CN209890379U

CN209890379U - Copper sulfate production raw material purification system

Info

Publication number: CN209890379U
Application number: CN201920411231.XU
Authority: CN
Inventors: 金梁云; 庄永; 周峻; 刘彦超
Original assignee: BYEN KUNSHAN RENSE AVFALL QIANDENG Co Ltd
Current assignee: BYEN KUNSHAN RENSE AVFALL QIANDENG Co Ltd
Priority date: 2019-03-27
Filing date: 2019-03-27
Publication date: 2020-01-03
Anticipated expiration: 2029-03-27

Abstract

The utility model provides a copper sulfate production raw material purification system for solving the technical problems of poor purification effect and long purification consumption time of copper sulfate raw materials, wherein the upper half part of a purification kettle is provided with an upper liquid outlet, the bottom part of the purification kettle is provided with a lower liquid outlet, the upper liquid outlet is connected with a temporary storage barrel through a first liquid pipe, the lower liquid outlet is connected with a filter tank through a second liquid pipe, and the first liquid pipe and the second liquid pipe are both provided with a pressure pump with a check valve; an upper liquid level sensor and a lower liquid level sensor are arranged in the kettle body. The raw materials once purifies the completion back, and the force pump of liquid pipe one starts earlier and takes out the raw materials on upper portion to the bucket of keeping in, and the controller closes the force pump with liquid pipe one according to the detected signal of last level sensor to start the force pump of liquid pipe two, the raw materials after the purification adopt respectively according to the level and stews and filterable mode secondary purification, has improved the purification efficiency of raw materials, and this clean system can once purify and secondary purification in step, has shortened copper sulfate production raw materials clean time.

Description

Copper sulfate production raw material purification system

Technical Field

The utility model relates to a copper sulfate production facility technical field mainly relates to copper sulfate raw materials for production clean system.

Background

The raw materials for producing the copper sulfate product comprise acidic etching waste liquid and alkaline etching waste liquid. The chemical purification of the acidic etching waste liquid is mainly divided into four steps:

1. pumping the acidic etching waste liquid to be purified into a purification stirring kettle, and about 2/3 times;

2. calculating the weight ratio of the sodium chlorate solution prepared in the preparation barrel to the sodium chlorate according to the amount of the raw materials to oxidize cuprous copper and the like in the raw materials;

3. adding a certain amount of activated carbon, removing impurities in the raw materials, reacting for 30 minutes, and then waiting for filter pressing;

4. starting a filter pressing pump to start filter pressing, separating solid from liquid, and feeding the obtained clean and purified acidic etching waste liquid into a storage tank.

The purification treatment process is simple, organic matters in the acidic etching waste liquid are removed by using sodium chlorate, cuprous oxide and active carbon, the treatment pressure of impurities on a waste water workshop can be reduced, and the production stability and the product quality of copper sulfate can be effectively guaranteed.

After the raw materials are added into the purification stirring kettle for purification, the raw materials are pumped into a neutralization barrel by a pressure pump for neutralization reaction. And part of fixed impurities which are not completely precipitated can be remained in the purified raw materials, and if the raw materials directly enter a neutralization barrel for neutralization reaction, the purity of the obtained copper sulfate product is lower. Moreover, the raw material needs to be kept stand for a period of time after purification is completed to ensure that the solid is completely precipitated, and the standing process usually consumes a large amount of time, so that the production efficiency of the copper sulfate is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a clean system that can shorten copper sulfate production raw materials purifying time, improve raw materials purifying effect is provided.

In order to solve the technical problem, the utility model discloses a technical scheme as follows:

the copper sulfate production raw material purification system comprises a purification kettle, a temporary storage barrel and a filter tank, wherein an upper liquid outlet is formed in the upper half part of a kettle body of the purification kettle, a lower liquid outlet is formed in the bottom of the kettle body, the upper liquid outlet is connected with the temporary storage barrel through a first liquid pipe, the lower liquid outlet is connected with the filter tank through a second liquid pipe, pressure pumps are installed on the first liquid pipe and the second liquid pipe, and one-way valves are installed at outlets of the pressure pumps; an upper liquid level sensor and a lower liquid level sensor are arranged in the kettle body, and a controller of the purification system receives signals of the two liquid level sensors and controls the opening and closing of the pressure pump.

