CN104073841A - Silver electrolytic tank - Google Patents
Silver electrolytic tank Download PDFInfo
- Publication number
- CN104073841A CN104073841A CN201410340843.6A CN201410340843A CN104073841A CN 104073841 A CN104073841 A CN 104073841A CN 201410340843 A CN201410340843 A CN 201410340843A CN 104073841 A CN104073841 A CN 104073841A
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- CN
- China
- Prior art keywords
- groove
- silver
- conducting rod
- current conducting
- colored
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 title abstract description 16
- 229910052709 silver Inorganic materials 0.000 title abstract description 16
- 239000004332 silver Substances 0.000 title abstract description 16
- 238000005520 cutting process Methods 0.000 claims description 20
- 238000009434 installation Methods 0.000 claims description 15
- 210000005056 cell body Anatomy 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000007670 refining Methods 0.000 abstract description 4
- 238000005452 bending Methods 0.000 abstract 2
- 238000009776 industrial production Methods 0.000 abstract 1
- 239000008151 electrolyte solution Substances 0.000 description 9
- 238000010586 diagram Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 238000009826 distribution Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 230000005684 electric field Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- -1 silver ions Chemical class 0.000 description 2
- SQGYOTSLMSWVJD-UHFFFAOYSA-N silver(1+) nitrate Chemical compound [Ag+].[O-]N(=O)=O SQGYOTSLMSWVJD-UHFFFAOYSA-N 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010946 fine silver Substances 0.000 description 1
- 230000005802 health problem Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 238000006479 redox reaction Methods 0.000 description 1
- 229910001961 silver nitrate Inorganic materials 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
Landscapes
- Electrolytic Production Of Metals (AREA)
Abstract
The invention belongs to the technical field of silver electrolytic refining, and discloses a silver electrolytic tank. The silver electrolytic tank comprises a plurality of silver electrolytic tank bodies connected in series, wherein each of anode contact spikes and cathode contact spikes comprises a first bending section, a middle section and a second bending section; the height of the middle sections is equal to the height of conducting bars connection in series among the tanks; a plurality of equidistant clamping groove fixing seats are arranged on each of the front tank edge and the back tank edge; the clamping groove fixing seats on the front tank edge directly face middle points of every two adjacent clamping groove fixing seats on the back tank edge; two clamping sleeves are clamped on each anode contact spike; the positions of the clamping sleeves on each anode contact spike are the same and in one-one correspondence. Thanks to the silver electrolytic tank, a cathode plate and an anode plate can be set to be relatively standard, the scale division of electric current density can be relatively uniform, the use ratio and the production efficiency of the electric current are improved, the operation is simple and feasible, and industrial production is facilitated.
Description
Technical field
The present invention mainly belongs to electrorefining of silver technical field, particularly a kind of silver-colored electrolyzer.
Background technology
The method of silver refining mainly contains electrolytic refining process, wet-process refining, selection absorption method etc., and wherein electrorefining is the most frequently used method.The process essence of electrorefining of silver is redox reaction, take thick silver as anode, take titanium plate or fine silver as negative electrode, take Silver Nitrate as electrolytic solution, and under the energising of negative and positive the two poles of the earth, the thick silver of anode constantly loses electronics and is oxidized to silver ions, thereby dissolve, immerse electrolytic solution, silver ions in solution, under the effect of electric field, constantly to cathode direction motion, obtains electronics after arrival negative electrode and is reduced into argent simultaneously.Suitable current density size and uniform electric current distribution are most important to efficient electrorefining of silver, and wherein the distribution of current density mainly depends on the design of electrolyzer.Along with electrorefining of silver industrial expansion, electrolyzer has also obtained continuous improvement, as single groove improved for multiple-grooved is together in series, to save, takes up an area space; Electrolyzer is modified to the pattern that surrounding has hermetyic window, the workmen's health problem causing to solve nitric acid volatilization; On copper current conducting rod, superscribe silver-colored clothing, to improve the electroconductibility of current conducting rod and to be difficult for oxidized; In the upper end of electrolyzer, set up the parallel stirring rod of a long row and stir back and forth, to guarantee electrolytic solution excellent cycle, the silver part on negative plate can also be stripped down simultaneously; Also have many other to improve, as increased barrier film at anode, changing polar plate spacing etc.
