CN111154626A

CN111154626A - Fermentation tank for producing microbial agent

Info

Publication number: CN111154626A
Application number: CN202010249201.0A
Authority: CN
Inventors: 李先胜; 杜新永; 罗成盛; 赵丹丹; 马如霞
Original assignee: Rec Union (qingdao) Bioengineering Co Ltd
Current assignee: Rec Union (qingdao) Bioengineering Co Ltd
Priority date: 2020-04-01
Filing date: 2020-04-01
Publication date: 2020-05-15

Abstract

The invention provides a fermentation tank for producing microbial agents, which comprises a tank body, supporting legs, a fixed bottom plate, a discharge pipe, a top fixed disc, a top cover structure convenient to disassemble, a coupler, a transmission rod, a temperature sensor, an adjustable stirring frame structure, a red copper electric heating tube, a bottom stirring cleaning frame structure, a heat insulation mounting frame, a control frame, an intelligent controller, a temperature controller, a control switch and an exhaust gas treatment frame structure, wherein the supporting legs are welded at four corners of the lower part of the tank body; the fixed bottom plate is welded at the lower part of the supporting leg; the discharge pipe is inserted in the middle lower part of the tank body; the top fixed disk is welded on the outer side of the upper part of the tank body. The upper side of the inner wall of the air outlet pipe is also provided with the activated carbon filter screen by screws, so that the pollution of the gas volatilized outwards in the raw materials to the environment is avoided; the bottom fixed disk is installed on the upper side of the top fixed disk through bolts, and the bottom fixed disk and the top fixed disk are conveniently separated when maintenance is needed.

Description

Fermentation tank for producing microbial agent

Technical Field

The invention belongs to the technical field of fermentation tanks, and particularly relates to a fermentation tank for producing microbial inoculum.

Background

A fermenter refers to an apparatus used industrially for carrying out microbial fermentation. Generally, the main body is a main cylinder made of stainless steel plate, and the volume is from 1m to hundreds of m under thin-walled cultivation. The structure is strict and reasonable in design and processing. The steam sterilization can be endured, the operation flexibility is certain, the internal accessories are reduced as much as possible (dead angles are avoided), the material and energy transfer performance is strong, the regulation can be carried out to a certain extent so as to facilitate the cleaning and reduce the pollution, and the steam sterilization device is suitable for the production of various products and the reduction of energy consumption.

The feed additive is a small amount or trace substance added in the production, processing and using processes of feed, and the feed additive is small in dosage but remarkable in effect. The feed additive is a raw material inevitably used in modern feed industry, and has obvious effects on strengthening the nutritive value of basic feed, improving the production performance of animals, ensuring the health of the animals, saving the feed cost, improving the quality of animal products and the like.

However, the existing fermentation tank still has the problems that the discharged gas cannot be treated, the upper cover is inconvenient to disassemble and maintain, and the position of the stirring frame is inconvenient to adjust and the materials adsorbed at the bottom are inconvenient to scrape.

Therefore, it is necessary to invent a fermenter for producing microbial inoculum.