After the raw materials are purified in the purification kettle for the first time, a pressure pump of the first liquid pipe is started to pump the raw materials on the upper portion of the kettle body into a temporary storage barrel, when an upper liquid level sensor detects that the liquid level in the kettle body is reduced to a preset value, a signal is transmitted to a controller, the controller closes the pressure pump of the first liquid pipe, and a pressure pump of the second liquid pipe is started; the liquid level in the kettle body continues to fall, when the liquid level sensor detects that the liquid level in the kettle body falls to a preset value, a transmission signal is sent to the controller, and the controller closes the pressure pump of the liquid pipe II. The raw materials once purify the completion back in the internal portion of cauldron, the impurity that contains in the raw materials of upper portion is less, directly takes out to stew in the bucket of keeping in, and the impurity that contains in the raw materials of lower part is more, takes out to filter jar interior physics and filters, will keep in the bucket again after a period and take out to carry out neutralization reaction in the neutralization bucket, and the raw materials after the purification adopts the mode secondary purification of standing and filtering respectively according to the level, has improved the purification efficiency of raw materials. Raw materials in the purification kettle are pumped into the temporary storage barrel to be kept still, so that new raw materials can be immediately added into the purification kettle to carry out purification treatment, and therefore the purification system can carry out primary purification and secondary purification synchronously, the purification time of copper sulfate production raw materials is shortened, and the production efficiency of copper sulfate is improved.

The utility model provides a preferred clean system, the inside filter media of filling of filter tank is quartz sand, and the bottom is the supporting layer of coarse sand, and upper portion is the precoat of fine sand. The quartz sand is used as a filter medium, and the raw material is filtered by granular or non-granular quartz sand with a certain thickness under a certain pressure, so that suspended matters and solids in the raw material are effectively intercepted and removed, and the purification effect of the raw material is improved.

The utility model provides a preferred clean system, the liquid outlet department of the bucket of keeping in installs the filter screen. Therefore, the raw materials after standing are filtered again by the filter before entering the neutralizing barrel, and the purification efficiency of the raw materials is improved.

The utility model provides a preferred clean system, the liquid outlet department of crossing the filter tank installs the filter screen. Therefore, the filtered raw materials are filtered again by the filter before entering the neutralizing barrel, and the purification efficiency of the raw materials is improved.

The utility model provides a preferred clean system, the mesh number of filter screen is 100-. After the raw material enters the filter screen through the main pipe, solid impurity particles are blocked by the filter screen, and clean fluid passes through the filter screen and is discharged from the outlet of the filter.

The utility model provides a preferred clean system, the quantity of the bucket of keeping in is three, the last liquid outlet department that purifies the cauldron is provided with the cross valve, the bucket of keeping in all adopts liquid pipe one and the valve port intercommunication that corresponds.

The utility model provides a preferred clean system, the staving of the bucket of keeping in comprises upper cover and lower staving, the top edge of staving sets the step form down, the upper cover is arranged in on the step, and with bucket body sealing connection down. Therefore, the upper cover can be opened to intensively clean solid impurities in the temporary storage barrel.

To sum up, the beneficial effects of the utility model are that: 1. the purified raw materials are secondarily purified in a standing and filtering mode according to the levels, so that the purification efficiency of the raw materials is improved; 2. the filter material in the filter tank belongs to consumable materials, and the cost of secondary purification is saved by a layered purification mode; 3. the purification system can synchronously carry out primary purification and secondary purification, shortens the purification time of the raw materials for producing the copper sulfate and improves the production efficiency of the copper sulfate.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below.

FIG. 1 is a layout diagram of a copper sulfate production raw material purification system;

FIG. 2 is a schematic view of a buffer tank;

fig. 3 is a schematic view of a filtration tank.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1, the copper sulfate production raw material purification system comprises a purification kettle 10, a temporary storage barrel 20 and a filter tank 30, wherein an upper liquid outlet 11 is arranged at the upper half part of the kettle body of the purification kettle 10, a lower liquid outlet 12 is arranged at the bottom of the kettle body, the upper liquid outlet 11 is connected with the temporary storage barrel 20 through a first liquid pipe 40, the lower liquid outlet 12 is connected with the filter tank 30 through a second liquid pipe 50, both the first liquid pipe 40 and the second liquid pipe 50 are provided with a pressure pump, and a one-way valve is arranged at the outlet of the pressure; an upper liquid level sensor 60 and a lower liquid level sensor 70 are arranged in the kettle body, and a controller of the purification system receives signals of the two liquid level sensors and controls the opening and closing of the pressure pump. After the raw materials are purified in the purification kettle 10 for the first time, the pressure pump 80 of the first liquid pipe is started to pump the raw materials on the upper part of the kettle body into the temporary storage barrel 20, when the upper liquid level sensor 60 detects that the liquid level in the kettle body is reduced to a preset value, a signal is transmitted to the controller, the controller closes the pressure pump of the first liquid pipe, and the pressure pump 90 of the second liquid pipe is started; the liquid level in the kettle continues to fall, when the liquid level sensor 70 detects that the liquid level in the kettle falls to a preset value, a signal is transmitted to the controller, and the controller closes the pressure pump of the second liquid pipe 50.

