CN1319881C - Mineralization ecological systen of sludge biological treatment - Google Patents
Mineralization ecological systen of sludge biological treatment Download PDFInfo
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- CN1319881C CN1319881C CNB2005101145032A CN200510114503A CN1319881C CN 1319881 C CN1319881 C CN 1319881C CN B2005101145032 A CNB2005101145032 A CN B2005101145032A CN 200510114503 A CN200510114503 A CN 200510114503A CN 1319881 C CN1319881 C CN 1319881C
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Abstract
The present invention relates to a sludge biological treatment mineralization ecological system which comprises an artificial wetland bed which is in a pool-shaped structure with four walls, and waterproof layers, wherein the waterproof layers are laid on the four walls and the bottom of the artificial wetland bed and, and stuffing layers are arranged on the waterproof layers. Each stuffing layer comprises a coarse river sand and grass peat mixed layer, a straw layer, a large grain diameter crushed stone layer and a small grain diameter crushed stone layer which are distributed in sequence from top to bottom. A plurality of slurry input pipes are horizontally laid on the coarse river sand and grass peat mixed layer, and a plurality of water discharge pipes are horizontally laid at the bottom of the artificial wetland bed. Wetland plants are planted on the stuffing layers, and microorganism is added in the stuffing layers. Because the stuffing layers of the present invention adopt natural materials and do not add any chemical agents, the present invention has the advantages of energy saving, low cost, environmental protection and harmony.
Description
Technical field
The present invention relates to a kind of sludge organism and handle the mineralising ecological device.
Background technology
In sewage treatment process, can produce a large amount of active sludge, the method of common at present employing physical sepn reaches the purpose of dehydration, as methods such as centrifugal force method, gravity methods, under the positive action of external force, the solid matter in the mud is separated with fluent meterial, and by in fluent meterial, adding chemical agent with its mineralising; This traditional method, energy expenditure cause secondary pollution greatly and easily.
Summary of the invention
At above-mentioned situation, order of the present invention is to provide a kind of and saves the energy, need not to add chemical agent, more naturally, ecological more sludge organism harmonious, environmental safety handles the mineralising ecological device.
For achieving the above object, technical solution of the present invention is:
A kind of sludge organism is handled the mineralising ecological device, comprise constructed wetland bed, this constructed wetland bed is the pond shape structure that has wall, constructed wetland bed wall and bottom are equipped with waterproof layer, this waterproof layer is provided with packing layer, this packing layer comprises thick river sand and peat composed of rotten mosses mixolimnion, straw layer, big particle diameter metalling and the small particle size metalling that distributes successively from top to bottom, level is equipped with some roads mud input tube on thick river sand and peat composed of rotten mosses mixolimnion, is equipped with some roads water shoot at the bottom level of constructed wetland bed; Described per pass mud input tube is fixed by the stone fixed sturcture layer that is layed on the straw layer respectively; The mud input tube is made of horizontal pipeline section and several vertical pipeline sections that stretch out packing layer on horizontal pipeline section spaced apart, horizontal pipeline section end closure, and vertical pipeline section upper end open is the mud delivery port; Described water shoot is made of horizontal pipeline section and several vertical pipeline sections that stretch out packing layer in horizontal pipeline section blind end and middle part thereof spaced apart, offers treatment hole on the horizontal pipeline section, and vertical pipeline section upper end is provided with ventilative through hole; Plant on the described packing layer and be implanted with wetland plant, be added with microorganism in it.
Further, the section form of described stone fixed sturcture layer is a trapezoid; The vertical pipeline section upper end open place of described mud input tube is provided with pipe cap.
Further, described stone fixed sturcture layer is made up of pebbles or the rubble of particle diameter 50-100mm, and centers on the vertical pipeline section setting on the described mud input tube respectively.
Further, the volume ratio of the thick river sand in described thick river sand and the peat composed of rotten mosses mixolimnion and the peat composed of rotten mosses is 2/1.
Further, the length of described straw is greater than 300mm.
Further, the particle diameter of described big particle diameter metalling medium stone is 25-60mm.
Further, the particle diameter of described small particle size metalling medium stone is 13-24mm.
Further, described wetland plant is reed or cattail or calamus or Scirpus tabernaemontani or iris.
Further, described wetland plant comprises reed, cattail, calamus, Scirpus tabernaemontani, iris, and its cultivated area is than being reed/cattail/calamus/Scirpus tabernaemontani/iris=5/2/1/1/1.
Further, the thickness of described thick river sand and peat composed of rotten mosses mixolimnion is not less than 160mm, and the thickness of described big particle diameter metalling is not less than 150mm, and the thickness of small particle size metalling is 380mm.
