CN219604499U - Seepage drainage ditch structure - Google Patents
Seepage drainage ditch structure Download PDFInfo
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- CN219604499U CN219604499U CN202222373719.2U CN202222373719U CN219604499U CN 219604499 U CN219604499 U CN 219604499U CN 202222373719 U CN202222373719 U CN 202222373719U CN 219604499 U CN219604499 U CN 219604499U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/108—Rainwater harvesting
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Abstract
The utility model discloses a seepage drainage ditch structure which comprises a building rainwater pipe, a water collecting well grid cover plate, a water receiving dustpan, a water filtering layer, a ventilation pipe, a sedimentation tank, a drain pipe, a water storage ditch, a micro-wetting pipe, a water absorbing and retaining layer and a planting soil layer, wherein the water collecting well grid cover plate is arranged on the ground; the capillary vessel principle is utilized through the micro-wetting tube to transfer the water in the water storage ditch downwards and upwards into the planting soil layer without power so as to provide water for green vegetation, and the utilization rate of urban water resources is improved.
Description
Technical Field
The utility model relates to the field of urban water storage, in particular to a seepage drainage ditch structure.
Background
The sponge city is like a sponge, has good elasticity in the aspects of adapting to environmental changes, coping with natural disasters and the like, absorbs water, stores water, permeates water and purifies water when raining, and releases and utilizes the stored water when needed. The sponge city construction follows the principles of ecological priority and the like, combines natural approaches with manual measures, and furthest realizes accumulation, permeation and purification of rainwater in a city area on the premise of ensuring the urban drainage waterlogging prevention safety, thereby promoting the utilization of rainwater resources and protecting the ecological environment. Sponge facilities such as grass planting shallow grooves, rainwater gardens, seepage drainage ditches and the like are mainly adopted in sponge cities. The urban updating project is more suitable for the measures of the drainage ditch according to local conditions, the effect of reusing the rainwater is more obvious, the applicability is higher, and the popularization range is larger. The comprehensive capacities of flood control, drainage, pollution abatement, disaster reduction and the like of the community are met, and the urban habitability and the urban industry level are improved.
A micro-irrigation pipe and a micro-irrigation system disclosed in Chinese patent literature comprise the problems that a water absorption layer is easy to generate gravity collapse after absorbing water, the water absorption rate is low, the water resource utilization rate is low, the water storage capacity of the water absorption layer is low, and the like.
Disclosure of Invention
The utility model provides a seepage drainage ditch structure, which aims to solve the problems that a micro-wetting pipe water absorption layer is easy to generate gravity collapse after absorbing water, the water absorption multiplying power is low, the water resource utilization rate is low, the water storage capacity of the water absorption layer is low and the like in the prior art.
In order to achieve the technical purpose, the utility model adopts the following technical scheme:
the utility model provides a seepage escape canal structure, includes building downspout, sump pit grid apron, water receiving dustpan, drainage layer, permeability cell, sedimentation tank, drain pipe, retaining ditch, little wetting tube, drain pipe, water absorbing and retaining layer and planting soil layer, sump pit grid apron is installed subaerial, building downspout cartridge is in on the sump pit grid apron, water receiving dustpan is installed in sump pit grid apron below, the drainage layer sets up in water receiving dustpan outside bottom surface, the permeability cell passes the drainage layer, one end inserts water receiving dustpan, and the other end inserts the retaining ditch, the sedimentation tank is installed drainage layer below, drain pipe intercommunication drainage layer and retaining ditch, planting soil layer distributes in ground top, water absorbing and retaining layer is installed in planting soil layer, little wetting tube one end inserts water absorbing and retaining layer, and the other end inserts the retaining ditch.
The water storage ditch is positioned below the planting soil layer, water in the water storage ditch is upwards and powerlessly transmitted to the planting soil layer by utilizing capillary vessel principle through the micro-wetting pipe to provide water for green vegetation, so that the utilization rate of urban water resources is improved, and the problem of reutilization of rainwater is solved.
Preferably, the water filtering layer comprises a steel wire mesh sheet, a stone water filtering layer, a non-woven fabric layer and a finished product grid, and the steel wire mesh sheet, the stone water filtering layer, the non-woven fabric layer and the finished product grid are sequentially arranged on the outer bottom surface of the water receiving dustpan from top to bottom.
