CN102093949A - Multifunctional biological solid fermentation tank - Google Patents
Multifunctional biological solid fermentation tank Download PDFInfo
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- CN102093949A CN102093949A CN2010105793177A CN201010579317A CN102093949A CN 102093949 A CN102093949 A CN 102093949A CN 2010105793177 A CN2010105793177 A CN 2010105793177A CN 201010579317 A CN201010579317 A CN 201010579317A CN 102093949 A CN102093949 A CN 102093949A
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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
- C12M21/00—Bioreactors or fermenters specially adapted for specific uses
- C12M21/16—Solid state fermenters, e.g. for koji production
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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
- C12M27/00—Means for mixing, agitating or circulating fluids in the vessel
- C12M27/02—Stirrer or mobile mixing elements
- C12M27/06—Stirrer or mobile mixing elements with horizontal or inclined stirrer shaft or axis
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Abstract
The invention relates to a multifunctional biological solid fermentation tank. The fermentation tank comprises a horizontally arranged cylindrical fermentation tank main body, wherein a feed port and an exhaust port are arranged on the fermentation tank main body, a temperature probe, a spray pipe sleeve, a pressure gauge, a viewing mirror port and a viewing mirror lamp are arranged on the fermentation tank main body, a main shaft is rotatably mounted on the axial line of the fermentation tank main body, a stirring blade is fixedly mounted on the main shaft, a horizontally arranged cylindrical discharge tank main body is connected on the fermentation tank main body, a discharge port is arranged on the discharge tank main body, a screw auger is rotatably mounted on the axial line of the discharge tank main body, and the sum of the radius of the screw auger and the radius of the stirring blade is matched with the distance from the axial line of the fermentation tank main body to the axial line of the discharge tank main body; and a steam/air main pipe is arranged below the discharge tank main body, and a steam/air branch pipe is arranged on the steam/air main pipe. According to the invention, all operations of solid fermentation are completed inside the multifunctional biological solid fermentation tank, and the problems such as single function and the like of the conventional solid fermentation equipment are thoroughly solved.
Description
Technical field
The present invention relates to the biological fermentation field of machining and machinebuilding technology, be specially a kind of multifunctional bio solid-state fermentation tank.
Background technology
Solid fermentation is risen in China, has long history in several thousand.Solid fermentation can be used for producing biological fodder, bio-feritlizer, and biological pesticide, zymin, organic acid, numerous products such as functional food have the production efficiency height, and facility investment is few, advantages such as environmentally safe.Solid fermentation is made up of water-insoluble solid, a spot of moisture and air, fermenting process production by biological thermal conductance causes moisture evaporation, make fermentation system have the solid inhomogeneous three-phase of gas-liquid, there are serious concentration gradient and heat transfer, mass transfer difficulty, be difficult to control pH, moisture, leavening temperature etc. like this, fermentation yield is descended greatly.Fairly large solid fermentation device mainly contains shallow tray fermentation at present, thick-layer ventilating fermentation pond, disc type solid fermentation, vertical tapered solid fermentor tank etc.But shallow tray fermentation exists the amount of labour used big, the easy microbiological contamination of inoculation culture link, can't large-scale production etc. shortcoming; Thick-layer ventilating fermentation pond exists the charging discharging can't automatization, and inoculation and the easy microbiological contamination of fermenting process such as can't mix at shortcoming; The disc type solid fermentation exists coefficient low, mix inhomogeneous, inoculation difficulty, shortcoming such as discharging is unclean has only single fermentation function, can't realize functions such as sterilization, vacuum dehydrating at lower temperature; Vertical tapered solid exists the fermentor tank mixing of materials inhomogeneous, and energy consumption is big, and inoculation difficulty can't uniform mixing to material in the fermenting process, problems such as non-uniform temperature.Therefore there are many shortcomings in existing solid fermentation apparatus, and the production application of solid fermentation is almost stayed cool, and can't realize the commercial scale production of solid fermentation.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, provide a kind of functions such as required sterilization, cooling, liquid inoculation, temperature control, fermentation, control are wet, ventilation, vacuum drying of can fermenting to solid materials in solid-state fermentation tank, to finish simultaneously, solid materials is formed in tank body circulate, and can realize totally multifunctional bio solid-state fermentation tank completely of self-emptying and discharging.
