CN217972619U - System for utilize acid iron-containing waste water preparation iron oxide red pigment - Google Patents
System for utilize acid iron-containing waste water preparation iron oxide red pigment Download PDFInfo
- Publication number
- CN217972619U CN217972619U CN202221152204.3U CN202221152204U CN217972619U CN 217972619 U CN217972619 U CN 217972619U CN 202221152204 U CN202221152204 U CN 202221152204U CN 217972619 U CN217972619 U CN 217972619U
- Authority
- CN
- China
- Prior art keywords
- red pigment
- oxide red
- iron oxide
- equipment
- iron
- 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.)
- Active
Links
Images
Landscapes
- Compounds Of Iron (AREA)
Abstract
The utility model discloses a system for utilize acid iron content waste water preparation iron oxide red pigment, including chemical reaction canal, multi-functional reaction tank and iron oxide red pigment production system, iron oxide red pigment production system includes dewatering equipment, washing equipment, drying equipment, roasting equipment, superfine grinding equipment and equipment for packing, be equipped with the drop bank on the chemical reaction canal, chemical reaction canal end is equipped with the precipitate collecting region, and multi-functional reaction tank is equipped with microorganism and adheres to the filler zone, multi-functional reaction tank bottom is equipped with the precipitate collecting region, multi-functional reaction tank top is equipped with the clear water collecting region. The utility model belongs to the technical field of industrial wastewater treatment and material production, in particular to a system for preparing iron oxide red pigment by using wastewater through the action of microorganisms and chemical catalysis, and avoiding the damage of the ecological environment caused by acidic iron-containing wastewater.
Description
Technical Field
The utility model belongs to the technical field of industrial wastewater treatment and material production, specifically indicate a system for utilize acid iron-containing waste water preparation iron oxide red pigment.
Background
The acidic iron-containing wastewater is acidic solution generated by exposing waste rock, tailings or sulfide minerals contained in mines to oxygen, water and microorganisms (mainly thiobacillus thiooxidans, thiobacillus ferrooxidans and the like), and has low pH value and Fe content 2+ And SO 4 2- High concentration, large discharge, long duration, wide pollution area, wide influence area and the like. Especially, the abandoned mine has the problems of unmanned management and waste water overflow, which causes serious pollution to surrounding soil, surface water and underground water, leads to withering of plants and damages to ecological environment.
The treatment method of the acidic iron-containing wastewater comprises a neutralization method, a sulfide precipitation method, a chemical oxidation method, an artificial wetland method, an electrochemical method, a microbiological method, an ecological method and the like, and the treatment process mainly adopted at present is 'neutralization-coagulation-precipitation', a large amount of alkali and coagulant are required to be added in the treatment process, a large amount of sludge is generated, the operation and management are complex, the treatment cost is high, and the method is not widely applied. In addition, although the artificial wetland and the ecological treatment method have good treatment effect, the problems of difficult sludge collection, easy blockage and the like exist.
The iron oxide red pigment is a red or deep red inorganic pigment, and the main component is Fe 2 O 3 Has the characteristics of strong coloring capability, high temperature resistance, alkali resistance, fine particles and the like,the colorant is widely applied in the fields of buildings, coatings and the like, is a common colorant, and has the annual use amount of more than 100 ten thousand tons. The existing production methods of iron oxide red are divided into a dry method and a wet method, wherein the dry method mainly takes hematite, sulfuric acid cinder, copperas, iron oxide yellow, iron oxide black and the like as raw materials and prepares the iron oxide red through reaction and calcination, and the wet method comprises a sulfate method, a nitrate method, a mixed acid method, an ammonia method, a basic iron carbonate method and the like. The traditional iron oxide red pigment has complex production process, needs a large amount of chemical agents, has higher production cost, and can generate waste water or waste gas in the production process to cause secondary pollution.
SUMMERY OF THE UTILITY MODEL
Aiming at the situation and overcoming the defects of the prior art, the utility model provides the problems of the prior treatment technology of the acidic iron-containing wastewater and the production process of the iron oxide red pigment, and the invention uses the microorganism and the chemical catalysis to react Fe in the wastewater 2+ Oxidation to Fe 3+ Thereafter, fe (OH) of high purity is isolated 3 The method can realize effective treatment in the acidic iron-containing wastewater, avoid ecological environment damage caused by the acidic iron-containing wastewater, and simultaneously produce the iron oxide red pigment without secondary pollution in the production process.
