CN208898716U - Reservoir is put in storage beach stepped ecological governing system - Google Patents
Reservoir is put in storage beach stepped ecological governing system Download PDFInfo
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- CN208898716U CN208898716U CN201821647744.2U CN201821647744U CN208898716U CN 208898716 U CN208898716 U CN 208898716U CN 201821647744 U CN201821647744 U CN 201821647744U CN 208898716 U CN208898716 U CN 208898716U
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Abstract
The utility model relates to reservoirs to be put in storage beach stepped ecological governing system, successively include wetlands along river, intercept pond, step delaying basin and beach artificial swamp along water storage direction, the step delaying basin is multistage, has the overflow overflow dam of difference in height to intercept by multiple tracks.By building compound step wet land system on storage river beach and river, realize physical filtering, sedimentation, aeration oxygen replenishing, biological cleaning absorption and matrix combination, largely increase the diversity and stability of engineering ecology system, to make whole system that there is stronger antipollution load impact ability, play the role of reduction reservoir sedimentation, reinforces bank slope, purification storage water quality, beautifies the environment.
Description
Technical field
The utility model relates to a kind of ecological management systems, belong to ecological protection and water source Treatment process field.
Background technique
Reservoir storage beach refers to the beach area of normal pool level Yu maximum flood interdigit, is that river is mutually interconnected with reservoir area
System carries out the important tie and buffer strip of substance, energy and information exchange, the double attribute with land and waters, is a kind of
More special seasonal wetland.With population growth, industrial progress and social development, land use demand rapid growth, river
Stream basin is excessively developed, and reservoir ecological problem can not be ignored, while demand of the people to beautifying the environment also is increasingly urgent to,
Carrying out will more be taken seriously to the ecological management research of reservoir beach, and will develop to more extensive field.
The features such as diversity, complexity, dynamic change due to reservoir storage beach itself, at present both at home and abroad enter reservoir
The research of library tidal flats treatment research aspect is less, mostly the content of aquaculture and afforestation aspect.River channel ecology is administered
The research that aspect is carried out is more early, and achievement is also more.Similar research direction is mainly the research administered to reservoir drawdown band, external
The relatively early more of development is studied to what reservoir drawdown band Wetland ecological was administered, also achieves many achievements.The country is to falling zone
Research is carried out later, draws attention and is concentrated mainly on since the nineties in last century is just and grinds to Three Gorges Reservoir falling zone
Study carefully, also achieves some research achievements.
In recent decades, with the progress and development of science and technology, people are gradually recognized can flow in the ecosystem
It is combined with logistics principle with human environment construction and is applied to city construction practice, it has also become one kind of human environment development becomes
Gesture.Artificial swamp is the extension of natural bioremediation, and with Urban Parks have similitude, take into account artificial swamp landscape, purification and
Other ecological functions are the key that realize that ecology and landscape function organically combine.Occur the artificial of both many combinations at present
Wetland, and be gradually widely used；However the operation conditions of the artificial swamp built up is both worried and glad.How to effectively realize
The combination of the two, still none specific final conclusion.
Consider from storage river water quality characteristic, technical feasibility, clean-up effect, investment, land used etc. are many-sided, reservoir is entered
In the purification of water quality Treatment process of library, be detained the pool and artificial swamp etc. be biological, ecological technique have at low cost, operational management is simple,
The features such as capable of persistently playing a role, therefore be the optimization technique of water treatment.But this two technologies are optimized combination, it takes
Long benefit is short, and step is administered, and is used to protect in purification water head site Reservoir Water Quality improvement, at home and abroad also rare report.
Utility model content
A kind of reservoir storage beach stepped ecological governing system is provided the purpose of the utility model is to overcome above-mentioned insufficient,
The system has stronger antipollution load impact ability, plays reduction reservoir sedimentation, reinforces bank slope, purification storage water quality, beauty
Change the effect of environment.
The technical solution that the utility model is taken are as follows:
Reservoir is put in storage beach stepped ecological governing system, successively includes wetlands along river, intercepts pond, step along water storage direction
Delaying basin and beach artificial swamp, the step delaying basin be multistage, by multiple tracks have difference in height overflow overflow dam intercept and
At.
