CN219840186U - Drainage structure and rainwater treatment system - Google Patents

Abstract

The utility model discloses a drainage structure and a rainwater treatment system, which are used for road or square drainage. They include: a drainage ditch, which is arranged between the paving of the square ground; a cover plate, which is arranged on the drainage ditch and used for water supply. Through it, the water on the ground of the square flows into the drainage ditch; the dirt intercepting member is arranged below the cover plate to filter the dirt in the water flowing into the drainage structure; the permeable layer is arranged below the drainage ditch and connected with the drainage ditch. Connection is used to allow the stagnant water flowing into the drainage ditch to penetrate into the ground and replenish the groundwater. The rainwater passes through the cover plate and is diverted into the drainage ditch to drain the rainwater; the waste interception piece filters the rainwater so that the dirt is retained on the dirt interception piece. The drainage ditch drains water and retains a certain amount of rainwater at the same time. The accumulated rainwater passes through The permeable layer seeps into the underground soil to supplement groundwater, improve the local ecological environment, and bear a certain amount of drainage for the drainage trench, reducing the drainage load.

Description

Drainage structure and rainwater treatment system

Technical field

The utility model relates to the technical field of municipal drainage, and in particular, to a drainage structure and a rainwater treatment system.

Background technique

Under the process of urbanization, large public squares are generally comprehensive functional buildings with underground passages, parking lots, underground businesses, etc. Because the squares are extensively hardened and have a small construction area, they cannot replenish groundwater, and the water catchment area is large. Usually, There is a problem of tight drainage. When encountering extreme bad weather such as continuous rainfall, rainwater cannot evaporate, drain and penetrate the surface immediately, forming surface runoff, causing rainwater flooding and serious waterlogging problems. Therefore, the design requirements for its drainage system are higher.

Utility model content

The utility model provides a drainage structure and a rainwater treatment system to solve the technical problems in the prior art that drainage is tight and groundwater cannot be replenished.

The technical solutions adopted by this utility model are as follows:

A drainage structure used for drainage of roads or squares consisting of:

Drainage trenches are installed between the pavements on the square floor;

Cover plate, which is installed on the drainage ditch and is used for water supply to pass through so that the water on the ground of the square flows into the drainage ditch;

A dirt intercepting member is provided below the cover plate and used to filter dirt in the water flowing into the drainage structure;

A permeable layer is provided below the drainage ditch and communicates with the drainage ditch, and is used to allow the stagnant water flowing into the drainage ditch to penetrate into the ground and replenish the groundwater.

As a further improvement of the above technical solution, the drainage structure includes a concave arm guard assembly, and the cover plate is used to be embedded in the arm guard assembly, or the cover plate is integrally formed with the arm guard assembly. ; The bottom of the arm guard assembly is used as a support, and both sides of the arm guard assembly are respectively in contact with the pavement on both sides of the drainage ditch.

As a further improvement of the above technical solution, the dirt intercepting member is a dirt interception hanging basket, and both sides of the dirt interception hanging basket are respectively hung on the inner wall of the arm guard assembly.

As a further improvement of the above technical solution, a concrete layer is laid under the pavement, the height of the arm guard assembly is greater than the thickness of the pavement, and the height of the arm guard assembly is less than the sum of the thickness of the pavement and the thickness of the concrete pavement layer.

As a further improvement of the above technical solution, one side of the cover plate is provided with a cleaning port for the dirt intercepting member to pass through.

As a further improvement of the above technical solution, the permeable layer includes a permeable geotextile surrounding the permeable layer, and the permeable geotextile has permeable holes for allowing water in the permeable layer to pass through the permeable geotextile. Geotextile seepage.

As a further improvement of the above technical solution, the permeable layer is filled with gravel.

As a further improvement of the above technical solution, the cover plate is provided with water holes evenly distributed along the length direction of the drainage trench.

As a further improvement of the above technical solution, the cross section of the permeable layer is larger than the cross section of the drainage trench.

