CN208008797U - A kind of High-efficiency straw is degradable fermented and biogas slurry multistage filtering cyclic utilization system device - Google Patents

Abstract

The utility model is related to a kind of High-efficiency straw is degradable fermented and biogas slurry multistage filtering cyclic utilization system device, structure includes mainly stalk pre-treatment workshop, biogas slurry filtering ponds shell, the filter box containing charcoal interlayer, filtering ponds, moves horizontally lifting gear, stalk finishing plant, fermentation tank and biogas slurry circulating line.It is that smaller piece shape structure is fitted into the also filter box of charcoal interlayer that stalk is recycled through the processing of stalk pre-treatment room in farmland, it is moved by automatic traction device in specified filtering ponds, carry out the pretreatment of biogas slurry filtering and stalk, after the completion of filtering, filter box is transported to stalk finishing plant by automatic traction device, after stack retting 1-2 days, it send to ferment tank, biogas slurry stoste after fermentation enters filtering ponds by pipeline and is filtered, so cycle carries out, not only biogas slurry is filtered, while also achieving the separation of biogas slurry and biogas residue.

Description

A kind of High-efficiency straw is degradable fermented and biogas slurry multistage filtering cyclic utilization system device

Technical field

The utility model is related to the cycles that a kind of collection detaches straw degradative, high-efficiency fermenting and charcoal filtering biogas slurry and biogas residue System and device, and in particular to a kind of stalk pre-treatment degradation, fermentation and charcoal filling biogas slurry filter device, it belongs to raw Biogas slurry and biogas residue solid-liquid separation technique field in physical resources utilization and biogas engineering.

Background technology

Charcoal is that biomass is hot cracked under conditions of complete or partial anoxic, charing generation a kind of height is fragrant Change, the solid matter of slightly solubility.It is with abundant aperture and larger specific surface area, all to heavy metal ion and pernicious gas It is enriched with certain positive effect with certain suction-operated, while to microorganism.But its adsorptive selectivity is poor, absorption Measure limited, by it, directly addition is unable to reach the effect of ideal absorption and filtering biogas slurry.Stalk is ripe crops leaves and stems The general name divided.Most of stalk surfaces structure containing wax, lignin, cellulose and hemicellulose are major structural component.If no Pretreatment is carried out to stalk and is directly used in anaerobic fermentation, then crude fibre is difficult to be degraded by microorganisms in stalk, to influence Fermentation efficiency influences methane phase efficiency.And the direct of stalk burns the pollution and agriculture and forestry organic waste material resource that can cause environment Waste.It by organic waste includes mainly made of the fermentations such as feces of livestock and poultry, kitchen residue and house refuse that biogas slurry, which is a kind of, Resultant product, internal component are rich in compared with multi-nutrient element, can be used as degeneration-resistant crops, sterilization and growth promoter, are a kind of Environmentally protective organic fertilizer.Since the fermented rear biogas slurry formed is tasteless, fertilizer efficiency and often general chemistry synthetic fertilizer 10 times or more, and water quality characteristic is also easily absorbed by crops, be excellent plant growth regulator.Due to containing plant in biogas slurry The macromolecular substances such as fiber, silt, solid suspension even contain higher heavy metal, if cannot be effectively this sometimes A little impurity remove, it will the sprayer apparatus of Severe blockage biogas slurry, to hinder the agriculture application of biogas slurry.

In order to solve the above problems, a kind of more convenient easily operated desired technical is proposed.

Invention content

The purpose of the utility model is to overcome the above problem, provide that a kind of High-efficiency straw is degradable fermented and the multistage mistake of biogas slurry Cyclic utilization system device is filtered, the degradation of stalk is made in the double filtration effect of biogas slurry and biogas slurry by stalk and charcoal With the effect of the fermentation of realization High-efficiency straw and biogas slurry filtering has the characteristics that easy to operate, efficient.

The technical principle of the utility model：A kind of High-efficiency straw is degradable fermented and biogas slurry multistage filtering cyclic utilization system fills Set, structure mainly include stalk pre-treatment workshop, biogas slurry filtering ponds shell, the filter box containing charcoal interlayer, filtering ponds, Move horizontally lifting gear, stalk finishing plant, fermentation tank and biogas slurry circulating line.The stalk that farmland is recycled is existed Stalk pre-treatment crushes processing in room, obtains fritter of the grain size less than 5cm and is packed into the Rose Box containing charcoal interlayer In body, babinet is transported to by filtering ponds by automatic traction device, successively by housing discharge into filtering ponds, a filtering ponds shell At most there are three filtering ponds in body, it is each between there are the gaps of 0.5m.It discharges when being filtered, first by filter screen (front end aperture is 10 mesh, and rear end aperture is 40 mesh) is fixed on the rear and front end of filtering ponds shell, opens biogas slurry imported valve, makes Biogas slurry in fermentation tank can smoothly be back to filtering ponds.After biogas slurry stoste first passes through the primary separating and filtering of sieve, via The multistage filtering for filtering and reaching to biogas slurry stoste that interacts of the charcoal of babinet interlayer and stalk, meanwhile, the immersion of biogas slurry Process also can be used as second of pretreatment of stalk.Filtered biogas slurry is by the pipeline of filtering ponds rear end by valve control System opens biogas slurry after valve outflow filtering, is collected utilization.After biogas slurry filtering, terminal valve door switch is closed, life will be contained The square box of object charcoal interlayer is transferred to finishing plant by automatic traction device, carries out further stack retting, to reach to straw Pretreatment before the third time fermentation of stalk, makes it be more conducive to ferment.After stack retting 1-2 days, stalk is sent and is detested into fermentation tank Aerobe fermentation produces biogas.Biogas slurry stoste after fermentation enters filtering ponds by pipeline and is filtered, and so cycle carries out, not only to natural pond Liquid is filtered, while also achieving the separation of biogas slurry and biogas residue.

