CN202626296U - Recycling device of waste tin-stripping liquid - Google Patents
Recycling device of waste tin-stripping liquid Download PDFInfo
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- CN202626296U CN202626296U CN2012201468053U CN201220146805U CN202626296U CN 202626296 U CN202626296 U CN 202626296U CN 2012201468053 U CN2012201468053 U CN 2012201468053U CN 201220146805 U CN201220146805 U CN 201220146805U CN 202626296 U CN202626296 U CN 202626296U
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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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Abstract
The utility model discloses a recycling device of a waste tin-stripping liquid. The recycling device comprises a reaction kettle, a slurry pump, a tin sludge filter press, a replacement pool and a centrifugal machine, wherein the reaction kettle is provided with a charging port and a discharging port respectively, the discharging port of the reaction kettle is connected with a charging port of the tin sludge filter press through the slurry pump, a discharging port of the tin sludge filter press comprises a tin sludge discharging port and a filtrate discharging port, the tin sludge discharging port and the filtrate discharging port are located at the bottom of the tin sludge filter press and on the upper portion of the tin sludge filter press respectively, the filtrate discharging port of the tin sludge filter press is connected with a charging port of the replacement pool, a discharging port of the replacement pool comprises a copper sludge discharging port which is located at the bottom of the replacement pool, and the copper sludge discharging port is connected with a charging port of the centrifugal machine. Compared with recycling methods of the waste tin-stripping liquid in the prior art, the recycling device has the advantages of being capable of greatly improving the recovery efficiency of various metals, good in environmental protection, high in resource utilization rate, simple in structure, low in cost and convenient to operate.
Description
Technical field
The utility model relates to environmental technology field, relates in particular to a kind of recycling and processing device of useless tin stripping liquid.
Background technology
Useless tin stripping liquid is that a kind of heavy metal content is high, and the trade waste that free acidity is big produces in the PC board ME usually; Wherein contain metal ingredients such as copper, tin and lead, if directly discharging, on the one hand easy contaminate environment; Be difficult to reach emission standard, cause the wasting of resources on the other hand.
At present, the recovery and treatment method and the corresponding device thereof of useless tin stripping liquid mainly contain three kinds:
1, thorough facture, promptly the neutralization precipitation method is the trunk mode that present most of medium-sized and small enterprises are handled useless tin stripping liquid.Treatment unit is the neutralization reaction still, adds a large amount of alkali at the neutralization reaction still that useless tin stripping liquid is housed, in and free acid, heavy metal is precipitated out with hydroxide form, waste liquid is thoroughly destroyed.This method advantage is that facility investment is little, operation is few, simple to operate.Shortcoming is that supplies consumption such as alkali is big, and the discharged wastewater met the national standard difficulty is big, produces to contain metallic copper, tin and plumbous mud in a large number, is difficult to handle, and resource utilization is low.
2, manipulation of regeneration method reclaims the part composition in the useless tin stripping liquid, as the raw material of producing other Chemicals, makes waste liquid can obtain utilizing, like preparation stannic acid product basis.Advantage is to be raw material with the waste liquid, turns waste into wealth, and the sub product that the production added value is higher, shortcoming is that this method has only been recycled tin wherein, a large amount of acid in the waste liquid do not realize recycling with other metals; In making the stannate process, producing new waste liquid and mud still is difficult to handle.
3, recycle method is based oneself upon the regenerated using of useless tin stripping liquid, behind the heavy metals such as separating copper tin, nitric acid and auxiliary component etc. is suitably added, and makes it can continue to play a role, and obtains recycle; Perhaps reclaim earlier a large amount of free acids wherein, separating beavy metal one by one reclaims other products of preparation again, the efficient resource in the useless tin stripping liquid is reclaimed comprehensively, as adopting electrolyzer to carry out electrolysis treatment, adopting water distilling apparatus to distill processing etc.Advantage is that this type of technological design is comprehensive, and the valuable resource in the useless tin stripping liquid is fully used; Effluent resource reclaims, and recycle does not have two and pollutes generation, has realized cleaner production truly.Shortcoming is with high content of technology, need to form successive, special production line, and cost recovery is high, complicated operation.
