Sleeve type electrophoretic separation reaction device for humic acid raw material

Abstract

The utility model relates to a sleeve type electrophoretic separation reaction device for a humic acid raw material. Comprising a cylindrical reaction shell, an annular diaphragm is arranged in the cylindrical reaction shell, a bottom plate is arranged at the bottom of the annular diaphragm, the interior of the annular diaphragm and the bottom plate form a cathode chamber, and the exterior of the annular diaphragm and the inner wall of the cylindrical reaction shell form an anode chamber; at least an anode part and a humic acid product outlet formed in the bottom of the cylindrical reaction shell are arranged in the anode chamber, a stirring device is arranged in the middle of the cathode chamber and comprises a metal stirring shaft capable of serving as a cathode, and a graphite lubricating metal bearing connected with a negative electrode of a power supply is arranged at the upper part of the metal stirring shaft; a plurality of stirring blades are arranged at the lower part of the metal stirring shaft; the method has the advantages of continuous production, cleanness, high efficiency and resource conservation.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of humic acid production, and specifically relates to a sleeve type electrophoretic separation reaction device for humic acid raw materials. BACKGROUND

[0002] Humic acid raw materials are generally derived from weathered coal, lignite and other natural minerals and plant residues (mainly crop waste), and the content of humic acid in these natural substances is different. The plant residues that do not contain humic acid themselves can be directly used to produce high-content humic acid raw materials, and other humic acid raw materials. If the above-mentioned other humic acid raw materials are directly used for production, the quality of the final product will be affected, and if they are discarded, the raw materials will be wasted. Moreover, as resources are continuously exploited, high-grade humic acid raw materials are becoming increasingly scarce. In order to solve the above technical problems, a large number of chemical and physical methods are used to manufacture "humic acid" in the market, and wet treatment or dry treatment is mostly used. Wet treatment refers to introducing dangerous chemicals such as hydrogen peroxide, ozone and nitric acid as oxidizing agents to separate humic acid raw materials, and dry treatment refers to separating humic acid raw materials through high-temperature oxidation. The above-mentioned wet treatment not only has a slow reaction process, but also uses dangerous chemicals, which poses a threat to the personal safety of on-site operators. In the process of the above-mentioned dry treatment, a large amount of harmful gas is generated, which not only increases the difficulty of subsequent treatment of the harmful gas, but also poses a threat to the personal safety of on-site operators.

[0003] Therefore, it is urgent to find a method that can use low-grade raw materials to clean, efficient and low-cost separate humic acid. CONTENT OF THE UTILITY MODEL

[0004] In order to make up for the above shortcomings, the utility model provides a sleeve type electrophoretic separation reaction device for humic acid raw materials to solve the technical problems existing in the prior art.

[0005] The utility model adopts the technical scheme that:

[0006] A sleeve type electrophoretic separation reaction device for humic acid raw materials, the reaction device comprises a cylindrical reaction shell, an annular diaphragm is arranged in the interior of the cylindrical reaction shell, a bottom plate is arranged at the bottom of the annular diaphragm, the interior of the annular diaphragm and the bottom plate constitute a cathode chamber, the exterior of the annular diaphragm and the inner wall of the cylindrical reaction shell constitute an anode chamber, at least an anode part is arranged in the anode chamber, and a humic acid product outlet is arranged at the bottom of the cylindrical reaction shell, a stirring device is arranged at the middle position of the cathode chamber, the stirring device comprises a metal stirring shaft that can act as a cathode, a graphite lubricating metal bearing is arranged at the upper part of the metal stirring shaft and connected with the negative pole of a power supply, and a plurality of stirring blades are arranged at the lower part of the metal stirring shaft.

[0007] The utility model discloses a beneficial effect is: the utility model discloses utilize the electric field to promote the humic acid anion activated in cathode chamber, through the diaphragm filtration effective removal of insoluble impurities, utilize the characteristics of humic acid alkali solution acid precipitation in the anode chamber acidification precipitation can be very high degree to remove soluble impurities, thereby greatly improve the separation degree of humic acid, and realize the efficient separation of humic acid in humic acid raw material; further, the utility model sets up as the metal stirring shaft of cathode not only can realize the stirring of the material in cathode chamber, still can utilize the electric field to promote the humic acid anion activated in cathode chamber's characteristics, and this structure form is favorable to improve the reaction rate; the utility model discloses can overcome the defects of waste, introduction other raw materials, harmful gas and existing pollution environment in traditional technology, can realize continuous production, and the advantages such as clean and high efficiency, saving resources.

