CN203855525U - Anaerobic and aerobic fermentation coupling device for treating organic wastes - Google Patents

Anaerobic and aerobic fermentation coupling device for treating organic wastes Download PDF

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Publication number
CN203855525U
CN203855525U CN201420228970.2U CN201420228970U CN203855525U CN 203855525 U CN203855525 U CN 203855525U CN 201420228970 U CN201420228970 U CN 201420228970U CN 203855525 U CN203855525 U CN 203855525U
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China
Prior art keywords
tank body
rotating shaft
type
conical
cavity
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Withdrawn - After Issue
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CN201420228970.2U
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Chinese (zh)
Inventor
郑国香
杨杰
张源倍
刘天赋
朱坤展
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Northeast Agricultural University
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Northeast Agricultural University
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
    • Y02A40/20Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/10Process efficiency
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/10Process efficiency
    • Y02P20/133Renewable energy sources, e.g. sunlight
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/40Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse

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  • Processing Of Solid Wastes (AREA)
  • Treatment Of Sludge (AREA)

Abstract

The utility model relates to an anaerobic and aerobic fermentation coupling device for treating organic wastes and belongs to environmental-friendly equipment; a conical inner tank body is fixedly mounted in a cylindrical outer tank body, a hollow pipe rotary shaft on which an inversed U-shaped cavity-type upper stirring rack, a stirring teeth and a hollow-type stirring rod are fixedly mounted, can be rotatably mounted at inner sides of the cylindrical outer tank body and conical inner tank body, a cavity-type pull-on plate and a sealed pull-down plate are respectively mounted at the upper and lower ends of the conical inner tank body in a fitting manner, a spiral-pipe-type heating water jacket is mounted in the conical inner tank body, an air pump is communicated with the hollow pipe rotary shaft by virtue of an air supply pipe, a motor is connected with the hollow pipe rotary shaft by virtue of a reducer, a solar water heater is communicated with the spiral-pipe-type heating water jacket by virtue of a cold water return pipe and a hot water output pipe and the pull-on plate is communicated with a biogas collection device by virtue of an air delivery pipeline; and the device has the advantages of novel design, compact structure, energy conservation, convenient and reliable application, long running time, good working quality and high efficiency.

