CN215388073U - Filter device in silver electrolysis equipment - Google Patents

Abstract

The utility model discloses a filtering device in silver electrolysis equipment, which comprises a base, wherein a first motor is arranged in the base, the first motor is fixedly connected with a first rotating shaft, the first rotating shaft is sequentially and fixedly connected with an outer barrel and a rotating container, a water drainage hole is formed in the side wall of the rotating container, a heating chamber is arranged at the bottom of the rotating container, a V-shaped plate is arranged above the heating chamber, a filtering port is formed in the bottom of the V-shaped plate, a barrel-shaped filtering net is arranged at the filtering port and sleeved on a connecting pipe, a first water drainage pipe is arranged at the lower end of the connecting pipe, a second water drainage pipe communicated with the chamber is arranged at the bottom of the outer barrel, a second motor is arranged at the top of the outer barrel, the second motor is connected with a stirring blade through a rotating shaft, and a feed inlet is formed in the top of the outer barrel. The utility model has reasonable design and convenient operation, does not pollute products by impurities in the whole process, can realize full automation of the work of washing and filtering the silver powder and improve the recovery rate of the electrolytic silver powder.

Description

Filter device in silver electrolysis equipment

Technical Field

The utility model relates to the field of special equipment for washing and filtering electrolytic silver powder in the noble metal smelting industry, in particular to a filtering device in silver electrolysis equipment.

Background

In the noble metal smelting silver electrolysis process, silver powder contains a certain amount of silver nitrate electrolyte in the process of electrolysis out of a tank, and the electrolyzed silver powder needs to be washed in order to ensure the quality of the silver powder product. At present, in the noble metal smelting industry, silver powder washing mainly depends on manual operation, namely, the silver powder after being taken out of a groove is placed in a washing groove, is injected with distilled water for soaking, is manually stirred and is repeatedly washed until the washing water of the silver powder is neutral. The washed silver powder is not filtered, the water content is about 7-10%, the silver powder needs to be baked for 3-4 hours by a hot air oven, and the silver powder can be used for the next procedure after being dried. In addition, the washing water used for washing is large, so that the work of silver precipitation by sodium chloride is increased, the loss of valuable metals is large, a large amount of washing water is generated and enters a purification system, and the wastewater treatment cost is increased. Therefore, the traditional manual operation has the defects of low production efficiency, high labor intensity, high loss of valuable metal silver, high consumption of washing water and the like, and is not suitable for the requirement of modern production.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a filtering device in silver electrolysis equipment to solve the above problems.

The purpose of the utility model is realized by the following technical scheme:

a filtering device in silver electrolysis equipment comprises a base, wherein a first motor is arranged in the base, the first motor is fixedly connected with a first rotating shaft, the first rotating shaft is sequentially and fixedly connected with an outer barrel and a rotating container, a water drain hole is formed in the side wall of the rotating container and is communicated with a cavity formed between the outer barrel and the rotating container, a heating chamber is arranged at the bottom of the rotating container, an electric heating coil is arranged in the heating chamber, a V-shaped plate is arranged above the heating chamber and enables the bottom of the rotating container to form a funnel shape, and a filtering port is formed at the bottom of the V-shaped plate; a cylindrical filter screen is arranged at the position of the filter opening and is sleeved on the connecting pipe; the connecting pipe lower extreme is provided with first drain pipe, the connecting pipe is provided with the sealing washer with changeing the courage junction, first drain pipe is provided with the sealing washer with the urceolus junction, the urceolus bottom is equipped with the second drain pipe with the cavity intercommunication, the urceolus top is provided with the second motor, the stirring leaf is connected through the second pivot to the second motor, the position that the urceolus was passed through in the pivot is provided with the sealing washer, urceolus top left side and right side respectively are provided with a feed inlet.

