Production device of earthworm amino acid water-soluble fertilizer

Abstract

The earthworm amino acid water-soluble fertilizer production device comprises an enzymolysis tank, a solid-liquid screener, an ultra-high-speed tubular centrifuge, a first buffer tank, a filter membrane assembly, a second buffer tank, a first concentration membrane assembly, a third buffer tank, a second concentration membrane assembly, a first chelating tank, a second chelating tank, a first dissolving tank, a stirrer, a mixing tank and a plate frame filter, the earthworm amino acid water-soluble fertilizer production device comprises a first dissolving tank, a spray drying tower, a second dissolving tank, an earthworm active protein concentrated solution tank, a heater, an air supply machine, a cyclone separator, an exhaust fan, a solid residue and concentrated solution tank and a bag feeding type packaging machine, and is characterized in that when the earthworm amino acid water-soluble fertilizer production device is used for producing an earthworm amino acid water-soluble fertilizer, lumbrukinase, collagen and active protein are separated out; the earthworm amino acid water-soluble fertilizer is convenient to use, can be used as a leaf fertilizer to be sprayed after being dissolved and diluted, and also can be applied along with watering, so that the manpower is saved.

Description

Technical Field

[0001] The utility model belongs to the field of fertilizers, and in particular relates to a device for producing water-soluble earthworm amino acid fertilizer. Background Art

[0002] Plumbs, also known as earthworms, contain nutrients needed by animals, such as protein, amino acids, vitamins, mineral elements, etc. They can also provide biologically active ingredients such as antioxidant enzymes, thrombolytic enzymes, hemolysins and anti-tumor agents.

[0003] Amino acid water-soluble fertilizer is easily absorbed by crops, has the function of improving disease resistance and crop quality, supplements essential amino acids for plants, stimulates and regulates rapid growth of plants, promotes strong growth of plants, promotes the absorption of nutrients, enhances the metabolic function of plants, improves photosynthesis, promotes the development of plant roots, and accelerates plant growth and reproduction.

[0004] Patent CN201711170203 discloses a liquid fertilizer based on earthworm enzymatic hydrolysis of composite amino acid chelate, characterized in that the earthworms are first cleaned, excreted, spit out mud and freeze-dried to obtain dry earthworms; then the dry earthworms are extracted with anhydrous ethanol and acetone Soxhlet to remove esters and deodorize, crushed and ground to prepare slurry, and then enzymatic hydrolysis to obtain earthworm amino acid solution; finally, the earthworm amino acid solution is used as a chelating agent to chelate iron, zinc, manganese, and copper trace elements, supplemented with a large number of elements required by crops, to obtain a liquid fertilizer based on earthworm enzymatic hydrolysis of composite amino acid chelate. This invention enzymatic hydrolyzes earthworms into amino acid solutions, loses the important substance in earthworms—enzymes, so that earthworms cannot be fully used, and loses the greater application value of earthworms. Summary of the invention

[0005] The invention aims to solve the above technical defects and provide a device for producing earthworm amino acid water-soluble fertilizer which fully utilizes earthworm components.

[0006] In order to achieve the invention purpose of the utility model, the utility model adopts the following technical solutions:

