CN219280601U

CN219280601U - Water flow deflector for strengthening flow velocity of river channel

Info

Publication number: CN219280601U
Application number: CN202223014620.XU
Authority: CN
Inventors: 许哲瑶; 芶皓; 张文姬; 黄熙
Original assignee: Guangzhou Garden Architecture Planning And Design Institute Co ltd
Current assignee: Guangzhou Garden Architecture Planning And Design Institute Co ltd
Priority date: 2022-11-11
Filing date: 2022-11-11
Publication date: 2023-06-30
Anticipated expiration: 2032-11-11

Abstract

The utility model provides a water flow deflector for reinforcing the flow velocity of a river channel, which comprises a plurality of wooden piles, wherein the lower ends of the wooden piles are vertically inserted into a revetment, the upper ends of the wooden piles are provided with prefabricated planting pools, and one ends of the prefabricated planting pools are embedded into the revetment; a thin film binding soil layer is buried between the prefabricated planting pool and the revetment. The plurality of wood piles comprise primary wood piles, the primary wood piles are arranged at the deep water end of the river, the upper ends of the primary wood piles are fixedly provided with protective landslide cushions, and at least part of the protective landslide cushions extend to the bottom of the film binding soil layer. The water flow deflector for reinforcing the river flow velocity can restore the river by non-active intervention or assisting the natural process so as to restore the natural dynamic process.

Description

Water flow deflector for strengthening flow velocity of river channel

Technical Field

The utility model relates to the technical field of ecological environment equipment, in particular to a water flow deflector.

Background

In the rapid development period of urban and ecological civilization construction in China, a stable serpentine river channel is taken as an ideal river ecological restoration target due to the requirements of land utilization and development. In highly urban areas, the "quick", "immediate effect" repair projects become decorative horticultural projects, while the "stable" and "solidified" rivers are considered to be more "safe" to the public.

In the prior art, a river channel is generally actively interfered and solidified by manpower, engineering facilities such as an artificial canal, a dyke, a reservoir and the like are closed, and the river is deepened, widened and straightened and is converted into a channel for transporting water and sediment.

However, according to river topography and river ecology concepts, the river is 'dynamic' and 'disturbance', the self-repairing realization is a dynamic evolution ecological process, and the adoption of the traditional active intervention means can damage the self-repairing function of the river, and can destroy the natural ecology of the river for a long time.

Disclosure of Invention

The present utility model provides a water deflector for reinforcing the flow rate of a river course to restore its natural dynamic process by non-active intervention or assisting the natural process to repair the river.

The utility model adopts the technical scheme that: a water flow deflector for enhancing river flow, comprising: the lower ends of the wood piles are vertically inserted into the revetment, the upper ends of the wood piles are provided with prefabricated planting pools, and one ends of the prefabricated planting pools are embedded into the revetment; a thin film binding soil layer is buried between the prefabricated planting pool and the revetment; the plurality of the wooden piles comprise primary wooden piles, the primary wooden piles are arranged at the water depth end of a river, a protective landslide cushion layer is fixed at the upper end of each primary wooden pile, and the protective landslide cushion layer at least partially extends to the bottom of the film binding soil layer.

Further, the film binding soil layer is sediment extracted from a riverbed.

Further, the prefabricated planting pool is 800mm by 1200mm in size and is bundled with ropes.

Further, a putrescible degradation layer is arranged between the prefabricated planting pool and the film binding soil layer.

Further, the degradable layer is palm bark or nylon mat.

Further, the protective landslide blanket is dense coconut velvet or geotextile.

Further, the plurality of wooden piles further comprise a second-stage wooden pile and a third-stage wooden pile, and the first-stage wooden pile has the largest volume.

