CN205576130U

CN205576130U - High -efficient gas fermentation vat of producing

Info

Publication number: CN205576130U
Application number: CN201620296384.0U
Authority: CN
Inventors: 陈士良
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-04-12
Filing date: 2016-04-12
Publication date: 2016-09-14
Anticipated expiration: 2026-04-12

Abstract

The utility model discloses a high -efficient gas fermentation vat of producing, including cell body, lid, feed inlet, discharge gate and gas vent, be equipped with the deposit room in the cell body in proper order, produce air chamber and ascending room, the feed inlet communicates with the upper portion of deposit room, and the discharge gate communicates with the upper portion of the room of rising, the bottom of producing the air chamber will be produced the air chamber and divide into first products air chamber and second product air chamber through being set up a dividing wall, the bottom of deposit room and the bottom intercommunication of first product air chamber, and first products air chamber top and second product air chamber top intercommunication, the bottom that air chamber bottom and the room of rising were produced to the second communicates, first produce the air chamber bulky in the volume of second product air chamber, the feed inlet is in on the same A level with the discharge gate, the dividing wall top is located below the A level. The utility model discloses simple structure, material mobile good, space utilization is high, has avoided breeding of oxygen bearing fungus, has improved the factor of created gase, and the gas outgoing volume is big, and the exhaust waste residue is the gassiness body basically not.

Description

Efficient aerogenesis fermentation vat

Technical field

This utility model belongs to sewage treatment area, especially relates to a kind of efficient aerogenesis fermentation vat.

Background technology

China's urban construction is all to imitate Europe concentrated Urbanization Mode, actual walk the Que Shi U.S. spread the road of formula urbanization.Cause China's environmental crisis also will continue, gathering especially with urban population, the expansion of industry, water resources crisis, climate change, energy crisis, with treatment pressure of sewage by increasing, due to smeltery, paper mill, detergent factory, printing and dyeing mill, the sewage such as tannery contain different noxious pollutant and heavy metal thus cause sewage plant sludge to contain heavy metal, farmland directly uses trade effluent to irrigate, fertilizer is made with sewage plant sludge, it is degrading the original physicochemical character of soil, its result is that Land Productivity goes down, product quality deteriorates and the mankind and animals and plants is caused serious harm.

18 greatly reports clearly propose ecosystem to be strengthened and environmental conservation dynamics, prevention and cure of pollution such as " highlight environmental problem and attach most importance to solving infringement health of the masses, " fortified water, air, soil.This means to take a new road to industrialization, strengthen the value that scientific and technical innovation is created, rather than become originally to rob value by sacrificialing environment, facts have proved since the 16th National Congress of Communist Party of China, concerning the life-blood of the national economy and the key area of national security, real core technology and key technology can only lean on ourselves, have independent intellectual property right, could really the destiny of national development with safety firmly be rested in oneself hands, by 2035, the energy demand of China will account for more than the 50% of the whole world, coming decade, industry, agricultural, aggravation with urban water problem, have to look for the Chinese solution of water problems.

Being feces according to investigation municipal sewage sludge great majority, mud is contained within heavy metal, and extraction cost is the highest, and sewage and the toxic heavy metal majority of Sewage Plant derives from industry again.It is reported, Sichuan is rural methane facilities development starting one of area earlier, the whole nation, rural area methane-generating pit achieves the harmless treatment of the main garbage in rural area, last output biogas (methane), biogas slurry, the biogas residue such as feces, straw, organic waste, support agricultural, nearly 20,000,000 peasants in Sichuan have used clean energy resource, are peasant's cutting down expenditures and increasing income 6,000,000,000 yuan every year.Unfortunately methane-generating pit reloads the most greatly 1 time general every half a year, it is generally required to about time-consuming January during the most clear pond, it is impossible to using continuously, winter temperature cannot aerogenesis less than 10 DEG C.