[0007] The utility model discloses a device for producing water-soluble fertilizer of earthworm amino acid, which comprises: an enzymolysis tank, a solid-liquid sifter, an ultra-high-speed tubular centrifuge, a first buffer tank, a filtering membrane assembly, a second buffer tank, a first concentrating membrane assembly, a third buffer tank, a second concentrating membrane assembly, a first chelating tank, a second chelating tank, a first dissolving tank, a stirrer, a mixing tank, a plate-frame filter, a spray drying tower, a second dissolving tank, an earthworm active protein concentrated liquid tank, a heater, a blower, a cyclone separator, an exhaust fan, a solid residue and concentrated liquid tank and a bag-feeding packaging machine, wherein: the enzyme The liquid outlet of the solution tank is connected to the liquid inlet of the solid-liquid screener through a one-way valve and a pump in turn, the liquid outlet of the solid-liquid screener is connected to the liquid inlet of the ultra-high-speed tubular centrifuge through a one-way valve and a pump in turn, the liquid outlet of the ultra-high-speed tubular centrifuge is connected to the liquid inlet of the first buffer tank, the slag of the solid-liquid screener and the slag of the ultra-high-speed tubular centrifuge are respectively sent to the solid slag and concentrated liquid tanks, the first buffer tank and the filter membrane assembly form a first loop, a one-way valve is installed at the liquid return port of the first buffer tank, a one-way valve and a pump are installed at the liquid outlet, and a pressure gauge is installed on the filter membrane assembly. The clear liquid outlet of the filtration membrane assembly is connected to the second buffer tank, and the concentrated liquid circulates in the above-mentioned first loop. When the pressure of the first loop reaches 0.6-0.7MPa, the concentrated liquid in the above-mentioned first loop is connected to the solid residue and concentrated liquid tank through a one-way valve; the second buffer tank and the first concentrated membrane assembly form a second loop, a one-way valve is installed at the liquid return port of the second buffer tank, a one-way valve and a pump are installed at the liquid outlet, a pressure gauge is installed on the first concentrated membrane assembly, and the clear liquid outlet of the first concentrated membrane assembly is connected to the third buffer tank, and the concentrated liquid circulates in the above-mentioned second loop. When the pressure of the second loop reaches 0.6-0.7MPa, the concentrated liquid in the second loop is connected to the lumbrokinase concentrated liquid tank through a one-way valve; the third buffer tank and the second concentrated membrane assembly form a third loop, a one-way valve is installed at the return liquid port of the third buffer tank, a one-way valve and a pump are installed at the liquid outlet, a pressure gauge is installed on the second concentrated membrane assembly, and the clear liquid outlet of the second concentrated membrane assembly is connected to the liquid inlet of the first chelating tank and the second chelating tank respectively through a one-way valve and a pump, and the concentrated liquid circulates in the third loop, and the pressure of the third loop reaches 0.6-0.When the pressure is 7MPa, the concentrated solution in the third loop is connected to the earthworm active protein concentrated solution tank through a one-way valve and a pump; the liquid inlets of the first chelating tank and the second chelating tank are respectively connected to the first dissolving tank and the second dissolving tank, and a stirrer is also installed in the first chelating tank and the second chelating tank. The liquid outlets of the first chelating tank and the second chelating tank are respectively connected to the liquid inlet of the mixing tank through a one-way valve and a pump, and the liquid outlet of the mixing tank is connected to the liquid inlet of the plate-frame filter through a one-way valve and a pump, and the liquid outlet of the plate-frame filter is connected to the liquid inlet of the spray drying tower through a one-way valve and a pump. The spray drying tower is also equipped with a blower, a heater and an electric ejector. The blower, the heater and the liquid inlet of the spray drying tower are connected in sequence. The electric ejector is installed at the liquid inlet of the spray drying tower, and it receives the liquid from the plate-frame filter. The discharge port of the spray drying tower is connected to the bag-feeding packaging machine. The lower part of the spray drying tower is connected to the upper part of the cyclone separator through a pipeline. The upper end of the cyclone separator is equipped with an exhaust fan, and the exhaust gas is discharged into the atmosphere through the exhaust fan. The lower end of the cyclone separator is connected to the bag-feeding packaging machine to obtain the particles of the earthworm amino acid water-soluble fertilizer.

[0008] The utility model discloses a device for producing water-soluble amino acid fertilizer of earthworms, wherein: it also comprises: a heating tank, the heating tank and the inner sleeve of an enzymolysis tank form a water circuit, and the hot water of the heating tank heats the enzymolysis tank.

[0009] The utility model discloses a device for producing water-soluble amino acid fertilizer of earthworms, wherein: it also comprises: a platinum resistance thermometer and a controller, the platinum resistance thermometer is installed in an enzymolysis tank, and the controller is connected with the platinum resistance thermometer through an information line.

[0010] The utility model discloses a device for producing water-soluble amino acid fertilizer of earthworms, wherein the clear liquid outlets of the filtering membrane assembly, the first concentrating membrane assembly and the second concentrating membrane assembly are located at the upper part of the above-mentioned assemblies.

