CN207376135U - Coarsening solution regeneration tank applied to field of electroplating - Google Patents
Coarsening solution regeneration tank applied to field of electroplating Download PDFInfo
- Publication number
- CN207376135U CN207376135U CN201721208963.6U CN201721208963U CN207376135U CN 207376135 U CN207376135 U CN 207376135U CN 201721208963 U CN201721208963 U CN 201721208963U CN 207376135 U CN207376135 U CN 207376135U
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- electrolytic
- liquid
- roughening
- regeneration
- regeneration tank
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- 230000008929 regeneration Effects 0.000 title claims abstract description 55
- 238000011069 regeneration method Methods 0.000 title claims abstract description 55
- 238000009713 electroplating Methods 0.000 title claims abstract description 26
- 239000007788 liquid Substances 0.000 claims abstract description 64
- 238000005868 electrolysis reaction Methods 0.000 claims abstract description 34
- 239000003792 electrolyte Substances 0.000 claims abstract description 9
- 238000007788 roughening Methods 0.000 claims description 55
- 238000001914 filtration Methods 0.000 claims description 18
- 210000005056 cell body Anatomy 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 230000001172 regenerating effect Effects 0.000 claims 9
- 238000001727 in vivo Methods 0.000 abstract 2
- 239000000243 solution Substances 0.000 description 30
- 238000000034 method Methods 0.000 description 6
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 4
- 229910052804 chromium Inorganic materials 0.000 description 4
- 239000011651 chromium Substances 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- JOPOVCBBYLSVDA-UHFFFAOYSA-N chromium(6+) Chemical compound [Cr+6] JOPOVCBBYLSVDA-UHFFFAOYSA-N 0.000 description 2
- 239000008151 electrolyte solution Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Electroplating Methods And Accessories (AREA)
Abstract
The utility model discloses a kind of coarsening solution regeneration tank applied to field of electroplating, including electrolysis unit and regeneration groove body.Electrolysis unit includes being arranged at the in vivo filter device of regeneration tank, electrolytic anode, electrolysis cathode, there is electrolyte in filter device, regeneration groove body is loaded with coarsening solution, electrolytic anode and filter device are soaked in the coarsening solution of regeneration groove body, electrolysis cathode is soaked in the electrolyte of filter device, and the in vivo coarsening solution of regeneration tank is flowed to by inlet at liquid outlet；Multiple filter devices are arranged successively along the flow direction of coarsening solution；Multiple electrolytic anodes are arranged successively along the flow direction of coarsening solution；Multiple electrolysis cathodes are arranged successively along the flow direction of coarsening solution.The coarsening solution regeneration tank applied to field of electroplating of the utility model, filter device, electrolytic anode, electrolysis cathode are arranged successively along the flow direction of coarsening solution, improve the flowing velocity of coarsening solution so that the concentration distribution uniformity of coarsening solution is more preferable.
Description
Technical Field
The utility model relates to an electroplate technical field, especially relate to a be applied to alligatoring liquid regeneration tank in electroplating field.
Background
Before the plastic product is electroplated, the plastic needs to be pretreated by using roughening solution, and the roughening quality directly influences the electroplating quality of the plastic part. In the coarsening process, hexavalent chromium in the coarsening liquid and a product generate a corrosion reaction to generate trivalent chromium and organic matters, the hexavalent chromium can be changed into the trivalent chromium, the oxidation capability of the coarsening liquid is weakened along with the increase of the content of the trivalent chromium, the coarsening effect is reduced, and the bonding force between the plastic work piece and an electroplated layer is also obviously reduced due to poor coarsening. When the concentration of the trivalent chromium rises to 30g/L, the coarsening quality is seriously influenced, and the coarsening liquid is scrapped. The waste coarsening liquid contains a large amount of chromic anhydride and sulfuric acid, and the chromic anhydride and the sulfuric acid are discarded, so that a large amount of resources are wasted, and the environment is seriously polluted. Therefore, the domestic and foreign electroplating treatment process is generally provided with a coarsening liquid circulating regeneration device in the coarsening pretreatment process so as to stabilize the coarsening quality of the coarsening liquid and reduce the emission of the coarsening liquid.
Patent 201620168485X discloses a roughening solution electrolyzing device, which can make roughening solution and electrolyte solution soaked in cathode of the electrolyzing device have longer service life, and the roughening solution circulating system and the electrolyte solution circulating system are additionally added in a roughening solution electrolytic tank to realize the function.
