CN100341798C - Method and system for floating composite botanical zone in situ biologically rehabilitating water body - Google Patents
Method and system for floating composite botanical zone in situ biologically rehabilitating water body Download PDFInfo
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- CN100341798C CN100341798C CNB2005100606741A CN200510060674A CN100341798C CN 100341798 C CN100341798 C CN 100341798C CN B2005100606741 A CNB2005100606741 A CN B2005100606741A CN 200510060674 A CN200510060674 A CN 200510060674A CN 100341798 C CN100341798 C CN 100341798C
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Abstract
The present invention discloses a method and a system for in-situ ecological repair of water bodies by using floating composite plant zones. Two layers or more than two layers non-woven fabric is flat laid in a cultivation groove on land, stretching ribs and tensile ropes are used in an auxiliary mode so as to form a cultivation carrier, plant seeds which can absorb pollutants are selected and sowed to the non-woven fabric layers, soilless culture is implemented by nutrient solution of formula merchandises or other kinds waste water or sewage containing various nutritive matters, and plant roots penetrate through the cultivation carrier to form a composite plant zone with the cultivation carrier. The floating composite plant zone is moved to polluted water bodies, and absorbs the pollutants in the water bodies to be used as nutritive matters desired for growth so as to continuously grow. When in harvest or alternation because of weather, the floating composite plant zone is dragged to the land, the stems, leaves and roots of the plants are harvested and utilized, and the cultivation carrier is repeatedly used for in-situ ecological repair. The present invention is mainly used for the in-situ ecological repair of polluted water bodies and various kinds of sewerage treatment.
Description
Technical field
The present invention relates to polluted water body reparation and sewage water treatment method, especially relate to a kind of method and system thereof of floating composite botanical zone in situ biologically rehabilitating water body.
Background technology
Current, water resources is not enough and water pollution problems has become politics, society, economy and the important matter of science and technology that many countries and regions face jointly, and for developing country, situation is severe more.China has been listed in some areas of one of 13 poor-water states of water resources, especially North China and northwest per capita, the whole world, and water resources lacks very serious, and river cutout and contamination phenomenon are comparatively general.According to statistics, rivers, the lake in the whole nation landlocked 82% have been subjected to pollution in various degree, and red tide is also broken out at the beach again and again, has produced great harm, and the economy of China has been caused immeasurable loss.
Utilizing plant that polluted water body is carried out restoration of the ecosystem is a biotechnology that develops formation over nearly 40 years with purifying, and in China, this technology is flourish in nearly 10 years, and the reparation that has been used for contaminated waters such as beach, rivers, lake purifies.The main functionality of this technology mainly is presented as: the immersion part of plant is (as the pasture and water in the water, algae, or the root system of pleuston etc.) absorbs pollutent in the water as the required nutritive substance of growth, thereby both reached the purpose of purifying water body, also obtained plant prod with certain economic value.The original position restoration of the ecosystem system of being studied at most at present and using, promptly directly with plant growing in water body, polluted water body is carried out the original position restoration of the ecosystem, so both can save the consumption of electric power equal energy source, can not take land resources again.This technology also has been used for focusing on of various sewage, as sewage lagoon of stock-farms etc.
Receptivity, the speed of growth, laid down cost and the economic worth of pollutent made the principal element that to consider when selecting plant to make up the water ecology repair system.In present research, waterplant such as algae, Herba Eichhorniae, duckweed, water peanut, reed, Rush, water chestnut, lotus, wild rice stem have obtained maximum concerns, have brought into play vital role.These waterplant generally are divided into types such as emergent, floatingleaved plant, pleuston and submerged plant by the growth level in water.Many waterplant such as Herba Eichhorniae, duckweed, water chestnut etc. have extremely strong detergent power, but very easy excessive multiplication, and individual plant growth, it is big to fish for difficulty, the cost height, also therefore bring disastrous consequences such as stopping up the waters navigation, these plants rested on meeting death in the water body, rot when substituted season, caused water pollution once more.In addition, can adapt to microthermal climate especially the waterplant kind of cold snap extremely lack, promptly allow to existence, vegetative activity is also very faint, can not the pollutent in the water body effectively be absorbed.
