CN109704469A - The ecological restoring method of polluted lake lakebed - Google Patents
The ecological restoring method of polluted lake lakebed Download PDFInfo
- Publication number
- CN109704469A CN109704469A CN201910148292.6A CN201910148292A CN109704469A CN 109704469 A CN109704469 A CN 109704469A CN 201910148292 A CN201910148292 A CN 201910148292A CN 109704469 A CN109704469 A CN 109704469A
- Authority
- CN
- China
- Prior art keywords
- stake
- lakebed
- ecological
- circle
- lake
- 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.)
- Pending
Links
Landscapes
- Revetment (AREA)
Abstract
The present invention relates to the ecological restoring methods of polluted lake lakebed, the following steps are included: on the basis of the radius r in the lake, a first ecological stake of circle is squeezed on the circle of lakebed 1/3r, and is laid with non-woven geotextile on the outside of the first ecological stake, forms the permeable enclosing of first lap；Part mud on the inside of first lap ecology stake is salvaged and is inserted on the outside of the stake of first lap ecology, smooth and the first ladder of hardened formation；A second ecological stake of circle is squeezed on the circle of lakebed 2/3r, and is laid with non-woven geotextile on the outside of the second ecological stake, forms the second permeable enclosing of circle；Part mud on the inside of first lap ecology stake is salvaged and is inserted on the outside of the second circle ecology stake, smooth and the second ladder of hardened formation；Part mud on the inside of first lap ecology stake is salvaged and is inserted on the outside of the second ladder, smooth and hardened formation Hu Po.Method of the invention is good to the lake repairing effect of pollution, and restoration of the ecosystem speed is fast after the completion of construction, and ornamental value is good.
Description
Technical field
The present invention relates to the ecological restoration technical field in lake more particularly to the ecological restoring methods of polluted lake lakebed.
Background technique
As environmental problem constantly upgrades, the domestic many places water body in China needs to carry out restoration of the ecosystem, and the ecology in lake is repaired
In multiple, since lake water yield is big, restoration of the ecosystem speed is slow, other than project amount is big, after construction is completed, and plant, micro- life
The reproduction speeds such as object do not catch up with the chronic pollution speed of environment, restore the ineffective of ecology after improvement so as to cause lake.
Summary of the invention
The purpose of the present invention is provide one kind for the deficiency in above-mentioned background technique
The ecological restoring method of polluted lake lakebed, to solve the technical problems existing in the prior art.
To achieve the above object, present invention employs the following technical solutions:
The ecological restoring method of polluted lake lakebed, comprising the following steps:
On the basis of the radius r in the lake, a first ecological stake of circle is squeezed on the circle of lakebed 1/3r, and raw first
It is laid with non-woven geotextile on the outside of state stake, forms the permeable enclosing of first lap；
Part mud on the inside of first lap ecology stake is salvaged and is inserted on the outside of first lap ecology stake, it is smooth and hardened form the
One ladder；
A second ecological stake of circle is squeezed on the circle of lakebed 2/3r, and is laid with non-woven geotextile on the outside of the second ecological stake,
Form the second permeable enclosing of circle；
Part mud on the inside of first lap ecology stake is salvaged and is inserted on the outside of the second circle ecology stake, it is smooth and hardened form the
Two ladders；
Part mud on the inside of first lap ecology stake is salvaged and is inserted on the outside of the second ladder, smooth and hardened formation Hu Po.
Compared with the prior art, the invention has the following beneficial effects:
The present invention provides a kind of ecological restoring method of polluted lake lakebed, the present invention is divided by passing through lakebed sludge
The mode of grade landfill, builds into the ramp shaped lakebed with multiple ladders for lakebed, and every grade of ladder is all made of ecological stake and nothing
The enclosing structure of geotextiles is spun, so that the enclosing of each ladder all has good water penetration, the effect of the water penetration is embodied in
Two aspects: on the one hand, in the construction process, after the Sludge landfill dug out, the water energy in sludge is enough flowed into from permeable enclosing
Lakebed accelerates speed of application so that the sludge energy rapid draing after landfill is hardened, improves construction efficiency, shortens the construction period, keep away
Exempt from because the construction period is long and the influence by weather such as rainfall snowfalls, and hardened better of sludge after filling, squeeze into again
More firm when ecological stake, enclosing effect is better, and on the other hand, after the completion of entire lake is repaired, the water penetration of enclosing makes
Aquatic microorganisms and water plant, which can be attached on enclosing, to survive, but also lake can provide water for the plant on Hu Po
Point, ecology more balances.In the present invention repair after the completion of lakebed it is generally ramp-like, in this way can effective wave resistance, ramp shaped lake
Bottom can be lower than the wave of lake water to a certain extent, reduce the soil erosion of lakeside.
