CN201933158U - Cyclic regeneration device for acid spent etching solution - Google Patents
Cyclic regeneration device for acid spent etching solution Download PDFInfo
- Publication number
- CN201933158U CN201933158U CN2011200066299U CN201120006629U CN201933158U CN 201933158 U CN201933158 U CN 201933158U CN 2011200066299 U CN2011200066299 U CN 2011200066299U CN 201120006629 U CN201120006629 U CN 201120006629U CN 201933158 U CN201933158 U CN 201933158U
- Authority
- CN
- China
- Prior art keywords
- copper
- strippant
- acidic waste
- etching solution
- extracting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Electrolytic Production Of Metals (AREA)
- ing And Chemical Polishing (AREA)
Abstract
The utility model discloses a cyclic regeneration device for acid spent etching solution, which comprises an acid etching machine, a copper extraction-reextraction mechanism, an etching solution component adjusting mechanism and an electrodeposited copper mechanism, wherein the copper extraction-reextraction mechanism is connected with an acid spent etching solution outlet on the acid etching machine through connecting pipelines and is used for extracting and reextracting copper in the acid spent etching solution; the etching solution component adjusting mechanism is connected with an etching solution inlet on the acid etching machine and the copper extraction-reextraction mechanism; and the electrodeposited copper mechanism is connected with the copper extraction-reextraction mechanism. In the whole treatment process, material is in closed circulation, and no wastewater is discharged, so that copper can be effectively recovered, other matters in spent etching solution are recycled, the sewage discharge in the etching process is greatly decreased, and the environmental protection pressure is reduced; three cyclic parts can simultaneously and continuously operate, so that the treatment cost and the running cost are reduced; and the copper extractant is extracted and reextracted in a box-type mixing-clearing extraction tank, so that liquid in the tank flows without pumps. Therefore, the whole structure is compact, and the cost is low.
Description
Technical field
The utility model relates to a kind of cyclic regeneration device of waste liquid cyclic regeneration device, particularly a kind of acidic waste etching liquid.
Background technology
Spent etching solution is to reclaim the waste liquid that obtains at the electronic industry production line, and the pollution index of spent etching solution is very high, is typical dangerous liquid refuse; Simultaneously spent etching solution still is a kind of very worthy composite factor, and its resource reclaims and the having a high potential of regeneration.
The acidic waste etching liquid treatment process is mainly contained substitution method, electrolytic process, neutralization precipitation method etc. both at home and abroad; It is not high that substitution method obtains the spongy copper grade, reclaims behind the copper shortcomings such as tail washings copper content height; Though the copper powder purity height that electrolytic process is produced is better than the copper powder that other method is produced on the performance; But the efficient of electrolytic process production copper powder is relatively low, and current consumption is higher, and concentration of heavy metal ion can not fall very lowly in the waste liquid, will carry out strictness improvement before discharging, and electrolytic process is easy to generate chlorine; Neutralization precipitation method Treatment of Copper waste liquid, technology is simple, less investment, but the mother liquor copper content is higher behind the cupric sulphate crystal, needs further to handle, and can not cause serious environmental to pollute to inorganics and the organism recycles such as ammonium salt in the waste water.
Summary of the invention
In order to overcome the deficiencies in the prior art, the utility model provides a kind of acidic waste etching liquid material in the entire treatment process that makes to realize the closed cycle use, do not have discharge of wastewater, use environmental protection, and the cyclic regeneration device of simple in structure, compact, easy to operate acidic waste etching liquid.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of cyclic regeneration device of acidic waste etching liquid, comprise acid etching machine, by acidic waste etching liquid outlet on connecting tube and the described acid etching machine being used for of linking to each other with the copper of acidic waste etching liquid extract with the copper extracting-back extraction of stripping get mechanism, with acid etching machine on etching solution enter the mouth and get etching solution component regulating mechanism that mechanism links to each other, get the copper electrowinning mechanism that mechanism links to each other with described copper extracting-back extraction with described copper extracting-back extraction.