Description

A kind of organic waste is processed anaerobism and aerobic fermentation coupling device
Technical field
The invention belongs to environmental protection equipment, relates generally to Harmless treater of organic refuse.
Background technology
Biography is along with the quickening of China's Economic development and urbanization step, and the domestic organic garbage of generation also climbs up and up.How to process these organic wastes and process after effect become our difficult problem of puzzlement, present stage the processing mode of organic waste have burning, landfill, biological fermentation and comprehensive utilization etc.Wherein biological fermentation is the most effective processing mode, both free from environmental pollution, can also utilize the product after its fermentation.But in treating processes, have the factors very rambunctious such as temperature, meta-bolites, cause fermentation abundant not, product output seldom, and the shortcoming such as can not apply.
At present, fermentation is divided into two kinds of anaerobically fermenting and aerobic fermentations (compost), wherein, anaerobically fermenting is the decomposition of organic domestic waste under oxygen free condition, heat production hardly in decomposition course, last meta-bolites is methane, carbonic acid gas and many low molecular intermediate products, as organic acid etc.; Aerobic fermentation is the decomposition of organic domestic waste in the situation that of aerobic, produces a large amount of heats in decomposition course, and meta-bolites is carbonic acid gas and water.
In the Heilungkiang of northern China, average temperature of the whole year is 4 ℃ of left and right, and anaerobic fermentation reactor major part is at summer operation, and the operating performance in other seasons is poor.Other operations in season need to provide thermal energy (especially in the winter time) to fermentation reactor, and to maintain its basic operation, and the methane content producing very little, of low quality, greatly improved running cost, limited greatly the output of methane simultaneously.Obviously, when anaerobically fermenting is processed organic waste, temperature is one of important factor of considering, temperature should be controlled within the scope of 35-40 ℃, the methane content that now anaerobically fermenting produces is maximum, melt cinder after anaerobically fermenting has reached the standard of fertilising substantially, but the organism of the inside is not also converted into the organic matter that plant can directly absorb completely, and fertilization effect is poor.And aerobic fermentation is divided into the three phases such as intensification, high temperature, cooling.Aerobic fermentation adopts continuously feeding, and its temperature can be protected for a long time more than 35 ℃, and in the melt cinder that produces of aerobic fermentation, contains many that organic matter that plant can absorb produces than aerobic fermentation, has substantially reached the standard of fertilising.How making full use of the thermal energy producing in aerobic fermentation process offers anaerobically fermenting, guarantees that it can normally move in cold winter is to be badly in need of solving ground technical problem.
Summary of the invention
The object of the invention is exactly the problem existing for above-mentioned prior art, actual needs in conjunction with organic refuse fermentation operation, research and develop a kind of organic waste and process anaerobism and aerobic fermentation coupling device, reach and guarantee and extend anaerobically fermenting in the object of cold northern area operation duration of service, raising fermentation operation quality and effect, save energy, reduction production run cost.
The object of the invention be achieved in that being fixedly mounted with of in cylindrical outer tank body concentric conical in tank body, in described taper shape, between tank body and cylindrical outer tank body, be provided with spacing, formation aerobic fermentation alveolus; On cylindrical outer tank axon heart line position, be rotatably mounted open tube rotating shaft, described open tube rotating shaft is through tank interior in conical; On open tube rotating shaft upper lateral part, be positioned at conical tank body upper portion position and locate to be fixedly mounted with puddle support on ∏ shape cavity type, on ∏ shape cavity type, on puddle support, offer exhaust hole, on described ∏ shape cavity type, the cavity of puddle support is communicated with open tube rotating shaft tube chamber; On open tube rotating shaft lower side, be positioned at conical tank body lower portion place be fixedly mounted with the open core type of lower exhaust hole under agitator arm, under described open core type, the cavity of agitator arm is communicated with open tube rotating shaft tube chamber; Plate is fitted under open core type on agitator arm outer end; On described open tube rotating shaft middle part, be positioned at conical tank body inside line place and be fixedly mounted with stirrer gear, helix tube type heating water jacket admittedly joins and is arranged in conical interior tank body; Arm-tie and sealing lower pulling plate on cavity type are installed respectively on the upper end of tank body and bottom in described taper shape, in conical inner canister body cavity, are formed anaerobically fermenting alveolus, the cavity of arm-tie and conical interior tank body internal communication on described cavity type; On described cylindrical outer tank body top and side lower part position, be installed into respectively materials device and discharge device; Rotating shaft is connected the power input shaft of speed reduction unit with open tube with electric motor respectively with power output shaft, and air-supply duct is communicated with air pump with open tube rotating shaft tube chamber; Hot water delivery pipe's two ends are connected on solar water heater water outlet and helix tube type heating water jacket water inlet, and the two ends of the cold-water reflux pipe of equipped liquor pump are connected on the water return outlet and helix tube type heating water jacket water outlet of solar water heater; Pneumatic tube two ends are connected on cavity type on arm-tie and sludge gas collecting device, and the cavity of arm-tie on cavity type is communicated with sludge gas collecting device, so far form a kind of organic waste and process anaerobism and aerobic fermentation coupling device.
