Stacked rainwater recycling module

By using the stacked structure and filtration structure of the stacked rainwater harvesting module, the problems of overflow and excessive local pressure caused by uneven water flow are solved, realizing the flexibility of water flow regulation and the stability of the system, and improving the reliability and service life of the rainwater harvesting system.

CN223838181UActive Publication Date: 2026-01-27SUZHOU FENGHONGLI ECOLOGICAL TECH CO LTD

Patent Information

Application Number
CN202520435081.1
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-03-13
Publication Date
2026-01-27
Estimated Expiration
2035-03-13

AI Technical Summary

Technical Problem

In existing rainwater harvesting systems, water flow may be concentrated in a certain part of the collection tank, resulting in uneven distribution. This may cause overflow or excessive local pressure in the tank. The system cannot flexibly adjust the water flow speed and direction according to rainfall intensity or wind speed, increasing the risk of overflow during heavy rain.

Method used

The system employs a layered and filtration structure. The water flow angle is adjusted by rotating the guide plate through a rotating shaft. Combined with a motor and gear rack meshing system, the water flow guidance and speed can be flexibly adjusted. Furthermore, the spring-buffered filter plate reduces vibration and ensures stable system operation.

Benefits of technology

It enables flexible adjustment of water flow speed and direction based on rainfall intensity and wind speed, preventing water from converging too quickly, ensuring efficient and stable system operation, extending filter plate life, and reducing the risk of damage.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of rainwater collection and utilization, and discloses a stacked rainwater recovery module which comprises a collection structure, a stacked structure and a filtering structure are installed on the collection structure, the stacked structure comprises a longitudinal rod, a driving box, a fixing block and a motor, the longitudinal rod is provided with a plurality of drainage plates through a rotating shaft, and the drainage plates are connected with the driving box. A rotating shaft is fixedly installed on the outer side of the longitudinal rod, a gear is fixedly installed on the rotating shaft and located on the outer side of the longitudinal rod, the driving box is fixedly installed on the longitudinal rod through a fixing block, a rack is installed on the driving box through a motor and a lead screw in a threaded mode, and the rack is meshed with the gear. The angle of the drainage plates is adjusted, the guiding direction and speed of water flow can be flexibly adjusted according to different rainfall intensity, wind speed and other environmental factors when rainwater enters the collecting box, the number of the drainage plates is three, the drainage plates are sequentially lengthened from top to bottom, and the situation that the water flow is gathered too fast is avoided.
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Description

Technical Field

[0001] This utility model relates to the field of rainwater harvesting and utilization technology, and in particular to a stacked rainwater recycling module. Background Technology

[0002] Stacked rainwater harvesting modules are devices used for the efficient collection, storage, and utilization of rainwater. Existing rainwater harvesting systems mostly use a single large water storage device or consist of multiple decentralized small water tanks. Although these systems can meet basic rainwater collection needs, they have certain limitations in terms of space utilization and system integration. Combining multiple rainwater harvesting units through a stacked structure allows for flexible adjustment of the number and configuration of modules according to actual needs, thereby effectively utilizing space, saving installation costs, and improving the overall stability and scalability of the system.

[0003] The applicant found through a search that a Chinese patent discloses "a modular rainwater storage tank device" with publication (announcement) number "CN221941511U". This patent mainly facilitates the recycling of rainwater storage tanks, but the water flow may be concentrated in a certain part of the collection tank, resulting in uneven water flow, which may cause overflow or excessive local pressure in the tank. It is not possible to flexibly adjust the water flow speed and direction according to the rainfall intensity or wind speed, which may easily cause the water to flow too fast into the collection tank during heavy rain, increasing the risk of overflow. Therefore, we propose a stacked rainwater recycling module. Utility Model Content

[0004] The purpose of this utility model is to provide a stacked rainwater harvesting module to solve the problems mentioned in the background art, such as water flow that may concentrate in a certain part of the collection box, resulting in uneven water flow, which may cause overflow or excessive local pressure in the water box. It is also difficult to flexibly adjust the water flow speed and direction according to the rainfall intensity or wind speed, which may easily cause water to flow too fast into the collection box during heavy rain, increasing the risk of overflow.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a stacked rainwater harvesting module, comprising a collection structure, on which a stacked structure and a filter structure are respectively installed. The stacked structure includes a longitudinal rod, a drive box, a fixing block, and a motor. Multiple diversion plates are mounted on the longitudinal rod via a rotating shaft. A gear is fixedly mounted on the rotating shaft and on the outside of the longitudinal rod. The drive box is fixedly mounted on the longitudinal rod via the fixing block. A rack is threaded onto the drive box via a motor and a lead screw. The rack and the gear mesh with each other.

[0006] As a preferred embodiment, the collection structure includes a collection box, a drain pipe is fixedly connected to the bottom of the side wall of the collection box, and a ring frame is fixedly installed on the upper side wall of the collection box.

[0007] As a preferred embodiment, the longitudinal rods are vertically fixedly installed around the top of the ring frame, the rotating shaft is rotatably installed between the longitudinal rods, and the diversion plate is fixedly installed on the rotating shaft.