Disclosure of Invention

In order to solve the technical problems, the invention provides a fermentation tank for producing microbial inoculum, which aims to solve the problems that the existing fermentation tank does not treat discharged gas, is inconvenient to disassemble and maintain an upper cover, adjusts the position of a stirring frame and scrapes off materials adsorbed at the bottom. A fermentation tank for producing microbial agents comprises a tank body, supporting legs, a fixed bottom plate, a discharging pipe, a top fixed disc, a top cover structure convenient to disassemble, a coupling, a transmission rod, a temperature sensor, an adjustable stirring frame structure, a red copper electric heating tube, a bottom stirring cleaning frame structure, a heat insulation mounting frame, a control frame, an intelligent controller, a temperature controller, a control switch and an exhaust gas treatment frame structure, wherein the supporting legs are welded at four corners of the lower part of the tank body; the fixed bottom plate is welded at the lower part of the supporting leg; the discharge pipe is inserted in the middle lower part of the tank body; the top fixed disc is welded on the outer side of the upper part of the tank body; the top cover structure convenient to disassemble is arranged on the upper side of the tank body; the temperature sensor screw is arranged on the left side of the inner wall of the tank body; the adjustable stirring frame structure is arranged at the lower part of the transmission rod; the red copper electric heating tubes are respectively embedded in the lower sides of the inner walls of the tank bodies; the bottom stirring cleaning frame structure is arranged at the bottom of the inner side of the tank body; the heat insulation mounting frame bolt is arranged at the lower part of the left side of the tank body; the control frame bolt is arranged on the left side of the heat insulation mounting frame; the intelligent controller is arranged on the inner side of the control frame through a screw; the temperature controller is mounted at the lower part of the control frame through a bolt; the control switch is glued on the left side of the control frame; the waste gas treatment frame structure is arranged on the right side of the upper part of the top cover structure convenient to disassemble; the waste gas treatment frame structure comprises an L-shaped delivery pipe, an electromagnetic valve, a treatment box, an air outlet pipe, a circulating pump, a T-shaped guide pipe and an atomizing nozzle, wherein the electromagnetic valve is in threaded connection with the right side of the L-shaped delivery pipe; the treatment box is welded on the right side of the L-shaped delivery pipe; the air outlet pipe is welded on the upper side of the treatment box; the circulating pump is in threaded connection with the lower part of the front side of the L-shaped delivery pipe, and the water inlet is communicated with the bottom of the treatment tank; the T-shaped guide pipe is in threaded connection with a water outlet pipe of the circulating pump, and the upper end of the T-shaped guide pipe penetrates through the top of the treatment tank.

Preferably, the bottom stirring and cleaning frame structure comprises a bottom scraping blade, an inverted Y-shaped fixing frame, a side reinforcing frame, a top flange plate, a lengthened scraping plate and a connecting lug plate, wherein the inverted Y-shaped fixing frame is welded at the lower part of the top flange plate; the lengthened scraper plates are arranged on the left side and the right side of the upper part of the bottom scraper blade; the connecting lug plate is arranged at the joint of the bottom scraping blade and the lengthened scraping plate through a bolt.

Preferably, the top cover structure convenient to disassemble comprises a protective top cover, a bottom fixed disk, a feeding pipe, a mounting seat, a speed reduction motor and a bearing, wherein the bottom fixed disk is welded at the lower part of the outer side of the protective top cover; the feeding pipe is inserted at the left side of the upper part of the protective top cover; the mounting seat is welded at the middle upper part of the protective top cover; the speed reducing motor is mounted on the upper side of the mounting seat through a bolt, and an output shaft penetrates through an inner ring of the bearing; the bearing outer ring is embedded in the middle upper part of the protective top cover; the transmission rod is arranged on an output shaft at the lower part of the speed reducing motor through a coupler; the L-shaped delivery pipe is inserted at the right side of the upper part of the protective top cover.

Preferably, the adjustable stirring frame structure comprises a transmission pipe, a positioning blind hole, an adjusting sleeve, a fixing bolt, a connecting rod, a stirring blade and a bottom flange plate, wherein the transmission pipe is arranged at the lower part of the transmission rod through a bolt; the adjusting sleeve is sleeved on the outer side of the transmission pipe; the fixing bolt penetrates through the adjusting sleeve and is in threaded connection with the positioning blind hole; the connecting rods are welded on the left side and the right side of the adjusting sleeve; the stirring blade bolt is arranged at one end of the connecting rod, which is far away from the adjusting sleeve; the bottom flange plate is welded at the lower part of the transmission pipe.

Preferably, the upper side of the inner wall of the air outlet pipe is also provided with an activated carbon filter screen by a screw.

Preferably, the bottom fixed disk passes through the bolt and installs the upside at the top fixed disk, the gap department of bottom fixed disk and top fixed disk still be provided with the silica gel packing ring.

Preferably, the location blind hole be provided with a plurality ofly, the location blind hole from top to bottom set gradually in the front side intermediate position of transmission pipe.

Preferably, the bottom scraping blade is arranged at the bottom of the tank body, and the bolt is arranged at the lower part of the inverted Y-shaped fixing frame.

Preferably, the top flange plate is mounted on the lower portion of the bottom flange plate through bolts.

Preferably, the number of the side reinforcing frames is two, and the side reinforcing frames are respectively installed on the upper parts of the inner sides of the bottom scraping blade and the inverted Y-shaped fixing frame through bolts.

