CN111762896A - Riverway ecological environment repair system - Google Patents
Riverway ecological environment repair system Download PDFInfo
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- CN111762896A CN111762896A CN202010681560.3A CN202010681560A CN111762896A CN 111762896 A CN111762896 A CN 111762896A CN 202010681560 A CN202010681560 A CN 202010681560A CN 111762896 A CN111762896 A CN 111762896A
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- bank
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G13/00—Protecting plants
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/12—Revetment of banks, dams, watercourses, or the like, e.g. the sea-floor
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/007—Contaminated open waterways, rivers, lakes or ponds
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2203/00—Apparatus and plants for the biological treatment of water, waste water or sewage
- C02F2203/006—Apparatus and plants for the biological treatment of water, waste water or sewage details of construction, e.g. specially adapted seals, modules, connections
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/40—Protecting water resources
- Y02A20/402—River restoration
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Biodiversity & Conservation Biology (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Botany (AREA)
- Biotechnology (AREA)
- Ocean & Marine Engineering (AREA)
- Microbiology (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Environmental Sciences (AREA)
- Revetment (AREA)
Abstract
The invention provides a riverway ecological environment restoration system, and relates to the technical field of ecological environment restoration. This river course ecological environment repair system, including river course gentle area, river course torrent district and river course gentle area are to being connected, the both sides of river course gentle area are provided with first protection bank and sixth protection bank respectively, the first planting net of fixedly connected with between first protection bank and the sixth protection bank, the rear side in river course torrent district is for piling up the bank, it is provided with herbaceous plant mixed planting district to pile up on the bank. Through the overall arrangement like river course ecological environment repair system for the river course descends in torrent district velocity of flow, and the erosion of erosion bank reduces, piles up the reduction of bank, and dissolved oxygen volume increases, can play the guard action to soil erosion and water loss, and reed or calamus root system and protection network twine, and the state of formation can be used for solid sediment, can prevent to form the rich nutrition in river course low velocity of flow district.
Description
Technical Field
The invention relates to the technical field of ecological environment restoration, in particular to a riverway ecological environment restoration system.
Background
In the past decades, with the rapid growth of population, the improvement of human living standard and the rapid development of industrial and agricultural production, the demand of human beings on water resources is increased sharply; meanwhile, due to lack of scientific knowledge on water resource management and utilization, water resources are exploited randomly, a large amount of pollutants are discharged, forests are destroyed, reservoir dams are built and the like, so that the river channel ecological system is seriously influenced and damaged. Moreover, the degree of the change and the damage is obviously greater than that in any period of history, and the damage rate of the river channel ecosystem is far greater than the repair rate of the river channel ecosystem. The serious pollution and damage of the river ecological system can lead to the loss and shortage of water resources.
Rely on the self prosthetic ability of river course ecosystem to restore in the short time very difficultly, although the river course upper reaches have carried out the afforestation, resume the ecosystem in low reaches slowly still, the effect of rivers in the river course can make the bank produce the erosion and pile up, makes still contain more silt in the river course water, and nutrient substance content is also than great.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a riverway ecological environment restoration system, which solves the problems that the conventional riverway ecological environment restoration is slow and the sediment carried by riverway water is still serious.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a riverway ecological environment restoration system comprises a riverway gentle region and a riverway turbulent region, wherein the riverway turbulent region is connected with the riverway gentle region, the two sides of the riverway gentle region are respectively provided with a first protection bank and a sixth protection bank, a first planting net is fixedly connected between the first protection bank and the sixth protection bank, the rear side of the riverway turbulent region is a stacking bank, the stacking bank is provided with a herbaceous plant mixed planting region, the stacking bank is provided with a woody plant planting region on the right side of the herbaceous plant mixed planting region, the rear side of the riverway turbulent region and the right side of the stacking bank are provided with a second protection bank, the front side of the riverway turbulent region is an erosion bank, the outer side of the erosion bank is provided with a fourth protection bank, the front side of the erosion bank is provided with a branch riverway, and the branch riverway consists of a branch riverway outlet, a branch riverway buffer region and a branch riverway inlet, the front side of a river channel is provided with a fifth protection bank, be provided with the second between fifth protection bank and the fourth protection bank and plant the net, the fifth protection bank is connected with the sixth protection bank, a river channel import is located between fifth protection bank and sixth protection bank junction and the fourth protection bank, the front side in river channel torrent district and the right side that is located the fifth protection bank are provided with third protection bank, a river channel export is located between third protection bank and fifth protection bank junction and the fourth protection bank, a river channel buffer zone is located at the bottom of second planting net right side to a river channel export is provided with the slope river channel.
