CN112877177B - Double-body coupling electrochemical fermentation tank - Google Patents

Double-body coupling electrochemical fermentation tank Download PDF

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CN112877177B
CN112877177B CN202110153788.XA CN202110153788A CN112877177B CN 112877177 B CN112877177 B CN 112877177B CN 202110153788 A CN202110153788 A CN 202110153788A CN 112877177 B CN112877177 B CN 112877177B
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fixedly connected
positioning
frame
fixed
fermentation tank
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CN112877177A (en
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陈小举
陈菊
桂瑞雨
李楠
吴宇晴
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Chaohu University
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    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M29/00—Means for introduction, extraction or recirculation of materials, e.g. pumps
    • C12M29/04—Filters; Permeable or porous membranes or plates, e.g. dialysis
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M23/00—Constructional details, e.g. recesses, hinges
    • C12M23/58—Reaction vessels connected in series or in parallel
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M37/00—Means for sterilizing, maintaining sterile conditions or avoiding chemical or biological contamination
    • C12M37/04—Seals
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/40—Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse

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  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
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Abstract

The invention discloses a double-body coupling electrochemical fermentation tank which comprises a fixed installation frame, wherein a first motor is fixedly connected to the right end of the fixed installation frame, the output end of the first motor penetrates through the right end of the fixed installation frame and extends into the fixed installation frame, the output end of the first motor is fixedly connected with a screw rod body, a screw rod sliding block is movably connected to the outer side of the screw rod body, an installation groove is formed in an insertion block, an installation spring is fixedly connected to the inner side of the installation groove, a positioning clamp button is fixedly connected to the outer side of the installation spring and mutually clamped with a positioning clamp hole, a positioning frame is fixedly connected to the inner side of an installation penetrating pipe, and a selective penetrating film is detachably connected to the inner side of the positioning clamp button. The double-body coupling electrochemical fermentation tank is convenient to integrally mount and dismount the selective permeable membrane, ensures that the whole body can adjust the permeable substance, and is convenient to integrally perform good adjustment and permeation.

Description

Double-body coupling electrochemical fermentation tank
Technical Field
The invention relates to the technical field of fermentation tanks, in particular to a double-body coupling electrochemical fermentation tank.
Background
A fermenter refers to an apparatus used industrially for carrying out microbial fermentation. The main body of the fermentation tank is generally a main cylinder made of a stainless steel plate, the volume of the fermentation tank is from 1m to hundreds of m in thin and long year, the fermentation tank is strict and reasonable in structure during design and processing, can resist steam sterilization and has certain operation flexibility, internal accessories are reduced as much as possible (dead angles are avoided), the material and energy transfer performance is high, certain adjustment can be performed so as to facilitate cleaning and reduce pollution, the fermentation tank is suitable for production of various products and energy consumption reduction, the fermentation tank for anaerobic fermentation (such as alcohol and solvent production) can be simpler in structure, a large amount of sterile air needs to be continuously introduced into the fermentation tank, and in order to consider the utilization rate of introduced air, the fermentation tank for aerobic fermentation (such as antibiotic, amino acid, organic acid, vitamin and the like) is more complex in structure, and the common fermentation tank is more complex in structure and comprises a mechanical stirring type fermentation tank, a bubbling type fermentation tank and a gas-rising type fermentation tank.
But the whole inconvenient material that carries out the ionization to two sets of different fermentation tanks of fermentation tank combines, inconvenient whole ionization experiment that carries on, the effect of overall regulation has been reduced, the holistic sealed effect of fermentation tank is relatively poor simultaneously, and inconvenient material to whole inside carries out the ionization, inconvenient whole carries out the ionization exchange to the material, whole functionality has been reduced, and the material that needs the exchange between the whole adjusts the infiltration, inconvenient whole carries out good electric ion exchange, thereby inconvenient whole contrast, whole experiment effect has been reduced, thereby whole practicality has been reduced.
