CN218757276U - A seepage prevention structure for city river course - Google Patents

Abstract

The utility model discloses an anti-seepage structure for city river course belongs to water utilities engineering technical field, including the river levee, be provided with the concrete river course on the river levee, the middle part on the concrete river course is provided with the riverbed, lateral part on the concrete river course is provided with the bank protection, be provided with the planting buffer layer on the concrete river course, the surface of riverbed is provided with first clay barrier layer, the top of first clay barrier layer is provided with first stone layer of spreading. The utility model discloses in, utilize the second to spread the stone layer and fix second clay barrier layer and first clay barrier layer with first stone layer of spreading, avoid second clay barrier layer and first clay barrier layer to run off, utilize the fixed network to fix first stone layer of spreading in addition, avoid first stone layer of spreading to be washed away by the river, avoid river infiltration to ground through first clay barrier layer and concrete river course, improved the practicality.

Description

A seepage prevention structure for city river course

Technical Field

The utility model relates to a water utilities technical field, more specifically say, relate to an anti-seepage structure for city river course.

Background

Along with the demand of people on the grade of cities, greening and water systems become keys for improving the grade of the cities more and more, for the cities with relative shortage of water resources, landscape lakes, landscape reservoirs and the like are built by utilizing urban riverways and become indispensable components for urban development, and the urban riverways are usually required to be subjected to anti-seepage treatment under the premise of meeting flood running during treatment, so that an anti-seepage structure form with strong adaptive deformability, good anti-seepage effect and strong scouring resistance is required to be selected under the condition of dynamic water of the urban riverways.

Through retrieval, utility model patent with publication number CN210151667U discloses an anti-seepage structure for urban river, comprising a river course and revetments located at both banks of the river course, the river course comprises a riverbed basal layer, a clay anti-seepage layer is laid above the riverbed basal layer, both ends of the clay anti-seepage layer close to the revetments at both banks of the river course respectively extend into the interior of the revetments, one end of the clay anti-seepage layer extending into the interior of the revetments is provided with a clay straight wall extending upwards and integrally formed with the clay anti-seepage layer, and the top end surface of the clay straight wall is higher than the water surface of river water set in the river course; this patent has the effect that does benefit to ecological exchange and reach the river course prevention of seepage requirement simultaneously. However, the above patents have the following disadvantages: the protective layer composed of stones is not protected, the stones can be impacted by river water to move, and sundries and garbage cannot be prevented from entering the river channel. Therefore, an anti-seepage structure for the urban river is provided.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the prior art, the utility model aims to provide an anti-seepage structure for city river course.

In order to solve the above problem, the utility model adopts the following technical scheme:

the utility model provides an anti-seepage structure for city river course, includes the river levee, be provided with the concrete river course on the river levee, the middle part on the concrete river course is provided with the riverbed, lateral part on the concrete river course is provided with the bank protection, be provided with the planting buffer layer on the concrete river course, the surface of riverbed is provided with first clay barrier layer, the top of first clay barrier layer is provided with first stone layer of spreading, fixed mounting has the fixed network on the first stone layer of spreading, it is equipped with ecological brick layer to plant the buffer layer upper berth, the surface of bank protection is provided with second clay barrier layer, the top surface of second clay barrier layer is provided with second stone layer of spreading, be provided with filter mechanism on the second stone layer of spreading.

As a preferred scheme of the utility model, filtering mechanism includes a plurality of screw thread posts of fixed connection on two second stone layers, and is a plurality of the cover is equipped with the filter screen between the screw thread post, mounting nut is installed to the top screw thread of screw thread post.

As an optimized proposal of the utility model, aquatic plants are planted on the ecological brick layer.

As a preferred scheme of the utility model, fixed network, screw thread post and mounting nut are stainless steel.

As a preferred scheme of the utility model, the clay compactness of first clay barrier layer and second clay barrier layer is greater than ninety-five percent.

As a preferred scheme of the utility model, the filter screen is the plastics material.

Compared with the prior art, the utility model has the advantages of:

(1) The utility model discloses in, utilize the second to spread the stone layer and fix second clay barrier layer and first clay barrier layer with first stone layer of spreading, avoid second clay barrier layer and first clay barrier layer to run off, utilize the fixed network to fix first stone layer of spreading in addition, avoid first stone layer of spreading to be washed away by the river, avoid river infiltration to ground through first clay barrier layer and concrete river course, the practicality is better.

(2) The utility model discloses in, use through the cooperation of screw thread post, filter screen and mounting nut, utilize the filter screen to filter rubbish and debris that flow into in the urban river course aquatic, regularly clear up rubbish and debris on the filter screen in addition, avoided rubbish and debris to enter into the river course, improved this a prevention of seepage structure's for urban river course work quality.

Drawings

FIG. 1 is a schematic view of the present invention;

fig. 2 is a schematic structural view of the concrete river of the present invention;

fig. 3 is an enlarged schematic view of a point a in fig. 1 according to the present invention.

