CN221398812U - A treatment system for high beach deep groove formula city river - Google Patents

Abstract

The utility model discloses a treatment system for a high beach deep groove type urban river, belongs to the technical field of river treatment, and can solve the problems that an existing high beach deep groove type urban river is low in water resource utilization rate, large in river groove dredging difficulty, lack in urban service function, difficult to maintain in ecological engineering and the like. The system comprises: the two liftable sluice gates are respectively arranged at the upstream and the downstream of the river channel and are perpendicular to the water flow direction of the river channel, and are used for forming a water storage area in the river channel; the artificial reservoir is arranged on the high beach; the water inlet of the water lifting pipeline is arranged in the water storage area and is positioned above the bottom of the river channel, and the water outlet of the water lifting pipeline is arranged in the artificial reservoir; the water inlet of the drainage pipeline is connected with the overflow port of the artificial water storage pool, and the water outlet of the drainage pipeline is arranged in the water storage area and is higher than the highest flood level of the river channel. The utility model is used for treating the high beach deep groove type urban river.

Description

A treatment system for high beach deep groove formula city river

Technical Field

The utility model relates to a treatment system for a high beach deep groove type urban river, and belongs to the technical field of river treatment.

Background

The river has two aspects of interest to the life of human beings, and the potential of the river can be reasonably and furthest excavated on the premise of ensuring that the flood discharge and the sand discharge of the river are smooth and reducing flood disasters, so that the river is always one of key contents of river development and research. The basic function of the high beach deep groove type urban river channel is flood discharge and sand transportation, but due to the structure of the high beach deep groove, the river channel is narrower, the original steady state of the river channel riffle and pool is broken through by human activities, so that the river channel is silted, the flood passing section of the river channel body is more narrow due to siltation, flood disasters are caused at the river channel Shui Jiyi, and in dry seasons, the river channel is always cut off, so that the river bed is exposed, black and odorous water is formed at the low-lying part of the river bed, and the environment of the river channel is deteriorated.

In order to improve the urban development level, a plurality of cities in China comprehensively reform and develop the river channel and the two banks of the high beach deep groove type city. The traditional river riffle and pool is remedied, and the river channel is widened by dredging the bottom of the river channel at regular intervals and taking measures of digging high and supplementing low on the high beach surface, so that the river channel and the beach surface are jointly irrigated; the erosion and collapse of riffle and pool are reduced by reinforcing and building the retaining wall; however, the above method still has the following defects: the construction difficulty of the deep river channel for regular dredging is high, the investment is high, the period is long, and the urban environment is influenced by the dredging process; river channel has single function, only passes flood, can not leave water, and causes flood resource waste; the influence of the beach excavation on the surrounding environment is great; river channels lack urban service functions.

Disclosure of utility model

The utility model provides a treatment system for a high beach deep groove type urban river, which can solve the problems of low water resource utilization rate, high river groove dredging difficulty, lack of urban service functions, difficult maintenance of ecological engineering and the like of the existing high beach deep groove type urban river.

The utility model provides a treatment system for a high beach deep groove type urban river channel, wherein the river channel comprises a river groove and a high beach, the high beach is positioned on the bank side of the river groove, and the system comprises:

The two liftable water gates are respectively arranged at the upstream and the downstream of the river channel and are perpendicular to the water flow direction of the river channel, and are used for forming a water storage area in the river channel;

The artificial reservoir is arranged on the high beach;

The water inlet of the water lifting pipeline is arranged in the water storage area and is positioned above the bottom of the river channel, and the water outlet of the water lifting pipeline is arranged in the artificial reservoir;

and the water inlet of the drainage pipeline is connected with the overflow port of the artificial water storage pool, and the water outlet of the drainage pipeline is arranged in the water storage area and is higher than the highest flood level of the river channel.

Optionally, the system further comprises:

The pump station is arranged on the bank side of the river channel and connected with the water lifting pipeline and used for driving water in the water storage area to be conveyed to the artificial water storage tank through the water lifting pipeline.

Optionally, the system further comprises:

The sand blocking ridge is arranged at the upstream of the water storage area and is perpendicular to the water flow direction of the river channel, and two ends of the sand blocking ridge are fixedly connected with the sides of the river channel respectively.