The invention adopts the combined integrate structure of tank body in the taper shape that in the cylindrical outer tank body using in aerobic fermentation operation, equipped anaerobically fermenting operation is used, cooperation is the mode to supplemental heat energy in tank body in taper shape with solar water heater, in fermentation operation process, the heat of making good use of again aerobe fermentation generation offers the needs of anaerobically fermenting operation, can realize at cold north of china in winter the fermentation operation of organic waste, have rationally novel in design, compact construction, save energy, easy to use and reliable, fault is few, long operational time, operation quality is good, the feature that efficiency is high.
Accompanying drawing explanation
Fig. 1 is that a kind of organic waste is processed anaerobism and aerobic fermentation coupling device overall structure schematic diagram.
Piece number explanation in figure:
1, solar water heater, 2, cold-water reflux pipe, 3, hot water delivery pipe, 4, puddle support on ∏ shape cavity type, 5, feeding unit, 6, open tube rotating shaft, 7, cylindrical outer tank body, 8, pneumatic tube, 9, sludge gas collecting device, 10, arm-tie on cavity type, 11, tank body in conical, 12, stirrer gear, 13, sealing lower pulling plate, 14, discharge device, 15, plate, 16, agitator arm under open core type, 17, speed reduction unit, 18, electric motor, 19, air-supply duct, 20, air pump, 21, liquor pump, 22, helix tube type heating water jacket.
Embodiment
Below in conjunction with accompanying drawing, the invention embodiment is described in detail.Organic waste is processed anaerobism and an aerobic fermentation coupling device, and tank body 11 in being fixedly mounted with of cylindrical outer tank body 7 interior concentrics is conical is provided with spacing between tank body 11 and cylindrical outer tank body 7 in described taper shape, forms aerobic fermentation alveolus; On cylindrical outer tank body 7 axial line positions, be rotatably mounted open tube rotating shaft 6, described open tube rotating shaft 6 is through tank body 11 inside in conical; On open tube rotating shaft 6 upper lateral parts, be positioned at conical tank body 11 above position be fixedly mounted with puddle support 4 on ∏ shape cavity type, on ∏ shape cavity type, on puddle support 4, offer exhaust hole, on described ∏ shape cavity type, the cavity of puddle support 4 is communicated with open tube rotating shaft 6 tube chambers; On open tube rotating shaft 6 lower sides, be positioned at conical tank body 11 lower portion places be fixedly mounted with the open core type of lower exhaust hole under agitator arm 16, under described open core type, the cavity of agitator arm 16 is communicated with open tube rotating shaft 6 tube chambers; Pulling out plate 15 is fitted under open core type on agitator arm 16 outer ends; On described open tube rotating shaft 6 middle parts, be positioned at conical tank body 11 inside line places and be fixedly mounted with stirrer gear 12, helix tube type heating water jacket 22 admittedly joins and is arranged in conical interior tank body 11; Arm-tie 10 and sealing lower pulling plate 13 on cavity type are installed respectively on the upper end of tank body 11 and bottom in described taper shape, in conical, in tank body 11 chambeies, form anaerobically fermenting alveolus, the cavity of arm-tie 10 and conical interior tank body 11 internal communication on described cavity type; On described cylindrical outer tank body 7 tops and side lower part position, be installed into respectively materials device 5 and discharge device 14; The power input shaft of speed reduction unit 17 is connected with open tube rotating shaft 6 with electric motor 18 respectively with power output shaft, and air-supply duct 19 is communicated with air pump 20 with open tube rotating shaft 6 tube chambers; Hot water delivery pipe 3 two ends are connected on solar water heater 1 water outlet and helix tube type heating water jacket 22 water inlets, and the two ends of the cold-water reflux pipe 2 of equipped liquor pump 21 are connected on the water return outlet and helix tube type heating water jacket 22 water outlets of solar water heater 1; Pneumatic tube 8 two ends are connected on cavity type on arm-tie 10 and sludge gas collecting device 9, and the cavity of arm-tie on cavity type 10 is communicated with sludge gas collecting device 9.
During operation, arm-tie on cavity type 10 is pulled open on tank body 11 in conical, conical interior tank body 11 inner chambers are communicated with cylindrical outer tank body 7 inner chambers, by organic waste from feeding unit 5 be respectively charged into conical in tank body 11 and cylindrical in the chamber of tank body 7 after, close arm-tie 10 on feeding unit 5 and cavity type, by 11 sealings of tank body in taper shape; Meanwhile, the rotary power of electric motor 18 drives open tube rotating shaft 6 to rotate through speed reduction unit 17, the gas that air pump 20 pumps on air-supply duct 19, open tube rotating shaft 6, ∏ shape cavity type under the upper exhaust hole on puddle support 4 and open core type the lower exhaust hole on agitator arm 16 enter in the aerobic fermentation region in cylindrical outer tank body 7, under open tube rotating shaft 6 drives, on ∏ shape cavity type, under puddle support 4 and open core type, the organic waste raw material in 16 pairs of cylindrical outer tank bodies 7 of agitator arm constantly stirs, and completes aerobic fermentation and processes; Stirrer gear 12 in open tube rotating shaft 6 completes the stirring operation to the organic waste in tank body 11 in conical, realizes anaerobically fermenting.Solar water heater 1, by carry out hot water service in helix tube type heating water jacket 22, under the heat heating producing, has guaranteed the requirement of the interior organic garbage anaerobic fermentation of conical interior tank body 11 to temperature in aerobic fermentation simultaneously.Methane gas arm-tie 10, pneumatic tube 8 on cavity type that anaerobically fermenting produces are sent in sludge gas collecting device 9.Open the emission treatment that discharge device 14 completes the material slag in aerobic fermentation alveolus; After deslagging finishes, pulling open sealing lower pulling plate 13 is discharged into the material slag after the interior anaerobically fermenting of tank body 11 in conical in the aerobic fermentation alveolus of cylindrical outer tank body 7, open arm-tie 10 on feeding unit 5 and cavity type, pack new organic waste material into, repeat said process.In the taper shape of cone shape, tank body 11 is conducive to organic waste provides heat at high fermentation for anaerobically fermenting, and easily organic waste is filled in cylindrical outer tank body 7 chambeies.Plate 15 is conducive to the discharge of melt cinder discharge device 14 of tank body 7 side lower parts from cylindrical, and discharge efficiency is high, and discharge is clean.