The utility model also provides the following technical scheme: a water flow deflector for enhancing river flow, comprising: primary and secondary stakes; the lower end of the primary wood pile is vertically inserted into the revetment, and the lower end of the secondary wood pile is obliquely inserted into the revetment; a pre-planting fiber roller is arranged between the primary wood pile and the secondary wood pile, a first film binding soil layer is filled between the pre-planting fiber roller and the revetment, and a second film binding soil layer is filled between the secondary wood pile and the revetment; the upper end of the primary wood pile is fixedly provided with a protective landslide pad layer, and the protective landslide pad layer at least partially extends to the bottom of the first film binding soil layer.

Further, the highest point of the pre-planting fiber roller is 100-150mm higher than the river level.

Further, a putrescible and degradable layer is arranged between the pre-planting fiber roller and the first film binding soil layer.

Compared with the prior art, the water flow deflector for enhancing the river flow speed is beneficial to controlling the damage of the toe of the river bank by arranging a plurality of wooden piles, and introduces ideal habitat and improves visual comfort by arranging a prefabricated planting pool or a prefabricated fiber roller, so that a normal river is narrowed, an originally slow river is promoted to be fast, plants in a structure can be ensured to continuously and beautifully grow normally, vegetation habitats are created for the river, and the natural dynamics of the river is restored while the landscape effect is enhanced.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the description serve to explain the utility model. In the drawings of which there are shown,

fig. 1: the first schematic diagram of the embodiment of the water flow deflector for reinforcing the flow rate of the river channel is provided;

fig. 2: the utility model provides a schematic diagram of a second embodiment of a water deflector for reinforcing the flow rate of a river channel.

Detailed Description

The following describes specific embodiments of the present utility model in detail with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the utility model, are not intended to limit the utility model.

Example 1

As shown in fig. 1, the water deflector for reinforcing the flow rate of a river course according to the present utility model is installed in a river course (i.e., an existing revetment) for which a width has been widened and straightened, and comprises a plurality of piles, the lower ends of which are vertically inserted into the revetment, and the upper ends of which are provided with prefabricated planting pools 1; a thin film binding soil layer 2 is buried between the prefabricated planting pool 1 and the revetment.

Wherein, the film binding soil layer 2 can be sediment extracted from a river bed; one end of the prefabricated planting pool 1 is embedded into a revetment to fix the prefabricated planting pool 1. The prefabricated planting pool 1 has the size of 800mm multiplied by 1200mm and is bundled by ropes. A rotten degradation layer is also arranged between the prefabricated planting pool 1 and the film binding soil layer 2; the degradable layer is preferably palm bark or nylon mat, which is decomposed to form sludge.

Further, the plurality of wood piles comprise a first-stage wood pile 3 which is arranged at the deep water end of the river, a protective landslide pad layer 4 is fixed at the upper end of the first-stage wood pile 3, and the protective landslide pad layer 4 at least partially extends to the bottom of the film binding soil layer 2. Wherein, the protection landslide pad layer 4 is on the first-stage stake 3 through the batten nail 5, and the protection landslide pad layer 4 is closely knit coconut velvet (also called as coconut fiber) or geotextile.

In the embodiment, the plurality of wooden piles further comprise a second-stage wooden pile 6 and a third-stage wooden pile 7, wherein the volume of the first-stage wooden pile 3 is the largest; it will be appreciated that in other embodiments, only the primary wooden piles 3 and the secondary wooden piles 6 may be provided, or more than four wooden piles may be provided, and the number of wooden piles may be set according to practical situations, which is not limited thereto. The water flow deflector of the embodiment is suitable for wider river channels.

When the water deflector of this embodiment is installed, the stake is first assembled above the water level and then pushed under water with the excavator bucket, using wire ties at the joints to provide the necessary flexibility.

Example two

As shown in fig. 2, the same structure as that of the first embodiment is not described herein, and the difference is that: the water flow deflector comprises a primary wooden pile 3 and a secondary wooden pile 6; wherein, the lower extreme of one-level stake 3 inserts the revetment perpendicularly, and second grade stake 6 is the cork stake, and the lower extreme inserts the revetment with inclination. A pre-planting fiber roller 8 is arranged between the primary wooden stake 3 and the secondary wooden stake 6, and the highest point of the pre-planting fiber roller 8 is 100-150mm higher than the horizontal plane of the river.