Preferably, a sealing plug is inserted into the inner side of the positioning blind hole.

Preferably, the inner side of the treatment box is provided with water liquid, and the water level of the water liquid is set to be two fifths of the height of the treatment box.

Preferably, the bottom of the treatment box is also in threaded connection with a valve.

Preferably, the atomizing nozzle is in threaded connection with the left end and the right end of the lower part of the T-shaped guide pipe.

Preferably, intelligent control ware adopt FX2N-48 series's PLC, temperature sensor adopt the model to be PT 100's temperature sensor, gear motor adopt the model to be 55 gear motor, the solenoid valve adopt two watts normally closed solenoid valve, the circulating pump adopt the model to be GLFJET's water pump, step on empty switch and temperature sensor respectively with intelligent control ware input electric connection, gear motor, solenoid valve and circulating pump respectively with intelligent control ware's output electric connection, temperature control ware adopt the model to be 900U's temperature controller, temperature controller and red copper electrothermal tube electric connection.

Compared with the prior art, the invention has the beneficial effects that:

1. in the invention, the upper side of the inner wall of the air outlet pipe is also provided with the activated carbon filter screen by a screw, which is beneficial to conveniently filtering the gas discharged to the outside when in use, thereby avoiding the pollution of the gas volatilized from the raw material to the environment.

2. According to the invention, the bottom fixed disk is arranged on the upper side of the top fixed disk through the bolt, and the silica gel gasket is arranged in the gap between the bottom fixed disk and the top fixed disk, so that the sealing effect of the bottom fixed disk and the top fixed disk in contact can be increased when the bottom fixed disk and the top fixed disk are used, and the bottom fixed disk and the top fixed disk can be conveniently separated when maintenance is needed.

3. According to the invention, the plurality of positioning blind holes are arranged, and the positioning blind holes are sequentially formed in the middle position of the front side of the transmission tube from top to bottom, so that the fixing bolt can be screwed out of the positioning blind holes when the transmission tube is used, and the position of the adjusting sleeve on the transmission tube can be conveniently adjusted, and the positions of the connecting rod and the stirring blade can be conveniently adjusted.

4. According to the invention, the bottom scraping sheet is arranged at the bottom of the tank body, and the bolt is arranged at the lower part of the inverted Y-shaped fixing frame, so that the material slag adsorbed at the bottom of the tank body can be conveniently scraped when the tank is used.

5. In the invention, the top flange plate bolt is arranged at the lower part of the bottom flange plate, which is beneficial to driving the inverted Y-shaped fixing frame to rotate when materials in the tank body are stirred.

6. According to the invention, two side reinforcing frames are arranged, and the side reinforcing frames are respectively installed on the upper parts of the inner sides of the bottom scraping blade and the inverted Y-shaped fixing frame through bolts, so that the fixing effect on the bottom scraping blade can be increased when the fixing device is used.

7. In the invention, the inner side of the positioning blind hole is also spliced with the sealing plug, which is beneficial to preventing materials from entering the inner side of the positioning blind hole when in use.

8. In the invention, the inner side of the treatment box is provided with water liquid, and the height of the water level of the water liquid is set to be two fifths of the height of the treatment box, so that the water liquid is conveniently and temporarily stored when the device is used.

9. In the invention, the bottom of the treatment box is also in threaded connection with a valve, so that the valve can be opened when the treatment box is not used, and water liquid at the bottom of the two treatment boxes can be conveniently discharged outwards.

10. In the invention, the atomizing nozzles are in threaded connection with the left end and the right end of the lower part of the T-shaped guide pipe, so that the air in the treatment box can be conveniently humidified when in use, and impurities in the externally discharged air can be conveniently removed.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a schematic structural view of the easy-to-detach top cover structure of the present invention.

Fig. 3 is a schematic structural view of an adjustable agitator frame structure of the present invention.

FIG. 4 is a schematic structural view of the bottom agitator cleaning frame structure of the present invention.

Fig. 5 is a schematic structural view of an exhaust treatment frame structure of the present invention.

Fig. 6 is a schematic electrical wiring diagram of the present invention.