Accordingly, Chinese patent CN 103289884 discloses a kind of gassy fermentation pond, and its structure is ingenious, can continuous charging, continuous gas generation, remove useless biogas residue liquid the most continuously, and clear up conveniently, factor of created gase is high, and space availability ratio is high.But inevitably it is mixed into air in above-mentioned gassy fermentation pond, the existence of oxygen-containing bacterium in causing gassy fermentation pond, it is unfavorable for that the fermentation of biogas produces.

Utility model content

In order to overcome the deficiencies in the prior art, this utility model provides the efficient aerogenesis fermentation vat that a kind of simple in construction, Matter Transfer are efficient, can completely cut off air.

This utility model solves its technical problem and be the technical scheme is that a kind of efficient aerogenesis fermentation vat, including cell body, cover in cell body opening part and with cell body seal coordinates lid, for material enter charging aperture, for material discharge discharging opening and for the air vent that gas is discharged, it is sequentially provided with expansion chamber, aerogenesis room in described cell body and rises room, described charging aperture connects with the top of expansion chamber, and discharging opening connects with the top rising room；Aerogenesis room is divided into the first aerogenesis room and the second aerogenesis room by arranging partition wall by the bottom of aerogenesis room, the bottom of described expansion chamber connects with the bottom of the first aerogenesis room, first produces plenum roof and second produces plenum roof connection, connecting with the bottom rising room bottom second aerogenesis room, the volume of described first aerogenesis room is more than the volume of the second aerogenesis room；Described charging aperture and discharge outlet are in same A level height, and described dividing wall top is positioned at below A level height.The width of the first aerogenesis room lengthens in the first aerogenesis indoor residence time more than the width of the second aerogenesis room, the volume of the i.e. first aerogenesis room more than the volume of the second aerogenesis room, material, contributes to material and preferably ferment, improve factor of created gase；After the material output gas that first aerogenesis is indoor, climb over dividing wall, move to the bottom of the second aerogenesis room, until the whole space between charging aperture and discharging opening filled by material, can continue to discharge in the second aerogenesis indoor at the first material of not draining gas of aerogenesis indoor, by gas fully, discharge completely；The height of dividing wall is set lower than the height of discharging opening, the existence of difference in height makes dividing wall by water seal in charging aperture and the lower section of discharging opening, not only promote the backflow of liquid between the first aerogenesis room and the second aerogenesis room, accelerate the circulation of material, avoid the generation at dead angle, aerogenesis indoor, and avoid aerogenesis indoor to grow oxygen-containing bacterium, improve the efficiency producing biogas, it is prone to produce the discharge of gas, improves exhaust rate.

Further, described lid is made up of plastic-steel material.The intensity of plastic-steel material is high, it is simple to changes, extends the service life of fermentation vat.

Further, described aerogenesis indoor are provided with the agitation part for stirring feed liquid.Agitation part agitation feed liquid accelerates the discharge of gas, promotes the circulation of material, prevents material liquid surface from luming.

Further, what described aerogenesis indoor were positioned at agitation part is arranged over black box, and this black box includes sealing member, and this sealing member is provided with and the extraneous conduit communicated and the multiple nozzles that can form high-pressure fog.Extraneous steam or biogas slurry can enter in the chamber that sealing member is formed by conduit, by nozzle, steam or biogas slurry are sprayed again, due to the intensive setting of nozzle, can be with the intermediate space of the whole sealing member of water seal or sealing gland, thus when changeing agitation part, it is ensured that aerogenesis room is in sealing state.

Further, described discharging opening is provided with the first passage for exporting biogas slurry and for exporting the second channel of biogas residue, and first passage is positioned at second channel top position.Biogas slurry being discharged from first passage above, biogas residue discharged from following second channel, separate more quickly effectively, the sparge pipe that isolated biogas slurry can directly be communicated on lid again, biogas slurry is passed through the first aerogenesis room for stirring material by sparge pipe.

Further, described product plenum roof is provided with sparge pipe, and this sparge pipe is connected with first passage.It is indoor that biogas slurry in first passage can spray into aerogenesis by sparge pipe, the material that agitation aerogenesis is indoor, accelerates Matter Transfer and aerofluxus.