Preferably, the inclined branch river channel bottom is inclined upwards from the branch river channel buffer area to the branch river channel outlet, and the height of the inclined branch river channel bottom at the branch river channel outlet is not higher than that of the fifth protection bank and the fourth protection bank.
Preferably, first protection bank, second protection bank, third protection bank, fourth protection bank, fifth protection bank, sixth protection bank all constitute by stone, protection network, concrete, the concrete is located between the stone, the protection network is located the outside that stone and concrete constitute the structure.
Preferably, be provided with the pipeline in the concrete, the pipeline is the L shape, the upwards end of pipeline L shape is provided with organic planting soil, it has reed or calamus to plant in the organic planting soil.
Preferably, the herbaceous plant mixed planting area is used for planting reed and calamus in a staggered mode, and the woody plant planting area is used for planting willow.
Preferably, the first planting net and the second planting net are used for planting water hyacinth, and the planted water hyacinth is clamped on the first planting net and the second planting net.
(III) advantageous effects
The invention provides a riverway ecological environment restoration system. The method has the following beneficial effects:
1. according to the invention, under the action of the branch river channel, the water quantity of the river channel is reduced and opposite impact is carried out at the outlet of the branch river channel, the dissolved oxygen in the river water can be increased through the opposite impact, the flow velocity of water in a turbulent region of the river channel is reduced under the action, the erosion of the river water to an erosion bank is reduced, the accumulation on the accumulation bank is reduced, the quantity of silt entering the river channel from the river bank is reduced, and the restoration of the ecological environment of the river channel can be greatly promoted by matching with the existing water and soil loss prevention.
2. According to the invention, the protective bank can not only keep water and soil, but also can be used for fixing silt in a state that root systems of reeds or calamus planted in organic planting soil grow to the protective net and are wound with the protective net during growth.
3. According to the invention, the water hyacinth planted by the planting net can not only block floating objects in the river channel, but also consume nutrient substances in the river channel, so that the problem of rich nutrition in a low-flow-rate region of the river channel is avoided.
4. The willow in the woody plant planting area has the function of blocking wind, so that the wind blows reed or calamus seeds in the herbaceous plant mixed planting area to the position, close to river, of the stacking bank, and the stacking bank is stabilized.
Drawings
FIG. 1 is a schematic diagram of a system layout according to the present invention;
FIG. 2 is a schematic view of the protective bank of the present invention;
fig. 3 is a schematic cross-sectional view of the protective bank of the present invention.
