CN114790765A - A rainwater collection and circulation device for ecological gardens - Google Patents

Abstract

The invention relates to the technical field of rainwater collection, and discloses a rainwater collection and circulation device for ecological gardens, comprising a floating object cleaning unit, a filtering unit, a water storage unit and a circulation pipeline, wherein the floating object cleaning unit is arranged on the water surface of a garden lake , the filter unit and the water storage unit are buried below the shore ground. The rainwater collection and circulation equipment for ecological gardens, by setting a floating object cleaning unit on the water surface, when the water level of the lake rises higher than the water inlet in rainy days, the rainwater will flow into the filter unit and the water storage unit in turn after falling on the lake surface, so that the lake The water level is kept below the water inlet, and the stored rainwater can be passed into the garden irrigation system for garden irrigation through the circulating pipeline, and the water can be recycled to save water resources. The unit further filters the impurities to prevent the floating objects in the water from clogging the pipeline and improve the cleanliness of the circulating water.

Description

A rainwater collection and circulation device for ecological gardens

technical field

The invention relates to the technical field of rainwater collection, in particular to a rainwater collection and circulation device for ecological gardens.

Background technique

Ecological gardens are the experience of inheriting and developing traditional gardens, following the principles of ecology, building multi-level, multi-structure, multi-functional and scientific plant communities, establishing a new order in which humans, animals and plants are connected, and achieving ecological and scientific beauty. , cultural beauty and artistic beauty. Gardens play an important role in urban architecture, and have become an important criterion for measuring whether a city is livable. At this stage, most cities are stepping up the construction of gardens to enhance their urban image.

Some gardens will build landscape lakes to enrich the landscape, but in the season with abundant rain, the water level of the landscape lake will rise sharply. If the water above the warning water level is not discharged in time, it will overflow to the shore, causing waste of water resources and making the garden messy.

SUMMARY OF THE INVENTION

(1) Technical problems solved

In view of the deficiencies of the prior art, the present invention provides a rainwater collection and circulation device for ecological gardens, which can keep the lake water level below a certain height, collect and recycle the excess water above the warning water level, and The advantages of filtration of recycled water, etc., solve the problem of wasting water resources and making the garden messy due to the rise of the lake water surface in rainy days.

(2) Technical solutions

In order to solve the above-mentioned technical problems that the water surface rise of lakes in rainy days can cause waste of water resources and make gardens messy, the present invention provides the following technical solutions:

A rainwater collection and circulation device for ecological gardens, comprising a floating object cleaning unit, a filtering unit, a water storage unit and a circulation pipeline, the floating object cleaning unit is arranged on the water surface of a garden lake, the filtering unit and the water storage unit The units are all buried below the shore ground, and the circulation pipeline extends from the interior of the water storage unit to above the ground and is connected with the garden irrigation system;

The floating object cleaning unit includes a water inlet pipe port, a collection box and a floating material cleaning mechanism. When the water level of the lake rises higher than the water inlet port of the water inlet pipe port in rainy days, the rainwater will flow to the water inlet pipe port after falling on the lake surface. The water inlet then flows into the filter unit and the water storage unit in sequence. The floating object cleaning mechanism acts on the water flow in the area where the water inlet pipe is located and cleans the large volume of floating objects on the water surface into the collection box. , the filter unit further filters impurities doped in the water.

Preferably, the water inlet nozzle includes a fixed plate, an upper nozzle and a lower nozzle, and the upper nozzle and the lower nozzle are respectively fixedly connected to the upper end and the lower end of the side of the fixed plate close to the lake surface, so The upper nozzle and the lower nozzle are assembled into a complete annular nozzle, the surface of the fixed plate is provided with a water inlet, the water inlet is communicated with the filter unit, and an opening is provided on one side of the upper nozzle , the collection box is fixedly installed on the outside of the opening, and a detachable box door is arranged on the collection box.

Preferably, the floating object cleaning mechanism includes a motor, a rotating shaft and a cleaning rake, a drive shaft of the motor is fixedly connected to one end of the rotating shaft, the cleaning rake is fixedly installed on the rotating shaft, and the cleaning rake is fixed on the rotating shaft. The end is just in contact with the inner wall of the annular nozzle formed by the upper nozzle and the lower nozzle, a mounting hole is formed on the surface of the fixing plate, and the rotating shaft is rotatably assembled on the mounting hole through a bearing.