But the general electrolyzer part that still comes with some shortcomings in existing actual production, Fig. 1 is the part-structure schematic diagram of traditional electrolyzer, in electrolyzer, negative pole current conducting rod 5 is shaped as rectangular parallelepiped, one end rides between the first groove and connects on busbar 3, the other end is directly placed in pit along on 2, due to the busbar 3 of connecting between the first groove, than pit, the horizontal position along 2 sets high, thereby negative pole current conducting rod is ridden between the first groove, connect one end of busbar 3 higher than the other end, cause negative plate 7 to tilt, one end of the busbar 3 of connecting between close the first groove sets high than the other end horizontal position.In like manner, positive plate 8 sets high than the other end horizontal position near one end of the busbar 4 of connecting between the second groove.Between two pole plates that tilt while placing like this, there is the surface area mutually staggering, cause electric current distribution inhomogeneous, reduced actual production efficiency; Especially at the two ends end to end of electrolyzer, groove is higher along position, and the position of the busbar of connecting between groove is also relatively high, thereby two-plate tilts even more seriously, and the surface area mutually staggering is larger.In addition, positive plate must often be changed, workmen place pole plate often because manual operation makes pole plate, just putting not, inhomogeneous, cause not parallel between two neighboring pole plate, each polar plate spacing is different, thereby cause electric current distribution inhomogeneous.If local current densities is excessive, crystal nucleation too fast easily parcel electrolytic solution and impurity effect electrolytic silver purity, thereby also easily cause this undissolved dissolving metal to enter electrolytic solution, destroy electrolytic solution, make the too much electric power of whole process consumption cause the wasting of resources.
Therefore, be necessary existing silver-colored electrolyzer to improve.
Summary of the invention
It is not enough that technical problem to be solved by this invention is intended to overcome above-mentioned prior art, and a kind of silver-colored electrolyzer is provided, and mainly solved because pole plate is not just being placed, the uneven equal problem of the inhomogeneous electric current distribution causing.
In order to reach above object, technical scheme provided by the invention is as follows:
A kind of silver-colored electrolyzer, the silver-colored cell body that comprises some series connection, described silver-colored cell body include front groove along, pit along, be arranged at the busbar of connecting between first groove on front groove edge, be arranged at the busbar of connecting between second groove on pit edge, some for connecting the negative pole current conducting rod, some for being connected the anodal current conducting rod of connect between the second groove busbar and positive plate of connect between the first groove busbar and negative plate, it is characterized in that:
Described negative pole current conducting rod, anodal current conducting rod are " Z " type structure, comprise first fold section, stage casing and the second folding section three parts, the two ends in stage casing connect respectively first fold section and the second folding section, and first fold section is parallel with the second folding section, and the height of the busbar of connecting between the height in stage casing and groove is contour;
Several are equidistant for the fixing stationary installation of negative pole current conducting rod or anodal current conducting rod along being above respectively equipped with for described front groove edge and pit, and described front groove is along each upper stationary installation over against described pit along the mid point between upper adjacent two stationary installations;
In the first fold section of described anodal current conducting rod, be provided with two cutting ferrules, and the cutting ferrule position on every anodal current conducting rod is fixed and identical.
Preferably, described stationary installation is draw-in groove permanent seat, and described draw-in groove permanent seat has the groove of opening upwards, and this slot opening width equates with the width of first fold section, for first fold section is embedded to groove, clamps.
Preferably, described first fold section, the second folding section are sheet rectangular structure.
Preferably, the length of described first fold section is longer than the length of described the second folding section.
Preferably, the two ends in described stage casing arrange respectively circular arc chamfering, for connecting first fold section and the second folding section.
Preferably, described cutting ferrule is separately enclosed within on anodal current conducting rod and is formed by two rubber cases.
Preferably, described front groove is preferably 1 ~ 10 along upper draw-in groove permanent seat quantity.
Preferably, the material of described draw-in groove permanent seat and cutting ferrule is light weight, acid-fast alkali-proof, the good and low-cost common PVC material of chemical stability.
