CN204982072U - Acid etching waste liquid copper recovery device - Google Patents
Acid etching waste liquid copper recovery device Download PDFInfo
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- CN204982072U CN204982072U CN201520719487.9U CN201520719487U CN204982072U CN 204982072 U CN204982072 U CN 204982072U CN 201520719487 U CN201520719487 U CN 201520719487U CN 204982072 U CN204982072 U CN 204982072U
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- anode
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Abstract
The utility model discloses an acid etching waste liquid copper recovery device, the waste liquid collection tank is connected with well turn trough through first filter, well turn trough still is connected with a diaphragm electrolysis groove, a diaphragm electrolysis groove includes first anode room and first cathode chamber, first anode room and first anode circulating slot intercommunication, first cathode chamber and first negative pole circulating slot intercommunication, first cathode chamber still feeds through with the 2nd diaphragm electrolysis groove, the 2nd diaphragm electrolysis groove includes ultor room and second cathode chamber, ring groove connection is followed with the ultor in the ultor room, the second cathode chamber follows ring groove connection with the second negative pole, the second cathode chamber still is connected with the effluent water sump, the first anode circulating slot all is connected through second filter and regeneration liquid accumulator with the ultor circulating slot. This recovery unit handles through two diaphragm electrolysis grooves and positive pole circulating slot and negative pole circulating slot, and copper in can high -efficient recovery waste liquid has reduced treatment cost, has alleviateed the pressure of environment simultaneously.
Description
Technical field
The utility model belongs to wiring board industry liquid waste disposal technique field, is specifically related to a kind of acidic etching waste liquid copper retrieving arrangement.
Background technology
China's electron trade is fast-developing, therefore very huge to the demand of PCB with the speed of annual growth more than 20%.China accounts for 20% of wastage in bulk or weight copper for the copper of PCB industry production copper-clad base plate consumption every year, and wherein the copper of more than 60% will be become etching waste liquor by etching.If these etching waste liquors directly discharge or emit after simple process, not only welding also makes copper resource waste in a large number, and mud, waste residue, waste water that treating processes produces also can cause secondary pollution.Along with the development of national economy, the demand of China to copper constantly increases, and due to the shortage of China's copper resource, make " bottleneck " that be supplied in restrict Devel Opment of Copper Industry of copper raw material, copper raw material is deepened the degree of dependence of import.Therefore, to the recovery process of copper in etching waste liquor and spent solution regeneration research significant.
Respectively there are relative merits in traditional acidic etching liquid copper recovery process: substitution method technical process is shorter, copper recovery is high, but displacement liquid composition required strict, also can produce secondary liquid waste; Solvent extraction, electrodip process carries out galvanic deposit again after changing muriate etching waste liquor into sulfuric acid system, and avoid the generation of chlorine in electrodeposition process, technical operation flow is longer, cost is higher; The shortcomings such as compound transformation approach is exactly the copper reclaimed with compound form (as CuO) in etching waste liquor, and a large amount of waste water of this technique existence generation, economic benefit are low; Conventional electrodeposition method has the advantages such as technical process is brief, cost recovery is low, operation is simple, but conventional copper chloride system electrodeposition technology can only obtain copper powder or copper sponge, produces a large amount of chlorine simultaneously.
Utility model content
For solving that existing acidic etching waste liquid copper recovery is low and the problem such as intractability is large, the utility model proposes a kind of acidic etching waste liquid copper retrieving arrangement, this retrieving arrangement is by two diaphragm sells and anode circulation groove and the process of cathode circulation groove, can copper in high efficiente callback waste liquid, reduce processing cost, alleviate the pressure of environment simultaneously.
