CN207032144U - River course deep ditch type submerged forest system - Google Patents
River course deep ditch type submerged forest system Download PDFInfo
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- CN207032144U CN207032144U CN201720963285.8U CN201720963285U CN207032144U CN 207032144 U CN207032144 U CN 207032144U CN 201720963285 U CN201720963285 U CN 201720963285U CN 207032144 U CN207032144 U CN 207032144U
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Abstract
It the utility model is related to a kind of river course deep ditch type submerged forest system, including river course, water (flow) direction be provided with current isolating device in river course, current isolating device is approximately higher than the River Design highest water surface so that river course is divided into submerged forest phytal zone and deep trouth guiding region；Submerged forest phytal zone bottom is higher than deep trouth guiding region bottom；Current isolating device bottom is located at deep trouth guiding region；Water flow speed reduction section is provided with the flow inlet of submerged forest phytal zone, the front end of water flow speed reduction section connection current isolating device simultaneously extends to the riverbank of submerged forest phytal zone side, and its height is corresponding with current isolating device；Submerged forest phytal zone kind is implanted with submerged plant.The utility model effectively slows down streamflow speed by current isolating device and water flow speed reduction section and builds submerged forest phytal zone, submerged forest system is successfully built in fast flow velocity river course, and it can guarantee that the current negotiability in whole river course, rationally set submerged plant effectively to purify water, lift environment view.
Description
Technical field
The utility model belongs to the processing technology field of water, waste water, sewage or sludge, and in particular to a kind of river course deep ditch type
Submerged forest system.
Background technology
Submerged forest system controls eutrophication, environment view is improved, in scape due to that can effectively improve water transparency
Widely applied in area waters, pond, Hu Ku basins water body treating, and the investment of water body treating is carried out using water plant
Small, sustainable, the submerged plant dirt-removing power of particularly submerged forest is very strong, as long as successfully constructing submerged forest system, i.e.,
The effect of sustainable harnessing can be reached to the water body in waters；But the system is not highly resistant to water impact, and in general river course
Water velocity it is very fast, be unfavorable for the plantation and growth of plant in submerged forest system, most submerged plant, emergent aquactic plant is all difficult
With effectively fixed in the faster river of water velocity, it is difficult to form submerged forest system, can not effectively be applied in river course.
There are some technical schemes that wave eliminating band is set around waters, to reduce influence of the stormy waves to waters flow rate and direction, this mode is fitted
The Hu Ku waters larger for hydrostatic body, particularly stormy waves, the influence that stormy waves grows to planting is eliminated, but fail to solve
The problem of submerged forest system is built in the faster river course in fluid waters, particularly water velocity.
Utility model content
For the above-mentioned deficiency of prior art, the technical problems to be solved in the utility model is to provide a kind of river course deep ditch type
Submerged forest system, avoid water velocity influence the plantation of water plant soon and growth cause can not to build in river course it is underwater gloomy
The problem of woods system, while the problem of the influence that can reduce to the circulation of streamflow takes into account flood season flood discharge, hit pay dirk
River course builds submerged forest system, purifies water, the effect that current normally circulate.
In order to solve the above technical problems, the utility model adopts the following technical scheme that：
River course deep ditch type submerged forest system, including river course, water (flow) direction is provided with current isolation dress in the river course
Put, the current isolating device is approximately higher than the River Design highest water surface river course is divided into submerged forest phytal zone and deep trouth is led
Flow area；The bottom of submerged forest phytal zone higher than deep trouth guiding region bottom to form difference in height；The bottom of current isolating device
The deep trouth guiding region is located to reinforce the edge of submerged forest phytal zone while isolation and prevent from collapsing；Submerged forest is shallow
Water flow speed reduction section is provided with the flow inlet of pool, the front end of the water flow speed reduction section connection current isolating device simultaneously extends to underwater
The riverbank of forest phytal zone side flows into the water velocity of submerged forest phytal zone to reduce；The height of the water flow speed reduction section with
The current isolating device is corresponding；Submerged forest phytal zone kind is implanted with submerged plant.