In addition, described copper extracting-back extraction is got mechanism and is provided with acidic waste etching liquid inlet, copper extractant inlet, strippant inlet and proposes the outlet of copper spent etching solution, copper extractant outlet and the outlet of cupric strippant, described copper extractant outlet links to each other with the copper extractant inlet by connecting tube, the outlet of described cupric strippant links to each other with the strippant inlet by above-mentioned copper electrowinning mechanism, and the described copper spent etching solution of carrying exports and joins by connecting tube and etching solution component regulating mechanism; Connecting tube between the acidic waste etching liquid that described copper extracting-back extraction is got acidic waste etching liquid inlet and acid etching machine in the mechanism exports is provided with acidic waste etching liquid transfer cylinder and control valve.
Be described further, described copper extracting-back extraction is got on the cupric strippant inlet that is provided with in cupric strippant outlet in the mechanism and strippant inlet and the above-mentioned copper electrowinning mechanism and the strippant connecting tube between exporting and is respectively equipped with cupric strippant transfer cylinder and strippant transfer cylinder, control pump or valve; The connecting tube that copper extractant exports and copper extracts between the inlet that described copper extracting-back extraction is got in the mechanism is provided with extraction agent transfer cylinder and control pump or valve.
As optimal way, it is box-settler extractor that described copper extracting-back extraction is got mechanism, and wherein extracting progression is 1～8 grade, and reextraction progression is the 1-3 level.
Further, described etching solution component regulating mechanism is the blending vat that device has stirrer in it, and the connecting tube of described blending vat and acid etching machine is provided with control valve; Described copper electrowinning mechanism is for being provided with the electrolyzer of a plurality of sulculuses in it, described sulculus is composed in parallel as the anodic stereotype with as the copper sheet of negative electrode by a plurality of, is connected in series between each sulculus.
The beneficial effects of the utility model are: because acidic waste etching liquid can recycle for etching machine through the component allotment after getting mechanism's copper removal through the copper extracting-back extraction again, copper extractant is got in the mechanism in the copper extracting-back extraction and is recycled, the cupric strippant is got in the mechanism and is recycled through returning the copper extracting-back extraction after the copper electrowinning part, therefore material is realized closed cycle in the entire treatment process, there is not discharge of wastewater, other materials in energy efficient recovery copper and the recycle spent etching solution, significantly reduce the quantity of wastewater effluent of etching work procedure, reduce environmental protection pressure, and three cyclic part non-stop runs have simultaneously reduced treatment operating costs.And the electrolytic copper that copper electrowinning circulation portions branch produces can be used as commodity selling, creates profit.And because its copper extractant extraction and the operation of stripping all are to carry out in box mixing-settler extractor, liquid-flow thousand overflows in the groove do not need pump, so it is not only easy to operate, and compact overall structure.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is a frame structure synoptic diagram of the present utility model;
Fig. 2 gets the structural representation of mechanism for implementing example for copper extracting-back extraction among Fig. 1.