The technical solution of the utility model：A kind of High-efficiency straw is degradable fermented and biogas slurry multistage filtering cyclic utilization system fills It sets including stalk pre-treatment workshop, biogas slurry filtering ponds shell, the filter box containing charcoal interlayer, automatic traction device, straw Stalk finishing plant, fermentation tank, the biogas slurry filtering ponds shell left end are equipped with biogas slurry stoste input pipe and fermentation tank reflux line Interface is internally provided with baffle, filtering ponds, and filtering ponds are front and back to be equipped with filter screen, and rear end is equipped with output channel.

The biogas slurry filtering ponds shell, the biogas slurry filtering ponds enclosure interior can be arranged three filtering ponds, there is filter And filtering rank improves successively；Filtering ponds rear and front end is equipped with sieve, highly highly consistent with filter box, width and biogas slurry mistake Filter tank inner wall equivalent width can further detach the biogas residue of bulky grain in biogas slurry；The biogas slurry stoste input pipe, fermentation tank Return duct, filtered fluid efferent duct are designed with pipeline valve.

The filter box containing charcoal interlayer, other five faces are that thickness is 0.5cm and carries in addition to top surface The stainless steel plate of aperture is spliced, and the interlayer containing 5cm wide, interlayer are interior filled with charcoal, interlayer on four vertical planes Detachably, the charcoal of filling can be regularly replaced, box house is equipped with the stalk by the processing of pre-treatment workshop.

Preferably, the filter screen is stainless (steel) wire, first sieve sieves for 10 mesh, is located at defeated apart from biogas slurry stoste At entrance 1m, large particulate matter is made to have stackeding space；Another mesh size is that 40 mesh are located at filtering ponds housing rear end liquid outlet Micro-impurities are filtered in front end, in case blocking biogas slurry applies pipeline.

The fermentation tank is efficient anaerobe reactor, and fermentation tank bottom end is connected with return duct with filtering ponds shell left end Road.

Advantageous effect possessed by the utility model：This circulating system and device utilizes the case of charcoal filling in filtering Body enables charcoal to form filter plate, preferably utilizes its absorption property adsorbing contaminant, heavy metal ion etc., while also can Preferably play the impurity of filtration of particulate matters；Be utilized in filtering ponds in this circulating system and device simultaneously stalk to biogas slurry into Row filtering and biogas slurry as preliminary treatment, have the characteristics that advantageous complementary, easy to operate efficient the degradation of stalk；This cycle Formula system and device has carried out multiple interactive mode in filtering ponds, by sieve, three charcoal filter boxs, stalk to biogas slurry Filtering, the biogas slurry filter effect made is more preferably；The present apparatus has carried out three times in total from stalk pre-treatment workshop to fermentation tank to stalk Pretreatment, can be more advantageous to fermentation；Realize that the transport of rectangular charging shell turns by moving horizontally lifting gear simultaneously It moves, very big to reduce man power and material, on the whole, the utility model has the characteristics that simple in structure, easy to operate.

Description of the drawings

Fig. 1 is that a kind of High-efficiency straw of the utility model is degradable fermented and biogas slurry multistage filtering cyclic utilization system device Structural schematic diagram.

In figure：1. horizontally moving device, 2. automatic traction devices, 3. filter boxs containing charcoal interlayer, 4. biologies Charcoal interlayer horizontal cross-section, 5. fermentation tanks, 6. stalk pre-treatment workshops, 7. filtering ponds shells, 8. charcoal interlayer baffles, 9. straw Stalk finishing plant, 10. fermentation tank biogas slurry delivery outlet valves, 11. filtering ponds biogas slurry input port valves, 12. fermentation tank biogas slurries are returned Valve, 13. filtering ponds are flowed, 14. biogas slurry filtered fluids export nozzle, 15. fermentation tank biogas slurry reflux lines, 16. baffles.

Specific implementation mode

Further detailed description is done to the utility model below in conjunction with the accompanying drawings.