On the other hand, a rainwater treatment system is also provided, applying any one of the above drainage structures.

The utility model has the following beneficial effects: the drainage ditch is arranged between the paving of the square floor and covered with a cover plate. The rainwater passes through the cover plate into the drainage ditch, and is drained by the drainage ditch; the bottom of the cover plate Set up a waste interception piece to filter the rainwater so that the dirt is retained on the dirt interception piece. The drainage ditch drains water and retains a certain amount of rainwater. The accumulated rainwater seeps out into the underground soil through the permeable layer to replenish groundwater. , improve the local ecological environment, and bear a certain amount of drainage for the drainage ditch, reducing the drainage load.

In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The utility model will be described in further detail below with reference to the accompanying drawings.

Description of the drawings

The drawings forming a part of this application are used to provide a further understanding of the present utility model. The schematic embodiments of the present utility model and their descriptions are used to explain the present utility model and do not constitute an improper limitation of the present utility model. In the attached picture:

Figure 1 is a schematic structural diagram of a preferred embodiment of the present utility model;

1. Drainage trench 2, cover plate 21, water hole 22, arm guard assembly 3, dirt interception piece 4, pavement 5, permeable geotextile 6, gravel 7, concrete layer.

Detailed ways

It should be noted that, as long as there is no conflict, the embodiments and features in the embodiments of this application can be combined with each other. The utility model will be described in detail below with reference to the accompanying drawings and embodiments.

Referring to Figure 1, a preferred embodiment of the present utility model provides a drainage structure for road or square drainage, including:

Drainage trench 1 is installed between the pavements 4 on the square floor;

Cover plate 2 is installed on the drainage ditch 1 and is used for water supply to pass through so that the water on the ground of the square flows into the drainage ditch 1;

The dirt intercepting part 3 is arranged below the cover plate 2 and is used to filter dirt in the water flowing into the drainage structure;

The permeable layer is provided below the drainage trench 1 and communicates with the drainage trench 1, and is used to permeate the stagnant water flowing into the drainage trench 1 into the ground and replenish the groundwater.

Wherein, the end of the drainage trench 1 is connected with the drainage device of the drainage system, and the drainage device is implemented with reference to the drainage system of the prior art;

It can be understood that the drainage trench 1 is arranged between the pavements 4 on the square floor and covered with a cover plate 2. Rainwater passes through the cover plate 2 into the drainage trench 1, and is guided by the drainage trench 1 to drain the rainwater; A dirt intercepting piece 3 is provided below the plate 2 to filter the rainwater so that the dirt is retained on the dirt intercepting piece 3. The drainage ditch 1 drains water while retaining a certain amount of rainwater. The accumulated rainwater seeps out to the ground through the permeable layer. The soil can replenish groundwater, improve the local ecological environment, bear a certain amount of drainage for the drainage trench 1, and reduce the drainage load.

In this embodiment, the drainage structure includes a concave-shaped arm guard assembly 22, and the cover plate 2 is used to be embedded in the arm guard assembly 22. Alternatively, the cover plate 2 and the arm guard assembly 22 may be integrally formed; the arm guard assembly 22 The bottom of the arm assembly 22 is used as a support, and both sides of the arm assembly 22 are respectively in contact with the paving 4 on both sides of the drainage trench 1 to support the structure of the drainage trench 1. The application of this structure reduces the amount of concrete materials. The dosage greatly improves the efficiency of on-site construction and improves the smoothness of the drainage structure.

In this embodiment, the dirt interception member 3 is a dirt interception hanging basket. Both sides of the dirt interception hanging basket are respectively hung on the inner wall of the arm assembly 22 to facilitate disassembly, thereby facilitating the staff to regularly clean the dirt in the dirt interception hanging basket. Clean up.

In some embodiments, in order to facilitate cleaning, a cleaning port can be provided on one side of the cover plate 2 for the dirt intercepting member to pass through, which makes the operation more convenient.

