CN203546157U - Alkaline etching solution copper recycling and regenerating system - Google Patents
Alkaline etching solution copper recycling and regenerating system Download PDFInfo
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- CN203546157U CN203546157U CN201320678971.2U CN201320678971U CN203546157U CN 203546157 U CN203546157 U CN 203546157U CN 201320678971 U CN201320678971 U CN 201320678971U CN 203546157 U CN203546157 U CN 203546157U
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- storage tank
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- 238000005530 etching Methods 0.000 title claims abstract description 52
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 36
- 239000010949 copper Substances 0.000 title claims abstract description 36
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 35
- 230000001172 regenerating effect Effects 0.000 title claims abstract description 13
- 238000004064 recycling Methods 0.000 title abstract description 8
- 239000007788 liquid Substances 0.000 claims abstract description 108
- 238000005868 electrolysis reaction Methods 0.000 claims abstract description 24
- 230000001105 regulatory effect Effects 0.000 claims abstract description 19
- 239000002699 waste material Substances 0.000 claims description 33
- 230000008929 regeneration Effects 0.000 claims description 15
- 238000011069 regeneration method Methods 0.000 claims description 15
- 239000002912 waste gas Substances 0.000 claims description 13
- 238000012545 processing Methods 0.000 claims description 8
- 239000007789 gas Substances 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims description 4
- 230000001276 controlling effect Effects 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 9
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 abstract description 8
- 229910001431 copper ion Inorganic materials 0.000 abstract description 6
- 239000002351 wastewater Substances 0.000 abstract description 4
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 239000002184 metal Substances 0.000 abstract description 3
- 229910052751 metal Inorganic materials 0.000 abstract description 3
- 238000002156 mixing Methods 0.000 abstract 2
- 238000000034 method Methods 0.000 description 11
- 238000011084 recovery Methods 0.000 description 8
- 125000004122 cyclic group Chemical group 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 239000012535 impurity Substances 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000001627 detrimental effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000003350 kerosene Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- MCJGNVYPOGVAJF-UHFFFAOYSA-N quinolin-8-ol Chemical compound C1=CN=C2C(O)=CC=CC2=C1 MCJGNVYPOGVAJF-UHFFFAOYSA-N 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 238000012958 reprocessing Methods 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 229910000365 copper sulfate Inorganic materials 0.000 description 1
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
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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
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- ing And Chemical Polishing (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
- Electrolytic Production Of Metals (AREA)
Abstract
The utility model discloses an alkaline etching solution copper recycling and regenerating system comprising a main control unit, a collection unit, a blending unit, an electrolysis unit and a recycling unit, wherein the collection unit comprises a collection cylinder and an old liquid storage tank; the collection cylinder is connected to the wastewater outlet of an etching machine; the blending unit comprises a circulating pump and a circulating bath; the electrolysis unit comprises plural electrolytic baths; the recycling unit comprises a regenerated liquid storage tank, a regenerated liquid regulating tank and a regenerated sub liquid storage tank; the inlet of the circulating bath is communicated with the outlet of the old liquid storage tank; the outlet of the circulating bath is communicated with the inlet of each electrolytic bath; the outlet of each electrolytic bath is communicated with the inlet of the regenerated liquid storage tank; the inlet of the regenerated liquid regulating tank is communicated with the outlet of the regenerated liquid storage tank; the outlet of the regenerated liquid regulating tank is communicated with the inlet of the regenerated sub liquid storage tank; the outlet of the regenerated sub liquid storage tank is communicated with the etching machine. The alkaline etching solution copper recycling and regenerating system, through a direct electrolysis technology, not only can recover metal copper ions in etching wastewater but also can recycle etching solution, so as to realize zero-pollution online circulation; the alkaline etching solution copper recycling and regenerating system can meet safety index and environmental protection requirements.
Description
Technical field
The utility model relates to field of Environment Protection technology, refers in particular to a kind of alkaline etch bath copper reclaiming system.
Background technology
Etching work procedure in wiring board manufacturing process, is one important procedure that wiring board is manufactured, and the waste liquid producing in this operation process is a kind of high-copper waste liquid (cupric 110-160g/L).To this etching waste liquor, current way has following several processing mode:
1, be to have the recovery company of qualification that waste liquid is reclaimed by locality, use the copper in chemical process (neutralisation or substitution method) Recycling of waste liquid to make sponge or copper sulfate.These method techniques fall behind, and copper reclaims not thorough, and the economic benefit of processing is not obvious, have carried the direct outer row of waste liquid after copper, cause " secondary pollution ", and local water ecosystem is caused to larger destruction.
