CN214654196U

CN214654196U - Copper plating waste liquid recycling device

Info

Publication number: CN214654196U
Application number: CN202120480447.9U
Authority: CN
Inventors: 徐开荣; 武念东; 张志刚; 邹小江; 毕世涛; 李贵华
Original assignee: Kunming Jinfang Metal Products Co ltd
Current assignee: Kunming Jinfang Metal Products Co ltd
Priority date: 2021-03-05
Filing date: 2021-03-05
Publication date: 2021-11-09
Anticipated expiration: 2031-03-05

Abstract

The utility model relates to a waste liquid recovery technical field, and a copper-plating waste liquid recycle device is disclosed, including filter vat, electrodialysis device and centrifugal device, former water tank and filter vat swing joint, the fixed first semi-permeable membrane that is provided with in filter vat top, the second pellicle, the fixed cationic membrane that is provided with in electrodialysis device upper place, the bottom of cationic membrane is provided with the anion membrane, the division board, the last fixed first centrifugal tank that is provided with of centrifugal device, second centrifugal tank, centrifugal fan, centrifugal device's opposite side is provided with the copper bucket, one side of centrifugal device is provided with the wastewater disposal basin. The waste liquid gets into former cask, and the liquid in former cask flows into in the filter vat, and first semi-permeable membrane and the second semi-permeable membrane on the filter vat are to waste liquid prefilter, and the concentrate can flow into in the electrodialysis device, utilizes the cation membrane can only allow the cation to pass through, and the anion only allows the characteristic that the anion passes through to and the repulsion principle carries out water and copper-containing waste liquid separation, gets into the centrifugal device on right side and carries out centrifugal operation.

Description

Copper plating waste liquid recycling device

Technical Field

The utility model relates to a waste liquid recovery technical field specifically is a copper facing waste liquid recycle device.

Background

The steel wire core coating treatment is a necessary step for producing welded steel wires by coating a layer of metal or alloy on the surface of a non-smooth steel wire requiring coating. The heavy metal pollution generated by plating copper on the steel wire also poses serious threat to the environment; heavy metal ions have non-biodegradability and biological enrichment property, and if the heavy metal ions are discharged into the nature without proper treatment, the heavy metal ions bring great harm to the ecological environment, so the treatment problem of heavy metal wastewater is also concerned by the field of environmental protection. The main treatment method of the copper-containing wastewater comprises reduction of ferrous sulfate, sodium metabisulfite, sodium sulfite, sulfur dioxide and the like, ion exchange by using anion exchange resin, electrochemical reduction, evaporation recovery, adsorption and the like.

The methods have the problems of complex process, high investment cost, excessive chemical agents needing to be added, large sludge amount and secondary pollution, and are difficult to reach the standard of recycling; and the method has high treatment cost and produces secondary pollution and toxic gas by adopting the sodium sulfide. And the methods have no treatment effect on the copper wastewater in a complexing state basically, the copper recovery rate is low, the effect of removing iron impurities is not ideal, and the treatment cost is high.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a copper-plating waste liquid recycle device, it is high to possess the rate of recovery, and waste water treatment cost is low, and effectual advantage has solved the problem that the copper rate of recovery is low, and processing cost is high.

(II) technical scheme

In order to realize the high recovery rate, the low effectual purpose of waste water treatment cost, the utility model provides a following technical scheme:

a copper plating waste liquid recycling device comprises a waste liquid barrel, a filter vat, an electrodialysis device and a centrifugal device, wherein the waste liquid barrel is movably connected with a raw water barrel, the raw water barrel is movably connected with the filter vat, a first semi-permeable membrane is fixedly arranged above the filter vat, a second semi-permeable membrane is fixedly arranged in the middle of the filter vat, the bottom of the filter vat is movably connected with the electrodialysis device, a cation membrane is fixedly arranged above the inside of the electrodialysis device, an anion membrane is arranged at the bottom of the cation membrane, a separation plate is arranged in the electrodialysis device, the electrodialysis device is movably connected with the centrifugal device, a first centrifugal vat is fixedly arranged on the centrifugal device, a second centrifugal vat is fixedly arranged on the centrifugal device, a motor is movably connected on the centrifugal device, a centrifugal fan is movably connected on the motor, and a copper barrel is arranged on the other side of the centrifugal device, and a wastewater pond is arranged on one side of the centrifugal device.

Preferably, the filter vat top is connected with the pipeline, first semi-permeable membrane and second semi-permeable membrane and filter vat in the filter vat are swing joint, the filter vat bottom is connected with pipeline and electrodialysis device fixed connection.