The utility model effectively slows down streamflow speed by current isolating device and water flow speed reduction section and built underwater
Forest phytal zone；The height fall of submerged forest phytal zone and deep trouth guiding region controls heavy water in submerged forest phytal zone to plant respectively
The heavy water depth of thing to ensure that submerged plant planting grows survival rate, will not long-time water level is too high causes submerged plant dead,
Will not long-time water level be too low causes submerged plant to be exposed the surface and, the current of control deep trouth guiding region dead by insect pest and dehydration
Measure to ensure the current negotiability in whole river course；It ensure that submerged forest system in fast flow velocity river course by the design of construction
Successful structure, taken into account streamflow Trafficking problems, avoid influence flood season flood carrying capacity, submerged plant improve water body it is transparent
Degree and quality of water environment, ensure that the beautification of environment.
Above-mentioned technical proposal is further improved, the current isolating device and water flow speed reduction section are Ecotypic Stone Mesh-box.
So, according to the size of stone in Ecotypic Stone Mesh-box and gap, controllable reduces streamflow speed, so that plant
Can forest phytal zone plantation growth under water, while ensure current by property, the circulation of streamflow is influenceed smaller.
Further, the bottom of the deep trouth guiding region is less than its bottom of river channel along water (flow) direction front and back end to form height
Degree is poor, and the boundary position of difference in height passes through sloped transition.
So, influence of the submerged forest phytal zone built by Ecotypic Stone Mesh-box to streamflow is made up, so that whole river
The current negotiability in road is protected, and avoids influenceing flood season flood carrying capacity；The boundary position of difference in height is deep by sloped transition
Groove guiding region current are more unimpeded, avoid the formation of slough, further ensure current negotiability.
Further, the submerged forest phytal zone is sequentially provided with land and water boundary area, phytal zone, depth from riverbank to the korneforos heart
Pool；The submerged plant of the land and water boundary area plantation includes calamus and Lythrum salicaria；The submerged plant bag of the phytal zone plantation
Include watermifoil and hornwort；The submerged plant of the profundal zone plantation includes eel grass and comb tooth bog pondweed.
So, by planting area classifying rationally, the reasonable selection of submerged plant, three-dimensional river corridor restoration is formed
Chain, effectively purify water.It is corresponding, it is also desirable to the maintenance of submerged plant, including cut, clear up and reseed, to growing the water surface
Submerged plant cut cutting, to death submerged plant carry out salvaging cleaning, other plants of water body are cleared up, to dead
The submerged plant died is reseeded by design requirement, with the quality of sustainable guarantee water body treating.
Further, on the cross section in river course, using River Design maximum flow of water amount water level as limit for height, the deep trouth water conservancy diversion
The 20~30% of area Zhan Yuan river courses area, so that the maximum flow of water amount of the deep trouth guiding region is River Design maximum flow of water amount
20~30%.
So, by verifying the slow water-carrying capacity of Proper Match submerged forest phytal zone and the quick current of deep trouth guiding region
Amount, the design maximum water-carrying capacity in river course is not influenceed, again maximize submerged forest phytal zone, lift water body treating ability.
On the cross section in river course, using River Design maximum flow of water amount water level as limit for height, the width and depth of deep trouth guiding region
Degree can Reasonable adjustment.It when geology is hard is not easy to dig deep or other reasons, can suitably widen the width of deep trouth guiding region, reduce
Depth；When modeling scape needs, it is desirable to which submerged forest shallow water sector width is bigger, and also to meet that condition is easy to dig deep or other for geological conditions
It during reason, can suitably increase the pick depth of deep trouth guiding region, reduce width to meet the requirement of the water-carrying capacity of design.