The road the interception Chi You 1-2 sand gravel barrage is formed, and can press loaded filter structure design-build, height of dam is according to withered
Carry out water water season to determine.River water can intercept a large amount of floating materials, silt by sand-gravel dam seepage flow when dry season flow is smaller.Flood
Water season can be intercepted a large amount of river garbages in upstream, be also convenient for dredging with seepage flow and overflow.Form the first of purification of water quality and filter sand
Road defence line.
The overflow overflow dam is arranged according to river head difference, 1-2 meters of height of dam, forms multistage delaying basin, preferably three-level,
The depth of water should not be too large, to be suitable for aquatic plants growth and dredging.It forms step and is detained purifying area, inhaled by gravitational settling, plant
The effects of receipts and microbial degradation, purifies water quality.As needed, it is anti-should to carry out Anti-seeping technology setting for step delaying basin bottom
Infiltration layer divides into drainage exhaust french drain in impervious barrier.Sand gravel matrix, planting soil and protective layer are set on the impervious barrier, are optimized
The stronger aquatic vegetation of detergent power is configured, step delaying basin area artificial swamp is formed.Stromal thickness should be greater than plant roots
System can reach depth capacity, planting soil layer thickness 20-40cm.The series connection of step delaying basin extends the water conservancy residence time, plays
Buffering and promotion particle settlement action, can give full play to the function of physics sedimentation and anaerobic digestion, biological cleaning, intercept most of
Floating impurity and suspended matter, prevent Wetland clogging.Erosion control block stone, multistage overflow overflow dam are set under the overflow overflow dam dam
Drop and energy dissipating, it is oxygen-enriched to form nature, can increase the dissolved oxygen amount of water body, improve self detergent power of water body.
The afterbody is detained bottom of pond portion setting water pump and is communicated by pipeline with first order delaying basin water inlet.
It is equipped with ecological slope protection in step delaying basin and beach artificial swamp storage two sides, common ecological slope protection form has list
Pure plant slope protection, placed rockfill slope protection, eco-concrete slope protection, objective case net gabion slope protection, ecological block slope protection, anti-impact biology blanket
Slope protection etc., preferably ecological block slope protection.
The beach artificial swamp is equipped with artificial island.
The utility model is controlled using small-sized wetland+sandstone filtering dam+step delaying basin+drop water aeration dam+mud wetland
Reason mode, research optimization water plant and community collocation principle and method, build compound on storage river beach and river
Step wet land system, realize physical filtering, sedimentation, aeration oxygen replenishing, biological cleaning absorption and matrix combination, largely
Ground increases the diversity and stability of engineering ecology system, so that whole system be enable to have stronger antipollution load impact
Power plays the role of reduction reservoir sedimentation, reinforces bank slope, purification storage water quality, beautifies the environment.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment 1；
Fig. 2 is the utility model step delaying basin structure sectional view；
Fig. 3 is overflow overflow dam structure chart；
Wherein, 1. wetlands along river, 2. interception ponds, 3. step delaying basins, 4. beach artificial swamps, 5. sand gravel barrages,
6. overflow overflow dam, 7. water pumps, 8. impervious barriers, 9. drainage exhaust french drains, 10. sand gravel matrix, 11. planting soils, 12. protection
Layer.
Specific embodiment
It further illustrates in the following with reference to the drawings and specific embodiments.