The utility model content
The technical problem underlying that the utility model will solve is that a kind of recycling and processing device that reduces cost and improve the useless tin stripping liquid of organic efficiency is provided.
For solving the problems of the technologies described above; The utility model provides a kind of recycling and processing device of useless tin stripping liquid; Comprise the reaction kettle, steam piano, tin mud pressure filter, displacement pool and the whizzer that have opening for feed and discharge port respectively; The discharge port of said reaction kettle joins through the opening for feed of steam piano and said tin mud pressure filter; The discharge port of said tin mud pressure filter comprises the tin mud discharge port and filtrating discharge port that lays respectively at said tin mud pressure filter bottom and top; The filtrating discharge port of said tin mud pressure filter and the opening for feed of said displacement pool join, and the discharge port of said displacement pool comprises the copper sludge discharge port that is positioned at said displacement pool bottom, and the opening for feed of said copper sludge discharge port and said whizzer joins.
Further; Also comprise the reaction tank and the tin iron pressure filter that have opening for feed and discharge port respectively; The discharge port of said displacement pool also comprises the stillness of night discharge port that is positioned at said displacement pool top; The opening for feed of said stillness of night discharge port and said reaction tank joins, and the discharge port of said reaction tank joins through the opening for feed of steam piano and said tin iron pressure filter, and the discharge port of said tin iron pressure filter comprises tin iron discharge port and the waste liquid relief outlet that lays respectively at said tin iron pressure filter bottom and top.
Preferably, first medicine system is installed also in the said reaction kettle, said first medicine system comprises dosing pump, tstr and unit, and said dosing pump has dosing pump, and said dosing pump all is connected through circuit with said unit with tstr.
Also be connected with first liquid storage tank between the discharge port of said reaction kettle and the said steam piano.
Further, also comprise the clarification liquid pump, the discharge port of said whizzer comprises copper sponge discharge port and clear liquor discharge port, and the clear liquor discharge port of said whizzer joins through the opening for feed of said clarification liquid pump and said reaction tank.
Preferably, second medicine system is installed also in the said reaction tank, said second medicine system also comprises dosing pump, tstr and unit, and said dosing pump has dosing pump, and said dosing pump all is connected through circuit with said unit with tstr.
Also comprise second liquid storage tank that communicates with sewage works, the waste liquid relief outlet of said tin iron pressure filter and said second liquid storage tank join.
Also be connected with filtering basin between the filtrating discharge port of said tin mud pressure filter and the opening for feed of said displacement pool.
Also be connected with settling pond between the opening for feed of said filtering basin and said displacement pool.
The beneficial effect of the utility model is: the recycling and processing device of the useless tin stripping liquid of the utility model at first through reaction kettle and tin mud pressure filter respectively useless tin stripping liquid is neutralized with the press filtration processing after; Obtain tin mud; Then through displacement pool and whizzer replace respectively with separating treatment after, obtain copper sponge.Compare with the thorough facture of prior art, the utility model extracts tin and copper component in giving up respectively through special equipment and pond body, has significantly improved the organic efficiency of each metalloid, and the feature of environmental protection is good; Compare with the manipulation of regeneration method, the utility model can also reclaim copper even other metals, and resource utilization is high; Compare with the recycle method, the apparatus structure of the utility model is simple, with low cost, operation is convenient.
Description of drawings
Fig. 1 is the recycling and processing device synoptic diagram of the useless tin stripping liquid of a kind of embodiment of the utility model;
Fig. 2 is the first part of recycling and processing device structure iron of the useless tin stripping liquid of a kind of embodiment of the utility model;
Fig. 3 is the second section of recycling and processing device structure iron of the useless tin stripping liquid of a kind of embodiment of the utility model.
Embodiment
Combine accompanying drawing that the utility model is done further explain through embodiment below.
Please refer to Fig. 1 to Fig. 3, the recycling and processing device of the useless tin stripping liquid of this embodiment mainly comprises reaction kettle, first liquid storage tank (i.e. liquid storage tank 1 among the figure), steam piano, tin mud pressure filter, filtering basin, settling pond, displacement pool, whizzer, clarification liquid pump, reaction tank, tin iron pressure filter, second liquid storage tank integral parts such as (i.e. liquid storage tanks 2 among the figure).
