CN106048657B - A kind of laboratory silver recovery unit - Google Patents
A kind of laboratory silver recovery unit Download PDFInfo
- Publication number
- CN106048657B CN106048657B CN201610646088.3A CN201610646088A CN106048657B CN 106048657 B CN106048657 B CN 106048657B CN 201610646088 A CN201610646088 A CN 201610646088A CN 106048657 B CN106048657 B CN 106048657B
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- China
- Prior art keywords
- silver
- rotating shaft
- graphite rod
- motor
- workbench
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C1/00—Electrolytic production, recovery or refining of metals by electrolysis of solutions
- C25C1/20—Electrolytic production, recovery or refining of metals by electrolysis of solutions of noble metals
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C7/00—Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells
- C25C7/06—Operating or servicing
- C25C7/08—Separating of deposited metals from the cathode
-
- 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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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electrolytic Production Of Metals (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The invention discloses a kind of laboratory silver recovery unit, and it includes workbench（1）, positioned at workbench（1）The motor II of lower section（2）, be arranged at workbench（1）On riser（3）, electrolytic cell（4）And water pump（5）, be arranged at riser（3）On motor I（6）And screw mandrel（7）, screw mandrel（7）Upper end and motor I（6）Output end connection, screw mandrel（7）On be connected with nut（8）, rotating shaft A（11）With rotating shaft B（12）Bottom be mounted on being located at workbench（1）The driven gear of lower section（17）, motor II（2）Output end be connected with driving gear（18）, driving gear（18）With two driven gears（17）Engagement, electrolytic cell（4）Side wall on be provided with inlet（19）And liquid outlet（20）.The beneficial effects of the invention are as follows：Silver recovery efficiency high, quickly the electrolytic silver on graphite rod can be peeled off, reduced labor intensity.
Description
Technical field
The present invention relates to the technical field of recycling silver-colored in silver-containing liquid waste, particularly a kind of laboratory silver recovery dress
Put.
Background technology
At present, in the useless shadow liquid in photo industry and the COD analysis in laboratory and other silver-containing liquid wastes
Metal silver recovery, some is using generation sulphide precipitation and its various improvement sides that are derived on the basis of method
Method, but the shortcomings that being difficult to overcome be present in the above method, that is, the sulfide precipitation generated will release substantial amounts of SO2 in calcination
Gas, the serious pollution to environment is caused, and be mingled with the aggregation caking for hindering silver in calcination too much in precipitating, often needed
The secondary calcination of secondary separation is wanted, both wastes the energy, easily causes the loss of silver again.Also have using chemical method, for example, straight using iron plate
Connect reduction, C, Si in iron plate etc. can enter silver powder and make subsequent treatment hard to tackle, using vulcanized sodium high temperature reduction method, it is necessary to
Small iron furnace melting, the few waste water for the treatment of capacity is generally unsuitable for, in the vulcanized sodium precipitation method, is reduced according to hydrochloric acid and iron plate de-
Sulphur, this is not only reduced directly more one of formality than iron plate, and because a solid liquid phase reactor, processing are also cumbersome.
In the laboratory of major research institutions, often finish and once test, it will usually produce substantial amounts of silver-containing waste water, especially
It is that silver content in waste water is at a relatively high, it is therefore desirable to these silver recovery are recycled, at present, generally use electrolysis in laboratory
Reclaimed, it is necessary to which electrolyte is given off into electrolytic cell after electrolysis is fully completed, subsequently enter desilverization station, existing stripping
Silver-colored method generally use is manually peeled off, but silver being attached on cathode bar tightly, it is difficult to be taken off, this, which is undoubtedly, increases
Big labor intensity of operating staff.
The content of the invention
A kind of the shortcomings that it is an object of the invention to overcome prior art, there is provided compact-sized, silver recovery efficiency high, can
The laboratory the silver recovery unit quickly electrolytic silver on graphite rod is peeled off, to reduce labor intensity.