Preferably, described draw-in groove permanent seat and cutting ferrule are all replaceable is graduated scale.
Compared with prior art, beneficial effect of the present invention is: adopt " Z " type structural conductive rod, while having guaranteed to place pole plate, pole plate left and right sides height is consistent, and while effectively having avoided highly inconsistent, the disappearance of electric field action surface area, has improved production efficiency; Employing arranges fixedly positive and negative electrode current conducting rod of equidistant draw-in groove stationary installation (or graduated scale) on groove edge, has guaranteed in actual production, to place the strict equidistant of pole plate time interval, is conducive to unanimously regulate the size of current density between each pole plate; On anodal current conducting rod, being provided with cutting ferrule (or graduated scale) can fixed anode Board position, thereby has ensured between every positive plate and adjacent cathode plate and align between two, is conducive to being uniformly distributed of electric field density, has improved current utilization rate.
Accompanying drawing explanation
Fig. 1 is the part-structure schematic diagram of traditional electrolyzer.
Fig. 2 is part-structure schematic diagram of the present invention.
Fig. 3 is the silver-colored cell body part-structure schematic diagram of some series connection of the present invention.
Fig. 4 is the negative pole current conducting rod schematic diagram that is hung with negative plate of the present invention.
Fig. 5 is the anodal current conducting rod schematic diagram that is hung with positive plate of the present invention.
Fig. 6 is draw-in groove permanent seat schematic diagram of the present invention.
Fig. 7 is cutting ferrule schematic diagram of the present invention.
Wherein, the 1st, front groove edge, the 2nd, pit edge, 3 is the busbars of connecting between the first groove, 4 is the busbars of connecting between the second groove, the 5th, the negative pole current conducting rod of existing electrolyzer, the 6th, the anodal current conducting rod of existing electrolyzer, the 7th, negative plate, the 8th, positive plate, the 9th, negative pole current conducting rod of the present invention, the 10th, anodal current conducting rod of the present invention, the 11st, draw-in groove permanent seat, the 12nd, cutting ferrule, the 13rd, the first fold section of negative or positive electrode current conducting rod of the present invention, the 14th, the stage casing of negative or positive electrode current conducting rod of the present invention, the 15th, the second folding section of negative or positive electrode current conducting rod of the present invention, the 16th, the circular arc chamfering of negative or positive electrode current conducting rod of the present invention, the 17th, the base of draw-in groove permanent seat, the 18th, the groove of draw-in groove permanent seat, the 19th, rubber case.
Embodiment
For further disclosing technical scheme of the present invention, below in conjunction with accompanying drawing, describe embodiments of the present invention in detail.
As shown in Figures 2 and 3, a kind of silver-colored electrolyzer, the silver-colored cell body that comprises some series connection, described silver-colored cell body include front groove along 1, pit along 2, be placed on front groove along the busbar 3 of connecting between the first groove on 1, be placed on pit along the busbar 4 of connecting between the second groove on 2, some for connecting the negative pole current conducting rod 9, some for being connected the anodal current conducting rod 10 of connect between the second groove busbar 4 and positive plate of connect between the first groove busbar 3 and negative plate.Front groove is parallel along 2 with pit along 1.
As shown in Figure 4 and Figure 5, negative pole current conducting rod 9, anodal current conducting rod 10 are " Z " type structure, comprise first fold section 13, stage casing 14 and 15 3 parts of the second folding section.The two ends in stage casing 14 connect respectively first fold section 13 and the second folding section 15, and first fold section 13 is parallel with the second folding section 15.The height of busbar of connecting between the height in stage casing 14 and groove is contour.The length of first fold section 13 is longer than the length of 15 sections of the second foldings.Front groove along 1 and pit along being respectively equipped with several equidistant stationary installations for fixing anodal current conducting rod 10 or negative pole current conducting rod 9 on 2.Front groove is along each stationary installation on 1 over against pit along the mid point between adjacent two stationary installations on 2.Also be that pit is provided with front groove along the stationary installation on 1 along midperpendicular Yu Qiancaoyan 1 intersection between any two adjacent stationary installations on 2.In the first fold section 13 of anodal current conducting rod 10, be provided with two cutting ferrules 12, and cutting ferrule 12 positions on every anodal current conducting rod 10 are fixed and identical.