Disclosure of Invention
The invention aims to provide a double-body coupling electrochemical fermentation tank, which aims to solve the problems that the whole fermentation tank is inconvenient to ionize and combine substances in two groups of different fermentation tanks, the whole ionization experiment is inconvenient, the ionization exchange is inconvenient to carry out on the substances, the whole functionality is reduced, the good ion exchange is inconvenient to carry out on the whole, and the whole practicability is reduced.
In order to achieve the purpose, the invention provides the following technical scheme: a double-body coupling electrochemical fermentation tank comprises a fixed installation frame, wherein the right end of the fixed installation frame is fixedly connected with a first motor, the output end of the first motor penetrates through the right end of the fixed installation frame and extends into the fixed installation frame, the output end of the first motor is fixedly connected with a screw rod body, the outer side of the screw rod body is movably connected with a screw rod slide block, the upper end of the screw rod slide block is fixedly connected with a movable installation block, the left end of the fixed installation frame is fixedly connected with a fixed installation block, the inner sides of the fixed installation block and the movable installation block are fixedly connected with a fermentation tank body, the upper ends of the fixed installation block and the movable installation block are fixedly connected with a lifting cylinder, the movable end of the lifting cylinder is fixedly connected with a fixed tank cover, the upper end of the fermentation tank body is provided with a sealing clamping groove, the fermentation tank body is detachably connected with the fixed tank cover, the lower end of the fixed tank cover is fixedly connected with a sealing clamping block, and the sealing clamping block is mutually clamped with the sealing clamping groove, the upper end of the fixed tank cover is fixedly connected with a second motor, the output end of the second motor penetrates through the upper end of the fixed tank cover and extends to the lower end of the fixed tank cover, the output end of the second motor is fixedly connected with a stirring rod, the outer side of the stirring rod is fixedly connected with a stirring blade, the lower end of the fixed tank cover is fixedly connected with a fixed loop bar, the inner part of the fixed loop bar is movably connected with a movable rod, the outer side of the fixed loop bar is fixedly connected with an adjusting hydraulic cylinder, the movable end of the adjusting hydraulic cylinder is fixedly connected with the movable rod, the lower end of the movable rod is fixedly connected with an electrode, the outer side of the fermentation tank body is fixedly connected with a through pipe, the inner part of the through pipe is provided with an inserting groove, the outer side of the through pipe is provided with a positioning clamping hole which is mutually communicated with the inner part of the inserting groove, the outer side of the through pipe is detachably connected with a mounting through pipe, and install the penetrating pipe outside fixedly connected with plug block, the inside mounting groove of having seted up of plug block, and the inside fixedly connected with installation spring of mounting groove, installation spring outside fixedly connected with locator card button, and locator card button and the mutual block of locator card hole, the inside fixedly connected with positioning frame of installation penetrating pipe, and positioning frame has seted up inside positioning channel section, the positioning frame outside can be dismantled and be connected with and compress tightly the frame, and compress tightly the inboard fixedly connected with positioning fixture block of frame, positioning fixture block and the mutual block of positioning channel section, and positioning fixture block can be dismantled with the positioning channel section inboard and be connected selective permeable membrane.
Preferably, the fixed installation frame is of a structure with a guide groove at the upper end, the movable installation block is of a structure with a guide block at the lower end, and the guide block of the movable installation block is matched with the guide groove in shape and size.
Preferably, the shape of the sealing clamping groove at the upper end of the fermentation tank body is matched with the shape of the sealing clamping block at the lower end of the fixed tank cover, the length of the sealing clamping block is equal to the depth of the sealing clamping groove, and the sealing clamping block and the sealing clamping groove are of a hollow circular structure.
Preferably, the stirring blades are longitudinally distributed at equal intervals outside the stirring rod, the outer sides of the stirring blades are not attached to the outer side of the adjusting hydraulic cylinder, and the stirring rod is overlapped with the vertical center line of the fermentation tank body.