In the figure:

1. a tank body; 2. supporting legs; 3. fixing the bottom plate; 4. a discharge pipe; 5. a top fixing disc; 6. the top cover structure is convenient to disassemble; 61. a protective top cover; 62. a bottom fixing disc; 63. a feeding pipe; 64. a mounting seat; 65. a reduction motor; 66. a bearing; 7. a coupling; 8. a transmission rod; 9. a temperature sensor; 10. the structure of the stirring frame can be adjusted; 101. a drive tube; 102. positioning the blind hole; 103. adjusting the sleeve; 104. fixing the bolt; 105. a connecting rod; 106. stirring blades; 107. a bottom flange plate; 11. a red copper electric heating tube; 12. a bottom stirring cleaning frame structure; 121. a bottom wiper blade; 122. an inverted Y-shaped fixing frame; 123. a side reinforcing frame; 124. a top flange plate; 125. lengthening a scraper; 126. connecting the ear plates; 13. a thermally insulated mounting frame; 14. a control frame; 15. an intelligent controller; 16. a temperature controller; 17. a control switch; 18. an exhaust treatment rack structure; 181. an L-shaped delivery pipe; 182. an electromagnetic valve; 183. a treatment tank; 184. an air outlet pipe; 185. a circulation pump; 186. a T-shaped catheter; 187. an atomizing spray head.

Detailed Description

The invention is further described below with reference to the accompanying drawings:

example (b):

as shown in figures 1 and 5

The invention provides a fermentation tank for producing microbial agents, which comprises a tank body 1, supporting legs 2, a fixed bottom plate 3, a discharge pipe 4, a top fixed disk 5, a top cover structure 6 convenient to disassemble, a coupler 7, a transmission rod 8, a temperature sensor 9, an adjustable stirring frame structure 10, a red copper electric heating pipe 11, a bottom stirring cleaning frame structure 12, a heat insulation mounting frame 13, a control frame 14, an intelligent controller 15, a temperature controller 16, a control switch 17 and an exhaust gas treatment frame structure 18, wherein the supporting legs 2 are welded at four corners of the lower part of the tank body 1; the fixed bottom plate 3 is welded at the lower part of the supporting leg 2; the discharge pipe 4 is inserted at the middle lower part of the tank body 1; the top fixed disc 5 is welded on the outer side of the upper part of the tank body 1; the top cover structure 6 convenient to disassemble is arranged on the upper side of the tank body 1; the temperature sensor 9 is mounted on the left side of the inner wall of the tank body 1 through a screw; the adjustable stirring frame structure 10 is arranged at the lower part of the transmission rod 8; the red copper electric heating tubes 11 are respectively embedded at the lower sides of the inner walls of the tank bodies 1; the bottom stirring cleaning frame structure 12 is arranged at the bottom of the inner side of the tank body 1; the heat insulation mounting frame 13 is mounted at the lower part of the left side of the tank body 1 through bolts; the control frame 14 is installed on the left side of the heat insulation mounting frame 13 through bolts; the intelligent controller 15 is mounted on the inner side of the control frame 14 through screws; the temperature controller 16 is mounted on the lower part of the control frame 14 through bolts; the control switch 17 is glued on the left side of the control frame 14; the waste gas treatment frame structure 18 is arranged on the right side of the upper part of the top cover structure 6 convenient to detach; the waste gas treatment frame structure 18 comprises an L-shaped delivery pipe 181, an electromagnetic valve 182, a treatment box 183, an air outlet pipe 184, a circulating pump 185, a T-shaped guide pipe 186 and an atomizing spray nozzle 187, wherein the electromagnetic valve 182 is in threaded connection with the right side of the L-shaped delivery pipe 181; the treatment tank 183 is welded on the right side of the L-shaped delivery pipe 181; the air outlet pipe 184 is welded on the upper side of the treatment box 183; the circulating pump 185 is in threaded connection with the lower part of the front side of the L-shaped delivery pipe 181, and meanwhile, the water inlet is communicated with the bottom of the treatment tank 183; the T-shaped guide pipe 186 is in threaded connection with a water outlet pipe of the circulating pump 185, and the upper end of the T-shaped guide pipe penetrates through the top of the treatment tank 183; the inner wall upside of play tuber pipe 184 still the screw mounting have an active carbon filter screen, conveniently play filtering capability to outside combustion gas when using to avoid in the raw materials outside volatilizing gas to cause the pollution to the environment, the inboard of handling case 183 be provided with water liquid, the height of water liquid water level set up to handling two fifths of case 183 height, conveniently store water liquid temporarily when using, the bottom of handling case 183 still threaded connection have a valve, open the water liquid of two convenient processing case 183 bottoms of valve when not using and outwards discharge, atomizer 187 threaded connection both ends about T type pipe 186 lower part, conveniently when using to the air of handling the case 183 in humidify to impurity in the convenient air of outwards discharging plays the clearance function.