Embodiment
See figures.1.and.2, this practicality is a kind of cyclic regeneration device of acidic waste etching liquid, comprise acid etching machine 1, by acidic waste etching liquid outlet 11 on connecting tube and the described acid etching machine 1 being used for of linking to each other with the copper of acidic waste etching liquid extract with the copper extracting-back extraction of stripping get mechanism 2, with acid etching machine 1 on etching solution enter the mouth and 12 get etching solution component regulating mechanism 3 that mechanism 2 links to each other, get the copper electrowinning mechanism 4 that mechanism 2 links to each other with described copper extracting-back extraction with described copper extracting-back extraction.Described copper extracting-back extraction is got mechanism 2 and is provided with acidic waste etching liquid inlet 21, copper extractant inlet 22, strippant inlet 23 and proposes copper spent etching solution outlet 24, copper extractant outlet 25 and cupric strippant outlet 26, described copper extractant outlet 25 links to each other with copper extractant inlet 22 by connecting tube, described cupric strippant outlet 26 links to each other with strippant inlet 23 by above-mentioned copper electrowinning mechanism 4, and the described copper spent etching solution of carrying exports 24 and joins by connecting tube and etching solution component regulating mechanism 3.For making structure of the present utility model more reliable and make each Xun ring mechanism Control Circulation automatically, further making things convenient for its operation, described copper extracting-back extraction is got the connecting tube that the acidic waste etching liquid of acidic waste etching liquid inlet 21 and acid etching machine 1 in the mechanism 2 exports between 11 and is provided with acidic waste etching liquid transfer cylinder 5 and control valve 51.The copper extractant outlet 25 that described copper extracting-back extraction is got in the mechanism 2 is provided with extraction agent transfer cylinder 6 and control pump 61 or valve with the connecting tube that the copper extraction enters the mouth between 22.Described copper extracting-back extraction is got the cupric strippant inlet 41 that is provided with in cupric strippant outlet 26 in the mechanism 2 and strippant inlet 23 and the above-mentioned copper electrowinning mechanism 4 and strippant and is exported on the connecting tube between 42 and be respectively equipped with cupric strippant transfer cylinder 7 and strippant transfer cylinder 8, control pump 71,81 or valve.Described copper extracting-back extraction is got mechanism 2 and is box-settler extractor, and wherein extracting progression is 1～8 grade, and reextraction progression is the 1-3 level.Box mixing-settler extractor as shown in Figure 2, its extraction progression be two can be not level reextraction progression be one-level.In each grade extraction tank in this box mixing-settler extractor mixing section 27, clarifying chamber 28 are arranged all.Above-mentioned etching solution component regulating mechanism 3 stirs 31 blending vat for its mechanism has, and the connecting tube of described blending vat and acid etching machine 1 is provided with control valve 32.Above-mentioned copper electrowinning mechanism 4 is an electrolyzer, and described electrolyzer is divided into a plurality of sulculuses, and sulculus is composed in parallel by a plurality of anodes, is connected in series between the sulculus; Anode in the groove is the plumbous utmost point, and negative electrode is a copper sheet, low price, and power consumption is low.Also be connected with motor-generator set 9 on the above-mentioned electrolyzer.
Be described in further detail sending out principle of work of the present utility model below in conjunction with accompanying drawing:
As Fig. 1-shown in Figure 2, starting the stirrers that the copper extracting-back extraction gets in the mechanism 2 stirs, effusive acidic waste etching liquid closes acidic waste etching liquid inlet 21 through acidic etching liquid transfer cylinder 5 and enters the copper extracting-back extraction and get mechanism 2 from acid etching machine 1, copper extractant in the extraction agent transfer cylinder 6 enters the copper extracting-back extraction through copper extraction inlet 22 and gets in the mechanism 2, the extraction section of extraction process with mixes mixing section 27 from acidic waste etching liquid inlet 21 acidic waste etching liquids that enter and by stirring the generation extractive reaction so that selective copper is extracted, copper extractant forms copper bearing same extraction agent behind extracting copper, enter clarifying chamber 28 after mixing, copper bearing copper extractant and the acidic waste etching liquid layering of carrying behind the copper, the acidic waste etching liquid of carrying behind the copper enters the upper level mixing section by water overflow port 25, through carry copper spent etching solution outlet 24 enter carry out the component allotment in the component setting device 3 after, the etching work procedure that enters acidic etching liquid machine 1 recycles.And the copper extractant of cupric extraction is when overflowing to the reextraction section mixing section 27 of reextraction operation by organic phase overflow port 29, by mixing the reaction of stripping takes place with the meal extraction agent of coming in from strippant mouth 23, cupric ion is discharged in the strippant, copper extractant after the reextraction and cupric strippant enter clarifying chamber 28, copper extractant and the layering of cupric strippant, copper extractant enters into copper extractant outlet 22 and extraction agent transfer cylinder by organic phase overflow port 29, returns the extraction section that the copper extracting-back extraction gets in the mechanism 2 again and recycles; The cupric strippant enters cupric strippant outlet 26 by water overflow port 25, enter in the copper electrowinning mechanism 4 through cupric strippant transfer cylinder 9 and cupric strippant mouth 41 again, copper electrowinning mechanism 4 electrolysis cupric strippants and make the cupric strippant form electro deposited copper and strippant, strippant enters strippant transfer cylinder 8, return the copper extracting-back extraction again and get in the reextraction section of mechanism 2 and recycle, electrolytic copper reclaims.
