CN203959966U - Move back nickel liquid retrieving arrangement - Google Patents
Move back nickel liquid retrieving arrangement Download PDFInfo
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- CN203959966U CN203959966U CN201420378646.9U CN201420378646U CN203959966U CN 203959966 U CN203959966 U CN 203959966U CN 201420378646 U CN201420378646 U CN 201420378646U CN 203959966 U CN203959966 U CN 203959966U
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- nickel
- resin container
- nickel liquid
- moves back
- retrieving arrangement
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
Abstract
The utility model provides a kind of nickel liquid retrieving arrangement that moves back, comprise the water leg that moves back nickel liquid for splendid attire, after water leg, pipeline is linked with and removes the resin container that moves back nickel ion in nickel liquid, between water leg and resin container, is provided with lift pump, is provided with the return line that is communicated to water leg on resin container.After resin container, be provided with pickling tank, after pickling tank, pipeline is connected with medicine and washes pump, and medicine is washed the liquid outlet access resin container of pump.Wait the nickel ion in moving back nickel liquid, through resin container, fully carry out, after ion-exchange, closing lift pump, open medicine and wash pump, waste water in resin container after ion-exchange flow into pickling tank, this process can regenerating resin, reclaims the nickel adsorbing on resin simultaneously, compared to general oxidizing reaction in prior art, simple in structure, processing ease without adding medicament, has been realized the efficient recovery of nickel simultaneously, effectively reduce the nickel content in electrolysis wastewater, realized moving back effective processing of nickel liquid.
Description
Technical field
The utility model relates to electroplating waste water treatment technology field, more particularly, relates to a kind of nickel liquid retrieving arrangement that moves back.
Background technology
At present, China's some areas heavy metal contamination is serious, and the important sources that heavy metal wastewater thereby that electroplating industry is discharged is heavy metal contamination.Along with the further raising of the common people to environmental requirement, currently for heavy metal problem, especially pay close attention to, more and more high to electroplating wastewater emission standard.Particularly Pearl River Delta is regional, and cities of Guangdong ground zone electroplating waste water is carried out table 3 standard in electroplating wastewater emission standard (GB 21,900 2008).Before the first kinds of pollution matters such as this standard-required nickel, chromium go out workshop discharge outlet or enter equalizing tank, reach relevant criterion, require very strict.
Electroplate substandard product and need to carry out strip, 20Nian Qian China electroplates factory and generally adopts nitric acid strip, over nearly 10 years, development along with electroplating industry, withdrawal plating great majority adopt and move back nickel powder (main component reserve salt, thiocyanate ion, the chemical such as single nickel salt) move back nickel, moving back nickel liquid used after for some time, lose and move back nickel function, move back nickel liquid and need to enter waste water processing station, when moving back nickel liquid, enter after treatment facility, it is yellow that waste water is, under solar radiation, aobvious red, nickel content is generally about 800-1500mg/L, simultaneously, the standard that nickel-containing waste water requirement enters comprehensive adjustment pond is 0.1mg/L.Once ought move back nickel liquid, enter waste water processing station, cause nickel-containing waste water to exceed standard phenomenon that tens times and colourity cannot process at all.
Therefore, how realizing decoating liquid is effectively processed, is current those skilled in the art's problem demanding prompt solution.
Utility model content
In view of this, the utility model provides a kind of nickel liquid retrieving arrangement that moves back, and to realize, decoating liquid is effectively processed.
In order to achieve the above object, the utility model provides following technical scheme:
A kind of nickel liquid retrieving arrangement that moves back, comprise the water leg that moves back nickel liquid for splendid attire, after described water leg, pipeline is linked with the resin container that moves back nickel ion in nickel liquid described in removal, between described water leg and described resin container, be provided with lift pump, on described resin container, be provided with the return line that is communicated to described water leg;
After described resin container, be also provided with pickling tank, after described pickling tank, pipeline is connected with medicine and washes pump, and the liquid outlet that described medicine is washed pump accesses described resin container.
Preferably, above-mentioned, move back in nickel liquid retrieving arrangement, after described resin container, be also provided with and the parallel caustic treater of arranging of described pickling tank, the liquid outlet of described caustic treater and described Yao Xi pump UNICOM.