The technical solution of the utility model is achieved in that
A kind of acidic etching waste liquid copper retrieving arrangement, comprise waste collection tank, first filter, second filter, transfer tank, first diaphragm sell, first anode circulation groove, first cathode circulation groove, second diaphragm sell, second anode circulation groove, second cathode circulation groove, sewage lagoon and regenerated liquid accumulator tank, described waste collection tank is connected with described transfer tank by described first filter, described transfer tank is also connected with described first diaphragm sell, described first diaphragm sell comprises first anode room and the first cathode compartment, described first anode room is communicated with described first anode circulation groove, described first cathode compartment is communicated with described first cathode circulation groove, described first cathode compartment is also communicated with described second diaphragm sell, described second diaphragm sell comprises second anode room and the second cathode compartment, described second anode room is connected with described second anode circulation groove, described second cathode compartment is connected with described second cathode circulation groove, described second cathode compartment is also connected with described sewage lagoon, described first anode circulation groove is all connected with described regenerated liquid accumulator tank by described second filter with described second anode circulation groove.
Further, the anode of described first anode room and the anode of described second anode room all adopt the titanium plate scribbling layer of ruthenium, and the negative electrode of described first cathode compartment and the negative electrode of described second cathode compartment all adopt does not have cated titanium plate.
The beneficial effects of the utility model:
First diaphragm sell of acidic etching waste liquid copper retrieving arrangement of the present utility model adopts low current density electrolysis to carry copper, and its processing parameter is current density is 300-600A/m2, and temperature is 40-55 DEG C.The first anode room acidic etching liquid of the first diaphragm sell is the acidic etching waste liquid that etching machine directly produces, and copper ion concentration is at 110-150g/L, and the acidic etching liquid of the first cathode compartment is the acidic etching waste liquid after regulating, and copper ion concentration is at 20-35g/L.Second diaphragm sell adopts high/low currents density electrolysis to carry copper, and its processing parameter is current density is 700-1200A/m2, and temperature is 40-55 DEG C.The acidic etching liquid of second anode room is the acidic etching waste liquid that etching machine directly produces, and copper ion concentration is at 110-150g/L, and the acidic etching liquid of the second cathode compartment is the catholyte after the first diaphragm sell electrolysis, and copper ion concentration is at 15-25g/L.This device can not only valuable metal copper in high efficiente callback acidic etching waste liquid by two diaphragm sells, and also make acidic etching waste liquid cyclic regeneration, supplies consumption cost is low.Further, this device is succinct, Operation and Maintenance simple, alleviates environmental stress.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the utility model acidic etching waste liquid copper retrieving arrangement.
Accompanying drawing indicates: 1, regenerated liquid accumulator tank, 2, waste collection tank 3, first filter, 4, transfer tank, the 5, first diaphragm sell, 6, first anode circulation groove, 7, the first cathode circulation groove, 8, second anode circulation groove, the 9, second cathode circulation groove, the 10, second diaphragm sell, 11, sewage lagoon, the 12, second filter.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
With reference to Fig. 1, a kind of acidic etching waste liquid copper retrieving arrangement, comprises waste collection tank 2, first filter 3, second filter 12, transfer tank 4, first diaphragm sell 5, first anode circulation groove 6, first cathode circulation groove 7, second diaphragm sell 10, second anode circulation groove 8, second cathode circulation groove 9, sewage lagoon 11 and regenerated liquid accumulator tank 1.Waste collection tank 2 is connected with transfer tank 4 by the first filter 3.Transfer tank 4 is also connected with the first diaphragm sell 5.First diaphragm sell 5 comprises first anode room and the first cathode compartment, and the anode of first anode room adopts the titanium plate scribbling layer of ruthenium, and the negative electrode of the first cathode compartment adopts does not have cated titanium plate.First anode room is communicated with first anode circulation groove 6, and the first cathode compartment is communicated with the first cathode circulation groove 7, and the first cathode compartment is also communicated with the second diaphragm sell 10.Second diaphragm sell 10 comprises second anode room and the second cathode compartment, and the anode of second anode room adopts the titanium plate scribbling layer of ruthenium, and the negative electrode of the second cathode compartment adopts does not have cated titanium plate.Second anode room is connected with second anode circulation groove 8, and the second cathode compartment is connected with the second cathode circulation groove 9, and the second cathode compartment is also connected with sewage lagoon 11.First anode circulation groove 6 and second anode circulation groove 8 are all connected with regenerated liquid accumulator tank 1 by the second filter 12.