Certainly, the utility model is except above-mentioned embodiment, and other equivalent technical solutions also should be within its protection domain.
Claims (8)
1. the cyclic regeneration device of an acidic waste etching liquid is characterized in that: comprise acid etching machine (1), by connecting tube and described acid etching machine (1) being used for of going up that acidic waste etching liquid outlet (11) links to each other with the copper of acidic waste etching liquid extract with the copper extracting-back extraction of stripping get mechanism (2), with acid etching machine (1) on etching solution enter the mouth (12) and described copper extracting-back extraction is got etching solution component regulating mechanism (3) that mechanism (2) links to each other, got the copper electrowinning mechanism (4) that mechanism (2) links to each other with described copper extracting-back extraction.
2. the cyclic regeneration device of a kind of acidic waste etching liquid according to claim 1, it is characterized in that: described copper extracting-back extraction is got mechanism (2) and is provided with acidic waste etching liquid inlet (21), copper extractant inlet (22), strippant enters the mouth (23) and proposes copper spent etching solution outlet (24), copper extractant outlet (25) and cupric strippant outlet (26), described copper extractant outlet (25) links to each other with copper extractant inlet (22) by connecting tube, described cupric strippant outlet (26) links to each other with strippant inlet (23) by above-mentioned copper electrowinning mechanism (4), and the described copper spent etching solution of carrying exports (24) and joins by connecting tube and etching solution component regulating mechanism (3).
3. the cyclic regeneration device of a kind of acidic waste etching liquid according to claim 2 is characterized in that: described copper extracting-back extraction is got the connecting tube that the acidic waste etching liquid of acidic waste etching liquid inlet (21) and acid etching machine (1) in the mechanism (2) exports between (11) and is provided with acidic waste etching liquid transfer cylinder (5) and control valve (51).
4. the cyclic regeneration device of a kind of acidic waste etching liquid according to claim 2 is characterized in that: the copper extractant outlet (25) that described copper extracting-back extraction is got in the mechanism (2) is provided with extraction agent transfer cylinder (6) and control pump (61) or valve with the connecting tube that the copper extraction enters the mouth between (22).
5. according to the cyclic regeneration device of claim 2 or 3 or 4 described a kind of acidic waste etching liquids, it is characterized in that: described copper extracting-back extraction gets that cupric strippant outlet (26) in the mechanism (2) and strippant inlet (23) and above-mentioned copper electrowinning mechanism (4) go up that the cupric strippant that is provided with enters the mouth (41) and strippant exports and is respectively equipped with cupric strippant transfer cylinder (7) and strippant transfer cylinder (8), control pump (71), (81) or valve on the connecting tube between (42).
6. the cyclic regeneration device of a kind of acidic waste etching liquid according to claim 1 is characterized in that: described copper extracting-back extraction is got mechanism (2) and is box-settler extractor, and wherein extracting progression is 1～8 grade, and reextraction progression is the 1-3 level.
7. the cyclic regeneration device of a kind of acidic waste etching liquid according to claim 1, it is characterized in that: described etching solution component regulating mechanism (3) is the blending vat that device has stirrer (31) in it, and the connecting tube of described blending vat and acid etching machine (1) is provided with control valve (32).