In this embodiment, a concrete layer 7 is laid below the pavement 4. The height of the arm guard assembly 22 is greater than the thickness of the pavement 4. The height of the arm guard assembly 22 is less than the sum of the thickness of the pavement 4 and the thickness of the concrete paving layer. The bottom of the component 22 is embedded in the concrete layer 7, and the support is more stable.

In this embodiment, the permeable layer includes a permeable geotextile 5 enclosed outside the permeable layer. The permeable geotextile 5 has permeable holes for allowing the water in the permeable layer to seep out through the permeable geotextile 5. The layout method is simple and low cost.

In this embodiment, the permeable layer is filled with gravel 6 to achieve filtration and penetration of rainwater. A partition is provided between the gravel in the permeable layer and the drainage trench to prevent the gravel from gushing out after water is accumulated in the permeable layer. to the drainage ditch.

In this embodiment, the cover plate 2 is provided with water holes 21 evenly distributed along the length direction of the drainage trench 1 so that water can flow into the drainage trench.

In this embodiment, the cross-section of the permeable layer is larger than the cross-section of the drainage trench 1, which increases the rainwater storage capacity and permeability of the permeable layer, and also increases the permeability range.

On the other hand, this embodiment provides a rainwater treatment system using the above drainage structure.

The above descriptions are only preferred embodiments of the present utility model and are not intended to limit the present utility model. For those skilled in the art, the present utility model may have various modifications and changes. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (10)

1. A drainage structure for road or square drainage, characterized by including: Drainage trench (1) is installed between the paving (4) on the square floor; Cover plate (2), which is installed on the drainage ditch (1) and used for water supply to pass through so that the water on the ground of the square flows into the drainage ditch (1); The dirt intercepting part (3) is arranged below the cover plate (2) and is used to filter dirt in the water flowing into the drainage structure; The permeable layer is provided below the drainage trench (1) and communicates with the drainage trench (1), and is used to allow the stagnant water flowing into the drainage trench (1) to penetrate into the ground and replenish the groundwater. 2. The drainage structure according to claim 1, characterized in that the drainage structure includes a concave-shaped arm assembly (22), and the cover plate (2) is used to be embedded in the arm assembly (22). 22), or the cover plate (2) and the arm guard assembly (22) are integrally formed; the bottom of the arm guard assembly (22) is used as a support, and the two sides of the arm guard assembly (22) The pavement (4) is respectively abutted on both sides of the drainage trench (1). 3. The drainage structure according to claim 2, characterized in that the dirt intercepting member (3) is a dirt intercepting basket, and both sides of the dirt intercepting basket are respectively hung on the arm assembly (22). ) inner wall. 4. The drainage structure according to claim 3, characterized in that a concrete layer (7) is laid below the pavement (4), and the height of the arm protection assembly (22) is greater than the thickness of the pavement (4), so The height of the arm guard assembly (22) is less than the sum of the thickness of the pavement (4) and the thickness of the concrete paving layer. 5. The drainage structure according to claim 2, characterized in that a cleaning port is provided on one side of the cover plate (2) for the dirt intercepting member (3) to pass through. 6. The drainage structure according to claim 1, characterized in that the permeable layer includes a permeable geotextile (5) enclosed outside the permeable layer, and the permeable geotextile (5) has permeable holes, It is used to make the water in the permeable layer seep out through the water-permeable geotextile (5). 7. The drainage structure according to claim 6, characterized in that the permeable layer is filled with gravel (6). 8. The drainage structure according to claim 1, characterized in that the cover plate (2) is provided with water holes (21) evenly distributed along the length direction of the drainage trench (1). 9. The drainage structure according to any one of claims 1 to 8, characterized in that the cross section of the permeable layer is larger than the cross section of the drainage trench (1). 10. A rainwater treatment system, characterized by applying the drainage structure according to any one of claims 1 to 9.