Ecological depression pond retention and purification system
By designing an ecological pond retention purification system, the problem of poor self-repair ability of island small and micro wetland ecosystems has been solved, and water quality improvement, biodiversity improvement and self-repair ability have been achieved.
Patent Information
- Application Number
- CN202421309867.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-11
- Publication Date
- 2025-03-04
- Estimated Expiration
- 2034-06-11
AI Technical Summary
The poor self-repair ability of small and micro wetland ecosystems on the islands leads to water quality problems, lack of biodiversity and invasive species problems.
A ecological pond retention purification system is designed, including setting up slope top reservoirs, small and micro wet areas, slope bottom reservoirs and biological ditches along the slope direction of the mountain, realizing water circulation through water pumps and pipelines, setting up multi-pool wetlands, low-lying wetlands and gradient wetlands for biological retention, and connecting the water system through biological communication.
By making full use of rainwater resources, maintaining water flow, and improving biodiversity and spatial heterogeneity, the self-repair ability of small and micro wetland ecosystems has been significantly improved.
Smart Images
Figure CN222556726U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of ecological restoration, and in particular relates to an ecological pond retention and purification system. Background Art
[0002] Islands have unique river landscapes and natural resources and are an organic part of the overall river ecosystem.
[0003] At present, the faults and deep gullies formed in small wetlands on some island ecosystems pose safety hazards. The water collection capacity of various streams and mountains within the area is small, the water storage capacity is relatively weak, and water resources are generally scarce. The water system connectivity is poor, the hydrological exchange is insufficient, and there are certain problems with water quality. The original habitats are generally wild, biodiversity is relatively scarce, and there are problems with invasive species; resulting in poor ecological self-repair ability of the small wetland ecosystems on the islands.
[0004] Therefore, it is necessary to propose an ecological pond retention and purification system to solve the above problems. Utility Model Content
[0005] In view of this, the purpose of the utility model is to provide an ecological pond retention and purification system to solve the problem of poor self-repairing ability of small micro-wetland ecosystems on islands in the prior art.
[0006] In order to achieve the above object, the utility model provides the following technical solutions:
[0007] The utility model provides an ecological pond retention and purification system, comprising a slope top water storage pond, a small wetland area, a slope bottom water storage pond, and a biological ditch, which are sequentially connected and arranged from top to bottom along the slope direction of a mountain. The slope bottom water storage pond is provided with a pipeline connected to the small wetland area, and the pipeline is connected to a water pump. The water in the slope bottom water storage pond can flow from the pipeline into the small wetland area through the water pump. The biological ditch is connected to a concealed pipe buried underground, and the concealed pipe is connected to the site water system. The small wetland area includes a slope wetland connected to the slope top water storage pond, a plurality of multi-pond wetlands, a plurality of low-lying wetlands, and a plurality of gradient wetlands.
[0008] Furthermore, the slope wetland is a stone wall, and ferns or mosses are planted in the grooves on the stone wall.
[0009] Furthermore, adjacent ponds on the multi-pond wetland are connected by ditches.
[0010] Furthermore, emergent plants, floating plants and submerged plants are planted in the low-lying wetland, and natural stones are laid along the coast of the low-lying wetland.
[0011] Furthermore, the gradient wetland is provided with a plurality of steps with successively decreasing heights from top to bottom, a pond is provided between adjacent steps, an overflow trough is provided on the steps, and stones are placed on the overflow trough wall.
[0012] Furthermore, in the pond in the small wetland area, there are provided a soil compaction layer, a 200 mm thick clay layer, a 300 mm thick planting soil layer and pond bottom stones from bottom to top.
[0013] Furthermore, the depths of the slope top water storage pond and the slope bottom water storage pond are 1.5m-1.8m.
[0014] Furthermore, the depth of the bioditch is 0.3m-0.8m.
[0015] Furthermore, the slope top water storage pond is provided with an overflow outlet, and the overflow outlet is located above the slope wetland.