2, waste water processing station of own company adds that a large amount of chemical agents makes after its precipitation, by pressure filter, be press-filtered out useless mud, then repurchase mud and obtain a small amount of economic recovery, this processing mode cost is expensive, sewage works working strength strengthens, economic returning originally slowly, also can cause " secondary pollution ", also can cause larger destruction to local water ecosystem.
3, etching solution regeneration and copper recovery system, can be by the complete cyclic regeneration of etching waste liquor, and obtains the electrolytic copper product of high economic worth.Whole production process is closed cycle, without any waste water and gas, produces.PCB industry is realized to the meaning that cleaner production and recycling economy have milestone! Clear and definite regulation just in the formal < < cleaner production standard printed circuit board production > > (HJ450-2008) promulgating of on February 1st, 2009 country, one, Er Lei cleaner production enterprise must configure this type of resource recovery equipment.
Utility model content
In view of this, the utility model is for the disappearance of prior art existence, its main purpose be to provide a kind of easy and simple to handle, be easy to the green alkaline etching liquid copper reclaiming system safeguarded, copper recovery is high.
For achieving the above object, the utility model adopts following technical scheme: a kind of alkaline etch bath copper reclaiming system, include main control unit, collector unit, deployment unit, electrolysis cells and reuse unit, this main control unit is for controlling the automatically controlled integrated box of whole system operation, this collector unit includes collection cylinder and old liquid storage tank, this collection cylinder is connected with the waste liquid outlet of etching machine, this deployment unit includes recycle pump and circulation groove, this electrolysis cells includes a plurality of electrolyzers, this reuse unit includes regenerated liquid storage tank, regenerated liquid regulating tank and the sub-liquid storage tank of regenerating, the entrance of this circulation groove is connected with the outlet of old liquid storage tank, the outlet of this circulation groove is connected with the entrance of electrolyzer, the outlet of this electrolyzer is connected with the entrance of regenerated liquid storage tank, the entrance of this regenerated liquid regulating tank is communicated with the outlet of regenerated liquid storage tank, the outlet of this regenerated liquid regulating tank is communicated with the entrance of the sub-liquid storage tank of regeneration, the outlet of this sub-liquid storage tank of regenerating is communicated with etching machine.
As a kind of preferred version, further include the emission-control equipment for the treatment of the waste gas being produced in electrolyzer, described electrolyzer is provided with exhaust outlet, and this emission-control equipment is communicated with the exhaust outlet of each electrolyzer by tracheae.
As a kind of preferred version, described automatically controlled integrated box includes electric control box and motor-generator set.
As a kind of preferred version, in described regenerated liquid regulating tank, be provided with transit mixer.
As a kind of preferred version, described emission-control equipment is provided with for absorbing waste gas and processing the spray column of waste gas and for aspirating the off-gas pump of waste gas.
As a kind of preferred version, in collector unit, deployment unit, electrolysis cells and reuse unit, be respectively equipped with a plurality of liquid pumps.
As a kind of preferred version, on described old liquid storage tank, regenerated liquid storage tank, regenerated liquid regulating tank and the sub-liquid storage tank of regenerating, be respectively arranged with for showing the graduated scale of liquid height.
The utility model compared with prior art has obvious advantage and beneficial effect, adopt Direct Electrolysis technology to carry out cyclic regeneration to etching waste liquor, by electrolyzer, carry out electrolysis treatment, its process is not brought other foreign matters into, can not produce detrimental impurity yet, more can not destroy solution composition, and solved well the technical barrier of impurity accumulation in the etching bath that faces in the long-time running of all reprocessing cycle etching solutions, the etching solution stable performance of cyclic regeneration, can recycle, reduce the material cost of etching technics.By etching waste liquid being carried out to electrolytic recovery copper in electrolyzer, can reclaim in etching waste liquid 90% cupric ion and form high purity electrolytic copper, its purity reaches 99.8%, obtains thus abundant income.
