A columnar enhanced high-voltage electrostatic field generating device and a liquid fermentation tank

Abstract

The present invention discloses a liquid fermentation tank integrating a columnar enhanced high-voltage electrostatic field generating device, comprising a fermentation tank body, a fermentation tank upper cover, a stirring device, a control device and an enhanced high-voltage electrostatic field generating device, the top of the fermentation tank body is connected to the bottom of the upper cover, the stirring device and the enhanced high-voltage electrostatic field generating device are both installed in the fermentation tank body, the control device is installed on the outside of the fermentation tank body, and the control device is connected to the enhanced high-voltage electrostatic field generating device. The present invention realizes the circulation of fermentation liquid in the high-voltage electrostatic field generating device, thereby improving the coverage and uniformity of the electric field treatment of the fermentation liquid, enhancing the influence of the electric field on the fermentation process, helping to inhibit the growth of harmful bacteria, helping to accumulate secondary metabolites of the main fermentation bacteria, and helping to inhibit or promote specific enzymatic release.

Description

Technical Field

[0001] The invention relates to the field of liquid fermentation equipment, and in particular to a columnar enhanced high-voltage electrostatic field generating device and a liquid fermentation tank thereof. Background Art

[0002] High-voltage electrostatic field is an artificial comprehensive effect field. It refers to a high-voltage electric field in which no discharge occurs and no electron flow occurs between a charged electrode and a grounded electrode or between two charged electrodes. It is a steady-state electric field that does not change with time. It has two forms: uniform and non-uniform. Due to its significant electromagnetic biological effects, it has become one of the widely used non-thermal processing methods. At present, it has been applied to breeding, aging, drying, thawing, sterilization, food freezing, preservation and other fields to varying degrees.

[0003] Most microorganisms contain a certain amount of electrolyte components, and appropriate electric field treatment will inevitably affect their life activities. It has been proven that direct current electric field treatment can accelerate the reproduction rate of cells, and the use of electrostatic field to treat protoplasts has a certain stimulating effect on cell division; the effect of high-voltage electrostatic field on catalase was studied, and it was found that under a certain electric field strength, catalase was activated to varying degrees; the external electrostatic field can change the transmembrane potential of biological cell membranes, trigger the activation of enzymes, increase the permeability of cells inside and outside, and affect physiological metabolism. At present, the improvement design of liquid fermentation tanks is mostly focused on foam elimination, ventilation devices, stirring, and insulation.

[0004] The prior art adopts a composite defoaming technology of rake defoaming slurry, multi-layer filter defoaming and stirring blade defoaming in the outer tank body, so that mechanical defoaming is timely and rapid, which solves the loss of fermentation liquid and environmental pollution caused by the overflow of foam in the fermentation tank during the fermentation process; or adopts a microporous ceramic aeration head to make the bubbles small and evenly distributed, effectively increasing the air supply density and solving the problem of uneven oxygen transfer in the fermentation liquid; or adopts a cyclone mixer to replace the traditional stirring device to increase the dissolved oxygen concentration of the fermentation liquid;

[0005] General high-voltage electrostatic field generating devices have many technical difficulties, such as easy discharge, poor corrosion resistance of metal electrodes, limited electrode size, poor uniformity and coverage of the electric field, high requirements for installation in conjunction with fermentation tanks, and a small adjustable range of electric field strength. Summary of the invention

[0006] The purpose of the present invention is to overcome the technical problems of the above prior art such as the small adjustable range of electric field strength, poor uniformity and coverage of electric field treatment, and to provide a columnar enhanced high-voltage electrostatic field generating device and a liquid fermentation tank.

[0007] The object of the present invention is achieved through the following technical solutions: a columnar enhanced high-voltage electrostatic field generating device, comprising a collecting liquid pipe, an electrode cavity, a digital display high-voltage generator, a regulated DC power supply, an electric pump, a flow sensor and a liquid flow controller, wherein the liquid inlet of the collecting liquid pipe is connected to the fermentation tank body, the liquid outlet of the collecting liquid pipe is connected to the liquid inlet end of the electrode cavity, the liquid discharge end of the electrode cavity is connected to the fermentation tank body, the electric pump and the flow sensor probe are installed on the collecting liquid pipe, the electric pump and the flow sensor are both connected to the liquid flow controller, the output end of the regulated DC power supply is connected to the input end of the digital display high-voltage generator, and the output end of the digital display high-voltage generator is connected to the electrode cavity.