[0016] The beneficial effects of the utility model are:
[0017] The utility model arranges a slope top water storage pond and a slope bottom water storage pond at the upper and lower reaches of the mountain respectively, stores rainwater in the rainstorm season to supplement the water loss of daily internal circulation, and makes full use of rainwater resources to maintain the operation of the small wetland area; arranges water pumps and pipelines according to the terrain of the mountain to lift the water in the slope bottom water storage pond to the slope top water storage pond to form an internal circulation, maintain water flow, and ensure the water quality of the small wetland; by setting up a number of multi-pond wetlands, low-lying wetlands, and gradient wetlands for biological retention, biodiversity and spatial heterogeneity are guaranteed, and by setting up biological ditches to connect the site water system and the downstream water system, the biodiversity is improved while the sidewalk landscape effect is improved, thereby improving the self-repairing ability of the small wetland ecosystem.
[0018] Other advantages, objectives and features of the utility model will be described in the following description and will be apparent to those skilled in the art to some extent, or those skilled in the art can be taught from the practice of the utility model. The objectives and other advantages of the utility model can be realized and obtained through the following description. BRIEF DESCRIPTION OF THE DRAWINGS
[0019] In order to make the purpose, technical solution and beneficial effects of the utility model clearer, the utility model is described with the following drawings:
[0020] Figure 1 It is a schematic cross-sectional view of the purification system of the utility model;
[0021] Figure 2 This is a schematic diagram of the structure of the slope-top water storage pond of the purification system of the utility model;
[0022] Figure 3 This is a schematic diagram of the multi-pond wetland structure of the utility model;
[0023] Figure 4 This is a schematic diagram of the low-lying wetland structure of the utility model;
[0024] Figure 5 This is a schematic diagram of the gradient wetland structure of the utility model.
[0025] The markings in the attached figure are as follows: slope top storage pond 1, overflow outlet 101, small wetland area 2, slope surface wetland 201, multi-pond wetland 202, low-lying wetland 203, gradient wetland 204, step 205, overflow trough 206, slope bottom storage pond 3, biological ditch 4, and concealed pipe 401. DETAILED DESCRIPTION
[0026] like Figures 1 to 5 As shown, the utility model provides an ecological pond retention and purification system, comprising: a top water storage pond 1, a small wetland area 2, a bottom water storage pond 3, and a biological ditch 4, which are arranged in sequence from top to bottom along the slope direction of the mountain, wherein the depths of the top water storage pond 1 and the bottom water storage pond 3 are 1.5m-1.8m, the depth of the biological ditch 4 is 0.3m-0.8m, the biological ditch 4 is located between the bottom water storage pond 3 and the road, the top water storage pond 1 is provided with an overflow port 101 to allow water to flow into the small wetland area 2, the bottom water storage pond 3 is provided with a pipeline connected to the small wetland area 2, and the water in the bottom water storage pond 3 can flow from the pipeline into the small wetland area 2 through a water pump, and the biological ditch 4 is connected with a buried underground pipe 401, and the buried pipe 401 is connected to the site water system;
[0027] The small wetland area 2 includes: a slope wetland 201 connected to the slope top water storage pond 1, wherein the slope wetland 201 is a stone wall, including a high cut slope formed by road construction, and a moist and exposed vertical cliff wall;
[0028] A plurality of multi-pond wetlands 202, wherein adjacent ponds on the multi-pond wetlands 202 are connected by ditches, the pond bottoms are treated with clay for anti-seepage, and covered with planting soil; natural stones are scattered in the ponds, and dead trees are dotted around the ponds to create a rich habitat space for insects;
[0029] Several low-lying wetlands 203 are planted with emergent plants, floating plants, and submerged plants, and natural stones are laid along the shore of the low-lying wetlands 203; during restoration, the overgrown herbaceous plants and secondary vegetation in the site are properly cleaned to expand the water area; the bottom sediment of the water area is cleaned, the terrain is shaped, and anti-seepage treatment is carried out to create underwater terrains of varying depths; emergent, floating, and submerged wetland flora are planted according to the terrain to enrich the plant community; natural stones are laid inside the marsh and along the shore to inhibit excessive plant growth, and water-resistant trees are planted in the shallow water area around the marsh to form a sparse forest landscape;
[0030] A plurality of gradient wetlands 204, wherein the gradient wetlands 204 are provided with a plurality of steps 205 of decreasing height from top to bottom, and a pond is provided between adjacent steps 205, and the pond is used as farmland, and an overflow trough 206 is provided on the steps 205, and stones are placed on the wall of the overflow trough 206 to prevent water flow from scouring the overflow trough 206;
[0031] Among them, the pond in the small wetland area 2 is provided with a soil compaction layer, a 200 mm thick clay layer, a 300 mm thick planting soil layer, and pond bottom stones from bottom to top.
