CN103351059A

CN103351059A - System for producing marsh gas and fertilizer through cultivation waste water anaerobic treatment of domestic waste

Info

Publication number: CN103351059A
Application number: CN2013103277562A
Authority: CN
Inventors: 秦家运; 黄熙瑜
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-07-31
Filing date: 2013-07-31
Publication date: 2013-10-16
Anticipated expiration: 2033-07-31
Also published as: CN103351059B

Abstract

The invention discloses a system for producing marsh gas and fertilizer through cultivation waste water anaerobic treatment of domestic waste. The system comprises a water cutting three separating device, a wet cutting grinder, an adjustable fermentation raw material storage pool, a feed pool, a STAIC efficient anaerobic reactor, a primary settling tank, a filtering anaerobic pool with a back washing biological film, and an ecologic greening bed which are connected with each other in sequence, and further comprises a filter residue pool, wherein the filter residue pool is communicated with the adjustable fermentation raw material storage pool; the filter residue pool, the STAIC efficient anaerobic reactor and the primary settling tank are communicated with one another; the filter residue pool, the filtering anaerobic pool with the back washing biological film, and the ecologic greening bed are communicated with one another. Through the adoption of the system, domestic waste sorted with cultivation waste water can be mixed, and the STAIC efficient anaerobic reactor is adopted for anerobic fermentation, so that clean energies such as marsh gas, sanitary biogas liquid and biogas residue fertilizer are obtained, that is, waste is reutilized.

Description

Domestic refuse breeding wastewater anaerobic treatment producing methane system ensemble

Technical field

The present invention relates to bio anaerobic, specifically domestic refuse breeding wastewater anaerobic treatment producing methane system ensemble.

Background technology

Breeding wastewater is processed existing multiple anaerobic reactor, but uses the wet type anaerobic reactor of domestic refuse to process producing methane, also is in conceptual phase, not yet sees the report of the system ensemble engineering of domestic refuse breeding wastewater anaerobic treatment producing methane.

Summary of the invention

The objective of the invention is to provide one way of life rubbish breeding wastewater anaerobic treatment producing methane system ensemble, the native system engineering can be the domestic garbage mixing after the breeding wastewater sorting, adopt STAIC anaerobic reactor anaerobically fermenting, obtain natural pond liquid, the natural pond slag fertilizer of clean energy biogas, health, make changing waste into resources.

The technical scheme that realizes the object of the invention is:

One way of life rubbish breeding wastewater anaerobic treatment producing methane and fertilizer system, the water that comprises the rubbish that is linked in sequence is cut three tripping devices, wet type cutting mill, is regulated fermentation raw material storage pool, STAIC high efficiency anaerobic reactor, preliminary sedimentation tank, band back flushing biofilm filtration anaerobic pond and ecological afforestation bed, in addition, be provided with the filter residue pond, the filter residue pond is communicated with adjusting fermentation raw material storage pool, also is communicated with STAIC high efficiency anaerobic reactor, preliminary sedimentation tank, band back flushing biofilm filtration anaerobic pond and ecological afforestation bed.Water is cut three tripping devices and is just cut the organic matter rubbish of separation and smash through the wet type cutting mill, enter and regulate the fermentation raw material storage pool, mix with breeding wastewater, enter again feed tank, send into STAIC high efficiency anaerobic reactor anaerobic treatment by feed-pipe, after the processing, waste water staticizes district, gas-liquid separation zone, preliminary sedimentation tank, carrier organism membrane filtration methane-generating pit, ecological afforestation bed qualified discharge through what be linked in sequence, and biogas is collected for civilian use by sludge gas collecting device; In addition, the filtered liquid in filter residue pond sends back to and regulates the fermentation raw material storage pool and mix with raw material.

Described water cut three tripping devices by ring tank, be arranged on that water in the ring tank is cut machine and power system thereof, is arranged on rotary screen and power system thereof in the ring tank, is arranged on weight filter bed and hooking, blowdown system outer at the bottom of the pond, the suspended substance delivery pipe that is arranged on the middle part, pond forms.