Because handling the mineralising ecological device, sludge organism of the present invention comprises constructed wetland bed, constructed wetland bed wall and bottom are provided with waterproof layer, this waterproof layer is provided with packing layer, this packing layer comprises thick river sand and the peat composed of rotten mosses mixolimnion that distributes successively from top to bottom, straw layer, big particle diameter metalling and small particle size metalling, in treating processes, mud filters successively through above-mentioned each layer, solid matter in the mud is separated with fluent meterial, owing to also be added with multiple microorganism on the packing layer and plant reed is arranged, cattail, calamus, plant such as Scirpus tabernaemontani or iris, in sepn process, these microorganisms can be decomposed the organic pollutant in the mineralising mud, subdue, purify the heavy metal in the mud or reduce heavy metal toxicity, and to the nitrogen in the mud, the phosphorus eutrophic pollution is repaired, and the reed of packing layer plantation, cattail, calamus, Scirpus tabernaemontani, plants such as iris can absorb organism and the phosphorus in the mud, objectionable impuritiess such as nitrogen, because different plants are to the receptivity difference of objectionable constituent, wherein reed is very strong to the receptivity of phosphorus, cattail is very strong to the receptivity of nitrogen, and calamus can also send fragrance and can drive mosquitos and flies, therefore with reed, cattail, calamus, Scirpus tabernaemontani and iris are planted than 5/2/1/1/1 ratio according to area, each kind of plant is played one's part to the full, more effective harmful substances that is absorbed with; In addition, above-mentioned plant can also change the chemical form of pollutent by changing rhizospheric environment, thereby rhizospheric microorganism can be played a significant role, and further purifies mud.Because packing layer of the present invention selects natural materials for use, and need not add any chemical agent, therefore save the energy, cost is low, and more environmental protection harmony; Because the mud input tube is fixed by the stone fixed sturcture layer that is arranged in the straw layer, and the mud input tube comprises that horizontal pipeline section reaches the vertical pipeline section on horizontal pipeline section uniformly at intervals, and vertical pipeline section upper end open place is provided with pipe cap, mud to be clean is flowed out after pipe cap is blocked from vertical pipeline section upper end, to packing layer, mud is evenly distributed along stone fixed sturcture laminar flow.In addition, described packing layer voidage height, penetrating power are strong, thus in treating processes, help oxygen circulation, the growth of plant and the insulation in winter etc. more, and the intensity height, effectively prevent to stop up, can steady in a long-term move; And, the space structure of packing layer uniqueness and allocation ratio, make packing layer have higher microorganic adhesion performance, make to be had various bacteriums, fungi, protozoon of a great variety, that quantity is huge in the root arteries and veins artificial dielectric, thus the function that helps keeping ecosystem balance and finish the ecosystem.
Description of drawings
Fig. 1 is a plan structure synoptic diagram of the present invention;
Fig. 2 is the A-A sectional view of Fig. 1;
Fig. 3 is the J-J sectional view of Fig. 2;
Fig. 4 is the structural representation of mud input tube;
Fig. 5 is the structural representation of water shoot;
Fig. 6 is the partial enlarged drawing of water shoot.
Embodiment:
As Fig. 1, shown in 2, sludge organism of the present invention is handled the mineralising ecological device and is comprised constructed wetland bed 1, this constructed wetland bed 1 is for having the pond shape structure of wall, its wall and bottom are provided with geomembrane waterproof layer 2, waterproof layer 2 is provided with packing layer 3, as shown in Figure 3, this packing layer 3 comprises thick river sand and the peat composed of rotten mosses mixolimnion 31 that distributes successively from top to bottom, straw layer 32, the big particle diameter metalling 33 of particle diameter 25-60mm and the small particle size metalling 34 of particle diameter 13-24mm, the thickness of described thick river sand and peat composed of rotten mosses mixolimnion 31 is not less than 160mm, the thickness of big particle diameter metalling 33 is 150mm, and the thickness of small particle size metalling 34 is 380mm; Level is equipped with some roads mud input tube 4 on the thick river sand of packing layer 3 and peat composed of rotten mosses mixolimnion 31, and level is equipped with water shoot 5 on the waterproof layer 2 of constructed wetland bed 1 bottom; In described thick river sand and the peat composed of rotten mosses mixolimnion 31, thick river sand and the peat composed of rotten mosses are 2/1 to mix by volume, and in the described straw layer 32, the length of straw need are greater than 300mm; Described per pass mud input tube 4 is fixing by the stone fixed sturcture layer 6 that is layed on the straw layer 32 respectively, as shown in Figure 4, this mud input tube 4 is made of