8. the cyclic regeneration device of a kind of acidic waste etching liquid according to claim 1, it is characterized in that: described copper electrowinning mechanism (4) is for being provided with the electrolyzer 4 of a plurality of sulculuses in it, described sulculus is composed in parallel as the anodic stereotype with as the copper sheet of negative electrode by a plurality of, is connected in series between each sulculus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200066299U CN201933158U (en) | 2011-01-11 | 2011-01-11 | Cyclic regeneration device for acid spent etching solution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200066299U CN201933158U (en) | 2011-01-11 | 2011-01-11 | Cyclic regeneration device for acid spent etching solution |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201933158U true CN201933158U (en) | 2011-08-17 |
Family
ID=44444691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200066299U Expired - Fee Related CN201933158U (en) | 2011-01-11 | 2011-01-11 | Cyclic regeneration device for acid spent etching solution |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201933158U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109628748A (en) * | 2019-01-18 | 2019-04-16 | 成都虹华环保科技股份有限公司 | The extraction electrodeposition device and extraction electrodeposition method of etching solution |
-
2011
- 2011-01-11 CN CN2011200066299U patent/CN201933158U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109628748A (en) * | 2019-01-18 | 2019-04-16 | 成都虹华环保科技股份有限公司 | The extraction electrodeposition device and extraction electrodeposition method of etching solution |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101748430B (en) | Copper recovery system of printed board acid etching waste solution and etching solution regeneration method | |
| CN103924085B (en) | Utilize Copper making spent acid from heavy metal sewage sludge, reclaim the method for copper zinc-nickel | |
| CN104250046B (en) | A kind of nickel-contained wastewater treatment device and its processing method | |
| CN103936081A (en) | Method and system for preparing ferric chloride, electrodeposited copper and copper powder from copper-containing hydrochloric acid waste liquid | |
| CN101219838A (en) | Method for processing heavy metal industrial waste water with low concentration | |
| CN102206823A (en) | Process for directly electrolyzing waste etching solution to extract copper | |
| CN101492186A (en) | Method and device for circulation and regeneration of acidic waste etching liquid | |
| CN103265094A (en) | Method for recycling nitric acid and copper from waste water generated in production of printed circuit board | |
| CN102766883A (en) | Spent solder stripper recovery method and equipment | |
| CN201614411U (en) | Printed-board acid etching waste liquid regenerating and copper recycling device | |
| CN111621788A (en) | Method for recovering copper from alkaline etching waste liquid | |
| CN101024546B (en) | Copper etching liquid regeneration circulation method and apparatus | |
| CN101003396A (en) | System and method for treating wastewater of containing copper from microetching printed circuit board | |
| CN203065178U (en) | System for preparing ferric chloride, electrodeposited copper and copper powder from copper-containing hydrochloric acid waste liquid | |
| CN211339694U (en) | System for retrieve copper in follow acid etching solution | |
| CN103628064A (en) | Recycling system of acid etching liquid | |
| CN101285195A (en) | Indirect regeneration for waste etching solution and recovery processing system for copper | |
| CN201933158U (en) | Cyclic regeneration device for acid spent etching solution | |
| CN202440550U (en) | Alkaline etching liquid recycling and regenerating system | |
| CN204981439U (en) | Black palmization effluent disposal system | |
| CN202755059U (en) | Etching liquid waste processing device | |
| CN103290415B (en) | Treatment process and system of acid etching solution | |
| CN202610332U (en) | Acidic etching solution regeneration and recovery system | |
| CN201648150U (en) | Alkaline copper etchant cyclic regeneration water washer | |
| CN202499908U (en) | Alkaline etching liquid regeneration and copper recovery system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110817 Termination date: 20150111 |
|
| EXPY | Termination of patent right or utility model |