Optionally, the system further comprises:

And the energy dissipation module is arranged at the downstream of the water storage area and is used for dissipating energy of the downward drainage flow.

Optionally, the energy dissipation module includes:

the slope is arranged at the downstream of the water storage area, and one end of the slope is connected with a bottom plate of a lifting sluice positioned at the downstream of the water storage area;

the stilling pool is connected with one end of the slope, which is far away from the liftable sluice.

Optionally, the energy dissipation module further comprises:

the sea surface is arranged at one end of the relief Chi Yuan away from the slope;

And the anti-flushing groove is arranged at one end of the sea surface far away from the stilling pool.

Optionally, the system further comprises:

The ecological bank protection is arranged on the beach surface of the high beach close to the river channel and used for fixing the surface soil of the beach surface; the interior of the ecological bank protection is respectively communicated with the water storage area and the artificial water storage pool through pipelines;

The constructed wetland is arranged on the high beach, and the interior of the constructed wetland is respectively communicated with the water storage area and the artificial water storage pool through pipelines and is used for conservation of water sources.

Optionally, planting loam is arranged on the ecological protection bank, and the planting loam is used for planting plants.

Optionally, the system further comprises:

And the river channel revetment is arranged on the side wall of the river channel and used for blocking the side wall from moving into the river channel.

Optionally, the river channel revetment is a self-embedded ecological retaining wall.

The utility model has the beneficial effects that:

According to the utility model, the artificial impounding reservoir and the water lifting pipeline are arranged, so that water in the impounding zone is introduced into the artificial impounding reservoir for storage in the Feng Shui Ji for use in a dry season; through setting up drainage pipe, with unnecessary rivers discharge to the retaining district, avoid rivers to cause the washing damage to the beach.

The utility model can select machine-standing dam and collapse dam operation in the river channel by arranging the lifting sluice at the upstream and downstream of the river channel respectively, fully utilizes the characteristics of hydraulic Laxaud and avoids sediment accumulation in the river channel.

The river channel and the high beach are treated together by fully utilizing the topography characteristics of the river channel, the river channel is used for passing water and sand in the flood season, and is used for storing water in the non-flood season, so that flood resources can be effectively utilized; the artificial impounding reservoir, the artificial wetland, the ecological treatment area and the like are arranged according to local conditions of the high beach, so that the ecological environment of the river channel can be improved, and the basic rule of river channel treatment is met.

Drawings

FIG. 1 is a schematic plan view of a abatement system according to an embodiment of the present utility model;

FIG. 2 is a schematic cross-sectional view of a abatement system according to an embodiment of the present utility model;

FIG. 3 is a schematic cross-sectional view of a sand blocking ridge according to an embodiment of the present utility model;

Fig. 4 is a schematic cross-sectional structure of an energy dissipation module according to an embodiment of the present utility model.

List of parts and reference numerals:

1. River course; 2. river channel; 21. a sand blocking bank; 22. a liftable sluice; 23. a pump station; 24. an energy dissipation module; 241. a stilling pool; 242. sea diffusion; 243. anti-punching grooves; 25. a water storage area; 26. river channel shore protection; 27. a revetment foundation; 3. high beach; 31. a manual reservoir; 32. an artificial wetland; 33. artificial lakes; 34. ecological bank protection; 35. a viewing platform; 36. a hydrophilic platform; 37. a water lifting pipeline; 38. a drainage pipe; 39. an ecological management area; 391. ecological water-bearing suburban recreation area; 392. ecological water-bearing leisure areas; 393. an ecological water-bearing restoration area; 394. ecological water-logging human experience area; 395. ecological hydrologic amusement area.

Detailed Description

The present utility model is described in detail below with reference to examples, but the present utility model is not limited to these examples.

