CN101445308A

CN101445308A - Method for treating feces and device therefor

Info

Publication number: CN101445308A
Application number: CNA2008102333422A
Authority: CN
Inventors: 赵光圣
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-12-15
Filing date: 2008-12-15
Publication date: 2009-06-03
Anticipated expiration: 2028-12-15
Also published as: CN101445308B

Abstract

The invention discloses a method for treating feces, which comprises the following steps: 1), subjecting feces to residue filtration; 2), intensified pretreatment, that is, subjecting feces water after residue filtration to biological decomposition and aeration treatment; 3), sending the feces water after aeration to an ecological green belt for hydrolysis, biological degradation, nitration by nitrogen and bioprecipitation by phosphorus, and obtaing clean water after precipitation; and 4), discharging and recycling the clean water. The invention also discloses a device for treating feces. The invention has the following beneficial technical effects: the system operates at a low cost, and the treatment effect is good; feces water after being treated is up to the discharging standards, is transparent and clear, can be recycled, so that water resources are saved; and the invention can achieve the effects of beautifying the environment while treating feces from toilets.

Description

A kind of dejecta treatment method and device

Technical field

The present invention relates to a kind of dirt treatment technology, relate in particular to a kind of dejecta treatment method and device.

Background technology

The ight soil in traditional flushing type lavatory, through the water flushing, a large amount of ight soil have entered rivers at last behind septic tank, and polluted-water has polluted environment.

Random discharging ight soil can be propagated a large amount of diseases, it is introduced: the pathogenic agent in the human faecal mass can cause multiple diseases such as schistosomicide, typhoid fever, diarrhoea, SARS.

The septic tank of handling ight soil also is the problem of a sternness, is very unsafe.It is reported: the annual generation that many cases septic tank blast casualty accident is all arranged.

It is the waste of water resources that the processing mode of existing excrement also has a sixty-four dollar question: go into the lavatory for per ten thousand person-times, need 100 tons of water consumptions, serious waste water resources.

In a word, the ight soil of traditional water closet is handled, and has polluted environment, has propagated disease, has wasted water resources, has increased the weight of the fund obligation of government, and the generation of casualty accident is often arranged, and is very dangerous.Therefore, the improvement of traditional water closet is imperative.

Summary of the invention

In order to overcome the above problems, the invention provides a kind of dejecta treatment method, this method steps is: 1) ight soil is carried out filter residue; 2) strengthen pre-treatment: the ight soil water behind the filter residue is carried out biological decomposition, aeration processing; 3) the ight soil water behind the aeration is sent into ecological green land is hydrolyzed, the biogenic sediment of the nitrated and phosphorus of biological degradation, nitrogen, obtain clear water through post precipitation again; 4) clear water discharging reuse.

Described ight soil being carried out filter residue, is that ight soil is sent into anaerobic biofilter, and stops 2 days in the filter tank.

Described reinforcement pre-treatment is the ight soil water behind the filter residue to be sent in the aeration tank of filling with biological ball carry out biological decomposition, aeration, aeration time 1 day.

The structure of described ecological green land: excavate the bed of packings that certain slope is arranged that meets design area, in bed of packings, lay cobble, rough sand, fine sand, microorganism from bottom to up, on the microorganism layer, lay pipe network and plant that resistance to soiling is good, adaptive faculty strong, the plant of well developed root system gets final product.

The invention also discloses a kind of fecal treatment equipment, it comprises anaerobic biofilter, aeration tank and ecological green land, water closet septic tank directly connects anaerobic biofilter, the delivery port of anaerobic biofilter connects the aeration tank, the delivery port of aeration tank connects ecological green land by water pump, and a side in the attitude of delivering a child greenery patches is provided with water outlet.

Described ecological green land comprises the bed of packings with certain slope, is equipped with pebble bed, rough sand layer, fine sand layer, microorganism layer in bed of packings from bottom to up, is equipped with pipe network and plants the layer of plants that is implanted with well developed root system on the microorganism layer.

Useful technique effect of the present invention is: systematic running cost is low, and treatment effect is good; Treated ight soil water qualified discharge, limpid beautiful, water resources has been saved in recycle; When handling feces of toilet, beautified environment.

Description of drawings

Accompanying drawing 1 is the structural representation of fecal treatment equipment;

Accompanying drawing 2 is the ecological green land structure iron;

In the accompanying drawing, anaerobic biofilter 1, aeration tank 2, ecological green land 3, bed of packings 3-1, pebble bed 3-2, rough sand layer 3-3, fine sand layer 3-4, microorganism layer 3-5, pipe network 3-6, layer of plants 3-7, septic tank 4, water outlet 5.

Embodiment

A kind of dejecta treatment method the steps include:

1) ight soil is sent into anaerobic biofilter and carried out the filter residue processing, and in the filter tank, stopped 2 days;

2) strengthen pre-treatment: the ight soil water behind the filter residue is sent into carried out biological decomposition, aeration processing in the aeration tank.In the aeration tank, be filled with biological ball above the aerator, constitute biological floating bed.Because the special bio-carrier of constructing has the big (400m of specific surface area ²/ m ²) and the characteristics of close microorganism, and with biological ball filling along with the system handles fluidized state, under the anaerobic hydrolysis condition, the SS clearance can reach more than 60%, the COD clearance can reach 30%-40%.Ight soil water carries out biological decomposition, aeration in the aeration tank time is 1 day.

3) the ight soil water behind the aeration is sent into ecological green land is hydrolyzed, the biogenic sediment of the nitrated and phosphorus of biological degradation, nitrogen, obtain clear water through post precipitation.