Preferably, the filter unit includes a casing, a filter and a connecting pipe, the filter and the connecting pipe are both arranged inside the casing, an inspection port is provided on the upper side of the casing, and the inspection port is extending above the ground and provided with a removable sealing cover on the access opening;

One end of the connecting pipe is communicated with the water inlet and an outer screen is arranged on the water inlet, the other end of the connecting pipe is communicated with the filter and an inner screen is arranged at the junction of the two, and the outside of the connecting pipe is provided with an inner screen. A motor support is provided on the side, and the motor is fixedly mounted on the motor support.

Preferably, the filter includes a filter body, a sealing plate, a water inlet pipe and a water outlet pipe, the filter body and the sealing plate are detachably fitted, and the water inlet pipe and the water outlet pipe are respectively provided A first flow meter and a second flow meter are respectively provided on the water inlet end and the water outlet end of the filter main body, the water inlet pipe and the water outlet pipe. The first flow meter and the second flow rate The meter is respectively used to monitor the water inlet flow and outlet flow of the filter main body, and judge the flow state of the water in the filter main body by the difference between the inlet and outlet water flow.

Preferably, a sealing apron is provided on the lower surface of the sealing plate, an apron mounting groove is formed at the opening on the upper side of the filter body, and the sealing apron and the apron mounting groove cooperate to make the sealing The plate is tightly fitted with the filter body, the opening side of the filter body and the surface of the sealing plate are respectively provided with threaded holes, and the two threaded holes corresponding to the positions are assembled by screws.

Preferably, the filter main body is provided with four partition filters, and three cavities are formed between the four partition filters, and the cavity is in the direction from the water inlet pipe to the water outlet pipe. Filled with PP cotton filter layer, alum layer and activated carbon layer in turn.

Preferably, the water storage unit includes a water storage tank and an equipment box, a drainage pipe is provided on one side of the water storage tank near the bottom end, and the drainage pipe passes through the equipment box and extends to the outside of the equipment box It is connected with the garden sewer, the part of the drainage pipe that is located inside the equipment box is provided with a solenoid valve, the inner wall of the reservoir is provided with a liquid level sensor, and the liquid level sensor and the solenoid valve pass through. Electrical signal connection.

(3) Beneficial effects

Compared with the prior art, the present invention provides a rainwater collection and circulation device for ecological gardens, which has the following beneficial effects:

1. The rainwater collection and circulation equipment used for ecological gardens, by setting the floating object cleaning unit on the water surface, when the water level of the lake rises higher than the water inlet of the water inlet pipe in rainy days, the rainwater will flow to the inlet of the water inlet pipe after falling on the lake surface. The water outlet flows into the filter unit and the water storage unit in turn to achieve the effect of controlling the water level of the lake. Through the circulating pipeline, the rainwater stored in the water storage unit can be passed into the garden irrigation system for garden irrigation, and recycled to save water resources, and In the process of water flow, the floating object cleaning mechanism can automatically clean up part of the floating objects, and the filter unit further filters the impurities to prevent the floating objects in the water from flowing into the pipeline with the rainwater, causing the pipeline to be blocked, and improving the cleanliness of the circulating water.

2. The rainwater collection and circulation equipment used in ecological gardens drives the rotating shaft to rotate through the motor, so that the cleaning rake rotates around the rotating shaft. When the lake water level reaches the height corresponding to the inner wall of the lower side of the lower nozzle, the cleaning rake can be rotated during the rotation process. It touches the water surface and rakes the large volume of floating objects on the water surface to the opening, so that the floating objects enter the collection box and prevent the floating objects from blocking the water inlet.

3. The rainwater collection and circulation equipment used in ecological gardens monitors the inflow and outflow of the filter main body by setting flow meters on the water inlet and outlet pipes of the filter main body respectively. Judging the flow state of the water in the main body of the filter, when the flow difference between the inlet and outlet water reaches a certain value, it indicates that the flow of water is not good, the inside of the main body of the filter is seriously blocked by impurities, and the staff is reminded to replace the PP cotton inside the main body of the filter in time Filter layer, alum layer and activated carbon layer, and clean the separation filter to restore the normal flow of water.

