CN100540482C - Handle the biological filter pocket of septic tank draining - Google Patents
Handle the biological filter pocket of septic tank draining Download PDFInfo
- Publication number
- CN100540482C CN100540482C CNB2007100252479A CN200710025247A CN100540482C CN 100540482 C CN100540482 C CN 100540482C CN B2007100252479 A CNB2007100252479 A CN B2007100252479A CN 200710025247 A CN200710025247 A CN 200710025247A CN 100540482 C CN100540482 C CN 100540482C
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- CN
- China
- Prior art keywords
- biological filter
- filler storehouse
- septic tank
- storehouse
- packing layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Abstract
What the present invention handled that the biological filter pocket of septic tank draining relates to is a kind of non-centralized sewage treatment unit, and enterprises and institutions that suitable greenery area is bigger and Rural areas dwelling house use when handling sanitary sewage, belong to environmental protection technical field.Structure comprises outer filler storehouse, inlet flume, water inlet pipe, interior filler storehouse, ventpipe, the first biological filter packing layer, the second biological filter packing layer; Interior filler storehouse is sleeved in the outer filler storehouse, inlet flume is contained in the interior filler storehouse, water inlet pipe is housed in the inlet flume, the inlet flume periphery is provided with water distributing pore, dress is inserted with some ventpipes in the interior filler storehouse, in interior filler storehouse, be filled with the first biological filter packing layer, be filled with the second biological filter packing layer outside in the filler storehouse; Periphery is provided with the limbers in interior filler storehouse, and filler storehouse periphery is provided with the limbers outside, and top, outer filler storehouse is provided with loam cake, and the bottom is provided with bottom.
Description
Technical field
What the present invention handled that the biological filter pocket of septic tank draining relates to is a kind of non-centralized sewage treatment unit, and enterprises and institutions that suitable greenery area is bigger and Rural areas dwelling house use when handling sanitary sewage, belong to environmental protection technical field.
Background technology
The cesspool sewage treatment technology is domestic and international traditional non-centralized domestic sewage processing method, and the sanitary sewage of American-European countries about 1/4 is to adopt non-centralized domestic sewage processing method.In recent years, 40% of the newly-built dwelling house of the U.S. adopt the septic tank in the garden to handle sanitary sewage.External cesspool sewage treatment system comprises the soil filtration facture of septic tank effluent, and this method is to utilize the perviousness of soil and soil microorganisms effect further to purify liquid waste.Traditional sewerage soil filtration processing mode is to bury the porous distribution pipe in soil underground, and waste water is distributed in the soil equably.
Non-centralized Sewage treatment systems is compared with centralized town sewage treatment system, and it is little to have scale of investment, the characteristics that running cost is few, and do not have the excess sludge generation, but need take bigger land area.
Septic tank is a building appurtenant indispensable in China's building trade standard, but in the septic tank building code and do not require and establish the soil treatment system, so septic tank effluent just can enter in the surface water body after must further handling.Traditional sewage soil sanitation Technology Need big area soil, processing efficiency is low, the maintenance cost height of soil filtration bed.
Summary of the invention
The objective of the invention is provides a kind of biological filter pocket of handling the septic tank draining at above-mentioned weak point, substitute with artificial bio-membrane's filter pocket and in soil, to bury waste water dispersion pipe mode underground, the biological filter pocket that the present invention handles the septic tank draining is used with conventional septic tank, is fit to have the enterprises and institutions of big green coverage and Rural areas dwelling house to handle sanitary sewage.
Handling the biological filter pocket of septic tank draining takes following scheme to realize: the biological filter pocket structure of handling the septic tank draining comprises outer filler storehouse (shell), inlet flume, water inlet pipe, interior filler storehouse, ventpipe, the first biological filter packing layer, the second biological filter packing layer.Interior filler storehouse is sleeved in the outer filler storehouse (housing), in the filler storehouse, water inlet pipe is housed in the inlet flume in inlet flume is contained in, dress is inserted with some ventpipes in the interior filler storehouse, in interior filler storehouse, be filled with the first biological filter packing layer, be filled with the second biological filter packing layer outside in the filler storehouse.