Embodiment 1
After embroidery source comprehensive administration of river engineering completes transformation within 2012, major station reservoir engineering carries out Strengthening Project within 2013
Start, and start to carry out planning improvement to storage beach, the step of this storage beach is administered mainly whole from beach river channel ecology
It controls and artificial swamp construction accounts for, compound step wet land system is built on storage river beach and river, realizes object
The combination of filtering, sedimentation, aeration oxygen replenishing, biological cleaning absorption and matrix is managed, which uses small-sized wetland+sandstone
Filter dam+step delaying basin+drop water aeration dam+mud wetland mode, specific modification scheme are as follows:
Reservoir is put in storage beach stepped ecological governing system, successively includes wetlands along river 1, intercepts pond 2, ladder along water storage direction
Grade delaying basin 3 and beach artificial swamp 4, the step delaying basin are multistage, have the overflow overflow dam 6 of difference in height to block by multiple tracks
It cuts and forms.Overflow overflow dam 6 is arranged according to river head difference, 1-2 meters of height of dam, forms multistage delaying basin, and the depth of water should not be too large, with
It is suitable for aquatic plants growth and dredging.Delaying basin bottom should carry out Anti-seeping technology setting impervious barrier 8, divide into drainage in impervious barrier 8
Gas french drain 9.Sand gravel matrix 10, planting soil 11 and protective layer 12 are set on the impervious barrier 8, and it is stronger to distribute detergent power rationally
Aquatic vegetation, formed step delaying basin area artificial swamp.Stromal thickness, which should be greater than root system of plant, can reach maximum deep
Degree, planting soil layer thickness 20-40cm.Afterbody is detained bottom of pond portion setting water pump 7 and is entered by pipeline and first order delaying basin
The mouth of a river communicates, and part water can be pumped into the first order along bank pipe laying according to upland water flow and water quality requirement and be detained purification
Area, it is more preferable to the secondary delay of water quality progress, oxygen-enriched and purification, effect.Erosion control block stone is set under the overflow overflow dam dam, it is more
The drop and energy dissipating of grade overflow overflow dam, formation nature is oxygen-enriched, can increase the dissolved oxygen amount of water body, improves self purification energy of water body
Power.It intercepts pond 2 to be formed by twice sand gravel barrage 5, loaded filter structure design-build can be pressed, height of dam is according to dry season come water
It determines.River water can intercept a large amount of floating materials, silt by sand-gravel dam seepage flow when dry season flow is smaller.Flood season can be with
Seepage flow and overflow intercept a large amount of river garbages in upstream, are also convenient for dredging.
Beach artificial swamp can carry out Anti-seeping technology according to leakage, and it is thin in be laid with rubble not of uniform size from bottom to top
Sand, overall thickness 30-40cm, can be used as loaded filter and Wetland Substrate uses.It is laid with planting soil in matrix, distributes detergent power rationally
Stronger aquatic vegetation.It designs to form multiple island using dredging spoir, humidogene and water plant is configured on island, formed
Wetland Environment.Island can provide habitat in mud wetland construction for birds, and divide the important means in water surface space,
There are many type on island, different sizes, can enrich the color in water surface space.
Application of the water plant in beach ecological management can be according to the difference of different depth of water situation and planting location point
For the plants configuration of waterside bank band, the plants configuration of water body and the plants configuration in upper river step area etc..To consider when configuration
To species collocation and ecological functions, accomplish that water quality purification function and ornamental function are uniformly coordinated.Species collocation should make a distinction between the important and the lesser one, high
It is low straggly, meet requirement of each water plant to ecological niche, and pay attention to increasing aithullium.The wetlands along river is manually introduced a fine variety
Aquatic vegetation based on cattail does not influence the Wetland Environment that flood passage needs to be formed small area again；The step delaying basin
Region river uses the aquatic vegetation based on hornwort；The beach artificial swamp use cattail+reed+hornwort for
Main aquatic vegetation configuration.
Monitoring is sampled to Reservoir Water Quality from 2012 to 2016, see Table 1 for details and related data is with adopting for monitoring result
Sample time relationship attached drawing.Step is divided to sample beach upstream step region water quality before flood in 2017, see Table 2 for details and phase for test result
It closes data and uses position relationship attached drawing.
1 major station Reservoir Water Quality of table monitors table
Table 2 is classified sampling test result
It can be seen that dissolved oxygen, total nitrogen, total phosphorus, ammonia nitrogen, chemistry need in Reservoir Water Quality monitoring after Practical Completion phytobiocoenose is stablized
The main indicators such as oxygen amount, permanganate refer to, biochemical oxygen demand (BOD), chlorophyll a are integrally on a declining curve, and Reservoir Water Quality is effectively changed
It is kind.And the increase with water flow Jing Guo river cascade ecological management section length, total nitrogen, total phosphorus, ammonia in water quality monitoring in river
The main indicators such as nitrogen, COD, biochemical oxygen demand (BOD) are on a declining curve, and storage river water quality is gradually improved.It is put in storage beach
The series connection of upstream step delaying basin is applied, the water conservancy residence time is extended, play buffering and promotes particle settlement action, can be given full play to
Physics settles and the function of anaerobic digestion, biological cleaning, intercepts most of floating impurity and suspended matter, reservoir is made to realize many years zero
Siltation.After artificial swamp is built up, not only it is put in storage water quality and has clear improvement, and beautify and improve the life along library nearby residents
Environment, and can be developed by wetlands legislation, real estate construction etc. drives the development of regional economy.