According to technical scheme provided by the invention, described multifunctional bio solid-state fermentation tank, comprise cylindric horizontal fermentor tank main body, on the fermentor tank main body, be provided with opening for feed and venting port, on the fermentor tank main body, be provided with temp probe, the spraying pipe box, tensimeter, visor mouth and visor lamp, has fog-spray nozzle in the spraying pipe box, on the axis of fermentor tank main body, rotating spindle is installed, on main shaft, be installed with agitating vane, the end of described agitating vane and fermentor tank main body inner wall are Elastic Contact, on the fermentor tank main body, be connected with cylindric horizontal discharge tank main body, the discharge tank main body is communicated with the internal cavities of fermentor tank main body, on the discharge tank main body, be provided with discharge port, on the axis of discharge tank main body, be rotatablely equipped with screw auger; The radius sum of the radius of described screw auger and agitating vane and the axis of fermentor tank main body to distance between the axis of discharge tank main body adapts; Be provided with steam, the air person in charge below the discharge tank main body, steam, air are responsible for and are provided with steam, air isocon, and steam, air are responsible for and are connected by steam, air isocon with the discharge tank main body.
Outer wall in described fermentor tank main body is installed with insulation jacket, is provided with chuck water-in and chuck water outlet on insulation jacket.
The air pressure cap is installed on the venting port of described fermentor tank main body, and the air pressure cap has vacuum buffer tank by pipe connection, and air decompression electrovalve is installed on the pipeline between air pressure cap and the vacuum buffer tank; On vacuum buffer tank, be connected with the vacuum steam separator, on the vacuum steam separator, be connected with the vacuum cooling tower.
Beneficial effect of the present invention is: the solid fermentation all operations all can be finished in multifunctional bio solid-state fermentation tank of the present invention, thoroughly solved conventional solid fermentation equipment function singleness, easily microbiological contamination, labor capacity is big, coefficient is low, difficult problems such as uncontrollable mixing stirring, temperature, humidity have realized commercial scale production, have reduced production cost and facility investment.
Description of drawings
Fig. 1 is an one-piece construction synoptic diagram of the present invention.
Fig. 2 is A-A sectional view of Fig. 1.
Embodiment
The invention will be further described below in conjunction with concrete drawings and Examples.
As shown in the figure, the present invention is mainly by discharge port 1, screw auger 2, temp probe 3, axle sleeve 4, fog-spray nozzle 5, spraying pipe box 6, tensimeter 7, air pressure cap 8, opening for feed 9, insulation jacket layer 10, bearing big envelope 11, bearing support 12, main shaft 13, steam, air isocon 14, steam, air is responsible for 15, air decompression electrovalve 16, vacuum buffer tank 17, vacuum steam separator 18, vacuum cooling tower 19, cooling-water pump 20, vacuum pump 21, visor mouth 22, agitating vane 23, chuck water-in 24, chuck water outlet 25, visor lamp 26, fermentor tank main body 27 constitutes with discharge tank main body 28 parts such as grade.
This multifunctional bio solid-state fermentation tank, comprise cylindric horizontal fermentor tank main body 27, on fermentor tank main body 27, be provided with opening for feed 9 and venting port, on fermentor tank main body 27, be provided with temp probe 3, spraying pipe box 6, tensimeter 7, visor mouth 22 and visor lamp 26, has fog-spray nozzle 5 in the spraying pipe box 6, on the axis of fermentor tank main body 27, pass through axle sleeve 4, bearing big envelope 11 is rotatablely equipped with main shaft 13 with bearing support 12, on main shaft 13, be installed with agitating vane 23, the end of described agitating vane 23 and fermentor tank main body 27 inwalls are Elastic Contact, on fermentor tank main body 27, be connected with cylindric horizontal discharge tank main body 28, discharge tank main body 28 is communicated with the internal cavities of fermentor tank main body 27, on discharge tank main body 28, be provided with discharge port 1, on the axis of discharge tank main body 28, be rotatablely equipped with screw auger 2; Be provided with steam, air and be responsible for 15 below discharge tank main body 28, steam, air are responsible for 15 and are provided with steam, air isocon 14, and steam, air are responsible for 15 and are connected by steam, air isocon 14 with discharge tank main body 28.