The embodiment of the utility model provides a treatment system for a high beach deep groove type urban river, as shown in fig. 1 to 2, wherein the river 1 comprises a river groove 2 and a high beach 3, the high beach 3 is positioned on the bank of the river groove 2, and the system comprises:

Two liftable water gates 22 which are respectively arranged at the upstream and downstream of the river channel 2 and are perpendicular to the water flow direction of the river channel 2, and are used for forming a water storage area 25 in the river channel 2;

The artificial reservoir 31 is arranged on the beach 3;

A water lifting pipe 37, the water inlet of which is arranged in the water storage area 25 and above the bottom of the river channel 2, and the water outlet of which is arranged in the artificial water reservoir 31;

The water inlet of the water drain pipeline 38 is connected with the overflow port of the artificial water reservoir 31, and the water outlet of the water drain pipeline is arranged in the water storage area 25 and is higher than the highest flood level of the river channel 2.

Specifically, the liftable sluice 22 may be a steel dam or a rubber dam.

In this embodiment, the water inlet of the water lifting pipe 37 is located 1m above the bottom of the river channel 2, and the water outlet of the water draining pipe 38 is located 1m above the highest flood level of the river channel 2.

By arranging the liftable sluice 22 at the upstream and downstream of the river channel 2 respectively, the liftable sluice 22 can be erected in the river channel according to the water supply and sand supply condition of the upstream of the river channel 1 in the non-main flood season, and a water storage area 25 is formed in the river channel 2; when flood is large and the incoming sand is large in the flood season, the liftable sluice gate 22 is lowered to collapse the dam, the natural functions of flood discharge and sand discharge of the river channel 2 are recovered, the hydraulic power Sha Texing is fully utilized, sediment is carried away from the river channel 2, and sediment is prevented from accumulating in the river channel 2.

By arranging the water storage area 25, the water quantity in the river channel 2 can be kept to a certain extent in the dry period, the exposure and ecological damage of the river bed caused by the too small water quantity in the river channel 2 in the dry period can be avoided, meanwhile, the water quantity in the water storage area 25 can provide a water source for the ecological systems and water storage facilities on the river channel 2 and the beach 3 in the dry period, and the utilization rate of water resources is improved.

By arranging the artificial reservoir 31 and the water lifting pipeline 37, water in the water storage area 25 can be introduced into the artificial reservoir 31 for storage in the Feng Shui Ji for use in dry seasons; by arranging the drainage pipeline 38, the excessive water overflowed from the artificial reservoir 31 can be drained to the water storage area 25 from the subsurface of the beach 3 in rainy season, and flushing and erosion of water flow to the beach 3 are effectively avoided. By arranging the water lifting pipeline 37 and the water draining pipeline 38, water body flowing circulation is formed, and efficient utilization of river water is realized.

Specifically, as shown in fig. 1, the system may further include:

The pump station 23 is arranged on the bank side of the river channel 2 and is connected with a water lifting pipeline 37, and is used for driving water in the water storage area 25 to be conveyed to the artificial water storage tank 31 through the water lifting pipeline 37.

Specifically, the system may further include:

The sand blocking ridge 21 is arranged at the upstream of the water storage area 25 and is perpendicular to the water flow direction of the river channel 2, and two ends of the sand blocking ridge are fixedly connected with the banks on two sides of the river channel 2 respectively.

In this embodiment, as shown in fig. 3, the sand blocking ridge 21 is disposed upstream of the water storage area 25 and has a distance of 300 to 500 meters from the up-and-down sluice 22 located upstream. The sand blocking ridge 21 in this embodiment is a narrow-top straight wall type masonry structure, the upstream surface of which is vertical, the upstream surface is inclined, the ridge body is 1.5-3 m in height, 1-2 m in top width, and 2-4 m in base width. By providing the sand blocking ridge 21, excessive mud and sand can be prevented from flowing into the water storage area 25, and meanwhile, the bank slope can be stabilized, and the form of the river bed can be improved.

Specifically, the system may further include:

The energy dissipation module 24 is arranged at the downstream of the water storage area 25 and is used for dissipating energy of the downward water discharge flow.

Specifically, as shown in fig. 4, the energy dissipating module 24 may include:

A slope provided downstream of the water accumulation area 25 and having one end connected to a bottom plate of the liftable floodgate 22 located downstream of the water accumulation area 25;

The absorption basin 241 is connected to the end of the slope away from the liftable sluice 22.