Wherein, 1, a river channel gentle region; 2. a first planting net; 3. a first protective bank; 4. stacking a bank; 5. a river channel turbulent region; 6. a herbaceous plant mixed planting area; 7. a woody plant growing area; 8. a second protective bank; 9. third prevention and revetment; 10. a branch river channel outlet; 11. a fourth protection bank; 12. inclining the bottom of the river channel; 13. branch river channel buffer areas; 14. a second planting net; 15. eroding the bank; 16. branch river channels; 17. a fifth protection bank; 18. branch river channel inlet; 19. a sixth protection bank; 20. a stone block; 21. a protective net; 22. concrete; 23. a pipeline; 24. and (4) organic planting soil.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
as shown in fig. 1-3, an embodiment of the present invention provides a system for restoring ecological environment of a river channel, including a river channel gentle region 1 and a river channel turbulent region 5, wherein the river channel turbulent region 5 is connected to the river channel gentle region 1, a first protective bank 3 and a sixth protective bank 19 are respectively disposed on two sides of the river channel gentle region 1, a first planting net 2 is fixedly connected between the first protective bank 3 and the sixth protective bank 19, a stacking bank 4 is disposed on a rear side of the river channel turbulent region 5, a herbaceous plant mixed planting region 6 is disposed on the stacking bank 4, the stacking bank 4 can be fixed by the action of herbaceous plant reed and calamus, the area of the stacking bank 4 without vegetations is gradually reduced, a woody plant planting region 7 is disposed on the stacking bank 4 of the mixed planting region 6 and on the right side of the herbaceous plant mixed planting region 6, and plays a role of blocking wind, a second protective bank 8 is disposed on the rear side of the river channel gentle region 5 and on the right side of the stacking bank 4, the front side of the river channel torrent area 5 is an erosion bank 15 which is an erosion part of the river channel in a natural state, the outer side of the erosion bank 15 is provided with a fourth protection bank 11, the front side of the erosion bank 15 is provided with a branch river channel 16 which is used for reducing the water flow and the flow velocity of the river channel and slowing down the erosion and accumulation phenomena, the branch river channel 16 consists of a branch river channel outlet 10, a branch river channel buffer area 13 and a branch river channel inlet 18, the front side of the branch river channel 16 is provided with a fifth protection bank 17, a second planting net 14 is arranged between the fifth protection bank 17 and the fourth protection bank 11, the fifth protection bank 17 is connected with a sixth protection bank 19, the branch river channel inlet 18 is positioned between the joint of the fifth protection bank 17 and the sixth protection bank 19 and the fourth protection bank 11, the front side of the river channel torrent area 5 and the right side of the fifth protection bank 17 are provided with a third protection bank 9 and a third protection bank 9, the branch river channel outlet 10 is positioned between the joint of the fifth protection bank 9 and the fourth protection bank 17, the branch river channel buffer zone 13 is arranged at the right side of the second planting net 14 to the branch river channel outlet 10 and is provided with an inclined branch river channel bottom 12, and water flowing through the branch river channel 16 and water flowing into the branch river channel 16 from the branch river channel outlet 10 form opposite flushing, so that the river water flow speed is reduced, and the dissolved oxygen in the river water is increased.
The inclined branch river channel bottom 12 is inclined upwards from the branch river channel buffer area 13 to the branch river channel outlet 10, and the height of the inclined branch river channel bottom 12 at the branch river channel outlet 10 is not higher than that of the fifth protection bank 17 and the fourth protection bank 11.
The first protection bank 3, the second protection bank 8, the third protection bank 9, the fourth protection bank 11, the fifth protection bank 17 and the sixth protection bank 19 are all composed of stones 20, protection nets 21 and concrete 22, the concrete 22 is located between the stones 20, and the protection nets 21 are located on the outer side of the structure formed by the stones 20 and the concrete 22.
Be provided with pipeline 23 in the concrete 22, pipeline 23 is the L shape, and the upper end of pipeline 23L shape is provided with organic planting soil 24, has planted reed or calamus in the organic planting soil 24, and reed or calamus root system twine in protection network 21 department during the growth, protects the structure that stone 20 and concrete 22 are constituteed, can stabilize the silt in the river simultaneously.
The herbaceous plant mixed planting area 6 is used for planting the reeds and the calamus in a staggered mode, the reeds and the calamus can fix the stacking bank 4, seeds of the reeds and the calamus can blow to the position, close to river water, of the stacking bank 4 under the effect of wind blocked by the willows, silt of the stacking bank 4 is further fixed, and the woody plant planting area 7 is used for planting the willows.