Preferably, a pipeline is arranged on one side of the bottom of the electrodialysis device and connected with the raw water barrel, and a pipeline is arranged on the other side of the electrodialysis device and fixedly connected with the first centrifugal barrel and the second centrifugal barrel respectively.

Preferably, the isolation plate is fixedly arranged on an anion membrane, the cation membrane is movably connected with the electrodialysis device, and the anion membrane is movably connected with the electrodialysis device.

Preferably, the centrifugal fans are two and are respectively arranged at the bottoms of the first centrifugal barrel and the second centrifugal barrel.

Preferably, the centrifugal device is provided with a valve switch which is in an open state when the motor stops operating.

(III) advantageous effects

Compared with the prior art, the utility model provides a copper facing waste liquid recycle device possesses following beneficial effect:

1. this copper-plating waste liquid recycle device, get into former cask through the waste liquid, the liquid of former cask reaches in the certain degree can flow into the filter vat, first semi-permeable membrane and second semipermeable membrane on the filter vat carry out prefilter to the waste liquid, later in the concentrate can flow into the electrodialysis device, utilize the cation membrane can only allow the cation to pass through, the anion only allows the characteristic that the anion passes through, and the rejection principle carries out water and copper-containing waste liquid separation, water can flow back to former cask through the left pipeline in bottom and stores, the centrifugal device on remaining meeting entering right side carries out centrifugal operation, the iron ion can be displaced out, thereby reach the high effect of copper recovery rate.

2. This copper facing waste liquid recycle device, through several semipermeable membranes and several ionic membrane only allow the characteristic that positive (anion) ion passes through to and centrifuge's effect, the process is simple, and the rate of recovery can reach the effect of ninety-five percent, and is pollution-free to the environment, thereby has reached the effect that treatment cost is low.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a partially enlarged schematic view of the present invention;

fig. 3 is a partially enlarged schematic view of the present invention.

In the figure: 1. a waste liquid barrel; 2. a raw water bucket; 3. a filter vat; 301. a first semi-permeable membrane; 302. a second semi-permeable membrane; 4. an electrodialysis unit; 401. a cationic membrane; 402. an anionic membrane; 403. a separator plate; 5. A centrifugal device; 501. a first centrifuge bucket; 502. a second centrifuge bucket; 503. a centrifugal fan; 504. an electric motor; 6. a copper barrel; 7. a wastewater tank.

Detailed Description

The technical solutions in the embodiments of 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a copper plating waste liquid recycling device comprises a waste liquid barrel 1, a filter barrel 3, an electrodialysis device 4 and a centrifugal device 5, wherein the waste liquid barrel 1 is movably connected with a raw water barrel 2, the raw water barrel 2 is movably connected with the filter barrel 3, a first semi-permeable membrane 301 is fixedly arranged above the filter barrel 3, a second semi-permeable membrane 302 is fixedly arranged in the middle of the filter barrel 3, the bottom of the filter barrel 3 is movably connected with the electrodialysis device 4, a cation membrane 401 is fixedly arranged above the inside of the electrodialysis device 4, an anion membrane 402 is arranged at the bottom of the cation membrane 401, a separation plate 403 is arranged in the electrodialysis device 4, the electrodialysis device 4 is movably connected with the centrifugal device 5, a first centrifugal barrel 501 is fixedly arranged on the centrifugal device 5, a second centrifugal barrel 502 is fixedly arranged on the centrifugal device 5, a motor 504 is movably connected on the centrifugal device 5, and a centrifugal fan 503 is movably connected with the motor 504, the other side of the centrifugal device 5 is provided with a copper barrel 6, and one side of the centrifugal device 5 is provided with a wastewater pond 7.

According to the technical scheme, the concentration of copper ions in the copper-containing waste liquid is 3-5g/L, the reverse osmosis pressure is 0.8MPa, and the operation temperature is 25 ℃.

Specifically, the pipeline is connected to the upper portion of the filter vat 3, the first semipermeable membrane 301 and the second semipermeable membrane 302 in the filter vat 3 are movably connected with the filter vat 3, and the pipeline and the electrodialysis device 4 are fixedly connected to the bottom of the filter vat 3.

According to the scheme, the waste liquid is primarily separated into fresh water and concentrated liquid by the first semipermeable membrane 301, and the fresh water and the concentrated liquid are further concentrated and filtered by the second semipermeable membrane 302 and then are input into the electrodialysis device 4 through a pipeline.

Specifically, a pipeline is arranged on one side of the bottom of the electrodialysis device 4 and connected with the raw water barrel 2, and a pipeline is arranged on the other side of the electrodialysis device 4 and fixedly connected with the first centrifugal barrel 501 and the second centrifugal barrel 502 respectively.

