CN207581966U - A kind of negative plate device for high density silver electrolytic cell - Google Patents
A kind of negative plate device for high density silver electrolytic cell Download PDFInfo
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- CN207581966U CN207581966U CN201721423797.1U CN201721423797U CN207581966U CN 207581966 U CN207581966 U CN 207581966U CN 201721423797 U CN201721423797 U CN 201721423797U CN 207581966 U CN207581966 U CN 207581966U
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Abstract
A kind of negative plate device for high density silver electrolytic cell, including electrolytic bath shell, conductive bus bar lower part insulation board, cathode conductive bus bar, cathode conductive bus bar upper portion insulating plate, cathode assembly, cathode connection bolt, cathode attaching nut, anode plate, earth of positive pole bag, anode conducting busbar and anode conducting busbar upper portion insulating plate；The utility model not only can guarantee the electric conductivity of cathode plate using titanium copper-clad, but also can prevent from corroding；Cathode plate is connected with by being welded between the copper billet of cathode plate one end and cathode conductive bus bar, and contact is more preferable, and the contact drop between cathode and busbar is reduced in conducting process, saves power consumption, it is not easy to which fever causes safety accident；Install easy to connect, using effect is good.
Description
Technical field
The present invention relates to non-ferrous metal metallurgy technical fields, are filled more particularly, to a kind of cathode of high density silver electrolytic cell
It puts.
Background technology
Electrorefining of silver is the process of widely used purification silver both at home and abroad.Raw material is thick silver-colored argentiferous 90-99%,
Product after refining is No. 1 silver of national standard of argentiferous 99.99%.Basic process is：It is anode with general more than 90% argentiferous of thick silver, no
Rust steel plate is cathode, and silver nitrate solution is electrolyte, passes to direct current and is electrolysed.In electrolytic process, thick silver anode is constantly molten
Solution, fine silver is constantly precipitated in the form of silver powder in cathode, and falls into slot bottom and need to generally be wiped off by external force, so as to reach silver purification
Purpose.
The presently disclosed cathode plate for silver electrolysis has CN105274568A and CN201593070U, CN105274568A
Disclosed in cathode plate using titanium plate, titanium plate hangers, non-conductive one end soldering stainless steel plate hangers are welded in conductive one end；
For cathode plate disclosed in CN201593070U using titanium plate, the compound silver plate hangers of titanium plate, non-conductive one end weldering are welded in conductive one end
Connect titanium plate hangers；All there are the poorly conductive of titanium, cathode plate and conductive bus bars to be unable to good contact for above two cathode plate, it is impossible to
Adapt to current high current density silver electrolysis demand.
Invention content
The utility model is the needs being electrolysed according to the high current density silver that current precious metal refinery producer generally uses, and is protected
Hinder the safety and reliability of high density silver electrolysis.Therefore, concentrating on studies by our technical staff, has invented a kind of adaptation
The Novel cathode plate of high current density silver electrolytic cell overcomes the deficiency of the cathode plate of above-mentioned use, by using novel silver electricity
Cathode plate is solved, the electric current of busbar is allow uniformly to import cathode plate, the conductive hangers of cathode plate can be with cathode conductive bus bar
Good contact is not in heat condition, disclosure satisfy that the technology requirement of high density silver electrolytic cell.
In order to realize the goal of the invention, the present invention adopts the following technical scheme that：It is a kind of for high density silver electrolytic cell
Cathode assembly, including electrolytic bath shell, conductive bus bar lower part insulation board, cathode assembly and anode plate；The conductive bus bar lower part is exhausted
There are two listrium settings, is separately mounted to the symmetrical both sides of electrolytic bath shell top edge, two conductive bus bar lower part insulation boards
Upper end is placed with cathode conductive bus bar and anode conducting busbar respectively；Cathode conduction is placed with above the cathode conductive bus bar
Busbar upper portion insulating plate is placed with anode conducting busbar upper portion insulating plate above anode conducting busbar；
The conducting end of the cathode assembly is made of titanium plate outside titanium negative plate welding titanium copper-clad, the titanium negative plate and titanium
The weld of titanium plate is additionally provided with copper coin inside titanium copper-clad outside copper-clad, and conductive copper is additionally provided with below the copper coin of titanium copper-clad inside
Block, conductive copper billet cathode conductive bus bar in electrical contact；The other end of cathode assembly is placed on anode conducting busbar upper portion insulating plate
On；
The conducting end of the anode plate and anode conducting busbar are in electrical contact, and the other end is placed on cathode conductive bus bar top
On insulation board.
In order to be further improved technical solution, cathode assembly described in the utility model is provided with several, the number of anode plate
One fewer than the quantity of cathode assembly of amount.