This alkaline etch bath copper reclaiming system, adopt Direct Electrolysis technology can not only reclaim the metal copper ion in etching waste liquor, and realized the cyclically utilizing of etching liquid, and in treating processes, can not bring organism into (as organic solvents such as kerosene, enter hydroxyquinoline, Beta-diketone etc.), be the zero online circulation of polluting, whole regenerative process is without the discharge of waste liquid slag, and the indices of operating environment meets safety index and environmental requirement; This system stability is strong, and adopt automatically and control, easy, the easy maintenance of operation of equipment, because this technology does not need the materials such as expensive extraction agent, equipment operation and later maintenance cost are cheap.
Accompanying drawing explanation
Fig. 1 is the simplified schematic diagram of the embodiment of the utility model;
Fig. 2 is another simplified schematic diagram of the embodiment of the utility model.
Accompanying drawing explanation:
100, etching machine
10, automatically controlled integrated box
11, electric control box 12, motor-generator set
21, collection cylinder 22, old liquid storage tank
30, deployment unit
31, recycle pump 32, circulation groove
40, electrolysis cells
41, electrolyzer
50, reuse unit
51, regenerated liquid storage tank 52, regenerated liquid regulating tank
53, regenerate sub-liquid storage tank 54, transit mixer
60, emission-control equipment
61, spray column 62, off-gas pump.
Embodiment
Please refer to shown in Fig. 1 and Fig. 2, it has shown the concrete structure of the preferred embodiment of the utility model, and a kind of alkaline etch bath copper reclaiming system, includes main control unit, collector unit, deployment unit 30, electrolysis cells 40 and reuse unit 50.
Wherein, this main control unit is for controlling the automatically controlled integrated box 10 of whole system operation, and this automatically controlled integrated box 10 includes electric control box 11 and motor-generator set 12.
This collector unit includes collection cylinder 21 and old liquid storage tank 22, and this collection cylinder 21 is connected with the waste liquid outlet of etching machine 100, and this old liquid storage tank 22 is communicated with collection cylinder 21, the etching waste liquid in collection cylinder 21 by centralized collection to pending in old liquid storage tank 22.This old liquid storage tank 22 is provided with graduated scale.
This deployment unit 30 includes recycle pump 31 and circulation groove 32, this recycle pump 31 can be as required to the allotment that circulates of the etching waste liquid in the etching waste liquid in circulation groove 32 and electrolysis cells 40.
This electrolysis cells 40 includes a plurality of electrolyzers 41, in this electrolyzer 41, is provided with anode and cathode, includes electrolytic copper and reclaims plate, and the ion copper after electrolysis becomes electrolytic copper and is attached on electrolytic copper recovery plate, within a certain period of time electrolytic copper is regained to processing.
This reuse unit 50 includes regenerated liquid storage tank 51, regenerated liquid regulating tank 52 and the sub-liquid storage tank 53 of regenerating, and in this regenerated liquid regulating tank 52, is provided with transit mixer 54, for disperseing, regulates etching waste liquid to form the sub-liquid of regeneration of reproducible utilization.On regenerated liquid storage tank 51, regenerated liquid regulating tank 52 and the sub-liquid storage tank 53 of regenerating, be respectively arranged with for showing the graduated scale of liquid height.
The waste liquid that this etching machine 100 produces flows in old liquid storage tank 22 through collection cylinder 21, the entrance of this circulation groove 32 is connected with the outlet of old liquid storage tank 22, the outlet of this circulation groove 32 is connected with the entrance of electrolyzer 41, the outlet of this electrolyzer 41 is connected with the entrance of regenerated liquid storage tank 51, the entrance of this regenerated liquid regulating tank 52 is communicated with the outlet of regenerated liquid storage tank 51, the outlet of this regenerated liquid regulating tank 52 is communicated with the entrance of the sub-liquid storage tank 53 of regeneration, the outlet of this sub-liquid storage tank 53 of regenerating is communicated with etching machine 100, so forms etching waste liquid ground cyclic utilization system.
This alkaline etch bath copper reclaiming system further includes the emission-control equipment 60 for the treatment of the waste gas being produced in electrolyzer 41, and described electrolyzer 41 is provided with exhaust outlet, and this emission-control equipment 60 is communicated with the exhaust outlet of each electrolyzer by tracheae.This emission-control equipment 60 is provided with for absorbing waste gas and processing the spray column 61 of waste gas and for aspirating the off-gas pump 62 of waste gas.