Compared with prior art, the utility model has the advantages that：
1st, the utility model effectively slows down streamflow speed by current isolating device and water flow speed reduction section and builds water
Lower forest phytal zone, successful structure of the submerged forest system in fast flow velocity river course ensure that by the design of construction.
2nd, the utility model can guarantee that the current negotiability in whole river course, has taken into account River Design maximum flow of water amount and has asked
Topic, avoid influenceing flood season flood discharge.
3rd, the utility model rationally sets submerged forest to plant width, reasonable selection submerged plant and the various plants of division
Planting area, effectively purify water, improve water transparency and quality of water environment, lift environment view.
4th, the utility model can be set along river course water (flow) direction interval multistage, to purify the pollutant in dilution water body repeatedly
Content.
5th, the utility model carries out water body treating in water course in situ, and structure technique is simple, and cost is low, and can be widely popularized should
With.
Brief description of the drawings
Fig. 1-the utility model specific embodiment structural representation；
Fig. 2-the utility model specific embodiment river course cross-sectional structure schematic diagram；
Fig. 3-the utility model specific embodiment deep trouth guiding region is along water (flow) direction diagrammatic cross-section；
Fig. 4-the utility model relies on the structural representation of riverbank protuberance structure；
Wherein, 1- river courses, 2- current isolating devices, 3- riverbanks, 4- submerged plants, 11- submerged forests phytal zone,
12- deep trouths guiding region, 21- water flow speed reduction sections, 22- Ecotypic Stone Mesh-boxes, 31- protuberances, 121- slopes, 111- land and water boundaries
Area, 112- phytal zones, 113- profundal zones.
Embodiment
Specific embodiment of the present utility model is described in further detail below in conjunction with the accompanying drawings.
Referring to Fig. 1, in figure, arrow, which points to, represents the water (flow) direction of river course 1, and the utility model specific embodiment includes river course
1, water (flow) direction is provided with the current isolating device 2 that main composition is Ecotypic Stone Mesh-box 22 in river course 1, current isolating device 2 is high
In the highest water surface that river course 1 designs, river course 1 is divided into submerged forest phytal zone 11 and deep trouth guiding region 12；Submerged forest is shallow
The bottom in pool 11 higher than deep trouth guiding region 12 bottom to form difference in height；The bottom of current isolating device 2 is located at deep trouth and led
Stream area 12 is with the edge of reinforcing submerged forest phytal zone 11 while isolation and prevents from collapsing；The current of submerged forest phytal zone 11
Porch is provided with the water flow speed reduction section 21 that main composition is Ecotypic Stone Mesh-box 22, and the water flow speed reduction section 21 couples current isolating device
2 front end simultaneously extends to the riverbank 3 of the side of submerged forest phytal zone 11 with the water flow velocity of reduction inflow submerged forest phytal zone 11
Degree；The height of the water flow speed reduction section 21 is corresponding with the current isolating device 2；11 kinds of submerged forest phytal zone is implanted with heavy water and planted
Thing 4.
Referring to Fig. 3, wherein, the bottom of deep trouth guiding region 12 is less than its bottom of river course 1 along the water (flow) direction front and back end of river course 1
To form difference in height, and the boundary position of difference in height passes through the transition of slope 121.
Referring to Fig. 2, wherein, submerged forest phytal zone 11 is sequentially provided with land and water boundary area 111, shallow from riverbank 3 to the korneforos heart
Pool 112, profundal zone 113；The submerged plant 4 of the 111 kinds of plants in land and water boundary area includes calamus and Lythrum salicaria；The plant of 112 kinds of phytal zone
Submerged plant 4 include watermifoil and hornwort；The submerged plant 4 of the 113 kinds of plants in profundal zone includes eel grass and comb tooth bog pondweed.
Wherein, on the cross section in river course 1, using River Design maximum flow of water amount water level as limit for height, deep trouth guiding region 12 accounts for
The 20% of former river course area, so that the maximum flow of water amount of the deep trouth guiding region 12 is the 20% of River Design maximum flow of water amount.