Detailed description of the invention
Fig. 1 is the lakebed sectional view after being repaired using the method for the present invention；
Fig. 2 is the structural schematic diagram of cultivation dish in the present invention.
Specific embodiment
The technical solution in the present invention is further illustrated with reference to the accompanying drawings and embodiments.
As shown in Figure 1, the invention proposes a kind of restoration of the ecosystem sides of polluted lake lakebed as a kind of preferred embodiment
Method, comprising the following steps:
On the basis of the radius r in the lake, a first ecological stake 11 of circle is squeezed on the circle of lakebed 1/3r, and first
It is laid with non-woven geotextile 12 on the outside of ecological stake 11, forms the permeable enclosing 10 of first lap；
The part mud of 11 inside of first lap ecology stake is salvaged and inserts 11 outside of first lap ecology stake, smooth and hardened shape
At the first ladder 20；
A second ecological stake 31 of circle is squeezed on the circle of lakebed 2/3r, and is laid with non-woven geotextile on the outside of the second ecological stake
32, form the second permeable enclosing 30 of circle；
The part mud of 11 inside of first lap ecology stake is salvaged and inserts 32 outside of the second circle ecology stake, smooth and hardened shape
At the second ladder 40；
The part mud of 11 inside of first lap ecology stake is salvaged and inserts 40 outside of the second ladder, smooth and hardened formation lake
Slope 50.
In the description of above scheme, radius r is interpreted as the radius of the position diametrically at place, is not interpreted as lake
Bed is regular circle, and therefore, what the first ecological stake and the second ecological stake were spatially enclosed is using lakebed as range
Two contours；Hu Po, the part lakebed of the presentation ramp shaped exactly formed.Lakebed sludge is passed through classification landfill by above scheme
Lakebed is built into the ramp shaped lakebed with multiple ladders by mode, and every grade of ladder is all made of ecological stake and non-woven geotextile
Enclosing structure so that the enclosing of each ladder all has good water penetration, the effect of the water penetration is embodied in two aspects:
On the one hand, in the construction process, after the Sludge landfill dug out, the water energy in sludge enough flows into lakebed from permeable enclosing, thus
Enable the sludge rapid draing after landfill hardened, accelerate speed of application, improve construction efficiency, shorten the construction period, avoids because applying
Work is long in time limit and is influenced by weather such as rainfall snowfalls, and hardened better of sludge after filling, when squeezing into ecological stake again
More firm, enclosing effect is better, and on the other hand, after the completion of entire lake is repaired, the water penetration of enclosing makes aquatic micro- life
Object and water plant, which can be attached on enclosing, to survive, but also lake can provide moisture for the plant on Hu Po, ecology is more
Add balance.In the present invention repair after the completion of lakebed it is generally ramp-like, in this way can effective wave resistance, ramp shaped lakebed can be one
Determine the wave for being lower than lake water in degree, reduces the soil erosion of lakeside.
Preferably, the ecological stake is timber, and timber has water penetration and adhesion, enables aquatic microorganisms in wood
It survives in stake.
Preferably, after forming the first ladder 20, planting submerged plant, such as hornwort, water quality grass are planted on the first ladder 20
Deng；After forming the second ladder 40, floatingleaved plant, such as water lily, Gorgon fruit etc. are planted on the second ladder 40；After forming lake slope 50,
Emergent aquactic plant, such as rhizoma alismatis, canna, common calla etc. are planted on the Hu Po.By the way that lakebed is hierarchical segmented and in difference
The mode of ecological region planting difference plant guarantees ecology so that the lakebed after repairing has a variety of different types of aquatiles
Diversity, and multifarious ecological vegetable can be utilized, the effect of solid soil is played to lakebed, while the landscape in lake is had
Better ornamental value.