Compare with waterplant, many kinds weather that can season oneself to cold is arranged in the terrestrial plant, wherein also is no lack of the kind that vegetables, flowers, grass etc. have higher economic worth, as Caulis et Folium Brassicae capitatae, rye grass, Festuca Arundinacea etc., utilize their cold-resistant advantages, at low temperature season and low temp area, can solve the difficult problem that waterplant can not effectively be turned round, can form good complementation with waterplant.A main difficult problem of utilizing terrestrial plant to carry out the water body reparation is a cultivation cost height, because it is very high in the terrestrial plant process of growth to the requirement of oxygen, and water body the general oxyty of the water surface is higher at the middle and upper levels, therefore terrestrial plant generally need swim on the water surface by extra cultivation carrier, can guarantee root system immersion of plant and the pollutent in the absorption water body like this, and the stem on the water surface, leaf, flower or fruit can not rot yet because of long-time the contact with water.At present as the material of cultivation carrier have plastics, foam, bamboo, in fill out the braid etc. of matrix, but the plantation area of single carrier is generally less, to carry out one by one during results, can not gather in the crops in flakes in large area, have harvesting work trouble, defect of high cost too.
Summary of the invention
Utilize plant that polluted water body is carried out original position in order to solve, cultivation cost height during restoration of the ecosystem, the harvesting work amount is big, the technical problem that management difficulty is big, the object of the present invention is to provide a kind of method and system thereof of floating composite botanical zone in situ biologically rehabilitating water body, serve as the cultivation carrier with big area non-woven fabrics cheaply on land and between nonwoven layer, be aided with and uphold rib and tension rope or tension net and cultivate the composite plant band that forms by multiple suitable plant miscegenation, utilize float and spacing rope that the composite plant band is swum in the polluted water body specific region after breeding, absorb pollutent in the water body as nutrition by plant-growth, when results or renewal that the composite plant band is dilatory to water body, contaminant exclusion water-outlet body the most at last, reach original position, the purpose of restoration of the ecosystem polluted water body, the cultivation carrier is reused behind the harvesting plant.
The technical solution adopted for the present invention to solve the technical problems is:
One, the method for floating composite botanical zone in situ biologically rehabilitating water body:
On land two-layer or two-layer above non-woven fabrics is tiled in the cultivation bed, be aided with between nonwoven layer and uphold rib and tension rope formation cultivation carrier, select two or more can absorb the plant of pollutent according to the moiety of pollutent in the polluted water body and concentration and weather, with the seed broadcasting of selected plant on nonwoven layer, utilize prescription commodity nutritive medium or other contain various nutraceutical waste water or sewage carries out soilless culture, plant root system in the process of growth passes the cultivation carrier and plant and cultivation carrier is connected as a single entity, form the composite plant band, the colligation float was so that it can swim on the water surface before the composite plant band used, floating composite plant band is moved to polluted water body to be used, utilize spacing rope and weight that floating composite plant band is fixed on the waters simultaneously, the pollutent that floating composite plant band absorbs in the water body is also constantly grown as the required nutrition of growth, when being forced to substitute during results or because of climate reasons that floating composite plant band is dilatory to the land, the stem of harvesting plant, leaf and root are used and the cultivation carrier are reused, the new floating composite plant band that to breed simultaneously moves to polluted water body and proceeds original position, restoration of the ecosystem is until reaching the reparation target.