Referring to Fig. 4, during implementation, further, the front end of submerged forest phytal zone 11 can be connected in the protuberance on riverbank 3
31, to substitute the setting of water flow speed reduction section 21, so, built according to physical features, reduce quantities, more natural beauty.Above-mentioned implementation
When can be regarded as falling into scope of protection of the utility model with further improved scheme.
Finally illustrate, above example is only unrestricted to illustrate the technical solution of the utility model, although ginseng
The utility model is described in detail according to preferred embodiment, it will be understood by those within the art that, can be to this
The technical scheme of utility model is modified or equivalent substitution, without departing from the objective and model of technical solutions of the utility model
Enclose, it all should cover among right of the present utility model.
Claims (5)
1. river course deep ditch type submerged forest system, including river course, it is characterised in that：Water (flow) direction is provided with water in the river course
Isolating device is flowed, the current isolating device is slightly above the River Design highest water surface so that river course is divided into submerged forest phytal zone
With deep trouth guiding region；The bottom of submerged forest phytal zone higher than deep trouth guiding region bottom to form difference in height；Current isolation dress
The bottom put is located at the deep trouth guiding region to reinforce the edge of submerged forest phytal zone while isolation and prevent from collapsing；Water
Water flow speed reduction section is provided with lower forest phytal zone flow inlet, the front end of the water flow speed reduction section connection current isolating device is simultaneously prolonged
Extend the riverbank of submerged forest phytal zone side and flow into the water velocity of submerged forest phytal zone to reduce；The water flow speed reduction section
Height it is corresponding with the current isolating device；Submerged forest phytal zone kind is implanted with submerged plant.
2. river course deep ditch type submerged forest system according to claim 1, it is characterised in that：The current isolating device and water
Stream braking section is Ecotypic Stone Mesh-box.
3. river course deep ditch type submerged forest system according to claim 2, it is characterised in that：The bottom of the deep trouth guiding region
Less than its bottom of river channel along water (flow) direction front and back end to form difference in height, and the boundary position of difference in height passes through sloped transition.
4. river course deep ditch type submerged forest system according to claim 2, it is characterised in that：The submerged forest phytal zone by
Riverbank is sequentially provided with land and water boundary area, phytal zone, profundal zone to the korneforos heart；The submerged plant of the land and water boundary area plantation includes
Calamus and Lythrum salicaria；The submerged plant of the phytal zone plantation includes watermifoil and hornwort；The heavy water of the profundal zone plantation
Plant includes eel grass and comb tooth bog pondweed.
5. river course deep ditch type submerged forest system according to claim 2, it is characterised in that：On the cross section in river course, with
River Design maximum flow of water amount water level is limit for height, the 20~30% of deep trouth guiding region Zhan Yuan river courses area, so that the deep trouth
The maximum flow of water amount of guiding region is the 20~30% of River Design maximum flow of water amount.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720963285.8U CN207032144U (en) | 2017-08-03 | 2017-08-03 | River course deep ditch type submerged forest system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720963285.8U CN207032144U (en) | 2017-08-03 | 2017-08-03 | River course deep ditch type submerged forest system |
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| Publication Number | Publication Date |
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| CN207032144U true CN207032144U (en) | 2018-02-23 |
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| CN201720963285.8U Active CN207032144U (en) | 2017-08-03 | 2017-08-03 | River course deep ditch type submerged forest system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107217641A (en) * | 2017-08-03 | 2017-09-29 | 重庆市环境科学研究院 | River course deep ditch type submerged forest system and its construction method |
-
2017
- 2017-08-03 CN CN201720963285.8U patent/CN207032144U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107217641A (en) * | 2017-08-03 | 2017-09-29 | 重庆市环境科学研究院 | River course deep ditch type submerged forest system and its construction method |
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