In order to realize the above functions, the utility model discloses the technical scheme who takes as follows: the system for preparing the iron oxide red pigment by utilizing the acidic iron-containing wastewater comprises a chemical reaction channel, a multifunctional reaction tank and an iron oxide red pigment production system, wherein the iron oxide red pigment production system comprises dehydration equipment, washing equipment, drying equipment, roasting equipment, superfine grinding equipment and packaging equipment.
Furthermore, a water drop sill is arranged on the chemical reaction channel, and a sediment collecting region is arranged at the tail end of the chemical reaction channel.
Further, the multifunctional reaction tank is provided with a microorganism attached packing area, the bottom of the multifunctional reaction tank is provided with a precipitate collecting area, and the top of the multifunctional reaction tank is provided with a clear water collecting area for discharging and treating the wastewater up to the standard.
Furthermore, the width of the chemical reaction channel is 0.2-0.8m, the depth of the chemical reaction channel is 0.3-1.5m, and the height of the drop sill is more than 8cm.
Further, the total height of the multifunctional reaction tank is more than 4.0m, and the height of the microorganism attached packing area is 0.8-3.0m.
Adopt above-mentioned structure the utility model discloses the beneficial effect who gains as follows: the method uses the microorganism and chemical catalysis to remove Fe in the wastewater 2+ Oxidation to Fe 3+ Thereafter, fe (OH) of high purity is isolated 3 The method can realize effective treatment in the acidic iron-containing wastewater, avoid ecological environment damage caused by the acidic iron-containing wastewater, and simultaneously produce the iron oxide red pigment without secondary pollution in the production process.
Drawings
Fig. 1 is a structural flow chart of a system for preparing iron oxide red pigment by using acidic iron-containing wastewater.
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the principles of the invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1, the utility model provides an utilize system of acid iron-containing waste water preparation iron oxide red pigment, including the chemical reaction canal, multi-functional reaction tank and iron oxide red pigment production system, iron oxide red pigment production system includes dewatering equipment, washing equipment, drying equipment, roasting equipment, superfine grinding equipment and equipment for packing, is equipped with the drop bank on the chemical reaction canal, and the chemical reaction canal end is equipped with the precipitate collecting region, and the multi-functional reaction tank is equipped with microorganism and adheres to the filler region, and the multi-functional reaction tank bottom is equipped with the precipitate collecting region, and the multi-functional reaction tank top is equipped with the clear water collecting region.
During the specific use, build chemical reaction canal and collect waste water, the width is 0.3m, and the degree of depth is 0.6m, length 35m, waste water quality: setting a drop sill on the chemical reaction channel with the pH of 6.61, the total iron of 14.53mg/L and the SS of 60mg/L, wherein the height of the drop sill is more than 10cm, and adding porous artificial carbonate filler with the particle size of 5cm into the chemical reaction channel every 6 months to obtain Fe (OH) 3 The sediment and the wastewater which does not completely react enter a multifunctional reaction tank for reaction, the total height of the multifunctional reaction tank is more than 4.0m, a microorganism attached filler area adopts fixed spherical filler, the diameter of the filler is 10cm, the height of the microorganism attached filler area is 1.5m, the hydraulic retention time is 1.5d, ferrous oxide bacillus is inoculated in the reaction process, and the inoculation amount is 0.5mg dry mass/m 3 Filling to obtain Fe (OH) 3 After precipitation, the resulting Fe (OH) was collected 3 Precipitate, pre-dehydrated during the collection process, and dehydrated Fe (OH) 3 Washing, drying, roasting and superfine grinding are sequentially carried out to obtain the iron oxide red pigment, a natural drying mode is adopted in a pre-dehydration mode when precipitates are collected, 0.1% of lauryl sodium sulfate is added during washing, washing water flows back to a chemical reaction channel to be treated, the drying temperature is 95 ℃, the drying time is 8 hours, the roasting temperature is 600 ℃, the roasting time is 4.5 hours in the fourth step, and the particle size of the iron oxide red pigment is less than 35 mu m.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.
Claims (5)
1. The system for preparing the iron oxide red pigment by utilizing the acidic iron-containing wastewater is characterized in that: the production system comprises a chemical reaction channel, a multifunctional reaction tank and an iron oxide red pigment production system, wherein the iron oxide red pigment production system comprises dehydration equipment, washing equipment, drying equipment, roasting equipment, superfine grinding equipment and packaging equipment.
2. The system for preparing the iron oxide red pigment by utilizing the acidic iron-containing wastewater according to claim 1, wherein: and a water drop sill is arranged on the chemical reaction channel, and a sediment collecting region is arranged at the tail end of the chemical reaction channel.
