CN212877006U - Water-saving municipal road rainwater irrigation system - Google Patents
Water-saving municipal road rainwater irrigation system Download PDFInfo
- Publication number
- CN212877006U CN212877006U CN202021092318.4U CN202021092318U CN212877006U CN 212877006 U CN212877006 U CN 212877006U CN 202021092318 U CN202021092318 U CN 202021092318U CN 212877006 U CN212877006 U CN 212877006U
- Authority
- CN
- China
- Prior art keywords
- water
- water storage
- rainwater
- well
- conservancy diversion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model relates to a water-saving town road rainwater irrigation system, it includes the town road and sets up the greenbelt of town road both sides, the town road with be provided with the guiding device who is used for the water conservancy diversion rainwater between the greenbelt and be used for the water storage well of water storage, the guiding device intercommunication water storage device, water storage device includes the water storage well and installs closure member in the water storage well, the upper surface and the road of closure member flush, install irrigation equipment on the greenbelt, irrigation equipment intercommunication the water storage well. The utility model discloses can increase the water storage capacity in order to be used for follow-up irrigation when raining.
Description
Technical Field
The utility model belongs to the technical field of municipal construction's technique and specifically relates to a water-saving town road rainwater irrigation system is related to.
Background
With the rapid development of economy in China, more and more cities have started to build municipal roads. The municipal road belongs to an urban road, and is an engineering facility for vehicles and pedestrians to pass through, which is managed by a construction administrative department and comprises contents such as a roadway, a sidewalk, greening, a pipe network, a traffic facility and the like. Meanwhile, due to the continuous and deep idea of sustainable development, the process of urban rainwater resource utilization in China is also continuously accelerated. Thus, current municipal roads have begun to incorporate energy efficient drainage systems to store rainwater. The rainwater of will storing is used for afforestation watering, both can alleviate the problem of water resource shortage, also can use manpower sparingly irrigate the afforestation.
A utility model patent with publication number CN205934647U is now retrieved, entitled municipal road rainwater collection irrigation system. This scheme discloses an irrigation system is collected to rainwater, including the town road, set up in the curbstone of town road side, set up greenbelt and the U type groove in the curbstone outside, the U type inslot is provided with the cobble. The system has the general working principle that when raining, rainwater collects to the curbstone along the slope of the road, then flows into the U-shaped groove and irrigates the green belt through the rainwater irrigation opening at the bottom of the U-shaped groove.
The above prior art solutions have the following drawbacks: the water storage capacity of the system is limited, pebbles occupy the water storage space due to the fact that the pebbles are placed in the U-shaped groove, and water stored in the U-shaped groove is less in quantity and can be evaporated when the water is clear after rain, so that the green belt is difficult to irrigate in the follow-up process.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims at providing a water-saving town road rainwater irrigation system, this water-saving town road rainwater irrigation system can increase the water storage capacity in order to be used for follow-up irrigation when raining.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides a water-saving town road rainwater irrigation system, includes the town road, the both sides of town road are provided with the greenbelt, the town road with be provided with the guiding device who is used for the water conservancy diversion rainwater between the greenbelt and be used for the water storage device of water storage, guiding device intercommunication water storage device, water storage device includes water storage well and installs the closure member on the water storage well, the upper surface and the road of closure member flush, install irrigation equipment on the greenbelt, irrigation equipment intercommunication water storage well.
By adopting the technical scheme, when raining, rainwater flows to the diversion device from the municipal road, flows to the water storage device after being guided by the diversion device, the water storage device can store a certain amount of rainwater, and the green belt is irrigated by the irrigation device. In addition, the sealing piece can reduce the accidental falling of articles into the water storage well and the evaporation of rainwater. Therefore, the utility model can increase the water storage capacity for subsequent irrigation when raining.
The present invention may be further configured in a preferred embodiment as: irrigation equipment is including installing the immersible pump of water storage well bottom and installing bury formula scattering shower nozzle on the greenbelt, the immersible pump intercommunication bury formula scattering shower nozzle.