Preferably, the fixed loop bar is of a cylindrical structure with a hollow interior, the inner diameter of the fixed loop bar is equal to the outer diameter of the movable bar, and the inner diameter of the fixed loop bar and the movable bar are of a smooth surface structure.
Preferably, the positioning clamp holes are distributed in four groups at equal intervals in an annular mode about the circular center line of the through pipe, the positioning clamp holes and the positioning clamp buttons are distributed correspondingly, and the inner diameter of each positioning clamp hole is equal to the outer diameter of each positioning clamp button.
Preferably, the outer diameters of the positioning frame and the pressing frame are equal, the positioning frame and the pressing frame are both of circular frame structures with hollow interiors, the sizes of the hollow parts of the positioning frame and the pressing frame are equal, and the positioning frame and the pressing frame are both of structures with fixed screw holes in the inner parts.
Preferably, the positioning clamping blocks are matched with the positioning clamping grooves in shape and size, and the positioning clamping blocks are made of elastic rubber.
The invention has the beneficial effects that: this binary coupling electrochemistry fermentation cylinder, it rotates to drive the lead screw body through using the motor, and lead screw body pivoted in-process drives the lead screw slider and removes, thereby make things convenient for whole to splice two sets of fermentation tanks, and drive the locator card button and carry out the block with the locator card hole through the installation spring, thereby make things convenient for whole to dock two sets of fermentation tanks, and be provided with the selective membrane that passes through in the installation permeable tube between two sets of fermentation tanks, thereby make things convenient for whole to exchange the infiltration to the inside electric ion of two sets of fermentation tanks, make things convenient for whole to carry out the electrochemistry experiment, carry out the block to the locating frame through compressing tightly the frame simultaneously, thereby make things convenient for whole to install and dismantle the selective membrane that passes through, guarantee wholly can adjust the see-through material, make things convenient for whole to carry out good regulation infiltration, and drive fixed cover through lifting cylinder and rise and descend, and make things convenient for whole to open and close, and carry out the block through sealed fixture block and sealed draw-in groove, thereby make things convenient for whole to seal up the jar body, holistic sealed process effect, guarantee whole good processing effect, and conveniently install and dismantle whole flexibility and whole have been increased.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the internal structure of the fermenter body according to the present invention;
FIG. 3 is a schematic perspective view of the pipe of the present invention;
FIG. 4 is a perspective view of the present invention;
FIG. 5 is a schematic view of a split structure of the present invention for installing a penetration tube;
FIG. 6 is a schematic view of the detachable structure of the movable tube of the present invention.
In the figure: 1. fixing the mounting frame; 2. a first motor; 3. a screw body; 4. a screw rod slide block; 5. a movable mounting block; 6. fixing the mounting block; 7. a fermenter body; 8. a lifting cylinder; 9. fixing the tank cover; 10. sealing the clamping groove; 11. sealing the clamping block; 12. a second motor; 13. a stirring rod; 14. stirring blades; 15. fixing the loop bar; 16. a movable rod; 17. adjusting the hydraulic cylinder; 18. an electrode; 19. pipe passing; 20. inserting grooves; 21. positioning the clamp hole; 22. installing a through pipe; 23. an insertion block; 24. mounting grooves; 25. installing a spring; 26. positioning the clamp button; 27. a positioning frame; 28. positioning the clamping groove; 29. a pressing frame; 30. positioning a fixture block; 31. selectively permeable to the membrane.