[0008] Preferably, the top of the cathode chamber is provided with a feed inlet and a cathode chamber exhaust port, and the bottom plate of the cathode chamber is provided with a discharge port.

[0009] Preferably, the stirring device further comprises a stirring motor arranged at the top of the cylindrical reaction shell and connected to the top of the metal stirring shaft.

[0010] Preferably, the top of the cathode chamber is further provided with a temperature sensor.

[0011] Preferably, the anode part is arranged near the inner wall of the cylindrical reaction shell, and the top of the anode chamber is provided with a liquid inlet and an anode chamber exhaust port on the corresponding cylindrical reaction shell, and the middle of the anode chamber is provided with a liquid discharge port.

[0012] Preferably, the inside of the humic acid product outlet is connected to a spiral discharge machine with a motor.

[0013] Preferably, the anode part comprises a positive plate connected to a power supply.

[0014] Preferably, the bottom of the cylindrical reaction shell is in the shape of a funnel.

[0015] The utility model discloses a kind of sleeve type electrophoresis separation reaction devices for humic acid raw materials according to the above technical solution, the utility model is provided with cathode chamber and anode chamber, by utilizing electric field to promote the humic acid anion activated in cathode chamber, pass through diaphragm filtration to effectively exclude insoluble impurities, after utilizing the characteristics of humic acid alkali dissolution acid precipitation, acidification precipitation in anode chamber, can remove soluble impurities to a high degree, to greatly improve the separation degree of humic acid, and realize the efficient separation of humic acid in humic acid raw material;High and low grade raw materials can be used, avoid causing waste, while the above-mentioned device in the process of using condition is mild, not introduce other raw materials, not produce harmful gas and reduce the pollution to environment and avoid the characteristics of threat to on-site operator personal safety;Further, the utility model is by setting up as the metal stirring shaft of cathode not only can realize the stirring of material in cathode chamber, also can utilize the characteristics of humic acid anion activated in cathode chamber by electric field, the structural form is favorable to the characteristics of improving reaction rate, further, the utility model can realize the characteristics of continuous production, the electric energy consumed by the utility model directly participates in reaction, with energy utilization rate is high, byproduct can be directly utilized in this industry, to reach the characteristics of saving resources;While the utility model has the advantages of not using dangerous chemicals, not producing harmful gas and reducing the pollution to environment and avoiding the threat to on-site operator personal safety. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or prior art, the following will briefly introduce the drawings needed to be used in embodiment or prior art description, obviously, the drawings in the following description only some embodiments of the utility model, for ordinary skilled person in the art, under the premise of not paying creative labor, can also obtain other drawings according to these drawings.

[0017] Figure 1 It is the structural schematic diagram of the utility model.

[0018] In the drawing: 1, cathode chamber;2, anode chamber;3, metal stirring shaft;4, positive plate;5, stirring motor;6, annular diaphragm;7, spiral discharging machine;8, humic acid product outlet;9, feed inlet;10, liquid inlet;11, discharge port;12, liquid outlet;13, cathode chamber exhaust port;14, anode chamber exhaust port;15, temperature sensor;16, barrel type reaction shell 16;17, stirring blade;18, bottom plate;19, graphite lubricated metal bearing. DETAILED DESCRIPTION

[0019] Clearly, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0020] The following will be described in detail in combination with the drawings of the embodiments of the present application. Figure 1 Further detailed description of the present application, the present application is a kind of humic acid raw material sleeve type electrophoresis separation reaction device, the reaction device includes barrel type reaction shell 16, the inside of the barrel type reaction shell 16 is provided with annular diaphragm 6, the bottom of annular diaphragm 6 is provided with bottom plate 18, the inside of annular diaphragm 6 and bottom plate 18 constitute cathode chamber 1, the outside of annular diaphragm 6 and the inner wall of barrel type reaction shell 16 constitute anode chamber 2, at least anode part and humic acid product outlet 8 arranged at the bottom of barrel type reaction shell 16 are provided in anode chamber 2, stirring device is arranged on the middle position of cathode chamber 1, stirring device includes metal stirring shaft 3 that can be used as cathode, the upper portion of metal stirring shaft 3 is provided with graphite lubricating metal bearing 19 connected with the negative pole of power supply, the lower portion of metal stirring shaft 3 is provided with a plurality of stirring blades 17.The present application is composed of cathode chamber 1 by diaphragm 6 and bottom plate 18, the outside of annular diaphragm 6 and the inner wall of barrel type reaction shell 16 constitute anode chamber 2, and by setting metal stirring shaft 3 as cathode and anode part, create alkaline environment in cathode chamber 1 by using external electric field for activation humic acid, at the same time, humic acid anion migrates to anode, removes insoluble impurities through diaphragm 6, similarly, create acidic environment in anode chamber 2 by using external electric field, humic acid anion becomes humic acid again under the acidic environment of anode chamber 2 and flocculation precipitate, and is discharged as humic acid product through humic acid product outlet 8 at the bottom of anode chamber, and excludes soluble impurities, so as to realize the high separation of humic acid;In the above process, metal stirring shaft 3 is used as cathode, which not only can realize stirring and accelerate reaction efficiency, but also can be used as cathode;In addition, anode chamber 2 forms flocculation precipitate, which is settled to the bottom of barrel type reaction shell 16 by using gravity, so as to achieve the characteristics of convenient collection;The above process has the characteristics of not using dangerous chemicals, not producing harmful gas, reducing environmental pollution and avoiding the threat to the personal safety of on-site operators, and can realize continuous production and high separation degree.