The UASB anaerobic reation pool of two stacks and feed-pipe, cloth tube, scum pipe, mud return line, spherical triphase separator and inclined connecting pipe, rising return line, adjustable speed recycle pump, gas-liquid separation chamber, biogas pipe about described high efficiency anaerobic reactor comprises, two reaction chamber height and the diameter of stack all are different from the TAIC anaerobic reactor, the diameter in two ponds is than being 5:4 up and down, the aspect ratio in two ponds is 1:4 up and down, the height of whole reactor is 12-30 rice, and aspect ratio is 3-6; The adjustable speed recycle pump is arranged on the mud return line; Be provided with automatic traction current circulator at feed-pipe; Be provided with shield cap at the charging mouth of pipe; Natural pond liquid and natural pond slag upflow tube are higher than return line; Feed-pipe is provided with the back flushing switch.

Described carrier organism membrane filtration anaerobic pond is by feed-pipe, feed tank, jacking block, screen plate, backwash tube, sponge, fine sand, cross the liquid ditch, drain pipe, the collecting methane film, the biogas pipe, liquid storage tank, the ditch spacer block, collecting methane mould rod forms, screen plate is arranged on the jacking block, between screen plate and jacking block, be provided with feed-pipe and backwash tube, screen plate is provided with the sponge that can evenly distribute feed liquid and rise, sponge is provided with fine sand, it is liquid storage tank on the fine sand, be covered with the collecting methane film on the liquid storage tank, be provided with around the collecting methane film and spool the pressure bar that is pressed in the feed liquid of submerging on the ditch spacer block, cross the part that stretches out that the liquid ditch is arranged on liquid storage tank, cross the liquid ditch and be provided with drain pipe.

Advantage of the present invention is: the native system engineering can adopt STAIC anaerobic reactor anaerobically fermenting to the domestic garbage mixing after breeding wastewater and the sorting, obtains natural pond liquid, the natural pond slag fertilizer of clean energy biogas, health, makes changing waste into resources.

Description of drawings

Fig. 1 is the structural representation that water is cut three tripping devices;

Fig. 2 is the vertical view of Fig. 1;

Fig. 3 is the structural representation of STAIC high efficiency anaerobic reactor;

Fig. 4 is the structural representation with back flushing biofilm filtration anaerobic pond;

Fig. 5 is the connection block diagram of systems engineering of the present invention.

In figure: 1-1. ring tank 1-2. rotary cutter 1-3. reel 1-4. bearing block 1-5. lifting support 1-6. belt pulley 1-7. belt 1-8. bearing 1-9. rubber cylinder 1-10. axle sleeve 1-11. rotary screen 1-12. cutter up and down screw 1-13. buncher 1-14. decelerator 1-15. small machine 1-16. water is cut owner's axle 1-17. weight delivery pipe 1-18. suspension delivery pipe 1-19. and is stopped up 1-20. weight filter bed 1-21. tank 1-22. water pump 1-23. drinking-water pipe 1-24. transmission hooking band 1-25. hooking cylinder 1-26. screen cloth bearing

2-1. automatically regulate under the up return line 2-6. of the automatic traction current circulator of the feed tank 2-2. shield cap 2-3. 2-4. feed-pipe 2-5. cloth system 2-7. adjustable speed recycle pump 2-8. the upper reaction tank 2-13. inclined connecting pipe 2-14. pneumatic tube 2-15. melt cinder upflow tube 2-16. return line 2-17. triphase separator of the upper reaction tank gas-liquid separator 2-12. of reaction tank gas-liquid separator 2-11. under the reaction tank 2-9. scum pipe 2-10.

3-1 feed tank 3-2 feed-pipe 3-3 sponge 3-4 recoil tube 3-5 fine sand 3-6 screen plate 3-7 crosses liquid ditch 3-8 collecting methane film 3-9 drain pipe 3-10 biogas pipe 3-11 collecting methane mould rod 3-12 liquid storage tank 3-13 ditch spacer block 3-14 jacking block.

Embodiment

With reference to Fig. 1-2, described rubbish water cut three tripping devices 1 by ring tank 1-1, arrange that water among the ring tank 1-1 is cut machine and power system thereof, is arranged on rotary screen 1-11 and power system thereof among the ring tank 1-1, is arranged on weight filter bed 1-20 and hooking, blowdown system outer at the bottom of the pond, the suspended substance delivery pipe 1-18 that is arranged on the middle part, pond forms.