As shown in Figure 6, being arranged on groove is draw-in groove permanent seat 11 along upper stationary installation, and draw-in groove permanent seat 11 comprises the base 17 on connective slot edge and the groove 18 of opening upwards.These groove 18 A/Fs equate with the width of first fold section 13, for first fold section 13 is embedded to groove, clamp.During working order, the first fold section 13 of anodal current conducting rod 10, negative pole current conducting rod 9 embeds in groove and clamps, and the second folding section 15 rides between groove connects above busbar.Because the height of the busbar of connecting between the height in stage casing 14 and groove is contour, therefore can keep anodal current conducting rod 10 or negative pole current conducting rod 9 levels to put, height that guarantee to hang two ends, cathode-anode plate left and right is thereon consistent, can be reliable, evenly cathode-anode plate is vertically put into electrolytic solution.
As shown in Figure 7, the cutting ferrule 12 arranging in the first fold section 13 of anodal current conducting rod 10 is separately enclosed within on anodal current conducting rod 10 and is formed by two rubber cases 19.Silver-colored hook can be suspended on to this two mid-ways that rubber case 19 separates, so both can keep being connected between silver-colored hook and anodal current conducting rod, silver-colored hook position can be fixed again, thereby holding anode Board position is fixing.Cutting ferrule 12 positions on every anodal current conducting rod 10 are fixed and are identical, can guarantee to align between two between every positive plate and adjacent cathode plate.
The first fold section 13 of current conducting rod, the second folding section 15 are sheet rectangular structure.It is more steady that sheet rectangular structure not only makes current conducting rod place, also increased the conductive contact area of the busbar of connecting between current conducting rod and groove, thereby reduced contact resistance, reduced the thermal effect occurring on the busbar of connecting between groove, the thawing distortion of avoiding electrolyzer to produce because the busbar temperature rise of connecting between groove is too high, improve the busbar electric current of connecting between groove, motor current density, thus improve electrolytic speed.
The two ends in current conducting rod stage casing 14 arrange respectively circular arc chamfering 16 and are connected with the second folding section 15 with first fold section 13.
Front groove is preferably 5 along draw-in groove permanent seat 11 quantity on 1.
The material of draw-in groove permanent seat 11 and cutting ferrule 12 is light weight, acid-fast alkali-proof, the good and low-cost common PVC material of chemical stability.
A kind of improvement to such scheme, described draw-in groove permanent seat 11 and cutting ferrule 12 are all replaceable is graduated scale, can guarantee equally the strict equidistantly parallel relatively with the position of adjacent plate of polar plate spacing.
In concrete production operation, first the silver-colored hook that has hung positive plate is fixed in the cutting ferrule 12 of anodal current conducting rod 10, then the second folding section 15 that has hung the negative pole current conducting rod 9 of negative plate and hung the anodal current conducting rod 10 of positive plate is ridden between groove and connected on busbar, clamping in the groove 18 of first fold section embedding draw-in groove permanent seat 11, play fixed action, negative pole current conducting rod 9 is handed over mutually and is placed with anodal current conducting rod 10, as shown in Figure 2.The height of busbar of connecting between the height in stage casing 14 and groove is contour, therefore can keep anodal current conducting rod 10 or negative pole current conducting rod 9 levels to put, height that guarantee to hang two ends, cathode-anode plate left and right is thereon consistent, can be reliable, evenly cathode-anode plate is vertically put into electrolytic solution.Because equidistant draw-in groove permanent seat 11 is fixing, cathode and anode distance between plates is accurately equated, being more evenly distributed of current density between two-plate in electrolytic solution, when having improved production efficiency, also more energy-conservation, silver-colored electrolysis production process is also more stable.