[0021] Further, the top of the cathode chamber 1 is provided with a feeding port 9 and a cathode chamber exhaust port 13, and the bottom plate 18 of the cathode chamber 1 is provided with a discharge port 11. The humic acid raw material enters through the feeding port 9, the cathode chamber 1 reduces hydrogen ions into hydrogen gas through the cathode part, promotes the ionization of humic acid anions, and releases hydrogen ions; the hydrogen gas produced in the above process can be discharged through the cathode chamber exhaust port 13; and the waste liquid in the above reaction process is discharged through the discharge port 11.

[0022] Further, the stirring device further comprises a stirring motor 5 arranged at the top of the barrel-shaped reaction shell 16 and connected with the top of the metal stirring shaft 3. The above arrangement can realize back mixing of the material and improve the reaction rate.

[0023] Further, the top of the cathode chamber 1 is provided with a temperature sensor 15. The temperature sensor 15 can realize real-time monitoring of the temperature to ensure stable operation of the entire device.

[0024] Further, the position close to the inner wall of the barrel-shaped reaction shell 16 is provided with an anode part, the top of the anode chamber 2 is provided with a liquid inlet port 10 and an anode chamber exhaust port 14 on the corresponding barrel-shaped reaction shell 16, and the middle part of the anode chamber 2 is provided with a liquid discharge port 12. The anode chamber 2 oxidizes hydroxyl ions into oxygen and water through the anode part, promotes the ionization of hydrogen ions, and at the same time, the hydrogen ions combine with humic acid anions driven by the electric field to produce humic acid precipitate, so as to remove soluble impurities; the flocculation precipitate produced in the reaction process is a humic acid product, which can be discharged through the humic acid product outlet 8.

[0025] Further, the inner side of the humic acid product outlet 8 is connected with a spiral discharging machine 7 with a motor.

[0026] Further, the anode part comprises a positive plate 4 connected with a power supply.

[0027] Further, the bottom of the barrel-shaped reaction shell 16 is in a funnel shape. The above arrangement can realize automatic entry of humic acid precipitate into the bottom, so as to improve the yield.