[0011] The utility model discloses a device for producing water-soluble fertilizer of earthworm amino acid, wherein: the filtering membrane component, the first concentrating membrane component and the second concentrating membrane component are all tubular ceramic membranes.

[0012] Compared with the prior art, the advantages of the earthworm amino acid water-soluble fertilizer production device of the utility model are as follows:

[0013] 1) The membrane elements in the filtration membrane assembly and the concentration membrane assembly of the utility model adopt tubular ceramic membranes. Ceramic membranes belong to inorganic membranes. The pore size of the ceramic membranes is uniform and the molecular weight is relatively consistent, so that the molecular weight of the product is relatively consistent and the purity is high. Second, the ceramic membrane is not easy to be fouled and blocked, and the efficiency is high; third, the ceramic membrane has a long service life and low cost; fourth, the ceramic membrane has a high pressure resistance and a fast filtration speed;

[0014] 2) The utility model adopts an enzymatic hydrolysis tank to hydrolyze earthworms. Compared with hydrolysis, the production process equipment can reduce the processing volume by 50%, greatly reduce the production time, workload and production cost, save water and reduce the amount of sewage treatment.

[0015] 3) The utility model separates lumbrokinase, collagen and active protein while producing earthworm amino acid water-soluble fertilizer in the device, so that the equipment has higher utilization value and more advanced technology.

[0016] 4) In the earthworm amino acid water-soluble fertilizer of the utility model, the earthworm amino acid is a natural chelating agent with a high chelation rate and stable chelate, which can improve the antagonism between nutrients, facilitate crop absorption, improve the utilization rate of nutrients, promote crop growth and development, increase production and income, and improve quality.

[0017] 5) The earthworm amino acid water-soluble fertilizer of the utility model is easy to use. After being dissolved and diluted, it can be sprayed as foliar fertilizer or fertilized with watering, thus saving manpower.

[0018] 6) The utility model can produce two kinds of earthworm amino acid water-soluble fertilizers, liquid and solid. After filtering through a plate and frame, the liquid earthworm amino acid water-soluble fertilizer is directly packaged, and then sent to a spray drying tower for spray drying to obtain solid earthworm amino acid water-soluble fertilizer.

[0019] 7) The amino acid of the earthworm of the utility model undergoes a chelation reaction with its salt at room temperature to form an amino acid salt of the earthworm, thereby saving energy. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 The utility model is a schematic diagram of a device for producing water-soluble amino acid fertilizer of earthworms.

[0021] exist Figure 1In the figure, number 1 is a heating tank; number 2 is an enzymolysis tank; number 3 is a controller; number 4 is a platinum resistance thermometer; number 5 is a solid-liquid sifter; number 6 is an ultra-high-speed tubular centrifuge; number 7 is a first buffer tank; number 8 is a filtration membrane assembly; number 9 is a second buffer tank; number 10 is a first concentration membrane assembly; number 11 is a third buffer tank; number 12 is a second concentration membrane assembly; number 13 is a first chelating tank; number 14 is a second chelating tank; number 15 is a dissolution tank; number 16 is a stirrer; number 17 is Mixing tank; No. 18 is a plate and frame filter; No. 19 is a spray drying tower; No. 20 is a second dissolution tank; No. 21 is a one-way valve; No. 22 is a pump; No. 23 is a pressure gauge; No. 24 is a lumbrokinase concentrate tank; No. 25 is a lumbar active protein concentrate tank; No. 26 is an inner sleeve; No. 27 is an electric ejector; No. 28 is a heater; No. 29 is an air blower; No. 30 is a cyclone separator; No. 31 is an exhaust fan; No. 32 is a bag-feeding packaging machine; No. 33 is a solid residue and concentrated liquid tank. DETAILED DESCRIPTION

[0022] like Figure 1 As shown, the production device of earthworm amino acid water-soluble fertilizer of the utility model comprises: an enzymatic hydrolysis tank 2, a solid-liquid screener 5, an ultra-high-speed tubular centrifuge 6, a first buffer tank 7, a filtering membrane assembly 8, a second buffer tank 9, a first concentrating membrane assembly 10, a third buffer tank 11, a second concentrating membrane assembly 12, a first chelating tank 13, a second chelating tank 14, a first dissolving tank 15, an agitator 16, a mixing tank 17, a plate and frame filter 18, a spray drying tower 19, a second dissolving tank 20, an earthworm active protein concentrate tank 25, a heater 28, a blower 29, a cyclone separator 30, an exhaust fan 31, a solid residue and concentrate tank 33 and a bag-feeding packaging machine 32.