4. The rainwater collection and circulation equipment used in ecological gardens monitors the water level inside the reservoir through the liquid level sensor. When the water level reaches a certain height, the switch of the solenoid valve is triggered to open, and the water in the reservoir can be removed. It is discharged to the garden sewer through the drainage pipe, so that the water level inside the reservoir does not exceed a certain height at all times, so as to prevent excessive water storage in the reservoir and cause backflow.

Description of drawings

Fig. 1 is the three-dimensional structure schematic diagram of the present invention;

Fig. 2 is the cross-sectional installation schematic diagram of the present invention;

Part A in Figure 2 represents land;

3 is a schematic structural diagram of a floating object cleaning unit and a connecting pipe of the present invention;

Fig. 4 is the partial cross-sectional structural schematic diagram of the floating object cleaning unit and the connecting pipe of the present invention;

Fig. 5 is the cross-sectional structure schematic diagram of the present invention;

Fig. 6 is the filter explosion schematic diagram of the present invention;

7 is a schematic diagram of a partial cross-sectional structure of the filter of the present invention.

In the figure: 1. Float cleaning unit; 2. Filter unit; 3. Water storage unit; 4. Circulation pipeline; 5. Water inlet pipe; 6. Collection box; 7. Float cleaning mechanism; , upper nozzle; 10, lower nozzle; 11, water inlet; 12, opening; 13, removable box door; 14, motor; 15, rotating shaft; 16, cleaning rake; 17, housing; 18, filter ; 19, connecting pipe; 20, outer block; 21, inner block; 22, motor support; 23, filter body; 24, sealing plate; 25, water inlet pipe; 26, water outlet pipe; 27, first flow meter ; 28, the second flow meter; 29, the apron installation groove; 30, the threaded hole; 31, the screw; 32, the separation filter; 33, the PP cotton filter element layer; Pool; 37, equipment box; 38, drainage pipe; 39, solenoid valve; 40, liquid level sensor.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Please refer to Figures 1-7, a rainwater collection and circulation device for ecological gardens, including a floating object cleaning unit 1, a filter unit 2, a water storage unit 3 and a circulation pipeline 4, and the floating object cleaning unit 1 is arranged on the water surface of the garden lake , the filter unit 2 and the water storage unit 3 are buried below the shore ground, and the circulation pipeline 4 extends from the water storage unit 3 to above the ground and is connected with the garden irrigation system;

The floating object cleaning unit 1 includes a water inlet pipe port 5, a collection box 6 and a floating material cleaning mechanism 7. When the water level of the lake rises to a higher level than the water inlet port of the water inlet pipe port 5 in rainy days, the rainwater will flow to the water inlet pipe port 5 after falling on the lake surface. The water inlet flows into the filter unit 2 and the water storage unit 3 in sequence, and the floating object cleaning mechanism 7 acts on the water flow of the water inlet pipe 5 in the area and cleans the large volume of floating objects on the water surface into the collection box 6, so as to avoid the floating objects to follow. As rainwater flows into the pipeline, causing the pipeline to be blocked, the filter unit 2 further filters the impurities doped in the water, so that the rainwater in the filter unit 2 can flow into the water storage unit 3 for storage, and through the circulation pipeline 4, the stored water in the water storage unit 3 can be stored. Rainwater flows into the garden irrigation system for garden irrigation, and is recycled to save water resources.

Further, the water inlet nozzle 5 includes a fixed plate 8, an upper nozzle 9 and a lower nozzle 10. The upper nozzle 9 and the lower nozzle 10 are respectively fixedly connected to the upper end and the lower end of the side of the fixed plate 8 close to the lake surface. The mouth 9 and the lower nozzle 10 are assembled into a complete annular nozzle, the surface of the fixed plate 8 is provided with a water inlet 11, the water inlet 11 is communicated with the filter unit 2, an opening 12 is provided on one side of the upper nozzle 9, and the collection box 6 is fixed A removable box door 13 is provided on the outside of the opening 12 and on the collection box 6 .