[0028] The specific working process of the utility model is as follows: humic acid raw material slurry enters cathode chamber 1 from feed inlet 9, the material is continuously stirred under the joint action of stirring motor 5 and stirring blade 17 in cathode chamber 1, water is injected from liquid inlet 10 to keep the liquid level of anode chamber 2, metal stirring shaft 3 is connected with the negative pole of power supply through graphite lubricated metal bearing 19, positive pole piece 4 is connected with the positive pole of power supply, it is suggested that a small amount of strong alkali is added in cathode chamber 1 for the first time to initiate the reaction to improve the efficiency (as the standard of a small amount of humic acid dissolution), it is suggested that the voltage is approximately 10V / cm voltage difference, because the molecular weight of humic acid in raw material is different, the selected voltage is also different, the voltage can be increased for large molecular weight, and vice versa for small molecular weight; hydrogen ion is reduced and converted into hydrogen on metal stirring shaft 3, and is discharged from cathode chamber exhaust port 13, this process will promote the ionization of humic acid molecules to hydrogen ion, thereby releasing humic acid anion, and under the action of electric field, humic acid anion is pushed to move to the positive pole, and passes through diaphragm 6 (according to relevant standards, ceramic filter membrane with aperture < 50 μm is selected as diaphragm, so that insoluble substances cannot penetrate), hydroxyl ion is oxidized into oxygen and water on positive pole piece 4, and the gas is discharged through anode chamber exhaust port 14, this process will make the ionized hydrogen ion of water accumulate, and combine with the migrated humic acid anion to become humic acid, and the humic acid precipitates in acidic environment, and is discharged from humic acid product outlet 8 by bottom screw discharge machine 7. The discharge is solid content about 2-3% swelling humic acid mud product, the solid content of raw material is different for different activities, and the higher the activity, the lower the solid content, and the direct drying can obtain humic acid solid with content more than 95%; further, the temperature is monitored by temperature sensor (15), and it is suggested that the temperature is maintained below the boiling point to avoid potential danger and energy waste; it is noted that the material concentration in cathode chamber 1 can be controlled by discharging through discharge port 11 when adjusting the raw material slurry concentration, the pH value in anode chamber 2 can be controlled at 3-4, and the liquid can be discharged through liquid discharge port 12 and diluted and adjusted by injecting water from liquid inlet 10. Because raw material often contains ammonium ion and trace nitrate, a small amount of ammonia gas is also produced in cathode chamber 1 in addition to hydrogen gas, ammonia gas is easy to absorb and used for other fertilizers, and hydrogen gas can be recycled for coal liquefaction or synthesis of ammonia. In addition to oxygen in anode chamber 2, carbon dioxide is also produced from the decomposition of carbonate, and trace hypochlorous acid produced by anode also oxidizes humic acid to produce carbon dioxide, which can be directly discharged or recycled; the acid and alkali produced in the above process can be directly used in the traditional humic acid alkali dissolution and acid precipitation purification process; the above process has the characteristics of not using dangerous chemicals, not producing harmful gas, reducing environmental pollution and avoiding the threat to the personal safety of on-site operators, and can realize the purpose of continuous industrial production.

[0029] The basic principle, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application.

Claims

1. A sleeve type electrophoresis separation reaction device for humic acid raw materials, characterized by: The reaction device comprises a cylindrical reaction shell (16), the inside of the cylindrical reaction shell (16) is provided with an annular diaphragm (6), the bottom of the annular diaphragm (6) is provided with a bottom plate (18), the inside of the annular diaphragm (6) and the bottom plate (18) constitute a cathode chamber (1), the outside of the annular diaphragm (6) and the inner wall of the cylindrical reaction shell (16) constitute an anode chamber (2), At least an anode part is arranged in the anode chamber (2), and a humic acid product outlet (8) is arranged at the bottom of the cylindrical reaction shell (16), A stirring device is arranged at the middle position of the cathode chamber (1), the stirring device comprises a metal stirring shaft (3) which can be used as a cathode, the upper part of the metal stirring shaft (3) is provided with a graphite lubricated metal bearing (19) connected with the negative pole of a power supply, and the lower part of the metal stirring shaft (3) is provided with a plurality of stirring blades (17).

2. A kind of humic acid raw material sleeve type electrophoresis separation reaction device according to claim 1, characterized by: The top of the cathode chamber (1) is provided with a feeding port (9) and a cathode chamber exhaust port (13), and the bottom plate (18) of the cathode chamber (1) is provided with a discharging port (11).

3. A kind of humic acid raw material sleeve type electrophoresis separation reaction device according to claim 1, characterized by: The stirring device further comprises a stirring motor (5) arranged at the top of the cylindrical reaction shell (16) and connected with the top of the metal stirring shaft (3).

4. The electrophoresis separation reaction device for humic acid raw material in a sleeve type according to claim 1, characterized by: The top of the cathode chamber (1) is further provided with a temperature sensor (15).

5. The electrophoresis separation reaction device for humic acid raw material in a sleeve type according to claim 1, characterized by: An anode part is arranged close to the inner wall of the cylindrical reaction shell (16), the top of the anode chamber (2) is correspondingly provided with a liquid feeding port (10) and an anode chamber exhaust port (14) on the cylindrical reaction shell (16), and the middle part of the anode chamber (2) is provided with a liquid discharging port (12).

6. A kind of humic acid raw material sleeve type electrophoresis separation reaction device according to claim 1, characterized by: The inside of the humic acid product outlet (8) is connected with a spiral discharging machine (7) provided with a motor.

7. A kind of humic acid raw material sleeve type electrophoresis separation reaction device according to claim 1 or 5, characterized by: The anode part comprises a positive pole sheet (4) connected with a power supply.

8. The electrophoresis separation reaction device for humic acid raw material in a sleeve type according to claim 1, characterized by: The bottom of the cylindrical reaction shell (16) is in a funnel shape.

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