In this embodiment, the slope ratio of the slope is 1:8; the stilling pool 241 is a reinforced concrete structure, the total length thereof is 20-30 m, the pool depth thereof is 0.8-1.0 m, and the thickness of the bottom plate thereof is 0.5m.

Specifically, as shown in fig. 4, the energy dissipation module 24 may further include:

the sea surface 242 is arranged at one end of the stilling pool 241 far away from the slope;

The anti-flushing groove 243 is arranged at one end of the sea surface 242 far away from the stilling pool 241.

In the embodiment, the length of the sea surface 242 is 20-30 m, and the thickness is 1.0m; the width of the anti-punch groove 243 is 5m. By providing the stilling pool 241, the sea surface 242 and the anti-flushing groove 243, the flow velocity of the down-stream water can be reduced, and the scouring damage of the down-stream water to the downstream river channel 1 can be reduced.

In particular, as shown in fig. 1 to 2, the system may further comprise:

The ecological bank protection 34 is arranged on the beach surface of the high beach 3 close to the river channel 2 and is used for fixing the surface soil of the beach surface; the interior of the ecological bank protection 34 is respectively communicated with the water storage area 25 and the artificial water storage 31 through pipelines;

The constructed wetland 32 is arranged on the beach 3, and the interior of the constructed wetland is respectively communicated with the water storage area 25 and the artificial water storage tank 31 through pipelines and is used for conserving water sources.

In the present embodiment, as shown in fig. 1, the artificial wetland 32 is disposed at a depression around the artificial reservoir 31.

Specifically, the ecological revetment 34 is provided with planting loam, the planting loam is used for planting plants, and the surface soil of the beach 3 close to the beach surface of the river channel 2 is fixed by utilizing the root system growth characteristics of the plants, so that the water and soil balance of the beach 3 is maintained.

By providing an ecological bank protection 34 and an artificial wetland 32, a permeable cover layer is formed on the beach 3. In the period of water-filling, water is permeated and stored into the permeable covering layer; in the dead water period, water reversely permeates into the river from the permeable covering layer, and the effects of conserving water sources, and stopping flood and supplementing withered water are achieved.

By arranging the pipelines communicated with the water storage area 25 and the artificial water reservoir 31 inside the ecological bank protection 34 and the artificial wetland 32, the ecological bank protection and the artificial wetland 32 can be supplied with water by the water storage area 25 or the artificial water reservoir 31 in the dry season, so that the ecological bank protection 34 and the artificial wetland 32 are prevented from being difficult to maintain due to water shortage. Meanwhile, when the rainwater is too much, the water flow and accumulated water on the surfaces of the ecological bank protection 34 and the constructed wetland 32 can be discharged to the water storage area 25 through the inner pipeline, so that the scouring and erosion of the rainwater on the surfaces of the ecological bank protection 34 and the constructed wetland 32 are effectively avoided.

In particular, as shown in fig. 1 to 2, the system may further comprise:

The river channel revetment 26 is arranged on the side wall of the river channel 2 and used for preventing the side wall from moving into the river channel 2.

In practice, the side wall of the river channel 2 may collapse into the river channel under the scouring, penetration and erosion of the water flow such as river water and rainwater, so as to narrow the flood section of the river channel 2. In this embodiment, the side wall of the river channel 2 is reinforced by providing the river channel revetment 26 thereon, so that the side wall can be effectively prevented from moving into the river channel 2.

Specifically, the river channel revetment 26 may be a self-embedded ecological retaining wall.

Specifically, a shore protection foundation 27 is arranged at the bottom of the river channel shore protection 26, the shore protection foundation 27 is made of C20 concrete, and an expansion joint is arranged at intervals of 10m along the water flow direction of the river channel 2.

In this embodiment, as shown in fig. 1, an artificial small lake 33 is disposed beside a ecological bank protection 34, a viewing platform 35 is disposed at a higher position of the high beach 3, a hydrophilic platform 36 is disposed at a lower position of the high beach 3, an ecological management area 39 is disposed at the rest of the high beach 3, and is communicated with the water storage area 25 and the artificial water reservoir 31 through a pipeline. The ecological treatment area 39 comprises five water ecological areas, namely an ecological water suburb recreation area 391, an ecological water leisure area 392, an ecological water environment restoration area 393, an ecological water personal experience area 394 and an ecological water literary entertainment area 395, so that the river channel 1 plays the function of urban service.