The floating object cleaning mechanism 7 includes a motor 14, a rotating shaft 15 and a cleaning rake 16. The drive shaft of the motor 14 is fixedly connected to one end of the rotating shaft 15. The cleaning rake 16 is fixedly installed on the rotating shaft 15 and the end of the cleaning rake 16 is connected to the upper nozzle. 9 and the inner wall of the annular nozzle formed by the lower nozzle 10 are just in contact, the surface of the fixing plate 8 is provided with a mounting hole, and the rotating shaft 15 is rotated and assembled on the mounting hole through the bearing, so that the rotating shaft 15 is driven by the motor 14 to rotate, so that the cleaning rake 16 Rotating around the rotating shaft 15, when the lake water level reaches the height corresponding to the inner wall of the lower side of the lower nozzle 10, the cleaning rake 16 can touch the water surface during the rotation process, and move the large-volume floating objects on the water surface to the opening 12, so that the The floating objects enter the collection box 6 to prevent the floating objects from blocking the water inlet 11 .

Further, the filter unit 2 includes a casing 17 , a filter 18 and a connecting pipe 19 , the filter 18 and the connecting pipe 19 are both arranged inside the casing 17 , an inspection port is provided on the upper side of the casing 17 , and the inspection port extends above the ground And the inspection port is provided with a detachable sealing cover; one end of the connecting pipe 19 is communicated with the water inlet 11 and the water inlet 11 is provided with an outer blocking net 20, the other end of the connecting pipe 19 is communicated with the filter 18 and the intersection of the two is provided with an inner blocking net. 21. A motor support 22 is provided on the outer upper side of the connecting pipe 19, and the motor 14 is fixedly installed on the motor support 22, so as to block the large-volume floating objects on the outside of the connecting pipe 19 through the outer screen 20, so as to facilitate the cleaning rake 16 to catch the floating The smaller volume of impurities is blocked in the connecting pipe 19 through the inner screen 21, and the water is filtered. Specifically, the outer screen 20 is easy to disassemble and install, and the impurities blocked in the connecting pipe 19 can be easily removed from the water inlet 11; The corresponding height of the lower inner wall of one end of 21 is the same, and when the water level of the lake is higher than the corresponding height at the junction of the upper nozzle 9 and the lower nozzle 10 in rainy days, the water can automatically flow into the connecting pipe 19 and the filter 18 from the water inlet 11 in sequence.

Further, the filter 18 includes a filter main body 23, a sealing plate 24, a water inlet pipe 25 and a water outlet pipe 26, the filter main body 23 and the sealing plate 24 are detachably matched, and the water inlet pipe 25 and the water outlet pipe 26 are respectively arranged in The water inlet end and the water outlet end of the filter body 23, the water inlet pipe 25 and the water outlet pipe 26 are respectively provided with a first flowmeter 27 and a second flowmeter 28, and the first flowmeter 27 and the second flowmeter 28 are respectively used for Monitor the water inlet flow and outlet flow of the filter main body 23, and judge the flow state of the water in the filter main body 23 by the difference in the inlet and outlet water flow. The inside of the filter main body 23 is severely clogged.

The filter main body 23 is provided with four separation filters 32, and three cavities are formed between the four separation filters 32. The cavities are sequentially filled with PP cotton filter layers 33 in the direction from the water inlet pipe 25 to the water outlet pipe 26. , the alum layer 34 and the activated carbon layer 35, filter the water flowing through the filter main body 23 by separating the filter screen 32, the PP cotton filter layer 33, the alum layer 34 and the activated carbon layer 35, effectively adsorb impurities in the water, and improve the flow rate from the water outlet pipe 26. The cleanliness of the water, when the flow difference between the inlet and outlet water reaches a certain value, it indicates that there are too many impurities filtered out of the filter main body 23, which causes blockage. The PP cotton filter element layer 33, alum layer 34 and activated carbon layer 35 are replaced and cleaned. By dividing the strainer 32, the water can flow smoothly.

Further, a sealing apron is provided on the lower surface of the sealing plate 24, and an apron mounting groove 29 is formed at the opening on the upper side of the filter body 23. 23 are tightly fitted, the opening side of the filter body 23 and the surface of the sealing plate 24 are respectively provided with threaded holes 30, and the two threaded holes 30 corresponding to the positions are assembled by screws 31.