[0008] As a preferred embodiment, the lead screw is rotatably installed inside the drive box, the rack is threaded onto the lead screw, the rack is slidably connected to the inner wall of the drive box, and the motor is fixedly installed on the outside of the drive box, with its motor shaft fixedly connected to one end of the lead screw.

[0009] As a preferred embodiment, the filter structure includes a fixed column, a limiting protrusion, a filter frame, and a filter plate. The fixed column is vertically fixedly installed at the top of the ring frame, the limiting protrusion is fixedly installed at the top of the fixed column, and ear blocks are fixedly installed on both sides of the filter frame. The ear blocks are slidably installed on the fixed column, and the limiting protrusion is used to limit the ear blocks.

[0010] As a preferred embodiment, a spring is fitted onto the fixing column, the top end of the spring is fixedly connected to the ear block, the other end of the spring is fixedly connected to the ring frame, and a filter plate is fixedly installed inside the filter frame.

[0011] The technical effects and advantages of this utility model are as follows:

[0012] 1. Through the layered structure, the rotating shaft drives the diversion plate to rotate, thereby adjusting the angle of the diversion plate. Rainwater enters the collection tank. The direction and speed of the water flow can be flexibly adjusted according to different environmental factors such as rainfall intensity and wind speed. During heavy rain or storms, the tilt angle of the diversion plate can be increased to quickly guide the water flow into the water tank. During light rain, the angle can be adjusted appropriately to avoid the water flow being too fast or too strong, thus ensuring the efficient operation of the system. There are three diversion plates, which are progressively longer from top to bottom, so that the water flow can be gradually guided and diverted on each layer of diversion plate, avoiding the water flow from converging too quickly.

[0013] 2. In the filter structure, the filter plate is slidably mounted on the fixed column through the filter frame and lugs, and is buffered by springs. The buffering effect of the springs can effectively reduce the impact or vibration of the filter plate during operation. The buffering mechanism can extend the service life of the filter plate, reduce damage caused by vibration or impact, flexibly respond to changes in different flow rates, and ensure that the filtration system maintains stable operation under different working loads by buffering pressure with springs. Attached Figure Description

[0014] Figure 1 This is a three-dimensional structural diagram of the present invention;

[0015] Figure 2 This is a schematic diagram of the collection structure of this utility model;

[0016] Figure 3This is a schematic diagram of the stacked structure of this utility model;

[0017] Figure 4 This is one of the schematic diagrams of the stacked structure of this utility model;

[0018] Figure 5 This is the second schematic diagram of the stacked structure of this utility model;

[0019] Figure 6 This is a schematic diagram of the filter structure of this utility model.

[0020] In the diagram: 1. Collection structure; 11. Collection box; 12. Drain pipe; 13. Ring frame; 2. Stacked structure; 21. Longitudinal rod; 22. Rotating shaft; 23. Drainage plate; 24. Gear; 25. Drive box; 26. Fixing block; 27. Lead screw; 28. Rack; 29. ​​Motor; 3. Filter structure; 31. Fixing column; 32. Limiting protrusion; 33. Filter frame; 34. Ear block; 35. Spring; 36. Filter plate. Detailed Implementation

[0021] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0022] Example 1:

[0023] Please see the appendix Figure 1 - Appendix Figure 5 A stacked rainwater harvesting module includes a collection structure 1, on which a stacked structure 2 and a filter structure 3 are respectively installed. The collection structure 1 includes a collection box 11 for collecting rainwater. A drain pipe 12 is fixedly connected to the bottom of the side wall of the collection box 11 for discharging the collected rainwater. A ring frame 13 is fixedly installed on the upper side wall of the collection box 11.

[0024] The stacked structure 2 includes a longitudinal rod 21, a drive box 25, a fixing block 26, and a motor 29. The longitudinal rod 21 is vertically fixed around the top of the ring frame 13, and a rotating shaft 22 is rotatably mounted between the longitudinal rods 21. Multiple diverting plates 23 are fixedly mounted on the rotating shaft 22, and the diverting plates 23 become longer from top to bottom. A gear 24 is fixedly mounted on the rotating shaft 22 and on the outside of the longitudinal rod 21. The drive box 25 is fixedly mounted on the longitudinal rod 21 through the fixing block 26. A lead screw 27 is rotatably mounted inside the drive box 25. A rack 28 is threaded onto the lead screw 27. The rack 28 is slidably connected to the inner wall of the drive box 25. The rack 28 and the gear 24 mesh with each other, so that they can slide longitudinally when the lead screw 27 rotates. The motor 29 is fixedly mounted on the outside of the drive box 25, and its motor shaft is fixedly connected to one end of the lead screw 27.

[0025] Specifically, by setting up a stacked structure 2 and an adjustable-angle diversion plate 23, the system can flexibly adjust the water flow direction according to the rainfall intensity and wind speed. During heavy rain, the angle of the diversion plate 23 is increased to quickly guide the water flow into the collection box 11. During light rain, the angle is adjusted appropriately to avoid the water flow being too strong. The diversion plate 23 becomes longer in sequence to guide the water flow layer by layer, avoiding the water flow from accumulating too quickly and ensuring the efficient and stable operation of the system.