Although the proposal proposed in patent 201620168485X extends the service life of the roughening solution to some extent, it still does not solve the following problems caused by the electrolytic regeneration tank of roughening solution:
1. the flow directions of the anode and the cathode in the electrolytic regeneration tank and the roughening solution are vertically arranged, so that the circulation speed and the flow direction of the roughening solution are disturbed, the concentration distribution of the roughening solution in the tank is inconsistent, and an electrolytic device consisting of the anode and the cathode has different electrolytic degrees, some of which do not work really or not work really;
2. the anode and the cathode in the electrolytic regeneration tank are openly placed in the same liquid space, so that the area of the local anode and the local cathode is small, and the electrolytic efficiency is not high;
3. condensate from the electrolysis process tends to drip back onto the electrolysis apparatus causing corrosion.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the weak point among the prior art, providing a be applied to coarsing liquid regeneration tank in electroplating field, a plurality of filter equipment, a plurality of electrolysis positive poles, a plurality of electrolysis negative poles all arrange in proper order along the flow direction of coarsing liquid, improve the flow velocity of coarsing liquid for the concentration distribution uniformity of coarsing liquid is better.
The purpose of the utility model is realized through the following technical scheme:
the utility model provides a be applied to alligatoring liquid regeneration tank in electroplating field, includes electrolytic device and regeneration cell body, electrolytic device including set up in filter equipment, electrolysis positive pole, electrolysis negative pole in the regeneration cell body still include: the device comprises a connecting device connected with the electrolytic anode and the electrolytic cathode, and an energy supply device used for supplying power to the electrolytic anode and the electrolytic cathode through the connecting device, wherein electrolyte is arranged in the filtering device, the regeneration tank body is filled with roughening liquid, the electrolytic anode and the filtering device are soaked in the roughening liquid of the regeneration tank body, the electrolytic cathode is soaked in the electrolyte of the filtering device, two opposite tank walls of the regeneration tank body are respectively provided with a liquid inlet and a liquid outlet, and the roughening liquid in the regeneration tank body flows to the liquid outlet from the liquid inlet;
the plurality of filtering devices are sequentially arranged along the flowing direction of the coarsening liquid;
the plurality of electrolytic anodes are sequentially arranged along the flowing direction of the roughening solution;
and the plurality of electrolytic cathodes are sequentially arranged along the flowing direction of the roughening solution.
In one embodiment, the filter device has a length extension surface, and the length extension surface of the filter device is parallel to the flowing direction of the coarsening liquid.
In one embodiment, the electrolytic anode and the electrolytic cathode maintain an electrolytic anode in a direction perpendicular to the flow direction of the roughening solution: electrolytic cathode-4: 1 in number ratio.
In one embodiment, the surface of the electrolytic cathode has a hollow structure.
In one embodiment, the thickness of the electrolytic anode is 4 to 6 mm.
In one embodiment, the electrolytic cathode has a thickness of 4 to 6 mm.
In one embodiment, the filtering device is a cylinder structure with one open end and one closed end.
In one embodiment, the roughening solution regeneration tank applied to the electroplating field further comprises an air draft device.
In one embodiment, the air draft device comprises a cover body and an air draft pipe, the cover body is covered on the notch of the regeneration groove body, and the air draft pipe is communicated with the regeneration groove body through the cover body.
In one embodiment, the liquid inlet is provided with a water inlet overflow hopper, and the liquid outlet is provided with a water outlet overflow hopper.
The utility model discloses a be applied to alligatoring liquid regeneration tank in electroplating field, through setting up electrolytic device and regeneration cell body, especially carry out optimal design to the structure of regeneration cell body, a plurality of filter equipment, a plurality of electrolysis positive poles, a plurality of electrolysis negative poles all arrange along alligatoring liquid's flow direction in proper order, improve alligatoring liquid's flow speed for alligatoring liquid's concentration distribution uniformity is better.
