CN203159410U - Zero-energy consumption ecological filter bed sewage-treatment system - Google Patents

Zero-energy consumption ecological filter bed sewage-treatment system Download PDF

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Publication number
CN203159410U
CN203159410U CN 201320173842 CN201320173842U CN203159410U CN 203159410 U CN203159410 U CN 203159410U CN 201320173842 CN201320173842 CN 201320173842 CN 201320173842 U CN201320173842 U CN 201320173842U CN 203159410 U CN203159410 U CN 203159410U
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water
layer
eco
treatment
filtration bed
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CN 201320173842
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迟斌
徐甜
王星星
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Natural Engineering Law Water (Shandong) Co., Ltd.
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SHANDONG HONGMEI WATER AFFAIR TECHNOLOGY Co Ltd
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Abstract

The utility model discloses a zero-energy consumption ecological filter bed sewage-treatment system which comprises a sewage pipe, a gravity water-distribution system, an ecological filter bed and a water collection system, wherein the sewage pipe is connected with the gravity water-distribution system; the gravity water-distribution system is arranged on the upper part of the ecological filter bed; the water collection system is arranged at the bottom of the ecological filter bed; the gravity water-distribution system comprises a water inlet pipe, a water-distribution cushion, a water distributor and a supporting seat; the section of the water distributor is in a reverse triangular shape; the water distributor is divided into two parts through a partition plate, and the water distributor is arranged on the supporting seat and can freely overturn towards both sides; the water inlet pipe is connected with the sewage pipe, and the other end of the water inlet pipe is arranged above the water distributor; the ecological filter bed comprises multilevel diafiltration layers which are sequentially as follows from bottom to top: an anti-permeable layer, a water collection layer, a composite diafiltration layer, a biological treatment layer and a water-distribution layer. The zero-energy consumption ecological filter bed sewage-treatment system disclosed by the utility model has the advantages of less occupied surface area, small investment, easiness for operation, low expenditure, water-distribution uniformity, high nitrogen and phosphorus removing capacity and good treated water quality and achieves the discharge without sludge.

