CN202705502U - Silver recovering device for laboratory - Google Patents
Silver recovering device for laboratory Download PDFInfo
- Publication number
- CN202705502U CN202705502U CN2012204037745U CN201220403774U CN202705502U CN 202705502 U CN202705502 U CN 202705502U CN 2012204037745 U CN2012204037745 U CN 2012204037745U CN 201220403774 U CN201220403774 U CN 201220403774U CN 202705502 U CN202705502 U CN 202705502U
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- silver
- electrolyzer
- recovery unit
- laboratory
- electrolytic
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Abstract
The utility model relates to a silver recovering technology, in particular to a silver recovering device for a laboratory. The silver recovering device comprises an electrolytic device and a tail gas recovering device, wherein the electrolytic device mainly comprises an electrolytic bath, a sealing cover, a cathode, an anode, a direct-current and voltage-stabilizing power supply, a motor, a scrapper, a scrapper bracket, a stirrer and a magnetic stirrer, wherein a feeding hole, an exhaust hole and a temperature measuring hole are formed in the sealing cover; a discharging hole is formed in the bottom of the outer side wall of the electrolytic bath; and a suction filtration device and a circulating device are arranged on the silver recovering device. According to the silver recovering device, the production cost is low; the electrolytic and the scrapping can be simultaneously carried out, and thus the electrolytic efficiency is increased, power energy is saved and the pollution to the environment caused by gas is reduced; the aim of recycling silver is achieved; and the silver recovering device can be widely applied to chemical laboratories.
Description
Technical field
The utility model relates to a kind of silver recovery technology, particularly a kind of laboratory silver recovery unit.
Background technology
Often can produce a large amount of silver-containing liquid wastes in the chemical experiment process, does not generally reclaim these waste liquids in the laboratory, causes the waste of resource and the pollution of environment.Silver has good ductility, and its electroconductibility and thermal conduction occupy first of the metal.Reclaiming silver in the laboratory generally has two kinds of chemical method and electrolytic process, and the silver-colored purity of chemical recovering method is lower, and it is high that electrolytic process reclaims purity, but electrolyzing rate, the rate of recovery are low, and recovery can not circulate in electrolytic process.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, but the electrolysis limit scraping of a kind of limit is provided, and can loop back the laboratory silver recovery unit of cash register.
A kind of laboratory described in the utility model silver recovery unit, comprise electrolyzer and device for recovering tail gas, electrolyzer mainly is made of electrolyzer, sealing cover, negative electrode, anode, D.C. regulated power supply, motor, beater, beater support, stirrer, magnetic stirring apparatus, sealing cover is provided with feed port, venting hole, thermometer hole, electrolyzer outer side wall bottom is provided with relief hole, and described silver recovery unit also is provided with suction filtration device and circulation device;
Described suction filtration device mainly is made of sand core funnel, suction filter, stirrer, magnetic stirring apparatus and vacuum pump using circulatory water, and circulation device mainly is made of peristaltic pump;
Described motor adopts push-rod electric machine, push-rod electric machine below and motor base fixed installation, and the top motor output end is connected with the beater support by the positive drive bar, and the motor fuselage is by permanent sleeve and electrolyzer fixed installation;
With gasket, gasket directly contacts with electrolyzer on the described sealing cover;
Described negative electrode is stainless steel cathode, and anode is stainless steel anode.
This device production cost is low, can control according to the time that motor sets movement velocity and the intermittent time of beater, the absorption of guaranteeing negative electrode silver reaches capacity and carries out scraping again, can limit electrolysis limit scraping, the stainless steel cathode and the anode that adopt scratch resistance to cut, improved the conductive capability of negative electrode, also weakened simultaneously the overvoltage of cathode surface, improved electrolytic efficiency, saved electric energy, reduce gas to the pollution of environment, be provided with charge cavity and thermometer hole at sealing cover, the electrolyzer lower wall is provided with a relief hole, by valve control suction filtration device and circulation device, and then can in electrolytic process, add at any time and discharge feed liquid, and reaching the purpose that loops back cash register, this device can be widely used in the chemical laboratory.