Drawings
FIG. 1 is a front view of a roughening solution regeneration tank applied to the electroplating field according to an embodiment of the present invention;
FIG. 2 is a top view of the roughening solution regeneration tank shown in FIG. 1 applied to the electroplating field;
FIG. 3 is a side view of the roughening solution regeneration tank shown in FIG. 1 applied to the electroplating field.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1, 2 and 3, a roughening solution regeneration tank 10 applied in the electroplating field comprises an electrolysis device and a regeneration tank body 200. The electrolysis device comprises a filtering device 110, an electrolysis anode 120 and an electrolysis cathode 130 which are arranged in the regeneration tank body 200, and the electrolysis device also comprises: a connecting device 140 connected with the electrolysis anode 120 and the electrolysis cathode 130, and an energy supply device (not shown) for supplying power to the electrolysis anode 120 and the electrolysis cathode 130 through the connecting device 140.
The filtering device 110 has an electrolyte therein, the regeneration tank 200 contains a roughening solution, the electrolysis anode 120 and the filtering device 110 are soaked in the roughening solution of the regeneration tank 200, the electrolysis cathode 130 is soaked in the electrolyte of the filtering device 110, two opposite tank walls of the regeneration tank 200 are respectively provided with a liquid inlet 210 and a liquid outlet 220, and the roughening solution in the regeneration tank 200 flows from the liquid inlet 210 to the liquid outlet 220.
Wherein,
the plurality of filtering devices 110 are sequentially arranged along the flowing direction of the roughening liquid;
the plurality of electrolytic anodes 120 are sequentially arranged along the flow direction of the roughening solution;
the plurality of electrolytic cathodes 130 are sequentially arranged along the flowing direction of the roughening solution.
It should be particularly noted that the roughening solution flows into the regeneration tank 200 from the liquid inlet 210 and then flows out from the liquid outlet 220, the roughening solution in the regeneration tank 200 flows from the liquid inlet 210 to the liquid outlet 220, and the plurality of filtering devices 110, the plurality of electrolysis anodes 120 and the plurality of electrolysis cathodes 130 are all arranged in sequence along the flow direction of the roughening solution.
Further, the filter device 110 has a long extension surface 111, and the long extension surface 111 of the filter device 110 is parallel to the flow direction of the roughening liquid. The length extension surface 111 of the filter device 110 is arranged to be parallel to the flow direction of the roughening solution, so that the blocking of the roughening solution in the regeneration tank body 200 in the flow direction can be further reduced, and the flow speed of the roughening solution can be improved.
It is further noted that the electrolytic anode 120 and the electrolytic cathode 130 hold the electrolytic anode in the direction perpendicular to the flow direction of the roughening liquid: electrolytic cathode-4: 1, so that the electrolysis efficiency can be better improved; the surface of the electrolytic cathode 130 has a hollow structure, so that the area ratio of the anode to the cathode is further increased without increasing the number of the anodes. In the embodiment, the thickness of the electrolytic anode 120 is 4 to 6mm, the thickness of the electrolytic cathode 130 is 4 to 6mm, and the electrolytic anode 120 and the electrolytic cathode 130 are made of metal lead material; the filtering device 110 is a cylinder structure with an open end and a closed end, so as to ensure that the electrolyte and the roughening liquid are in a non-complete contact state, and the filtering device 110 is made of ceramic materials.
As shown in FIG. 3, in order to better solve the technical problem that the condensate in the electrolytic process is easy to reflow and drip on the electrolytic device to cause corrosion, the roughening solution regeneration tank 10 applied to the electroplating field further comprises an air draft device 300.
The air draft device 300 comprises a cover body 310 and an air draft pipe 320, the cover body 310 is covered on the notch of the regeneration tank body 200, and the air draft pipe 320 is communicated with the regeneration tank body 200 through the cover body 310. By arranging the air draft device 300, the technical problem that condensate in the electrolysis process is easy to reflow and drip on the electrolysis device to cause corrosion can be well solved.
As shown in fig. 1, a water inlet overflow funnel 400 is disposed at the liquid inlet 210, and a water outlet overflow funnel 500 is disposed at the liquid outlet 220. By arranging the water inlet overflow hopper 400 and the water outlet overflow hopper 500, a buffer zone can be formed to prevent the roughening liquid from being splashed to the outside.
