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CN222454765U - System for producing copper methionine - Google Patents

System for producing copper methionine Download PDF

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Publication number
CN222454765U
CN222454765U CN202421108862.1U CN202421108862U CN222454765U CN 222454765 U CN222454765 U CN 222454765U CN 202421108862 U CN202421108862 U CN 202421108862U CN 222454765 U CN222454765 U CN 222454765U
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China
Prior art keywords
copper
waste liquid
containing waste
methionine
producing
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CN202421108862.1U
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Chinese (zh)
Inventor
章俊
林泽宇
戚勇
颜力康
洪慧怡
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Huizhou TCL Environment Technology Co Ltd
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Huizhou TCL Environment Technology Co Ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/20Recycling

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Abstract

The utility model relates to the technical field of wastewater treatment, in particular to a system for producing methionine copper chelate, which comprises a copper-containing waste liquid pretreatment device, a filter, a reaction device, a turnover discharging suction filtration device, a filtrate collecting tank, a copper precipitation tank, a filter press and a drying device which are sequentially connected, wherein the drying device is connected with the turnover discharging suction filtration device, the copper-containing waste liquid pretreatment device is further provided with a copper-containing waste liquid feeding pipe for receiving copper-containing waste liquid, and the reaction device is provided with a raw and auxiliary material feeding hole for receiving raw and auxiliary materials. The utility model realizes the recycling of resources and reduces the cost and increases the efficiency for production.