[0008] A better choice is that the electrode cavity includes an electrode tube, an electrode rod and an insulating sleeve, the surfaces of the electrode tube and the electrode rod are covered with a layer of edible grade silicone, the insulating sleeve is provided with a first through hole, the mounting ring is fixed in the first through hole, the electrode tube is mounted on the inner wall of the first through hole, the electrode rod is mounted on the mounting ring, and the electrode rod and the electrode tube form a guide hole.

[0009] A better choice is that the electrode tube includes a metal tube, a first insulating silicone layer, a first ultra-high dielectric ceramic tube and a second ultra-high dielectric ceramic tube, the inner wall of the metal tube is connected to the first ultra-high dielectric ceramic tube, the outer wall of the metal tube is connected to the second ultra-high dielectric ceramic tube, the two ends of the metal tube, the first ultra-high dielectric ceramic tube and the second ultra-high dielectric ceramic tube form two first grooves, and the first insulating silicone layer is filled in the first groove.

[0010] A better choice is that the electrode rod includes a third ultra-high dielectric ceramic tube, a metal rod, and an insulating silicone block. The third ultra-high dielectric ceramic tube is provided with a second through hole, the metal rod is installed in the second through hole, the two ends of the metal rod and the third ultra-high dielectric ceramic tube form two second grooves, and the insulating silicone block is installed in the second groove.

[0011] As a more preferred option, the opposing surfaces of the electrode cylinder and the electrode rod are both concave surfaces or flat surfaces that are gradually thinner toward the middle at both ends.

[0012] More preferably, the dielectric constants of the first ultra-high dielectric ceramic tube and the second ultra-high dielectric ceramic tube are 3000-20000.

[0013] A liquid fermentation tank integrating a columnar enhanced high-voltage electrostatic field generating device comprises a fermentation tank body, a fermentation tank upper cover, a stirring device, a control device and an enhanced high-voltage electrostatic field generating device, wherein the top end of the fermentation tank body is connected to the bottom end of the upper cover, the stirring device and the enhanced high-voltage electrostatic field generating device are both installed in the fermentation tank body, the control device is installed on the outside of the fermentation tank body, and the control device is connected to the enhanced high-voltage electrostatic field generating device.

[0014] A better choice includes a collecting liquid tube, an electrode cavity, a digital high-voltage generator, a regulated DC power supply, an electric pump, a flow sensor and a liquid flow controller, wherein the liquid inlet of the collecting liquid tube is connected to the fermentation tank body, the liquid outlet of the collecting liquid tube is connected to the liquid inlet end of the electrode cavity, the liquid discharge end of the electrode cavity is connected to the fermentation tank body, the electric pump and the flow sensor probe are installed on the collecting liquid tube, the electric pump and the flow sensor are both connected to the liquid flow controller, the output end of the regulated DC power supply is connected to the input end of the digital high-voltage generator, and the output end of the digital high-voltage generator is connected to the electrode cavity.

[0015] A better choice is that the control device includes a controller, an overpressure protection valve, a temperature control coil and a temperature-pressure integrated sensor. The controller is installed on the outside of the fermentation tank body, the overpressure protection valve is installed on the upper cover, the temperature-pressure integrated sensor is installed on the inner wall of the fermentation tank body, the temperature control coil is installed on the insulation layer of the fermentation tank body, and the overpressure protection valve, temperature control coil and temperature-pressure integrated sensor are all connected to the controller.

[0016] A better choice is that the stirring device includes an air pump, an air filter, a diverter pipe and a nozzle, the air inlet end of the air pump is connected to the upper cover, the exhaust end of the air pump is connected to the main pipe of the diverter pipe through a third air pipe, the air filter is installed on the third air pipe, and the nozzle is installed on the branch pipe of the diverter pipe.

