CN218561643U - Noble metal silver removing device - Google Patents

Abstract

The application discloses noble metal moves back silver device belongs to material recovery plant technical field for the electrolytic bath, be provided with adsorption component in the electrolytic bath, adsorption component including can for the connecting block of electrolytic bath activity, it has the board of appearing to peg graft in the below of connecting block, it makes for conducting material to appear the board, is suitable for and is connected with external DC power supply's negative pole, the top of electrolytic bath still is provided with the configuration subassembly of liftable, is suitable for to hang and puts the positive pole of attaching silver receipt and external DC power supply and is connected, move back silver device including providing a noble metal with low costs, recovery efficiency is high. This practicality is peeled off the silver that retrieves on the piece through the principle that utilizes galvanic cell, lets on silver ion restores to silver simple substance absorption to appearing the board again, need not to consume multiple solution and reduction liquid and just can peel off and enrich the silver that retrieves on the piece, has reduced and has moved back the silver degree of difficulty and cost.

Description

Noble metal moves back silver device

Technical Field

The application relates to the technical field of material recovery equipment, in particular to a precious metal silver removing device.

Background

Silver is because of its good extensibility and electrically conductive heat conductivity wide application in multiple industrial field, can use multiple noble metal in circuit board manufacturing, silver just is one of them commonly used, noble metal wherein is still valuable recoverable resource after the circuit board is scrapped, but because the content is lower, and the metal composition and the structure of circuit board are complicated, traditional recovery mode is that destroy dissolve and reduce the noble metal of coming back and forth silver-colored etc. of coming back and forth, it is with great effort to take a lot of trouble, the cost is high, the income is little, the noble metal value that often retrieves and obtains still is not enough the cost of input, it is difficult to realize convenient and effectual silver recovery work.

Disclosure of Invention

The application aims to provide a precious metal silver removing device which is low in cost and high in recovery efficiency.

In order to achieve the above object, the present application provides a noble metal silver stripping device: the electrolytic cell comprises an electrolytic cell, wherein an adsorption component is arranged in the electrolytic cell, the adsorption component comprises a connecting block which can move relative to the electrolytic cell, an extraction plate is inserted below the connecting block, the extraction plate is made of a conductive material and is suitable for being connected with a negative electrode of an external direct-current power supply, a liftable configuration component is further arranged above the electrolytic cell and is suitable for being connected with a positive electrode of the external direct-current power supply in a hanging manner, an attached silver recovery piece is connected with the positive electrode of the external direct-current power supply, silver recovery and silver simple substance reduction are realized by utilizing an electrolysis mode, and only electric energy and silver salt electrolyte are consumed, so that the recovery cost is effectively reduced.

Preferably, the stripping plate is made of pure silver or graphite material, which can be easily stripped of the recovered silver layer.

Preferably, the top surface of the analysis plate is provided with a plug pin, the bottom surface of the connecting block is provided with a slot, and the plug pin is suitable for being inserted into the slot and fixed through a limiting pin to form an inserting and fixing structure.

As an optimization, a through pin hole B is formed in the bolt, a pin hole A which is formed by the outer surface and communicated with the slot is formed in the connecting block, the limiting pin comprises a pin shaft, the pin shaft is suitable for penetrating through the pin hole A and the pin hole B, a pin handle is arranged at the end part of the pin shaft, the pin handle is far away from one end of the pin shaft and is provided with an extending part, a finger groove is formed in the extending part, and a worker can conveniently pull out the limiting pin.

Preferably, the connecting block is made of iron-nickel corrosion-resistant alloy materials, a magnetic attraction ring is arranged at one end, opposite to the pin shaft, of the pin handle, and the magnetic attraction ring is suitable for being adsorbed on the connecting block to keep the inserting stability of the whole limiting pin.

Preferably, the side wall of the electrolytic cell is provided with a height adjusting mechanism which is a telescopic rod, and the movable end of the height adjusting mechanism is fixedly connected with the top of the connecting block and can drive the whole adsorption assembly to complete lifting movement, so that the precipitation plate is immersed in or lifted from the electrolyte.