Preferably, lake slope 50 extends to the water surface or more, and burnt stone 60, burnt stone table are laid on the Hu Po more than the water surface
Face is laid with soil 70, and plants fibrous root system plants on soil 70.The main function on lake slope 50 is wave resistance, in the program, is passed through
It is laid with burnt stone 60, enables burnt stone 60 effectively to absorb the impact of lake surface wave, the soil of the lower part Hu Po is avoided to be washed
After be lost to lakebed, while being laid with soil 70 on burnt stone 60, and fibrous root system plants planted on soil 70, due to the system of fibrous root
The well developed root system of plant has better fixation, is also suitable for surviving in the present context.
Preferably, after lake is repaired, launching several cultivation dishes 80, plantation floating life plants in lake surface, and in cultivation dish 80
Object, such as Eichhornia crassipes, duckweed etc..
As shown in Fig. 2, the cultivation dish 80 includes circular hollow tube 81 and the multistorey strainer mesh being connected in the circle of hollow pipe 81
82,
In the lake of eutrophication, restoring water plant can be improved the self-purification capacity of water body, contain cyanobacterial bloom
Occur.But the recovery of actually water plant, it especially can be in the extensive of the submerged plant of lake center waters grown on larger scale
It is multiple, need certain condition, on the one hand, plant growth needs sufficient sunlight, and on the other hand, nutrient concentration cannot be too
It is high.And in the water body urgently administered now, visibility is all very low, water body center, or even bank cannot all allow direct sunlight pond
Bottom；Heavy polluted water to be treated simultaneously, exactly nutrient concentrations are high, and it is largely normal to be not suitable for general submerged plant
Growth.In this case, the recovery of water plant is difficult to realize.In fact, aquatic plant purification watery part is to rely on to block
The attached microbial that intercepts water on suspended particulate substance and cauline leaf in body purifies water.Around this principle, if manually medium
It substitutes water plant, equally can achieve purpose of purifying the water quality.
With the cultivation dish 80 come out designed by bionics, main two effects are: first, to the microorganism in water body
Biofilm carrier is provided, rich nutritive material in water is absorbed and handled with biomembrane principle, fixes other harmful substances；Second, be
It is biological in water body, it is suitably inhabited as fishes and shrimps shellfish provides, spawning place, guarantees the biomass in water body, reinforce the self-purification of water
The ecosystem.This requires artificial aquatic weed specific surface area big as far as possible, and biocompatibility is good as far as possible, at the same must good toughness, environment without
Pollution.
Finally, it is stated that the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although referring to compared with
Good embodiment describes the invention in detail, those skilled in the art should understand that, it can be to skill of the invention
Art scheme is modified or replaced equivalently, and without departing from the objective and range of technical solution of the present invention, should all be covered at this
In the scope of the claims of invention.
Claims (8)
1. the ecological restoring method of polluted lake lakebed, which comprises the following steps:
On the basis of the radius r in the lake, a first ecological stake of circle is squeezed on the circle of lakebed 1/3r, and in the first ecological stake
Outside is laid with non-woven geotextile, forms the permeable enclosing of first lap；
Part mud on the inside of first lap ecology stake is salvaged and is inserted on the outside of the stake of first lap ecology, smooth and the first rank of hardened formation
Ladder；
A second ecological stake of circle is squeezed on the circle of lakebed 2/3r, and is laid with non-woven geotextile on the outside of the second ecological stake, is formed
The second permeable enclosing of circle；
Part mud on the inside of first lap ecology stake is salvaged and is inserted on the outside of the second circle ecology stake, smooth and hardened formation second-order
Ladder；
Part mud on the inside of first lap ecology stake is salvaged and is inserted on the outside of the second ladder, smooth and hardened formation Hu Po.
2. the ecological restoring method of polluted lake lakebed according to claim 1, it is characterised in that: the ecology stake is wood
Stake.
3. the ecological restoring method of polluted lake lakebed according to claim 1, it is characterised in that: form the first ladder
Afterwards, planting submerged plant is planted on the first ladder.
4. the ecological restoring method of polluted lake lakebed according to claim 1, it is characterised in that: form the second ladder
Afterwards, floatingleaved plant is planted on the second ladder.
5. the ecological restoring method of polluted lake lakebed according to claim 1, it is characterised in that: after forming Hu Po,
Emergent aquactic plant is planted on the Hu Po.
6. the ecological restoring method of polluted lake lakebed described in -5 any one according to claim 1, it is characterised in that: Hu Po
The water surface or more is extended to, and is laid with burnt stone on the Hu Po more than the water surface, burnt stone surface is laid with soil, and plants on soil
Plant fibrous root system plants.