Further, a first film binding soil layer 9 is filled between the pre-planting fiber roller 8 and the revetment, and a second film binding soil layer 10 is filled between the secondary wood pile 6 and the revetment. The filling thickness of the second film binding soil layer 10 may be greater than, equal to, or less than the filling thickness of the first film binding soil layer 9. The putrescible and degradable layer is arranged between the pre-seed fiber roller 8 and the first film binding soil layer 9.

The water flow deflector of the embodiment is suitable for narrower river channels, and is most suitable for the condition that the river bed drops suddenly at the water side.

In summary, the water flow deflector for enhancing the river flow rate of the utility model is beneficial to controlling the damage of the toe of the river bank by arranging a plurality of piles, and introduces ideal habitat and improves visual comfort by arranging the prefabricated planting pool 1 or the prefabricated fiber roller 8, so that the normal river is narrowed, the originally slow river is promoted to be fast, the plants in the structure can be ensured to continuously and beautifully grow normally, vegetation habitats are created for river segments with low habitat and visual beautification values, and the river is restored while the landscape effect is enhanced, so that the natural dynamics of the river segments is restored.

Any combination of the various embodiments of the utility model should be considered as being within the scope of the present disclosure, as long as the inventive concept is not violated; within the scope of the technical idea of the utility model, any combination of various simple modifications and different embodiments of the technical proposal without departing from the inventive idea of the utility model should be within the scope of the utility model.

Claims

1. A water deflector for enhancing the flow rate of a river, comprising: the lower ends of the wood piles are vertically inserted into the revetment, the upper ends of the wood piles are provided with prefabricated planting pools, and one ends of the prefabricated planting pools are embedded into the revetment; a thin film binding soil layer is buried between the prefabricated planting pool and the revetment; the plurality of the wooden piles comprise primary wooden piles, the primary wooden piles are arranged at the water depth end of a river, a protective landslide cushion layer is fixed at the upper end of each primary wooden pile, and the protective landslide cushion layer at least partially extends to the bottom of the film binding soil layer.

2. The water deflector for enhancing the flow of a waterway of claim 1, wherein: the film binding soil layer is silt extracted from a river bed.

3. The water deflector for enhancing the flow of a waterway of claim 1, wherein: the prefabricated planting pool is 800mm multiplied by 1200mm in size and is bundled by ropes.

4. The water deflector for enhancing the flow of a waterway of claim 1, wherein: and a rotten degradation layer is arranged between the prefabricated planting pool and the film binding soil layer.

5. The water deflector for enhancing a river flow of claim 4 wherein: the degradable layer is palm bark or nylon pad.

6. The water deflector for enhancing the flow of a waterway of claim 1, wherein: the protective landslide pad layer is made of compact coconut velvet or geotextile.

7. The water deflector for enhancing the flow of a waterway of claim 1, wherein: the wood piles further comprise a second-stage wood pile and a third-stage wood pile, and the first-stage wood pile has the largest volume.

8. A water deflector for enhancing the flow rate of a river, comprising: primary and secondary stakes; the lower end of the primary wood pile is vertically inserted into the revetment, and the lower end of the secondary wood pile is obliquely inserted into the revetment; a pre-planting fiber roller is arranged between the primary wood pile and the secondary wood pile, a first film binding soil layer is filled between the pre-planting fiber roller and the revetment, and a second film binding soil layer is filled between the secondary wood pile and the revetment; the upper end of the primary wood pile is fixedly provided with a protective landslide pad layer, and the protective landslide pad layer at least partially extends to the bottom of the first film binding soil layer.

9. The water deflector for enhancing the flow of a waterway of claim 8, wherein: the highest point of the prespecified fiber roll is 100-150mm higher than the river level.

10. The water deflector for enhancing the flow of a waterway of claim 8, wherein: a putrescible and degradable layer is arranged between the pre-planting fiber roller and the first film binding soil layer.