In order to be further improved technical solution, set on cathode conductive bus bar upper portion insulating plate described in the utility model and the moon
Several equal notches of pole device quantity, each conduction copper billet are placed in its corresponding notch, the following table of conductive copper billet
Face and cathode conductive bus bar are in electrical contact.
In order to be further improved technical solution, bolt hole, conductive copper billet are provided on conduction copper billet described in the utility model
Bolt is connected by cathode and cathode attaching nut matches with bolt hole and is fixed on cathode conductive bus bar.
In order to be further improved technical solution, be provided on anode conducting busbar upper portion insulating plate described in the utility model with
Several equal notches of anode plate quantity, the conducting end of anode plate are arranged in notch, and the conducting end and anode of anode plate
Conductive bus bar is in electrical contact, and the other end is placed on cathode conductive bus bar upper portion insulating plate.
In order to be further improved technical solution, earth of positive pole bag is also arranged on anode plate described in the utility model.
Above technical scheme has been used, following technique effect can be generated：The utility model both can guarantee using titanium copper-clad
The electric conductivity of cathode plate, and can prevent from corroding；Cathode plate is conductive female by the copper billet and cathode for being welded on cathode plate one end
It is connected between row, contact is more preferable, and the contact drop between cathode and busbar is reduced in conducting process, saves electric energy
Consumption, it is not easy to which fever causes safety accident；Install easy to connect, using effect is good.
In addition, the utility model can meet the technological requirement of high current density silver electrolytic cell, current density is normal at present
2-3 times of the silver-colored electrolytic cell of rule, can reach 700-1000A/ ㎡, can effectively increase the production capacity of 1-2 times of equipment.Cathode fills
The good contact between cathode conductive bus bar is put, contact point pressure drop is reduced, avoids short circuit, and contact site fever can be eliminated and asked
Topic reduces power consumption, improves the current efficiency of silver electrolysis；Be conducive to increase the conductive area of cathode plate and cathode busbar, make to lead
Electrical efficiency higher, between pole plate the indexing of current density evenly the advantages that.
Description of the drawings
Fig. 1 is the structure diagram of the cathode assembly of the utility model high density silver electrolytic cell.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is the structure diagram of the utility model cathode assembly.
Fig. 4 is the structure diagram that conductive copper billet is connect with titanium plate outside titanium copper-clad in Fig. 3.
In figure：1st, electrolytic bath shell；2nd, conductive bus bar lower part insulation board；3rd, cathode conductive bus bar；4th, on cathode conductive bus bar
Portion's insulation board；5th, cathode assembly；51st, titanium negative plate；52nd, conductive copper billet；53rd, copper coin inside titanium copper-clad；54th, titanium outside titanium copper-clad
Plate.6th, cathode connection bolt；7th, cathode attaching nut；8th, anode plate；9th, earth of positive pole bag；10th, anode conducting busbar；11st, anode
Conductive bus bar upper portion insulating plate.
Specific embodiment
Explanation that can be detailed by the following examples is of the invention, and the open purpose of the present invention is intended to protect model of the present invention
Enclose all interior technological improvements.
A kind of negative plate device for high density silver electrolytic cell, including electrolytic bath shell 1, conductive bus bar lower part insulation board 2,
Cathode conductive bus bar 3, cathode conductive bus bar upper portion insulating plate 4, cathode assembly 5, cathode connection bolt 6, cathode attaching nut 7,
Anode plate 8, earth of positive pole bag 9, anode conducting busbar 10 and anode conducting busbar upper portion insulating plate 11；The conductive bus bar lower part is exhausted
There are two the settings of listrium 2, and mounted on the symmetrical both sides of 1 top edge of electrolytic bath shell, two conductive bus bar lower part insulation boards 2 are distinguished
It is placed with cathode conductive bus bar 3 and anode conducting busbar 10；The cathode conductive bus bar upper portion insulating plate 4 is placed on cathode conduction
The top of busbar 3, anode conducting busbar upper portion insulating plate 11 are placed on the top of anode conducting busbar 10；The cathode assembly 5
The top of electrolytic bath shell 1 is arranged on, conducting end welds titanium plate 54 outside titanium copper-clad, the titanium negative plate 51 by titanium negative plate 51
Copper coin 53 inside titanium copper-clad is additionally provided with the weld of titanium plate 54 outside titanium copper-clad, the lower section of titanium copper-clad inside copper coin 53 is also set
Conductive copper billet 52 is equipped with, conductive copper billet 52 connects cathode conductive bus bar 3；The other end of the cathode assembly 5 is placed on anode and leads
The goddess of lightning is arranged on upper portion insulating plate 11, and the anode conducting busbar upper portion insulating plate 11 is provided with several notches, and anode plate 8 is set
In notch, the conducting end of anode plate 8 is contacted with anode conducting busbar 10, and the other end is placed on cathode conductive bus bar upper portion insulating
On plate 4.Several notches are set on the cathode conductive bus bar upper portion insulating plate 4, each conduction copper billet 52 is placed on and its phase
In the notch answered, the lower surface of conductive copper billet 52 is contacted with cathode conductive bus bar 3；It is provided with and cathode on the conduction copper billet 52
7 matched bolt hole of bolt 6 and cathode attaching nut is connected, the conduction copper billet 52 connects bolt 6 by bolt hole, cathode
It is connected with cathode attaching nut 7 with cathode conductive bus bar 3.