[0032] In this plan, a top-slope reservoir 1 and a bottom-slope reservoir 3 are arranged upstream and downstream of the mountain respectively to store rainwater during the rainstorm season to supplement the water loss in daily internal circulation and make full use of rainwater resources to maintain the operation of the small wetland area 2; water pumps and pipelines are arranged according to the terrain of the mountain to lift the water in the bottom-slope reservoir 3 to the top-slope reservoir 1 to form an internal circulation, maintain the flow of water, and ensure the water quality of the small wetland; by setting up a number of multi-pond wetlands 202, low-lying wetlands 203, and gradient wetlands 204 for biological retention, biodiversity and spatial heterogeneity are guaranteed, and by setting up biological ditches 4, the site water system is connected and connected with the downstream water system at the same time, the biodiversity is improved while the sidewalk landscape effect is improved, thereby improving the self-repairing ability of the small wetland ecosystem.
[0033] In one embodiment of the utility model, cliff plants are planted in the groove holes on the slope wetland 201, and the cliff plants include ferns or mosses. When planting: the vegetation matrix is filled in the groove holes, and the cliff plants installed on the geonet are fixed to the vertical cliff by anchors.
[0034] Finally, it should be noted that the above preferred embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail through the above preferred embodiments, those skilled in the art should understand that various changes can be made in form and details without departing from the scope defined by the claims of the utility model.
Claims
1. An ecological pond retention and purification system, characterized in that: It includes a slope top water storage pond, a small wetland area, a slope bottom water storage pond, and a bio-ditch which are connected in sequence from top to bottom along the slope of the mountain. The slope bottom water storage pond is provided with a pipeline connected to the small wetland area. The pipeline is connected to a water pump. The water in the slope bottom water storage pond can flow from the pipeline into the small wetland area through the water pump. The bio-ditch is connected to a concealed pipe buried underground, and the concealed pipe is connected to the site water system. The small wetland area includes a slope wetland connected to the slope top water storage pond, several multi-pond wetlands, several low-lying wetlands, and several gradient wetlands.
2. The ecological pond retention and purification system according to claim 1 is characterized by: The slope wetland is a stone wall, and ferns or mosses are planted in the grooves on the stone wall.
3. The ecological pond retention and purification system according to claim 2 is characterized by: Adjacent ponds on the multi-pond wetland are connected by ditches.
4. The ecological pond retention and purification system according to claim 3 is characterized by: Emergent plants, floating plants and submerged plants are planted in the low-lying wetland, and natural stones are laid along the coast of the low-lying wetland.
5. The ecological pond retention and purification system according to claim 4 is characterized by: The gradient wetland is provided with a plurality of steps with successively decreasing heights from top to bottom, a pond is provided between adjacent steps, an overflow trough is provided on the steps, and stones are placed on the overflow trough wall.
6. The ecological pond retention and purification system according to claim 5 is characterized by: The pond in the small wetland area is provided with a soil compaction layer, a 200 mm thick clay layer, a 300 mm thick planting soil layer and pond bottom stones from bottom to top.
7. The ecological pond retention and purification system according to claim 6 is characterized by: The depths of the slope top water storage pond and the slope bottom water storage pond are 1.5m-1.8m.
8. The ecological pond retention and purification system according to claim 7 is characterized by: The depth of the bioditch is 0.3m-0.8m.
9. The ecological pond retention and purification system according to claim 8, characterized in that: The slope top water storage pond is provided with an overflow outlet, and the overflow outlet is located above the slope surface wetland.