnetic valve through the drain pipe, the front end of the guide pipe is provided with a flange structure, the backflow pipe penetrates the front side vertical surface of the electrolytic cell at the upper portion of the front side of the electrolytic cell and communicates with the inner cavity of the electrolytic cell;The backflow pipe can limit the discharge position of the electrolyte after filtration.

[0011] As a preferred technical scheme of the utility model, the liquid inlet pipe penetrates the rear side vertical surface below the rear side of the electrolytic cell and communicates with the inner cavity of the electrolytic cell, the drain end of the gear pump is connected with the bottom end of the backflow pipe;The liquid inlet pipe can facilitate the electrolyte to enter the inside of the filter tank.

[0012] As a preferred technical scheme of the utility model, the rear end of the connecting pipe penetrates the front side of the filter tank, the gear pump communicates with the filter tank through the connecting pipe, the inner wall of the filter tank is provided with a groove embedded with the filter screen equidistantly in front and back of the center of the filter tank;The connecting pipe can facilitate the connection of the gear pump and the filter tank.

[0013] As a preferred technical scheme of the utility model, the filter screen is installed equidistantly in front and back of the inside of the filter tank, and the filter screen and the filter tank form a sliding connection, the bracket is installed equidistantly in front and back of the upper portion of the electrolytic cell with the center of the electrolytic cell as a reference;The filter screen can filter the electrolyte.

[0014] As a preferred technical scheme of the utility model, the limit slot is equidistantly arranged on the upper portion of the bracket, the polar plate and the limit slot form a sliding connection, and the polar plate is installed equidistantly in front and back of the inside of the electrolytic cell through the limit slot on the upper portion of the bracket;The limit slot can limit the position of the polar plate.

[0015] Compared with the prior art, the electrolytic device for hydrometallurgy has the following beneficial effects:

[0016] 1、The utility model discloses a gear pump's setting, backflow pipe can limit electrolyte after filtering in electrolytic cell front side top side backflow to electrolytic cell inside, liquid inlet pipe can be convenient for electrolyte in electrolytic cell rear side below enter filter pool inside, the front side of filter pool is connected with the liquid inlet end of gear pump through the connecting pipe, and the electrolyte in the filter pool inside will flow back to the electrolytic cell inside under the drive of gear pump, and this mode can form the liquid loop between electrolytic cell and filter pool, make electrolyte keep certain flow rate, and the anode mud generated in electrolysis is taken out of electrolytic cell, prevents the electrolytic temperature and concentration of each part in electrolytic cell cavity from being uneven, thereby causes the problem of uneven temperature, uneven concentration, anode mud deposition.

[0017] 2、The utility model discloses a electrolytic cell's setting, the inner chamber bottom of electrolytic cell is one -half cylindrical structure, and the drain pipe is in electrolytic cell bottom surface center and penetrates electrolytic cell, and electrolytic cell is connected with electromagnetic valve through drain pipe, and the front end of guide pipe is provided with flange structure, when discharging electrolyte through drain pipe, electrolyte will gather in the center of electrolytic cell inner chamber under the limitation of electrolytic cell inner wall, to avoid the situation that electrolyte is not completely discharged, and the drain pipe and guide pipe are connected through electromagnetic valve to control the communication state between drain pipe and guide pipe, and guide pipe can limit electrolyte discharge position to facilitate concentrated treatment to electrolyte. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is whole structure schematic diagram of the utility model;

[0019] Figure 2 It is electrolytic cell cross section structure schematic diagram of the utility model;

[0020] Figure 3 It is filter pool mounting structure schematic diagram of the utility model;

[0021] Figure 4 It is positive plate mounting structure schematic diagram of the utility model;

[0022] Among them: 1, support frame;11, electrolytic cell;12, drain pipe;13, electromagnetic valve;14, guide pipe;15, backflow pipe;16, liquid inlet pipe;17, gear pump;18, connecting pipe;19, filter pool;110, filter screen;111, bracket;112, limit slot;113, pole plate. DETAILED DESCRIPTION

[0023] The embodiments of the present application will be further described in conjunction with the drawings and examples. The following examples are used to illustrate the present application, but cannot be used to limit the scope of the present application.