Preferably, the inner diameter of the connection pipe is larger than the outer diameter of the first drain pipe;

preferably, the inner diameter of the connecting pipe is matched with the outer diameter of the cylindrical filter screen;

preferably, the stirring blades are provided with a plurality of stirring blades, and are connected to the second rotating shaft at equal intervals;

preferably, the stirring blade becomes shorter from top to bottom;

preferably, valves are arranged at the feed port, the first drain pipe and the second drain pipe;

preferably, the top of the outer cylinder is also provided with a sight glass hole and a sight glass lamp;

preferably, the sight glass hole and the observation hole lamp are respectively arranged at the left side and the right side of the second motor and are positioned between the second motor and the feed inlet;

preferably, the base is further provided with a liquid receiving disc.

Compared with the prior art, the utility model has the beneficial technical effects that:

the centrifugal device is adopted in the silver powder drying device, so that the filtering and separating effect can be greatly improved, the water content of the silver powder is greatly reduced, the silver powder drying time is saved, and the energy consumption is reduced. By adopting the utility model, the electrolytic mother liquor can be recycled, and the metal loss rate can be greatly reduced; the centrifugal dehydration device and the heating and drying device are combined, one set of equipment does not need to be purchased, the use and maintenance cost is reduced, and the production efficiency is improved. When the filtering and drying are completed, the connecting pipe is opened, the cylindrical filter screen is taken down, the materials can be quickly and conveniently taken, the whole process cannot pollute the product by impurities, and the production of the product is more facilitated.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure, 1, a base, 2, a first motor, 3, a first rotating shaft, 4, an outer cylinder, 5, a rotating container, 6, a water discharging hole, 7, a heating chamber, 8, an electric heating coil, 9, a V-shaped plate, 10, a filtering port, 11, a cylindrical filter screen, 12, a connecting pipe, 13, a first water discharging pipe, 14, a second water discharging pipe, 15, a second motor, 16, a second rotating shaft, 17, a stirring blade, 18, a feeding port, 19, a valve, 20, a sight glass hole, 21, a viewing hole lamp, 22 and a liquid receiving disc.

Detailed Description

The technical solutions in the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution:

a filtering device in silver electrolysis equipment comprises a base 1, wherein a first motor 2 is arranged in the base 1, a first rotating shaft 3 is fixedly connected to the first motor 2, the first rotating shaft 3 is sequentially and fixedly connected with an outer barrel 4 and a rotating liner 5, a water drain hole 6 is formed in the side wall of the rotating liner 5 and communicated with a cavity formed between the outer barrel 4 and the rotating liner 5, a heating chamber 7 is arranged at the bottom of the rotating liner 5, an electric heating coil 8 is arranged in the heating chamber 7, a V-shaped plate 9 is arranged above the heating chamber 7, the bottom of the rotating liner 5 is formed into a funnel shape by the V-shaped plate 9, and a filtering port 10 is formed at the bottom of the V-shaped plate 9; a cylindrical filter screen 11 is arranged at the filter opening 10, and the cylindrical filter screen 11 is sleeved on the connecting pipe 12; the inner diameter of the connecting pipe 12 is matched with the outer diameter of the cylindrical filter screen 11; a first drainage pipe 13 is arranged at the lower end of the connecting pipe 12, and the inner diameter of the connecting pipe 12 is larger than the outer diameter of the first drainage pipe 13; a sealing ring is arranged at the joint of the connecting pipe 12 and the rotary container 5, a sealing ring is arranged at the joint of the first drainage pipe 13 and the outer cylinder 4, a second drainage pipe 14 communicated with the chamber is arranged at the bottom of the outer cylinder 4, a second motor 15 is arranged at the top of the outer cylinder 4, the second motor 15 is connected with a stirring blade 17 through a second rotating shaft 16, and the stirring blade 17 is provided with a plurality of stirring blades which are connected to the second rotating shaft 16 at equal intervals; the stirring blade 17 becomes shorter from top to bottom; a sealing ring is arranged at the position of the second rotating shaft 16 passing through the outer barrel 4, the left side and the right side of the top of the outer barrel 4 are respectively provided with a feeding hole 18, and valves 19 are arranged at the feeding hole 18, the first drainage pipe 13 and the second drainage pipe 14; the top of the outer cylinder 4 is also provided with a sight glass hole 20 and a sight glass lamp 21; the sight glass hole 20 and the observation hole lamp 21 are respectively arranged at the left side and the right side of the second motor 15 and are positioned between the second motor 15 and the feed inlet 18; the base 1 is also provided with a liquid receiving disc 22.