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a double-body coupling electrochemical fermentation tank comprises a fixed installation frame 1, a first motor 2 is fixedly connected to the right end of the fixed installation frame 1, the output end of the first motor 2 penetrates through the right end of the fixed installation frame 1 and extends into the fixed installation frame 1, a screw rod body 3 is fixedly connected to the output end of the first motor 2, a screw rod slider 4 is movably connected to the outer side of the screw rod body 3, a movable installation block 5 is fixedly connected to the upper end of the screw rod slider 4, a fixed installation block 6 is fixedly connected to the left end of the fixed installation frame 1, a fermentation tank body 7 is fixedly connected to the inner side of the fixed installation block 6 and the inner side of the movable installation block 5, a lifting cylinder 8 is fixedly connected to the upper end of the fixed installation block 6 and the upper end of the movable installation block 5, a fixed tank cover 9 is fixedly connected to the upper end of the fermentation tank body 7, a sealing clamping groove 10 is formed in the upper end of the fermentation tank body 7, a stirring cylinder 13 is fixedly connected to the lower end of the fixed tank cover 9, a movable cylinder 15 is fixedly connected to the lower end of the fixed tank cover, and a through tube 16 is connected to the inner side of the fixed tank cover, and inside intercommunication each other in locator card hole 21 and inserting groove 20, 19 the outside detachable connection of siphunculus has installation poling 22, and installation poling 22 outside fixedly connected with inserted block 23, inserted block 23 is inside to be seted up mounting groove 24, and the inside fixedly connected with installation spring 25 of mounting groove 24, the outside fixedly connected with locator card button 26 of installation spring 25, and locator card button 26 and locator card hole 21 block each other, the inside fixedly connected with positioning frame 27 of installation poling 22, and positioning slot 28 has been seted up inside positioning slot 27, the detachable connection has compressing frame 29 in the positioning frame 27 outside, and compress tightly the inboard fixedly connected with locator card block 30 of frame 29, locator card block 30 and locator card slot 28 block each other, and locator card block 30 and locator card slot 28 inboard detachable connection have selectivity to pass through membrane 31.
Furthermore, the fixed installation frame 1 is of a structure with a guide groove at the upper end, the movable installation block 5 is of a structure with a guide block at the lower end, the guide block of the movable installation block 5 is matched with the guide groove in shape and size, and the guide block of the lower end of the movable installation block 5 moves inside the guide groove, so that the stability during integral adjustment is ensured, and the integral practicability is increased.
Further, the sealed draw-in groove 10 of fermentation cylinder body 7 upper end and the 11 size looks adaptations of sealed fixture block shape of fixed cover 9 lower extreme, and 11 length of sealed fixture block equals with the sealed draw-in groove 10 degree of depth, and sealed fixture block 11 and sealed draw-in groove 10 are inside hollow circular structure, and sealed fixture block 11 can block each other with sealed draw-in groove 10, guarantees whole inside good sealed effect, has increased whole practicality.
Furthermore, the stirring blades 14 are longitudinally distributed at equal intervals outside the stirring rod 13, the outer side of the stirring blade 14 is not attached to the outer side of the adjusting hydraulic cylinder 17, the stirring rod 13 is overlapped with the vertical central line of the fermentation tank body 7, the stirring blade 14 and the stirring rod 13 fully stir the interior of the fermentation tank body 7, and the whole fermentation effect is improved.
Further, fixed loop bar 15 is inside hollow cylindrical structure, and fixed loop bar 15 internal diameter equals with the 16 external diameters of movable rod to fixed loop bar 15 internal diameter is the smooth structure in surface with movable rod 16, makes things convenient for whole height to electrode 18 to adjust, guarantees whole good fermentation effect, thereby has increased holistic practicality.
Furthermore, four groups of positioning clamp holes 21 are annularly distributed at equal intervals around the circular center line of the through pipe 19, the positioning clamp holes 21 are distributed corresponding to the positioning clamp buttons 26, the inner diameter of each positioning clamp hole 21 is equal to the outer diameter of each positioning clamp button 26, and the positioning clamp holes 21 and the positioning clamp buttons 26 can be stably clamped, so that the through pipe 22 can be stably installed integrally.