Claims (1)

1. an organic waste is processed anaerobism and aerobic fermentation coupling device, it is characterized in that: in cylindrical outer tank body (7) concentric be fixedly mounted with conical in tank body (11), between tank body in described taper shape (11) and cylindrical outer tank body (7), be provided with spacing, form aerobic fermentation alveolus; On cylindrical outer tank body (7) axial line position, be rotatably mounted open tube rotating shaft (6), described open tube rotating shaft (6) is through tank body (11) inside in conical; On open tube rotating shaft (6) upper lateral part, be positioned at conical tank body (11) above position be fixedly mounted with puddle support (4) on ∏ shape cavity type, on ∏ shape cavity type, on puddle support (4), offer upper exhaust hole, on described ∏ shape cavity type, the cavity of puddle support (4) is communicated with open tube rotating shaft (6) tube chamber; On open tube rotating shaft (6) lower side, be positioned at conical tank body (11) lower portion place be fixedly mounted with the open core type of lower exhaust hole under agitator arm (16), the cavity of agitator arm under described open core type (16) is communicated with open tube rotating shaft (6) tube chamber; Pulling out plate (15) is fitted on agitator arm under open core type (16) outer end; On described open tube rotating shaft (6) middle part, be positioned at conical tank body (11) inside line place and be fixedly mounted with stirrer gear (12), helix tube type heating water jacket (22) admittedly joins and is arranged in conical interior tank body (11); Arm-tie on cavity type (10) and sealing lower pulling plate (13) are installed respectively on the upper end of tank body in described taper shape (11) and bottom, in conical, in tank body (11) chamber, form anaerobically fermenting alveolus, the cavity of arm-tie on described cavity type (10) and conical interior tank body (11) internal communication; On described cylindrical outer tank body (7) top and side lower part position, be installed into respectively materials device (5) and discharge device (14); The power input shaft of speed reduction unit (17) is connected with open tube rotating shaft (6) with electric motor (18) respectively with power output shaft, and air-supply duct (19) is communicated with air pump (20) with open tube rotating shaft (6) tube chamber; Hot water delivery pipe's (3) two ends are connected on solar water heater (1) water outlet and helix tube type heating water jacket (22) water inlet, and the two ends of the cold-water reflux pipe (2) of equipped liquor pump (21) are connected on the water return outlet and helix tube type heating water jacket (22) water outlet of solar water heater (1); Pneumatic tube (8) two ends are connected to arm-tie on cavity type (10) and sludge gas collecting device (9) is upper, and the cavity of arm-tie on cavity type (10) is communicated with sludge gas collecting device (9).
CN201420228970.2U 2014-04-29 2014-04-29 Anaerobic and aerobic fermentation coupling device for treating organic wastes Withdrawn - After Issue CN203855525U (en)

Priority Applications (1)

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103964903A (en) * 2014-04-29 2014-08-06 东北农业大学 Anaerobic and aerobic fermentation coupling device for organic garbage treatment
WO2020043045A1 (en) * 2018-08-27 2020-03-05 河南楚汉实业集团有限公司 High efficiency one-tank biogas producer by continuous dry fermentation of straw and manure wastes and process thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103964903A (en) * 2014-04-29 2014-08-06 东北农业大学 Anaerobic and aerobic fermentation coupling device for organic garbage treatment
WO2020043045A1 (en) * 2018-08-27 2020-03-05 河南楚汉实业集团有限公司 High efficiency one-tank biogas producer by continuous dry fermentation of straw and manure wastes and process thereof

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Granted publication date: 20141001

Effective date of abandoning: 20170503