7. the ecological restoring method of polluted lake lakebed according to claim 6, it is characterised in that: after lake is repaired,
Several cultivation dishes are launched in lake surface, and plant floating plant in cultivation dish.
8. the ecological restoring method of polluted lake lakebed according to claim 7, it is characterised in that: the cultivation dish includes
Circular hollow tube and the multistorey strainer mesh being connected in hollow pipe circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910148292.6A CN109704469A (en) | 2019-02-28 | 2019-02-28 | The ecological restoring method of polluted lake lakebed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910148292.6A CN109704469A (en) | 2019-02-28 | 2019-02-28 | The ecological restoring method of polluted lake lakebed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109704469A true CN109704469A (en) | 2019-05-03 |
Family
ID=66265369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910148292.6A Pending CN109704469A (en) | 2019-02-28 | 2019-02-28 | The ecological restoring method of polluted lake lakebed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109704469A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110563151A (en) * | 2019-09-24 | 2019-12-13 | 广东河海工程咨询有限公司 | Impact-resistant soft enclosure system for large-surface lake restoration area |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1730832A (en) * | 2005-08-30 | 2006-02-08 | 云南省环境科学研究院 | Technology for repairing basement of lake steep bank inshore water area |
| CN104594288A (en) * | 2014-12-08 | 2015-05-06 | 江苏龙腾工程设计有限公司 | Novel Taihu Lake bank planting ecological restoration technology |
-
2019
- 2019-02-28 CN CN201910148292.6A patent/CN109704469A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1730832A (en) * | 2005-08-30 | 2006-02-08 | 云南省环境科学研究院 | Technology for repairing basement of lake steep bank inshore water area |
| CN104594288A (en) * | 2014-12-08 | 2015-05-06 | 江苏龙腾工程设计有限公司 | Novel Taihu Lake bank planting ecological restoration technology |
Non-Patent Citations (1)
| Title |
|---|
| 侯新等: "《水资源涵养与水生态修复技术》", 30 November 2016, 天津：天津大学出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110563151A (en) * | 2019-09-24 | 2019-12-13 | 广东河海工程咨询有限公司 | Impact-resistant soft enclosure system for large-surface lake restoration area |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203851604U (en) | Ecological cycle fish and vegetable symbiotic planting-aquaculture system | |
| US5591341A (en) | Method and system for water bioremediation utilizing a conical attached algal culture system | |
| KR101123881B1 (en) | Growth medium for sphagnum moss | |
| CN110089228A (en) | A kind of impaired method for recovering vegetation of seashore wetland | |
| CN104129856A (en) | Combined ecological floating bed and culture method thereof | |
| KR20130085267A (en) | Seaweeds adhesion method forming sea forest | |
| CN102351314A (en) | Suspended combined ecological filter bed and method for remediation of eutrophicated water | |
| CN203568939U (en) | Agricultural non-point source pollution control system | |
| CN207845273U (en) | River and lake restoration of the ecosystem and water quality keep system | |
| CN109511422A (en) | A kind of economic and environment-friendly type submerged plant eel grass cultivation rattan felt and method for planting | |
| CN107447839B (en) | A kind of ecotype Rain Garden | |
| CN109704469A (en) | The ecological restoring method of polluted lake lakebed | |
| JP2001204245A (en) | Artificial compound granule and method for producing the same | |
| CN109914363A (en) | The ecology remodeling method of concrete open drain | |
| CN102138393A (en) | Coating method for sprouts of submerged plants by using oxygen-containing soil | |
| CN205821003U (en) | A kind of river water cleaning device | |
| CN100519443C (en) | Method for in situ repairing eutrophication surface water | |
| CN105800792A (en) | Water body restoration method | |
| CN111606421A (en) | Method for improving wetland water quality | |
| CN102550449A (en) | Method for large-scale cultivation of Babylonia areolata in mulched shrimp pond | |
| CN210559644U (en) | Artificial wetland system for treating freshwater aquaculture wastewater | |
| CN209537096U (en) | A kind of lakebed structure in ecology lake | |
| CN103214094A (en) | Fixed type composite layer net supporting floating island | |
| KR100622014B1 (en) | Planting structure for water purification system using macrophyte | |
| CN102561257B (en) | Construction method of ecological river bed |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190503 |