Preferably, the micro-wetting pipe comprises a pipe body and an inner core body, wherein the pipe body is arranged under the seepage drainage ditch, the outer side of the inner core body is completely wrapped, the inner core body comprises a water-absorbing cotton stick and water-absorbing particles, the water-absorbing particles are high-molecular water-absorbing resin, the water-absorbing particles are filled between the pipe body and the water-absorbing cotton stick, the water-absorbing cotton stick is positioned in the load high-molecular water-absorbing resin in the pipe body, and the water-absorbing cotton stick is arranged along the inner wall of the pipe body in a long and whole way.
Preferably, the water-absorbing particles are added with strong electrolyte groups and simultaneously with a dispersion stabilizer on the basis of higher particle resin density.
The water absorption particles use high molecular water absorption resin particles to play roles in absorbing and storing water; on the basis of improving the crosslinking density of the particle resin, strong electrolyte groups are introduced, so that the water absorption rate of the polymer resin particles is improved by thousands of times; the dispersion stabilizer is added to form a layer of compact adsorption film around the liquid drops, which plays a role of protecting and isolating colloid, so that the dispersion is in a stable state in the whole polymerization process, the polymer has uniform particle size, the water absorption rate is higher, and the water storage capacity is larger.
Preferably, the pipe body adopts a PVC standard pipe with a common diameter of 25mm, and a plurality of water permeable holes with a diameter of 10mm are arranged at the lower part of the water draining pipe of the water storage tank.
Preferably, the absorbent cotton stick is a macromolecular absorbent resin combination body with the diameter of 10mm, is arranged along the whole length of the PVC pipe body, and improves the shape of resin particles into a porous net structure by adding polyacrylic acid macromolecules.
The main component of the water-washing cotton-upper manufacturing material is a high-molecular water-absorbing resin combination body, the rigid supporting capacity of the material is ensured by the water-absorbing resin combination body, so that a rapid channel for water delivery is formed, the gel strength of the water-absorbing resin can be effectively improved by adding polyacrylic acid high molecules, and the vertical high-molecular water-absorbing cotton stick cannot collapse due to the gravity of water after absorbing water, thereby playing a role of a core supporting frame; the shape of the resin particles is improved, the surface area is increased, a porous network is formed, and the number of conveying channels is increased.
Preferably, the water absorbing particles have an installation density of 60%.
The installation density of the water-absorbing particles influences the total water storage capacity, the particle installation density is low, the water absorption rate is high, the total amount of the water-absorbing particles is small, the total water storage capacity is small, the particle installation density is high, the water absorption rate is low, the utilization rate is low, the total water storage capacity is not large, the maximum water absorption rate can be achieved when the installation density of the water-absorbing particles is 60%, and the micro-wetting tube has the large water storage capacity.
Therefore, the utility model has the following beneficial effects:
the capillary vessel principle is utilized by the micro-wetting pipe to transfer water in the water storage ditch downwards and upwards without power to the planting soil layer to provide water for green vegetation, so that the utilization rate of urban water resources is improved, and the problem of reutilization of rainwater is solved;
on the basis of improving the crosslinking density of the particle resin, strong electrolyte groups are introduced, so that the water absorption rate of the polymer resin particles is improved by thousands of times; adding dispersion stabilizer to form a layer of dense adsorption film around the liquid drops, which plays a role in protecting and isolating colloid, so that the dispersion is in a stable state in the whole polymerization process, the polymer has uniform particle size, higher water absorption and larger water storage capacity;
the installation density of the water absorption particles is 60%, and the micro-wetting tube has larger water storage capacity when the maximum water absorption rate is achieved.
Drawings
FIG. 1 is a schematic view of the overall structure of the drainage ditch of the present utility model;
FIG. 2 is a schematic structural view of a micro-wetting tube according to the present utility model.