In the above embodiment, as shown in fig. 4, specifically, the bottom stirring and cleaning frame structure 12 includes a bottom scraping blade 121, an inverted Y-shaped fixing frame 122, a side reinforcing frame 123, a top flange 124, an elongated scraping blade 125 and a connecting ear plate 126, and the inverted Y-shaped fixing frame 122 is welded on the lower portion of the top flange 124; the lengthened scraper 125 is arranged at the left side and the right side of the upper part of the bottom scraper 121; the connecting lug plate 126 is arranged at the joint of the bottom scraping blade 121 and the lengthened scraping blade 125 through bolts; bottom doctor-bar 121 set up in the bottom of jar body 1, the bolt mounting is in the lower part of type of falling Y mount 122 simultaneously, conveniently strikes off the material sediment that adsorbs jar body 1 bottom when using, top ring flange 124 bolt mounting in the lower part of bottom ring flange 107, can drive type of falling Y mount 122 rotatory when stirring jar internal portion material thing, side reinforcing frame 123 be provided with two, side reinforcing frame 123 respectively the bolt mounting in the inboard upper portion of bottom doctor-bar 121 and type of falling Y mount 122, can increase the fixed effect to bottom doctor-bar 121 when using.

As shown in fig. 3, in the above embodiment, specifically, the detachable top cover structure 6 includes a protective top cover 61, a bottom fixing plate 62, a feeding pipe 63, a mounting seat 64, a speed reducing motor 65 and a bearing 66, where the bottom fixing plate 62 is welded to the lower portion of the outer side of the protective top cover 61; the feeding pipe 63 is inserted at the left side of the upper part of the protective top cover 61; the mounting seat 64 is welded at the middle upper part of the protective top cover 61; the speed reducing motor 65 is mounted on the upper side of the mounting seat 64 through bolts, and an output shaft penetrates through an inner ring of the bearing 66; the outer ring of the bearing 66 is embedded in the middle upper part of the protective top cover 61; the transmission rod 8 is arranged on an output shaft at the lower part of the speed reducing motor 65 through a coupler 7; the L-shaped delivery pipe 181 is inserted at the right side of the upper part of the protective top cover 61; bottom fixed disk 62 pass through the bolt fastening and install the upside at top fixed disk 5, the gap department of bottom fixed disk 62 and top fixed disk 5 still be provided with the silica gel packing ring, sealed effect when can increase bottom fixed disk 62 and top fixed disk 5 contact when using, and conveniently separate bottom fixed disk 62 and top fixed disk 5 when needs are maintained.

As shown in fig. 3, in the above embodiment, specifically, the adjustable stirring frame structure 10 includes a transmission pipe 101, a positioning blind hole 102, an adjusting sleeve 103, a fixing bolt 104, a connecting rod 105, a stirring blade 106 and a bottom flange 107, wherein the transmission pipe 101 is bolted to the lower part of the transmission rod 8; the adjusting sleeve 103 is sleeved on the outer side of the transmission pipe 101; the fixing bolt 104 penetrates through the adjusting sleeve 103 and is in threaded connection with the positioning blind hole 102; the connecting rods 105 are welded on the left side and the right side of the adjusting sleeve 103; the stirring blade 106 is mounted at one end of the connecting rod 105 far away from the adjusting sleeve 103 through a bolt; the bottom flange plate 107 is welded at the lower part of the transmission pipe 101; the utility model discloses a position of transmission pipe 101, including location blind hole 102, fixing bolt 104, adjusting sleeve 103, stirring leaf 106, location blind hole 102 be provided with a plurality ofly, location blind hole 102 set gradually from top to bottom in the front side intermediate position of transmission pipe 101, screw out fixing bolt 104 from location blind hole 102 when using to conveniently adjust the position of adjusting sleeve 103 on transmission pipe 101, so that adjust the position of connecting rod 105 and stirring leaf 106, location blind hole 102 inboard still peg graft and have the sealing plug, can avoid the material thing to enter into the inboard of location blind hole 102 when using.

