CN217595294U

CN217595294U - Device for flushing residual anode of silver anode plate

Info

Publication number: CN217595294U
Application number: CN202220450065.6U
Authority: CN
Inventors: 洪渊; 冯岩; 徐鹏; 于丽娜; 李绍伟; 王程阁; 曹杰义; 郝勇
Original assignee: Jinchuan Group Co Ltd
Current assignee: Jinchuan Group Copper Gui Co ltd
Priority date: 2022-03-03
Filing date: 2022-03-03
Publication date: 2022-10-18
Anticipated expiration: 2032-03-03

Abstract

The utility model provides a device for washing silver anode plate residual anode, which comprises a cleaning room, a filter tank and a middle liquid storage tank, wherein the filter tank and the middle liquid storage tank are positioned at the downstream of the cleaning room; a guide plate is obliquely arranged below the grating plate and is communicated with the fluid of the filter tank, and a filter cloth bag is arranged in the filter tank; the filter tank is communicated with the middle liquid storage tank through a pipeline, the middle liquid storage tank is connected with a booster pump through a first valve, and the booster pump is connected with the spraying header pipe through a second valve. Adopt the utility model discloses can reduce the water waste, ensure the anode plate anode scrap sanitization, reduce workman intensity of labour, have better practicality.

Description

Device for flushing residual anode of silver anode plate

Technical Field

The utility model belongs to the technical field of noble metal hydrometallurgy, a anode plate washs technical field, concretely relates to wash device of silver anode plate residual anode.

Background

The process of preparing silver by electrolyzing a silver anode plate is a process commonly adopted by silver production enterprises, the anode plate is placed in silver nitrate electrolyte, silver on the anode plate is dissolved in the electrolyte under the action of current, silver powder is separated out at a cathode, and the silver content of the obtained silver powder can reach 99.99wt%. The silver anode plate is usually a square plate and an auxiliary lug thereof, the lug mainly plays the roles of conducting electricity and hanging the plate, and the anode plate immersed in the electrolyte is continuously consumed and becomes smaller and smaller along with the continuous electrolysis process. The reduction of the anode plate in the electrolyte means that the contact area of the anode plate and the electrolyte is also reduced, the loop resistance and voltage are increased, and the temperature of the electrolyte is also increased, which brings a series of problems to the environment and production. Therefore, the electrolysis of silver must be finished to a certain extent, and the residual anode which is not electrolyzed is taken out of the tank.

Firstly, silver anode mud adhered to the surface of a discharged anode scrap needs to be cleaned by using a scrubbing brush, and the anode scrap is heavy and large in quantity, so that time and labor are consumed for manual cleaning, the operation environment is poor, and the anode mud adhered to an anode plate cannot be completely cleaned; secondly, a large amount of washing water is remained after the anode plate anode scrap is washed, the anode plate anode scrap directly enters a furnace, safety risk exists, the anode plate anode scrap can enter the furnace after the anode plate scrap is dried, and the anode scrap emergence time is prolonged.

SUMMERY OF THE UTILITY MODEL

To the technical problem, the utility model provides a device for washing silver anode plate anode scrap is in order to solve above-mentioned technical problem.

The utility model adopts the following technical scheme:

a device for washing residual anodes of silver anode plates comprises a cleaning room, a filter tank and a middle liquid storage tank, wherein the filter tank and the middle liquid storage tank are positioned at the downstream of the cleaning room; a guide plate is obliquely arranged below the grating plate, the guide plate is communicated with the fluid of the filter tank, and a filter cloth bag is arranged in the filter tank; the filter tank is communicated with the middle liquid storage tank through a pipeline, the middle liquid storage tank is connected with a booster pump through a first valve, and the booster pump is connected with the spraying header pipe through a second valve.

Compared with the prior art, the utility model has the advantages of as follows:

1. the efficiency is high, the new equipment simultaneously cleans two surfaces of the anode plate residual anode by using a plurality of high-pressure spray pipes, the cleaning time of the anode plate residual anode only needs 3-5 minutes, and the residual anode cleaning effect is good and the cleaning is clean;

2. the automatic degree is high, the labor intensity of post personnel is reduced, the new equipment does not need operators to frequently carry the residual anode and use a scrubbing brush for cleaning, and the purpose of cleaning the residual anode can be realized only by controlling a lifting appliance and switching on and off a booster pump;

3. the water consumption is small, the time for cleaning the anode scrap is short, and the washing water flows into the middle liquid storage tank again after being filtered, so that the washing water can be recycled;

4. the high-pressure air pipe is communicated to sweep the redundant washing water on the surface of the anode plate, so that the subsequent treatment of the anode scrap is facilitated.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic diagram of the cleaning chamber of FIG. 1:

FIG. 3 is a schematic view of the spraying structure of FIG. 1;

in the figure, 1-cleaning room, 2-filter tank, 3-intermediate liquid storage tank, 4-booster pump, 5-first valve, 6-second valve, 7-third valve, 8-high pressure air pipe, 9-spraying main pipe, 10-lifting appliance, 11-spraying branch pipe, 12-anode plate, 13-grid plate, 14-filter bag, 15-guide plate, 16-first slit, 17-second slit.

Detailed Description

The invention is further explained below with reference to the drawings and the detailed description.