Electrolytic bath shell 1 described in the utility model is the main body of silver-colored electrolytic cell, and other auxiliary devices surround electrolytic bath shell 1
It is installed, conductive bus bar lower part insulation board 2 is mounted on the both sides of pot shell top edge, and it is conductive female that upper part places cathode respectively
Row 3 and anode conducting busbar 10；Cathode conductive bus bar upper portion insulating plate 4 is placed on the top of cathode conductive bus bar 3, and cathode is conductive
3 upper portion insulating plate 4 of busbar opens 7 notches, and the conductive copper billet of cathode assembly is made to be placed on just on cathode conductive bus bar 3 simultaneously well
Contact；Anode conducting busbar upper portion insulating plate 11 is placed on the top of anode conducting busbar 10, anode conducting busbar upper portion insulating
Plate 11 opens 6 notches, and the conducting end of anode plate 8 is placed on just on anode conducting busbar 10 and good contact；Novel cathode fills
5 tops for being placed on electrolytic cell are put, the conductive copper billet of conducting end is placed on the notch of cathode conductive bus bar upper portion insulating plate 4
In, conductive copper billet lower surface and 3 good contact of cathode conductive bus bar, and it is conductive female with cathode to pass through the bolt hole on conductive copper billet
Row 3 connects bolt 6 with cathode and 7 bolt of cathode attaching nut is fixed, and purpose makes cathode assembly conduction copper billet and cathode conductive female
Row 3 is in close contact, and reduces contact site pressure drop, reduces power consumption, and the other end of novel cathode device 5 is placed on anode conducting
On busbar upper portion insulating plate 11, the buffer action with anode conducting busbar 10 is played, avoids short circuit between anode and cathode after conduction；Sun
Pole plate 8 is placed in the notch of anode conducting busbar upper portion insulating plate 11, and the conducting end and anode conducting busbar 10 of anode plate 8 are good
Good contact, non-conductive end are placed on cathode conductive bus bar upper portion insulating plate 4, play the buffer action with galactic pole conductive bus bar 3；
Earth of positive pole bag 9 is sleeved on anode plate 8, it is therefore an objective to which noble metal and impurity after anode consumption insoluble in electrolyte enter earth of positive pole bag
In 9, polluted product in electrolyte is avoided enter into.
In addition titanium negative plate 51 is connected by welding manner with titanium plate 54 outside titanium copper-clad, and welding uses continuous weld,
The intensity and electric conductivity of titanium negative plate 51 can be increased；Copper coin 53 is multiple using explosion with titanium plate 54 outside titanium copper-clad inside titanium copper-clad
The mode of conjunction, make between the two can be intact fit together, not only ensured the electric conductivity of cathode plate, but also corruption can be prevented
Erosion；Conductive copper billet 52 is welded on the lower part of copper coin 53 inside titanium copper-clad, for the electric current of cathode conductive bus bar uniformly to be transmitted
Onto titanium negative plate 51, the hole of two M8 is bored on conductive copper billet 52, for being connected with cathode conductive bus bar.The titanium negative plate 51
It is mainly used for silver ion to be precipitated on cathode plate under the action of electric current, rust corrosion can be prevented to electrolytic silver using titanium
Quality impacts；It can ensure the electric conductivity of cathode plate using copper coin 53 inside titanium copper-clad；Using titanium plate outside titanium copper-clad
54 can play a protective role to copper coin 53 inside titanium copper-clad, prevent 53 corrosion impact electrolytic silver quality of copper coin inside titanium copper-clad；
Conductive copper billet 52 is welded on the lower part of copper coin 53 inside titanium copper-clad, for the electric current of cathode conductive bus bar to be uniformly transferred to titanium
On cathode plate 51, the hole of 2 M8 is bored on conductive copper billet 52, for connecting cathode plate by being welded on cathode with cathode conductive bus bar
It is connected between the copper billet of plate one end and cathode conductive bus bar, contact is more preferable, and cathode and mother are reduced in conducting process
Contact drop between row saves power consumption, it is not easy to which fever causes safety accident；It can solve cathode in silver-colored electrolytic process
The problem of electric conductivity is bad between plate and cathode conductive bus bar, and current efficiency is low.The present invention is led by conductive copper billet 52 and cathode
It is bolted between goddess of lightning row, both increases conductive area, reduced contact resistance, avoid short circuit, and contact site hair can be eliminated
Heat problem reduces power consumption, improves the current efficiency of silver electrolysis；Be conducive to increase the conductive area of cathode plate and cathode busbar,
Make electrical efficiency higher, the indexing of current density is evenly between pole plate.