Description of drawings
Fig. 1 is the schematic flow sheet of laboratory silver recovery unit;
Fig. 2 is the structural representation of electrolyzer in the silver recovery unit of laboratory;
Fig. 3 is the vertical view of electrolyzer in the silver recovery unit of laboratory;
Among the figure: 1-positive drive bar; The 2-sealing cover; The 3-motor; The 4-gasket; 5-beater support; The 6-negative electrode; The 7-anode; The 8-permanent sleeve; The 9-beater; The 10-stirrer; The 11-magnetic stirring apparatus; The 12-motor base; The 13-electrolyzer; The 14-thermometer hole; The 15-venting hole; The 16-feed port; The 17-relief hole; The 18-device for recovering tail gas; The 19-sand core funnel; The 20-suction filter; The 21-vacuum pump using circulatory water; The 22-peristaltic pump; 23,24,25,26-valve.
Embodiment
As shown in Figure 1, 2, 3, this device comprises electrolyzer and device for recovering tail gas 18, electrolyzer mainly is made of electrolyzer 13, sealing cover 2, negative electrode 6, anode 7, D.C. regulated power supply, motor 3, beater 9, beater support 5, stirrer 10, magnetic stirring apparatus 11, sealing cover 2 is provided with feed port 16, venting hole 15, thermometer hole 14, electrolyzer 13 outer side walls bottom is provided with relief hole 17, and described silver recovery unit also is provided with suction filtration device and circulation device; Described suction filtration device mainly is made of sand core funnel 19, suction filter 20, stirrer 10, magnetic stirring apparatus 11 and vacuum pump using circulatory water 21, and circulation device mainly is made of peristaltic pump 22; Described motor 3 adopts push-rod electric machine, push-rod electric machine below and motor base 12 fixed installations, and the top motor output end is connected with beater support 5 by positive drive bar 1, and motor 3 fuselages are by permanent sleeve 8 and electrolyzer 13 fixed installations; With gasket 4, gasket 4 directly contacts with electrolyzer 13 on the described sealing cover 2; Described negative electrode 6 is stainless steel cathode, and anode 7 is stainless steel anode.The silver-containing liquid waste that the laboratory is produced adds excessive saturated NaCl solution after the removal of impurities after filtration and obtains the AgCl precipitation, and suction filtration also use deionized water wash, the taking-up silver nitride precipitation.The above-mentioned silver nitride precipitation of handling well and stirrer 10 are put in the suction filter 20, add an amount of strong aqua, valve-off 23,25,26, open magnetic stirring apparatus 11 and make the silver chloride dissolving, close magnetic stirring apparatus 11 behind the dissolve complete, open valve 23,26, with peristaltic pump 22 it is got to electrolysis in the electrolyzer 13.Place the electrolyzer 13 that has installed electrolytic solution at magnetic stirring apparatus 11 during electrolysis, put in advance stirrer 10 in the electrolyzer 13, negative electrode 6 and anode 7 are received D.C. regulated power supply, after plugged is transferred to suitable voltage, open magnetic stirring apparatus 11 and push-rod electric machine, silver ions in the solution is constantly done orientation movement to negative electrode 6 directions under the effect of electric field, arrival negative electrode 6 rear electronics are reduced into spongy metal silver simple substance and are attached on the negative electrode 6, when a large amount of sponge silvers are attached to negative electrode 6, utilize intermittent adjustable push-rod electric machine 3 to drive 5 motions of beater support by positive drive bar 1, beater 9 is moved up and down, sponge silver accompanying on the negative electrode 6 is scraped off.Control voltage, electric current, the electromotor intermittent working hour, constantly the silver on the negative electrode 6 is scraped off, stop electrolysis when silver ions all becomes simple substance silver to the solution, the gas that produces in the simultaneously electrolysis is transported to device for recovering tail gas 18 recovery by venting port.After the whole electrolysis of the silver ions in the solution are finished, valve-off 23,26, open 24,25 and vacuum pump using circulatory water 21, make electrolytic solution by suction filter 20 silver be separated with electrolytic solution after relief hole 17 flows out to the sand core funnel 19, filtrate can be treated the electrolytic solution continuation for next the preparation.Valve-off 23,25 is opened valve 26 and vacuum pump using circulatory water 21 cleans the silver that electrolysis obtains, and oven dry is preserved.A kind of laboratory described in the utility model silver recovery unit can limit electrolysis limit scraping, accomplishes to loop back cash register, can be widely used in the chemical laboratory.