[0017] The present invention has the following advantages and beneficial effects compared with the prior art:

[0018] 1. The present invention improves the coverage and uniformity of the electric field treatment of the fermentation liquid by realizing the controllable circulation of the fermentation liquid in the high-voltage electrostatic field generating device through a columnar enhanced high-voltage electrostatic field generating device, enhances the effect of the electric field on the fermentation results, helps to accumulate the target secondary metabolites of the main fermentation bacteria, and helps to inhibit or promote specific enzymatic reactions.

[0019] 2. The electrode cavity of the present invention is easy to install and disassemble, and is not limited by the material and size of the fermentation tank. It greatly improves the internal field strength of the material in the electric field, and the adjustable range of the electric field strength is large. It improves the corrosion resistance of the electrode cavity and also plays an insulating role, thereby improving safety performance.

[0020] 3. The present invention improves the constant temperature of the fermentation tank body and reduces energy consumption through the fermentation tank body, the controller, the temperature control coil, and the temperature and pressure integrated sensor. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a structural schematic diagram of a liquid fermentation tank (including an impeller stirring device and an airlift stirring device) integrated with a columnar enhanced high-voltage electrostatic field generating device of the present invention;

[0022] Figure 2 It is a structural schematic diagram of a liquid fermentation tank (including an impeller stirring device) integrated with a columnar enhanced high-voltage electrostatic field generating device of the present invention;

[0023] Figure 3 It is a schematic structural diagram of the electrode cavity of the present invention;

[0024] Figure 4 It is a cross-sectional view of the circular structure at AA of the present invention;

[0025] Figure 5 It is a cross-sectional view of another square structure at AA of the present invention;

[0026] Figure 6 It is a schematic diagram of the structure of the electrode rod and the electrode tube of the present invention;

[0027] The markings of the components in the attached drawings are as follows: 1. fermentation tank cover; 10. first air pipe; 11. manual valve; 12. second air pipe; 13. feed inlet; 2. impeller stirring device; 20. impeller; 21. rotating shaft; 22. mounting frame; 23. shaft seal; 24. motor; 25. supporting bearing; 26. sealing block; 3. fermentation tank body; 30. insulation layer; 31. vent hole; 32. test port; 33. observation window; 34. sealing ring; 35. discharge port; 36. shock absorbing part; 37. frame; 4. air lift stirring device; 40. gas storage tank; 41. vacuum pump; 42. air filter; 43. third air pipe; 44. shunt pipe; 45. branch pipe; 46. sealing pad; 47. nozzle; 48. fourth air pipe; 5. control device; 50. Controller; 51. Integrated temperature and pressure sensor; 52. Temperature control coil; 53- Overpressure protection valve; 6. Columnar enhanced high-voltage electrostatic field generating device; 60. Electrode cavity; 601. Electrode rod; 602. Electrode tube; 603. Insulating sleeve; 604. Insulating silicone layer; 605. First ultra-high dielectric ceramic tube; 606. Second ultra-high dielectric ceramic tube; 607. Third ultra-high dielectric ceramic tube; 608. Metal rod; 609. Metal tube; 610. Food-grade silicone layer; 611. Insulating silicone block; 612. Flow guide hole; 61. Electric pump; 62. Collecting liquid tube; 63. Liquid flow controller; 64. Flow sensor; 65. Digital high-voltage generator; 66. Stabilized DC power supply; 67. Liquid filter. DETAILED DESCRIPTION

[0028] The purpose of the present invention is further described in detail below with reference to the accompanying drawings and specific examples. The examples cannot be described one by one here, but the implementation methods of the present invention are not therefore limited to the following examples.

[0029] Ultra-high dielectric constant material: material with K≥3000; high dielectric constant material: material with 100≤K<3000; medium dielectric constant material: material with 20≤K<100; low dielectric constant material: material with K<20; K is the dielectric constant.

[0030] like Figure 1 As shown, a liquid fermentation tank using a columnar enhanced high-voltage electrostatic field generator 6 comprises a fermentation tank body 3, a fermentation tank cover 1, a stirring device, a control device 5 and a columnar enhanced high-voltage electrostatic field generator 6. The top of the fermentation tank body 3 is connected to the bottom of the fermentation tank cover 1 through a sealing ring 34. The stirring device and the columnar enhanced high-voltage electrostatic field generator 6 are both installed in the fermentation tank body 3. The control device 5 is installed on the outside of the fermentation tank body 3, and the control device 5 is connected to the columnar enhanced high-voltage electrostatic field generator 6. A frame 37 is installed at the bottom of the fermentation tank body 3, and a shock absorbing part 36 is provided at the bottom of the frame 37 to increase the stability of the equipment.