The utility model discloses a be applied to alligatoring liquid regeneration tank 10 in electroplating field, through setting up electrolytic device and regeneration cell body 200, especially carry out optimal design to regeneration cell body 200's structure, a plurality of filter equipment, a plurality of electrolysis positive poles, a plurality of electrolysis negative poles all arrange in proper order along the flow direction of alligatoring liquid, improve the flow speed of alligatoring liquid for the concentration distribution uniformity of alligatoring liquid is better.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. The utility model provides a be applied to alligatoring liquid regeneration tank in electroplating field, includes electrolytic device and regeneration cell body, electrolytic device including set up in filter equipment, electrolysis positive pole, electrolysis negative pole in the regeneration cell body still include: the device comprises a connecting device connected with the electrolytic anode and the electrolytic cathode, and an energy supply device used for supplying power to the electrolytic anode and the electrolytic cathode through the connecting device, wherein electrolyte is arranged in the filtering device, the regeneration tank body is filled with roughening liquid, the electrolytic anode and the filtering device are soaked in the roughening liquid of the regeneration tank body, and the electrolytic cathode is soaked in the electrolyte of the filtering device;
the plurality of filtering devices are sequentially arranged along the flowing direction of the coarsening liquid;
the plurality of electrolytic anodes are sequentially arranged along the flowing direction of the roughening solution;
and the plurality of electrolytic cathodes are sequentially arranged along the flowing direction of the roughening solution.
2. The roughening liquid regenerating tank as claimed in claim 1, wherein said filter means has a length extending surface, and the length extending surface of said filter means is parallel to the flowing direction of said roughening liquid.
3. The roughening liquid regenerating tank applied to electroplating field according to claim 1, wherein said electrolytic anode and said electrolytic cathode maintain an electrolytic anode in a direction perpendicular to the flowing direction of said roughening liquid: electrolytic cathode-4: 1 in number ratio.
4. The roughening solution regenerating tank applied to electroplating field as claimed in claim 1, wherein said electrolytic cathode surface has a hollow structure.
5. The roughening liquid regenerating tank applied to electroplating field according to claim 1, wherein the thickness of said electrolytic anode is 4 to 6 mm.
6. The roughening solution regenerating tank as claimed in claim 1, wherein said electrolytic cathode has a thickness of 4 to 6 mm.
7. The roughening liquid regenerating tank applied to electroplating field as claimed in claim 1, wherein said filtering device is a cylinder structure with one open end and one closed end.
8. The roughening solution regenerating tank applied to the electroplating field as claimed in claim 1, wherein said roughening solution regenerating tank applied to the electroplating field further comprises an air draft device.
9. The roughening liquid regeneration tank applied to the electroplating field as claimed in claim 8, wherein the air draft device comprises a cover body and an air draft pipe, the cover body is covered on the notch of the regeneration tank body, and the air draft pipe is communicated with the regeneration tank body through the cover body.
10. The roughening liquid regenerating tank applied to electroplating field as claimed in claim 1, wherein said liquid inlet is provided with a water inlet overflow funnel, and said liquid outlet is provided with a water outlet overflow funnel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721208963.6U CN207376135U (en) | 2017-09-20 | 2017-09-20 | Coarsening solution regeneration tank applied to field of electroplating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721208963.6U CN207376135U (en) | 2017-09-20 | 2017-09-20 | Coarsening solution regeneration tank applied to field of electroplating |
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| Publication Number | Publication Date |
|---|---|
| CN207376135U true CN207376135U (en) | 2018-05-18 |
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| CN201721208963.6U Active CN207376135U (en) | 2017-09-20 | 2017-09-20 | Coarsening solution regeneration tank applied to field of electroplating |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108642554A (en) * | 2018-06-22 | 2018-10-12 | 浙江科技学院 | A kind of online trough rim recycling of plastic plating Roughing Solution and round-robin method and its use system |
| CN110244781A (en) * | 2019-06-19 | 2019-09-17 | 宁波中科纬诚新材料科技有限公司 | A kind of chemical plating automatic liquid supply method and its system |
-
2017
- 2017-09-20 CN CN201721208963.6U patent/CN207376135U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108642554A (en) * | 2018-06-22 | 2018-10-12 | 浙江科技学院 | A kind of online trough rim recycling of plastic plating Roughing Solution and round-robin method and its use system |
| CN108642554B (en) * | 2018-06-22 | 2019-11-12 | 浙江科技学院 | A kind of online trough rim recycling of plastic plating Roughing Solution and round-robin method and its use system |
| CN110244781A (en) * | 2019-06-19 | 2019-09-17 | 宁波中科纬诚新材料科技有限公司 | A kind of chemical plating automatic liquid supply method and its system |
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