In arid seasons, water in the water storage area 25 can be introduced into the ecological treatment area 39 through the water lifting pump to form landscapes such as wetlands, beach streams and the like, and superfluous rainwater on the surface of the ecological treatment area 39 in main flood season is discharged into the river channel 2 through the drainage pipeline 38, so that the beach surface of the ecological treatment area 39 and the river channel revetment 26 are prevented from being flushed by rainwater.

According to the river channel treatment method, the river channel 2 and the high beach 3 are treated through the riffle and pool division treatment concept, the 'low-channel safe flood storage and high beach 3-shore green ecological water retention' are realized from the function of the river channel 1, the flood capacity of the river channel 2 is improved, the urban flood control safety is ensured, flood resources are reasonably utilized, the ecological environments on two sides are effectively improved, and the combination of the natural function and the urban service function of the river channel 1 is realized.

While the application has been described in terms of preferred embodiments, it will be understood by those skilled in the art that various changes and modifications can be made without departing from the scope of the application, and it is intended that the application is not limited to the specific embodiments disclosed.

Claims (10)

1. A treatment system for a high beach deep groove type urban river, the river comprising a river channel and a high beach located on the shore of the river channel, the system comprising:

The two liftable water gates are respectively arranged at the upstream and the downstream of the river channel and are perpendicular to the water flow direction of the river channel, and are used for forming a water storage area in the river channel;

The artificial reservoir is arranged on the high beach;

The water inlet of the water lifting pipeline is arranged in the water storage area and is positioned above the bottom of the river channel, and the water outlet of the water lifting pipeline is arranged in the artificial reservoir;

and the water inlet of the drainage pipeline is connected with the overflow port of the artificial water storage pool, and the water outlet of the drainage pipeline is arranged in the water storage area and is higher than the highest flood level of the river channel.

2. The system of claim 1, wherein the system further comprises:

The pump station is arranged on the bank side of the river channel and connected with the water lifting pipeline and used for driving water in the water storage area to be conveyed to the artificial water storage tank through the water lifting pipeline.

3. The system of claim 1, wherein the system further comprises:

The sand blocking ridge is arranged at the upstream of the water storage area and is perpendicular to the water flow direction of the river channel, and two ends of the sand blocking ridge are fixedly connected with the sides of the river channel respectively.

4. The system of claim 1, wherein the system further comprises:

And the energy dissipation module is arranged at the downstream of the water storage area and is used for dissipating energy of the downward drainage flow.

5. The system of claim 4, wherein the energy dissipation module comprises:

the slope is arranged at the downstream of the water storage area, and one end of the slope is connected with a bottom plate of a lifting sluice positioned at the downstream of the water storage area;

the stilling pool is connected with one end of the slope, which is far away from the liftable sluice.

6. The system of claim 5, wherein the energy dissipation module further comprises:

the sea surface is arranged at one end of the relief Chi Yuan away from the slope;

And the anti-flushing groove is arranged at one end of the sea surface far away from the stilling pool.

7. The system of claim 1, wherein the system further comprises:

The ecological bank protection is arranged on the beach surface of the high beach close to the river channel and used for fixing the surface soil of the beach surface; the interior of the ecological bank protection is respectively communicated with the water storage area and the artificial water storage pool through pipelines;

The constructed wetland is arranged on the high beach, and the interior of the constructed wetland is respectively communicated with the water storage area and the artificial water storage pool through pipelines and is used for conservation of water sources.

8. The system of claim 7, wherein a planting loam is provided on the ecological protection land, the planting loam being used to plant plants.

9. The system of claim 1, wherein the system further comprises:

And the river channel revetment is arranged on the side wall of the river channel and used for blocking the side wall from moving into the river channel.

10. The system of claim 9, wherein the river channel revetment is a self-embedded ecological retaining wall.