It is that the utility model is discussed in detail in conjunction with specific embodiments above, the protection scope of the utility model is not limited to
This.
Claims (9)
1. reservoir is put in storage beach stepped ecological governing system, characterized in that successively include wetlands along river, intercept along water storage direction
Pond, step delaying basin and beach artificial swamp, the step delaying basin are multistage, there is the overflow overflow dam of difference in height by multiple tracks
It intercepts.
2. reservoir according to claim 1 is put in storage beach stepped ecological governing system, characterized in that the interception pond by
The road 1-2 sand gravel barrage is formed.
3. reservoir according to claim 1 is put in storage beach stepped ecological governing system, characterized in that the step is detained
Impervious barrier is arranged in bottom of pond, divides into drainage exhaust french drain in impervious barrier.
4. reservoir according to claim 3 is put in storage beach stepped ecological governing system, characterized in that on the impervious barrier
If sand gravel matrix, planting soil and protective layer, aquatic vegetation is configured, forms step delaying basin area artificial swamp.
5. reservoir according to claim 1 is put in storage beach stepped ecological governing system, characterized in that the overflow boiling water
Height of dam 1-2 meters of dam, setting form three-level gradient.
6. reservoir according to claim 5 is put in storage beach stepped ecological governing system, characterized in that the overflow boiling water
Erosion control block stone is set under Ba Ba.
7. reservoir according to claim 1 is put in storage beach stepped ecological governing system, characterized in that the afterbody
It is detained bottom of pond portion setting water pump to communicate by pipeline with first order delaying basin water inlet.
8. reservoir according to claim 1 is put in storage beach stepped ecological governing system, characterized in that the beach is artificial
Artificial island is equipped in wetland.
9. reservoir according to claim 1 is put in storage beach stepped ecological governing system, characterized in that in step delaying basin and
Beach artificial swamp is put in storage two sides and is equipped with ecological slope protection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821647744.2U CN208898716U (en) | 2018-10-11 | 2018-10-11 | Reservoir is put in storage beach stepped ecological governing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821647744.2U CN208898716U (en) | 2018-10-11 | 2018-10-11 | Reservoir is put in storage beach stepped ecological governing system |
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| Publication Number | Publication Date |
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| CN208898716U true CN208898716U (en) | 2019-05-24 |
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ID=66575218
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| CN201821647744.2U Expired - Fee Related CN208898716U (en) | 2018-10-11 | 2018-10-11 | Reservoir is put in storage beach stepped ecological governing system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110330103A (en) * | 2019-07-23 | 2019-10-15 | 大连理工大学 | The restoration of the ecosystem and purification of water quality enhancing efficiency method of a kind of river storage falling zone |
| CN110655286A (en) * | 2019-11-15 | 2020-01-07 | 南京大学 | In-situ step strengthening and purifying combined system suitable for slow-flow river |
| CN113697965A (en) * | 2021-10-08 | 2021-11-26 | 辽宁大学 | Ecological restoration method for cascade river wetland |
-
2018
- 2018-10-11 CN CN201821647744.2U patent/CN208898716U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110330103A (en) * | 2019-07-23 | 2019-10-15 | 大连理工大学 | The restoration of the ecosystem and purification of water quality enhancing efficiency method of a kind of river storage falling zone |
| CN110655286A (en) * | 2019-11-15 | 2020-01-07 | 南京大学 | In-situ step strengthening and purifying combined system suitable for slow-flow river |
| CN113697965A (en) * | 2021-10-08 | 2021-11-26 | 辽宁大学 | Ecological restoration method for cascade river wetland |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190524 Termination date: 20191011 |