Periphery is provided with the limbers in interior filler storehouse, and the limbers diameter that periphery top, interior filler storehouse is provided with is 5-1Omm, and the limbers diameter that periphery bottom in interior filler storehouse is provided with is 10-15cm, is lined with filtering net in the outside, limbers, interior filler storehouse periphery bottom.
Filler storehouse periphery is provided with the limbers outside, and the limbers diameter is 5-8mm.Outer filler storehouse is the inverted cone cylinder, and top, outer filler storehouse is provided with loam cake, and the bottom is provided with bottom.
Described water inlet pipe is fixed on the inlet flume upper end by flange, and the inlet flume periphery is provided with water distributing pore, and the water distributing pore diameter is 10-15mm.
Handle the principle of work of the biological filter pocket of septic tank draining: the biological filter pocket of handling the septic tank draining equally is embedded in underground with septic tank, the water outlet of septic tank at this moment relies on the gravity of self or is promoted the inlet flume of access to plant by submersible pump, a part of suspended impurity in the septic tank effluent precipitates in inlet flume, water distributing pore by inlet flume enters the first biological filter packing layer again, because the filter filler of the first biological filter packing layer adopts the willow wood chip, organic substance (BOD in the sewage, ammonia nitrogen etc.) with attached to a large amount of aerobic microbiologicals on the filter filler of the first biological filter packing layer contact, carry out aerobic biodegradation (popular saying is that the organic pollutant in the waste water is eaten up by bacterium), remove the water outlet of the most of organic first biological filter packing layer, the limbers that is provided with by interior filler storehouse periphery bottom enters the second biological filter packing layer again, filter filler in the second biological filter packing layer is made up of the mixture of peat and rice husk, carboniferous system is the xylogen of complete charing not, contain a large amount of soil ulmin simultaneously, be attached with a large amount of aerobic-anaerobic microbes, rice husk is not perishable usually, after both mix, become certain air permeability arranged the machine filter filler arranged.Waste water is by behind organic filtrate, and suspended matter obtains most of the removal, is provided with the limbers by outer filler storehouse periphery again and enters soil, is further purified by soil.
Handle the characteristics of the biological filter pocket of septic tank draining: the biological filter pocket of 1, handling the septic tank draining can a plurality ofly be used in combination, and is not subjected to the restriction of ground water table height or MODEL OVER COMPLEX TOPOGRAPHY.2, the biological filter pocket inside of processing septic tank draining is assembled structure, is convenient to remove foreign material or changes the filter filler.3, the biological filter pocket of handling the septic tank draining adopts high-strength engineering plastic (PVC material) or nylon material to make, and corrosion-resistant, work-ing life is more than 25 years.4, the filter filler in the biological filter pocket of processing septic tank draining is a biomaterial.With low cost, the filter filler of employing helps multiple microorganic adhesion, makes purification of waste water efficient height, and the removal efficient of biochemical oxygen demand (BOD) of water inlet (BOD) and total suspended matter (SS) can reach more than 95%.5, the biological filter pocket profile of handling the septic tank draining adopts the inverted cone column structure, conveniently takes out from underground, carries out integral body and safeguards.6, the biological filter pocket floor space of processing septic tank draining is little, and floor space is that 1/4, six mouthful of long-pending family of conventional soil filtration bed surface has 20 square metres vacant lot just can implement the technology of the present invention.
Description of drawings
The invention will be further described below with reference to accompanying drawing.
Fig. 1 is a biological filter pocket structural representation of handling the septic tank draining.
Fig. 2 is vertical wiring layout of handling the biological filter pocket of septic tank draining.
Fig. 3 is the biological filter pocket burial place embodiment 1 in soil that handles the septic tank draining.
Fig. 4 is the biological filter pocket burial place embodiment 2 in soil that handles the septic tank draining.