The radius sum of the radius of described screw auger 2 and agitating vane 23 and the axis of fermentor tank main body 27 adapt to distance between the axis of discharge tank main body 28, and the radius sum of the radius of promptly described screw auger 2 and agitating vane 23 is slightly less than distance between the axis of the axis of fermentor tank main body 27 and discharge tank main body 28;
Outer wall in described fermentor tank main body 27 is installed with insulation jacket 10, is provided with chuck water-in 24 and chuck water outlet 5 on insulation jacket 10.
Agitating vane 23 is connected on the main shaft 13, and after electric motor driving main shaft 13, material were added by opening for feed 9, agitating vane 23 stirred and promotes material and moves forward.
Discharge tank main body 28 links to each other with fermentor tank main body 27, is dropped to automatically by the material in the fermentor tank main body 27 in the discharge tank main body 28 of below.
Screw auger 2 in the discharge tank main body 28 is promoted discharge tank main body 28 interior materials and is moved in the other direction by electric motor driving, reaches jar effect of interior material circulation well blend.Fermentation ends, the turning direction of change discharge tank main body 28 internal screw augers 2 can reach the self-emptying purpose.
Steam, air shunt conduit 14 link to each other with discharge tank main body 28, steam, air shunt conduit 14 link to each other with steam, gas main duct 15, steam or air can enter in the jar by steam, gas main duct 15, can realize sterilization, cooling, the ventilation purpose of material.
Spraying pipe box 6 links to each other with the solid fermentation tank body, and dress fog-spray nozzle 5 in the spraying pipe box 6 is compressed into fermentor tank main body 27 to liquid spawn by spraying pipe box 6 by sterile air pressure, realizes automatically evenly inoculation, regulates the humidity function.
Fermentor tank main body 27 external welding insulation jacket 10, thermostat(t)ed water are by chuck water-in 24, and chuck water outlet 25 reaches control leavening temperature purpose.
Air decompression electrovalve 16 is responsible for vacuum buffer tank 17 and is linked to each other, the purpose of air-flow pulse and attemperation in the realization fermenting process.
Fermentation raw material arrives in the fermentor tank main body 27 by machinery or hand-fed from opening for feed 9, and feeding quantity is a jar cumulative volume about 50%, adds suitable moisture; The auger motor of starting speed governing master's motor and discharge tank main body 28, agitating vane 23 stirs with screw auger 2 motion in the other direction, and material in fermentor tank main body 27, the discharge tank main body 28 is stirred, and makes material reach even; Sealing charging opening 9, bottom main steam header 15 by discharge tank main body 28 belows and steam diversion pipe 14 feed 120 ~ 125 ℃ of steams material are carried out high-temperature sterilization; Cool off in insulation jacket 10 feeding water coolants by chuck water-in 24, chuck water outlet 25, be cooled to predetermined leavening temperature; Fermentor tank main body 27 tops have a plurality of fog-spray nozzle 5 usefulness aseptic compressed airs that the liquid seeds in the seeding tank is sprayed in the solid-state fermentation tank; Steam, air isocon 14 by discharge tank main body 28 bottoms are responsible for 15 logical sterile air pressurizes with steam, air; Venting port air pressure cap 8 and air decompression electrovalve 16 control free air deliveries are arranged on tank body top; Fermentor tank main body 27 internal pressure table 7 pressure reach when preestablishing pressure, open vent valve automatically by air decompression electrovalve 16 on the vapor pipe, and material in the fermentor tank main body 27 is carried out dynamic temperature-regulating, and damping and pulse mix; Fermentation ends, steam off, air are responsible for the valve on 15, and logical hot water or directly logical steam heat material in the fermentor tank main body 27 in insulation jacket 10; After having arrived certain temperature, pulling vacuum on exhaust pipe makes to reach the dried baking of low temperature purpose outside material moisture content is pulled out fermentor tank main body 27, and dried baking of low temperature is scheduled to moisture; Open discharge port 1, start speed regulating motor, agitating vane 23 will fully clean automatically discharging with screw auger 2.