[0031] The fermentation tank body 3 includes a temperature control coil 52 and an insulation layer 30, and the temperature control coil 52 is installed inside the insulation layer 30 (near the inner cavity of the fermentation tank body 3). The insulation layer 30 is a high-efficiency insulation material, which can be polyurethane foam or ceramic fiber, etc., to improve the constant temperature of the fermentation tank body and reduce energy consumption; the fermentation tank body 3 is provided with a vent 31, a test port 32, a discharge port 35 and an observation window 33; the feed port 13, the vent 31, the test port 32, and the discharge port 35 are all provided with a sealing cover or valve to ensure the sealing state of the tank body and avoid bacterial contamination; the test port 32 is used to test pH, dissolved oxygen and temperature; the observation window 33 is used for operators to observe the fermentation situation inside the fermentation tank; the discharge port 35 is used to discharge the fermentation liquid.

[0032] The fermentation tank cover 1 is provided with a first air pipe 10, a second air pipe 12 and a feed port 13. The first air pipe 10 and the feed port 13 are both equipped with a manual valve 11, and the second air pipe 12 is equipped with an overpressure protection valve. The first air pipe 10 is used for circulating gas communication, the second air pipe 12 is used to adjust the air pressure inside the fermentation tank, and the feed port 13 is used for feeding.

[0033] A device for generating an enhanced high-voltage electrostatic field comprises a collecting liquid pipe 62, an electrode cavity 60, a digital high-voltage generator 65, a voltage-stabilized DC power supply 66, an electric pump 61, a flow sensor 64 and a liquid flow controller 63; the collecting liquid pipe 62 is provided with a plurality of branch pipes, each end of which is provided with a liquid filter 67, the branch pipes of the collecting liquid pipe 62 are communicated with the inner cavity of a fermentation tank body 3, the main pipe of the collecting liquid pipe 62 is connected with the liquid inlet end of the electrode cavity 60, the liquid discharge end of the electrode cavity 60 is connected with the inner cavity of the fermentation tank body 3, the probes of the electric pump 61 and the flow sensor 64 are installed on the main pipe of the collecting liquid pipe 62, the electric pump 61 and the flow sensor 64 are both connected with the liquid flow controller 63, the output end of the voltage-stabilized DC power supply 66 is connected with the input end of the digital high-voltage generator 65, and the output end of the digital high-voltage generator 65 is connected with the electrode cavity 60 through a 40KV high-voltage insulated wire. The high-voltage insulated wire is connected from the wire hole of the fermentation tank cover 1, and then connected to the electrode cavity 60. The voltage-stabilized DC power supply 66 is an adjustable voltage-stabilized DC power supply, which is installed on the outside of the fermentation tank body 3, and its function is to convert the 220V AC voltage into a 0-30V DC voltage. After the 0-30V input voltage is rectified, filtered, multi-resonant converted and processed by the multi-stage voltage-doubling rectifier circuit of the digital display high-voltage generator 65, a continuously adjustable DC voltage of 0-30kV is output, which is applied to the motor cavity to generate a uniform enhanced high-voltage electrostatic field. The electric pump 61 is a peristaltic pump, and the peristaltic volume of the peristaltic pump is 1-3L / min. The main function is to provide power for the flow of the fermentation liquid; the flow sensor 64 detects the flow of the fermentation liquid in the water pipe; the liquid flow controller 63 is used to receive information from the flow sensor 64 to control the electric pump 61. The liquid flow controller 63 is connected to the flow sensor 64 and the electric pump 61, and can automatically and accurately control the liquid flow.