Preferably, above-mentioned, move back in nickel liquid retrieving arrangement, also comprise ozonizer, the ozonizer that exposes to the sun of described ozonizer extend into the trench bottom of described water leg.
Preferably, above-mentioned, move back in nickel liquid retrieving arrangement, between described resin container and described lift pump, be also provided with the sandfiltration pot that the described suspended substance moving back in nickel liquid is filtered.
Preferably, above-mentioned, move back in nickel liquid retrieving arrangement, described resin container comprises one-level resin container and the second resin tank of arranged in series, and described return line is arranged on described second resin tank.
Preferably, above-mentioned, move back in nickel liquid retrieving arrangement, between the fluid inlet of described pickling tank and described sandfiltration pot, be provided with the medicine that is communicated with the two and wash pipeline.
Preferably, above-mentioned, move back in nickel liquid retrieving arrangement, on described second resin tank, also offer the second outlet pipeline.
Preferably, above-mentioned, move back in nickel liquid retrieving arrangement, the pH value that configures sour water in described pickling tank is controlled between 2.5-3.5.
Preferably, above-mentioned, move back in nickel liquid retrieving arrangement, the pH value that configures buck in described caustic treater is controlled between 10.5-11.5.
Preferably, above-mentioned, move back in nickel liquid retrieving arrangement, the fluid pipeline that described medicine is washed pump is provided with three fluid arms of sandfiltration pot described in UNICOM respectively, described one-level resin container and described second resin tank.
The utility model provides moves back nickel liquid retrieving arrangement, comprise the water leg that moves back nickel liquid for splendid attire, after water leg, pipeline is linked with and removes the resin container that moves back nickel ion in nickel liquid, between water leg and resin container, is provided with lift pump, is provided with the return line that is communicated to water leg on resin container.The nickel liquid that moves back through moving back after nickel is processed in electroplating process is transported in water leg, by lift pump, the nickel liquid that moves back in water leg is pumped to resin container, move back nickel liquid in resin container through ion exchange technique, the nickel ion in nickel liquid is moved back in absorption, waste water after ion-exchange is back to water leg through the return line of resin container, by looping of this process, until move back nickel ion in nickel liquid in water leg, be fully absorbed.
After resin container, be also provided with pickling tank, after pickling tank, pipeline is connected with medicine and washes pump, and medicine is washed the liquid outlet access resin container of pump.Wait the nickel ion in moving back nickel liquid, through resin container, fully carry out after ion-exchange, close lift pump, open medicine and wash pump, waste water in resin container after ion-exchange flow into pickling tank, waste water is by continuous pickling, this process can regenerating resin, reclaim the nickel adsorbing on resin simultaneously, this process is compared to general oxidizing reaction in prior art, simple in structure, processing ease, without adding medicament, realized the efficient recovery of nickel simultaneously, effectively reduced the nickel content in electrolysis wastewater, realized moving back effective processing of nickel liquid.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The structural representation that moves back nickel liquid retrieving arrangement that Fig. 1 provides for the utility model;
Fig. 2 is the arrangement schematic diagram of ozonizer of exposing to the sun in Fig. 1.
Embodiment
The utility model discloses a kind of nickel liquid retrieving arrangement that moves back, realized decoating liquid is effectively processed.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out to clear, complete description, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Based on embodiment of the present utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1, the structural representation that moves back nickel liquid retrieving arrangement that Fig. 1 provides for the utility model.
The utility model provides a kind of nickel liquid retrieving arrangement that moves back, comprise the water leg 3 that moves back nickel liquid for splendid attire, the rear pipeline of water leg 3 is linked with removes the resin container that moves back nickel ion in nickel liquid, between water leg 3 and resin container, be provided with lift pump 4, on resin container, be provided with the return line that is communicated to water leg.The nickel liquid that moves back through moving back after nickel is processed in electroplating process is transported in water leg 3, by lift pump 4, the nickel liquid that moves back in water leg is pumped to resin container, move back nickel liquid in resin container through ion exchange technique, the nickel ion in nickel liquid is moved back in absorption, waste water after ion-exchange is back to water leg through the return line of resin container, by looping of this process, until move back nickel ion in nickel liquid in water leg, be fully absorbed.