Description

Zero energy consumption eco-filtration bed waste water treatment system
Technical field
The utility model relates to a kind of cesspool sewage percolation treatment system on the spot, is applicable to that the live scattered sewage of settlement of rural area, villa, holiday village five equilibrium handles on the spot.Belong to technical field of sewage.
Background technology
Along with the rural area is renovated and the holiday village Tourism development in flakes, more and more be subjected to people's attention away from the domestic sewage treatment of the dispersion Residential areas in city.Because each section relatively disperses, and rural physical features is complicated and changeable, sewage disposal is difficult to take to set up the mode of centralized pipe network collection system and large-scale wastewater treatment plant, the mode that generally adopts decentralized type sewage to handle.Decentralized type sewage is handled oxidation ditch process, extended aeration technology, sequencing batch active sludge and the deformation technique thereof that the technology that adopts usually mainly contains activated sludge process at present; The blodisc of biomembrance process, catalytic oxidation and biological filtering tank process, and natural treatment process such as wetland, stabilization pond, the decentralized type sewage treatment system can overcome many inconveniences of centralized processing, this mode has the following advantages: do not rely on complicated Infrastructure (as extensive power supply waterworks), be subjected to ectocine little; System independently builds, and operation and maintenance management are more convenient; Be not vulnerable to unpredictable artificial destruction; Can be applicable to various occasions and scale; Handle back sewage and be easy to carry out reuse.Especially in China, economy also is not flourishing especially, makes every effort to saving and the recycling of resource, reaches the purpose of protection environment, uses the required purpose that reaches of decentralized type sewage treatment system energy lower cost.But compare with the big city sewage disposal, the subject matter of disperseing the Residential areas sewage disposal to face has: the operation of (1) equipment is not steady, and it is up to standard to go out shipwreck; (2) relatively costly construction cost; (3) compare with the life in the countryside level, working cost is higher; (4) lack staff on duty, operation and maintenance levels are lower; (5) mud suction process and mishandling.
Summary of the invention
Technical problem to be solved in the utility model is based on above-mentioned the deficiencies in the prior art, and the treatment system of a kind of cost-effective dispersion Residential areas sanitary sewage is provided.
For solving this technical problem, the utility model provides a kind of zero energy consumption eco-filtration bed waste water treatment system, formed by the waste pipe that is connected with septic tank, gravity water distribution system, eco-filtration bed and water gathering system four parts, waste pipe is connected with the gravity water distribution system, the gravity water distribution system is arranged on the top of eco-filtration bed, and water gathering system is arranged on the bottom of eco-filtration bed.
Described gravity water distribution system comprises water inlet pipe, cloth water cushion, water distributor and supporting seat, the cross section of water distributor is del, the centre is divided into two lattice by dividing plate with water distributor inside, water distributor is arranged on the supporting seat and can freely stirs to both sides, described water inlet pipe one end is connected with waste pipe, and the other end is arranged on the top of water distributor.
Described eco-filtration bed is made up of multistage functional filter layer, is followed successively by from bottom to top: impervious barrier; The layer that catchments of 200~300mm; The composite cementation filtering layer of 1200~1800mm; The biological treatment layer of 200~500mm; The water distribution layer of 300~500mm.
Described impervious barrier is that fluid-tight impervious material is made, and can be concrete structure or plastic barrier layer or glass fiber reinforced plastics product.
The described layer that catchments is that the rubble of 0.5~10mm is formed by diameter.
Described composite cementation filtering layer is made of the inorganic materials that synthetic has solid phosphorus denitrogenation catalytic activity, can be that flyash, pulverizing slag, sintered ceramic powder and artificial soil are composited with one or more, or be raw material with waste residue, unslaked lime, flyash, the binding agent of producing polymerize aluminum chloride, the synthetic materials of after mixing, slaking, oven dry, granulation, roasting, pulverizing, waiting until.
Described biological treatment layer is made up of bio-carrier material and active sludge biological bacterial classification.
Described water distribution layer is made of the gravel of the about 10~50mm of diameter.
Described water gathering system comprises header and water collecting basin, and water collecting basin is communicated with the layer that catchments of eco-filtration bed bottom by header.
Beneficial effect: the utility model is imbedded at underground, have and take up an area of that surface-area is few, investment is low, operational management is simple, working cost is low, be subjected to seasonal effect little, realized the uniform effect of water distribution, in the compound bio carrier under the combined action of bacterial metabolism and carrier catalysis, strong, the good processed water quality of nitrogen phosphorus removal ability, water outlet reaches the emission request of one-level A standard (GB18918-2002) in country's " urban wastewater treatment firm pollutant emission standard ", reaches no mud discharging.
Description of drawings
Fig. 1 is cross-sectional view of the present utility model;
Fig. 2 is gravity type boat davit water distribution system structural representation of the present utility model.
Among the figure: 1 water inlet pipe, 2 cloth water cushions, 3 water distributors, 4 supporting seats, 5 water distribution layer, 6 biological treatment layers, 7 composite cementation filtering layers, 8 catchment layer, 9 impervious barriers, 10 headers, 11 water collecting basins.
Embodiment
The utility model is on the basis of the three-grid septic tank that disperses the Residential areas, continues the advanced purification treatment system of sewage.
Below in conjunction with drawings and Examples the utility model is done specific descriptions.
Figure 1 shows that the utility model cross-sectional view.
The utility model is made up of the waste pipe that is connected with septic tank, gravity water distribution system, eco-filtration bed and water gathering system four parts, waste pipe is connected with the gravity water distribution system, the gravity water distribution system is arranged on the top of eco-filtration bed, and water gathering system is arranged on the bottom of eco-filtration bed.
Figure 2 shows that gravity type boat davit water distribution system structural representation of the present utility model.