[0026] Example 2:

[0027] Please see the appendix Figure 1 and attached Figure 6 Based on Embodiment 1, the filter structure 3 includes a fixed column 31, a limiting protrusion 32, a filter frame 33, and a filter plate 36. The fixed column 31 is vertically fixedly installed on the top of the ring frame 13, and the limiting protrusion 32 is fixedly installed on the top of the fixed column 31. Ear blocks 34 are fixedly installed on both sides of the filter frame 33, and the ear blocks 34 are slidably installed on the fixed column 31. The limiting protrusion 32 is used to limit the ear blocks 34 to prevent the ear blocks 34 from exceeding the set sliding range. A spring 35 is sleeved on the fixed column 31. The top end of the spring 35 is fixedly connected to the ear block 34, and the other end of the spring 35 is fixedly connected to the ring frame 13. The spring 35 provides a buffering effect to keep the filter frame 33 stable when impacted by rainwater. The filter plate 36 is fixedly installed inside the filter frame 33.

[0028] Specifically, the filter plate 36 is slidably mounted on the fixed column 31 via the filter frame 33 and ear block 34, and is buffered by the spring 35 to reduce vibration and impact, extend service life, and the buffering mechanism can flexibly respond to flow changes and adjust pressure to ensure that the filtration system operates smoothly under different loads and reduce damage.

[0029] Working principle of this utility model: This utility model is a stacked rainwater harvesting module. When it rains, rainwater falls onto the drainage plate 23. The motor 29 is started, and its motor shaft drives the lead screw 27 to rotate, thereby driving the rack 28 to slide in the drive box 25. Due to the meshing relationship between the rack 28 and the gear 24, the gear 24 rotates, which in turn drives the rotating shaft 22 to rotate. The rotating shaft 22 drives the drainage plate 23 to rotate, thus adjusting the angle of the drainage plate 23 to control the rainwater flow path, thereby controlling the rainwater flow. The water flows in the direction that rainwater falls onto the filter plate 36, where impurities are intercepted. The filtered rainwater then flows into the collection box 11. When the rainwater falls onto the filter plate 36, the filter frame 33 slides on the fixed post 31 via the lugs 34 and is constrained by the limiting protrusions 32 to maintain a stable position. The spring 35 provides elastic support to the lugs 34, ensuring that the filter frame 33 will not loosen due to the impact of rainwater during the filtration process. Finally, the collected rainwater is discharged through the drain pipe 12 or further processed.

[0030] Finally, it should be noted that the above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A stacked rainwater harvesting module, characterized in that: The system includes a collection structure (1), on which a stacked structure (2) and a filter structure (3) are respectively installed. The stacked structure (2) includes a vertical rod (21), a drive box (25), a fixing block (26), and a motor (29). The vertical rod (21) is equipped with multiple diverter plates (23) via a rotating shaft (22). A gear (24) is fixedly installed on the rotating shaft (22) and on the outside of the vertical rod (21). The drive box (25) is fixedly installed on the vertical rod (21) via the fixing block (26). A rack (28) is threaded onto the drive box (25) via the motor (29) and a lead screw (27). The rack (28) and the gear (24) mesh with each other.

2. The stacked rainwater harvesting module according to claim 1, characterized in that: The collection structure (1) includes a collection box (11), a drain pipe (12) is fixedly connected to the bottom of the side wall of the collection box (11), and a ring frame (13) is fixedly installed on the upper side wall of the collection box (11).

3. The stacked rainwater harvesting module according to claim 1, characterized in that: The longitudinal rod (21) is vertically fixed around the top of the ring frame (13), the rotating shaft (22) is rotatably installed between the longitudinal rods (21), and the diversion plate (23) is fixedly installed on the rotating shaft (22).

4. The stacked rainwater harvesting module according to claim 3, characterized in that: The lead screw (27) is rotatably installed inside the drive box (25), the rack (28) is threadedly installed on the lead screw (27), the rack (28) is slidably connected to the inner wall of the drive box (25), and the motor (29) is fixedly installed on the outside of the drive box (25), with its motor shaft fixedly connected to one end of the lead screw (27).

5. The stacked rainwater harvesting module according to claim 4, characterized in that: The filter structure (3) includes a fixed column (31), a limiting protrusion (32), a filter frame (33), and a filter plate (36). The fixed column (31) is vertically fixedly installed at the top of the ring frame (13). The limiting protrusion (32) is fixedly installed at the top of the fixed column (31). Ear blocks (34) are fixedly installed on both sides of the filter frame (33). The ear blocks (34) are slidably installed on the fixed column (31). The limiting protrusion (32) is used to limit the ear blocks (34).

6. The stacked rainwater harvesting module according to claim 5, characterized in that: A spring (35) is fitted on the fixed column (31). The top end of the spring (35) is fixedly connected to the ear block (34), and the other end of the spring (35) is fixedly connected to the ring frame (13). A filter plate (36) is fixedly installed inside the filter frame (33).

Citation Information

Patent Citations

  • Modular rainwater storage pond device

    CN221941511U

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