[0034] like Figure 3-4As shown, the electrode cavity 60 includes an electrode barrel 602, an electrode rod 601, a food-grade silicone layer 610 and an insulating sleeve 603. The insulating sleeve 603 is provided with a first through hole, the mounting ring is fixed in the first through hole, the electrode barrel 602 is mounted on the inner wall of the first through hole, the electrode rod 601 is mounted on the mounting ring, the outer wall of the electrode rod 601 and the inner wall of the electrode barrel 602 form an annular guide hole 612, the guide hole 612 is used for the circulation of fermentation liquid, and the surfaces of the electrode rod 601 and the electrode barrel 602 are completely covered with the food-grade silicone layer 610. The electrode rod 601 is connected to the positive terminal of the digital display high-voltage generator 65, and the electrode barrel 602 is connected to the negative terminal of the digital display high-voltage generator 65. The opposite surfaces of the electrode barrel 602 and the electrode rod 601 are concave surfaces that are gradually thinned at both ends toward the middle (that is, the inner diameter of the electrode barrel is a shape that is small at both ends and gradually increases toward the middle, and the outer diameter of the electrode rod is a shape that is large at both ends and gradually decreases toward the middle). Food-grade silica gel is an inorganic polymer colloidal material formed by polycondensation of silicate, and the thickness of the food-grade silica gel layer is 2 mm. The height of the electrode tube 602 and the electrode rod 601 is 25 cm. Four insulating card slots are provided outside the insulating sleeve 603 for fixing the electrode cavity 60 to the inner wall of the fermentation tank body 3. The insulating sleeve 603 is made of an insulating polyethylene composite material. The material of the food-grade silica gel layer 610 is an inorganic polymer colloidal material formed by polycondensation of silicate, which is non-toxic and tasteless, has stable chemical properties, and does not react with any acid, alkali or salt except caustic soda and hydrofluoric acid under normal conditions.

[0035] like Figure 5 As shown, the electrode cylinder 602 includes a metal cylinder 609, an insulating silicone layer 604, a first ultra-high dielectric ceramic cylinder 605 and a second ultra-high dielectric ceramic cylinder 606. The inner wall of the metal cylinder 609 is connected to the outer wall of the first ultra-high dielectric ceramic cylinder 605, and the outer wall of the metal cylinder 609 is connected to the inner wall of the second ultra-high dielectric ceramic cylinder 606. The two ends of the metal cylinder 609, the first ultra-high dielectric ceramic cylinder 605 and the second ultra-high dielectric ceramic cylinder 606 form two first grooves (the two first grooves are respectively located at the two ends of the electrode cylinder). The first groove is an annular groove. The first insulating silicone layer 604 is filled in the two annular grooves to completely cover the two ends of the metal cylinder 609, thereby achieving the insulation effect of the metal cylinder 609. The distance between the electrode rod 601 and the electrode tube 602 is 0.3-2 cm. The electrode rod 601 is a cylinder with a circular cross-section having a diameter of 1-4 cm. The height of the electrode rod 601 is 25 cm. The wall thickness of the electrode tube 602 is 1.3-6 cm.

[0036] The electrode rod 601 includes a third ultra-high dielectric ceramic tube 607, a metal rod 608, and an insulating silicone block 611. The third ultra-high dielectric ceramic tube 607 is provided with a second through hole, and the metal rod 608 is installed in the second through hole of the third ultra-high dielectric ceramic tube 607. The length of the third ultra-high dielectric ceramic tube 607 is longer than that of the metal rod 608. The third ultra-high dielectric ceramic tube 607 and the two ends of the metal rod 608 form two second grooves (one second groove is at one end of the electrode rod 601, and the other second groove is at the other end of the electrode rod 601). The cross-sectional shape of the second groove is circular. Two insulating silicone blocks are respectively filled in the two second grooves to completely cover the two ends of the metal rod 608. The overall shape of the electrode rod 601 is a cylinder with both ends tapering toward the middle.

[0037] The dielectric constant of the first ultra-high dielectric ceramic tube 605, the second ultra-high dielectric ceramic tube 606 and the third ultra-high dielectric ceramic tube 607 is 17000; the thickness of the first ultra-high dielectric ceramic tube 605, the second ultra-high dielectric ceramic tube 606 and the third ultra-high dielectric ceramic tube 607 is 3-18 mm; the material of the metal rod 608 and the metal tube 609 are both silver. The insulating silicone is 704 silicone rubber with a thickness of 2 mm.