Through adopting above-mentioned technical scheme, the immersible pump can take the rainwater of storage in the water storage well out, switch on the rainwater afterwards to bury formula scattering shower nozzle, bury formula scattering shower nozzle and can be controlled by manual work or computer according to different situation, to when needs irrigate the greenbelt.
The present invention may be further configured in a preferred embodiment as: water-saving town road rainwater irrigation system still includes the barricade, the barricade is located the town road with between the guiding device, link up on the barricade and seted up the through-hole, the axis of through-hole is higher than the town road.
Through adopting above-mentioned technical scheme, the car is in can bring some earth or debris from other roads when going on the town road, the rainwater can drive earth or debris flow direction when raining guiding device or water storage device leads to guiding device or water storage device to be blockked up by earth or debris then. Through setting up barricade and the through-hole that is higher than the town road, block from the part earth and the debris that come on the town road with right guiding device and water storage device protect.
The present invention may be further configured in a preferred embodiment as: the water guiding device comprises an installation well and a water guiding piece arranged in the installation well, the water guiding piece is communicated with the water storage well, a rainwater grate is arranged above the water guiding piece, and a filter screen is arranged between the water guiding piece and the rainwater grate.
By adopting the technical scheme, the rainwater flows to the water storage device after passing through the flow guide piece and then is stored by the water storage device. In addition, the rainwater grate can reduce pedestrian's article or great volume article such as stone fall into extremely the emergence of the condition in the guiding device is installed filter screen below the rainwater grate can filter other debris such as earth and leaf in the rainwater, reduces the quantity that enters into debris in the water storage well in order not to reduce the quality of water that gets into rainwater in the water storage well.
The present invention may be further configured in a preferred embodiment as: the surface of the diversion member is obliquely arranged to have a high end and a low end, the high end of the diversion member is close to the town road, and the low end of the diversion member is close to the green belt.
By adopting the technical scheme, as the flow guide piece is obliquely arranged, when rainwater flows through the flow guide piece, partial gravitational potential energy of the rainwater is converted into kinetic energy, so that the rainwater automatically flows to the low end, and the low end part is close to a green belt, so that the green belt can be irrigated.
The present invention may be further configured in a preferred embodiment as: and a diversion pipe is arranged in the diversion part, is obliquely arranged and is communicated with the water storage well.
By adopting the technical scheme, the diversion pipe is obliquely arranged, so that part of gravitational potential energy can be converted into kinetic energy when rainwater flows through the diversion pipe, the water flow speed is accelerated, the working efficiency of the diversion part is improved, and the rainwater is guided to the water storage well more quickly.
The present invention may be further configured in a preferred embodiment as: the spring is installed to the lower extreme of water conservancy diversion spare, the one end of spring is installed the lower extreme of water conservancy diversion spare, the other end of spring is installed the upper end of installing the well, the installing well is in the water hole has been seted up to the lower extreme of water conservancy diversion spare upper surface, when the water conservancy diversion spare descends the upper surface of water conservancy diversion spare with cross the water hole intercommunication.
Through adopting above-mentioned technical scheme, the position can constantly descend when the water conservancy diversion piece bears more rainwater, the upper surface of water conservancy diversion piece can be along with the high decline of water conservancy diversion piece and constantly descend, when water conservancy diversion piece upper surface and crossing the water hole level, the rainwater can flow in to in the water storage well sooner. At the moment, the flow guide piece applies a downward force to the spring, the spring can be elastically deformed from an original state to store elastic potential energy, and the spring can release the stored elastic potential energy after water in the flow guide piece is dried to drive the flow guide piece to reset to the original state.
The present invention may be further configured in a preferred embodiment as: the water-saving municipal road rainwater irrigation system further comprises a drainage device, wherein the drainage device comprises a drainage well, another rainwater grate arranged above the drainage well and a sewage discharge pipe arranged at the bottom of the drainage well, the sewage discharge pipe is communicated with the municipal sewage treatment system, and the drainage well is communicated when the position of the flow guide device is lowered.
By adopting the technical scheme, when the water storage capacity of the water storage device reaches the upper limit, rainwater can overflow the flow guide piece, enters the drainage well after overflowing the lower part of the flow guide piece, and is discharged to the urban sewage treatment system for treatment after being discharged to the sewage discharge pipe by the drainage device.