According to the above scheme, the electrodialysis device 4 treats the concentrate and inputs the treated concentrate into the first and

second centrifuge buckets

501 and 502.

Specifically, the partition plate 403 is fixedly provided on the anion membrane 402, the cation membrane 401 is movably connected to the electrodialysis device 4, and the anion membrane 402 is movably connected to the electrodialysis device 4.

According to the above scheme, many ion permeable pores are arranged on the cation membrane 401 and the anion membrane 402 in a cross manner, and are divided into small water chambers, and ions in the concentrated solution are directionally migrated on the small water chambers.

Specifically, there are two centrifugal fans 503, which are respectively disposed at the bottoms of the first centrifugal barrel 501 and the second centrifugal barrel 502.

According to the scheme, the centrifugal fan 503 can effectively separate and purify metals by adopting a centrifugal electrolysis technology, and is a selective electrolysis technology.

Specifically, the centrifugal device 5 is provided with a valve switch that is in an open state when the motor 504 stops operating.

According to the scheme, the motor 504 stops to enable separated water and copper liquid to enter the copper barrel 6 and the wastewater tank 7 respectively through the valve switch.

The working principle is as follows: get into former cask 2 through the waste liquid, the liquid of former cask 2 reaches in certain degree can flow into filter vat 3, first semi-permeable membrane 301 and second semi-permeable membrane 302 on the filter vat 3 carry out prefilter to the waste liquid, later the concentrate can flow into in the electrodialysis device 4, utilize cation membrane 401 can only allow the cation to pass through, anion only allows the characteristic that the anion passes through, and the exclusion principle carries out water and copper-containing waste liquid separation, water can flow back to former cask 2 through the left pipeline in bottom and stores, the centrifugal device 5 that remains can get into the right side carries out centrifugal operation.

In conclusion, the copper plating waste liquid recycling device achieves the purpose of collecting copper liquid through the filtering barrel 3, the electrodialysis device 4 and the centrifugal device 5 to filter and separate the waste liquid, and the centrifugal operation and the like.

Claims

1. The utility model provides a copper facing waste liquid recycle device, includes waste liquid bucket (1), filter vat (3), electrodialysis device (4) and centrifugal device (5), its characterized in that: the waste liquid barrel (1) is movably connected with the raw water barrel (2), the raw water barrel (2) is movably connected with the filter barrel (3), a first semi-permeable membrane (301) is fixedly arranged above the filter barrel (3), a second semi-permeable membrane (302) is fixedly arranged in the middle of the filter barrel (3), the bottom of the filter barrel (3) is movably connected with the electrodialysis device (4), a cation membrane (401) is fixedly arranged above the inside of the electrodialysis device (4), an anion membrane (402) is arranged at the bottom of the cation membrane (401), a separation plate (403) is arranged in the electrodialysis device (4), the electrodialysis device (4) is movably connected with the centrifugal device (5), a first centrifugal barrel (501) is fixedly arranged on the centrifugal device (5), a second centrifugal barrel (502) is fixedly arranged on the centrifugal device (5), and a motor (504) is movably connected with the centrifugal device (5), the motor (504) is movably connected with a centrifugal fan (503), the other side of the centrifugal device (5) is provided with a copper barrel (6), and one side of the centrifugal device (5) is provided with a wastewater pool (7).

2. The copper plating waste liquid recycling device according to claim 1, characterized in that: the utility model discloses a filter vat, including filter vat (3), filter vat (3) top is connected with the pipeline, first semi-permeable membrane (301) and second semi-permeable membrane (302) in filter vat (3) are swing joint with filter vat (3), filter vat (3) bottom is connected with pipeline and electrodialysis device (4) fixed connection.

3. The copper plating waste liquid recycling device according to claim 1, characterized in that: a pipeline is arranged on one side of the bottom of the electrodialysis device (4) and connected with the raw water barrel (2), and pipelines are arranged on the other side of the electrodialysis device (4) and fixedly connected with the first centrifugal barrel (501) and the second centrifugal barrel (502) respectively.

4. The copper plating waste liquid recycling device according to claim 1, characterized in that: the separator (403) is fixedly arranged on the anion membrane (402), the cation membrane (401) is movably connected with the electrodialysis device (4), and the anion membrane (402) is movably connected with the electrodialysis device (4).

5. The copper plating waste liquid recycling device according to claim 1, characterized in that: the number of the centrifugal fans (503) is two, and the two centrifugal fans are respectively arranged at the bottoms of the first centrifugal barrel (501) and the second centrifugal barrel (502).

6. The copper plating waste liquid recycling device according to claim 1, characterized in that: the centrifugal device (5) is provided with a valve switch which is in an open state when the motor (504) stops working.