Part not in the detailed description of the invention is the prior art.
Claims (6)
1. a kind of negative plate device for high density silver electrolytic cell, it is characterized in that：Including electrolytic bath shell（1）, under conductive bus bar
Portion's insulation board（2）, cathode assembly（5）And anode plate（8）；Conductive bus bar lower part insulation board（2）There are two settings, pacifies respectively
Mounted in electrolytic bath shell（1）The symmetrical both sides of top edge, two conductive bus bar lower part insulation boards（2）Upper end be placed with the moon respectively
Pole conductive bus bar（3）With anode conducting busbar（10）；The cathode conductive bus bar（3）Top be placed on cathode conductive bus bar
Portion's insulation board（4）, anode conducting busbar（10）Top be placed with anode conducting busbar upper portion insulating plate（11）；The cathode dress
It puts（5）Conducting end by titanium negative plate（51）Weld titanium plate outside titanium copper-clad（54）Composition, the titanium negative plate（51）With titanium packet
Titanium plate outside copper（54）Weld be additionally provided with copper coin inside titanium copper-clad（53）, titanium copper-clad inside copper coin（53）Lower section also set
It is equipped with conductive copper billet（52）, conductive copper billet（52）Cathode conductive bus bar in electrical contact（3）；Cathode assembly（5）The other end place
In anode conducting busbar upper portion insulating plate（11）On；
The anode plate（8）Conducting end and anode conducting busbar（10）In electrical contact, the other end is placed on cathode conductive bus bar
Upper portion insulating plate（4）On.
2. it is used for the negative plate device of high density silver electrolytic cell as described in claim 1, it is characterized in that：The cathode assembly
（5）Several are provided with, anode plate（8）Quantity compare cathode assembly（5）Few one of quantity.
3. it is used for the negative plate device of high density silver electrolytic cell as described in claim 1, it is characterized in that：The cathode is conductive female
Arrange upper portion insulating plate（4）Upper setting and cathode assembly（5）Several equal notches of quantity, each conduction copper billet（52）It is placed on
In its corresponding notch, conductive copper billet（52）Lower surface and cathode conductive bus bar（3）It is in electrical contact.
4. it is used for the negative plate device of high density silver electrolytic cell as described in claim 1, it is characterized in that：The conduction copper billet
（52）On be provided with bolt hole, conductive copper billet（52）Bolt is connected by cathode（6）With cathode attaching nut（7）With bolt hole phase
Cooperation is fixed on cathode conductive bus bar（3）On.
5. it is used for the negative plate device of high density silver electrolytic cell as described in claim 1, it is characterized in that：The anode conducting is female
Arrange upper portion insulating plate（11）On be provided with and anode plate（8）Several equal notches of quantity, anode plate（8）Conducting end setting
In notch, and anode plate（8）Conducting end and anode conducting busbar（10）In electrical contact, it is conductive female that the other end is placed on cathode
Arrange upper portion insulating plate（4）On.
6. it is used for the negative plate device of high density silver electrolytic cell as described in claim 1, it is characterized in that：The anode plate（8）
On be also arranged with earth of positive pole bag（9）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721423797.1U CN207581966U (en) | 2017-10-31 | 2017-10-31 | A kind of negative plate device for high density silver electrolytic cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721423797.1U CN207581966U (en) | 2017-10-31 | 2017-10-31 | A kind of negative plate device for high density silver electrolytic cell |
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| CN207581966U true CN207581966U (en) | 2018-07-06 |
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| CN201721423797.1U Active CN207581966U (en) | 2017-10-31 | 2017-10-31 | A kind of negative plate device for high density silver electrolytic cell |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110699710A (en) * | 2019-09-17 | 2020-01-17 | 益阳鸿源稀土有限责任公司 | Rare earth electrolytic cell, metal conductive piece and manufacturing method thereof |
| CN112877733A (en) * | 2021-01-11 | 2021-06-01 | 北京有研粉末新材料研究院有限公司 | Connector for electrolytic powdering, electrolytic powdering apparatus, and method of manufacturing the same |
-
2017
- 2017-10-31 CN CN201721423797.1U patent/CN207581966U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110699710A (en) * | 2019-09-17 | 2020-01-17 | 益阳鸿源稀土有限责任公司 | Rare earth electrolytic cell, metal conductive piece and manufacturing method thereof |
| CN112877733A (en) * | 2021-01-11 | 2021-06-01 | 北京有研粉末新材料研究院有限公司 | Connector for electrolytic powdering, electrolytic powdering apparatus, and method of manufacturing the same |
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