To sum up, the utility model discloses a following at least one useful technological effect:
1. when raining, part of rainwater can be stored in the water storage device, and then the green belt is irrigated through the irrigation device when needed, so that water resources and irrigation manpower are effectively saved;
2. when the water storage capacity of the water storage device reaches the limit, the flow guide device can automatically guide the rainwater into the drainage device to be discharged, and the occurrence that the rainwater overflows to a municipal road due to the fact that the water storage capacity of the water storage device reaches the limit is reduced.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a water-saving municipal road rainwater irrigation system.
FIG. 2 is a partial schematic view of a water-saving municipal road rainwater irrigation system (with the rainwater grate and closure hidden).
FIG. 3 is a schematic cross-sectional view of a water-saving municipal road rainwater irrigation system.
Reference numerals: 1. a town road; 2. a green belt; 3. a flow guide device; 31. installing a well; 311. water passing holes; 312. a drain hole; 32. a flow guide member; 321. a flow guide pipe; 33. a rainwater grate; 331. filtering with a screen; 34. a spring; 4. a water storage device; 41. a water storage well; 42. a closure; 5. an irrigation device; 51. a submersible pump; 52. a pipeline; 53. a buried scattering spray head; 6. retaining walls; 61. a through hole; 7. a drainage device; 71. a drainage well; 72. a sewage draining pipe.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, for the utility model discloses a water-saving town road rainwater irrigation system, including town road 1, town road 1's both sides are provided with greenbelt 2, are provided with between town road 1 and the greenbelt 2 guiding device 3, the water storage device 4 that is used for storing the rainwater that are used for the water conservancy diversion rainwater and install irrigation equipment 5 on greenbelt 2, 3 intercommunication water storage device 4 of guiding device, irrigation equipment 5 intercommunication water storage device 4.
Referring to fig. 1 and 2, a groove is formed between the municipal road 1 and the green belt 2 along the length direction of the municipal road 1 to form a placing cavity, the flow guide device 3 and the water storage device 4 are sequentially arranged in the placing cavity, and the placing cavity is divided into an installation well 31 and a water storage well 41 for convenience of description.
Referring to fig. 2 and 3, the deflector 3 includes the above-mentioned installation shaft 31, a deflector 32 installed in the installation shaft 31, a rain grate 33 installed at the uppermost end of the installation shaft 31, and a spring 34 installed at the lower end of the installation shaft 31. Particularly, the main part of water conservancy diversion spare 32 is the cuboid type generally, and the cuboid link up along the direction of town road 1 and has seted up the recess, and the upper surface slope of water conservancy diversion spare 32 sets up in order to have high-end and low side, and water conservancy diversion spare 32 high-end is close to town road 1, and the low side of water conservancy diversion spare 32 is close to greenbelt 2. Thus, a portion of the rain water will flow from the deflector 32 to the green belt 2 in a direction away from the town road 1. In addition, the upper surface of the diversion member 32 is provided with a plurality of diversion pipes 321, the longitudinal section of the diversion pipe 321 is generally in an L shape, one end of the diversion pipe 321 is communicated with the upper end surface of the diversion member 32, the other end of the diversion pipe 321 is communicated with the water storage well 41, the diversion pipe 321 is arranged for increasing the diversion speed of rainwater, rainwater enters the diversion pipe 321 from the upper end surface of the diversion pipe 321, and the rainwater is accelerated to flow through the diversion pipe 321 and then is guided into the water storage well 41 due to the self gravity. One end of the spring 34 is mounted on the lower end of the flow guide 32 and the other end of the spring 34 is mounted on the lowermost end of the installation well 31, so that the spring 34 provides a force to the flow guide 32 away from the bottom of the installation well 31. The rainwater grate 33 is approximately in a cuboid shape, a plurality of through holes are formed in the cuboid shape in a penetrating mode so that rainwater can flow in, the rainwater grate 33 is used for preventing stones or other impurities with particle sizes larger than the through holes from falling into the flow guide device 3, the rainwater grate 33 is embedded in the installation well 31 so as to be detachable, a filter screen 331 is further installed below the rainwater grate 33, the filter screen 331 is located between the rainwater grate 33 and the flow guide piece 32, the filter screen 331 is approximately in a cuboid shape, a plurality of filtering holes are formed in the cuboid in a penetrating mode, the filter screen 331 is used for filtering the impurities such as leaves or soil entering along with the erosion of rainwater, the filter screen 331 is used for reducing the quantity of the impurities entering the flow guide device, therefore, the quality of the rainwater entering the water storage device 4 is not reduced, the subsequent irrigation is convenient, and when more sundries are accumulated on the filter screen 331, the rainwater grate 33 can be detached to clean the rainwater grate 33 and the filter screen 331.