Fermentor tank main body 27 structures are horizontal, agitating vane 23 is installed in fermentor tank main body 27, fermentor tank main body 27 below one have been installed discharge tank main body 28, screw auger is set in discharge tank main body 28 advances the blade sheet, material stainless steel or carbon steel, insulation jacket 10 and steam, air are responsible for 15 insulation coolings; Agitating vane 23 in when work fermentor tank main body 27 for just changeing with discharge tank main body 28 in screw auger 2 be reversed to one, the screw augers 2 in the discharge tank main body 28 material to opposite direction equilibrium propelling; Open discharge port 1 during discharging, start screw auger 2 self-emptyings in the discharge tank main body 28, no ramming material in jar, it is convenient to clean.Temperature automatically controlled, ventilation, automatic stepless speed-regulating control agitating vane 23 and screw auger 2 rotating speeds, adopt the aseptic steam in bottom, air isocon 14 to ventilate, can adopt multiple draft type to different solid materialss, as adopting the air-flow pulse mode to make a jar interior material roll temperature in the controlling tank, moisture content and amount of oxygen up and down, rotate by screw blade, about when material is moved in fermentor tank main body 27, about roll and make material in fermentor tank main body 27, not change dead and be bonded together, make material distributed equalization in fermentor tank main body 27.
The present invention adopts steam, the air main flow pipe 15 under discharge tank main body 28 to switch to steam, makes material high-temperature sterilization in the fermentor tank main body 27, reaches aseptic requirement; Steam, air isocon 14, steam, air under insulation jacket 10 logical water coolants and the discharge tank main body 28 is responsible for 15 logical sterile airs and cooled off fast; Adopt fermentor tank main body 27 top injection spray pipes to insert liquid seeds and since the agitating vanes 23 in the fermentor tank main body 27 for just changeing with discharge tank main body 28 in screw auger 2 counter-rotatings, material rolls at the jar internal recycle, so seed and mixing of materials are very even; Steam, air main flow pipe 15 switch to sterile air in the fermenting process, or adopt the air-flow pulse mode that fermentor tank main body 27 is thrown with discharge tank main body 28 interior materials and let out, and reach measures such as insulation jacket 10 water flowings, control fermentation jar temperature and air flow; Because fermentation is carried out in airtight jar, has realized pollution-free fermentation; After the fermentation ends, insulation interlayer 10 is heated, and with water-ring vacuum pump pulling vacuum drying, makes to reach desired moisture in the material; Start screw auger 2 self-emptyings in the discharge tank main body 28, almost do not have salvage stores in jar.So multifunctional bio solid-state fermentation tank of the present invention, can finish operating process such as the required sterilization of solid materials fermentation, cooling, liquid inoculation, temperature control, fermentation, control are wet, ventilation, vacuum drying, and owing to adopt insulation jacket 10 coolings and steam, air isocon 14, steam, the air person in charge 15 or two kinds of temperature control methods of pulse ventilation, the burning Qu Wenti that has avoided the too high generation bulk fermentation of material thickness heat to cause, therefore biosolids fermentor tank volume of the present invention and coefficient all improve a lot, and can realize commercial scale production.
The present invention adopts unique two stirring systems, promptly in fermentor tank main body 27, install agitating vane 23, with discharge tank main body 28 in screw auger 2 be set match, solid materials is formed in fermentor tank main body 27 and discharge tank main body 28 to circulate, thorough mixing is avoided using repeatedly motor just changeing stirring ununiformity and the material that causes that reverse and is tied dead problem; From 28 times directly logical steam sterilizings of discharge tank main body, blowing air cooling, aerobic fermentation; Adopt tank body top to have a plurality of fog-spray nozzles 5 to spray inoculation, the damping of also can spraying water realizes evenly inoculation and controlling moisture; Can carry out the low-shearing power thorough mixing to material during the fermentation, but and self-emptying.