Further, the water storage unit 3 includes a water storage tank 36 and an equipment box 37. A drainage pipe 38 is provided on one side of the storage tank 36 near the bottom end. The drainage pipe 38 passes through the equipment box 37 and extends to the outside of the equipment box 37 and is connected with The garden sewer is connected, the part of the drainage pipe 38 located inside the equipment box 37 is provided with a solenoid valve 39, the inner wall of the reservoir 36 is provided with a liquid level sensor 40, and the liquid level sensor 40 and the solenoid valve 39 are connected by electrical signals, thereby The water level inside the reservoir 36 is monitored by the liquid level sensor 40. When the water level reaches a certain height, the switch of the solenoid valve 39 is triggered to open, so that the water in the reservoir 36 can be discharged to the garden sewer through the drainage pipe 38. , so that the water level inside the reservoir 36 never exceeds a certain height, so as to prevent excessive water storage in the reservoir 36 and cause backflow.

Working principle: During use, the rotating shaft 15 is driven by the motor 14 to rotate, so that the cleaning rake 16 rotates around the rotating shaft 15. When the lake water level rises in rainy days and the water level reaches the height corresponding to the inner wall of the lower side of the lower nozzle 10, the cleaning rake 16 is cleaned. During the rotation, it can touch the water surface, and the large-volume floating objects on the water surface are raked to the opening 12, so that the floating objects enter the collection box 6;

When the water level is higher than the corresponding height at the junction of the upper nozzle 9 and the lower nozzle 10, the water can automatically flow into the connecting pipe 19 and the filter 18 from the water inlet 11 in sequence, and the impurities in the water flow are cleaned by the outer screen 20 and the inner screen 21 in turn. Block, carry out preliminary filtration of water, and carry out deep filtration to the water flowing through the filter main body 23 by separating the filter screen 32, the PP cotton filter element layer 33, the alum layer 34 and the activated carbon layer 35;

The water filtered by the filter 18 directly flows into the water storage unit 3 for storage, and the rainwater stored in the water storage unit 3 can be fed into the garden irrigation system through the circulation pipe 4 for garden irrigation, and recycled to save water resources; The sensor 40 monitors the water level inside the reservoir 36. When the water level reaches a certain height, the switch of the solenoid valve 39 is triggered to open, so that the water in the reservoir 36 can be drained to the garden sewer through the drainage pipe 38, so that the storage tank 36 can be stored. The internal water level of the water tank 36 does not exceed a certain height at all times, so as to prevent excessive water storage in the water storage tank 36 and cause backflow.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, and substitutions can be made in these embodiments without departing from the principle and spirit of the invention and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (8)