After resin container, be also provided with pickling tank 9, the rear pipeline of pickling tank 9 is connected with medicine and washes pump 8, and medicine is washed the liquid outlet access resin container of pump 8.Wait the nickel ion in moving back nickel liquid, through resin container, fully carry out after ion-exchange, close lift pump 4, open medicine and wash pump 8, waste water in resin container after ion-exchange flow into pickling tank 9, waste water is by continuous pickling, this process can regenerating resin, reclaim the nickel adsorbing on resin simultaneously, said process is compared to general oxidizing reaction in prior art, simple in structure, processing ease, without adding medicament, realized the efficient recovery of nickel simultaneously, effectively reduced the nickel content in electrolysis wastewater, realized moving back effective processing of nickel liquid.
In the utility model one specific embodiment, after resin container, be also provided with and the parallel caustic treater 10 of arranging of pickling tank 9, liquid outlet Yu Yaoxibeng 8 UNICOMs of caustic treater 10.By medicine, washing pump 8 pumps to the waste water in resin container after ion-exchange in pickling tank 9, to carry out pickling, after resin in waste water and metallic nickel are recovered, it is acid that waste water in resin container is, by caustic treater 10 and the parallel layout of pickling tank 9, all by medicine, wash pump 8 and pump waste water, now by switching medicine, wash the valve of pump 8, medicine is washed pump 8 waste water in resin container is pumped in caustic treater 10, in and the acidity of waste water, thereby make waste water in potential of hydrogen, reach emission standard.
As shown in Figure 2, Fig. 2 is the arrangement schematic diagram of ozonizer of exposing to the sun in Fig. 1.
In the utility model one specific embodiment, also comprise ozonizer 1, the ozonizer 2 that exposes to the sun of ozonizer 1 extend into the trench bottom of water leg 3.Because electrolytic solution has been used in treating processes, move back nickel powder and move back nickel, by pass into ozone in water leg 3, utilize ozone oxidation to move back the coloring matter of the chemical such as reserve salt in nickel liquid, thiocyanate ion, the ozonizer 2 that exposes to the sun of ozonizer 1 is stretched into the trench bottom of water leg 3, make ozone and move back nickel liquid and fully contact, aeration agitation, by to moving back the observation of nickel liquid color, when moving back the color of nickel liquid, to be green be that proved response is complete, moving back nickel liquid waste water and can enter following process operation through oxidation.The ozonizer 2 that exposes to the sun stretches into the bottom of water leg 3, and the end of the ozonizer 2 that exposes to the sun arranges a plurality of escape pipes, guarantees that ozone fully contacts with moving back nickel liquid, to moving back the abundant catalytic oxidation of the compositions such as reserve salt in nickel liquid.
In the utility model one specific embodiment, between resin container and lift pump 4, be also provided with the sandfiltration pot 5 that the suspended substance to moving back in nickel liquid filters.Moving back nickel liquid is directly drained in water leg 3 and reacts, wherein doped with in electrolytic process or move back impurity or the suspended substance producing in nickel process, by set up sandfiltration pot 5 before resin container, by lift pump 4, the waste water in water leg 3 is pumped to before resin container, suspended substance in 5 pairs of waste water of sandfiltration pot or impurity etc. carry out preclearing, avoid the impact on resin container such as suspended substance in waste water or impurity, extend the regeneration period of resin container, improve stability in following process process.
In the utility model one specific embodiment, resin container comprises one-level resin container 6 and the second resin tank 7 of arranged in series, and return line is arranged on second resin tank 7.In order further to improve the thoroughness that oxidation retreats the ion-exchange of nickel liquid waste water in resin container, thereby can at utmost reclaim the valuable metal nickel moving back in nickel liquid waste water, two-stage resin tank is set and to moving back nickel liquid waste water, carries out sufficient ion-exchange, with the nickel of realizing moving back in nickel liquid waste water, carry out efficient recovery.The return line of nickel liquid waste water on second resin tank 7 that move back through ion-exchange flows back into water leg 3, thereby form the channel circulation structure being formed by water leg 3, sandfiltration pot 6 and resin container, by the lasting water supply of lift pump 4, making to move back nickel liquid is filtering and ion-exchange repeatedly, fully realize the recovery to metallic nickel, further improve the thoroughness that the nickel moving back in nickel liquid waste water is reclaimed.