Embodiment
With reference to accompanying drawing 1~4, the biological filter pocket structure of handling the septic tank draining comprises outer filler storehouse (shell) 5, inlet flume 3, water inlet pipe 1 (containing connecting bend), interior filler storehouse 4, ventpipe 7 (containing threeway), first biological filter packing layer 8, the second biological filter packing layer 9.Interior filler storehouse 4 is sleeved in the outer filler storehouse (housing), inlet flume 3 is contained in the interior filler storehouse 4, water inlet pipe 1 is housed in the inlet flume 3, dress is inserted with some ventpipes 7 in the interior filler storehouse 4, ventpipe 7 can be provided with 4~6, in interior filler storehouse 4, be filled with the first biological filter packing layer 8, be filled with the second biological filter packing layer 9 outside in the filler storehouse 5.The filter filler of the first biological filter packing layer adopts the willow wood chip, is of a size of the wood chip that the length of side 10~20cm rectangle or diameter are 10~20cm circle.Filter filler in the second biological filter packing layer 9 adopts the mixture filter filler of peat and rice husk, is made up of peat and rice husk mixture, and peat and rice husk weight proportion are 3~5: 1.
4 peripheries are provided with limbers 13,14 in interior filler storehouse, limbers 13 diameters that 4 periphery tops, interior filler storehouse are provided with are 5-10mm, the limbers 13 that 4 periphery tops, interior filler storehouse are provided with is the bypass limbers, limbers 14 diameters that 4 peripheries bottom, interior filler storehouse is provided with are 10-15cm, and the limbers 14 that 4 peripheries bottom in interior filler storehouse is provided with is main limbers.Be lined with filtering net 15 in 14 outsides, limbers, interior filler storehouse 4 peripheries bottom.
Described water inlet pipe 1 is fixed on inlet flume 3 upper ends by flange 2, and inlet flume 3 peripheries are provided with water distributing pore 12, and water distributing pore 12 diameters are 10-15mm.In water inlet pipe 2 bottoms cruciform cleaner 10 is housed.
Outer filler storehouse (shell) 5, inlet flume 3, water inlet pipe 1 (containing connecting bend), interior filler storehouse 4, the ventpipe 7 (containing threeway) of handling the biological filter pocket of septic tank draining adopt engineering plastics (PVC material) or nylon material to make.Outer filler storehouse 5 is the inverted cone cylinder, and in filler storehouse (shell) 5, inlet flume, interior filler storehouse 4, the biological filter of first thing packing layer, the second biological filter packing layer radially distribute from inside to outside with concentric(al) circles outside.The interior component of biological filter pocket of handling the septic tank draining are the combined members that can repeatedly disassemble, and the filter filler can load or take out at the scene.
With reference to accompanying drawing 3,4, when the biological filter pocket of processing septic tank draining uses, the biological filter pocket of handling the septic tank draining is installed in the soil 19 and should keeps suitable distance with Water table 20, water inlet pipe 1 link to each other with the rising pipe 18 of septic tank 17 (seeing accompanying drawing 3), also can adopt sump pump 22 to extract septic tanks 17 and be discharged to sewage in the sewage lagoon 21, pipelines link to each other with water inlet pipe 1 (seeing accompanying drawing 4) are adopted in sump pump 22 outlets.Be easy cleaning, connect better in the flange mode.Must basset more than the 10cm in ventpipe 7 tops, prevent to be stopped up by foreign material such as earth, vegetations.
If it is higher or soil permeability is relatively poor to run into ground water table, the biological filter pocket Lower Half of handling the septic tank draining can be placed undergroundly, the first half places on the ground, and is multiple again with the perviousness soil with high.The northern area of China is anti-locking apparatus bursting by freezing, and pedosphere thickness must be greater than frozen soil layer thickness, and the purpose of earth backing is fully to use the material in the soil further to purify water outlet, and disposal (seeing accompanying drawing 4) should be afforested in edaphic surface.
Maintenance mode needed inlet flume flange 2 is opened in common two to three years, took out water inlet pipe 1, and when taking out water inlet pipe 1, the cruciform cleaner 10 of water inlet pipe bottom just cleans out the sediment miscellaneous object in the inlet flume 3.
According to service condition, when ventpipe 7 infiltrations, just should consider to change the first biological filter packing layer 8 and the second biological filter packing layer 9, replacing filter filler can open outer filler storehouse loam cake 6 or carry out in the outer filler storehouse 5 of whole withdrawing device, changes the common 5-8 of filter filler once.