The beneficial effects of the utility model are, simple in construction, the good fluidity of material, and space availability ratio is high, and aerogenesis indoor do not have air, it is to avoid growing of oxygen-containing bacterium, improve factor of created gase, and gas discharge amount is big, and the waste residue of discharge is substantially free of gas.

Accompanying drawing explanation

Fig. 1 is cross-sectional view of the present utility model.

Fig. 2 is the structural representation of black box.

Detailed description of the invention

In order to make those skilled in the art be better understood from this utility model scheme, below in conjunction with the accompanying drawing in this utility model embodiment, technical scheme in this utility model embodiment is carried out clear, complete description, obviously, described embodiment is only a part of embodiment of the present utility model rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, all should belong to the scope of this utility model protection.

With reference to shown in Fig. 1, a kind of efficient aerogenesis fermentation vat, including cell body 1, lid 2, supply the charging aperture 11 of material entrance, for the discharging opening 12 of material discharge and for the air vent 3 discharged by gas, lid 2 covers in cell body opening part, available plastic-steel is made, can certainly make by materials such as armored concrete, and be coordinated with cell body 1 sealing by bolt 17, the front end of charging aperture 11 connects one for material carries out the weighing area of initial fermentation；Sidewall and the bottom of described cell body 1 all can be made up of reinforced concrete, it is also possible to make with plastic-steel.

Being sequentially provided with expansion chamber 13, aerogenesis room in cell body 1 and rise room 16, described charging aperture 11 connects with the top of expansion chamber 13, and discharging opening 12 connects with the top rising room 16；Aerogenesis room is divided into the first aerogenesis room 14 and the second aerogenesis room 15 by arranging partition wall 141 by the bottom of aerogenesis room；The bottom of described expansion chamber 13 connects with the bottom of the first aerogenesis room 14, and the first top, aerogenesis room 14 connects with the second top, aerogenesis room 15, connects with the bottom rising room 16 bottom the second aerogenesis room 15.

Dividing wall 141 is located close to the side of discharging opening 12, and the width of the i.e. first aerogenesis room 14 is more than the width of the second aerogenesis room 15, and the volume of the first aerogenesis room 14 is more than the volume of the second aerogenesis room 15.The bottom of charging aperture 11 is positioned in same level with the bottom of discharging opening 12, i.e., on A horizontal plane, the horizontal plane at place, dividing wall 141 top is less than the horizontal plane of the bottom of charging aperture 11 and the place, bottom of discharging opening 12.Now dividing wall 141 is by water seal between charging aperture 11 and discharging opening 12, and liquid can produce backflow between the first aerogenesis room 14 and the second aerogenesis room 15, accelerates the circulation of material, not only will not produce dead angle, and beneficially aerofluxus.Aerogenesis indoor are completely cut off completely with air, and aerogenesis room will not grow oxygen-containing bacterium, and the generation rate of biogas is high.

Rising room 16 and be provided with a material sucking port 161, this material sucking port 161 connects one for the device for suction material of compressing material, and this device for suction material can be vacuum cleaning truck or soil pick-up pump；Described aerogenesis room is provided with sealed light-transmitting window 6 of material liquid surface change in observing it, typically lid 2 is arranged to light-transmitting materials, not only convenient observation fermentation situation, it is also possible to utilizes sunlight to heat, saves energy.Being positioned at the first side, aerogenesis room 14 on dividing wall 141 and be provided with thermocouple thermometer 5, the reading on thermocouple thermometer 5 exports Control Room, can be monitored the temperature that the first aerogenesis is indoor in real time.

Described expansion chamber 13 is provided with the charging observation panel 131 for observing material sedimentation situation, the material aerogenesis situation in Real Time Observation expansion chamber 13, if emerging more bubble in finding expansion chamber 13, can suitably adjust the temperature in weighing area, remedying in time.