In the utility model one specific embodiment, between the fluid inlet of pickling tank 9 and sandfiltration pot 5, be provided with the medicine that is communicated with the two and wash pipeline 11.In water leg 3, move back nickel liquid waste water after the circulation of resin container, metallic nickel in it is stayed in resin container by resin ion exchange technique, the medicine that is now communicated with sandfiltration pot 5 and pickling tank 9 by arranging is washed pipeline 11, the feed flow of 4 pairs of resin containers of pump stops pumping, opening medicine washes after pump 8, waste water in resin container oppositely flows in pickling tank 9 through sandfiltration pot 5, carry out pickling work, in resin container, wastewater streams goes out in process through sandfiltration pot 5 filtrations, further improve the clarity of inputting waste water in pickling tank, the security that improves equipment.
In the utility model one specific embodiment, on second resin tank 7, also offer the second outlet pipeline.By the second outlet pipeline is set on second resin tank 7, can to the waste water in resin container, sample by the second outlet pipeline, analyze the ion-exchange effect of waste water in it, or pickling, alkali cleaning effect, or by second other wastewater disposal basins of outlet pipeline UNICOM, realize machining the discharge of rear waste water.
In the utility model one specific embodiment, the pH value that configures sour water in pickling tank is controlled between 2.5-3.5.
In the utility model one specific embodiment, the pH value that configures buck in caustic treater is controlled between 10.5-11.5.
In the utility model one specific embodiment, pickling tank 9 and caustic treater 10 are the retort working independently, and wash the valve of pump 8 by switching medicine, move back nickel liquid carry out pickling or alkali cleaning for realization.The fluid pipeline 12 that medicine is washed pump 8 is provided with three fluid arms of UNICOM's sandfiltration pot 5, one-level resin container 6 and second resin tank 7 respectively.Wastewater streams after pickling or alkali cleaning is back to one-level resin container 6 and second resin tank 7, by continuous cycle pickling or alkali cleaning, and the nickel that the interior acquisition of pickling tank 9 is reclaimed, 10 pairs of reacted waste water of caustic treater neutralize.
This case provides moves back nickel liquid retrieving arrangement, utilizes ozonizer can avoid adding chemical agent, has increased greatly the purity of nickel, increases economic efficiency; Meanwhile, ozone oxidation reserve salt (main source that reserve salt is chroma in waste water).Utilize ion exchange resin, farthest adsorb valuable metal nickel.Then utilize pickling process, caustic wash process regenerating resin, this technological process not only can regenerating resin, can also reclaim the nickel adsorbing on resin, when reducing running cost, create economic benefit, through above-mentioned, to moving back the treatment process of nickel liquid, finally make draining colourity, move back the compositions such as reserve salt in nickel liquid and reduce and make to discharge water and reach emission standard, effluent quality is excellent simultaneously.
In this specification sheets, each embodiment adopts the mode of going forward one by one to describe, and each embodiment stresses is the difference with other embodiment, between each embodiment identical similar part mutually referring to.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the utility model.To the multiple modification of these embodiment, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. one kind is moved back nickel liquid retrieving arrangement, it is characterized in that, comprise the water leg (3) that moves back nickel liquid for splendid attire, pipeline is linked with the resin container that moves back nickel ion in nickel liquid described in removal after described water leg (3), between described water leg (3) and described resin container, be provided with lift pump (4), on described resin container, be provided with the return line that is communicated to described water leg (3);
After described resin container, be also provided with pickling tank (9), after described pickling tank (9), pipeline is connected with medicine and washes pump (8), and the liquid outlet that described medicine is washed pump (8) accesses described resin container.
2. the nickel liquid retrieving arrangement that moves back according to claim 1, it is characterized in that, after described resin container, be also provided with and the parallel caustic treater (10) of arranging of described pickling tank (9), the liquid outlet of described caustic treater (10) and described medicine are washed pump (8) UNICOM.
3. the nickel liquid retrieving arrangement that moves back according to claim 1, is characterized in that, also comprise ozonizer (1), the ozonizer that exposes to the sun (2) of described ozonizer (1) extend into the trench bottom of described water leg (3).
4. the nickel liquid retrieving arrangement that moves back according to claim 1, is characterized in that, is also provided with the sandfiltration pot (5) that the described suspended substance moving back in nickel liquid is filtered between described resin container and described lift pump (4).