Preferably, the configuration assembly comprises a lifting frame, a lifting drive is arranged between the lifting frame and the electrolytic cell, a hanging plate is fixedly connected to the lower surface of the lifting frame, a clamping groove is formed in the lower surface of the hanging plate and is suitable for clamping the upper edge of the silver-attached recovery member, a plurality of clamping grooves are arranged in parallel at equal intervals, and enough electrolytic solution is guaranteed to be contained near each precipitation plate.

Preferably, the lifting drive adopts an air cylinder, the lifting drive is fixedly connected to the outer surface of the electrolytic cell through a fixing sleeve, and the movable end of the lifting drive faces and is connected with the lifting frame to provide support force for the lifting frame.

Preferably, the upper edge of the electrolytic cell is fixedly connected with a plurality of limiting rods, the part of the lifting frame extending out of the hanging plate is provided with a guide hole which is communicated up and down, the main part of each limiting rod is a sliding rod, and the end part of each sliding rod, which penetrates through the guide hole and is fixedly connected with a limiting ring, is used for limiting the maximum lifting stroke of the configuration assembly.

Preferably, the lifting frame is further provided with a baffle plate which is suitable for limiting the relative position of the silver attached recovery piece and the hanging plate, so that the silver attached recovery pieces are easy to keep tidy, and the lifting frame is prevented from being hindered when sinking.

Compared with the prior art, the beneficial effect of this application lies in:

(1) Silver on the recovered piece is stripped by utilizing the principle of a primary battery, silver ions are reduced again into silver simple substances to be adsorbed on a precipitation plate, the silver on the recovered piece can be stripped and enriched without consuming various dissolving solutions and reducing solutions, and the silver withdrawal difficulty and cost are reduced;

(2) The liftable hanging plate can be hung and placed simultaneously to ensure the stripping amount of silver in the electrolytic process, so that the silver removing efficiency is ensured under the condition of not damaging a substrate of the recovering piece, the hanging silver-attached recovering pieces on the hanging plate are arranged neatly, the feeding and discharging operation is easy, and the silver removing efficiency is further improved.

Drawings

FIG. 1 is a schematic perspective view of the noble metal silver stripping device after the silver recovery member is mounted;

FIG. 2 is an overall construction diagram of the noble metal silver stripping device;

FIG. 3 is a schematic perspective view of the electrolytic cell and the attached structure thereon of the noble metal silver stripping device;

fig. 4 is a schematic perspective view of an adsorption component of the noble metal silver stripping device;

FIG. 5 is a three-dimensional cross-sectional view of a connecting block of the noble metal silver stripping device;

FIG. 6 is a schematic perspective view of the stripping plate of the noble metal silver stripping device;

fig. 7 is a schematic perspective view of a spacing pin of the noble metal silver stripping device;

FIG. 8 is a schematic perspective view of the configuration component of the noble metal silver removing device after the silver recovery member is inserted;

fig. 9 is a schematic perspective view of the configuration components of the noble metal silver stripping device;

fig. 10 is an enlarged view of a portion a of fig. 9 of the noble metal silver stripping device;

fig. 11 is a schematic perspective structure diagram of the crane of the noble metal silver stripping device.

In the figure: 1. a height adjustment mechanism; 2. an adsorption component; 210. connecting blocks; 211. a slot; 212. a pin hole A; 220. separating out the plate; 221. a bolt; 222. a pin hole B; 230. a spacing pin; 231. a pin shaft; 232. a pin handle; 233. a magnetic ring; 234. a finger groove; 3. an electrolytic cell; 4. lifting and driving; 401. fixing a sleeve; 5. configuring a component; 510. a lifting frame; 511. a guide hole; 512. a baffle plate; 520. hanging a plate; 521. a card slot; 6. a limiting rod; 601. a slide bar; 602. a limiting ring; 7. attaching silver to the recovered piece.

Detailed Description

The present application is further described below with reference to specific embodiments, and it should be noted that, without conflict, any combination between the embodiments or technical features described below may form a new embodiment.