[0023] The liquid outlet of the enzymolysis tank 2 is connected to the liquid inlet of the solid-liquid screener 5 through the one-way valve 21 and the pump 22 in turn, and the liquid outlet of the solid-liquid screener 5 is connected to the liquid inlet of the ultra-high-speed tubular centrifuge 6 through the one-way valve 21 and the pump 22 in turn, and the liquid outlet of the ultra-high-speed tubular centrifuge 6 is connected to the liquid inlet of the first buffer tank 7. The slag of the solid-liquid screener 5 and the slag of the ultra-high-speed tubular centrifuge 6 are respectively sent to the solid slag and concentrated liquid tank 33. The first buffer tank 7 and the filter membrane assembly 8 form In the first circuit, a one-way valve 21 is installed at the liquid return port of the first buffer tank 7, a one-way valve 21 and a pump 22 are installed at the liquid outlet, a pressure gauge 23 is installed on the filter membrane assembly 8, and the clear liquid outlet of the filter membrane assembly 8 is connected to the second buffer tank 9. The concentrated liquid circulates in the above-mentioned first circuit. When the pressure of the first circuit reaches 0.6-0.7MPa, the concentrated liquid in the above-mentioned first circuit is connected to the solid residue and concentrated liquid tank 33 through the one-way valve 21; the second buffer tank 9 is connected to the first concentrated membrane assembly 10 forms a second loop, a one-way valve 21 is installed at the liquid return port of the second buffer tank 9, a one-way valve 21 and a pump 22 are installed at the liquid outlet, a pressure gauge 23 is installed on the first concentrating membrane assembly 10, the clear liquid outlet of the first concentrating membrane assembly 10 is connected to the third buffer tank 11, the concentrated liquid circulates in the above-mentioned second loop, and when the pressure of the second loop reaches 0.6-0.7MPa, the concentrated liquid in the above-mentioned second loop is connected to the lumbrokinase concentrated liquid tank 24 through the one-way valve 21; the third buffer tank 11 and the second concentrating membrane assembly 12 form a third loop, a one-way valve 21 is installed at the liquid return port of the third buffer tank 11, a one-way valve 21 and a pump 22 are installed at the liquid outlet, a pressure gauge 23 is installed on the second concentrating membrane assembly 12, the clear liquid outlet of the second concentrating membrane assembly 12 is connected to the liquid inlet of the first chelating tank 13 and the second chelating tank 14 through the one-way valve 21 and the pump 22 respectively, the concentrated liquid circulates in the above-mentioned third loop, and the pressure of the third loop reaches 0.6-0.When the pressure is 7MPa, the concentrated solution in the third loop is connected to the earthworm active protein concentrated solution tank 25 through a one-way valve 21 and a pump 22; the liquid inlets of the first chelating tank 13 and the second chelating tank 14 are respectively connected to the first dissolving tank 15 and the second dissolving tank 20, and a stirrer 16 is also installed in the first chelating tank 13 and the second chelating tank 14. The liquid outlets of the first chelating tank 13 and the second chelating tank 14 are respectively connected to the liquid inlet of the mixing tank 17 through a one-way valve 21 and a pump 22, and the liquid outlet of the mixing tank 17 is connected to the liquid inlet of the plate-frame filter 18 through a one-way valve 21 and a pump 22, and the liquid outlet of the plate-frame filter 18 is connected to the liquid inlet of the spray drying tower 19 through a one-way valve 21 and a pump 22. The liquid inlet of the spray drying tower 19 is connected, and an air blower 29, a heater 28 and an electric ejector 27 are also installed on the spray drying tower 19. The air blower 29, the heater 28 and the liquid inlet of the spray drying tower 19 are connected in sequence. The electric ejector 27 is installed at the liquid inlet of the spray drying tower 19, and it receives the liquid from the plate and frame filter 18; the discharge port of the spray drying tower 19 is connected to the bag packaging machine 32, the lower part of the spray drying tower 19 is connected to the upper part of the cyclone separator 30 through a pipeline, the upper end of the cyclone separator 30 is equipped with an exhaust fan 31, and the exhaust gas is discharged into the atmosphere through the exhaust fan 31. The lower end of the cyclone separator 30 is connected to the bag packaging machine 32 to obtain particles of earthworm amino acid water-soluble fertilizer. The utility model of the earthworm amino acid water-soluble fertilizer production device also includes: a heating tank 1, a platinum resistance thermometer 4 and a controller 3. The heating tank 1 and the inner sleeve 26 of the enzymolysis tank 2 form a water circuit. The hot water of the heating tank 1 heats the enzymolysis tank 2. The platinum resistance thermometer 4 is installed in the enzymolysis tank 2. The controller 3 is connected to the platinum resistance thermometer 4 through an information line. The clear liquid outlets of the filter membrane assembly 8, the first concentration membrane assembly 10 and the second concentration membrane assembly 12 are located at the upper part of the above-mentioned assemblies. The filter membrane assembly 8, the first concentration membrane assembly 10 and the second concentration membrane assembly 12 are all tubular ceramic membranes. .