1, building a rainwater pipe; 2. a sump pit grid cover plate; 3. a water draining dustpan; 4. a wire mesh sheet; 5. a stone water filtering layer; 6. a non-woven fabric layer; 7. a finished product grid; 8. a ventilation pipe; 9. a sedimentation tank; 10. a drain pipe; 11. a water storage ditch; 12. a micro-wetting tube; 13. a drain pipe; 14. absorbing water and keeping water layer; 15. planting a soil layer; 120. sealing non-woven fabrics; PVC pipe water holes; 122. water-absorbing particles; 123. absorbent cotton stick.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, the deep drainage ditch is a schematic diagram of the whole structure of the deep drainage ditch, which comprises a building rainwater pipe 1, a water collecting well grid cover plate 2, a water receiving dustpan 3, a water filtering layer, a ventilation pipe 8, a sedimentation tank 9, a drainage pipe 10, a water storage ditch 11, a micro-wetting pipe 12, a drainage pipe 13, a water absorbing and retaining layer 14 and a planting soil layer 15.
The water storage ditch is positioned below the planting soil layer, water in the water storage ditch is upwards and powerlessly transmitted to the planting soil layer by utilizing capillary vessel principle through the micro-wetting pipe to provide water for green vegetation, so that the utilization rate of urban water resources is improved, and the problem of reutilization of rainwater is solved.
The water filtering layer comprises a steel wire mesh sheet 4, a stone water filtering layer 5, a non-woven fabric layer 6 and a finished product grid 7, and the steel wire mesh sheet, the stone water filtering layer, the non-woven fabric layer and the finished product grid are sequentially arranged on the outer bottom surface of the water receiving dustpan from top to bottom.
As shown in fig. 2, the micro-wetting tube comprises a sealing non-woven fabric 120, a PVC tube water permeable hole 121, water absorbing particles 122 and a water absorbing cotton stick 123, the micro-wetting tube is installed under the seepage drainage ditch, the outer side of the micro-wetting tube is wrapped with the sealing non-woven fabric and is completely wrapped on the outer side of the inner core, the inner core comprises the water absorbing cotton stick and the water absorbing particles, the PVC tube water permeable hole is arranged on the outer side of the whole body, water at the water storage ditch is permeated into the water absorbing particles inside the body through the PVC tube water permeable hole, the water absorbing particles are high polymer water absorbing resin, the water absorbing cotton stick is filled between the body and the water absorbing cotton stick, and the water absorbing cotton stick is located in the loaded high polymer water absorbing resin in the body and is arranged along the whole length of the inner wall of the body.
On the basis of higher density of the particle resin, the water-absorbing particles are added with strong electrolyte groups and simultaneously with dispersion stabilizer.
The water absorption particles use high molecular water absorption resin particles to play roles in absorbing and storing water; on the basis of improving the crosslinking density of the particle resin, strong electrolyte groups are introduced, so that the water absorption rate of the polymer resin particles is improved by thousands of times; the dispersion stabilizer is added to form a layer of compact adsorption film around the liquid drops, which plays a role of protecting and isolating colloid, so that the dispersion is in a stable state in the whole polymerization process, the polymer has uniform particle size, the water absorption rate is higher, and the water storage capacity is larger.
The pipe body adopts the PVC standard pipe that ordinary diameter is 25mm, below the cistern drain pipe position set up a plurality of diameter 10 mm's hole of permeating water.
The absorbent cotton stick is a macromolecular absorbent resin combination body with the diameter of 10mm, is arranged along the whole length of the PVC pipe body, and improves the shape of resin particles into a porous net structure by adding polyacrylic acid macromolecules.
The main component of the water-washing cotton-upper manufacturing material is a high-molecular water-absorbing resin combination body, the rigid supporting capacity of the material is ensured by the water-absorbing resin combination body, so that a rapid channel for water delivery is formed, the gel strength of the water-absorbing resin can be effectively improved by adding polyacrylic acid high molecules, and the vertical high-molecular water-absorbing cotton stick cannot collapse due to the gravity of water after absorbing water, thereby playing a role of a core supporting frame; the shape of the resin particles is improved, the surface area is increased, a porous network is formed, and the number of conveying channels is increased.
The installation density of the water-absorbing particles influences the total water storage capacity, the particle installation density is low, the water absorption rate is high, the total amount of the water-absorbing particles is small, the total water storage capacity is small, the particle installation density is high, the water absorption rate is low, the utilization rate is low, and the total water storage capacity is not large; experiments show that when the particle installation compactness is about 60%, the water absorption rate is maximum and the water storage capacity is highest.