More than directly join successively or join successively between each pond body or the equipment through pipeline; Can the useless tin stripping liquid that produce in printed wiring board production technology or other production technique be recycled; Extract the metal of recycles such as tin, copper, iron, at last the waste liquid that produces is entered sewage works and handle.
Particularly, in this device, discharge port joins through the opening for feed of steam piano and tin mud pressure filter, preferably, also is connected with first liquid storage tank between the discharge port of reaction kettle and the said steam piano.Reaction kettle is used for the original useless tin stripping liquid that fresh feed pump pumps into is stirred neutralization, in the time can in reaction kettle, add NaOH or his alkaline solution, the pH value of useless tin stripping liquid is adjusted between the 1-2 so that the tin ion in the useless tin stripping liquid forms precipitate.Then, the mixed solution in the reaction kettle after stirring and the neutralization is discharged into the first liquid storage tank temporarily stored, pumps into tin mud pressure filter through steam piano again and carries out press filtration.Reaction kettle can have a plurality of, and a plurality of reaction kettles can be worked simultaneously and improved process efficiency.
The discharge port of tin mud pressure filter comprises the tin mud discharge port and filtrating discharge port that lays respectively at tin mud pressure filter bottom and top; Be respectively applied for to discharge and separate tin mud (as filter residue) and the filtrating that obtains through filtering; The top here is meant the position that highly is higher than tin mud pressure filter bottom, and its height can make filtrate filtered discharge.The tin mud that tin mud discharge port is discharged can directly be packed the back and sell, and the filtrating discharge port of tin mud pressure filter and the opening for feed of displacement pool join, and are used for that filtrating is entered displacement pool and displace cupric ion.Tin mud pressure filter can have a plurality of, can link to each other successively or independent the setting, can carry out precipitation process one by one or separately to the tin ion in the useless tin stripping liquid, improves the organic efficiency of tin element.
Can drop into iron plate in the displacement pool and carry out the Fe-Cu replacement(metathesis)reaction, thereby reclaim the cupric ion in the useless tin stripping liquid, its reaction formula is Fe+Cu2+ → Fe2++Cu.The discharge port of displacement pool comprises copper sludge discharge port and the stillness of night discharge port that lays respectively at displacement pool bottom and top, and the opening for feed of copper sludge discharge port and whizzer joins, and is used to discharge the monomer copper that is deposited on the displacement pool bottom that cements out.The opening for feed of stillness of night discharge port and reaction tank joins, and the top here is meant the position that highly is higher than tin mud pressure filter bottom, and its height is positioned at the stillness of night discharge reaction tank on displacement pool top and reclaims iron ion after can making displacement.Displacement pool equally also can have a plurality of.
Preferably; Can set gradually filtering basin and settling pond between tin mud pressure filter and the displacement pool; Be also to be connected filtering basin and settling pond successively between the opening for feed of filtrating discharge port and displacement pool of tin mud pressure filter; Be respectively applied for the filtrating that tin mud pressure filter is discharged and filter and clarify the back and replace entering displacement pool, the tin mud in the mixed solution is filtered once more and precipitates, improved the recovery.Filtering basin be arranged on settling pond top.
Whizzer is used for copper sludge is carried out separating treatment, obtains copper sponge after the cutting out partial clear liquor.The discharge port of whizzer comprises copper sponge discharge port and clear liquor discharge port; Can sell after the copper sponge packing that the copper sponge discharge port is discharged; The clear liquor discharge port of whizzer can directly be discharged waste material, and preferably, this clear liquor discharge port can join through the opening for feed of little liquid storage tank with clarification liquid pump and reaction tank; Be used for that clear liquor is entered reaction tank and therefrom reclaim iron ion, further increased the organic efficiency of iron ion.
After reaction tank is used for the waste liquid from displacement pool and whizzer stirred; Add NaOH or other alkaline solutions; PH value in the reaction tank is transferred between the 4-5, is added Na2CO3 solution again the pH value further is transferred between the 5-6, iron ion and remaining a small amount of tin ion deposition are separated out.The discharge port of reaction tank joins through the opening for feed of steam piano and tin iron pressure filter, can mixed waste liquid be pumped into tin mud pressure filter through steam piano and carry out press filtration.Reaction tank equally also can have a plurality of.