In the description of the present application, it should be noted that, for the terms of orientation, such as "central", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., it indicates that the orientation and positional relationship shown in the drawings are based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be construed as limiting the specific scope of protection of the present application.

It is noted that the terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.

The terms "comprises," "comprising," and "having," and any variations thereof, in the description and claims of this application, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

The precious metal silver removing device shown in fig. 1-11 comprises an electrolytic cell 3, an electrolyte is contained in the precious metal silver removing device, an adsorption component 2 is arranged in the electrolytic cell 3 and used for adsorbing a metal silver simple substance, the adsorption component 2 comprises a connecting block 210 which can move relative to the electrolytic cell 3, a height adjusting mechanism 1 is arranged on the side wall of the electrolytic cell 3, the height adjusting mechanism 1 is a telescopic rod, a cylinder which is low in cost and quick in response is generally preferred, the movable end of the height adjusting mechanism 1 is fixedly connected with the top of the connecting block 210 and used for adjusting the height of the connecting block 210 relative to the electrolytic cell 3, an extraction plate 220 is inserted below the connecting block 210 and can move along with the connecting block 210, so that the electrolytic solution is not introduced or extracted from the electrolytic solution, the extraction plate 220 is made of a conductive material and is suitable for being connected with the negative electrode of an external direct current power supply, silver ions in the electrolytic cathode reduction place form a silver simple substance, pure silver or a graphite material is generally selected, when pure silver is used, the thickness of the extraction plate 220 is gradually increased, and then surplus thickness is directly cut off to continue to be used; when graphite is used, the precipitated metallic silver is easily separated from the graphite core, but carbon impurities exist, and the purity of the metallic silver needs to be improved by removing carbon by means of oxygen charging and heating.

The top surface of the precipitation plate 220 is provided with a plug pin 221, the bottom surface of the connection block 210 is provided with a slot 211, the plug pin 221 is suitable for being inserted into the slot 211 and fixed through a limit pin 230, a stable splicing structure is formed, the precipitation plate 220 is convenient to mount and dismount, the plug pin 221 is provided with a through pin hole B222, the connection block 210 is provided with a pin hole A212 which is formed by penetrating the outer surface of the connection block towards the slot 211, the limit pin 230 comprises a pin shaft 231, the pin shaft 231 is suitable for penetrating through the pin hole A212 and the pin hole B222 and plays a role in limiting the sliding of the plug pin 221 relative to the slot 211, the end part of the pin shaft 231 is provided with a pin handle 232, the diameter of the pin handle is larger than that of the pin shaft 231 and is used for limiting the maximum insertion depth of the pin shaft 231, one end, far away from the pin shaft 231, of the pin handle 232 is provided with an extending part, the finger-digging groove 234 is formed in the extending part, a worker can conveniently dig out the whole limit pin 230 through fingers, the connection block 210 is made of iron-nickel corrosion-resistant alloy material, and has both good compatibility and corrosion resistance and even if the connection block is contacted with electrolyte, one end of the pin shaft 231, one opposite to be provided with a magnetic attraction ring 233 which is suitable for being adsorbed on the connection block 210 by utilizing magnetic attraction force, thereby ensuring the magnetic attraction of the limit pin 230.