On discharging opening 12, jag forms first passage 121 and second channel 122, first passage 121 is positioned at the top of second channel 122, due to action of gravity, the biogas residue that discharging opening 12 is discharged is discharged by second channel 122, second channel 122 end is provided with the gate 123 for opening and closing second channel 122, and the biogas slurry of discharge is discharged by first passage 121.

Aerogenesis indoor are provided with the agitation part 142 for preventing material liquid surface from luming, in the present embodiment, being arranged in the first aerogenesis room 14, one end of agitation part 142 is stretched in the material in the first aerogenesis room 14, material in first aerogenesis room 14 is stirred, accelerates circulation and the discharge of gas of material.Aerogenesis indoor are additionally provided with sparge pipe 4, and the biogas slurry that discharging opening 12 is discharged can enter the second aerogenesis room 15 by this sparge pipe 4 and stir the material in the second aerogenesis room 15.

With reference to shown in Fig. 2, sealing member 143 is close-coupled at cell body 1 and is positioned on the medial wall above agitation part 142, when stirring part 142 damage and needing to change, when removing the pool wall being positioned at agitation part 142 top position, the annular seal space indoor ringwise formed to sealing member 143 by conduit 144 are filled with biogas slurry or steam, multiple nozzle 145 the most uniformly it is densely covered with on the sidewall of sealing member 143, biogas slurry or steam form high-pressure fog by each nozzle 145 and spray, and spray and can spray at least position, sealing member 143 center of circle after ejection at nozzle 145, thus form water seal or sealing gland at the hollow position of sealing member 143, when avoiding changing agitation part 142, the sealing of aerogenesis indoor is destroyed, affect the gas producing efficiency in gassy fermentation pond.

Above-mentioned detailed description of the invention is used for illustrating this utility model; rather than this utility model is limited; in spirit of the present utility model and scope of the claims, any modifications and changes that this utility model is made, both fall within protection domain of the present utility model.

Claims

1. an efficient aerogenesis fermentation vat, including cell body (1), cover in cell body (1) opening part and the lid (2) coordinated with cell body (1) sealing, the charging aperture (11), the discharging opening (12) discharged for material that enter for material and be used for the air vent (3) discharged by gas, it is sequentially provided with expansion chamber (13), aerogenesis room in described cell body (1) and rises room (16), described charging aperture (11) connects with the top of expansion chamber (13), and discharging opening (12) connects with the top rising room (16)；Aerogenesis room is divided into the first aerogenesis room (14) and the second aerogenesis room (15) by arranging partition wall (141) by the bottom of aerogenesis room, the bottom of described expansion chamber (13) connects with the bottom of the first aerogenesis room (14), first aerogenesis room (14) top connects with the second aerogenesis room (15) top, second bottom, aerogenesis room (15) connects with the bottom rising room (16), it is characterised in that: the volume of described first aerogenesis room (14) is more than the volume of the second aerogenesis room (15)；Described charging aperture (11) and discharging opening (12) are in same A level height, and described dividing wall (141) top is positioned at below A level height.

Gassy fermentation pond the most according to claim 1, it is characterised in that: described lid (2) is made up of plastic-steel material.

Gassy fermentation pond the most according to claim 1, it is characterised in that: described aerogenesis indoor are provided with the agitation part (142) for stirring feed liquid.

Gassy fermentation pond the most according to claim 3, it is characterized in that: described aerogenesis indoor be positioned at agitation part (142) be arranged over black box, this black box includes that sealing member (143), this sealing member (143) are provided with the conduit (144) communicated with the external world and the multiple nozzles (145) that can form high-pressure fog.

Gassy fermentation pond the most according to claim 1, it is characterized in that: described discharging opening (12) is provided with the first passage (121) for exporting biogas slurry and for exporting the second channel (122) of biogas residue, and first passage (121) is positioned at second channel (122) top position.

Gassy fermentation pond the most according to claim 5, it is characterised in that: described product plenum roof is provided with sparge pipe (4), and this sparge pipe (4) is connected with first passage (121).