Claims (10)
1, a kind of biological filter pocket of handling the septic tank draining is characterized in that structure comprises outer filler storehouse, inlet flume, water inlet pipe, interior filler storehouse, ventpipe, the first biological filter packing layer, the second biological filter packing layer; Interior filler storehouse is sleeved in the outer filler storehouse, inlet flume is contained in the interior filler storehouse, water inlet pipe is housed in the inlet flume, the inlet flume periphery is provided with water distributing pore, dress is inserted with some ventpipes in the interior filler storehouse, in interior filler storehouse, be filled with the first biological filter packing layer, be filled with the second biological filter packing layer outside in the filler storehouse; Periphery is provided with the limbers in interior filler storehouse, and filler storehouse periphery is provided with the limbers outside, and top, outer filler storehouse is provided with loam cake, and the bottom is provided with bottom.
2, the biological filter pocket of processing septic tank according to claim 1 draining, the limbers diameter that periphery top, filler storehouse is provided with in it is characterized in that is 5-8mm, the limbers diameter that periphery bottom in interior filler storehouse is provided with is 10-15cm.
3, the biological filter pocket of processing septic tank according to claim 1 draining is characterized in that being lined with filtering net in the outside, limbers, interior filler storehouse periphery bottom.
4, the biological filter pocket of processing septic tank according to claim 1 draining is characterized in that outside it is 5-10mm that filler storehouse periphery is provided with the limbers diameter.
5, the biological filter pocket of processing septic tank according to claim 1 draining is characterized in that the water distributing pore diameter of establishing in the inlet flume periphery is 10-15mm.
6, the biological filter pocket of processing septic tank according to claim 1 draining is characterized in that described water inlet pipe is fixed on the inlet flume upper end by flange, is equipped with the cruciform cleaner in the water inlet pipe bottom.
7, the biological filter pocket of processing septic tank according to claim 1 draining, it is characterized in that outer filler storehouse is the inverted cone cylinder, in the filler storehouse, inlet flume, the first biological filter packing layer, interior filler storehouse, the second biological filter packing layer radially distribute from inside to outside with concentric(al) circles outside.
8, the biological filter pocket of processing septic tank according to claim 1 draining is characterized in that the filter filler of the first biological filter packing layer adopts the willow wood chip.
9, the biological filter pocket of processing septic tank according to claim 1 draining is characterized in that the filter filler in the second biological filter packing layer adopts the mixture of peat and rice husk to filter filler.
10, the biological filter pocket of processing septic tank according to claim 1 draining is characterized in that outer filler storehouse, inlet flume, water inlet pipe, interior filler storehouse, ventpipe adopt engineering plastics or nylon material to make.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2007100252479A CN100540482C (en) | 2007-07-19 | 2007-07-19 | Handle the biological filter pocket of septic tank draining |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CNB2007100252479A CN100540482C (en) | 2007-07-19 | 2007-07-19 | Handle the biological filter pocket of septic tank draining |
Publications (2)
Publication Number | Publication Date |
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CN101100332A CN101100332A (en) | 2008-01-09 |
CN100540482C true CN100540482C (en) | 2009-09-16 |
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CNB2007100252479A Expired - Fee Related CN100540482C (en) | 2007-07-19 | 2007-07-19 | Handle the biological filter pocket of septic tank draining |
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Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103214090B (en) * | 2013-05-16 | 2014-06-11 | 南京大学 | Anoxic humic filler filter tank and method for treating nitrogen containing degradation-resistant wastewater |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4997568A (en) * | 1989-09-08 | 1991-03-05 | Vandervelde Don M | Process and apparatus for a biological reactor to purify water |
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2007
- 2007-07-19 CN CNB2007100252479A patent/CN100540482C/en not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4997568A (en) * | 1989-09-08 | 1991-03-05 | Vandervelde Don M | Process and apparatus for a biological reactor to purify water |
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CN101100332A (en) | 2008-01-09 |
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Granted publication date: 20090916 Termination date: 20100719 |