The building method of above-mentioned ecological green land is: excavate the bed of packings that certain slope is arranged that meets design area, in bed of packings, lay cobble, rough sand, fine sand, microorganism from bottom to up, on the microorganism layer, lay pipe network and plant that resistance to soiling is good, adaptive faculty strong, the plant of well developed root system gets final product.

4) clear water discharging reuse.

The invention also discloses a kind of fecal treatment equipment, it comprises anaerobic biofilter 1, aeration tank 2 and ecological green land 3, water closet septic tank 4 directly connects anaerobic biofilter 1, the delivery port of anaerobic biofilter 1 connects aeration tank 2, the delivery port of aeration tank 2 connects ecological green land 3 by water pump, and a side of ecological green land 3 is provided with water outlet 5.

Described ecological green land 3 comprises the bed of packings 3-1 with certain slope, in bed of packings 3-1, be equipped with pebble bed 3-2, rough sand layer 3-3, fine sand layer 3-4, microorganism layer 3-5 from bottom to up, on microorganism layer 3-5, be equipped with pipe network 3-6 and plant the layer of plants 3-7 that is implanted with well developed root system.Ight soil water is sent to each packing layer by pipe network 3-6.

Pebble bed 3-2 forms anaerobic zone, rough sand layer 3-3, fine sand layer 3-4 form aerobic area, microorganism layer 3-5 forms aerobic zone, layer of plants 3-7 is planted in bed of packings 3-1 surface, and the plant of plantation selects to have that handling property is good, resistance to soiling is good, adaptive faculty is strong, well developed root system and waterplant attractive in appearance.Nutritive substance in the ight soil becomes carbonic acid gas and water by microorganism aerobic reaction oxygenolysis, waterplant is through the rich nutritive material in the photosynthesis absorption ight soil water, remove compounds such as CORcr, BOD5 in the ight soil water, nitrogen, phosphorus effectively, plant also constantly utilizes sun power to carry out photosynthesis simultaneously, and the required oxygen source of oxidizing reaction of microorganism is provided.Ecological green land makes ight soil water can reach the aerobic treatment of microorganism after flow filtration, the oxygenation on the one hand in bed of packings body filler slit, can make full use of the microbial film of filling surface growth, flourishing root system of plant and veneer of soil and filler on the other hand and effect such as hold back, further improve processing power and treatment effect.By the physics in the natural ecosystems, chemistry and biological three synergy, reach the ight soil water purification and handle.Ecological green land itself the whole ecotope system that combines together with landscape environment on every side that formed a uniqueness, nature simultaneously.

Through water outlet 8 effluent reuses, its water quality is limpid beautiful through the water after ecological green land 3 processing, and water outlet reaches the reclaimed water standard, can be back to pouring field, flushing lavatory, and the view make up water is accomplished real sewage zero-discharge.Ecological benefits of the present invention are remarkable, beautify the environment when handling ight soil, and capable of purifying air, make oxygen, absorb light is polluted and sound pollution, reduces urban heat land effect, decreasing temperature and increasing humidity improves local miniclimate.

The energy-conservation joint of the present invention takes, and it is the environmental energy such as sun power, biology, gravitational energy that system's aftertreatment moves the required energy.Therefore present method working cost is low.Strengthen preconditioning technique and artificial ecology greenery patches process combined, make full use of the intrinsic advantage and the condition of technology separately, finished the complete channels of the reasonable and qualified discharging of ight soil.

Running maintenance of the present invention is simple, and the power operational outfit is few, except that water pump and aerator, is job facilities.Because system relies on synergy treatment and purification ight soil such as biologic chain, so management maintenance is simple.

Claims

1, a kind of dejecta treatment method is characterized in that: 1) ight soil is carried out filter residue; 2) strengthen pre-treatment: the ight soil water behind the filter residue is carried out biological decomposition, aeration processing; 3) the ight soil water behind the aeration is sent into ecological green land is hydrolyzed, the biogenic sediment of the nitrated and phosphorus of biological degradation, nitrogen, obtain clear water through post precipitation; 4) clear water discharging reuse.

2, dejecta treatment method according to claim 1 is characterized in that: described ight soil being carried out filter residue, is that ight soil is sent into anaerobic biofilter, and stops 2 days in the filter tank.

3, dejecta treatment method according to claim 1 is characterized in that: described reinforcement pre-treatment is the ight soil water behind the filter residue to be sent in the aeration tank of filling with biological ball carry out biological decomposition, aeration, aeration time 1 day.

4, dejecta treatment method according to claim 1, it is characterized in that: the structure of described ecological green land: excavate the bed of packings that certain slope is arranged that meets design area, in bed of packings, lay cobble, rough sand, fine sand, microorganism from bottom to up, on the microorganism layer, lay pipe network and plant that resistance to soiling is good, adaptive faculty strong, the plant of well developed root system gets final product.

5, a kind of fecal treatment equipment, it is characterized in that: it comprises anaerobic biofilter (1), aeration tank (2) and ecological green land (3), water closet septic tank (4) directly connects anaerobic biofilter (1), the delivery port of anaerobic biofilter (1) connects aeration tank (2), the delivery port of aeration tank (2) connects ecological green land (3) by water pump, and a side of ecological green land (3) is provided with water outlet (5).

6, fecal treatment equipment according to claim 5, it is characterized in that: described ecological green land (3) comprises the bed of packings (3-1) with certain slope, in bed of packings (3-1), be equipped with pebble bed (3-2), rough sand layer (3-3), fine sand layer (3-4), microorganism layer (3-5) from bottom to up, on microorganism layer (3-5), be equipped with pipe network (3-6) and plant the layer of plants (3-7) that is implanted with well developed root system.