The raw materials once purify the completion back in the internal portion of cauldron, the impurity that contains in the raw materials of upper portion is less, directly takes out to stew in the bucket 20 of keeping in, and the impurity that contains in the raw materials of lower part is more, takes out to filter jar 30 interior physical filtration, takes out the raw materials of keeping in bucket 20 and filter jar 30 after a period again and carries out neutralization reaction to in the neutralization bucket, and the raw materials after the purification adopt respectively to stand and filterable mode secondary purification according to the level, has improved the purification efficiency of raw materials. Raw materials in the purifying kettle 10 are pumped into the temporary storage barrel 20 to be kept still, so that new raw materials can be immediately put into the purifying kettle 10 for purification treatment, and the purifying system can synchronously carry out primary purification and secondary purification, shortens the purification time of raw materials for copper sulfate production, and improves the production efficiency of copper sulfate.

The number of the temporary storage barrels 20 is not limited to one, and may be set to be plural according to the time ratio of the primary purification and the secondary purification, that is, the standing of one temporary storage barrel 20 is not completed, and after the purification in the purification kettle 10 is completed, the raw material in the purification kettle 10 may be pumped to another temporary storage barrel 20. The temporary storage barrel 20 can be set into a plurality of small-sized temporary storage barrels 20 according to the cleaning requirement, referring to fig. 2, the small temporary storage barrel consists of an upper cover 21 and a lower barrel 22, the upper cover 21 and the lower barrel 22 are in sealing connection through a flange plate, the upper cover 21 can be opened during cleaning, and solid impurities in the temporary storage barrel 20 are cleaned in a concentrated mode.

Referring to fig. 3, the filter material filled in the filter tank is quartz sand, the bottom is a supporting layer 31 of coarse sand, and the upper is a filter material layer 32 of fine sand. The quartz sand is used as a filter medium, and the raw material is filtered by granular or non-granular quartz sand with a certain thickness under a certain pressure, so that suspended matters and solids in the raw material are effectively intercepted and removed, and the purification effect of the raw material is improved. The filter material can adopt a filter screen, a filter bag and the like besides quartz sand, as long as solid impurities in the raw materials can be filtered. Because the filtering tank adopts a physical filtering mode, the filtering can be completed quickly, and therefore, only one filtering tank can be arranged, but not limited to one filtering tank.

The 480-mesh filter screen is installed at the liquid outlet of the temporary storage barrel and the filter tank, the filter screen is arranged in the filter, after the raw materials enter the filter screen through the main pipe, solid impurity particles are blocked by the filter screen, and clean fluid passes through the filter screen and is discharged from the outlet of the filter.

Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The copper sulfate production raw material purification system is characterized by comprising a purification kettle (10), a temporary storage barrel (20) and a filter tank (30), wherein an upper liquid outlet (11) is formed in the upper half part of a kettle body of the purification kettle (10), a lower liquid outlet (12) is formed in the bottom of the kettle body, the upper liquid outlet (11) is connected with the temporary storage barrel (20) through a first liquid pipe (40), the lower liquid outlet (12) is connected with the filter tank (30) through a second liquid pipe (50), pressure pumps are installed on the first liquid pipe (40) and the second liquid pipe (50), and one-way valves are installed at outlets of the pressure pumps; an upper liquid level sensor (60) and a lower liquid level sensor (70) are arranged in the kettle body, and a controller of the purification system receives signals of the two liquid level sensors and controls the opening and closing of the pressure pump.

2. The purification system according to claim 1, wherein the filter material filled in the filter tank is quartz sand, the bottom is a supporting layer (31) of coarse sand, and the upper is a filter material layer (32) of fine sand.

3. Purification system according to claim 2, wherein a filter screen is mounted at the outlet of the intermediate storage tank (20).

4. The purification system of claim 3, wherein a filter screen is installed at the outlet of the filter tank.

5. The purification system as recited in claim 4, wherein the mesh number of the filter screen is 100-480 meshes.

6. The purification system according to claim 1 or 5, wherein the number of the temporary storage barrels (20) is three, a four-way valve is arranged at the upper liquid outlet (11) of the purification kettle (10), and the temporary storage barrels (20) are communicated with the corresponding valve ports through the first liquid pipe (40).

7. The purification system according to claim 6, wherein the body of the intermediate storage tank (20) is composed of an upper cover (21) and a lower body (22), the top edge of the lower body (22) is stepped, and the upper cover (21) and the lower body (22) are flanged.