[0024] The slag of the solid-liquid screener 5 is at the upper part of the solid-liquid screener 5. The residue of the ultra-high-speed tubular centrifuge 6 adheres to the drum wall of the ultra-high-speed tubular centrifuge. When discharging the slag, turn off the centrifuge, open the centrifuge body wall, take out the drum, use a special shovel to scrape the residue from the drum wall, and then install the drum back.

[0025] The first chelating tank 13 and the second chelating tank 14 can chelate water-soluble fertilizers of different pH values ​​and different materials, and after chelation, the fertilizers are sent to the mixing tank 17 for mixing and stirring to obtain the earthworm amino acid water-soluble fertilizer.

[0026] The present embodiment is realized in the following manner: the thawed earthworm and an enzymolysis aid such as white sugar are mixed and loaded into an enzymolysis tank 2, the weight ratio of the earthworm to the enzymolysis aid being 20:1, the earthworm is heated by the inner sleeve 26 of the inner wall of the heating tank 1 and the enzymolysis tank 2, and the temperature in the enzymolysis tank 2 is controlled to be 26-32° C. by the controller 3. At this temperature, the earthworm's own enzyme can be used to lyse the autologous cells, release the characteristics of the protein and perform enzymolysis with the assistance of the enzymolysis aid. After the earthworm is completely enzymolyzed into an enzymolysis solution, the outlet one-way valve 21 below the enzymolysis tank 2 is opened, and the enzymolysis solution enters the solid-liquid screening machine 5 under the action of the pump 22. Solid-liquid separation is carried out. Under the action of vibration, the earthworm skin is sent to the solid residue and concentrated liquid tank 33 from above the sieve plate in the solid-liquid screening machine 5. The enzymatic hydrolyzate passes through the sieve holes and peristaltic pump in the solid-liquid screening machine 5 and is sent to the ultra-high-speed tubular centrifuge 6 from the inlet for solid-liquid separation. Under the action of the rotating force, the solid adheres to the drum wall in the ultra-high-speed tubular centrifuge 6. After cleaning, it is combined with the earthworm skin collected in the solid-liquid screening machine 5 and the concentrated liquid remaining in the first buffer tank 7, sent to the solid residue and concentrated liquid tank 33, and then sent to the collagen production process for collagen extraction; the clear liquid separated by the ultra-high-speed tubular centrifuge 6 flows out from the clear liquid outlet , enters the first buffer tank 7, and is sent to the 60KD ceramic tubular membrane in the filter membrane assembly 8 through the pump 22 and the inlet of the filter membrane assembly 8 for filtration. The concentrate flowing out of the concentrate outlet of the filter membrane assembly 8 passes through the one-way valve 21 and the pump 22, returns to the first buffer tank 7, mixes with the original solution in the first buffer tank 7, and enters the filter membrane assembly 8 again for repeated filtration. When the pressure of the pressure gauge reaches 0.6MPa, the filtration is stopped, and the remaining concentrate in the first buffer tank 7 is combined with the solid residue removed from the ultra-high-speed tubular centrifuge 6 and the earthworm skin in the solid-liquid screening machine 5 and sent to the solid residue and concentrated liquid tank 33; the clear liquid after filtration The clear liquid flows out through the outlet of the filtration membrane assembly 8, enters the second buffer tank 9, and is sent to the first concentration membrane assembly 10 through a one-way valve and a pump 22. The concentrated liquid flowing out of the concentrated liquid outlet of the first concentration membrane assembly 10 returns to the second buffer tank 9 through a one-way valve 21, where it is mixed with the stock liquid and continues to be concentrated. When the pressure on the pressure gauge reaches 0.6MPa, the concentration is stopped, and the concentrated liquid of the second buffer tank 9 is sent to the lumbrokinase concentrated liquid tank 24, and then sent to the lumbrokinase process to produce lumbrokinase; the clear liquid flowing out of the clear liquid outlet of the first concentration membrane assembly 10 