The utility model structure includes mainly stalk pre-treatment workshop 6, biogas slurry filtering ponds shell 7, contains charcoal interlayer Filter box 3, filtering ponds 13, automatic traction device 2, stalk finishing plant 9, fermentation tank 5, reflux line 15.By farmland The stalk of recycling handles before stalk and crushes processing in room 6, obtains fritter of the grain size less than 5cm and is packed into containing life In the filter box 3 of object charcoal interlayer, babinet 3 is transported to by filtering ponds 13 by horizontally moving device 1 and automatic traction device 2, Successively by housing discharge into filtering ponds 13, at most there are three filtering ponds 13 in a filtering ponds shell 7, it is each between there are The gap of 0.5m.It discharges when being filtered, it is first that filter screen (front end aperture is 10 mesh, and rear end aperture is 40 mesh) is solid It is scheduled on the baffle 16 of the rear and front end of filtering ponds shell, opens biogas slurry imported valve 11, fermentation tank biogas slurry delivery outlet valve 10 With fermentation tank biogas slurry return valve 12, the biogas slurry in fermentation tank 5 is enable smoothly to be back to filtering ponds.Biogas slurry stoste first passes through sieve After the primary separating and filtering of net, filtering is interacted with stalk in the charcoal via babinet interlayer, is reached to biogas slurry original The multistage filtering of liquid, meanwhile, the soaking process of biogas slurry also can be used as second of pretreatment of stalk.Filtered biogas slurry warp The pipeline for crossing 13 rear end of filtering ponds is controlled by valve, is opened biogas slurry filtered fluid output nozzle 14 and is flowed out filtered biogas slurry, carries out Collection utilization.After biogas slurry filtering, all valve switch are closed, by the filter box 3 containing charcoal interlayer by moving horizontally Device 1 and automatic traction device 2, are transferred to stalk finishing plant 9, carry out further stack retting, to reach the third to stalk Pretreatment before secondary fermentation makes it be more conducive to ferment.After stack retting 1-2 days, stalk is sent into fermentation tank 5 and carries out anaerobic fermentation production Biogas.Biogas slurry stoste after fermentation is filtered by fermentation tank biogas slurry reflux line 15 into filtering ponds 13, so recycle into Row, is not only filtered biogas slurry, while also achieving the separation of biogas slurry and biogas residue.It needs periodically to clear up filtering ponds shell 7, Remove the solid matter of accumulation.

Above-described embodiment is the preferable embodiment of the utility model, but the embodiment of the utility model is not by above-mentioned The limitation of embodiment, under other any Spirit Essences and principle without departing from the utility model made by change, modify, replace In generation, simplifies combination, should be equivalent substitute mode, is included within the scope of protection of the utility model.

Claims (5)

1. a kind of High-efficiency straw is degradable fermented and biogas slurry multistage filtering cyclic utilization system device, it is characterised in that：Including stalk Pre-treatment workshop, biogas slurry filtering ponds shell, the filter box containing charcoal interlayer, automatic traction device, stalk post-process vehicle Between, fermentation tank, the biogas slurry filtering ponds shell left end be equipped with biogas slurry stoste input pipe and fermentation tank reflux line interface, inside is set There are baffle, filtering ponds, filtering ponds are front and back to be equipped with filter screen, and rear end is equipped with output channel.

2. a kind of High-efficiency straw according to claim 1 is degradable fermented and biogas slurry multistage filtering cyclic utilization system device, It is characterized in that：Three filtering ponds are arranged in the biogas slurry filtering ponds enclosure interior, are placed inside filtering ponds and contain charcoal interlayer Filter box, have filter and filtering rank improve successively；Filtering ponds rear and front end is equipped with sieve, height and filter box Highly consistent, width and biogas slurry filtering ponds inner wall equivalent width can further detach the biogas residue of bulky grain with biogas slurry；The natural pond Liquid stoste input pipe, fermentation tank return duct, filtered fluid efferent duct are designed with pipeline valve.

3. a kind of High-efficiency straw according to claim 1 is degradable fermented and biogas slurry multistage filtering cyclic utilization system device, It is characterized in that：The filter box containing charcoal interlayer, it is 0.3cm and band that other five faces, which are thickness, in addition to top surface Foraminate stainless steel plate is spliced, and the interlayer containing 5cm wide, interlayer are interior filled with charcoal, folder on four vertical planes Layer is detachable, can regularly replace the charcoal of filling, and box house is equipped with the stalk by the processing of pre-treatment workshop.

4. a kind of High-efficiency straw according to claim 1 is degradable fermented and biogas slurry multistage filtering cyclic utilization system device, It is characterized in that：The filter screen is stainless (steel) wire, and first sieve sieves for 10 mesh, is located at apart from biogas slurry stoste input port 1m Place, makes large particulate matter have stackeding space；Another mesh size is that 40 mesh are located at filtering ponds housing rear end liquid outlet front end, mistake Micro-impurities are filtered, in case blocking biogas slurry applies pipeline.

5. a kind of High-efficiency straw according to claim 1 is degradable fermented and biogas slurry multistage filtering cyclic utilization system device, It is characterized in that：The fermentation tank is efficient anaerobe reactor, and fermentation tank bottom end is connected with back with filtering ponds shell left end Flow tube road.