Wherein: the string of rotary cutter 1-2 activity is positioned on the reel 1-3, and circular reel 1-3 welds at water and cuts on owner's axle 1-16, and water is cut owner's axle 1-16 and is positioned in the lifting support 1-5 groove with bearing support 1-4, again by cutter up and down screw 1-12 control lifting.

Belt pulley 1-6 is different model, install in many places respectively, wherein two belt pulleys are installed on two small machine axles, one is installed on the fast axle of speed reduction unit 1-14, one is installed on the hooking band drum shaft, and one is installed in water and cuts a end on the main bearing seat support, on the motor shaft that is installed in adjustable speed, on the slow axis that is installed in speed reduction unit 1-14, on the rubber cylinder axle that is installed on the annular pool face.

Belt 1-7 is that vee-belt has five, article two, being installed in water cuts on owner's axle belt pulley 1-6 and the buncher 1-13 belt pulley, article one, be installed on the fast axle belt pulley of speed reduction unit 1-14 and the small machine belt pulley, article one, be installed on another small machine belt pulley and the hooking cylinder 1-25 belt pulley, on the belt pulley that is installed in speed reduction unit 1-14 slow axis belt pulley and rubber cylinder 1-9.

Lifting support 1-5 is installed on the ring tank 1-1.

One of transmission screen cloth 1-11 is arranged on the ring tank 1-1 bottom behind the rotary cutter 1-2, and the other end is supported on the water surface of ring tank 1-1 by screen cloth bearing 1-26; Two of transmission screen cloth 1-11 is separately installed with rubber cylinder 1-9 in addition, sink to the rubber cylinder 1-9 of ring tank 1-1 bottom, can form the passive type operation, and can rotate at the bottom of being fixed on ring tank 1-1 with two axle sleeve 1-10, and the rubber cylinder 1-9 on the face of ring tank 1-1 pond is fixed on the ring tank 1-1 through bearing 1-8, screen cloth bearing 1-26, the upper cover of rubber cylinder 1-9 has belt pulley 1-6, small machine 1-15 drives rubber cylinder 1-9 by the belt 1-7 on the speed reduction unit 1-14 belt pulley 1-6 and rotates, and drives transmission screen cloth 1-11 transmission work.

One of transmission hooking band 1-24 is installed on the weight filter bed 1-20, the other end is installed in outside the weight filter bed 1-20, be connected to the outside upper hooking cylinder 1-25 of weight filter bed 1-20 by the driving of the belt 1-7 on the small machine 1-15 belt pulley 1-6, rotate the drive hooking by hooking cylinder 1-25 and carry out go-no-go work.

Cutter up and down screw 1-12 is installed on the lifting support 1-5, one has handle, and the other end active card is connected on the bearing support 1-4, moves handle bearing support 1-4 is moved up and down, buncher 1-13 is installed on the bearing support 1-4, can regulate by belt 1-7 the speed of rotation of rotary cutter 1-2.

Speed reduction unit 1-14 is installed in the small machine 1-15 that rubber cylinder 1-9 is connected to and has gone up decelerating effect, small machine 1-15 is installed in speed reduction unit 1-14 back, the rubber cylinder 1-9 that can be connected to by the belt 1-7 on the speed reduction unit 1-14 drives transmission screen cloth 1-11, ring tank 1-1 deposits and roughly selects mixed liquor later, water is cut owner's axle 1-16 and is installed on the liftable bearing support 1-4, weight delivery pipe 1-17 is installed in the innermost of annular pool 1-1 bottom, suspended substance delivery pipe 1-18 is installed in the most shallow place of ring tank 1-1 bottom, ring tank 1-1 the inside part is flexible pipe, mouth of pipe liftable, convenient discharging suspended substance, stop up 1-19 and be installed in innermost discharging mouth of pipe outer end, ring tank 1-1 bottom, the below is weight filter bed 1-20, tank 1-21 again, tank 1-21 has water pump 1-22 to connect drinking-water pipe 1-23, a connection water pump of drinking-water pipe 1-23 1-22, and the other end is connected to ring tank 1-1.

Axle sleeve 1-10 has 4,2 hooking cylinder 1-25 two ends that are installed in weight filter bed 1-20 wherein, other 2 are installed in rubber cylinder 1-9 two ends, ring tank 1-1 bottom, the hooking cylinder has 1-2, one of them is installed in the upper liftable of weight filter bed 1-20, and another is installed in outside the weight filter bed 1-20.Cutter up and down screw 1-12 is installed on the lifting support 1-5, and one has handle, and the other end active card is connected on the bearing support 1-4.