horizontal pipeline section 41 and several vertical pipeline sections 42 that stretch out packing layer 3 on horizontal pipeline section 41 spaced apart, horizontal pipeline section 41 end closures, vertical pipeline section 42 upper end open are the mud delivery port, and the upper end open place is provided with pipe cap 43; The vertical pipeline section 42 that described stone fixed sturcture layer 6 centers on respectively on the described mud input tube 4 is provided with, and the section of this stone fixed sturcture layer 6 is a trapezoid, is made up of pebbles or the rubble of particle diameter 50-100mm; Mud to be clean enters horizontal pipeline section 41 by sludge pump, flows out from vertical pipeline section 42 upper ends, and flows on the packing layer 3 along stone fixed sturcture layer 6; Shown in Fig. 5,6, described water shoot 5 is by horizontal pipeline section 51 and spaced apartly constitute in the blind end of horizontal pipeline section 51 and several vertical pipeline sections 52 that stretch out packing layer 3 at middle part thereof, offer treatment hole 53 on the horizontal pipeline section 51, vertical pipeline section upper end is provided with ventilative through hole 54; On thick river sand and peat composed of rotten mosses mixolimnion 31, plant and be implanted with wetland plant, these plants can be selected reed, cattail, calamus, Scirpus tabernaemontani or iris, or plant reed, cattail, calamus, Scirpus tabernaemontani, iris simultaneously, and the cultivated area of reed, cattail, calamus, Scirpus tabernaemontani and iris ratio is 5/2/1/1/1; In addition, on packing layer 3, also be distributed with multiple microorganism.
This system in use, pending mud enters horizontal pipeline section 41 by sludge pump, flow out from the upper end outlet of vertical pipeline section 42 again, after blocking, pipe cap 43 flows on the packing layer 3 along stone fixed sturcture layer 6, through thick river sand and peat composed of rotten mosses mixolimnion 31, straw layer 32, after middle particle diameter metalling 33 and small particle size metalling 34 filter successively, moisture in the mud enters in the level pipe 51 by the treatment hole 53 on the horizontal pipeline section 51 of water shoot 5, discharge from the opening end of horizontal pipeline section 51, the height of packing layer adapts in the height of these horizontal pipeline section 51 upper open ends and the constructed wetland bed 1; In addition, owing in packing layer 3, be added with multiple microorganism, these microorganisms can be decomposed the organic pollutant in the mineralising mud, subdue, purify the heavy metal in the mud or reduce heavy metal toxicity, and to the nitrogen in the mud, the phosphorus eutrophic pollution is repaired, and the reed of packing layer plantation, cattail, calamus, Scirpus tabernaemontani, plants such as iris can absorb organism and the phosphorus in the mud, objectionable impuritiess such as nitrogen, wherein reed is very strong to the receptivity of phosphorus, cattail is very strong to the receptivity of nitrogen, and calamus can also send fragrance and can drive mosquitos and flies, in addition, above-mentioned plant can also be by changing the chemical form that rhizospheric environment changes pollutent, thereby rhizospheric microorganism can be played a significant role, further purify mud.
Claims (10)
1, a kind of sludge organism is handled the mineralising ecological device, it is characterized in that: comprise constructed wetland bed, this constructed wetland bed is the pond shape structure that has wall, constructed wetland bed wall and bottom are equipped with waterproof layer, this waterproof layer is provided with packing layer, this packing layer comprises thick river sand and peat composed of rotten mosses mixolimnion, straw layer, big particle diameter metalling and the small particle size metalling that distributes successively from top to bottom, level is equipped with some roads mud input tube on thick river sand and peat composed of rotten mosses mixolimnion, is equipped with some roads water shoot at the bottom level of constructed wetland bed; Described per pass mud input tube is fixed by the stone fixed sturcture layer that is layed on the straw layer respectively; The mud input tube is made of horizontal pipeline section and several vertical pipeline sections that stretch out packing layer on horizontal pipeline section spaced apart, horizontal pipeline section end closure, and vertical pipeline section upper end open is the mud delivery port; Described water shoot is made of horizontal pipeline section and several vertical pipeline sections that stretch out packing layer in horizontal pipeline section blind end and middle part thereof spaced apart, offers treatment hole on the horizontal pipeline section, and vertical pipeline section upper end is provided with ventilative through hole; Plant on the described packing layer and be implanted with wetland plant, be added with microorganism in it.
2, sludge organism as claimed in claim 1 is handled the mineralising ecological device, and it is characterized in that: the section form of described stone fixed sturcture layer is a trapezoid; The vertical pipeline section upper end open place of described mud input tube is provided with pipe cap.