Claims (9)
1. a silver-colored electrolyzer, the silver-colored cell body that comprises some series connection, described silver-colored cell body include front groove along (1), pit along (2), be arranged at front groove along the busbar (3) of connecting between the first groove on (1), be arranged at pit along the busbar (4) of connecting between the second groove on (2), some for connecting the negative pole current conducting rod (9), some for being connected the anodal current conducting rod (10) of connect between the second groove busbar (4) and positive plate of connect between the first groove busbar (3) and negative plate, it is characterized in that:
Described negative pole current conducting rod (9), anodal current conducting rod (10) are " Z " type structure, comprise first fold section (13), stage casing (14) and the second folding section (15) three parts, the two ends in stage casing (14) connect respectively first fold section (13) and the second folding section (15), first fold section (13) is parallel with the second folding section (15), and the height of the busbar of connecting between the height of stage casing (14) and groove is contour;
Described front groove is along (1) and pit along being respectively equipped with several equidistant stationary installations for fixing anodal current conducting rod (10) and negative pole current conducting rod (9) on (2), and each stationary installation on described front groove edge (1) is over against the mid point between adjacent two stationary installations on described pit edge (2);
In the first fold section of described anodal current conducting rod (10), be provided with two cutting ferrules (12), and cutting ferrule (12) position on every anodal current conducting rod (10) is fixed and identical.
2. silver-colored electrolyzer according to claim 1, it is characterized in that, described stationary installation is draw-in groove permanent seat (11), described draw-in groove permanent seat (11) has the groove (18) of opening upwards, this groove (18) A/F equates with the width of first fold section (13), for first fold section (13) being embedded to groove (18) clamping.
3. silver-colored electrolyzer according to claim 1, is characterized in that, described first fold section (13), the second folding section (15) are sheet rectangular structure.
4. silver-colored electrolyzer according to claim 1, is characterized in that, the length of described first fold section is longer than the length of described the second folding section.
5. according to the arbitrary silver-colored electrolyzer described in claim 1-4, it is characterized in that, the two ends in described stage casing arrange respectively circular arc chamfering (16), for connecting first fold section (13) and the second folding section (15).
6. silver-colored electrolyzer according to claim 1, is characterized in that, described cutting ferrule (12) is separately enclosed within on anodal current conducting rod and is formed by two rubber cases.
7. silver-colored electrolyzer according to claim 1, is characterized in that, described front groove is preferably 1 ~ 10 along draw-in groove permanent seat (11) quantity on (1).
8. silver-colored electrolyzer according to claim 1, is characterized in that, the material of described draw-in groove permanent seat (11) and cutting ferrule (12) is light weight, acid-fast alkali-proof, the good and low-cost common PVC material of chemical stability.
9. according to the silver-colored electrolyzer described in claim 1 or 7, it is characterized in that, described draw-in groove permanent seat (11) and cutting ferrule (12) are replaceable is graduated scale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410340843.6A CN104073841B (en) | 2014-07-17 | 2014-07-17 | A kind of silver electrolysis bath |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410340843.6A CN104073841B (en) | 2014-07-17 | 2014-07-17 | A kind of silver electrolysis bath |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104073841A true CN104073841A (en) | 2014-10-01 |
| CN104073841B CN104073841B (en) | 2017-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410340843.6A Active CN104073841B (en) | 2014-07-17 | 2014-07-17 | A kind of silver electrolysis bath |
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| Country | Link |
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| CN (1) | CN104073841B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105926016A (en) * | 2016-05-25 | 2016-09-07 | 北京鼎臣超导科技有限公司 | Small and medium aluminium product anodic oxidation device and anodic oxidation method |
| CN106435650A (en) * | 2016-11-07 | 2017-02-22 | 杭州帝洛森科技有限公司 | Electric conducting beam fixed base |
| CN106435651A (en) * | 2016-11-07 | 2017-02-22 | 杭州帝洛森科技有限公司 | Split type polar plate lap joint structure and electrolytic bath with same |
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| CN106435650A (en) * | 2016-11-07 | 2017-02-22 | 杭州帝洛森科技有限公司 | Electric conducting beam fixed base |
| CN106435651A (en) * | 2016-11-07 | 2017-02-22 | 杭州帝洛森科技有限公司 | Split type polar plate lap joint structure and electrolytic bath with same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104073841B (en) | 2017-03-08 |
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