passes through the third buffer tank 11 and the pump 22 into the second concentration membrane assembly 12. When the pressure gauge reaches 0.When the pressure is 6MPa, the concentration is stopped and the earth dragon active protein is sent to the earth dragon active protein concentration tank 25, and then sent to the earth dragon active protein production process to produce earth dragon active protein; the clear liquid flowing out of the clear liquid outlet of the second concentrating membrane assembly 12, that is, the earth dragon amino acid liquid is respectively sent to the first chelating tank 13 and the second chelating tank 14 through the one-way valve 21 and the valve 22, the first chelating tank 13 and the second chelating tank 14 are respectively equipped with a stirrer 16, and each is connected to a first dissolving tank 15 and a second dissolving tank 20, and the first dissolving tank 15 and the second dissolving tank 20 are also equipped with a stirrer; the pH of the earth dragon amino acid liquid in the first chelating tank 13 is adjusted to 7.5 with 1mol / LHSO4 or NaOH, and the pH of the earth dragon amino acid liquid in the second chelating tank 14 is adjusted to 5mol / L sulfuric acid. 4.5, in the second dissolving tank 20 connected to the second chelating tank 14, the calculated antioxidants, such as sodium pyrosulfite, anti-precipitation agents, such as EDTA disodium salt, and ferrous sulfate, manganese sulfate are added with appropriate amount of water in sequence, stirred and dissolved, and then sent to the 2# chelating tank 14 which has started stirring through the one-way valve 21 and the pump 22. Under the stirring condition, the earth dragon amino acid and the ferrous sulfate and manganese sulfate undergo chelation reaction to generate earth dragon amino acid chelated iron and earth dragon amino acid chelated manganese. After 4 hours, the reaction is completed, the stirring is stopped, and the one-way valve 21 and the pump 22 are opened to make it flow into the mixing tank 17; in the first dissolving tank 15 connected to the first chelating tank 13, the calculated calcium nitrate, magnesium sulfate, zinc sulfate, sodium selenate are added with appropriate amount of water in sequence, stirred and dissolved, and then sent to the 2# chelating tank 14 which has started stirring through the one-way valve 21 and the pump 22. The valve 21 is placed in the first chelating tank 13 which has been started to stir. Under stirring conditions, the amino acids of the earth dragon react with calcium nitrate, magnesium sulfate, zinc sulfate and sodium selenate to generate earth dragon amino acid chelate calcium, earth dragon amino acid chelate magnesium, earth dragon amino acid chelate zinc and earth dragon amino acid chelate selenium respectively. After 4 hours, the reaction is completed, stirring is stopped, the valve is opened to allow it to flow into the mixing tank 17, stirring is started to mix all the earth dragon amino acid chelate liquid evenly, and then stirring is stopped to allow the evenly mixed amino acid chelate liquid to pass through the one-way valve 21, the pump 22 and the plate-frame filter 18 into the storage tank of the electric injector 27. The electric injector 27 disperses the earth dragon amino acid chelate liquid into droplets and sprays them into the spray drying tower 19. At the same time, the air blower 29 delivers air to the mixing tank 17. Enter the heater 28, so that the temperature of the air rises to 150-180℃, forming a hot air flow and also sent to the spray drying tower 19. The hot air flow quickly evaporates the water in the droplets to form earthworm amino acid chelate particles. Driven by the hot air flow, the earthworm amino acid chelate particles enter the cyclone separator 30 tangentially and perform a rotating motion. The dried earthworm amino acid chelate has a large inertial centrifugal force, hits the wall of the cyclone separator 30 and settles. The hot air flow rotates and rises, and is discharged under the action of the exhaust fan 31; the settled earthworm amino acid chelate flows into the guide port of the bag-feeding packaging machine 32, and is automatically bagged, weighed, and sealed. All programs of the bag-feeding packaging machine 32 are controlled by PLC, which is a commercially available automatic packaging machine. .