Claims (3)
1. multifunctional bio solid-state fermentation tank, comprise cylindric horizontal fermentor tank main body (27), on fermentor tank main body (27), be provided with opening for feed (9) and venting port, on fermentor tank main body (27), be provided with temp probe (3), spraying pipe box (6), tensimeter (7), visor mouth (22) and visor lamp (26), has fog-spray nozzle (5) in the spraying pipe box (6), on the axis of fermentor tank main body (27), be rotatablely equipped with main shaft (13), on main shaft (13), be installed with agitating vane (23), the end of described agitating vane (23) and fermentor tank main body (27) inwall are Elastic Contact, it is characterized in that: on fermentor tank main body (27), be connected with cylindric horizontal discharge tank main body (28), discharge tank main body (28) is communicated with the internal cavities of fermentor tank main body (27), on discharge tank main body (28), be provided with discharge port (1), on the axis of discharge tank main body (28), be rotatablely equipped with screw auger (2); The axis of the radius sum of the radius of described screw auger (2) and agitating vane (23) and fermentor tank main body (27) to distance between the axis of discharge tank main body (28) adapts; Be provided with steam, the air person in charge (15) in the below of discharge tank main body (28), steam, air are responsible for (15) and are provided with steam, air isocon (14), and steam, air are responsible for (15) and are connected by steam, air isocon (14) with discharge tank main body (28).
2. multifunctional bio solid-state fermentation tank as claimed in claim 1, it is characterized in that: the outer wall in described fermentor tank main body (27) is installed with insulation jacket (10), is provided with chuck water-in (24) and chuck water outlet (5) on insulation jacket (10).
3. multifunctional bio solid-state fermentation tank as claimed in claim 1, it is characterized in that: air pressure cap (8) is installed on the venting port of described fermentor tank main body (27), air pressure cap (8) has vacuum buffer tank (17) by pipe connection, and air decompression electrovalve (16) is installed on the pipeline between air pressure cap (8) and the vacuum buffer tank (17); On vacuum buffer tank (17), be connected with vacuum steam separator (18), on vacuum steam separator (18), be connected with vacuum cooling tower (19).
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010105793177A CN102093949A (en) | 2010-12-08 | 2010-12-08 | Multifunctional biological solid fermentation tank |
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| CN2010105793177A CN102093949A (en) | 2010-12-08 | 2010-12-08 | Multifunctional biological solid fermentation tank |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102634454A (en) * | 2012-04-27 | 2012-08-15 | 镇江江工生物工程成套设备有限公司 | Solid-state rapid sterilizing microorganism reactor and control method thereof |
| CN103115477A (en) * | 2012-11-23 | 2013-05-22 | 华南再生资源（中山）有限公司 | Automatic discharging multi-stage drying device |
| CN103911282A (en) * | 2013-01-06 | 2014-07-09 | 北大工学院绍兴技术研究院 | Fermentation apparatus |
| CN105462813A (en) * | 2016-01-05 | 2016-04-06 | 贵州省轻工业科学研究所 | Combined mechanical ventilation fermenting and drying dual-purpose tank |
| CN106431541A (en) * | 2016-08-31 | 2017-02-22 | 辜再元 | Waste treatment device |
| CN106591053A (en) * | 2017-01-13 | 2017-04-26 | 武汉亚讯环保科技有限公司 | Intelligent and automatic controlled fermentation system |
| CN106866197A (en) * | 2017-03-21 | 2017-06-20 | 北京九宇金泰生物技术有限公司 | A kind of edible fungus fermented device |