With continued reference to fig. 2 and 3, the water storage device 4 includes the above-mentioned water storage well 41 and a sealing member 42 installed at the uppermost portion of the water storage well 41, the water storage well 41 is substantially rectangular, the water storage well 41 is adjacent to the installation well 31, a water through hole 311 is opened at one side of the installation well 31 close to the water storage well 41, in this embodiment, the cross section of the water through hole 311 is rectangular, and one end of the diversion pipe 321 is communicated with the water through hole 311 to divert the rainwater into the water storage well 41. When the spring 34 is in the original state, the spring 34 will push up the flow guide 32, so that the upper surface of the flow guide 32 is located above the water through hole 311. When the rainfall is great, the water conservancy diversion speed of honeycomb duct 321 is slower, the rainwater can constantly accumulate in water conservancy diversion spare 32, the quality of water conservancy diversion spare 32 constantly grow, spring 34 of water conservancy diversion spare 32 lower extreme can be compressed to make the height of water conservancy diversion spare 32 upper surface constantly descend, when the height of water conservancy diversion spare 32 upper surface flushes with water hole 311, the rainwater can flow into to water storage well 41 fast in, the inflow speed of rainwater can be along with water conservancy diversion spare 32 highly constantly descends and constantly accelerates. The cuboid-shaped sealing piece 42 is arranged above the water storage well 41, the sealing piece 42 is integrally sealed, the upper surface of the sealing piece 42 is flush with the road, the water storage well 41 is sealed by the sealing piece 42, so that rainwater can only enter the water storage device 4 through the flow guide device 3, the sealing piece 42 can not only block external sundries so as not to reduce the quality of the rainwater stored in the water storage well 42, but also enable the rainwater to flow through the upper surface of the sealing piece 42 so as to reach the green belt 2 to irrigate the green belt 2.
With continued reference to fig. 2 and 3, the drain 7 includes a drain well 71 and a waste pipe 72 mounted at the bottom of the drain well 71, the waste pipe 72 communicating with the municipal drainage system. The drainage well 71 is substantially rectangular, the drainage well 71 is located on the other side of the diversion device 3 different from the water storage device 4, and the installation well 31 is perforated with a drainage hole 312 to communicate with the drainage well 71. In the embodiment, the cross section of the drainage hole 312 is rectangular, the drainage hole 312 is located below the water through hole 311, when the rain force is large and the storage capacity in the water storage well 41 reaches the upper limit, the rain water can overflow from the lower part of the diversion member 32, and then is drained from the drainage hole 312 through the bottom of the installation well 31, and then flows into the drainage well 71. Another rainwater grate 33 is installed at the uppermost part of the drainage well 71 for rainwater to pass through, rainwater can fall to the bottom of the drainage well 71 due to self gravity after passing through the rainwater grate 33 and then enter the sewage pipe 72, then the sewage pipe 72 guides the rainwater into the urban drainage system to be treated by the urban drainage system, and the drainage device 7 is arranged to drain the redundant rainwater so as to prevent the rainwater from overflowing to the municipal road 1 after filling the water storage device 4.
With continued reference to fig. 2 and 3, the irrigation device 5 comprises a submersible pump 51 installed at the bottom of the water storage well 41, a buried scattering spray nozzle 53 installed on the green belt 2, and a pipeline 52, wherein one end of the pipeline 52 is communicated with the submersible pump 51, and the other end of the pipeline 52 is communicated with the buried scattering spray nozzle 53. Through setting up irrigation equipment 5, can take out the rainwater that stores in water storage well 41 with immersible pump 51, flow through pipeline 52 afterwards and spout through buried scattering sprinkler 53 and irrigate greenbelt 2.