Further, the outer diameter of the positioning frame 27 and the outer diameter of the pressing frame 29 are equal, the positioning frame 27 and the pressing frame 29 are both of a circular frame structure with a hollow inner portion, the size of the hollow portion of the positioning frame 27 and the size of the hollow portion of the pressing frame 29 are equal, the positioning frame 27 and the pressing frame 29 are both of a structure with a fixed screw hole in the inner portion, the whole positioning frame 27 and the pressing frame 29 can be conveniently installed stably, and therefore the selective permeable membrane 31 can be conveniently installed and detached.
Furthermore, the positioning fixture block 30 is matched with the positioning slot 28 in shape and size, the positioning fixture block 30 is made of elastic rubber, and the positioning fixture block 30 and the positioning slot 28 can be stably clamped, so that the installation effect of the selective permeable membrane 31 is improved.
The working principle is as follows: firstly, the insertion block 23 outside the mounting permeation tube 22 is inserted into the insertion groove 20 inside the through tube 19, and in the process of integral insertion, the mounting spring 25 drives the positioning clamp button 26 to be fully clamped with the positioning clamp groove 28, so as to ensure that the through tube 19 and the mounting permeation tube 22 are stably connected, and the insertion block 23 has strong integral sealing property in the process of insertion of the insertion block 23, and simultaneously, the first motor 2 drives the screw rod body 3 to rotate, and the screw rod body 3 drives the screw rod slider 4 to move in the process of rotation, so as to ensure that the fermentation tank body 7 outside the movable mounting block 5 is integrally driven to be in butt joint with the fermentation tank body 7 inside the fixed mounting block 6, so as to facilitate integral coupling, thereby facilitating integral ion exchange, simultaneously, drive fixed cover 9 and fermentation cylinder body 7 through lifting cylinder 8 and carry out the closure, thereby convenient whole processing, and fixed cover 9 and the closed in-process of fermentation cylinder body 7, sealed fixture block 11 can block each other with sealed draw-in groove 10, guarantee whole inside good sealed effect, it rotates to drive puddler 13 and stirring leaf 14 through second motor 12 after the closure, thereby it is whole to make things convenient for the mixture to stir, and carry out the exchange of material, positioning frame 27 conveniently installs and dismantles with compressing tightly frame 29 simultaneously, thereby conveniently install and dismantle selectivity permeable membrane 31, be convenient for wholly carry out the material exchange, whole experiment effect has been increased, thereby whole practicality has been increased.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. A two-body coupling electrochemical fermentation tank comprises a fixed installation frame (1) and is characterized in that: fixed mounting frame (1) right-hand member fixedly connected with first motor (2), and first motor (2) output pass fixed mounting frame (1) right-hand member and extend to inside fixed mounting frame (1), first motor (2) output fixedly connected with lead screw body (3), and lead screw body (3) outside swing joint have lead screw slider (4), lead screw slider (4) upper end fixedly connected with movable mounting piece (5), fixed mounting frame (1) left end fixedly connected with fixed mounting piece (6), and fixed mounting piece (6) and movable mounting piece (5) inboard fixedly connected with fermentation cylinder body (7), fixed mounting piece (6) and movable mounting piece (5) upper end fixedly connected with lifting cylinder (8), and lifting cylinder (8) movable mounting end fixedly connected with fixed cover (9), sealed draw-in groove (10) has been seted up to fermentation cylinder body (7) upper end, and fermentation cylinder body (7) can be dismantled with fixed cover (9) and be connected, fixed cover (9) lower extreme fixedly connected with sealed fixture block (11), and sealed draw-in groove (11) and sealed draw-in groove (10) block (9) mutual block, fixed cover (9) upper end fixedly connected with second motor cover (12) extend to second motor cover (9) upper end fixed cover (12) The lower end, the output end of the second motor (12) is fixedly connected with a stirring rod (13), the outer side of the stirring rod (13) is fixedly connected with a stirring blade (14), the lower end of the fixed tank cover (9) is fixedly connected with a fixed loop bar (15), the inner part of