Principle of operation

In the working process of the invention, when in use, raw materials of additives are guided into the inner side of the tank body 1 from the feeding pipe 63, the intelligent controller 15 is used for controlling the speed reducing motor 65 to work, the temperature controller 16 is used for controlling the red copper electric heating tube 11 to heat the inner part of the tank body 1 and controlling the heating temperature of the red copper electric heating tube 11, the speed reducing motor 65 drives the transmission pipe 101 to rotate through the coupler 7 and the transmission rod 8, so that the stirring blade 106 is driven by the connecting rod 105 to stir the inner part of the tank body 1, the inverted Y-shaped fixing frame 122 is driven by the bottom scraping blade 121 to rotate at the bottom of the tank body 1, so as to scrape materials adsorbed at the bottom of the tank body 1, after fermentation is finished, the intelligent controller 15 can be used for respectively controlling the electromagnetic valve 182 and the circulating pump 185 to supply power, the electromagnetic valve 182 is opened, the circulating pump 185 extracts water liquid at the bottom of, so that the gas that the outside is scattered all around sprays, thereby eliminate partly impurity in the gas, then outwards discharge through air-out pipe 184, utilize the active carbon filter screen in the air-out pipe 184 to filter it simultaneously, discharge the material thing that finishes fermenting from discharging pipe 4 at last, under looking for the bolt on bottom fixed disk 62 and the top fixed disk 5 when not using, and take out protection top cap 61 at the upside of jar body 1, so that maintain jar body 1 inside, adjustable adjusting sleeve pipe 103 is in the position on driving pipe 101 simultaneously, and after finishing adjusting, penetrate adjusting sleeve pipe 103 with fixing bolt 104 and fix with location blind hole 102 threaded connection, thereby adjust the interval between stirring leaf 106.

The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention.

Claims

1. The fermentation tank for producing the microbial agent is characterized by comprising a tank body (1), supporting legs (2), a fixing bottom plate (3), a discharging pipe (4), a top fixing disc (5), a top cover structure (6) which is convenient to disassemble, a coupler (7), a transmission rod (8), a temperature sensor (9), an adjustable stirring frame structure (10), a red copper electric heating pipe (11), a bottom stirring cleaning frame structure (12), a heat insulation mounting frame (13), a control frame (14), an intelligent controller (15), a temperature controller (16), a control switch (17) and a waste gas treatment frame structure (18), wherein the supporting legs (2) are welded at four corners of the lower part of the tank body (1); the fixed bottom plate (3) is welded at the lower part of the supporting leg (2); the discharge pipe (4) is inserted at the middle lower part of the tank body (1); the top fixed disc (5) is welded on the outer side of the upper part of the tank body (1); the top cover structure (6) convenient to disassemble is arranged on the upper side of the tank body (1); the temperature sensor (9) is mounted on the left side of the inner wall of the tank body (1) through screws; the adjustable stirring frame structure (10) is arranged at the lower part of the transmission rod (8); the red copper electric heating tubes (11) are respectively embedded into the lower sides of the inner walls of the tank bodies (1); the bottom stirring cleaning frame structure (12) is arranged at the bottom of the inner side of the tank body (1); the heat insulation mounting rack (13) is mounted at the lower part of the left side of the tank body (1) through bolts; the control frame (14) is installed on the left side of the heat insulation mounting frame (13) through bolts; the intelligent controller (15) is installed on the inner side of the control frame (14) through screws; the temperature controller (16) is mounted at the lower part of the control frame (14) through bolts; the control switch (17) is glued on the left side of the control frame (14); the waste gas treatment frame structure (18) is arranged on the right side of the upper part of the top cover structure (6) which is convenient to disassemble; the waste gas treatment frame structure (18) comprises an L-shaped delivery pipe (181), an electromagnetic valve (182), a treatment box (183), an air outlet pipe (184), a circulating pump (185), a T-shaped delivery pipe (186) and an atomizing spray head (187), wherein the electromagnetic valve (182) is in threaded connection with the right side of the L-shaped delivery pipe (181); the treatment box (183) is welded on the right side of the L-shaped delivery pipe (181); the air outlet pipe (184) is welded on the upper side of the treatment box (183); the circulating pump (185) is in threaded connection with the lower part of the front side of the L-shaped delivery pipe (181), and meanwhile, the water inlet is communicated with the bottom of the treatment tank (183); the T-shaped guide pipe (186) is in threaded connection with a water outlet pipe of the circulating pump (185), and the upper end of the T-shaped guide pipe penetrates through the top of the treatment tank (183).