With reference to Fig. 3, described STAIC high efficiency anaerobic reactor is by automatic Regulation feed tank 2-1, shield cap 2-2, automatic traction current circulator 2-3, feed-pipe 2-4, up return line 2-5, cloth system 2-6, adjustable speed recycle pump 2-7, lower reaction tank 2-8, scum pipe 2-9, lower reaction tank gas-liquid separator 2-10, upper reaction tank gas-liquid separator 2-11, upper reaction tank 2-12, inclined connecting pipe 2-13, pneumatic tube 2-14, melt cinder upflow tube 2-15, return line 2-16, triphase separator 2-17 forms.Upper reaction tank 2-12 is superimposed upon above the lower reaction tank 2-8, triphase separator and inclined connecting pipe are arranged on the top dual-side of lower reaction tank 2-8, adjustable speed recycle pump 2-7 is arranged on the return line 2-16, lower reaction tank 2-8 respectively with up return line 2-5, lower reaction tank gas-liquid separator 2-10, return line 2-16, feed-pipe 2-4 is connected, automatically regulate feed tank 2-1 then respectively with automatic traction current circulator 2-3, feed-pipe 2-4 is connected, shield cap 2-2 is arranged on the top of automatic traction current circulator 2-3, feed-pipe 2-4 is connected with cloth system 2-6, scum pipe 2-9 is tilting in lower reaction tank 2-8 and upper reaction tank 2-12, the bottom of row end slag pipe 2-9 is inserted in lower reaction tank 2-8 bottom, mouth of pipe upper end open is in the outside of upper reaction tank 2-12, upper reaction gas liquid/gas separator 2-11 is connected with pneumatic tube 2-14 with lower reaction gas liquid/gas separator 2-10, and melt cinder upflow tube 2-15 communicates with upper reaction tank 2-12.

With reference to Fig. 4, described band back flushing biofilm filtration anaerobic pond is comprised of feed tank 3-1, feed-pipe 3-2, sponge 3-3, recoil tube 3-4, fine sand 3-5, screen plate 3-6, mistake liquid ditch 3-7, collecting methane film 3-8, drain pipe 3-9, biogas pipe 3-10, collecting methane mould rod 3-11, liquid storage tank 3-12, ditch spacer block 3-13, jacking block 3-14.Feed-pipe 3-1 forms feed tank 3-1 to screen plate 3-6 jack-up by jacking block 3-14, be provided with in the feed tank 3-1 on feed-pipe 3-2, recoil tube 3-4, the screen plate 3-6 and be covered with sponge 3-3, the upper lay fine sand 3-5 of sponge 3-3, liquid storage tank 3-12 is arranged on the fine sand 3-5, liquid storage tank 3-12 stretches out, and part is built with ditch spacer block 3-13 bank and the interval forms filtration ditch 3-7, collecting methane film 3-8 rolls with collecting methane mould rod 3-11 all around and is pressed in the natural pond liquid that submerges on the ditch spacer block 3-13, and collecting methane film 3-8 is provided with biogas pipe 3-10 on the top.When operation occurs when, feed liquid enters feed tank 3-1 from feed-pipe 3-2, after whole feed tank 3-1 is full of, because the height of water causes pressure, feed liquid under pressure, through filter plate 3-6, sponge 3-3, fine sand 3-5 rising, therefore can evenly up penetrate among the liquid storage tank 3-12, simultaneously in the feed liquid organism of low levels be attached to screen plate 3-6, sponge 3-3, biogas microorganism on the fine sand 3-5 reacts, thereby reach the purpose that purifies feed liquid, the biogas that produces rises voluntarily and collects via collecting methane film 3-8, enter among the biogas pipe 3-10, decontaminating liquid flows out outside the pond, near emission standard through the drain pipe 3-9 of liquid ditch 3-7.