Description

System for producing copper methionine
Technical Field
The utility model relates to the technical field of wastewater treatment, in particular to a system for producing copper methionine chelate.
Background
With the rapid development of the PCB industry, the generated etching waste liquid is regarded as a treasure by the hazardous waste industry, and valuable metal substances such as copper and derived products thereof can be extracted from the etching waste liquid and can be applied to various fields such as catalysts, electroplating materials, wood preservatives, feed additives and the like. At present, copper salt products are taken as feed additives to be used for chelating heads in the market, and the demand of the cultivation industry is increased.
The methionine copper chelate as a novel organic feed additive can not destroy various nutrient components in the feed, has low antagonism with other nutrient substances in the gastrointestinal tract of animals, can not catalyze the oxidation reaction of grease in the feed, and can simultaneously meet the requirements of animals on copper salt and methionine.
In the prior art, methionine and a copper source are generally reacted according to a certain adding proportion, and pH is regulated by alkali liquor (sodium carbonate or sodium hydroxide or potassium hydroxide) to prepare a methionine copper chelate, wherein the copper source is usually a soluble copper source (copper sulfate, copper nitrate, copper chloride and the like) and a indissoluble copper source (copper hydroxide, basic copper carbonate and basic copper chloride) or a mixture of the soluble copper source and the indissoluble copper source. However, the method can have the problems of low product yield, low product purity, large amount of inorganic salt wastewater and the like.
The method for preparing the methionine copper chelate by taking the indissoluble copper salt as a copper source is as in China patent CN 115724778A, and takes copper hydroxide as a copper source and soluble copper source as a catalyst to prepare the methionine copper chelate. There is chinese patent CN1995015A, which regulates pH by using a copper-containing etching waste liquid of a hydrochloric acid system to prepare a copper methionine chelate, and as a result, although the copper content and methionine content of the product are guaranteed, the synthesis of the copper methionine chelate is affected by higher TDS in the copper-containing waste liquid, wherein the product viscosity is too high due to doping of basic copper chloride or copper hydroxide, crushing and sieving treatment are required after drying, and subsequently produced inorganic salt waste water cannot be recycled, thus generating a larger treatment cost.
Disclosure of utility model
In order to overcome the defects and shortcomings in the prior art, the utility model aims to provide a system for producing copper methionine chelate, which realizes the recycling of resources and reduces the cost and increases the efficiency for production.
In order to achieve the aim, the technical scheme adopted by the utility model is that the system for producing methionine copper comprises a copper-containing waste liquid pretreatment device, a filter, a reaction device, a turnover discharging suction filtration device, a filtrate collecting tank, a copper precipitation tank, a filter press and a drying device, wherein the copper-containing waste liquid pretreatment device, the filter, the reaction device, the turnover discharging suction filtration device, the filtrate collecting tank, the copper precipitation tank and the filter press are sequentially connected, and the drying device is connected with the turnover discharging suction filtration device;
The copper-containing waste liquid pretreatment device is further provided with a copper-containing waste liquid feeding pipe for receiving copper-containing waste liquid, and the reaction device is provided with a raw and auxiliary material feeding port for receiving raw and auxiliary materials.
In some embodiments, the copper-containing waste liquid pretreatment device is also provided with a impurity removing agent feeding port, a reflux port, an overflow port and an evacuation port, and/or
The copper-containing waste liquid pretreatment device is also internally provided with a first stirring unit and/or
The top of the copper-containing waste liquid pretreatment device is connected with a first waste gas collecting pipe.
In some embodiments, the filter is a bag filter.
In some embodiments, the overturn discharging suction filtration device comprises a suction filtration tank, and filter cloth is arranged in the suction filtration tank.
In some embodiments, a second stirring unit is also arranged in the reaction device, and/or
The top of the reaction device is connected with a second waste gas collecting pipe.
In some embodiments, the reaction device is provided with a heating device for heating the material in the reaction device and a temperature detection sensor for detecting the temperature of the material in the reaction device.
In some embodiments, the heating device comprises a jacket provided with a steam inlet for introducing steam to heat the material in the reaction device and a steam condensate outlet for discharging condensate in the jacket.
In some embodiments, a compressed air supply pipe and a tap water supply pipe are connected to the discharge port of the reaction device.
In some embodiments, the system further comprises a copper sludge collection table arranged at a discharge port of the filter press and used for collecting copper sludge discharged by the filter press.
In some embodiments, the copper-containing waste liquid pretreatment device is further provided with a mother liquor feed pipe, and the filtrate collecting tank is connected with the copper-containing waste liquid pretreatment device through the mother liquor feed pipe so as to recycle filtrate in the filtrate collecting tank to the copper-containing waste liquid pretreatment device.
Compared with the prior art, the utility model has the following advantages:
The method comprises the steps of removing impurities and diluting copper-containing waste liquid in a pretreatment device, filtering the copper-containing waste liquid by a filter to remove residues to obtain pretreated copper-containing waste liquid, feeding methionine and copper-containing waste liquid according to the amounts of substances in a reaction device, uniformly mixing the materials, producing methionine copper chelate under certain reaction conditions, washing products and separating solid from liquid by a turnover discharging and suction filtering device after the reaction, judging whether the mother liquor and the washing liquor generated by the suction filtering reaction are recycled according to the TDS concentration of the mother liquor, and directly feeding the filtrate after the copper precipitation treatment to a biochemical tank to supplement nitrogen sources for microorganisms, wherein the recycling of the mother liquor reduces the wastewater treatment cost, and really reduces the cost and increases the efficiency of enterprises.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings that are required to be used in the description of the embodiments will be briefly described below.
Fig. 1 is a schematic structural diagram provided in an embodiment of the present application.
Fig. 2 is a schematic process flow diagram according to an embodiment of the present application.
FIG. 3 is an infrared spectrum of a product prepared according to an embodiment of the present application.
The device comprises a pretreatment device for copper-containing waste liquid, a filter, a reaction device, a turnover discharging suction filtration device, a drying device, a filtrate collecting tank, a copper precipitation tank, a filter press, a copper sludge collecting table and a copper sludge collecting table, wherein the pretreatment device is 1.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. It will be apparent that the described embodiments are only some, but not all, embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