[0038] The control device 5 includes a controller 50, an overpressure protection valve, a temperature control coil 52 and a temperature and pressure integrated sensor 51. The controller 50 is installed on the outside of the fermentation tank body 3, the overpressure protection valve is installed on the second air pipe 12 of the upper cover, the temperature and pressure integrated sensor 51 is installed on the inner wall of the fermentation tank body 3, the temperature control coil 52 is installed on the inner side of the insulation layer of the fermentation tank body 3, the overpressure protection valve, the temperature control coil 52 and the temperature and pressure integrated sensor 51 are connected to the controller 50, the controller 50 is a PLC controller, the temperature control coil 52 is formed by a flat copper coil axially wound along the outer wall of the fermentation tank body 3, and directly passes cold water or hot water to control the temperature, and has a high temperature control rate. The function of the control device 5 is to control the flow in the electrode cavity 60 and the temperature and pressure in the fermentation tank in real time, to ensure that the fermentation is carried out at the optimum temperature, and to improve the fermentation effect and safety.

[0039] The stirring device includes an impeller stirring device 2 and an airlift stirring device 4. The impeller stirring device 2 includes a motor 24, a motor frame 22, a shaft seal 23, a rotating shaft 21 and an impeller 20. The motor 24 is installed on the fermentation tank cover 1 through the motor frame 22. The fermentation tank cover 1 and the rotating shaft 21 are connected by a shaft seal 23, and the motor 24 is connected to the rotating shaft 21. The shaft body of the rotating shaft 21 is provided with equidistant external threads, and the impeller 20 is installed on the shaft body of the rotating shaft 21 through threads, which is convenient for assembly and disassembly.

[0040] The airlift stirring device 4 includes a third air pipe 43, a fourth air pipe 48, an air storage tank 40, an air pump 41, an air filter 42, a diverter pipe 44 and a nozzle 47. The air inlet end of the air pump 41 is connected to the first air pipe 10 of the upper cover through the third air pipe 43, the air storage tank 40 is installed on the third air pipe 43, the exhaust end of the air pump 41 is connected to the main pipe of the diverter pipe 44 through the fourth air pipe 48, the air filter 42 is installed on the fourth air pipe 48, the main pipe of the diverter pipe 44 is installed in the inner cavity of the rotating shaft 21, and the diverter pipe 44 is provided with 6 branch pipes 45, each branch pipe 45 is provided with 4 branch pipes (the greater the distance between the branch pipe and the main pipe, the larger the diameter of the branch pipe), and a nozzle 47 is installed at the end of each branch pipe. The metabolic gas and unused gas generated during the fermentation process are collected in the gas storage tank 40 above the first air pipe 10 and are led out through the third air pipe 43 and the fourth air pipe 48, and then enter the air pump 41 to be introduced into the air filter 42, and then enter the fermenter again to form a cycle through the shunt pipe 44. The airlift stirring device allows the stirring gas (such as nitrogen or carbon dioxide, which can be embodied in the embodiment) to be recycled, thereby increasing the utilization efficiency of the stirring gas. This design makes the fermenter of the invention have the characteristics of high efficiency and energy saving.

[0041] Embodiment 2

[0042] In addition to the following technical features, other technical features of this embodiment are the same as those of the first embodiment:

[0043] like Figure 2 As shown, in this embodiment, the airlift stirring device 4 and the air vent 31 of the fermentation tank body 3 are deleted.

[0044] The high-voltage insulated wire in this embodiment uses a 50KV insulated wire instead of a 40KV insulated wire.

[0045] The peristaltic flow rate of the electric pump 61 in this embodiment is 0.1-5 L / min instead of 1-3 L / min.

[0046] In this embodiment, the distance between the electrode rod 601 and the electrode tube 602 is 0.5-1.5 cm instead of 0.3-2 cm.

[0047] like Figure 4 As shown, the cross-sectional shape of the electrode rod 601, electrode tube 602 and insulating sleeve 603 in this embodiment is square instead of circular, the side length of the square is 2.2-1.4 cm, the wall thickness of the electrode tube 602 is 2-4.5 cm instead of 1.3-6 cm, and the insulating sleeve 603 is made of Teflon instead of insulating polyethylene composite material.

[0048] In this embodiment, the material of the metal cylinder 609 and the metal rod 608 is titanium instead of silver.