With reference to Fig. 5, one way of life rubbish breeding wastewater anaerobic treatment producing methane system ensemble, by rubbish water cut three tripping devices, wet type cutting mill, regulate the fermentation raw material storage pool, STAIC high efficiency anaerobic reactor, preliminary sedimentation tank, band back flushing biofilm filtration anaerobic pond, ecological afforestation bed be linked in sequence and form, regulate the fermentation raw material storage pool and be communicated with the filter residue pond, the filter residue pond is communicated with STAIC high efficiency anaerobic reactor, preliminary sedimentation tank, band back flushing biofilm filtration anaerobic pond, ecological afforestation bed.

During work, can be with degradation product and people, animal manure just, breeding wastewater, and weeds, being stored in together adjusting fermentation raw material storage pool after the organic waste separation is pulverized sends in the feed tank again, enter the STAIC anaerobic reactor through feed-pipe, evenly distributed by cloth system, the biogas that produces enters gas-liquid separator separates by up return line and goes out biogas, natural pond liquid is mixed into lower reaction tank through return line and raw feed liquid, enter upper reaction tank through the three-phase separator inclined tube, isolate biogas through upper Reaction Separation device, the natural pond melt cinder enters preliminary sedimentation tank, enters band back flushing carrier biofilm upward filtration anaerobic pond again, biogas separated and collected, natural pond liquid enter ecological afforestation bed qualified discharge; STAIC anaerobic reactor, preliminary sedimentation tank, band back flushing carrier biofilm upward filtration anaerobic pond, ecological filter bed, the natural pond slag that produces enters the filter residue pond and is filtered dry, and filtrate enters regulates the fermentation raw material storage pool.

Claims

1. one way of life rubbish breeding wastewater anaerobic treatment producing methane and fertilizer system, it is characterized in that: comprise that the water that is linked in sequence cuts three tripping devices, wet type cutting mill, regulates fermentation raw material storage pool, feed tank, STAIC high efficiency anaerobic reactor, preliminary sedimentation tank, band back flushing biofilm filtration anaerobic pond and ecological afforestation bed, in addition, be provided with the filter residue pond, the filter residue pond is communicated with adjusting fermentation raw material storage pool, also is communicated with STAIC high efficiency anaerobic reactor and preliminary sedimentation tank, band back flushing biofilm filtration anaerobic pond and ecological afforestation bed.

2. system according to claim 1 is characterized in that: described water cut three tripping devices by ring tank, be arranged on that water in the ring tank is cut machine and power system thereof, is arranged on rotary screen and power system thereof in the ring tank, is arranged on weight filter bed and hooking, blowdown system outer at the bottom of the pond, the suspended substance delivery pipe that is arranged on the middle part, pond forms.

3. system according to claim 1, it is characterized in that: the UASB anaerobic reation pool of two stacks and feed-pipe, cloth tube, scum pipe, mud return line, spherical triphase separator and inclined connecting pipe, rising return line, adjustable speed recycle pump, gas-liquid separation chamber, biogas pipe about described STAIC high efficiency anaerobic reactor comprises, two reaction chamber height and the diameter of stack all are different from the TAIC anaerobic reactor, the diameter in two ponds is than being 5:4 up and down, the aspect ratio in two ponds is 1:4 up and down, the height of whole reactor is 12-30 rice, and aspect ratio is 3-6; The adjustable speed recycle pump is arranged on the mud return line; Be provided with automatic traction current circulator at feed-pipe; Be provided with shield cap at the charging mouth of pipe; Natural pond liquid and natural pond slag upflow tube are higher than return line; Feed-pipe is provided with the back flushing switch.

4. system according to claim 1, it is characterized in that: described band back flushing biofilm filtration anaerobic pond is by feed-pipe, feed tank, jacking block, screen plate, backwash tube, sponge, fine sand, cross the liquid ditch, drain pipe, the collecting methane film, the biogas pipe, liquid storage tank, the ditch spacer block, collecting methane mould rod forms, screen plate is arranged on the jacking block, between screen plate and jacking block, be provided with feed-pipe and backwash tube, screen plate is provided with the sponge that can evenly distribute feed liquid and rise, sponge is provided with fine sand, it is liquid storage tank on the fine sand, be covered with the collecting methane film on the liquid storage tank, be provided with around the collecting methane film and spool the pressure bar that is pressed in the feed liquid of submerging on the ditch spacer block, cross the part that stretches out that the liquid ditch is arranged on liquid storage tank, cross the liquid ditch and be provided with drain pipe.