| CN107019936A (en) * | 2017-04-28 | 2017-08-08 | 上海数郜机电有限公司 | It is a kind of not influence the degassing tank of each Ingredient in sauce in degassing |
| CN107099446A (en) * | 2016-02-20 | 2017-08-29 | 北京科林思源能源环境科技发展有限责任公司 | A kind of novel horizontal dry fermentation device |
| CN108690800A (en) * | 2018-06-28 | 2018-10-23 | 湖北希普生物科技有限公司 | A kind of solid-state fermentation tank |
| CN110885261A (en) * | 2019-11-13 | 2020-03-17 | 南京三美农业发展有限公司 | Fermentation production process of organic fertilizer |
| CN112410201A (en) * | 2020-10-21 | 2021-02-26 | 青岛贝宝海洋科技有限公司 | Feed mixing equipment and control method thereof |
| CN114907967A (en) * | 2022-05-18 | 2022-08-16 | 北京四良科技有限公司 | Integrated equipment, processing method and system for resourceful treatment of dining table residual food |
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| CN2784419Y (en) * | 2005-04-28 | 2006-05-31 | 董鸣放 | Solid fermentation tank |
| CN101955883A (en) * | 2009-07-14 | 2011-01-26 | 江南大学 | Multifunctional biological solid fermentation tank |
| CN201873685U (en) * | 2010-12-08 | 2011-06-22 | 江南大学 | Multifunctional biological solid fermentation tank |
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| CN86108918A (en) * | 1986-12-30 | 1987-11-11 | 郑州工学院 | The fermentor tank that has novel hybrid element |
| CN2784419Y (en) * | 2005-04-28 | 2006-05-31 | 董鸣放 | Solid fermentation tank |
| CN101955883A (en) * | 2009-07-14 | 2011-01-26 | 江南大学 | Multifunctional biological solid fermentation tank |
| CN201873685U (en) * | 2010-12-08 | 2011-06-22 | 江南大学 | Multifunctional biological solid fermentation tank |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102634454A (en) * | 2012-04-27 | 2012-08-15 | 镇江江工生物工程成套设备有限公司 | Solid-state rapid sterilizing microorganism reactor and control method thereof |
| CN103115477A (en) * | 2012-11-23 | 2013-05-22 | 华南再生资源（中山）有限公司 | Automatic discharging multi-stage drying device |
| CN103115477B (en) * | 2012-11-23 | 2015-04-22 | 华南再生资源（中山）有限公司 | Automatic discharging multi-stage drying device |
| CN103911282A (en) * | 2013-01-06 | 2014-07-09 | 北大工学院绍兴技术研究院 | Fermentation apparatus |
| CN105462813A (en) * | 2016-01-05 | 2016-04-06 | 贵州省轻工业科学研究所 | Combined mechanical ventilation fermenting and drying dual-purpose tank |
| CN107099446A (en) * | 2016-02-20 | 2017-08-29 | 北京科林思源能源环境科技发展有限责任公司 | A kind of novel horizontal dry fermentation device |
| CN106431541A (en) * | 2016-08-31 | 2017-02-22 | 辜再元 | Waste treatment device |
| CN106591053A (en) * | 2017-01-13 | 2017-04-26 | 武汉亚讯环保科技有限公司 | Intelligent and automatic controlled fermentation system |
| CN106866197A (en) * | 2017-03-21 | 2017-06-20 | 北京九宇金泰生物技术有限公司 | A kind of edible fungus fermented device |
| CN107019936A (en) * | 2017-04-28 | 2017-08-08 | 上海数郜机电有限公司 | It is a kind of not influence the degassing tank of each Ingredient in sauce in degassing |
| CN108690800A (en) * | 2018-06-28 | 2018-10-23 | 湖北希普生物科技有限公司 | A kind of solid-state fermentation tank |
| CN108690800B (en) * | 2018-06-28 | 2023-11-21 | 湖北希普生物科技有限公司 | Solid fermentation tank |
| CN110885261A (en) * | 2019-11-13 | 2020-03-17 | 南京三美农业发展有限公司 | Fermentation production process of organic fertilizer |
| CN112410201A (en) * | 2020-10-21 | 2021-02-26 | 青岛贝宝海洋科技有限公司 | Feed mixing equipment and control method thereof |
| CN114907967A (en) * | 2022-05-18 | 2022-08-16 | 北京四良科技有限公司 | Integrated equipment, processing method and system for resourceful treatment of dining table residual food |
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Application publication date: 20110615 |