The reference numbers in the figures illustrate:

1. a river levee; 2. a concrete river; 3. a riverbed; 4. planting a buffer layer; 5. slope protection; 6. a first clay barrier layer; 7. an ecological brick layer; 8. a first stone laying layer; 9. a second stone paving layer; 10. fixing the net; 11. a filtering mechanism; 12. a threaded post; 13. a filter screen; 14. mounting a nut; 15. a second clay barrier layer.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

The embodiment is as follows:

referring to fig. 1-3, an anti-seepage structure for an urban river comprises a river dike 1, a concrete river 2 is arranged on the river dike 1, a river bed 3 is arranged in the middle of the concrete river 2, a slope protection 5 is arranged on the side of the concrete river 2, a planting buffer layer 4 is arranged on the concrete river 2, a first clay anti-seepage layer 6 is arranged on the surface of the river bed 3, a first stone paving layer 8 is arranged on the top of the first clay anti-seepage layer 6, a fixing net 10 is fixedly arranged on the first stone paving layer 8, an ecological brick layer 7 is paved on the planting buffer layer 4, a second clay anti-seepage layer 15 is arranged on the surface of the slope protection 5, a second stone paving layer 9 is arranged on the top surface of the second clay anti-seepage layer 15, and a filter mechanism 11 is arranged on the second stone paving layer 9.

In this embodiment, the first stone paving layer 8 is nailed on the surface of the first stone paving layer 8 through a screw nail, and the bottom end of the screw nail is made to extend into the concrete river channel 2.

Specifically, referring to fig. 1 and 3, the filtering mechanism 11 includes a plurality of threaded columns 12 fixedly connected to the two second stone paving layers 9, a filter screen 13 is sleeved between the plurality of threaded columns 12, and a mounting nut 14 is installed at a top end of each threaded column 12 in a threaded manner.

In this embodiment, the filter screen 13 is mounted by the engagement of the threaded post 12 and the mounting nut 14.

Specifically, referring to fig. 1, aquatic plants are planted on the ecological brick layer 7.

Specifically, referring to fig. 1 and 3, the fixing net 10, the threaded post 12 and the mounting nut 14 are all made of stainless steel.

In this embodiment, the service lives of the fixing net 10, the threaded column 12 and the mounting nut 14 are ensured, and the corrosion of river water to the fixing net is avoided.

In particular, referring to fig. 1, the clay compaction of the first and second clay barrier layers 6, 15 is greater than ninety-five percent.

In this embodiment, it is ensured that the first clay permeation-preventing layer 6 and the second clay permeation-preventing layer 15 are not washed away with water flow.

Specifically, referring to fig. 1, the filter 13 is made of plastic.

In this embodiment, utilize filter screen 13 to filter the rubbish and the debris that get into the river course to rubbish and debris on the filter screen 13 are cleared up.

The working principle is as follows: during the use, 13 covers the filter screen on screw post 12, and install screw post 12 on mounting nut 14 and fix filter screen 13, when utilizing this urban river to carry out the water conservancy diversion, fix first stone layer 8 of spreading through fixed network 10, utilize first clay barrier layer 6 and concrete river course 2 to avoid river to permeate river bank 1, utilize filter screen 13 to filter rubbish and debris that get into the aquatic in the urban river in addition, and regularly clear up the rubbish and the debris that filter down on the filter screen 13, can.

The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the modified concept of the present invention within the technical scope disclosed in the present invention.

Claims (6)

1. An anti-seepage structure for an urban river comprises a river bank (1), and is characterized in that: be provided with concrete river course (2) on river levee (1), middle part on concrete river course (2) is provided with riverbed (3), lateral part on concrete river course (2) is provided with bank protection (5), be provided with on concrete river course (2) and plant buffer layer (4), the surface of riverbed (3) is provided with first clay barrier layer (6), the top of first clay barrier layer (6) is provided with first stone layer (8), fixed mounting has fixed network (10) on first stone layer (8), it is equipped with ecological brick layer (7) to plant buffer layer (4) upper berth, the surface of bank protection (5) is provided with second clay barrier layer (15), the top surface of second clay barrier layer (15) is provided with second stone layer (9), be provided with filtering mechanism (11) on second stone layer (9).

2. The seepage-proofing structure for the urban river according to claim 1, wherein: filtering mechanism (11) are including a plurality of screw thread post (12) of fixed connection on two second stone layers (9), and are a plurality of the cover is equipped with filter screen (13) between screw thread post (12), mounting nut (14) are installed to the top screw thread of screw thread post (12).

3. The seepage-proofing structure for the urban river according to claim 1, wherein: aquatic plants are planted on the ecological brick layer (7).

4. The seepage-proofing structure for the urban river according to claim 2, wherein: the fixing net (10), the threaded column (12) and the mounting nut (14) are all made of stainless steel.

5. The seepage-proofing structure for the urban river according to claim 1, wherein: the clay compaction degree of the first clay impermeable layer (6) and the second clay impermeable layer (15) is more than ninety-five percent.

6. An impermeable structure for urban watercourses according to claim 2, characterised in that: the filter screen (13) is made of plastic.

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