As shown in fig. 1-3, a device for washing residual anodes of silver anode plates comprises a cleaning room 1, a filter tank 2 and an intermediate liquid storage tank 3 which are positioned at the downstream of the cleaning room 1, wherein a grid plate 13 is fixed in the cleaning room 1, a main spray pipe 9 is arranged above the grid plate 13, the main spray pipe 9 is fixed at the top of the cleaning room 1 through a pipe clamp, the main spray pipe 1 is also connected with a plurality of branch spray pipes 11, and a plurality of spray slits are formed in two sides of the bottom of each branch spray pipe 11; the spray slits comprise first slits 16 arranged at the bottom of the outer side of the spray branch pipe 11 and second slits 17 arranged at the bottom of the inner side of the spray branch pipe 11, and the first slits 16 and the second slits 17 are uniformly arranged in a staggered manner; a lifting appliance 10 is also arranged between two adjacent spraying branch pipes 11, and the lifting appliance 10 is fixed at the top of the cleaning room 1; a guide plate 15 is obliquely arranged below the grating plate 13, the guide plate 15 is communicated with the fluid of the filter tank 2, and a filter cloth bag 14 is arranged in the filter tank 2; the filter tank 2 is communicated with the intermediate liquid storage tank 3 through a pipeline, the intermediate liquid storage tank 3 is connected with a booster pump 4 through a first valve 5, the booster pump 4 is connected with a spray header pipe 9 through a second valve 6, and the spray header pipe 9 is also connected with a high-pressure air pipe 8 through a third valve 7.

When the flushing device is used, the anode plate 12 after electrolysis is taken out of the electrolyte, transferred to the cleaning room 1 and hung on the lifting appliance 10, and enough washing water is ensured in the intermediate liquid storage tank 3 before cleaning, generally based on two thirds of the volume of the intermediate liquid storage tank 3; then the first valve 5 is opened, the booster pump 4 is opened, the second valve 6 is opened, the third valve 7 is closed, the washing water is pumped into the spray header pipe 9 through the booster pump 4 and is sprayed onto the anode plate 12 through the first slit 16 and the second slit 17 on the spray branch pipe 11, the hanger 10 is moved up and down, anode mud attached to the anode plate 12 anode scrap is quickly separated from the anode scrap under the washing of high-pressure water flow, the anode mud passes through the grid sieve plate 13 along with the water flow, falls on the guide plate 15 and then flows into the filter tank 2, the bottom in the filter tank 2 is paved with a layer of filter cloth bag 14, and the washing water filtered by the anode mud flows back into the intermediate liquid storage tank 3 through a water pipe; after the anode scrap is cleaned, the booster pump 4 is closed, the first valve 5 and the second valve 6 are closed, the third valve 7 is opened, high-pressure air is blown out from the external high-pressure air pipe 8 along the first slit 16 and the second slit 17 on the spray branch pipe 11, the hanger 10 moves up and down, the attached washing water on the anode scrap 12 is blown clean, then the third valve 7 is closed, and the cleaned anode scrap 12 is lifted out by the hanger and is loaded into the anode scrap tool.

Adopt the utility model discloses washing unit, a set of incomplete utmost point scavenging period is 3-5 minutes, and the positive pole mud washs thoroughly, does not have attached positive pole mud on the incomplete polar plate, washs a set of anode plate water consumption and is 200L, sweeps with high-pressure wind after the anode plate incomplete utmost point washes clean, can guarantee next stoving process operation safety.

The hanger 10 can be a conventional hanger such as an electric hoist in the prior art, the first valve 5, the second valve 6 and the third valve 7 can be check valves, and the filter cloth bag 14 can be a fine filter cloth bag or a coarse filter cloth bag according to actual field conditions, which is not limited here.

Claims

1. The utility model provides a wash device of silver anode stub which characterized in that: the cleaning device comprises a cleaning room (1), a filter tank (2) and an intermediate liquid storage tank (3), wherein the filter tank (2) and the intermediate liquid storage tank are positioned at the downstream of the cleaning room (1), a grating plate (13) is arranged in the cleaning room (1), a main spray pipe (9) is arranged above the grating plate (13), the main spray pipe (9) is fixed at the top of the cleaning room (1), the main spray pipe (9) is also connected with a plurality of branch spray pipes (11), a plurality of spray slits are formed in two sides of the bottom of each branch spray pipe (11), a lifting appliance (10) is arranged between every two adjacent branch spray pipes (11), and the lifting appliance (10) is fixed at the top of the cleaning room (1); a guide plate (15) is obliquely arranged below the grating plate (13), the guide plate (15) is communicated with the fluid of the filter tank (2), and a filter cloth bag (14) is arranged in the filter tank (2); the bottom of the filter tank (2) is communicated with the middle liquid storage tank (3) through a pipeline, the middle liquid storage tank (3) is connected with a booster pump (4) through a first valve (5), and the booster pump (4) is connected with a spraying header pipe (9) through a second valve (6).

2. The apparatus according to claim 1, wherein the apparatus comprises: the spraying main pipe (9) is also connected with a high-pressure air pipe (8) through a third valve (7).

3. The apparatus according to claim 1, wherein the apparatus comprises: the spray slits comprise first slits (16) arranged at the outer bottom of the spray branch pipe (11) and second slits (17) arranged at the inner bottom of the spray branch pipe (11), and the first slits (16) and the second slits (17) are uniformly arranged in a staggered mode.