The lower end of the micro-wetting pipe and the water permeable hole area are wrapped by polyester filament geotextile and extend to the area 50mm away from the bottom of the ditch, so that impurities in water are filtered, and leakage of water absorbing materials in the pipe is effectively prevented; the upper end polyester filament geotextile seals the water-absorbing cotton stick to overflow 100mm and extends into the water-retaining layer, thus completing the transmission work of irrigation water.
The construction, features and effects of the present utility model are described in detail according to the embodiments shown in the drawings, but the above is only a preferred embodiment of the present utility model, and it should be understood that the technical features of the above embodiment and the preferred mode thereof can be reasonably combined and matched into various equivalent schemes by those skilled in the art without departing from or changing the design concept and technical effects of the present utility model; therefore, the utility model is not limited to the embodiments shown in the drawings, but is intended to be within the scope of the utility model as long as changes made in the concept of the utility model or modifications to the equivalent embodiments do not depart from the spirit of the utility model as covered by the specification and drawings.
Claims (6)
1. The utility model provides a seepage escape canal structure, characterized by, includes building downspout, sump pit grid apron, water receiving dustpan, drainage layer, permeability cell, sedimentation tank, drain pipe, water storage ditch, little moisturizing pipe, water-absorbing and retaining layer and planting soil layer, sump pit grid apron is installed subaerial, building downspout cartridge is in on the sump pit grid apron, water receiving dustpan is installed in sump pit grid apron below, the drainage layer sets up in water receiving dustpan outside bottom surface, the permeability cell passes the drainage layer, one end inserts water receiving dustpan, and the other end inserts the water storage ditch, the sedimentation tank is installed drainage layer below, drain pipe intercommunication drainage layer and water storage ditch, planting soil layer distributes in subaerial top, water-absorbing and retaining layer is installed in planting soil layer, little moisturizing pipe one end inserts water-absorbing and retaining layer, the other end inserts water storage ditch.
2. The seepage drainage ditch structure according to claim 1, wherein the water filtering layer comprises a steel wire mesh sheet, a stone water filtering layer, a non-woven fabric layer and a finished product grid, and the steel wire mesh sheet, the stone water filtering layer, the non-woven fabric layer and the finished product grid are sequentially arranged on the bottom surface of the outer side of the water receiving dustpan from top to bottom.
3. The seepage and drainage ditch structure according to claim 1, wherein the micro-wetting pipe comprises a pipe body and an inner core body, wherein the pipe body is arranged right below the seepage and drainage ditch and is completely wrapped on the outer side of the inner core body, the inner core body comprises a water-absorbing cotton stick and water-absorbing particles, the water-absorbing particles are high-molecular water-absorbing resin, the water-absorbing cotton stick is filled between the pipe body and the water-absorbing cotton stick, the water-absorbing cotton stick is positioned in the pipe body and loaded with the high-molecular water-absorbing resin, and the water-absorbing cotton stick is arranged along the inner wall of the pipe body.
4. A seepage and drainage ditch structure according to claim 3, wherein the pipe body is a PVC standard pipe with a common diameter of 25mm, and a plurality of water permeable holes with a diameter of 10mm are arranged below the drainage pipe.
5. A drainage ditch structure according to claim 3, wherein the absorbent cotton stick is a polymer absorbent resin combination body with the diameter of 10mm, and is arranged along the whole length of the PVC pipe body.
6. A drainage ditch structure according to claim 3, wherein said water absorbing particles are installed at a density of 60%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222373719.2U CN219604499U (en) | 2022-09-06 | 2022-09-06 | Seepage drainage ditch structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222373719.2U CN219604499U (en) | 2022-09-06 | 2022-09-06 | Seepage drainage ditch structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219604499U true CN219604499U (en) | 2023-08-29 |
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ID=87742271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222373719.2U Active CN219604499U (en) | 2022-09-06 | 2022-09-06 | Seepage drainage ditch structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219604499U (en) |
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2022
- 2022-09-06 CN CN202222373719.2U patent/CN219604499U/en active Active
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