Described gravity water distribution system comprises water inlet pipe 1, cloth water cushion 2, water distributor 3 and supporting seat 4, the cross section of water distributor 3 is del, the centre is divided into two lattice by dividing plate with water distributor 3 inside, water distributor 3 is arranged on the supporting seat 4 and can freely stirs to both sides, described water inlet pipe 1 one ends are connected with waste pipe, and the other end is arranged on the top of water distributor 3.
Sewage relies on gravity to flow into water distributor 3 by water inlet pipe 1 in the septic tank, when water distributor 3 when wherein lattice are full of, water distributor 3 is to lopsidedness, sewage is unrestrained to cloth water cushion 2, thereby be penetrated into equably on the eco-filtration bed, realization zero energy consumption is carried out even moisturizing to the biofiltration bed waste water treatment system.
Described eco-filtration bed is made up of multistage functional filter layer, is followed successively by from bottom to top: catchment layer 8, the composite cementation filtering layer 7 of 1200~1800mm, the biological treatment layer 6 of 200~500mm and the water distribution layer 5 of 300~500mm of impervious barrier 9,200~300mm.
Described water gathering system comprises header 10 and water collecting basin 11, and water collecting basin 11 is communicated with the layer 8 that catchments of eco-filtration bed bottom by header 10.
Described impervious barrier 9 is made for fluid-tight impervious material, can be concrete structure or plastic barrier layer or glass fiber reinforced plastics product.
The described layer 8 that catchments is that the rubble of 0.5~10mm is formed by diameter.
Described composite cementation filtering layer 7 is made of the inorganic materials that synthetic has solid phosphorus denitrogenation catalytic activity, can be that flyash, pulverizing slag, sintered ceramic powder and artificial soil are composited with one or more, or be raw material with waste residue, unslaked lime, flyash, the binding agent of producing polymerize aluminum chloride, the synthetic materials of after mixing, slaking, oven dry, granulation, roasting, pulverizing, waiting until.
Described biological treatment layer 6 is made up of bio-carrier material and active sludge biological bacterial classification.
Described water distribution layer 5 is made of the gravel of the about 10~50mm of diameter.
The utility model working process specifically comprises following treatment step:
1) the sanitary sewage trickle enters septic tank, and the sewage of process septic tank fermentative processing enters water inlet pipe 1 gravity flow by waste pipe and enters the gravity water distribution system;
2) sewage relies on gravity to flow into water distributor 3, and when water distributor 3 when wherein lattice are full of, water distributor 3 is just to lopsidedness, and sewage is unrestrained to cloth water cushion 2, is penetrated into equably on the eco-filtration bed;
3) by water distribution layer 5, biological treatment layer 6 and the composite cementation filtering layer 7 of eco-filtration bed, purifying waste water by enter the layer 8 that catchments from stream aggregation behind the bed filtration stoped by impervious barrier 9 sewage successively;
4) catchment the purifying waste water and collect in the water collecting basin 11 by header 10 of layer 8 can qualified discharge, also can be used as secondary water and is used for wooden land or farmland pouring.
Below be several embodiment of ecological filter bed:
Embodiment one:
The eco-filtration bed is followed successively by from bottom to top:
Impervious barrier 9 is glass reinforced plastic antiseepage sealing coat;
Layer 8 the thickness that catchments is 250mm, is made up of the about 0.5~10mm rubble of diameter;
The thickness of composite cementation filtering layer 7 is 1500mm, is filled according to the composite even back of the ratio of 1:1:1 at flyash, sintered ceramic powder and the river sand of 0.1mm~1mm by particle diameter to form;
The thickness of biological treatment layer 6 is 300mm, handles back at the sintered ceramic powder of 1mm~5mm through biological pre-film by particle diameter and fills;
The thickness of water distribution layer 5 is 300mm, is made up of the gravel of the about 10~50mm of diameter.
By the utility model that embodiment one scheme is built up, its investment only is 1/5 ~ 1/7 of conventional treatment process, does not have working cost substantially.Operating performance shows: septic tank water after treatment, ammonia nitrogen removal frank is that 85%, COD clearance is 96%, total tp removal rate is 83%.
Embodiment two:
The eco-filtration bed is followed successively by from bottom to top:
Impervious barrier 9 is the compound impervious barrier of HDPE;
Layer 8 the thickness that catchments is 200mm, is made up of the about 0.5~10mm rubble of diameter;
The thickness of composite cementation filtering layer 7 is 1500mm, is filled according to the composite even back of the ratio of 1:1:2 at flyash, pulverizing slag and the river sand of 0.1mm~1mm by particle diameter to form;
The thickness of biological treatment layer 6 is 300mm, handles back at the sintered ceramic powder of 1mm~5mm through biological pre-film by particle diameter and fills;
The thickness of water distribution layer 5 is 300mm, is made up of the gravel of the about 10~50mm of diameter.
By the utility model that embodiment two schemes are built up, its investment only is 1/5 of conventional treatment process, does not have working cost substantially.Operating performance shows: septic tank water after treatment, ammonia nitrogen removal frank is that 83%, COD clearance is 92%, total tp removal rate is 80%.
The utility model compared with prior art has the following advantages:
(1) the occupation of land surface-area is few: equipment places underground, does not influence ground landscape, and the ground land use is unaffected;
(2) investment is low: because simple in equipment, capital construction and facility investment expense are low;
(3) operational management is simple, working cost is low: owing to be to move automatically by the gravity that liquid level difference produces, treatment process is reliable and stable, need not manually on duty;
(4) be subjected to seasonal effect little: equipment is embedded in underground, and homo(io)thermism under the effect of ground temperature is suitable for the metabolism of microorganism;
(5) intermittent type water distribution namely is conducive to the respiratory exchange that water distribution evenly, also is conducive to underground air;
(6) treatment effect is good: under the combined action of biological stage purification and chemical catalysis, and strong, the good processed water quality of nitrogen phosphorus removal ability, water outlet reaches one-level A standard (GB18918-2002) in country's " urban wastewater treatment firm pollutant emission standard ";
(7) no mud discharging.
The above-mentioned embodiment of the utility model just illustrates, and is not only, all in the utility model scope or the change that is equal in the scope of the present utility model all surrounded by the utility model.