The purpose of the present invention is achieved through the following technical solutions：A kind of laboratory silver recovery unit, it include workbench,
Motor II below workbench, riser, electrolytic cell and the water pump being arranged on workbench, the motor I being arranged on riser
And screw mandrel, the vertical setting of described screw mandrel, the upper end of screw mandrel are connected with motor I output end, and nut, spiral shell are connected with screw mandrel
Female left part is installed with the cylinder of vertical setting, and the bottom of the piston rod of cylinder is connected with scraper, described workbench
Internal rotation is provided with rotating shaft A and rotating shaft B, and rotating shaft A and rotating shaft B sequentially set through the basal surface of workbench and electrolytic cell, turned
It is respectively arranged with deck A and deck B in electrolytic cell at the top of axle A and rotating shaft B, is offered in deck A and deck B recessed
Groove, graphite rod A is fitted with deck A groove, graphite rod B is fitted with deck B groove, graphite rod B is located under scraper
Side, described rotating shaft A and rotating shaft B bottom are mounted on the driven gear below workbench, described motor II's
Output end is connected with driving gear, and driving gear engages with two driven gears, be provided with the side wall of electrolytic cell inlet and
Liquid outlet, the water sucking mouth of water pump are connected with liquid outlet.
The described vertical setting of rotating shaft A and rotating shaft B.
The described vertical setting of graphite rod A and graphite rod B.
Described riser is set perpendicular to workbench.
Described liquid outlet is located at the lower section of inlet.
Two described driven gears are symmetrical arranged on driving gear.
The present invention has advantages below：Organic efficiency of the present invention is high, quickly can peel off the electrolytic silver on graphite rod,
Reduce labor intensity.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
In figure, 1- workbench, 2- motors II, 3- riser, 4- electrolytic cells, 5- water pumps, 6- motors I, 7- screw mandrel, 8- nuts,
9- cylinders, 10- scrapers, 11- rotating shafts A, 12- rotating shaft B, 13- deck A, 14- deck B, 15- graphite rod A, 16- graphite rod B, 17-
Driven gear, 18- driving gears, 19- inlets, 20- liquid outlets.
Embodiment
The present invention will be further described below in conjunction with the accompanying drawings, and protection scope of the present invention is not limited to as described below：
As shown in figure 1, a kind of laboratory silver recovery unit, it includes workbench 1, the motor positioned at the lower section of workbench 1
II2, the riser 3 being arranged on workbench 1, electrolytic cell 4 and water pump 5, the motor I6 and screw mandrel 7 being arranged on riser 3, riser 3
Set perpendicular to workbench 1, described 7 vertical setting of screw mandrel, the upper end of screw mandrel 7 is connected with motor I6 output end, screw mandrel 7
On be connected with nut 8, the left part of nut 8 is installed with the cylinder 9 of vertical setting, the bottom connection of the piston rod of cylinder 9
There is scraper 10.
As shown in figure 1, the internal rotation of workbench 1 is provided with rotating shaft A11 and rotating shaft B12, rotating shaft A11 and rotating shaft B12 are vertical
Set, rotating shaft A11 and rotating shaft B12 are sequentially set through the basal surface of workbench 1 and electrolytic cell 4, rotating shaft A11 and rotating shaft B12
Top be respectively arranged with deck A13 and deck B14 in electrolytic cell 4, offered in deck A13 and deck B14 recessed
Groove, be fitted with graphite rod A15 in deck A13 groove, be fitted with graphite rod B16 in deck B14 groove, graphite rod A15 and
The vertical settings of graphite rod B16, graphite rod B16 are located at the lower section of scraper 10.