[0049] In this embodiment, the dielectric constant of the first ultra-high dielectric ceramic tube 605, the second ultra-high dielectric ceramic sleeve and the third ultra-high dielectric ceramic sleeve is 3000 instead of 17000, and the ceramic thickness is 5-13 mm instead of 3-18 mm.

[0050] The thickness of the food-grade silicone layer in this embodiment is 1 mm instead of 2 mm.

[0051] The frame 37 in this embodiment uses rollers instead of the shock absorbing part 36 .

[0052] Embodiment 3

[0053] The technical features of this embodiment are the same as those of the first embodiment except for the following technical features:

[0054] In this embodiment, the distance between the electrode rod 601 and the electrode cylinder 602 is 0.6-1.4 m instead of 0.3-2 cm.

[0055] The diameter of the circular cross-section of the electrode rod 601, electrode tube 602 and insulating sleeve 603 in this embodiment is 1.4-3 cm instead of 1-4 cm, the wall thickness of the electrode tube 602 is 2.2-1.7 cm instead of 1.3-6 cm, and the insulating sleeve 603 is made of glass fiber reinforced plastic instead of insulating polyethylene composite material.

[0056] In this embodiment, the material of the metal cylinder 609 and the metal rod 608 is copper instead of silver.

[0057] In this embodiment, the dielectric constant of the first ultra-high dielectric ceramic tube 605, the second ultra-high dielectric ceramic sleeve and the third ultra-high dielectric ceramic sleeve is 20000 instead of 17000, and the ceramic thickness is 18-10 mm instead of 3-18 mm.

[0058] The thickness of the food-grade silicone layer in this embodiment is 0.5 mm instead of 2 mm.

[0059] Embodiment 4

[0060] The technical features of this embodiment are the same as those of the first embodiment except for the following technical features:

[0061] The electrode rod 601, electrode tube 602 and insulating sleeve 603 in this embodiment are all rectangular parallelepipeds. The electrode rod 601 is a rectangular parallelepiped with four flat sides. The cross section of the rectangular parallelepiped is square with a side length of 2.2 sides. The electrode tube 602 is a cylindrical rectangular parallelepiped with a square through hole inside. The four inner wall surfaces of the square through hole are all flat. The wall thickness of the electrode tube 602 is 2 cm instead of 1.3-6 cm.

[0062] In this embodiment, the material of the metal cylinder 609 and the metal rod 608 is aluminum instead of silver.

[0063] In this embodiment, the dielectric constant of the first ultra-high dielectric ceramic tube 605, the second ultra-high dielectric ceramic sleeve and the third ultra-high dielectric ceramic sleeve is 15000 instead of 17000.

[0064] The thickness of the food-grade silicone layer in this embodiment is 3 mm instead of 2 mm.

[0065] The insulating sleeve 603 in this embodiment uses PVC instead of the insulating polyethylene composite material.

[0066] Embodiment 6

[0067] The technical features of this embodiment are the same as those of the first embodiment except for the following technical features:

[0068] In this embodiment, the material of the metal cylinder 609 and the metal rod 608 is aluminum instead of silver.

[0069] In this embodiment, the dielectric constant of the first ultra-high dielectric ceramic tube 605, the second ultra-high dielectric ceramic sleeve and the third ultra-high dielectric ceramic sleeve is 18000 instead of 17000.

[0070] Embodiment 7

[0071] The technical features of this embodiment are the same as those of the first embodiment except for the following technical features:

[0072] In this embodiment, the metal cylinder 609 and the metal rod 608 are made of gold instead of silver.

[0073] In this embodiment, the dielectric constant of the first ultra-high dielectric ceramic tube 605, the second ultra-high dielectric ceramic sleeve and the third ultra-high dielectric ceramic sleeve is 6000 instead of 17000.

[0074] Embodiment 8

[0075] The technical features of this embodiment are the same as those of the first embodiment except for the following technical features:

[0076] In this embodiment, the material of the metal cylinder 609 and the metal rod 608 is platinum instead of silver.

[0077] The above specific implementation modes are preferred embodiments of the present invention and cannot be used to limit the present invention. Any other changes or other equivalent replacement methods that do not deviate from the technical solution of the present invention are included in the protection scope of the present invention.