This device can not only valuable metal copper in high efficiente callback acidic etching waste liquid by two diaphragm sells, and also make acidic etching waste liquid cyclic regeneration, supplies consumption cost is low.Further, this device is succinct, Operation and Maintenance simple, alleviates environmental stress.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (2)
1. an acidic etching waste liquid copper retrieving arrangement, it is characterized in that, comprise waste collection tank, first filter, second filter, transfer tank, first diaphragm sell, first anode circulation groove, first cathode circulation groove, second diaphragm sell, second anode circulation groove, second cathode circulation groove, sewage lagoon and regenerated liquid accumulator tank, described waste collection tank is connected with described transfer tank by described first filter, described transfer tank is also connected with described first diaphragm sell, described first diaphragm sell comprises first anode room and the first cathode compartment, described first anode room is communicated with described first anode circulation groove, described first cathode compartment is communicated with described first cathode circulation groove, described first cathode compartment is also communicated with described second diaphragm sell, described second diaphragm sell comprises second anode room and the second cathode compartment, described second anode room is connected with described second anode circulation groove, described second cathode compartment is connected with described second cathode circulation groove, described second cathode compartment is also connected with described sewage lagoon, described first anode circulation groove is all connected with described regenerated liquid accumulator tank by described second filter with described second anode circulation groove.
2. acidic etching waste liquid copper retrieving arrangement according to claim 1, it is characterized in that, the anode of described first anode room and the anode of described second anode room all adopt the titanium plate scribbling layer of ruthenium, and the negative electrode of described first cathode compartment and the negative electrode of described second cathode compartment all adopt does not have cated titanium plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520719487.9U CN204982072U (en) | 2015-09-16 | 2015-09-16 | Acid etching waste liquid copper recovery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520719487.9U CN204982072U (en) | 2015-09-16 | 2015-09-16 | Acid etching waste liquid copper recovery device |
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| CN204982072U true CN204982072U (en) | 2016-01-20 |
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| CN201520719487.9U Active CN204982072U (en) | 2015-09-16 | 2015-09-16 | Acid etching waste liquid copper recovery device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106521552A (en) * | 2016-10-18 | 2017-03-22 | 河海大学 | Hydrogen peroxide-sulfuric acid micro-etching waste liquid copper recovery and electric waste liquid regeneration two-segment type platform rotational flow electrolysis device and method |
| CN108425116A (en) * | 2018-02-01 | 2018-08-21 | 深圳中科欧泰华环保科技有限公司 | The processing method and equipment of three-level cyclic absorption are used in acid etching production line |
| CN109628936A (en) * | 2019-01-02 | 2019-04-16 | 成都虹华环保科技股份有限公司 | A kind of acidic etching liquid regeneration and copper recyclable device and its method that no chlorine generates |
-
2015
- 2015-09-16 CN CN201520719487.9U patent/CN204982072U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106521552A (en) * | 2016-10-18 | 2017-03-22 | 河海大学 | Hydrogen peroxide-sulfuric acid micro-etching waste liquid copper recovery and electric waste liquid regeneration two-segment type platform rotational flow electrolysis device and method |
| CN106521552B (en) * | 2016-10-18 | 2018-05-18 | 河海大学 | A kind of hydrogen peroxide-sulfuric acid micro-etched waste liquid copper recycling two-part platform swirl electrolysis device regenerated with electric extraction raffinate and electrolytic method |
| CN108425116A (en) * | 2018-02-01 | 2018-08-21 | 深圳中科欧泰华环保科技有限公司 | The processing method and equipment of three-level cyclic absorption are used in acid etching production line |
| CN109628936A (en) * | 2019-01-02 | 2019-04-16 | 成都虹华环保科技股份有限公司 | A kind of acidic etching liquid regeneration and copper recyclable device and its method that no chlorine generates |
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