In the present application, "and/or" describes an association relationship of an association object, which means that there may be three relationships, for example, A and/or B, and that there is A alone, while there is A and B, and there is B alone. Wherein A, B may be singular or plural.
In the present application, "at least one" means one or more, and "a plurality" means two or more. "at least one", "at least one" or the like refer to any combination of these items, including any combination of single item(s) or plural items(s). For example, "at least one (a), b or c)", or "at least one (a, b and c)", may each represent a, b, c, a +b, a+c, b+c, or a+b+c, where a, b, c may be single or multiple, respectively.
Referring to fig. 1 and 2, the embodiment provides a system for producing copper methionine, further, the system is a system for producing copper methionine by an aqueous method, and comprises a copper-containing waste liquid pretreatment device 1, a filter 2, a reaction device 3, a turnover discharging suction filtration device 4, a filtrate collecting tank 6, a copper precipitation tank 7, a filter press 8, and a drying device 5, wherein the drying device 5 is connected with the turnover discharging suction filtration device 4, the copper-containing waste liquid pretreatment device 1 is further provided with a copper-containing waste liquid feeding pipe for receiving copper-containing waste liquid, and the reaction device 3 is provided with a raw and auxiliary material feeding port for receiving raw and auxiliary materials.
It is understood that the copper-containing waste liquid pretreated by the copper-containing waste liquid pretreatment device 1 enters the reaction device 3 from the copper-containing waste liquid pretreatment device 1, methionine enters the reaction device 3 through the raw and auxiliary material feed inlet, and the copper-containing waste liquid and methionine are fully mixed and reacted in the reaction device 3.
Optionally, the purity of the methionine is more than 99%, the reaction of the copper-containing waste liquid and the methionine is carried out in an environment with the temperature of 70-90 ℃ and the pH value of 4.5-5.5, and the reaction time is 1-2 h.
Optionally, the copper-containing waste liquid comprises at least one of copper nitrate, copper chloride and copper sulfate.
Optionally, the feeding ratio of the methionine to the copper-containing waste liquid is n (methionine): n (Cu 2+) =2:1, and the mass ratio of the pretreated copper-containing waste liquid to the methionine is (12-15): 1.
It can be understood that the overturning discharging suction filtration device 4 realizes solid-liquid separation of products and mother liquor and cleaning of the products in the suction filtration tank, the mother liquor and the cleaning liquor generated by suction filtration are judged to be recycled according to the TDF concentration of the mother liquor, when the TDS is less than or equal to 500ppt, the mother liquor is recycled into the copper-containing waste liquid pretreatment device 1, when the TDS is more than 500ppt, the mother liquor enters the copper precipitation tank for copper precipitation treatment, the recycling of the mother liquor reduces the wastewater treatment cost, and the open-flow filtrate can be directly sent to a biochemical tank for supplementing nitrogen sources for microorganisms after copper precipitation treatment, so that the cost reduction and synergy are truly realized for enterprises.
Optionally, the copper precipitation step is performed in the copper precipitation tank 7 under an environment with a pH of 5-6.
Optionally, the filter press 8 performs solid-liquid separation on the mixture of copper sludge and water generated by the copper precipitation tank 7, the generated filtrate can be directly subjected to biochemical treatment, and methionine in the filtrate can be used as a nitrogen source of microorganisms.
In some embodiments, the copper-containing waste liquid pretreatment device 1 is further provided with a impurity removing agent feeding port, a reflux port, an overflow port and an emptying port, and/or a first stirring unit is further arranged in the copper-containing waste liquid pretreatment device 1, and/or a first waste gas collecting pipe is connected to the top of the copper-containing waste liquid pretreatment device 1.
In some embodiments, the filter 2 is a bag filter.
In some embodiments, the overturn unloading suction filtration device 4 comprises a suction filtration tank, and filter cloth is arranged in the suction filtration tank.
Optionally, the mother solution can be subjected to impurity removal, the method for removing the impurities of the mother solution can be oxidation, chemical precipitation, filtration and the like, and in the oxidation impurity removal, the oxidant can be chemical agents such as hydrogen peroxide, potassium permanganate and the like.
In some embodiments, a second stirring unit is further arranged in the reaction device 3, and/or a second exhaust gas collecting pipe is connected to the top of the reaction device 3.
In some embodiments, the reaction device 3 is provided with a heating device for heating the material in the reaction device 3 and a temperature detection sensor for detecting the temperature of the material in the reaction device 3.
In some embodiments, the heating device comprises a jacket provided with a steam inlet for introducing steam to heat the material in the reaction device 3 and a steam condensate outlet for discharging condensate in the jacket.
In some embodiments, a compressed air supply pipe and a tap water supply pipe are connected to the discharge port of the reaction device 3.
In some embodiments, the system further comprises a copper sludge collection table 9 disposed at a discharge port of the filter press 8, for collecting copper sludge discharged by the filter press 8.
In some embodiments, the copper-containing waste liquid pretreatment device 1 is further provided with a mother liquor feed pipe, and the filtrate collecting tank 6 is connected with the copper-containing waste liquid pretreatment device 1 through the mother liquor feed pipe, so as to recycle the filtrate in the filtrate collecting tank 6 to the copper-containing waste liquid pretreatment device 1.
Optionally, the system further comprises a tap water supply pipe, a stirring unit, a valve assembly, a material transferring pump group and the like. Those skilled in the art can add according to actual needs, and the present application is not particularly limited.
The copper methionine chelate is produced by adopting the embodiment, the product is blue-violet powder, particles are soft and uniform (70 mesh oversize product is less than 20%), copper content is more than or equal to 17%, methionine content is more than or equal to 78%, national standard is met, and product yield can reach more than 96%. The infrared spectrum of the product is shown in figure 3, and the Fourier infrared spectrum result is consistent with that in the previous literature, so that the purity of the produced copper methionine chelate can be judged to be higher. The utility model realizes the recycling of resources, really realizes cost reduction and synergy for enterprises, and is suitable for industrialization.
The photoelectric device and the display device provided by the embodiment of the application are described in detail above. Specific examples are set forth herein to illustrate the principles and embodiments of the present application and are provided to aid in the understanding of the present application. Meanwhile, as those skilled in the art will have variations in the specific embodiments and application scope in light of the ideas of the present application, the present description should not be construed as limiting the present application.