Claims

1. A liquid fermentation tank integrating a columnar enhanced high voltage electrostatic field generating device, characterized in that: It comprises a fermentation tank body, a fermentation tank upper cover, a stirring device, a control device and an enhanced high-voltage electrostatic field generating device, wherein the top end of the fermentation tank body is connected to the bottom end of the upper cover, the stirring device and the enhanced high-voltage electrostatic field generating device are both installed in the fermentation tank body, the control device is installed on the outside of the fermentation tank body, and the control device is connected to the enhanced high-voltage electrostatic field generating device; The enhanced high-voltage electrostatic field generating device comprises a collecting liquid pipe, an electrode cavity, a digital high-voltage generator, a regulated DC power supply, an electric pump, a flow sensor and a liquid flow controller, wherein the liquid inlet of the collecting liquid pipe is connected to the fermentation tank body, the liquid outlet of the collecting liquid pipe is connected to the liquid inlet end of the electrode cavity, the liquid discharge end of the electrode cavity is connected to the fermentation tank body, the electric pump and the flow sensor probe are installed on the collecting liquid pipe, the electric pump and the flow sensor are both connected to the liquid flow controller, the output end of the regulated DC power supply is connected to the input end of the digital high-voltage generator, and the output end of the digital high-voltage generator is connected to the electrode cavity; The electrode cavity comprises an electrode tube, an electrode rod and an insulating sleeve, the surfaces of the electrode tube and the electrode rod are both coated with a food-grade silicone layer, the insulating sleeve is provided with a first through hole, a mounting ring is fixed in the first through hole, the electrode tube is mounted on the inner wall of the first through hole, the electrode rod is mounted on the mounting ring, and the electrode rod and the electrode tube form a guide hole; the electrode tube comprises a metal tube, a first insulating silicone layer, a first ultra-high dielectric ceramic tube and a second ultra-high dielectric ceramic tube, the inner wall of the metal tube is connected to the first ultra-high dielectric ceramic tube, the outer wall of the metal tube is connected to the second ultra-high dielectric ceramic tube, the two ends of the metal tube, the first ultra-high dielectric ceramic tube and the second ultra-high dielectric ceramic tube form two first grooves, and the first insulating silicone layer is filled in the first groove; The electrode rod includes a third ultra-high dielectric ceramic tube, a metal rod, and an insulating silicone block. The third ultra-high dielectric ceramic tube is provided with a second through hole, the metal rod is installed in the second through hole, the two ends of the metal rod and the third ultra-high dielectric ceramic tube form two second grooves, and the insulating silicone block is installed in the second groove.

2. A liquid fermentation tank integrated with a columnar enhanced high-voltage electrostatic field generating device according to claim 1, characterized in that: The opposing surfaces of the electrode cylinder and the electrode rod are both concave surfaces that are gradually thinner at both ends toward the middle.

3. The liquid fermentation tank integrated with a columnar enhanced high-voltage electrostatic field generating device according to claim 1, characterized in that: The dielectric constants of the first ultra-high dielectric ceramic tube and the second ultra-high dielectric ceramic tube are 3000-20000.

4. The liquid fermentation tank integrated with a columnar enhanced high-voltage electrostatic field generating device according to claim 1, characterized in that: The control device includes a controller, an overpressure protection valve, a temperature control coil and a temperature-pressure integrated sensor. The controller is installed on the outside of the fermentation tank body, the overpressure protection valve is installed on the upper cover, the temperature-pressure integrated sensor is installed on the inner wall of the fermentation tank body, the temperature control coil is installed on the insulation layer of the fermentation tank body, and the overpressure protection valve, the temperature control coil and the temperature-pressure integrated sensor are all connected to the controller.

5. The liquid fermentation tank integrated with a columnar enhanced high-voltage electrostatic field generating device according to claim 1, characterized in that: The stirring device includes an air pump, an air filter, a diverter pipe and a nozzle. The air inlet end of the air pump is connected to the upper cover, and the exhaust end of the air pump is connected to the main pipe of the diverter pipe through a third air pipe. The air filter is installed on the third air pipe, and the nozzle is installed on the branch pipe of the diverter pipe.

Images