Referring to fig. 1 and 2, the water-saving municipal road rainwater irrigation system further comprises a retaining wall 6, the retaining wall 6 is positioned between the municipal road 1 and the diversion device 3, a plurality of through holes 61 are arranged at intervals on the retaining wall 6, the axes of the through holes 61 are higher than the municipal road 1, and by arranging the through holes 61 higher than the municipal road 1, soil or other sundries brought by automobile driving can be blocked, particularly, when raining, rainwater usually washes soil and sundries from the road, the retaining wall 6 can block the soil and sundries, the quantity of the soil and sundries entering the diversion device 3 or the water storage device 4 through the through holes 61 is reduced, in the embodiment, the through holes 61 are 1 to 2 cm higher than the municipal road 1, a small amount of rainwater remained on the municipal road 1 due to the blocking of the retaining wall 6 does not affect the normal use of the road, and the accumulated water quantity is not large, the accumulated water can be evaporated quickly.
The implementation principle of the embodiment is as follows: when rainwater on the municipal road 1 flows to the retaining wall 6, the rainwater passes through the flow guide member 32 after passing through the through hole 61 on the retaining wall 6, one part of the rainwater flows to the lower end of the flow guide member 32 to irrigate the green belt 2, and the other part of the rainwater flows to the water storage well 41 through the side surface of the flow guide member 32 and the flow guide pipe 321 on the flow guide member 32 and is stored. When the rain is strong, the rainwater will accumulate on the upper end of the diversion member 32 continuously, so that the height of the diversion member 32 is lowered continuously, and when the upper surface of the diversion member 32 is lowered to be flush with the water passing holes 311 along with the height of the diversion member 32, the water on the upper surface of the diversion member 32 can rapidly enter the water storage well 41 through the water passing holes 311 to be stored. When the storage capacity of the storage well 41 with a large rainfall reaches the limit, rainwater can overflow the diversion member 32 and overflow from the lower part of the diversion member 32, and then enter the drainage device 7 to be treated by the urban drainage system. When needed, the irrigation device 5 can be used for pumping water in the water storage device 4 to irrigate the surrounding green belt 2.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a water-saving town road rainwater irrigation system, includes town road (1), the both sides of town road (1) are provided with greenbelt (2), its characterized in that: municipal administration road (1) with be provided with between greenbelt (2) and be used for water storage device (4) of water conservancy diversion device (3) of water conservancy diversion rainwater and be used for the water storage, water conservancy diversion device (3) intercommunication water storage device (4), water storage device (4) include water storage well (41) and install closure member (42) on water storage well (41), the upper surface and the road of closure member (42) flush, install irrigation equipment (5) on greenbelt (2), irrigation equipment (5) intercommunication water storage well (41).
2. A water-saving municipal road rainwater irrigation system according to claim 1, wherein: irrigation equipment (5) are including installing immersible pump (51) of water storage well (41) bottom and installing bury formula scattering shower nozzle (53) on greenbelt (2), immersible pump (51) intercommunication bury formula scattering shower nozzle (53).
3. A water-saving municipal road rainwater irrigation system according to claim 1, wherein: water-saving town road rainwater irrigation system still includes barricade (6), barricade (6) are located town road (1) with between guiding device (3), it has seted up through-hole (61) to link up on barricade (6), the axis of through-hole (61) is higher than town road (1).
4. A water-saving municipal road rainwater irrigation system according to claim 1, wherein: the water conservancy diversion device (3) include erection well (31) and install water conservancy diversion spare (32) in erection well (31), water conservancy diversion spare (32) intercommunication water storage well (41), rainwater grate (33) is installed to water conservancy diversion spare (32) top, water conservancy diversion spare (32) with install filter screen (331) between rainwater grate (33).
5. A water-saving municipal road rainwater irrigation system according to claim 4, wherein: the surface of the diversion member (32) is obliquely arranged to have a high end and a low end, the high end of the diversion member (32) is close to the town road (1), and the low end of the diversion member (32) is close to the green belt (2).