Two, the system of floating composite botanical zone in situ biologically rehabilitating water body:
Comprise non-woven fabrics, uphold rib, tension rope, float, jag, spacing rope, weight, shack and plant.Broad ways is arranged and is upheld rib between two-layer or two-layer above non-woven fabrics, arrange the tension rope of two ends band shack along its length, form the cultivation carrier, the root system of the various plants of sowing on non-woven fabrics passes the cultivation carrier and is connected as a single entity with the cultivation carrier, form the composite plant band, float is connected with the tension rope of composite plant band both sides by jag and swims on the polluted water body water surface, four jiaos shack of floating composite plant band connects spacing rope and weight with fixing polluted water body, and the shack by tension rope two ends between the floating composite plant band joins together.
The useful effect that the present invention has is:
1. select two or more plant that can effectively absorb all contaminations targetedly according to the moiety of pollutent in the polluted water body and concentration and weather, form the composite plant band, can all contaminations in the water body all effectively be absorbed;
2. the composite plant band can utilize the various plants sowing to form various abundant patterns when cultivating, especially purposively some ornamental flowers of miscegenation, make the composite plant band guaranteeing that function is viewed and admired in performance under this main functionality of reparation water body, when polluted water body uses, form together special water surface landscape;
3. between nonwoven layer, be aided with the intensity of upholding rib and tension rope reinforcement vegetation zone, avoid in use being destroyed;
4. floating composite plant band can be pulled to the land by very convenient floor mop when being forced to substitute in results or because of climate reasons, finishing plant materials separates with water body ground, avoided plant to rest in the water and rotted and the recontamination water body, and floating composite plant zone face is long-pending big, the results cost is very low;
5. utilize float that the composite plant band is swum in the water surface, need absorb oxygen when growing and create condition for plant especially terrestrial plant;
6. utilize spacing rope and weight that floating composite plant band is fixed on the specific region of water body, avoid vegetation zone drift and influence the normal use in waters arbitrarily.
The present invention is mainly used in restoration of the ecosystem of polluted water body original position and various sewage disposal.
Description of drawings
Fig. 1 is a floating composite plant band orthographic plan of the present invention;
Fig. 2 is the A-A sectional view of Fig. 1;
Fig. 3 is a floating composite plant band B enlarged view of the present invention.
Among the figure: 1. non-woven fabrics, 2. uphold rib, 3. tension rope, 4. float, 5. jag, 6. spacing rope, 7. weight, 8. shack, 9. plant, the 10. water surface.
Embodiment
The invention will be further described below in conjunction with drawings and Examples.
As Fig. 1, Fig. 2, shown in Figure 3, the present invention includes non-woven fabrics 1, uphold rib 2, tension rope 3, float 4, jag 5, spacing rope 6, weight 7, shack 8 and plant 9.Broad ways is arranged and is upheld rib 2 between two-layer or two-layer above non-woven fabrics 1, arrange the tension rope 3 of two ends band shack 8 along its length, form the cultivation carrier, the root system of the various plants 9 of sowing on non-woven fabrics 1 passes the cultivation carrier and is connected as a single entity with the cultivation carrier, form the composite plant band, float 4 is connected with the tension rope 3 of composite plant band both sides by jag 5 and swims on the polluted water body water surface 10, four jiaos the shack 8 of floating composite plant band connects spacing ropes 6 and weight 7 with fixing polluted water body, and the shack 8 by tension rope 3 two ends between the floating composite plant band joins together.
The width of described non-woven fabrics 1 is 0.5～1.5 meter, and length is 3～5 meters, specifically determines according to the provincial characteristics of polluted water body.
The spacing of described extension rib 2 is 0.5～1 meter, adopts rigid materials such as water-proof bamboo, plastics or wood.
Described tension rope 3 is 3～5, guarantees that non-woven fabrics 1 both sides all have one.
The kind of described plant 9 (as grass, vegetables, flowers etc.) is determined according to the reparation needs and the weather of polluted water body.
The quantity of described floating composite plant band is determined according to the reparation needs and the provincial characteristics of polluted water body.
The quantity of described float 4 swims on the water surface can make the composite plant band, adopts buoyancy material such as foam, plastics or pipe.