Claims (5)
1. laboratory silver recovery unit, comprise electrolyzer and device for recovering tail gas (18), wherein electrolyzer is mainly by electrolyzer (13), sealing cover (2), negative electrode (6), anode (7), D.C. regulated power supply, motor (3), beater (9), beater support (5), stirrer (10), magnetic stirring apparatus (11) consists of, sealing cover (2) is provided with feed port (16), venting hole (15), thermometer hole (14), electrolyzer (13) outer side wall bottom is provided with relief hole (17), and it is characterized in that: described silver recovery unit also is provided with suction filtration device and circulation device.
2. a kind of laboratory according to claim 1 silver recovery unit, it is characterized in that: described suction filtration device mainly is made of sand core funnel (19), suction filter (20), stirrer (10), magnetic stirring apparatus (11) and vacuum pump using circulatory water (21), and circulation device mainly is made of peristaltic pump (22).
3. a kind of laboratory according to claim 1 and 2 silver recovery unit, it is characterized in that: described motor (3) adopts push-rod electric machine, push-rod electric machine below and motor base (12) fixed installation, the top motor output end is connected with beater support (5) by positive drive bar (1), and motor (3) fuselage is by permanent sleeve (8) and electrolyzer (13) fixed installation.
4. a kind of laboratory according to claim 1 and 2 silver recovery unit, it is characterized in that: described sealing cover (2) is upper with gasket (4), and gasket (4) directly contacts with electrolyzer (13).
5. a kind of laboratory according to claim 1 silver recovery unit, it is characterized in that: described negative electrode (6) is stainless steel cathode, and anode (7) is stainless steel anode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204037745U CN202705502U (en) | 2012-08-15 | 2012-08-15 | Silver recovering device for laboratory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204037745U CN202705502U (en) | 2012-08-15 | 2012-08-15 | Silver recovering device for laboratory |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202705502U true CN202705502U (en) | 2013-01-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012204037745U Expired - Fee Related CN202705502U (en) | 2012-08-15 | 2012-08-15 | Silver recovering device for laboratory |
Country Status (1)
| Country | Link |
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| CN (1) | CN202705502U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105483759A (en) * | 2014-09-18 | 2016-04-13 | 有研亿金新材料有限公司 | Scraping and collecting device for high-temperature metal product |
| CN106048656A (en) * | 2016-08-09 | 2016-10-26 | 成都虹华环保科技股份有限公司 | Silver recovery unit of silver-containing liquid waste |
| CN106048657A (en) * | 2016-08-09 | 2016-10-26 | 成都虹华环保科技股份有限公司 | Laboratory silver recovery unit |
| CN110699712A (en) * | 2019-10-18 | 2020-01-17 | 浙江宏达新材料发展有限公司 | Silver electrolysis process and apparatus |
| CN112378734A (en) * | 2020-11-04 | 2021-02-19 | 成都理工大学 | Online enrichment system of trace heavy metal in environmental water |
-
2012
- 2012-08-15 CN CN2012204037745U patent/CN202705502U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105483759A (en) * | 2014-09-18 | 2016-04-13 | 有研亿金新材料有限公司 | Scraping and collecting device for high-temperature metal product |
| CN105483759B (en) * | 2014-09-18 | 2018-01-12 | 有研亿金新材料有限公司 | High-temperature metal product strike off and collection device |
| CN106048656A (en) * | 2016-08-09 | 2016-10-26 | 成都虹华环保科技股份有限公司 | Silver recovery unit of silver-containing liquid waste |
| CN106048657A (en) * | 2016-08-09 | 2016-10-26 | 成都虹华环保科技股份有限公司 | Laboratory silver recovery unit |
| CN106048656B (en) * | 2016-08-09 | 2018-09-25 | 成都虹华环保科技股份有限公司 | A kind of silver recovery unit of silver-containing liquid waste |
| CN110699712A (en) * | 2019-10-18 | 2020-01-17 | 浙江宏达新材料发展有限公司 | Silver electrolysis process and apparatus |
| CN110699712B (en) * | 2019-10-18 | 2021-03-16 | 浙江宏达新材料发展有限公司 | Silver electrolysis process |
| CN112378734A (en) * | 2020-11-04 | 2021-02-19 | 成都理工大学 | Online enrichment system of trace heavy metal in environmental water |
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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: 20130130 Termination date: 20140815 |
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| EXPY | Termination of patent right or utility model |