The discharge port of tin iron pressure filter comprises tin iron discharge port and the waste liquid relief outlet that lays respectively at tin iron pressure filter bottom and top; Be respectively applied for to discharge and separate iron scruff and the filtrating that obtains through filtering; The top here is meant the position that highly is higher than tin iron pressure filter bottom, and its height can make filtrate filtered discharge.The tin scum that tin iron discharge port is discharged can directly be packed the back and sell, and the filtrating discharge port and second liquid storage tank of tin iron pressure filter join, and after being used for waste liquid stored, enters waste water processing station and handles.Tin iron pressure filter can have a plurality of, and links to each other successively, can improve the organic efficiency of tin element and ferro element.
In this embodiment, alkali lye in reaction kettle and the reaction tank and Na2CO3 solution can artificially add.In order to reduce manual operation, and reduce operator and contact with medicine and cause bodily injury, also can adopt automatic medicament feeding system.For example, first medicine system is installed in the reaction kettle, second medicine system also is installed in the reaction tank; First medicine system and second medicine system all comprise dosing pump, tstr and unit etc.; Dosing pump has dosing pump, and dosing pump all is connected through circuit with unit with tstr, and tstr is used for the pH value in detection reaction pond or the reaction kettle; And test result reported unit; The valve of dosing pump according to the corresponding solution of adding in detected result phase reaction pond or the reaction kettle, and makes waste liquid wherein keep rational pH value under the control of unit.
The recycling and processing device of the useless tin stripping liquid of the utility model is simple in structure, with low cost, can be widely used in all types of industries field, and the useless tin stripping liquid that produces is recycled.Its processing efficiency is high, can not only reclaim tin and copper in the former tin stripping liquid, can also reclaim add in the replacement process iron, further improved resource utilization, and reduced pollution and infringement that waste liquid causes environment and human body.
Above content is the further explain that combines concrete embodiment that the utility model is done, and can not assert that the practical implementation of the utility model is confined to these explanations.For the those of ordinary skill of technical field under the utility model, under the prerequisite that does not break away from the utility model design, can also make some simple deduction or replace, all should be regarded as belonging to the protection domain of the utility model.
Claims (9)
1. the recycling and processing device of a useless tin stripping liquid; It is characterized in that; Comprise the reaction kettle, steam piano, tin mud pressure filter, displacement pool and the whizzer that have opening for feed and discharge port respectively; The discharge port of said reaction kettle joins through the opening for feed of steam piano and said tin mud pressure filter, and the discharge port of said tin mud pressure filter comprises the tin mud discharge port and filtrating discharge port that lays respectively at said tin mud pressure filter bottom and top, and the filtrating discharge port of said tin mud pressure filter and the opening for feed of said displacement pool join; The discharge port of said displacement pool comprises the copper sludge discharge port that is positioned at said displacement pool bottom, and the opening for feed of said copper sludge discharge port and said whizzer joins.
2. device as claimed in claim 1; It is characterized in that; Also comprise the reaction tank and the tin iron pressure filter that have opening for feed and discharge port respectively; The discharge port of said displacement pool also comprises the stillness of night discharge port that is positioned at said displacement pool top; The opening for feed of said stillness of night discharge port and said reaction tank joins, and the opening for feed of the discharge port of said reaction tank and said tin iron pressure filter joins through steam piano, and the discharge port of said tin iron pressure filter comprises tin iron discharge port and the waste liquid relief outlet that lays respectively at said tin iron pressure filter bottom and top.
3. device as claimed in claim 1; It is characterized in that first medicine system also is installed in the said reaction kettle, and said first medicine system comprises dosing pump, tstr and unit; Said dosing pump has valve, and said valve all is connected through circuit with said unit with tstr.
4. device as claimed in claim 1 is characterized in that, also is connected with first liquid storage tank between the discharge port of said reaction kettle and the said steam piano.
5. device as claimed in claim 2; It is characterized in that; Also comprise the clarification liquid pump, the discharge port of said whizzer comprises copper sponge discharge port and clear liquor discharge port, and the clear liquor discharge port of said whizzer joins through the opening for feed of said clarification liquid pump and said reaction tank.
6. device as claimed in claim 2; It is characterized in that second medicine system also is installed in the said reaction tank, and said second medicine system also comprises dosing pump, tstr and unit; Said dosing pump has valve, and said valve all is connected through circuit with said unit with tstr.
7. device as claimed in claim 2 is characterized in that, also comprises second liquid storage tank that communicates with sewage works, and the waste liquid relief outlet of said tin iron pressure filter and said second liquid storage tank join.
8. like each described device in the claim 1 to 7, it is characterized in that, also be connected with filtering basin between the filtrating discharge port of said tin mud pressure filter and the opening for feed of said displacement pool.
9. like each described device in the claim 1 to 7, it is characterized in that, also be connected with settling pond between the opening for feed of said filtering basin and said displacement pool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201468053U CN202626296U (en) | 2012-04-09 | 2012-04-09 | Recycling device of waste tin-stripping liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201468053U CN202626296U (en) | 2012-04-09 | 2012-04-09 | Recycling device of waste tin-stripping liquid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202626296U true CN202626296U (en) | 2012-12-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201468053U Expired - Lifetime CN202626296U (en) | 2012-04-09 | 2012-04-09 | Recycling device of waste tin-stripping liquid |
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| Country | Link |
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| CN (1) | CN202626296U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103523947A (en) * | 2013-08-26 | 2014-01-22 | 赣州聚环科技有限公司 | Solder removing waste liquid regeneration treatment method |
| CN105714297A (en) * | 2014-12-03 | 2016-06-29 | 北大方正集团有限公司 | Tin stripping liquid circulation separation tin mud-removing system |
| CN112573751A (en) * | 2020-12-11 | 2021-03-30 | 广州科城环保科技有限公司 | Recycling treatment device and treatment process for waste tin stripping liquid |
| CN113322377A (en) * | 2021-05-28 | 2021-08-31 | 江西威尔高电子科技有限公司 | Tin stripping extraction device for circuit board production |
-
2012
- 2012-04-09 CN CN2012201468053U patent/CN202626296U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103523947A (en) * | 2013-08-26 | 2014-01-22 | 赣州聚环科技有限公司 | Solder removing waste liquid regeneration treatment method |
| CN105714297A (en) * | 2014-12-03 | 2016-06-29 | 北大方正集团有限公司 | Tin stripping liquid circulation separation tin mud-removing system |
| CN105714297B (en) * | 2014-12-03 | 2018-02-02 | 北大方正集团有限公司 | Tin stripping liquid multi-cycle separation removes tin mud system |
| CN112573751A (en) * | 2020-12-11 | 2021-03-30 | 广州科城环保科技有限公司 | Recycling treatment device and treatment process for waste tin stripping liquid |
| CN113322377A (en) * | 2021-05-28 | 2021-08-31 | 江西威尔高电子科技有限公司 | Tin stripping extraction device for circuit board production |
| CN113322377B (en) * | 2021-05-28 | 2023-03-28 | 江西威尔高电子股份有限公司 | Tin stripping extraction device for circuit board production |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 518117, Shenzhen, Longgang Ping Ping Street, Gaoqiao community, Ping Road, No., building 13, floor 2 Patentee after: Shezhen Leo King Environment Protection Co., Ltd. Address before: Longgang District of Shenzhen City, Guangdong province 518036 Gaoqiao Ping Industrial Zone langkun Science Park Patentee before: Shenzhen Leoking Group |
|
| CP03 | Change of name, title or address | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 518117, Shenzhen, Longgang Ping Ping Street, Gaoqiao community, Ping Road, No., building 13, floor 2 Patentee after: Shenzhen langkun environmental group Limited by Share Ltd Address before: 518117, Shenzhen, Longgang Ping Ping Street, Gaoqiao community, Ping Road, No., building 13, floor 2 Patentee before: Shezhen Leo King Environment Protection Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121226 |
|
| CX01 | Expiry of patent term |