[0024] In the description of the present application, unless otherwise specified and limited, the meaning of "a plurality of" is two or more than two; the directions or position relationships indicated by the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like are based on the directions or position relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as limiting the indicated devices or elements to have a specific direction, to be constructed and operated in a specific direction, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0025] In the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "connected", "connected" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0026] Please refer to Figure 1 Figure 4 In the present embodiment, a wet metallurgical electrolytic device, comprising: a support frame 1, a plurality of electrolytic cells 11 are fixedly installed above the support frame 1, a plurality of drain pipes 12 are insertedly installed at the bottom of the electrolytic cells 11, a plurality of electromagnetic valves 13 are fixedly installed below the drain pipes 12, a plurality of guide pipes 14 are fixedly installed below the electromagnetic valves 13, a plurality of backflow pipes 15 are insertedly installed at the front side of the electrolytic cells 11, a plurality of liquid inlet pipes 16 are insertedly installed at the rear side of the electrolytic cells 11, a plurality of gear pumps 17 are fixedly installed at the lower end of the backflow pipes 15, a plurality of connecting pipes 18 are fixedly installed at the water inlet end of the gear pumps 17, a plurality of filter tanks 19 are fixedly installed above the support frame 1, a plurality of filter screens 110 are insertedly installed above the filter tanks 19, a plurality of brackets 111 are fixedly installed above the electrolytic cells 11, a plurality of limiting grooves 112 are arranged above the brackets 111, and a plurality of positive plates 113 are embeddedly installed in the limiting grooves 112.

[0027] ​The left side of the support frame 1 is provided with a protruding structure, the bottom of the inner cavity of the electrolytic cell 11 is a half column structure, the drain pipe 12 penetrates the electrolytic cell 11 at the center of the bottom surface of the electrolytic cell 11, the electrolytic cell 11 is connected with the electromagnetic valve 13 through the drain pipe 12, the front end of the guide pipe 14 is provided with a flange structure, the reflux pipe 15 penetrates the front side vertical surface of the electrolytic cell 11 above the front side of the electrolytic cell 11 and communicates with the inner cavity of the electrolytic cell 11, the liquid inlet pipe 16 penetrates the rear side vertical surface below the rear side of the electrolytic cell 11 and communicates with the inner cavity of the electrolytic cell 11, the drain end of the gear pump 17 is connected with the bottom end of the reflux pipe 15, the rear end of the connecting pipe 18 penetrates the front side of the filter tank 19, the gear pump 17 communicates with the filter tank 19 through the connecting pipe 18, the inner wall of the filter tank 19 is provided with a groove embedded with the filter screen 110 equidistantly in front and back of the center of the filter tank 19, the filter screen 110 is installed equidistantly in front and back of the inside of the filter tank 19, and the filter screen 110 and the filter tank 19 form a sliding connection, the bracket 111 is installed symmetrically left and right above the electrolytic cell 11 with the center of the electrolytic cell 11 as a reference, the limiting grooves 112 are provided equidistantly in front and back above the bracket 111, and the polar plates 113 form a sliding connection with the limiting grooves 112, and the polar plates 113 are installed equidistantly in front and back inside the electrolytic cell 11 through the limiting grooves 112 above the bracket 111.

[0028] Specifically, the model of the electromagnetic valve 13 is 2WZCSDF, the model of the gear pump 17 is YCB15-0.6, the support frame 1 can support the electrolytic cell 11, the bottom end of the inner cavity of the electrolytic cell 11 is a half column structure, when the electrolyte is discharged through the drain pipe 12, the electrolyte will gather in the center of the inner cavity of the electrolytic cell 11 under the limitation of the inner wall of the electrolytic cell 11, so as to avoid the incomplete discharge of the electrolyte, the drain pipe 12 and the guide pipe 14 are connected through the electromagnetic valve 13, so as to control the communication state between the drain pipe 12 and the guide pipe 14, the guide pipe 14 can limit the electrolyte discharge position, so as to facilitate the concentrated treatment of the electrolyte, the reflux pipe 15 can limit the electrolyte to flow back to the inside of the electrolytic cell 11 above the front side of the electrolytic cell 11 after filtration, the liquid inlet pipe 16 can facilitate the electrolyte to enter the inside of the filter tank 19 below the rear side of the electrolytic cell 11, the front side of the filter tank 19 is connected with the liquid inlet end of the gear pump 17 through the connecting pipe 18, the electrolyte in the inside of the filter tank 19 will flow back to the inside of the electrolytic cell 11 through the reflux pipe 15 under the driving of the gear pump 17, the right side of the gear pump 17 is fixedly connected with the electrolytic cell 11, the electrolyte will be filtered out of the impurities in the inside by the filter screen 110 in the process of flowing from the rear side to the front side of the filter tank 19, and the bracket 111 can limit the distance between the polar plates 113 through the limiting grooves 112.