Claims (10)

1. The system for producing copper methionine is characterized by comprising a copper-containing waste liquid pretreatment device, a filter, a reaction device, a turnover discharging and suction filtering device, a filtrate collecting tank, a copper precipitation tank and a filter press which are connected in sequence, and further comprising a drying device, wherein the drying device is connected with the turnover discharging and suction filtering device;
The copper-containing waste liquid pretreatment device is further provided with a copper-containing waste liquid feeding pipe for receiving copper-containing waste liquid, and the reaction device is provided with a raw and auxiliary material feeding port for receiving raw and auxiliary materials.
2. The system for producing methionine copper according to claim 1, wherein the copper-containing waste liquid pretreatment apparatus is further provided with a feed port, a return port, an overflow port and an evacuation port for a impurity removing agent, and/or
The copper-containing waste liquid pretreatment device is also internally provided with a first stirring unit and/or
The top of the copper-containing waste liquid pretreatment device is connected with a first waste gas collecting pipe.
3. The system for producing copper methionine according to claim 1, wherein the filter is a bag filter.
4. The system for producing copper methionine according to claim 1, wherein the turnover discharging suction filtration apparatus comprises a suction filtration tank, and a filter cloth is provided in the suction filtration tank.
5. The system for producing copper methionine according to claim 1, wherein the reaction apparatus is further provided with a second stirring unit, and/or
The top of the reaction device is connected with a second waste gas collecting pipe.
6. The system for producing copper methionine according to claim 1, wherein the reaction apparatus is provided with a heating means for heating the material in the reaction apparatus and a temperature detecting sensor for detecting the temperature of the material in the reaction apparatus.
7. The system for producing copper methionine according to claim 6, wherein the heating means comprises a jacket provided with a steam inlet for introducing steam to heat the material in the reaction means and a steam condensate outlet for discharging condensate in the jacket.
8. The system for producing copper methionine according to claim 1, wherein the discharge port of the reaction apparatus is connected with a compressed air supply pipe and a tap water supply pipe.
9. The system for producing copper methionine according to claim 1, further comprising a copper sludge collecting table provided at the discharge port of the filter press for collecting the copper sludge discharged from the filter press.
10. The system for producing methionine copper according to claim 1, wherein the copper-containing waste liquid pretreatment apparatus is further provided with a mother liquor feed pipe, and the filtrate collection tank is connected to the copper-containing waste liquid pretreatment apparatus through the mother liquor feed pipe, so that the filtrate in the filtrate collection tank is recycled to the copper-containing waste liquid pretreatment apparatus.
CN202421108862.1U 2024-05-20 2024-05-20 System for producing copper methionine Active CN222454765U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202421108862.1U CN222454765U (en) 2024-05-20 2024-05-20 System for producing copper methionine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202421108862.1U CN222454765U (en) 2024-05-20 2024-05-20 System for producing copper methionine

Publications (1)

Publication Number Publication Date
CN222454765U true CN222454765U (en) 2025-02-11

Family

ID=94447016

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202421108862.1U Active CN222454765U (en) 2024-05-20 2024-05-20 System for producing copper methionine

Country Status (1)

Country Link
CN (1) CN222454765U (en)

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