The first planting net 2 and the second planting net 14 are used for planting water hyacinth, nutrient substances in river water can be consumed, floating objects in the river water are blocked, and the planted water hyacinth is clamped on the first planting net 2 and the second planting net 14.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a river course ecological environment repair system, includes river course gentle district (1), river course torrent district (5), its characterized in that: river channel torrent district (5) and river channel torrent district (1) to being connected, the both sides of river channel torrent district (1) are provided with first shore protection (3) and sixth shore protection (19) respectively, the first planting net (2) of fixedly connected with between first shore protection (3) and the sixth shore protection (19), the rear side of river channel torrent district (5) is for piling up bank (4), it mixes planting district (6) to be provided with herbaceous plant on bank (4) to pile up, it is provided with woody plant torrent district (7) to pile up on bank (4) and the right side that is located herbaceous plant and mixes planting district (6), the rear side of river channel torrent district (5) and the right side that is located and piles up bank (4) are provided with second shore protection (8), the front side of river channel torrent district (5) is for eroding bank (15), the outside of eroding bank (15) is provided with fourth shore protection (11), the front side of the erosion bank (15) is provided with a branch river channel (16), the branch river channel (16) consists of a branch river channel outlet (10), a branch river channel buffer zone (13) and a branch river channel inlet (18), the front side of the branch river channel (16) is provided with a fifth protection bank (17), a second planting net (14) is arranged between the fifth protection bank (17) and the fourth protection bank (11), the fifth protection bank (17) is connected with a sixth protection bank (19), the branch river channel inlet (18) is positioned between the connection of the fifth protection bank (17) and the sixth protection bank (19) and the fourth protection bank (11), the front side of the river channel turbulence zone (5) and the right side of the fifth protection bank (17) are provided with a third protection bank (9) and a third protection bank (9), the branch river channel outlet (10) is positioned between the connection of the third protection bank (9) and the fifth protection bank (17) and the fourth protection bank (11), and the branch river channel buffer area (13) is positioned at the right side of the second planting net (14) and is provided with an inclined branch river channel bottom (12) to the branch river channel outlet (10).
2. The riverway ecological environment restoration system according to claim 1, wherein: the inclined branch river channel bottom (12) is inclined upwards from the branch river channel buffer area (13) to the branch river channel outlet (10), and the height of the inclined branch river channel bottom (12) at the branch river channel outlet (10) is not higher than that of the fifth protection bank (17) and the fourth protection bank (11).
3. The riverway ecological environment restoration system according to claim 1, wherein: first protection bank (3), second protection bank (8), third protection bank (9), fourth protection bank (11), fifth protection bank (17), sixth protection bank (19) constitute by stone (20), protection network (21), concrete (22) are located between stone (20), protection network (21) are located the outside that stone (20) and concrete (22) constitute the structure.
4. The riverway ecological environment restoration system according to claim 3, wherein: be provided with pipeline (23) in concrete (22), pipeline (23) are the L shape, the upper end of pipeline (23) L shape is provided with organic planting soil (24), it has reed or calamus to plant in organic planting soil (24).
5. The riverway ecological environment restoration system according to claim 1, wherein: the herbaceous plant mixed planting area (6) is used for planting reeds and calamus in a staggered mode, and the woody plant planting area (7) is used for planting willows.
6. The riverway ecological environment restoration system according to claim 1, wherein: the planting net is characterized in that the first planting net (2) and the second planting net (14) are both used for planting water hyacinth, and the planted water hyacinth is clamped on the first planting net (2) and the second planting net (14).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010681560.3A CN111762896B (en) | 2020-07-15 | 2020-07-15 | Riverway ecological environment restoration system |
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| CN202010681560.3A CN111762896B (en) | 2020-07-15 | 2020-07-15 | Riverway ecological environment restoration system |
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| CN111762896A true CN111762896A (en) | 2020-10-13 |
| CN111762896B CN111762896B (en) | 2023-08-29 |
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2020
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