When the centrifugal machine works, the first motor 2 is started to drive the first rotating shaft 3 to rotate, and the first rotating shaft 3 is fixedly connected with the outer barrel 4 and the rotating liner 5, so that the outer barrel 4 and the rotating liner 5 are driven to do centrifugal motion at the same speed and the same direction, and the rotating speed is adjusted to be 1000-10000 r/min. Opening an observation lamp in an observation lamp hole 21, observing whether a rotary container 5 normally operates through a sight glass hole 20, after the normal rotation speed is reached, adding silver powder containing nitric acid electrolyte from a feed inlet 18 by controlling a feed valve 19 and a flowmeter, starting high-speed separation of solid-liquid two-phase operation, filtering the silver powder containing nitric acid electrolyte between an outer barrel 4 and the rotary container 5, closing the valve 19 to stop feeding after the feeding reaches a preset volume, timing for 2min by using a time relay, after the electrolyte is discharged from a first drain pipe 13 and a second drain pipe 14 to a liquid receiving disc 22, closing the valve 19, recovering the nitric acid electrolyte from the liquid receiving disc 22 for next electrolysis operation, adding distilled water from the feed inlet 18 to perform washing operation for 2min, repeating for 3 times, discharging the washing water from the first drain pipe 13 and the second drain pipe 14 to the liquid receiving disc 22, detecting the washing water to be neutral by using a pH test paper, and stopping adding the distilled water, washing water is retrieved from receiving the liquid dish and is sent to the subsequent processing process, receives gravity and centrifugal force influence, and silver powder drops into cartridge filter 11, opens electric heat coil control switch, begins to carry out self-heating to silver powder, and after silver powder was dried, the electric heating stopped, opened connecting pipe 12, took off cartridge filter 11, poured the material.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims (9)

1. A filtering device in silver electrolysis equipment comprises a base and is characterized in that a first motor is arranged in the base, the first motor is fixedly connected with a first rotating shaft, the first rotating shaft is sequentially and fixedly connected with an outer barrel and a rotating container, a water discharging hole is formed in the side wall of the rotating container and is communicated with a cavity formed between the outer barrel and the rotating container, a heating chamber is arranged at the bottom of the rotating container, an electric heating coil is arranged in the heating chamber, a V-shaped plate is arranged above the heating chamber and enables the bottom of the rotating container to form a funnel shape, and a filtering opening is formed in the bottom of the V-shaped plate; a cylindrical filter screen is arranged at the position of the filter opening and is sleeved on the connecting pipe; the connecting pipe lower extreme is provided with first drain pipe, the connecting pipe is provided with the sealing washer with changeing the courage junction, first drain pipe is provided with the sealing washer with the urceolus junction, the urceolus bottom is equipped with the second drain pipe with the cavity intercommunication, the urceolus top is provided with the second motor, the second motor passes through the second pivot and connects the stirring leaf, the position that the urceolus was passed through in the second pivot is provided with the sealing washer, urceolus top left side and right side respectively are provided with a feed inlet.

2. The filter device of claim 1, wherein the inner diameter of the connection pipe is larger than the outer diameter of the first drain pipe.

3. The filter device of claim 1, wherein the inner diameter of the connecting tube is matched with the outer diameter of the cylindrical filter screen.

4. The filtering device for silver electrolysis equipment according to claim 1, wherein said stirring vanes are provided in a plurality of numbers, and are connected to the second rotating shaft at equal intervals.

5. The filter unit in an apparatus for electrolyzing silver as recited in claim 1, wherein said stirring vanes are gradually shortened from top to bottom.

6. The filtering device of claim 1, wherein the feeding port, the first drainage pipe and the second drainage pipe are provided with valves.

7. The filtering device for silver electrolysis equipment according to claim 1, wherein the top of the outer cylinder is further provided with a sight glass hole and a sight glass lamp.

8. The filtering device of claim 7, wherein the viewing lens and the viewing port lamp are respectively disposed on the left and right sides of the second motor between the second motor and the feeding port.

9. The filtering device of claim 1, wherein the base further comprises a liquid receiving tray.

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