Embodiment is exemplified below:
3 meters of non-woven fabrics 1 length, wide 1.2 meters, two-layer, broad ways is upheld rib 2 with 0.5 meter 7 of pitch arrangement, arrange the tension rope 3 of 3 two ends band shacks 8 along its length, formation has the cultivation carrier of certain intensity, the root system of the plant 9 of sowing on non-woven fabrics 1 passes the cultivation carrier and is connected as a single entity with the cultivation carrier, form the composite plant band, be connected so that it can swim on the polluted water body water surface 10 with the tension rope 3 of composite plant band both sides by jag 5 with 12 long foam plastic floats of 0.49 meter 4, four jiaos the shack 8 of floating composite plant band connects the spacing ropes 6 of plastics and weight 7 being fixed in the specific region, and the shack 8 by tension rope 3 two ends between 4 floating composite plant bands links together.
Claims (6)
1, the method of floating composite botanical zone in situ biologically rehabilitating water body, it is characterized in that: on land two-layer or two-layer above non-woven fabrics is tiled in the cultivation bed, be aided with between nonwoven layer and uphold rib and tension rope formation cultivation carrier, select two or more can absorb the plant of pollutent according to the moiety of pollutent in the polluted water body and concentration and weather, with the seed broadcasting of selected plant on nonwoven layer, utilize prescription commodity nutritive medium or other contain various nutraceutical waste water or sewage carries out soilless culture, plant root system in the process of growth passes the cultivation carrier and plant and cultivation carrier is connected as a single entity, form the composite plant band, the colligation float was so that it can swim on the water surface before the composite plant band used, floating composite plant band is moved to polluted water body to be used, utilize spacing rope and weight that floating composite plant band is fixed on the waters simultaneously, the pollutent that floating composite plant band absorbs in the water body is also constantly grown as the required nutrition of growth, when being forced to substitute during results or because of climate reasons that floating composite plant band is dilatory to the land, the stem of harvesting plant, leaf and root are used and the cultivation carrier are reused, the new floating composite plant band that to breed simultaneously moves to polluted water body and proceeds original position, restoration of the ecosystem is until reaching the reparation target.
2, the system of floating composite botanical zone in situ biologically rehabilitating water body is characterized in that: comprise non-woven fabrics (1), uphold rib (2), tension rope (3), float (4), jag (5), spacing rope (6), weight (7), shack (8) and plant (9); Broad ways is arranged and is upheld rib (2) between two-layer or two-layer above non-woven fabrics (1), arrange the tension rope (3) of two ends band shacks (8) along its length, form the cultivation carrier, the root system of the various plants (9) of sowing on non-woven fabrics (1) passes the cultivation carrier and is connected as a single entity with the cultivation carrier, form the composite plant band, float (4) is connected with the tension rope (3) of composite plant band both sides by jag (5) and swims on the polluted water body water surface (10), four jiaos shack (8) of floating composite plant band connects spacing rope (6) and weight (7) with fixing polluted water body, and the shack (8) by tension rope (3) two ends between the floating composite plant band joins together.
3, the system of floating composite botanical zone in situ biologically rehabilitating water body according to claim 2 is characterized in that: the width of described non-woven fabrics (1) is 0.5～1.5 meter, and length is 3～5 meters.
4, the system of floating composite botanical zone in situ biologically rehabilitating water body according to claim 2 is characterized in that: the spacing of described extension rib (2) is 0.5～1 meter, adopts water-proof rigid material.
5, the system of floating composite botanical zone in situ biologically rehabilitating water body according to claim 2 is characterized in that: described tension rope (3) is 3～5, guarantees that non-woven fabrics (1) both sides all have one.