2. The fermenter for producing microbial inoculum according to claim 1, wherein the bottom stirring and cleaning frame structure (12) comprises a bottom scraper (121), an inverted Y-shaped fixing frame (122), a side reinforcing frame (123), a top flange (124), an elongated scraper (125) and a connecting ear plate (126), wherein the inverted Y-shaped fixing frame (122) is welded at the lower part of the top flange (124); the lengthened scraper blade (125) is arranged at the left side and the right side of the upper part of the bottom scraper blade (121); the connecting lug plate (126) is arranged at the connecting part of the bottom scraping blade (121) and the lengthened scraping blade (125) through bolts.

3. The fermenter for producing microbial inoculum according to claim 1, wherein the removable top cover structure (6) comprises a protective top cover (61), a bottom fixing plate (62), a feeding pipe (63), a mounting seat (64), a speed reduction motor (65) and a bearing (66), wherein the bottom fixing plate (62) is welded at the lower part of the outer side of the protective top cover (61); the feeding pipe (63) is inserted at the left side of the upper part of the protective top cover (61); the mounting seat (64) is welded at the middle upper part of the protective top cover (61); the speed reducing motor (65) is mounted on the upper side of the mounting seat (64) through bolts, and an output shaft penetrates through an inner ring of the bearing (66); the outer ring of the bearing (66) is embedded in the middle upper part of the protective top cover (61); the transmission rod (8) is arranged on an output shaft at the lower part of the speed reducing motor (65) through a coupler (7); the L-shaped delivery pipe (181) is inserted at the right side of the upper part of the protective top cover (61).

4. The fermenter for producing microbial inoculum according to claim 1, wherein the adjustable agitator frame structure (10) comprises a transmission pipe (101), a positioning blind hole (102), an adjusting sleeve (103), a fixing bolt (104), a connecting rod (105), an agitating blade (106) and a bottom flange (107), the transmission pipe (101) is bolted to the lower part of the transmission rod (8); the adjusting sleeve (103) is sleeved outside the transmission pipe (101); the fixing bolt (104) penetrates through the adjusting sleeve (103) and is in threaded connection with the positioning blind hole (102); the connecting rods (105) are welded on the left side and the right side of the adjusting sleeve (103); the stirring blade (106) is arranged at one end of the connecting rod (105) far away from the adjusting sleeve (103) through a bolt; the bottom flange (107) is welded at the lower part of the transmission pipe (101).

5. The fermenter for producing microbial agents of claim 3, wherein the bottom fixing plate (62) is installed on the top side of the top fixing plate (5) through bolts, and a silicone gasket is further disposed in a gap between the bottom fixing plate (62) and the top fixing plate (5).

6. The fermenter for producing microbial agents of claim 4, wherein a plurality of the blind positioning holes (102) are provided, and the blind positioning holes (102) are sequentially formed in the middle of the front side of the transmission pipe (101) from top to bottom.

7. The fermenter for producing a microbial inoculum according to claim 2, wherein the bottom wiper (121) is provided at the bottom of the tank (1) while a bolt is installed at a lower portion of the inverted Y-shaped holder (122).

8. The fermenter for producing microbial agents of claim 2, wherein two of the side reinforcing frames (123) are provided, and the side reinforcing frames (123) are respectively bolted to the bottom wiper (121) and the upper inner side of the inverted-Y-shaped fixing frame (122).

9. The fermenter for producing a microbial inoculum according to claim 1, wherein the inside of the treatment tank (183) is provided with a water level set to two fifths of the height of the treatment tank (183).

10. The fermenter for producing a microbial inoculum according to claim 1, wherein the atomizer (187) is screw-coupled to the lower left and right ends of the T-shaped guide pipe (186).