[0029] In use, the backflow pipe 15 can limit the electrolyte to flow back to the inside of the electrolytic cell 11 on the front side of the electrolytic cell 11 after filtration, the inlet pipe 16 can facilitate the electrolyte to enter the inside of the filter tank 19 on the back side of the electrolytic cell 11, the front side of the filter tank 19 is connected with the inlet end of the gear pump 17 through the connecting pipe 18, and the electrolyte in the filter tank 19 is driven by the gear pump 17 to flow back to the inside of the electrolytic cell 11 through the backflow pipe 15, which can form a liquid circuit between the electrolytic cell 11 and the filter tank 19, so that the electrolyte maintains a certain flow rate, the anode sludge generated by electrolysis is taken out of the electrolytic cell 11, the electrolysis temperature and concentration of each part in the inner cavity of the electrolytic cell 11 are prevented from being uneven, thereby preventing the problems of uneven temperature, uneven concentration and anode sludge deposition, the inner cavity bottom end of the electrolytic cell 11 is a half-cylindrical structure, the drain pipe 12 penetrates the electrolytic cell 11 at the center of the bottom surface of the electrolytic cell 11, the electrolytic cell 11 is connected with the electromagnetic valve 13 through the drain pipe 12, the front end of the guide pipe 14 is provided with a flange structure, when the electrolyte is discharged through the drain pipe 12, the electrolyte will be gathered in the center of the inner cavity of the electrolytic cell 11 under the limitation of the inner wall of the electrolytic cell 11, so as to avoid the incomplete discharge of the electrolyte, the drain pipe 12 and the guide pipe 14 are connected through the electromagnetic valve 13, so as to control the communication state between the drain pipe 12 and the guide pipe 14, and the guide pipe 14 can limit the electrolyte discharge position, so as to facilitate the centralized treatment of the electrolyte.

[0030] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. An electrolytic device for hydrometallurgical processes, characterized in that, include: A support frame (1) is provided, on which an electrolytic cell (11) is fixedly installed. A drain pipe (12) is inserted through the bottom of the electrolytic cell (11). A solenoid valve (13) is fixedly installed below the drain pipe (12). A guide pipe (14) is fixedly installed below the solenoid valve (13). A return pipe (15) is inserted through the front side of the electrolytic cell (11). An inlet pipe (16) is inserted through the rear side of the electrolytic cell (11). The return pipe (15) has... A gear pump (17) is fixedly installed at the lower end, and a connecting pipe (18) is fixedly installed at the water inlet end of the gear pump (17). A filter tank (19) is fixedly installed above the support frame (1), and a filter screen (110) is inserted above the filter tank (19). A bracket (111) is fixedly installed above the electrolytic cell (11), and a limiting groove (112) is provided above the bracket (111). A positive electrode plate (113) is fitted inside the limiting groove (112).

2. The electrolytic device for hydrometallurgy according to claim 1, characterized in that: The support frame (1) has a protruding structure on the left side, the bottom of the inner cavity of the electrolytic cell (11) is a half-cylindrical structure, and the drain pipe (12) penetrates the electrolytic cell (11) through the center of the bottom surface of the electrolytic cell (11).

3. The electrolytic device for hydrometallurgy according to claim 1, characterized in that: The electrolytic cell (11) is connected to the solenoid valve (13) through the drain pipe (12). The front end of the guide pipe (14) is provided with a flange structure. The return pipe (15) passes through the front side of the electrolytic cell (11) and communicates with the inner cavity of the electrolytic cell (11) above the front side.

4. The electrolytic device for hydrometallurgy according to claim 1, characterized in that: The inlet pipe (16) passes through the lower rear side of the electrolytic cell (11) and communicates with the inner cavity of the electrolytic cell (11). The drain end of the gear pump (17) is connected to the bottom end of the return pipe (15).

5. The electrolytic device for hydrometallurgy according to claim 1, characterized in that: The rear end of the connecting pipe (18) passes through the front side of the filter tank (19). The gear pump (17) is connected to the filter tank (19) through the connecting pipe (18). The inner wall of the filter tank (19) is provided with grooves that fit into the filter screen (110) at equal intervals with the center of the filter tank (19) as a reference.

6. The electrolytic device for hydrometallurgy according to claim 1, characterized in that: The filter screen (110) is installed at equal intervals in front and behind inside the filter tank (19), and the filter screen (110) and the filter tank (19) are connected in a sliding manner. The bracket (111) is installed symmetrically above the electrolytic cell (11) with the center of the electrolytic cell (11) as the reference.

7. The electrolytic device for hydrometallurgy according to claim 1, characterized in that: The limiting groove (112) is equidistantly arranged above the bracket (111), and the electrode plate (113) is slidably connected to the limiting groove (112). The electrode plate (113) is installed inside the electrolytic cell (11) through the limiting groove (112) above the bracket (111) at equal distances.

Images