3, sludge organism as claimed in claim 2 is handled the mineralising ecological device, it is characterized in that described stone fixed sturcture layer is made up of pebbles or the rubble of particle diameter 50-100mm, and centers on the vertical pipeline section setting on the described mud input tube respectively.
4, sludge organism as claimed in claim 1 is handled the mineralising ecological device, and it is characterized in that: the thick river sand in described thick river sand and the peat composed of rotten mosses mixolimnion and the volume ratio of the peat composed of rotten mosses are 2/1.
5, sludge organism as claimed in claim 1 is handled the mineralising ecological device, and it is characterized in that: the length of described straw is greater than 300mm.
6, sludge organism as claimed in claim 1 is handled the mineralising ecological device, and it is characterized in that: the particle diameter of described big particle diameter metalling medium stone is 25-60mm.
7, sludge organism as claimed in claim 1 is handled the mineralising ecological device, and it is characterized in that: the particle diameter of described small particle size metalling medium stone is 13-24mm.
8, sludge organism as claimed in claim 1 is handled the mineralising ecological device, and it is characterized in that: described wetland plant is reed or cattail or calamus or Scirpus tabernaemontani or iris.
9, sludge organism as claimed in claim 1 is handled the mineralising ecological device, and it is characterized in that: described wetland plant comprises reed, cattail, calamus, Scirpus tabernaemontani, iris, and its cultivated area is than being reed/cattail/calamus/Scirpus tabernaemontani/iris=5/2/1/1/1.
10, sludge organism as claimed in claim 1 is handled the mineralising ecological device, and it is characterized in that: the thickness of described thick river sand and peat composed of rotten mosses mixolimnion is not less than 160mm, and the thickness of described big particle diameter metalling is not less than 150mm, and the thickness of small particle size metalling is 380mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005101145032A CN1319881C (en) | 2005-10-24 | 2005-10-24 | Mineralization ecological systen of sludge biological treatment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005101145032A CN1319881C (en) | 2005-10-24 | 2005-10-24 | Mineralization ecological systen of sludge biological treatment |
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| CN1785857A CN1785857A (en) | 2006-06-14 |
| CN1319881C true CN1319881C (en) | 2007-06-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101462796B (en) * | 2008-12-30 | 2012-02-01 | 中国科学院水生生物研究所 | Method and apparatus for supplementing composite vertical current constructed wetland carbon source |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100455525C (en) * | 2007-03-26 | 2009-01-28 | 浙江大学 | Aminonitrogen treatment system for garbage landfil leachate |
| CN101948216B (en) * | 2010-08-31 | 2012-09-05 | 中国矿业大学(北京) | Domestic sewage constructed wetland system taking steel slag-limestone as matrix and application thereof |
| CN102775005B (en) * | 2012-06-01 | 2014-02-19 | 北京市水利规划设计研究院 | Polluted underground water deep purification combined denitrification system and process method |
| CN102992563A (en) * | 2012-12-05 | 2013-03-27 | 浙江海洋学院 | Sea water desalinization discharged sludge artificial wetland treatment system and treatment method thereof |
| CN105060666B (en) * | 2015-06-19 | 2017-07-07 | 王迎春 | Sludge ecology conversion bed and the method that sludge is converted into biomass using biological mode |
| CN106044876B (en) * | 2016-06-28 | 2020-03-17 | 维克·恩格拜 | Sludge separation/enrichment method |
| CN107721108A (en) * | 2017-11-01 | 2018-02-23 | 广州市城市规划勘测设计研究院 | A kind of plant purification method of nitrogen and phosphorus in sludge |
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| DE10010109A1 (en) * | 2000-03-03 | 2001-09-13 | Bioplan Ing Ges | Compact base filter reactor for sedimentation and biological purification of waste waters |
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2005
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Patent Citations (2)
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|---|---|---|---|---|
| DE10010109A1 (en) * | 2000-03-03 | 2001-09-13 | Bioplan Ing Ges | Compact base filter reactor for sedimentation and biological purification of waste waters |
| CN1603255A (en) * | 2004-07-08 | 2005-04-06 | 贵州省环境科学研究设计院 | Trench type sewage ecological engineering processing and reclamation technique |
Non-Patent Citations (1)
| Title |
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| 加填料的膜生物反应器处理效能研究 尤朝阳 张军 吕伟娅，中国给水排水，第20卷第4期 2004 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101462796B (en) * | 2008-12-30 | 2012-02-01 | 中国科学院水生生物研究所 | Method and apparatus for supplementing composite vertical current constructed wetland carbon source |
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