In collector unit, deployment unit 30, electrolysis cells 40 and reuse unit 50, be respectively equipped with a plurality of liquid pumps.
Technical process of the present utility model is described in detail in detail as follows:
First, the etching waste liquor that is about 130 grams per liters from etching machine content of copper ion out enters and unifiedly collection cylinder is collected into old liquid storage tank, and the etching waste liquid in old liquid storage tank is pumped in circulation groove, in circulation groove, waste liquid proterties is adjusted to electrolysis state;
Etching waste liquor after adjusting directly enters electrolytic system, wherein, the electrolytic copper ion formation electrolytic copper that is separated, the copper ion concentration after electrolysis treatment drops to 20 ± 5 grams/L, now the etching waste liquid after electrolysis treatment is pumped into regenerated liquid storage tank;
Then the etching waste liquid of regenerated liquid storage tank being pumped into regeneration adjusts tank and according to actual needs etching waste liquid is adjusted and is able to the state re-using and forms the sub-liquid of regeneration;
Finally by the sub-liquid of regeneration after cross adjusting, be stored in the sub-flow container of regeneration, and the sub-liquid of regeneration is back to etching machine works on.
Of the present utility model focusing on, adopt Direct Electrolysis technology to carry out cyclic regeneration to etching waste liquor, by electrolyzer, carry out electrolysis treatment, its process is not brought other foreign matters into, can not produce detrimental impurity yet, more can not destroy solution composition, and solved well the technical barrier of impurity accumulation in the etching bath that faces in the long-time running of all reprocessing cycle etching solutions, the etching solution stable performance of cyclic regeneration, can recycle, reduces the material cost of etching technics.By etching waste liquid being carried out to electrolytic recovery copper in electrolyzer, can reclaim in etching waste liquid 90% cupric ion and form high purity electrolytic copper, its purity reaches 99.8%, obtains thus abundant income.
This alkaline etch bath copper reclaiming system, adopt Direct Electrolysis technology can not only reclaim the metal copper ion in etching waste liquor, and realized the cyclically utilizing of etching liquid, and in treating processes, can not bring organism into (as organic solvents such as kerosene, enter hydroxyquinoline, Beta-diketone etc.), be the zero online circulation of polluting, whole regenerative process is without the discharge of waste liquid slag, and the indices of operating environment meets safety index and environmental requirement; This system stability is strong, and adopt automatically and control, easy, the easy maintenance of operation of equipment, because this technology does not need the materials such as expensive extraction agent, equipment operation and later maintenance cost are cheap.
The above, it is only preferred embodiment of the present utility model, not technical scope of the present utility model is imposed any restrictions, therefore every foundation technical spirit of the present utility model, to any trickle modification made for any of the above embodiments, equivalent variations and modification, all still belongs in the scope of technical solutions of the utility model.
Claims (7)
1. an alkaline etch bath copper reclaiming system, it is characterized in that: include main control unit, collector unit, deployment unit, electrolysis cells and reuse unit, this main control unit is for controlling the automatically controlled integrated box of whole system operation, this collector unit includes collection cylinder and old liquid storage tank, this collection cylinder is connected with the waste liquid outlet of etching machine, this deployment unit includes recycle pump and circulation groove, this electrolysis cells includes a plurality of electrolyzers, this reuse unit includes regenerated liquid storage tank, regenerated liquid regulating tank and the sub-liquid storage tank of regenerating, the entrance of this circulation groove is connected with the outlet of old liquid storage tank, the outlet of this circulation groove is connected with the entrance of electrolyzer, the outlet of this electrolyzer is connected with the entrance of regenerated liquid storage tank, the entrance of this regenerated liquid regulating tank is communicated with the outlet of regenerated liquid storage tank, the outlet of this regenerated liquid regulating tank is communicated with the entrance of the sub-liquid storage tank of regeneration, the outlet of this sub-liquid storage tank of regenerating is communicated with etching machine.
2. a kind of alkaline etch bath copper reclaiming system according to claim 1, it is characterized in that: further include the emission-control equipment for the treatment of the waste gas being produced in electrolyzer, described electrolyzer is provided with exhaust outlet, and this emission-control equipment is communicated with the exhaust outlet of each electrolyzer by tracheae.