6, the system of floating composite botanical zone in situ biologically rehabilitating water body according to claim 2 is characterized in that: the quantity of described float (4) swims on the water surface can make the composite plant band, adopts buoyancy material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100606741A CN100341798C (en) | 2005-09-08 | 2005-09-08 | Method and system for floating composite botanical zone in situ biologically rehabilitating water body |
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| CNB2005100606741A CN100341798C (en) | 2005-09-08 | 2005-09-08 | Method and system for floating composite botanical zone in situ biologically rehabilitating water body |
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| CN1769215A CN1769215A (en) | 2006-05-10 |
| CN100341798C true CN100341798C (en) | 2007-10-10 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104108795B (en) * | 2014-07-29 | 2016-04-06 | 绍兴文理学院 | A kind of method utilizing non-woven fabrics, source, face, waterplant combined treatment farmland sewage |
| CN107321752A (en) * | 2017-06-27 | 2017-11-07 | 上海市政工程设计研究总院（集团）有限公司 | A kind of sludge lagoon place Ecosystem restoration system in situ |
| CN111742830A (en) * | 2020-07-14 | 2020-10-09 | 安徽盛渔农业科技有限公司 | High-yield type aquatic vegetable culture device |
Citations (7)
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|---|---|---|---|---|
| JPH08252036A (en) * | 1995-03-16 | 1996-10-01 | Maeda Okugai Bijutsu Kk | Planting floating body mat |
| JPH10258299A (en) * | 1997-03-18 | 1998-09-29 | Dokoo:Kk | Purifying and utilizing system for river, lake and marsh |
| JP2002027855A (en) * | 2000-07-14 | 2002-01-29 | Toa Harbor Works Co Ltd | Method for rearing seedling of mangrove |
| JP2004321193A (en) * | 2004-08-02 | 2004-11-18 | Shiga Pref Gov | Vegetation method |
| CN1603251A (en) * | 2004-10-10 | 2005-04-06 | 武汉大学 | Method for removing nutrient salt in water |
| CN1609017A (en) * | 2003-10-18 | 2005-04-27 | 徐宝安 | Environment protecting landscape wet land apparatus with combined submerged and floated modules |
| CN2825630Y (en) * | 2005-09-08 | 2006-10-11 | 浙江大学 | System for in-situ ecological restoration of water body by floating composite botanical zone |
-
2005
- 2005-09-08 CN CNB2005100606741A patent/CN100341798C/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08252036A (en) * | 1995-03-16 | 1996-10-01 | Maeda Okugai Bijutsu Kk | Planting floating body mat |
| JPH10258299A (en) * | 1997-03-18 | 1998-09-29 | Dokoo:Kk | Purifying and utilizing system for river, lake and marsh |
| JP2002027855A (en) * | 2000-07-14 | 2002-01-29 | Toa Harbor Works Co Ltd | Method for rearing seedling of mangrove |
| CN1609017A (en) * | 2003-10-18 | 2005-04-27 | 徐宝安 | Environment protecting landscape wet land apparatus with combined submerged and floated modules |
| JP2004321193A (en) * | 2004-08-02 | 2004-11-18 | Shiga Pref Gov | Vegetation method |
| CN1603251A (en) * | 2004-10-10 | 2005-04-06 | 武汉大学 | Method for removing nutrient salt in water |
| CN2825630Y (en) * | 2005-09-08 | 2006-10-11 | 浙江大学 | System for in-situ ecological restoration of water body by floating composite botanical zone |
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| CN1769215A (en) | 2006-05-10 |
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Owner name: WUHAN GREEN LANDSCAPE ENGINEERING CO., LTD. Free format text: FORMER OWNER: ZHEJIANG UNIVERSITY Effective date: 20120105 |
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Effective date of registration: 20120105 Address after: 430040 Hubei province Dongxihu District of Wuhan City Lake Science and Technology Industry Development Park No. 18 Patentee after: Wuhan new green garden Engineering Co., Ltd. Address before: 310027 Hangzhou, Zhejiang Province, Xihu District, Zhejiang Road, No. 38, No. Patentee before: Zhejiang University |
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