1. A rainwater collection and circulation device for ecological gardens, comprising a floating object cleaning unit (1), a filter unit (2), a water storage unit (3) and a circulation pipeline (4), characterized in that: the floating object The cleaning unit (1) is arranged on the water surface of the garden lake, the filter unit (2) and the water storage unit (3) are both buried below the shore ground, and the circulation pipe (4) is connected from the water storage unit ( 3) The interior extends above the ground and is connected to the garden irrigation system; The floating object cleaning unit (1) includes a water inlet pipe port (5), a collection box (6) and a floating material cleaning mechanism (7), and the lake water level rises to a level higher than the water inlet port of the water inlet pipe port (5) in rainy days When the rainwater falls on the lake surface, it will flow to the water inlet of the water inlet pipe (5), and then flow into the filter unit (2), the water storage unit (3), and the floating object cleaning mechanism (7) in sequence. ) acts on the water flow in the area where the water inlet port (5) is located, and cleans the large volume of floating objects on the water surface into the collection box (6), and the filter unit (2) further filters impurities doped in the water. 2. A rainwater collection and circulation device for ecological gardens according to claim 1, characterized in that: the water inlet nozzle (5) comprises a fixed plate (8), an upper nozzle (9) and a lower nozzle (10), the upper nozzle (9) and the lower nozzle (10) are fixedly connected to the upper and lower ends of the side of the fixing plate (8) close to the lake surface, respectively, and the upper nozzle (9) and the lower nozzle (10) is assembled into a complete annular nozzle, the surface of the fixing plate (8) is provided with a water inlet (11), and the water inlet (11) is communicated with the filter unit (2) , an opening (12) is provided on one side of the upper nozzle (9), the collection box (6) is fixedly installed on the outside of the opening (12), and a removable box door is provided on the collection box (6) (13). 3. A rainwater collection and circulation device for ecological gardens according to claim 2, characterized in that: the floating object cleaning mechanism (7) comprises a motor (14), a rotating shaft (15) and a cleaning rake (16) ), the drive shaft of the motor (14) is fixedly connected with one end of the rotating shaft (15), the cleaning rake (16) is fixedly installed on the rotating shaft (15) and the cleaning rake (16) end The inner wall of the annular nozzle formed by the upper nozzle (9) and the lower nozzle (10) is just in contact with the inner wall of the nozzle, the surface of the fixing plate (8) is provided with a mounting hole, and the rotating shaft (15) passes through the bearing Rotately fit on the mounting hole. 4. A rainwater collection and circulation device for ecological gardens according to claim 3, characterized in that: the filter unit (2) comprises a housing (17), a filter (18) and a connecting pipe (19) , the filter (18) and the connecting pipe (19) are both arranged inside the casing (17), an inspection port is provided on the upper side of the casing (17), and the inspection port extends above the ground And a detachable sealing cover is arranged on the inspection port; one end of the connecting pipe (19) is communicated with the water inlet (11), and an outer barrier (20) is arranged on the water inlet (11), and the connection The other end of the pipe (19) is communicated with the filter (18) and an inner screen (21) is provided at the junction of the two, and a motor support (22) is provided on the outer upper side of the connecting pipe (19). (14) is fixedly mounted on the motor support (22). 5. A rainwater collection and circulation device for ecological gardens according to claim 4, characterized in that: the filter (18) comprises a filter body (23), a sealing plate (24), a water inlet pipe ( 25) and the water outlet pipe (26), the filter body (23) and the sealing plate (24) are detachably matched, and the water inlet pipe (25) and the water outlet pipe (26) are respectively arranged in the The water inlet end and the water outlet end of the filter body (23), the water inlet pipe (25) and the water outlet pipe (26) are respectively provided with a first flow meter (27) and a second flow meter (28) ), the first flowmeter (27) and the second flowmeter (28) are respectively used to monitor the inflow and outflow of the filter body (23), and determine the Describe the flow state of water in the filter body (23). 6. A rainwater collection and circulation device for ecological gardens according to claim 5, characterized in that: a sealing apron is arranged on the lower surface of the sealing plate (24), and a sealing apron is arranged on the lower surface of the sealing plate (24), and the upper side of the filter body (23) An apron mounting groove (29) is opened at the opening, and the sealing plate (24) is tightly fitted with the filter body (23) through the cooperation of the sealing apron and the apron mounting groove (29). The opening side of the filter main body (23) and the surface of the sealing plate (24) are respectively provided with threaded holes (30), and two threaded holes (30) in corresponding positions are assembled by screws (31). 7. A rainwater collection and circulation device for ecological gardens according to claim 6, characterized in that: the filter main body (23) is provided with four separation filters (32), and the four separation Three cavities are formed between the filter screens (32), and the cavities are sequentially filled with a PP cotton filter layer (33) and an alum layer in the direction from the water inlet pipe (25) to the water outlet pipe (26). (34) and activated carbon layer (35). 8. A rainwater collection and circulation device for ecological gardens according to claim 7, characterized in that: the water storage unit (3) comprises a water storage tank (36) and an equipment box (37), the storage A drainage pipe (38) is provided on one side of the pool (36) near the bottom end, and the drainage pipe (38) passes through the equipment box (37) and extends to the outside of the equipment box (37) and is connected with the garden sewer. The part of the drainage pipe (38) located inside the equipment box (37) is provided with a solenoid valve (39), the inner wall of the reservoir (36) is provided with a liquid level sensor (40), and the The liquid level sensor (40) and the solenoid valve (39) are connected by electrical signals.

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