[0027] It is particularly pointed out that if it is transported over short distances to reduce costs, it can be directly filled after the plate and frame filter 18 through the one-way valve 21 and the pump 22 to form a liquid earthworm amino acid chelated water-soluble fertilizer.

[0028] The above-described embodiments are merely descriptions of the preferred implementation methods of the present invention, and are not intended to limit the scope of the present invention. Without departing from the design spirit of the present invention, ordinary technicians in this field may make various modifications and improvements to the technical solutions of the present invention, which shall all fall within the scope of protection determined by the claims of the present invention.

Claims

1. A device for producing a water-soluble amino acid fertilizer of earthworms, comprising: An enzymatic hydrolysis tank (2), a solid-liquid sifter (5), an ultra-high-speed tubular centrifuge (6), a first buffer tank (7), a filtering membrane assembly (8), a second buffer tank (9), a first concentrating membrane assembly (10), a third buffer tank (11), a second concentrating membrane assembly (12), a first chelating tank (13), a second chelating tank (14), a first dissolving tank (15), an agitator (16), a mixing tank (17), a plate-and-frame filter (18), a spray drying tower (19), a second dissolving tank (20), a lumbar active protein concentrate tank (25), a heater (28), a blower (29), a cyclone separator (30), an exhaust fan (31), a solid residue and concentrate tank (33) and a bag-feeding packaging machine (32), wherein the invention is characterized in that The invention is characterized in that: the liquid outlet of the enzymatic hydrolysis tank (2) is connected to the liquid inlet of the solid-liquid screener (5) through a one-way valve (21) and a pump (22) in sequence; the liquid outlet of the solid-liquid screener (5) is connected to the liquid inlet of the ultra-high-speed tubular centrifuge (6) through a one-way valve (21) and a pump (22) in sequence; the liquid outlet of the ultra-high-speed tubular centrifuge (6) is connected to the liquid inlet of the first buffer tank (7); the slag discharged from the solid-liquid screener (5) and the slag discharged from the ultra-high-speed tubular centrifuge (6) are respectively sent to the solid slag and concentrated liquid tank (33); the first buffer tank (7) and the filter membrane assembly (8) form a first loop; the liquid return port of the first buffer tank (7) is equipped with a one-way valve (21); the liquid outlet is equipped with a one-way valve (21) and a pump (22); the filter membrane assembly (8) is provided with a pressure gauge (23), the clear liquid outlet of the filtering membrane assembly (8) is connected to the second buffer tank (9), the concentrated liquid circulates in the above-mentioned first circuit, and when the pressure of the first circuit reaches 0.6-0.7 MPa, the concentrated liquid in the above-mentioned first circuit is connected to the solid residue and concentrated liquid tank (33) through a one-way valve (21); the second buffer tank (9) and the first concentrating membrane assembly (10) form a second circuit, the return liquid port of the second buffer tank (9) is provided with a one-way valve (21), the liquid outlet is provided with a one-way valve (21) and a pump (22), the first concentrating membrane assembly (10) is provided with a pressure gauge (23), the clear liquid outlet of the first concentrating membrane assembly (10) is connected to the third buffer tank (11), and the concentrated liquid circulates in the above-mentioned second circuit The third circuit is a circuit in which the concentrated liquid in the second circuit is connected to the lumbrokinase concentrated liquid tank (24) through a one-way valve (21) when the pressure in the second circuit reaches 0.6-0.7 MPa; the third buffer tank (11) and the second concentrated membrane assembly (12) form a third circuit, the return liquid port of the third buffer tank (11) is equipped with a one-way valve (21), the liquid outlet is equipped with a one-way valve (21) and a pump (22), the second concentrated membrane assembly (12) is equipped with a pressure gauge (23), the clear liquid outlet of the second concentrated membrane assembly (12) is connected to the liquid inlet of the first chelating tank (13) and the second chelating tank (14) through a one-way valve (21) and a pump (22), respectively, the concentrated liquid circulates in the third circuit, and the pressure in the third circuit reaches 0.6-0.When the pressure is 7MPa, the concentrated liquid in the third loop is connected to the earthworm active protein concentrated liquid tank (25) through a one-way valve (21) and a pump (22); the liquid inlets of the first chelating tank (13) and the second chelating tank (14) are connected to the first dissolving tank (15) and the second dissolving tank (20) respectively, and a stirrer (16) is also installed in the first chelating tank (13) and the second chelating tank (14); the liquid outlets of the first chelating tank (13) and the second chelating tank (14) are connected to the liquid inlet of the mixing tank (17) through a one-way valve (21) and a pump (22), and the liquid outlet of the mixing tank (17) is connected to the liquid inlet of the plate-frame filter (18) through a one-way valve (21) and a pump (22), and the liquid outlet of the plate-frame filter (18) is connected to the spray drying tower (17) through a one-way valve (21) and a pump (22). 9), a blower (29), a heater (28) and an electric ejector (27) are also installed on the spray drying tower (19), the blower (29), the heater (28) and the liquid inlet of the spray drying tower (19) are connected in sequence, the electric ejector (27) is installed at the liquid inlet of the spray drying tower (19), and it receives the liquid from the plate-frame filter (18); the discharge port of the spray drying tower (19) is connected to the bag-feeding packaging machine (32), the lower part of the spray drying tower (19) is connected to the upper part of the cyclone separator (30) through a pipeline, the upper end of the cyclone separator (30) is equipped with an exhaust fan (31), the exhaust gas is discharged into the atmosphere through the exhaust fan (31), and the lower end of the cyclone separator (30) is connected to the bag-feeding packaging machine (32), so as to obtain the particles of the earth dragon amino acid water-soluble fertilizer.

2. The device for producing water-soluble amino acid fertilizer for earthworms as claimed in claim 1, characterized in that: It also includes: a heating tank (1), the heating tank (1) and the inner sleeve (26) of the enzymolysis tank (2) form a water circuit, and the hot water in the heating tank (1) heats the enzymolysis tank (2).

3. The device for producing the earthworm amino acid water-soluble fertilizer according to claim 2, characterized in that: It also includes: a platinum resistance thermometer (4) and a controller (3), wherein the platinum resistance thermometer (4) is installed in the enzymolysis tank (2), and the controller (3) is connected to the platinum resistance thermometer (4) through an information line.

4. The device for producing the earthworm amino acid water-soluble fertilizer according to claim 3, characterized in that: The clear liquid outlets of the filtering membrane assembly (8), the first concentrating membrane assembly (10) and the second concentrating membrane assembly (12) are located at the upper part of the above-mentioned assemblies.

5. The device for producing the earthworm amino acid water-soluble fertilizer according to claim 4, characterized in that: The filtering membrane assembly (8), the first concentrating membrane assembly (10) and the second concentrating membrane assembly (12) are all tubular ceramic membranes.

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