A liftable configuration component 5 is further arranged above the electrolytic cell 3 and is suitable for hanging the silver recovery part 7 to be connected with the anode of an external direct current power supply, the silver recovery part 7 is provided with precious metal silver and other alloys, the silver element on the silver recovery part is mainly recovered in an opposite direction, the whole silver recovery part 7 is used as an electrolytic anode to be connected with an external power supply, the metal on the silver recovery part can lose electrons and change into an ionic state to enter into electrolyte, even if the silver with low activity can be electrolyzed after other more active metals are completely dissolved, the silver in the silver recovery part 7 used under the general condition is the most inactive metal, the problem that the purity of the recovered silver is influenced by the secondary precipitation at the cathode after other more inactive metals are dissolved in the electrolytic process is avoided, even if impurities are doped, the impurities are generally gold or platinum, and are also precious metals, the silver recovery value is realized, and the separation and purification can be carried out in a plurality of ways at the later stage, the configuration assembly 5 comprises a lifting frame 510 which can change the height relative to the electrolytic cell 3, a lifting drive 4 is arranged between the lifting frame 510 and the electrolytic cell 3, a hanging plate 520 is fixedly connected to the lower surface of the lifting frame 510, a clamping groove 521 is formed in the lower surface of the hanging plate 520 and is suitable for clamping the upper edge of the silver-attached recovery piece 7, most of the area of the silver-attached recovery piece 7 is exposed on the outer surface while the hanging stability of the silver-attached recovery piece 7 is ensured, so that the electrolytic speed of metal on the surface of the silver-attached recovery piece 7 is improved, a plurality of clamping grooves 521 are arranged in parallel and equidistantly, enough space is ensured to be arranged around each silver-attached recovery piece 7 to contain enough electrolyte, the lifting drive 4 adopts an air cylinder, the response is rapid, the use cost is low, the lifting drive 4 is fixedly connected to the outer surface of the electrolytic cell 3 through a fixing sleeve 401 and provides stable supporting force for the lifting drive 4, the movable end of the lifting drive 4 faces and is connected with the lifting frame 510 to provide supporting force for the lifting frame 510, the upper edge of the electrolytic cell 3 is fixedly connected with a plurality of limiting rods 6, the part of the lifting frame 510 extending out of the hanging plate 520 is provided with a guide hole 511 which is communicated up and down, the main part of each limiting rod 6 is a sliding rod 601, the end part of each sliding rod 601, which penetrates through the guide hole 511 and is fixedly connected with a limiting ring 602, the sliding rods 601 and the guide hole 511 form a sliding pair, the limiting ring 602 is used for limiting the maximum sliding stroke, the lifting frame 510 is also provided with a baffle 512 which is suitable for limiting the relative position of the silver-attached recovery part 7 and the hanging plate 520, and on one hand, the silver-attached recovery part 7 is prevented from jumping out of the hanging plate 520 and falling off; on the other hand, the silver-attached recovery members 7 are kept in parallel to avoid being staggered and unable to sink into the electrolytic cell 3.

The working principle of the noble metal silver removing device is as follows: before working, firstly, enough low-concentration silver nitrate solution is injected into an electrolytic cell 3, an extraction plate 220 is inserted and fixed at the lower end of a connecting block 210, a configuration component 5 is lifted to insert a plurality of silver attached recovery pieces 7 with metal on the surfaces into a hanging plate 520, then the silver attached recovery pieces 7 are lowered and sunk into electrolyte of the electrolytic cell 3, then the device is electrified, as the silver attached recovery pieces 7 are connected with the positive electrode of an external power supply, the metal on the silver attached recovery pieces 7 can continuously lose electrons under the driving of potential to be dissolved into the electrolyte in an ionic state, including inactive metal silver, the extraction plate 220 connected with the negative electrode of an external direct-current power supply can continuously supply power to silver ions in surface contact under the action of potential, so that the silver ions are reduced into silver simple substances and adsorbed on the extraction plate 220, the concentration of the silver ions in the electrolyte can continuously decrease until the silver ions on the surfaces of the silver attached recovery pieces 7 are dissolved, the concentration of the silver ions in the electrolyte can be maintained in balance, when the silver attached recovery pieces 7 are dissolved but not silver elements are dissolved, the silver ions on the surface of the extraction plate 220 can be extracted, the silver ions can be extracted, and the silver ions can be extracted into the electrolyte, and the electrolyte can be taken out, the silver ions with a lower concentration range, and the silver layer can be taken out, so that the silver ions can be taken out, the silver ions in the electrolyte can be adjusted to be in a lower range of the electrolyte, and the silver layer, and the silver ions, and the silver layer can be adjusted in a period, and the range of the electrolyte can be adjusted.