5. the nickel liquid retrieving arrangement that moves back according to claim 4, is characterized in that, described resin container comprises one-level resin container (6) and the second resin tank (7) of arranged in series, and described return line is arranged on described second resin tank (7).
6. the nickel liquid retrieving arrangement that moves back according to claim 5, is characterized in that, is provided with the medicine that is communicated with the two and washes pipeline (11) between the fluid inlet of described pickling tank (9) and described sandfiltration pot (5).
7. the nickel liquid retrieving arrangement that moves back according to claim 5, is characterized in that, on described second resin tank (7), also offers the second outlet pipeline.
8. the nickel liquid retrieving arrangement that moves back according to claim 1, is characterized in that, in described pickling tank (9), the pH value of configuration sour water is controlled between 2.5-3.5.
9. the nickel liquid retrieving arrangement that moves back according to claim 2, is characterized in that, in described caustic treater (10), the pH value of configuration buck is controlled between 10.5-11.5.
10. the nickel liquid retrieving arrangement that moves back according to claim 6, it is characterized in that, the fluid pipeline (12) that described medicine is washed pump (8) is provided with three fluid arms of sandfiltration pot (5) described in UNICOM respectively, described one-level resin container (6) and described second resin tank (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420378646.9U CN203959966U (en) | 2014-07-09 | 2014-07-09 | Move back nickel liquid retrieving arrangement |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420378646.9U CN203959966U (en) | 2014-07-09 | 2014-07-09 | Move back nickel liquid retrieving arrangement |
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| CN203959966U true CN203959966U (en) | 2014-11-26 |
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| CN201420378646.9U Active CN203959966U (en) | 2014-07-09 | 2014-07-09 | Move back nickel liquid retrieving arrangement |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104817213A (en) * | 2015-04-15 | 2015-08-05 | 上海晶宇环境工程有限公司 | Heavy metal wastewater treatment process in electroplating and special device thereof |
| CN104829000A (en) * | 2015-04-20 | 2015-08-12 | 侨健新能源科技（苏州）有限公司 | Chemical waste water recovery device |
| CN106086421A (en) * | 2016-08-08 | 2016-11-09 | 陈灏康 | A kind of nickel-containing waste water nickel reclaimer and recovery method |
| WO2019037421A1 (en) * | 2017-08-24 | 2019-02-28 | 南京大学 | Selective separation and comprehensive recovery method for nickel in alkali chemical nickel waste water |
| CN110180861A (en) * | 2019-04-28 | 2019-08-30 | 周丹丹 | A kind of clean preparation method of the useless packaging metal bucket of recycling |
| CN110512212A (en) * | 2019-08-26 | 2019-11-29 | 惠州市安泰普表面处理科技有限公司 | Hanger strips nickel coating method and decoating liquid |
-
2014
- 2014-07-09 CN CN201420378646.9U patent/CN203959966U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104817213A (en) * | 2015-04-15 | 2015-08-05 | 上海晶宇环境工程有限公司 | Heavy metal wastewater treatment process in electroplating and special device thereof |
| CN104829000A (en) * | 2015-04-20 | 2015-08-12 | 侨健新能源科技（苏州）有限公司 | Chemical waste water recovery device |
| CN106086421A (en) * | 2016-08-08 | 2016-11-09 | 陈灏康 | A kind of nickel-containing waste water nickel reclaimer and recovery method |
| WO2019037421A1 (en) * | 2017-08-24 | 2019-02-28 | 南京大学 | Selective separation and comprehensive recovery method for nickel in alkali chemical nickel waste water |
| CN110180861A (en) * | 2019-04-28 | 2019-08-30 | 周丹丹 | A kind of clean preparation method of the useless packaging metal bucket of recycling |
| CN110180861B (en) * | 2019-04-28 | 2021-07-09 | 周丹丹 | Clean production method for recycling waste packaging iron drum |
| CN110512212A (en) * | 2019-08-26 | 2019-11-29 | 惠州市安泰普表面处理科技有限公司 | Hanger strips nickel coating method and decoating liquid |
| CN110512212B (en) * | 2019-08-26 | 2022-01-04 | 惠州市安泰普表面处理科技有限公司 | Method for removing nickel coating of hanger and stripping liquid |
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