3. a kind of alkaline etch bath copper reclaiming system according to claim 1, is characterized in that: described automatically controlled integrated box includes electric control box and motor-generator set.
4. a kind of alkaline etch bath copper reclaiming system according to claim 1, is characterized in that: in described regenerated liquid regulating tank, be provided with transit mixer.
5. a kind of alkaline etch bath copper reclaiming system according to claim 2, is characterized in that: described emission-control equipment is provided with for absorbing waste gas and processing the spray column of waste gas and for aspirating the off-gas pump of waste gas.
6. a kind of alkaline etch bath copper reclaiming system according to claim 1, is characterized in that: in collector unit, deployment unit, electrolysis cells and reuse unit, be respectively equipped with a plurality of liquid pumps.
7. a kind of alkaline etch bath copper reclaiming system according to claim 1, is characterized in that: on described old liquid storage tank, regenerated liquid storage tank, regenerated liquid regulating tank and the sub-liquid storage tank of regenerating, be respectively arranged with for showing the graduated scale of liquid height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320678971.2U CN203546157U (en) | 2013-10-31 | 2013-10-31 | Alkaline etching solution copper recycling and regenerating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320678971.2U CN203546157U (en) | 2013-10-31 | 2013-10-31 | Alkaline etching solution copper recycling and regenerating system |
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| Publication Number | Publication Date |
|---|---|
| CN203546157U true CN203546157U (en) | 2014-04-16 |
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|---|---|---|---|
| CN201320678971.2U Expired - Lifetime CN203546157U (en) | 2013-10-31 | 2013-10-31 | Alkaline etching solution copper recycling and regenerating system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107059010A (en) * | 2017-04-01 | 2017-08-18 | 东莞市青玉环保设备科技有限公司 | Cupric alkaline etching liquid circular regeneration equipment for reclaiming and method |
| CN109112575A (en) * | 2018-08-27 | 2019-01-01 | 安徽绿洲危险废物综合利用有限公司 | A kind of alkali etching electrolysis cycle regenerative system and electrolysis cycle regeneration method |
| CN110107811A (en) * | 2019-05-31 | 2019-08-09 | 惠州市鸿宇泰科技有限公司 | A kind of pipe-line system of alkaline etching liquid production |
-
2013
- 2013-10-31 CN CN201320678971.2U patent/CN203546157U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107059010A (en) * | 2017-04-01 | 2017-08-18 | 东莞市青玉环保设备科技有限公司 | Cupric alkaline etching liquid circular regeneration equipment for reclaiming and method |
| CN109112575A (en) * | 2018-08-27 | 2019-01-01 | 安徽绿洲危险废物综合利用有限公司 | A kind of alkali etching electrolysis cycle regenerative system and electrolysis cycle regeneration method |
| CN110107811A (en) * | 2019-05-31 | 2019-08-09 | 惠州市鸿宇泰科技有限公司 | A kind of pipe-line system of alkaline etching liquid production |
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Effective date of registration: 20160608 Address after: 523000 Guangdong Province, Dongguan city Liaobu town of tri century giants Jingyuan building 10 room 1405 Patentee after: Wang Chengqing Address before: 523000 Guangdong city of Dongguan province Xixi village Liaobu Town Road No. 39 Fu Dongguan City Environmental Protection Equipment Technology Co. Ltd. Patentee before: DONGGUAN HAILI ENVIRONMENTAL PROTECTION EQUIPMENTTECHNOLOGY Co.,Ltd. |
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| DD01 | Delivery of document by public notice |
Addressee: DONGGUAN HAILI ENVIRONMENTAL PROTECTION EQUIPMENTTECHNOLOGY Co.,Ltd. Person in charge of patentsThe principal of patent Document name: Notification that Application Deemed not to be Proposed |
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| TR01 | Transfer of patent right |
Effective date of registration: 20170526 Address after: 523000 Guangdong city of Dongguan province Xixi village Liaobu Town Road No. 41 Fu Patentee after: DONGGUAN QINGYU ENVIRONMENTAL PROTECTION EQUIPMENT TECHNOLOGY CO.,LTD. Address before: 523000 Guangdong Province, Dongguan city Liaobu town of tri century giants Jingyuan building 10 room 1405 Patentee before: Wang Chengqing |
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Granted publication date: 20140416 |