The foregoing has described the principles, principal features, and advantages of the application. It will be understood by those skilled in the art that the present application is not limited to the embodiments described above, which are merely illustrative of the principles of the application, but that various changes and modifications may be made without departing from the spirit and scope of the application, and these changes and modifications are intended to be within the scope of the application as claimed. The scope of protection claimed by this application is defined by the following claims and their equivalents.

Claims (10)

1. The utility model provides a noble metal moves back silver device which characterized in that: including electrolytic cell (3), be provided with adsorption component (2) in electrolytic cell (3), adsorption component (2) including can for connecting block (210) of electrolytic cell (3) activity, it has analysis board (220) to peg graft in the below of connecting block (210), analysis board (220) are conducting material and make, are suitable for and are connected with external DC power supply's negative pole, the top of electrolytic cell (3) still is provided with liftable configuration subassembly (5), is suitable for to hang and attaches silver recovery piece (7) and is connected with external DC power supply's positive pole.

2. The noble metal silver stripping device as set forth in claim 1, characterized in that: the stripping plate (220) is made of pure silver or graphite material.

3. The noble metal silver stripping device of claim 2, wherein: the top surface of the analysis plate (220) is provided with a bolt (221), the bottom surface of the connecting block (210) is provided with an inserting groove (211), and the bolt (221) is suitable for being inserted into the inserting groove (211) and fixed through a limiting pin (230).

4. The noble metal silver stripping device as set forth in claim 3, wherein: set up pinhole B (222) that link up on bolt (221), connecting block (210) are seted up by the surface to pinhole A (212) that slot (211) link up, spacer pin (230) are including round pin axle (231), round pin axle (231) are suitable for to pass pinhole A (212) and pinhole B (222), the tip of round pin axle (231) has round pin handle (232), round pin handle (232) are kept away from the one end of round pin axle (231) has the extension, finger groove (234) have been seted up on the extension.

5. The noble metal silver stripping device as set forth in claim 4, characterized in that: the connecting block (210) is made of an iron-nickel corrosion-resistant alloy material, and a magnetic attraction ring (233) is arranged at one end, opposite to the pin shaft (231), of the pin handle (232) and is suitable for being attracted to the connecting block (210) by means of magnetic attraction.

6. The noble metal silver stripping device as set forth in any one of claims 2 to 5, characterized in that: the side wall of the electrolytic cell (3) is provided with a height adjusting mechanism (1), the height adjusting mechanism (1) is a telescopic rod, and the movable end of the height adjusting mechanism (1) is fixedly connected with the top of the connecting block (210).

7. The noble metal silver stripping device as set forth in claim 2, characterized in that: the configuration component (5) comprises a lifting frame (510), a lifting drive (4) is arranged between the lifting frame (510) and the electrolytic cell (3), a hanging plate (520) is fixedly connected to the lower surface of the lifting frame (510), a clamping groove (521) is formed in the lower surface of the hanging plate (520) and is suitable for clamping the upper edge of the attached silver recovery part (7), and the clamping groove (521) is provided with a plurality of parts which are arranged in parallel at equal intervals.

8. The noble metal silver stripping device as set forth in claim 7, wherein: the lifting drive (4) adopts a cylinder, the lifting drive (4) is fixedly connected with the outer surface of the electrolytic cell (3) through a fixing sleeve (401), and the movable end of the lifting drive (4) faces and is connected with the lifting frame (510).

9. The noble metal silver stripping device as set forth in claim 8, characterized in that: the electrolytic cell is characterized in that a plurality of limiting rods (6) are fixedly connected to the upper edge of the electrolytic cell (3), a guide hole (511) which penetrates through the electrolytic cell is formed in the part, extending out of the hanging plate (520), of the lifting frame (510), a sliding rod (601) is arranged as the main body part of the limiting rod (6), and a limiting ring (602) is fixedly connected to the end part, penetrating through the guide hole (511), of the sliding rod (601).

10. The noble metal silver stripping device according to any one of claims 7 to 9, wherein: the lifting frame (510) is also provided with a baffle (512) which is suitable for limiting the relative position of the silver attached recovery piece (7) and the hanging plate (520).

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