6. A water-saving municipal road rainwater irrigation system according to claim 4, wherein: be provided with honeycomb duct (321) in water conservancy diversion spare (32), honeycomb duct (321) slope sets up, honeycomb duct (321) intercommunication water storage well (41).
7. A water-saving municipal road rainwater irrigation system according to claim 6, wherein: spring (34) are installed to the lower extreme of water conservancy diversion spare (32), the one end of spring (34) is installed the lower extreme of water conservancy diversion spare (32), the other end of spring (34) is installed the upper end of erection well (31), erection well (31) are in water hole (311) have been seted up to the lower extreme of water conservancy diversion spare (32) upper surface, when water conservancy diversion spare (32) descend the upper surface of water conservancy diversion spare (32) with cross water hole (311) intercommunication.
8. A water-saving municipal road rainwater irrigation system according to claim 7, wherein: water-saving town road rainwater irrigation system still includes drainage device (7), drainage device (7) include drainage well (71), install another of drainage well (71) top rainwater grate (33) and install blow off water pipe (72) of drainage well (71) bottom, blow off water pipe (72) intercommunication municipal sewage treatment system, intercommunication when guiding device (3) position descends drainage well (71).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021092318.4U CN212877006U (en) | 2020-06-13 | 2020-06-13 | Water-saving municipal road rainwater irrigation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021092318.4U CN212877006U (en) | 2020-06-13 | 2020-06-13 | Water-saving municipal road rainwater irrigation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212877006U true CN212877006U (en) | 2021-04-06 |
Family
ID=75277113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021092318.4U Active CN212877006U (en) | 2020-06-13 | 2020-06-13 | Water-saving municipal road rainwater irrigation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212877006U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113632712A (en) * | 2021-08-04 | 2021-11-12 | 中润昌弘建工集团有限公司 | Irrigation system is collected to town road rainwater |
-
2020
- 2020-06-13 CN CN202021092318.4U patent/CN212877006U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113632712A (en) * | 2021-08-04 | 2021-11-12 | 中润昌弘建工集团有限公司 | Irrigation system is collected to town road rainwater |
| CN113632712B (en) * | 2021-08-04 | 2023-02-03 | 中润昌弘建工集团有限公司 | Irrigation system is collected to town road rainwater |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP5537401B2 (en) | Road watering system | |
| CN106639180A (en) | Rainwater collecting system for roof garden and construction method | |
| CN210712423U (en) | A pedestrian road for sponge city rainwater utilizes | |
| CN104032793A (en) | Garden type rainwater impact resistance system used for residential area road | |
| CN109024146A (en) | Expressway slope discharge structure | |
| CN203546881U (en) | Drainage device | |
| CN212877006U (en) | Water-saving municipal road rainwater irrigation system | |
| CN109183532B (en) | Depend on ecological utilization system of regulation of northern city rainwater of road | |
| KR100885534B1 (en) | Rain water reducing equipment | |
| JP4511077B2 (en) | Rainwater drainage treatment system | |
| CN218126031U (en) | Sponge city is with festival drainage and irrigation system | |
| CN203977495U (en) | The anti-rainwater impact system of garden type for residential quarter road | |
| CN207727658U (en) | A kind of processing system with rainwater-collecting, storage and reverse osmosis | |
| CN215482073U (en) | Road with rainwater collecting function | |
| KR100984372B1 (en) | Structure of infiltration type for reducing spill of rain | |
| CN211057969U (en) | Drainage system of vehicle base and vehicle base | |
| KR101154026B1 (en) | Rain water reducing equipment using road-drainway | |
| CN112609528A (en) | Municipal road structure and construction method thereof | |
| KR101233695B1 (en) | Structure for water gathering of road with rain water leading panel | |
| CN216108875U (en) | Sponge city rainwater diversion system | |
| CN216855950U (en) | Rain sewage treatment plant for building service | |
| CN219621513U (en) | Sponge urban road | |
| CN217396093U (en) | Landscape rockery convenient for drainage | |
| CN217711019U (en) | City planning design construction road surface drainage structures | |
| CN211312076U (en) | Drainage protection structure for mountain area bidirectional unequal-height highway |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |