CN216689647U - Rainwater collecting and purifying system based on sponge city - Google Patents
Rainwater collecting and purifying system based on sponge city Download PDFInfo
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- CN216689647U CN216689647U CN202220035427.5U CN202220035427U CN216689647U CN 216689647 U CN216689647 U CN 216689647U CN 202220035427 U CN202220035427 U CN 202220035427U CN 216689647 U CN216689647 U CN 216689647U
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Abstract
The utility model relates to the technical field of rainwater collection, and discloses a rainwater collection and purification system based on a sponge city. According to the utility model, the side surface of each recovery well is provided with the sundry box, the inclined filter screen is arranged at the position close to the top in the recovery well, and the drain outlet is arranged between the recovery well and the sundry box, so that sundries entering the recovery well along with rainwater can be discharged out of the sundry box through the inclined filter screen and the drain outlet, and the recovery well is prevented from being blocked.
Description
Technical Field
The utility model relates to the technical field of rainwater collection, in particular to a rainwater collection and purification system based on a sponge city.
Background
The sponge city is a new generation of urban rainfall flood management concept, and means that the city has good elasticity in the aspects of adapting to environmental changes, coping with natural disasters caused by rainwater and the like, and can be also called as a water elasticity city, and the international general term is 'low-impact development rainwater system construction'.
At present traditional sponge city is after collecting the rainwater, because lack good rainwater filtering mechanism, often will not fully filter rainwater direct utilization, impurity and bacterium that carry in the rainwater of not fully filtering this moment will cause secondary pollution to ecological environment, thereby destroy ecological balance, remain to improve, and lack the miscellaneous mechanism of row in the current recovery well mostly, lead to the recovery well when retrieving the rainwater, debris such as some leaf plastic bags cause the recovery well to block up along with the rainwater gets into the recovery well easily, thereby influence rainwater collection work.
We have therefore proposed a rainwater collection and purification system based on a sponge city in order to solve the problems set forth above.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In view of the defects of the prior art in the background art, the utility model aims to provide a rainwater collecting and purifying system based on a sponge city, so as to solve the problems that after rainwater is collected in the traditional sponge city provided in the background art, the rainwater is often insufficiently filtered and directly utilized due to the lack of a good rainwater filtering mechanism, impurities and bacteria carried in the rainwater which are insufficiently filtered cause secondary pollution to the ecological environment, so that the ecological balance is damaged, the improvement is needed, and impurities such as leaves, plastic bags and the like are prone to enter a recovery well along with the rainwater to cause blockage of the recovery well when the rainwater is recovered in the recovery well due to the lack of an impurity removing mechanism in most of the existing recovery wells, so that the rainwater collecting work is influenced.
(II) technical scheme
In order to achieve the purpose, the utility model is realized by the following technical scheme:
a rainwater collecting and purifying system based on a sponge city comprises a plurality of recovery wells arranged below the ground, wherein a sundry box is arranged on the side surface of each recovery well, an inclined filter screen is arranged at a position close to the top in each recovery well, a sewage discharge port is formed between each recovery well and each sundry box and is positioned above the inclined filter screen, a box cover is arranged at the top of each sundry box, a first water guide pipe is connected to the bottom of each recovery well, a sedimentation tank is arranged below each recovery well, the first water guide pipe is communicated with a sedimentation tank, a sewage discharge pump is arranged at a position close to one side surface of the bottom wall in each sedimentation tank, a sewage discharge pipe is connected to one side surface of the bottom wall in each sedimentation tank and is connected to the bottom, the sewage discharge pipe is connected with a sewage discharge pump, a second water guide pipe is connected to the other side surface of the sewage discharge pump, and the second water guide pipe is positioned above the sewage discharge pump, a filter box is arranged on the side surface of the sedimentation tank;
a partition board is connected to a position, close to the top, inside the filter box, the inside of the filter box is divided into an equipment cavity and a filter cavity through the partition board, a first filter layer, a second filter layer, a third filter layer and a fourth filter layer are sequentially arranged in the filter cavity from top to bottom, a suction pump is arranged in the equipment cavity, the suction pump is connected with a second water guide pipe, and a third water guide pipe is connected to the bottom of the filter box;
the filter box is characterized in that a water storage tank is arranged below the filter box and is communicated with a third water guide pipe, a lifting pump is arranged at the position, close to one side face, of the inner bottom wall of the water storage tank, a lifting water pipe is connected onto the lifting pump, one end of the lifting water pipe is connected with a clean water tank, the clean water tank is arranged on the ground, a water supply pump is arranged on one side of the clean water tank, and a water supply pipe communicated with the clean water tank is connected onto the water supply pump.
Preferably, be provided with first level sensor in the sedimentation tank, be provided with second level sensor in the tank, be provided with third level sensor in the clean water pond, just first level sensor, second level sensor and third level sensor all are connected with external computer control equipment electricity.
Preferably, the first filter layer adopts a quartz sand filter material layer, the second filter layer adopts an anthracite filter material layer, the third filter layer adopts an active carbon filter layer, and the fourth filter layer adopts a pebble cushion layer.
Preferably, the sewage pump, the suction pump, the lifting pump and the water supply pump are all electrically connected with an external computer control device.
(III) advantageous effects
Compared with the prior art, the utility model has the beneficial effects that:
(1) the utility model can discharge the impurities entering the recovery well along with rainwater into the impurity box through the inclined filter screen and the drain outlet by arranging the impurity box on the side surface of each recovery well, arranging the drain outlet between the recovery well and the impurity box, thereby preventing the blockage of the recovery well, greatly improving the filtering effect, facilitating the full filtration of the rainwater by arranging the first filter layer adopting a quartz sand filter layer, the second filter layer adopting a anthracite filter layer, the third filter layer adopting an active carbon filter layer and the fourth filter layer adopting a pebble cushion layer in the filtering cavity of the filtering box from top to bottom, solving the problem that the rainwater is not fully utilized because of the lack of a good rainwater filtering mechanism after the rainwater is collected in the traditional sponge city, impurity and bacterium that carry in the abundant rainwater of filtering now will cause secondary pollution to ecological environment to destroy ecological balance, wait to improve, and mostly lack the trash removal mechanism in the recovery well that has now, lead to the recovery well when retrieving the rainwater, debris such as some leaves plastic bags cause the recovery well to block up along with the rainwater gets into the recovery well easily, thereby influence the problem that the rainwater collected the work.
(2) According to the utility model, the first water level sensor is arranged in the sedimentation tank, the second water level sensor is arranged in the water storage tank, and the third water level sensor is arranged in the clean water tank, so that the rainfall amount in the sedimentation tank, the water storage tank and the clean water tank can be conveniently detected and recorded, and can be conveniently adjusted in time.
Drawings
FIG. 1 is a schematic structural diagram of a rainwater collection and purification system based on a sponge city according to the present invention;
FIG. 2 is an enlarged schematic view of a first partial structure of the rainwater collection and purification system based on the sponge city;
fig. 3 is an enlarged schematic view of a second partial structure of the rainwater collection and purification system based on the sponge city.
Wherein: 1 recovery well, 2 sundries boxes, 3 inclined filter screens, 4 box covers, 5 first water guide pipes, 6 sedimentation tanks, 7 sewage discharge pumps, 8 sewage discharge pipes, 9 second water guide pipes, 10 filter boxes, 101 equipment cavities, 102 filter cavities, 103 first filter layers, 104 second filter layers, 105 third filter layers, 106 fourth filter layers, 11 suction pumps, 12 third water guide pipes, 13 water storage tanks, 14 lift pumps, 15 lift water pipes, 16 clean water tanks, 17 water supply pumps, 18 water supply pipes, 19 first water level sensors, 20 second water level sensors and 21 third water level sensors.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a rainwater collection and purification system based on sponge city; comprises a plurality of recovery wells 1 arranged below the ground, wherein a sundries box 2 is arranged on the side surface of each recovery well 1, an inclined filter screen 3 is arranged at the position close to the top in each recovery well 1, a sewage discharge port is arranged between each recovery well 1 and each sundries box 2 and is positioned above the inclined filter screen 3, a box cover 4 is arranged at the top of each sundries box 2, a first water guide pipe 5 is connected to the bottom of each recovery well 1, a sedimentation tank 6 is arranged below each recovery well 1, the first water guide pipe 5 is communicated with the sedimentation tank 6, a sewage discharge pump 7 is arranged at the position, close to one side surface, of the bottom wall in the sedimentation tank 6, a sewage discharge pipe 8 is connected to the position, close to the bottom, of one side surface in the sedimentation tank 6, the sewage discharge pipe 8 is connected with the sewage discharge pump 7, a second water guide pipe 9 is connected to the other side surface of the sewage discharge pump 7, the second water guide pipe 9 is positioned above the sewage discharge pump 7, a filter box 10 is arranged on the side surface of the sedimentation tank 6, a partition board is connected to the position close to the top inside the filter box 10, the inside of the filter box 10 is divided into an equipment cavity 101 and a filter cavity 102 by the partition board, a first filter layer 103, a second filter layer 104, a third filter layer 105 and a fourth filter layer 106 are sequentially arranged in the filter cavity 102 from top to bottom, a suction pump 11 is arranged in the equipment cavity 101, the suction pump 11 is connected with a second water guide pipe 9, the bottom of the filter box 10 is connected with a third water guide pipe 12, a water storage tank 13 is arranged below the filter box 10, the water storage tank 13 is communicated with the third water guide pipe 12, and a lifting pump 14 is arranged at a position of the bottom wall of the water storage tank 13 close to one side surface, a lifting water pipe 15 is connected on the lifting pump 14, one end of the lifting water pipe 15 is connected with a clean water tank 16, the clean water tank 16 is arranged on the ground, a water supply pump 17 is arranged at one side of the clean water tank 16, and a water supply pipe 18 communicated with the clean water tank 16 is connected to the water supply pump 17;
according to the scheme shown in figure 1, as a preferred technical scheme of the utility model: the precipitation tank 6 is internally provided with a first water level sensor 19, the water storage tank 13 is internally provided with a second water level sensor 20, the clean water tank 16 is internally provided with a third water level sensor 21, and the first water level sensor 19, the second water level sensor 20 and the third water level sensor 21 are all electrically connected with external computer control equipment;
according to the illustration in fig. 3, as a preferred embodiment of the present invention: the first filter layer 103 adopts a quartz sand filter material layer, the second filter layer 104 adopts an anthracite filter material layer, the third filter layer 105 adopts an active carbon filter layer, and the fourth filter layer 106 adopts a pebble cushion layer, so that a good filter effect is ensured;
according to the drawings shown in fig. 1 to 3, as a preferred technical solution of the present invention: the sewage pump 7, the suction pump 11, the lifting pump 14 and the water supply pump 17 are all electrically connected with external computer control equipment, and through the arrangement, the rainwater collection and purification system can be conveniently controlled and adjusted.
The working principle of the embodiment is as follows: when the rainwater collecting and purifying system based on the sponge city is used, as shown in figures 1-3, the device integrally comprises a recovery well 1, a sundries box 2, an inclined filter screen 3, a box cover 4, a first water guide pipe 5, a sedimentation tank 6, a sewage pump 7, a sewage discharge pipe 8, a second water guide pipe 9, a filter box 10, a suction pump 11, a third water guide pipe 12, a water storage tank 13, a lift pump 14, a lift water pipe 15, a clean water tank 16, a water supply pump 17, a water supply pipe 18, a first water level sensor 19, a second water level sensor 20 and a third water level sensor 21, rainwater can be collected through the recovery well 1, sundries entering the recovery well 1 along with rainwater can enter the sundries box 2 through a sewage discharge port under the guidance of the inclined filter screen 3, rainwater enters the sedimentation tank 6 through the first water guide pipe 5, and soil in the rainwater is discharged through the sewage discharge pump 7 and the sewage discharge pipe 8 after sedimentation, the rainwater is sucked into the filter chamber 102 of the filter box 10 through the cooperation of the second water guiding pipe 9 and the suction pump 11, is filtered by the first filter layer 103, the second filter layer 104, the third filter layer 105 and the fourth filter layer 106, and is guided into the water storage tank 13 through the third water guiding pipe 12, the rainwater stored in the water storage tank 13 can be guided into the clean water tank 16 through the lift pump 14 and the lift pipe 15, and the rainwater in the clean water tank 16 is guided out for use through the water supply pump 17 and the water supply pipe 18, which is the working process of the whole device, and the content which is not described in detail in the specification belongs to the prior art which is well known to a person skilled in the art.
Claims (4)
1. A rainwater collecting and purifying system based on a sponge city comprises a plurality of recovery wells (1) arranged below the ground, and is characterized in that a sundry box (2) is arranged on the side surface of each recovery well (1), an inclined filter screen (3) is arranged at a position, close to the top, in each recovery well (1), a sewage discharge outlet is formed between each recovery well (1) and each sundry box (2), the sewage discharge outlet is positioned above the inclined filter screen (3), a box cover (4) is arranged at the top of each sundry box (2), a first water guide pipe (5) is connected to the bottom of each recovery well (1), a sedimentation tank (6) is arranged below each recovery well (1), the first water guide pipe (5) is communicated with the sedimentation tank (6), a sewage discharge pump (7) is arranged at a position, close to one side surface, on the bottom wall in the sedimentation tank (6), and a sewage discharge pipe (8) is connected at a position, close to the bottom, on one side surface of the bottom wall in the sedimentation tank (6), the sewage discharge pipe (8) is connected with the sewage discharge pump (7), the other side surface of the sewage discharge pump (7) is connected with a second water guide pipe (9), the second water guide pipe (9) is positioned above the sewage discharge pump (7), and the side surface of the sedimentation tank (6) is provided with a filter box (10);
a partition board is connected to a position, close to the top, inside the filtering box (10), the inside of the filtering box (10) is divided into an equipment cavity (101) and a filtering cavity (102) through the partition board, a first filtering layer (103), a second filtering layer (104), a third filtering layer (105) and a fourth filtering layer (106) are sequentially arranged in the filtering cavity (102) from top to bottom, a suction pump (11) is arranged in the equipment cavity (101), the suction pump (11) is connected with a second water guide pipe (9), and a third water guide pipe (12) is connected to the bottom of the filtering box (10);
the filter box is characterized in that a water storage tank (13) is arranged below the filter box (10), the water storage tank (13) is communicated with a third water guide pipe (12), a lifting pump (14) is arranged at the position, close to one side face, of the inner bottom wall of the water storage tank (13), a lifting water pipe (15) is connected to the lifting pump (14), a clean water tank (16) is connected to one end of the lifting water pipe (15), the clean water tank (16) is arranged on the ground, a water supply pump (17) is arranged on one side of the clean water tank (16), and a water supply pipe (18) communicated with the clean water tank (16) is connected to the water supply pump (17).
2. The rainwater collecting and purifying system based on the sponge city according to claim 1, wherein a first water level sensor (19) is arranged in the sedimentation tank (6), a second water level sensor (20) is arranged in the water storage tank (13), a third water level sensor (21) is arranged in the clean water tank (16), and the first water level sensor (19), the second water level sensor (20) and the third water level sensor (21) are all electrically connected with an external computer control device.
3. The rainwater collection and purification system based on the sponge city as claimed in claim 1, wherein the first filter layer (103) is quartz sand filter layer, the second filter layer (104) is anthracite filter layer, the third filter layer (105) is activated carbon filter layer, and the fourth filter layer (106) is pebble cushion layer.
4. The rainwater collection and purification system based on sponge city as claimed in claim 2, wherein the sewage pump (7), the suction pump (11), the lift pump (14) and the water supply pump (17) are all electrically connected with the external computer control equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220035427.5U CN216689647U (en) | 2022-01-08 | 2022-01-08 | Rainwater collecting and purifying system based on sponge city |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202220035427.5U CN216689647U (en) | 2022-01-08 | 2022-01-08 | Rainwater collecting and purifying system based on sponge city |
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| CN216689647U true CN216689647U (en) | 2022-06-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114991277A (en) * | 2022-06-17 | 2022-09-02 | 浙江省城乡规划设计研究院 | Multistage rainwater garden for enhancing runoff pollution removal in sponge city |
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2022
- 2022-01-08 CN CN202220035427.5U patent/CN216689647U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114991277A (en) * | 2022-06-17 | 2022-09-02 | 浙江省城乡规划设计研究院 | Multistage rainwater garden for enhancing runoff pollution removal in sponge city |
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