the fixed loop bar (15) is movably connected with a movable bar (16), the outer side of the fixed loop bar (15) is fixedly connected with an adjusting hydraulic cylinder (17), the movable end of the adjusting hydraulic cylinder (17) is fixedly connected with the movable bar (16), the lower end of the movable bar (16) is fixedly connected with an electrode (18), the outer side of the fermentation tank body (7) is fixedly connected with a through pipe (19), the inner part of the through pipe (19) is provided with an inserting groove (20), the outer side of the through pipe (19) is provided with a positioning clamping hole (21), the positioning clamping hole (21) is mutually communicated with the inner part of the inserting groove (20), the outer side of the through pipe (19) is detachably connected with a through pipe (22), the outer side of the through pipe (22) is fixedly connected with an inserting block (23), the inserting block (23) is internally provided with an installing groove (24), the installing groove (24) is fixedly connected with an installing spring (25), the outer side of the installing button (26) is fixedly connected with a positioning clamping button (26), the installation passes through inside fixedly connected with positioning frame (27) of pipe (22), and positioning frame (27) is inside has seted up positioning channel section (28), positioning frame (27) outside can be dismantled and be connected with and compress tightly frame (29), and compress tightly inboard fixedly connected with positioning fixture block (30) of frame (29), positioning fixture block (30) and positioning channel section (28) block each other, and positioning fixture block (30) and positioning channel section (28) inboard can be dismantled and be connected with selectivity and pass through membrane (31).
2. The two-body coupled electrochemical fermentation tank of claim 1, wherein: fixed mounting frame (1) is upper end area guide way structure, movable mounting piece (5) are lower extreme area guide block structure, and movable mounting piece (5) guide block and guide way shape size looks adaptation.
3. The double-body coupled electrochemical fermentation tank of claim 1, wherein: the fermentation tank is characterized in that a sealing clamping groove (10) at the upper end of the fermentation tank body (7) is matched with a sealing clamping block (11) at the lower end of the fixed tank cover (9) in shape and size, the length of the sealing clamping block (11) is equal to the depth of the sealing clamping groove (10), and the sealing clamping block (11) and the sealing clamping groove (10) are of a hollow circular structure.
4. The double-body coupled electrochemical fermentation tank of claim 1, wherein: the stirring blades (14) are longitudinally distributed at equal intervals on the outer side of the stirring rod (13), the outer side of the stirring blade (14) is not attached to the outer side of the adjusting hydraulic cylinder (17), and the stirring rod (13) is overlapped with the vertical center line of the fermentation tank body (7).
5. The double-body coupled electrochemical fermentation tank of claim 1, wherein: fixed loop bar (15) are inside hollow cylindrical structure, and fixed loop bar (15) internal diameter equals with movable rod (16) external diameter to fixed loop bar (15) internal diameter is smooth structure in surface with movable rod (16).
6. The two-body coupled electrochemical fermentation tank of claim 1, wherein: four groups of positioning clamp holes (21) are annularly distributed on the circular center line of the through pipe (19) at equal intervals, the positioning clamp holes (21) are distributed corresponding to the positioning clamp buttons (26), and the inner diameter of each positioning clamp hole (21) is equal to the outer diameter of each positioning clamp button (26).
7. The double-body coupled electrochemical fermentation tank of claim 1, wherein: the outer diameters of the positioning frame (27) and the pressing frame (29) are equal, the positioning frame (27) and the pressing frame (29) are both of circular frame structures with hollow interiors, the sizes of the hollow parts of the positioning frame (27) and the pressing frame (29) are equal, and the positioning frame (27) and the pressing frame (29) are both of structures with fixed screw holes in the inner parts.
8. The double-body coupled electrochemical fermentation tank of claim 1, wherein: the positioning fixture blocks (30) are matched with the positioning clamping grooves (28) in shape and size, and the positioning fixture blocks (30) are made of elastic rubber materials.
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