Claims (7)

1. zero energy consumption eco-filtration bed waste water treatment system, it is characterized in that: formed by the waste pipe that is connected with septic tank, gravity water distribution system, eco-filtration bed and water gathering system four parts, waste pipe is connected with the gravity water distribution system, the gravity water distribution system is arranged on the top of eco-filtration bed, and water gathering system is arranged on the bottom of eco-filtration bed; Described gravity water distribution system comprises water inlet pipe (1), cloth water cushion (2), water distributor (3) and supporting seat (4), the cross section of water distributor (3) is del, the centre is divided into two lattice by dividing plate with water distributor (3) inside, water distributor (3) is arranged on supporting seat (4) and goes up and can freely stir to both sides, described water inlet pipe (1) one end is connected with waste pipe, and the other end is arranged on the top of water distributor (3); Described eco-filtration bed is made up of multistage functional filter layer, is followed successively by from bottom to top: catchment layer (8), the composite cementation filtering layer (7) of 1200~1800mm, the biological treatment layer (6) of 200~500mm, the water distribution layer (5) of 300~500mm of impervious barrier (9), 200~300mm.
2. zero energy consumption eco-filtration bed waste water treatment system according to claim 1, it is characterized in that: described impervious barrier (9) is made for fluid-tight impervious material, is concrete structure or plastic barrier layer or glass fiber reinforced plastics product.
3. zero energy consumption eco-filtration bed waste water treatment system according to claim 1 is characterized in that: the described layer (8) that catchments is that the rubble of 0.5~10mm is formed by diameter.
4. zero energy consumption eco-filtration bed waste water treatment system according to claim 1 is characterized in that: described composite cementation filtering layer (7) for flyash, pulverize slag, sintered ceramic powder or artificial soil.
5. zero energy consumption eco-filtration bed waste water treatment system according to claim 1, it is characterized in that: described biological treatment layer (6) is made up of bio-carrier material and active sludge biological bacterial classification.
6. zero energy consumption eco-filtration bed waste water treatment system according to claim 1, it is characterized in that: described water distribution layer (5) is made of the gravel of the about 10~50mm of diameter.
7. according to each described zero energy consumption eco-filtration bed waste water treatment system of claim 1 ~ 6, it is characterized in that: described water gathering system comprises header (10) and water collecting basin (11), and water collecting basin (11) is communicated with the layer (8) that catchments of eco-filtration bed bottom by header (10).
CN 201320173842 2013-04-09 2013-04-09 Zero-energy consumption ecological filter bed sewage-treatment system Active CN203159410U (en)

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103159379A (en) * 2013-04-09 2013-06-19 山东泓美水务科技有限公司 System and method for treating sewage at zero energy consumption by using ecological filter bed

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103159379A (en) * 2013-04-09 2013-06-19 山东泓美水务科技有限公司 System and method for treating sewage at zero energy consumption by using ecological filter bed

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COR Change of bibliographic data

Free format text: CORRECT: INVENTOR; FROM: CHI BIN XU TIAN WANG XINGXING TO: CHI BIN DUAN LIJU GAO QIANSHAN XU TIAN WANG XINGXING

C53 Correction of patent for invention or patent application
CB03 Change of inventor or designer information

Inventor after: Chi Bin

Inventor after: Duan Liju

Inventor after: Gao Qianshan

Inventor after: Xu Tian

Inventor after: Wang Xingxing

Inventor before: Chi Bin

Inventor before: Xu Tian

Inventor before: Wang Xingxing

C56 Change in the name or address of the patentee
CP03 Change of name, title or address

Address after: 250101, No. 1-510, building 1, building 15612, Century Avenue, Ji'nan hi tech Zone, Shandong, China

Patentee after: Shandong Hong Mei Environmental Engineering Co., Ltd.

Address before: 508, room 1, building No. 15612, Century Avenue, Ji'nan hi tech Zone, Shandong, 250101

Patentee before: Shandong Hongmei Water Affair Technology Co., Ltd.

CP03 Change of name, title or address
CP03 Change of name, title or address

Address after: 250101 Building 1-2006, No. 15612 Century Avenue, Jinan High-tech Zone, Shandong Province

Patentee after: Natural Engineering Law Water (Shandong) Co., Ltd.

Address before: 250101, No. 1-510, building 1, building 15612, Century Avenue, Ji'nan hi tech Zone, Shandong, China

Patentee before: SHANDONG HONGMEI ENVIRONMENTAL ENGINEERING Co.,Ltd.