As shown in figure 1, rotating shaft A11 and rotating shaft B12 bottom are mounted on the driven gear positioned at the lower section of workbench 1
17, described motor II2 output end are connected with driving gear 18, and driving gear 18 engages with two driven gears 17, two
Driven gear 17 is symmetrical arranged on driving gear 18, and after motor II2 starts, motor II2 drives driving gear 18 to rotate, main
Moving gear 18 drives two driven gears 17 to rotate, so as to drive graphite rod A15 and graphite rod B16 to do rotation fortune around own axes
It is dynamic, in electrolytic process, the reduction of the silver ion in silver-containing liquid waste is accelerated, improves electrolytic efficiency.In the side wall of electrolytic cell 4
Inlet 19 and liquid outlet 20 are provided with, liquid outlet 20 is located at the lower section of inlet 19, and water sucking mouth and the liquid outlet 20 of water pump 5 connect
Connect, after water pump 5 starts, water pump 5 can extract the waste water in electrolytic cell 4 through liquid outlet 20 out.
The course of work of the present invention is as follows：The present invention job step be：
S1, caused silver-containing liquid waste in a certain amount of laboratory is passed through into electrolytic cell 4 through inlet 19, makes silver-containing liquid waste
Flood 3/4ths of graphite rod total length；
S2, graphite rod B16 connected by the negative pole of wire and battery, by graphite rod A15 by wire and battery just
Pole connects, while starts motor II2, and after the conducting of electrolysis loop, ionization generation silver ion, silver ion are attached to graphite rod in waste liquid
Electroreduction is obtained after B16 is upper into argent, through after a period of time, all silver ions are reduced on graphite rod B16 in waste liquid
Electrolytic silver；
S3, start water pump, water pump extracts the waste liquid in electrolytic cell 4 through liquid outlet 20 out, untill waste liquid exhausts；
After S4, step S3 terminate, two wires are pulled down, subsequent controlled motor I6 starts, and motor I6 drives nut through screw mandrel 7
8 move downward a segment distance, cylinder 9 after moving to certain position, is closed motor I6 close to electrolytic cell 4 and is controlled cylinder 9
Piston rod slowly stretches out, and scraper 10 cuts electrolytic silver from graphite rod B16, when peeling off electrolytic silver, because graphite rod B16 is done
Rotary motion, so as to gradually scrape all electrolytic silvers on graphite rod B16, realize and silver is reclaimed from waste liquid.The device without
Need personnel to be cut, greatly alleviate the labor intensity of personnel, in addition, the device integrates electrolysis and recovery silver, realize
Continuous recovery silver, the organic efficiency greatly improved, reduces cost recovery, especially suitable for high content in laboratory waste liquid
The recovery of silver.
Claims (3)
- A kind of 1. laboratory silver recovery unit, it is characterised in that：It includes workbench（1）, positioned at workbench（1）The motor of lower section II（2）, be arranged at workbench（1）On riser（3）, electrolytic cell（4）And water pump（5）, be arranged at riser（3）On motor I（6） And screw mandrel（7）, described screw mandrel（7）Vertical setting, screw mandrel（7）Upper end and motor I（6）Output end connection, screw mandrel（7） On be connected with nut（8）, nut（8）Left part be installed with the cylinder of vertical setting（9）, cylinder（9）Piston rod Bottom is connected with scraper（10）, described workbench（1）Internal rotation is provided with rotating shaft A（11）With rotating shaft B（12）, rotating shaft A（11） With rotating shaft B（12）Sequentially run through workbench（1）And electrolytic cell（4）Basal surface set, rotating shaft A（11）With rotating shaft B（12）'s Top is respectively arranged with positioned at electrolytic cell（4）Interior deck A（13）With deck B（14）, deck A（13）With deck B（14）It is interior equal Open up fluted, deck A（13）Groove in be fitted with graphite rod A（15）, deck B（14）Groove in be fitted with graphite rod B （16）, graphite rod B（16）Positioned at scraper（10）Lower section, graphite rod A（15）With graphite rod B（16）Vertical setting, it is described Rotating shaft A（11）With rotating shaft B（12）Vertical setting, rotating shaft A（11）With rotating shaft B（12）Bottom be mounted on being located at workbench （1）The driven gear of lower section（17）, described motor II（2）Output end be connected with driving gear（18）, driving gear（18） With two driven gears（17）Engagement, two driven gears（17）On driving gear（18）It is symmetrical arranged, electrolytic cell（4）Side Inlet is provided with wall（19）And liquid outlet（20）, water pump（5）Water sucking mouth and liquid outlet（20）Connection, the retracting device Job step is：S1, through inlet（19）To electrolytic cell（4）Caused silver-containing liquid waste in a certain amount of laboratory is inside passed through, makes silver-containing liquid waste Flood 3/4ths of graphite rod total length；S2, by graphite rod B（16）Connected by the negative pole of wire and battery, by graphite rod A（15）By wire and battery just Pole connects, while starts motor II（2）, after the conducting of electrolysis loop, ionization generation silver ion, silver ion are attached to graphite in waste liquid Rod B（16）Electroreduction is obtained after upper into argent, through after a period of time, all silver ions are in graphite rod B in waste liquid（16）On It is reduced into electrolytic silver；S3, start water pump, water pump is by electrolytic cell（4）In waste liquid through liquid outlet（20）Extract out, untill waste liquid exhausts；After S4, step S3 terminate, two wires, subsequent controlled motor I are pulled down（6）Start, motor I（6）Through screw mandrel（7）Drive spiral shell It is female（8）A segment distance is moved downward, makes cylinder（9）Close to electrolytic cell（4）, after moving to certain position, close motor I（6）And Control cylinder（9）Piston rod slowly stretch out, scraper（10）By electrolytic silver from graphite rod B（16）On cut, peel off electrolytic silver When, due to graphite rod B（16）Rotate, so as to gradually by graphite rod B（16）On all electrolytic silvers scrape, realize from Silver is reclaimed in waste liquid.
- A kind of 2. laboratory silver recovery unit according to claim 1, it is characterised in that：Described riser（3）Perpendicular to Workbench（1）Set.
- A kind of 3. laboratory silver recovery unit according to claim 1, it is characterised in that：Described liquid outlet（20）It is located at Inlet（19）Lower section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610646088.3A CN106048657B (en) | 2016-08-09 | 2016-08-09 | A kind of laboratory silver recovery unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610646088.3A CN106048657B (en) | 2016-08-09 | 2016-08-09 | A kind of laboratory silver recovery unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106048657A CN106048657A (en) | 2016-10-26 |
| CN106048657B true CN106048657B (en) | 2018-02-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610646088.3A Active CN106048657B (en) | 2016-08-09 | 2016-08-09 | A kind of laboratory silver recovery unit |
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| CN (1) | CN106048657B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107130268A (en) * | 2017-06-08 | 2017-09-05 | 无锡中天固废处置有限公司 | Automation stripping barrel |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100880731B1 (en) * | 2007-06-04 | 2009-02-02 | 한국원자력연구원 | Continuous electrolytic refining device for metal uranium |
| JP5520504B2 (en) * | 2009-03-19 | 2014-06-11 | 古河電気工業株式会社 | Method for producing copper fine particle dispersion |
| CN201411497Y (en) * | 2009-06-20 | 2010-02-24 | 永兴县元泰应用材料有限公司 | Full-sealing silver electrolysis device |
| CN102373483A (en) * | 2010-08-19 | 2012-03-14 | 宋阳 | Device for recovering silver from silver-containing waste water |
| CN102560537B (en) * | 2012-03-09 | 2014-06-11 | 哈尔滨工业大学 | Silver recovery device for silver-containing waste liquor |
| CN202530174U (en) * | 2012-04-26 | 2012-11-14 | 北方民族大学 | Device for recycling silver in laboratory |
| CN202705502U (en) * | 2012-08-15 | 2013-01-30 | 赵春龙 | Silver recovering device for laboratory |
| CN203999860U (en) * | 2014-06-12 | 2014-12-10 | 国网山西省电力公司电力科学研究院 | A kind of device of reclaiming metals |
| CN205856626U (en) * | 2016-08-09 | 2017-01-04 | 成都虹华环保科技股份有限公司 | A kind of laboratory silver recovery unit |
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- 2016-08-09 CN CN201610646088.3A patent/CN106048657B/en active Active
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| CN106048657A (en) | 2016-10-26 |
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