3. The system for preparing the iron oxide red pigment by using the acidic iron-containing wastewater according to claim 2, wherein the iron oxide red pigment comprises the following components in percentage by weight: the multifunctional reaction tank is provided with a microorganism attached packing area, the bottom of the multifunctional reaction tank is provided with a precipitate collecting area, and the top of the multifunctional reaction tank is provided with a clear water collecting area.
4. The system for preparing the iron oxide red pigment by utilizing the acidic iron-containing wastewater according to claim 3, characterized in that: the width of the chemical reaction channel is 0.2-0.8m, the depth is 0.3-1.5m, and the height of the drop sill is more than 8cm.
5. The system for preparing the iron oxide red pigment by utilizing the acidic iron-containing wastewater according to claim 4, is characterized in that: the total height of the multifunctional reaction tank is more than 4.0m, and the height of the microorganism attached packing area is 0.8-3.0m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221152204.3U CN217972619U (en) | 2022-05-13 | 2022-05-13 | System for utilize acid iron-containing waste water preparation iron oxide red pigment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221152204.3U CN217972619U (en) | 2022-05-13 | 2022-05-13 | System for utilize acid iron-containing waste water preparation iron oxide red pigment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217972619U true CN217972619U (en) | 2022-12-06 |
Family
ID=84266269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221152204.3U Active CN217972619U (en) | 2022-05-13 | 2022-05-13 | System for utilize acid iron-containing waste water preparation iron oxide red pigment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217972619U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114988483A (en) * | 2022-05-13 | 2022-09-02 | 贵州明俊雅正生态环境科技有限公司 | System and method for preparing iron oxide red pigment by using acidic iron-containing wastewater |
-
2022
- 2022-05-13 CN CN202221152204.3U patent/CN217972619U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114988483A (en) * | 2022-05-13 | 2022-09-02 | 贵州明俊雅正生态环境科技有限公司 | System and method for preparing iron oxide red pigment by using acidic iron-containing wastewater |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| He et al. | Hazard-free treatment and resource utilisation of electrolytic manganese residue: A review | |
| CN109987639B (en) | Method for dealkalizing aluminum-reinforced red mud and separating and recovering aluminum and iron | |
| CN102614620B (en) | Wet detoxification method of hexavalent chromium contained alkali waste residues | |
| CN107176702A (en) | A kind of sewage water treatment method for strengthening sulphur autotrophic denitrification process synchronous denitrification dephosphorizing | |
| CN105858957A (en) | Method for treating polluted water by utilizing solid waste steel slag | |
| CN107188361A (en) | A kind of method for being sustained vulcanizing agent and preparation method thereof and sustained release vulcanizing agent for purifying heavy metal and arsenic in acid solution | |
| CN103011464B (en) | Treatment method of stibium-containing wastewater | |
| CN101376537A (en) | Method for processing electroplating waste containing Ni2+, Zn2+ and Cr3+ | |
| CN217972619U (en) | System for utilize acid iron-containing waste water preparation iron oxide red pigment | |
| CN102212336A (en) | Method for preparing calcium magnesium carboxylate snow-melting agent by utilizing municipal sludge | |
| CN108913907A (en) | A method of zinc being recycled from ferrous acid zinc resource using calcification baking-ammonia leaching process | |
| CN104370411A (en) | Method for removing heavy metals from industrial wastewater | |
| CN109988902B (en) | Method for dealkalizing iron-reinforced red mud and separating and recovering iron | |
| CN101746836B (en) | Method for preparing iron oxide black pigment by carrying out resourceful treatment on pyrite wastewater | |
| CN101732956A (en) | Process for producing manganese salt by using sulfur-containing smoke gas | |
| CN101746835B (en) | Method for preparing iron oxide yellow pigment by carrying out resourceful treatment on pyrite wastewater | |
| CN204685646U (en) | The treating apparatus of aluminium electroloysis waste lining | |
| CN103964629B (en) | Acidic mine waste water OLWS method | |
| CN103693830A (en) | Process for treating free alkali in red mud by microorganisms | |
| CN109576139B (en) | Method and device for improving magnetism of hematite through biological reduction pretreatment | |
| CN111392922A (en) | Coal washing wastewater and mine wastewater comprehensive treatment system | |
| CN110372041A (en) | A kind of method that titanium gypsum tailing prepares calcium ferrite | |
| CN106007067A (en) | Microbial adsorption, flocculation and collection integrated technology for heavy metal ion wastewater treatment | |
| CN202796087U (en) | Transferring tank for treatment of nuclear waste water | |
| CN113753985B (en) | Method for preparing water treatment agent by utilizing red mud |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |