Sediment prevention device of rainwater collection system

By combining a water collection pit, sliding rails, float, water pump, and multi-layer filtration mechanism, the problem of sediment in the rainwater harvesting system is solved, achieving efficient sediment removal and water quality improvement.

CN224016476UActive Publication Date: 2026-03-20BEIJING YANTU ENG KANCHAYUAN
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-21
Publication Date
2026-03-20

AI Technical Summary

Technical Problem

In existing rainwater harvesting systems, the rainwater collected from the ground contains a large amount of silt, which leads to a decline in water quality and siltation in storage tanks and pipes, affecting equipment lifespan and increasing maintenance difficulty.

Method used

A sediment control device was designed, including a water collection pit, sliding rail, slider, float, water pump, sedimentation tank and multi-layer filtration mechanism, which removes sediment through sedimentation and multiple filtrations to ensure water purity.

Benefits of technology

It effectively removes silt, prevents sedimentation, improves water quality and equipment lifespan, and reduces maintenance difficulty.

✦ 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 discloses a sediment prevention device of a rainwater collection system, which comprises a water collection pit, the inner wall of the water collection pit is fixedly connected with a sliding rail, the outer wall of the sliding rail is slidably connected with a sliding block, the bottom surface of the sliding block is fixedly connected with a placing frame, the two sides of the sliding block are both fixedly connected with connecting rods, and the connecting rods are fixedly connected with the water collection pit. The other end of the connecting rod is fixedly connected with a floating ball, a water pump is arranged on the inner wall of the containing frame, a water conveying pipe is arranged at one end of the water pump, a sand basin is arranged on the outer wall of the water collecting pit, a plurality of inclined plates are arranged at the bottom of the water collecting pit, and a sliding groove is formed in the outer wall of the sliding rail. Rainwater flows into the water collecting pit after being preliminarily settled by the sand basin and then is fed into the water storage tank by the water pump, the floating ball drives the sliding block to float on the water surface, and the water pump is positioned on the sliding block, so that clean water at the upper layer can be continuously conveyed to a treatment process after the rainwater is settled, and sediments at the lower layer are prevented from being stirred.
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Description

TECHNICAL FIELD

[0001] The utility model relates to rainwater collection technical field especially, relates to a rainwater collection system's anti silt device. BACKGROUND

[0002] Rainwater collection system is a kind of facility that natural rainfall is collected, stored and reused, and working procedure includes collection, transportation, storage and purification link, when raining, rainwater is converged through roof, ground and some rainwater collection surfaces, is transported to water storage container by pipeline, stored rainwater will be removed impurities and pollutants according to actual demand before use, makes it satisfy the non-drinking purpose of irrigating green plants, flushing toilet and replenishing landscape water body, to realize the efficient use of water resources, relieve water pressure, help environmental protection.

[0003] However, rainwater collected from ground often contains a large amount of silt, which not only has adverse effects on water quality, but also can cause serious sedimentation problems in water storage tanks and pipelines, which further affects the service life of subsequent related equipment, and brings additional burden to the maintenance and operation of subsequent equipment.Although the existing rainwater collection system has reduced the entry of silt by installing various types of filter screens and sedimentation tanks, these measures still cannot completely solve the problem in actual application, and still face many challenges in long-term stable operation, and cannot fully meet the actual demand. UTILITY MODEL CONTENTS

[0004] In order to make up for the above shortcomings, the utility model provides an anti-silt device for rainwater collection system, aiming at improving the problem that the amount of silt contained in rainwater collected from ground in the prior art is large, which not only affects water quality, but also can cause serious sedimentation in water storage tanks and pipelines, thereby seriously affecting the service life of subsequent equipment.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme: an anti-silt device for rainwater collection system, comprising a water collection pit, the inner wall of the water collection pit is fixedly connected with a sliding rail, the outer wall of the sliding rail is slidably connected with a sliding block, the bottom surface of the sliding block is fixedly connected with a placing rack, the two sides of the sliding block are fixedly connected with connecting rods, the other end of the connecting rod is fixedly connected with a floating ball, the inner wall of the placing rack is provided with a water pump, one end of the water pump is provided with a water delivery pipe, the outer wall of the water collection pit is provided with a sand settling tank, one end of the water delivery pipe is provided with a filter mechanism, and the filter mechanism is used for sedimentation of silt.

[0006] The inner wall of the water collecting pit is fixedly connected with a sliding rail, the sliding rail guarantees good sliding performance, a sliding block is installed on the outer wall of the sliding rail, the sliding block can smoothly slide up and down on the sliding rail, the bottom surface of the sliding block is fixedly connected with a placing rack, the placing rack can stably bear the water pump, connecting rods are horizontally extended on both sides of the sliding block, the other end of the connecting rods is connected with a floating ball, the floating ball is made of light and good sealing material, can generate enough buoyancy in the rain, the inner wall of the placing rack is installed with a water pump, the water pump is connected with the placing rack through a matching mounting seat, the mounting seat is provided with a shock absorbing rubber pad, which can reduce the vibration generated during the operation of the water pump, one end of the water pump is connected with a water delivery pipe, and the outer wall of the water collecting pit is provided with a sand settling tank.

[0007] As a further description of the above technical scheme:

[0008] The filter mechanism includes a water inlet pipe, one end of the water inlet pipe is connected with one end of the water delivery pipe, the other end of the water inlet pipe is provided with a water storage tank, an isolation plate one is arranged at the upper end of the inner wall of the water storage tank, an isolation plate two is arranged at the middle of the inner wall of the water storage tank, and an isolation plate three is arranged at the lower end of the inner wall of the water storage tank, and a plurality of sewage outlets are arranged on the outer wall of the water storage tank.

[0009] Through the above technical scheme: one end of the water inlet pipe is connected with one end of the water delivery pipe, ensuring continuous supply of water source, the other end of the water inlet pipe is connected to a water storage tank, an isolation plate one is arranged at the upper end of the inner wall of the water storage tank, which is used to preliminarily separate and intercept larger impurities to protect the subsequent filtering process, an isolation plate two is arranged at the middle of the inner wall of the water storage tank, which further refines the filtering process to ensure that the impurities in the water are more effectively removed, an isolation plate three is arranged at the lower end of the inner wall of the water storage tank, and a plurality of sewage outlets are arranged on the outer wall of the water storage tank for easy maintenance and cleaning, the sewage outlets can discharge the impurities deposited at the bottom, thereby maintaining the efficient operation of the filtering mechanism.

[0010] As a further description of the above technical scheme:

[0011] The bottom of the water collecting pit is provided with a plurality of inclined plates, and the outer wall of the sliding rail is provided with a sliding groove.

[0012] Through the above technical scheme: a plurality of inclined plates are arranged at the bottom of the water collecting pit, the inclined plates make the mud and sand deposit faster, and a sliding groove is arranged on the outer wall of the sliding rail, which makes the sliding rail better cooperate with the components of the water collecting pit, thereby improving the stability and durability of the whole.

[0013] As a further description of the above technical scheme:

[0014] The inner wall of the placing rack is provided with a protective cover, and the top surface of the water collecting pit is provided with a cover plate.

[0015] The above technical solution involves: the inner wall of the placement rack is equipped with a protective cover, which protects the water pump; the top surface of the sump is covered with a cover plate, which not only prevents debris from falling into the sump but also facilitates cleaning and maintenance.

[0016] As a further description of the above technical solution:

[0017] The outer wall of the water storage tank is provided with an observation window, and the top of the water storage tank is provided with a dust cover.

[0018] The above technical solution involves installing an observation window on the outer wall of the water storage tank, which allows for a direct view of the water level inside the tank, thus enabling better control and management of water resources. A dust cover is installed on the top of the water storage tank to prevent dust and impurities from entering the tank, ensuring the cleanliness and safety of the water.

[0019] As a further description of the above technical solution:

[0020] A handle is fixedly connected to the top of the dust cover, and a retaining ring is fixedly connected to the bottom of the dust cover.

[0021] The above technical solution involves a handle fixedly connected to the top of the dust cover so that it can be easily lifted or moved, and a retaining ring fixedly connected to the bottom of the dust cover so that the dust cover can be securely fixed.

[0022] As a further description of the above technical solution:

[0023] The bottom of the water storage tank is provided with a base, and multiple support legs are fixedly connected to the bottom surface of the base.

[0024] The above technical solution involves a base specially designed at the bottom of the water tank, which provides stable support for the tank. Multiple support legs are also fixedly connected to the bottom of the base, further enhancing the stability of the water tank and helping to distribute the weight and reduce pressure on the ground.

[0025] As a further description of the above technical solution:

[0026] The water storage tank has an outlet at the center of its bottom surface, and a valve is installed on the outer wall of the outlet.

[0027] The above technical solution involves a water outlet located in the center of the bottom of the water tank, with a valve specially designed on the outer wall of the outlet. By adjusting the valve, the water flow can be controlled, making the use more flexible and convenient.

[0028] This utility model has the following beneficial effects:

[0029] 1. In the utility model, the collected rainwater enters the water collecting pit from the sand settling tank, the sand settling tank is used for preliminary sedimentation of silt, the water pump transports the water in the water collecting pit into the water storage tank, the buoyancy of the floating ball lifts the sliding block, so that the sliding block is on the water surface, the water pump is arranged on the sliding block, that is, the water pump is on the water surface, after a period of precipitation of the rainwater, the upper layer is relatively clean water, which can directly enter the subsequent treatment process, always floats on the water surface, that is, the sliding block always is on the water surface, can continuously transport water and will not disturb the silt in the lower layer.

[0030] 2. In the utility model, the water flow enters the water storage tank through the water inlet pipe, the isolation plate one, the isolation plate two and the isolation plate three divide the isolation plate one into three parts, the isolation plate one, the isolation plate two and the isolation plate three are provided with a plurality of seepage holes, can filter and seep the water flow entering the water storage tank multiple times, remove silt, when water is used, the water is discharged from the water outlet, when the silt is too much, the water at the upper end of the water storage tank is used to wash the lower end of the water storage tank, sewage is discharged from the sewage outlet, through the multiple filtering and sedimentation measures, the water quality is improved. BRIEF DESCRIPTION OF DRAWINGS

[0031] Figure 1 It is a front side perspective view of the anti-silt device of the rainwater collecting system provided by the utility model;

[0032] Figure 2 It is a partial structure view of the anti-silt device of the rainwater collecting system provided by the utility model;

[0033] Figure 3 It is a partial structure view of the anti-silt device of the rainwater collecting system provided by the utility model;

[0034] Figure 4 It is a partial structure split view of the anti-silt device of the rainwater collecting system provided by the utility model;

[0035] Figure 5 It is a partial structure split view of the anti-silt device of the rainwater collecting system provided by the utility model.

[0036] LEGEND:

[0037] 1, water collecting pit;2, filtering mechanism;201, water inlet pipe;202, water storage tank;203, isolation plate one;204, isolation plate two;205, isolation plate three;206, sewage outlet;3, sliding rail;4, sliding block;5, placing rack;6, connecting rod;7, floating ball;8, water pump;9, water delivery pipe;10, sand settling tank;11, dust cover;12, handle;13, observation window;14, cover plate;15, base;16, supporting leg;17, inclined plate;18, sliding groove;19, protective cover;20, water outlet;21, valve;22, snap ring. DETAILED DESCRIPTION

[0038] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0039] Please refer to the drawings Figure 1 - the drawings Figure 3 An embodiment provided by the utility model: a silt prevention device of a rainwater collecting system, including a water collecting pit 1, the inner wall of the water collecting pit 1 is fixedly connected with a sliding rail 3, the outer wall of the sliding rail 3 is slidably connected with a sliding block 4, the bottom surface of the sliding block 4 is fixedly connected with a placing rack 5, both sides of the sliding block 4 are fixedly connected with a connecting rod 6, the other end of the connecting rod 6 is fixedly connected with a float ball 7, the inner wall of the placing rack 5 is provided with a water pump 8, one end of the water pump 8 is provided with a water delivery pipe 9, the outer wall of the water collecting pit 1 is provided with a sand settling tank 10, one end of the water delivery pipe 9 is provided with a filtering mechanism 2, and the filtering mechanism 2 is used for settling silt.

[0040] Specifically, the inner wall of the water collecting pit 1 is fixedly connected with the sliding rail 3, the sliding rail 3 guarantees good sliding performance, the sliding block 4 is installed on the outer wall of the sliding rail 3, the sliding block 4 can smoothly slide up and down on the sliding rail 3, the bottom surface of the sliding block 4 is fixedly connected with the placing rack 5, the placing rack 5 can stably bear the water pump 8, the connecting rod 6 extends horizontally at both sides of the sliding block 4, the other end of the connecting rod 6 is connected with the float ball 7, the float ball 7 is made of light and good sealing material, can generate enough buoyancy in the rainwater, the inner wall of the placing rack 5 is installed with the water pump 8, the water pump 8 is connected with the placing rack 5 through a matching mounting seat, the mounting seat is provided with a shock-absorbing rubber pad, which can reduce the vibration generated when the water pump 8 operates, one end of the water pump 8 is connected with the water delivery pipe 9, and the outer wall of the water collecting pit 1 is provided with the sand settling tank 10.

[0041] Please refer to the drawings Figure 4 - the drawings Figure 5 The filtering mechanism 2 includes a water inlet pipe 201, one end of the water inlet pipe 201 is connected with one end of the water delivery pipe 9, the other end of the water inlet pipe 201 is provided with a water storage tank 202, the inner wall of the water storage tank 202 is provided with an isolation plate one 203 at the middle upper end, the inner wall of the water storage tank 202 is provided with an isolation plate two 204 at the middle, the inner wall of the water storage tank 202 is provided with an isolation plate three 205 at the middle lower end, and the outer wall of the water storage tank 202 is provided with a plurality of blow-off openings 206.

[0042] Specifically, one end of the water inlet pipe 201 is connected to one end of the water conveying pipe 9, ensuring continuous supply of water source, the other end of the water inlet pipe 201 is connected to a water storage tank 202, a partition plate 203 is arranged in the inner wall of the water storage tank 202 at the upper end, which is used to preliminarily separate and intercept larger impurities to protect the subsequent filtering process, a partition plate 204 is arranged in the middle of the inner wall of the water storage tank 202, which further refines the filtering process to ensure that the impurities in the water are more effectively removed, a partition plate 205 is arranged in the lower end of the inner wall of the water storage tank 202, and a plurality of sewage outlets 206 are arranged on the outer wall of the water storage tank 202 for easy maintenance and cleaning, the sewage outlets 206 can discharge the impurities deposited at the bottom, thereby maintaining the efficient operation of the filtering mechanism 2.

[0043] Please refer to the attached drawings Figure 1 - the attached drawings Figure 3 , the bottom of the water collecting pit 1 is provided with a plurality of inclined plates 17, the outer wall of the sliding rail 3 is provided with a sliding groove 18, the inner wall of the placing rack 5 is provided with a protective cover 19, the top surface of the water collecting pit 1 is provided with a cover plate 14, the outer wall of the water storage tank 202 is provided with an observation window 13, and the top of the water storage tank 202 is provided with a dustproof cover 11.

[0044] Specifically, the bottom of the water collecting pit 1 is provided with a plurality of inclined plates 17, which make the sediment deposit faster, the outer wall of the sliding rail 3 is provided with a sliding groove 18, which makes the sliding rail 3 better cooperate with the components of the water collecting pit 1, thereby improving the overall stability and durability, the inner wall of the placing rack 5 is equipped with a protective cover 19, which protects the water pump 8, the top surface of the water collecting pit 1 is provided with a cover plate 14, which not only prevents debris from falling into the interior of the water collecting pit 1, but also facilitates cleaning and maintenance work, the outer wall of the water storage tank 202 is provided with an observation window 13, which allows the water level in the water storage tank 202 to be directly observed, thereby better controlling and managing water resources, and the top of the water storage tank 202 is provided with a dustproof cover 11, which is designed to prevent dust and impurities from entering the interior of the water storage tank 202, ensuring the cleanliness and safety of the water quality.

[0045] Please refer to the attached drawings Figure 3 - the attached drawings Figure 5 , the top of the dustproof cover 11 is fixedly connected with a handle 12, the bottom of the dustproof cover 11 is fixedly connected with a snap ring 22, the bottom of the water storage tank 202 is provided with a base 15, the bottom of the base 15 is fixedly connected with a plurality of supporting legs 16, the middle of the bottom of the water storage tank 202 is provided with a water outlet 20, and the outer wall of the water outlet 20 is provided with a valve 21.

[0046] Specific, the top of the dust cover 11 is fixedly connected with a handle 12, so as to be easily lifted or moved, the bottom surface of the dust cover 11 is fixedly connected with a clasp 22, the clasp 22 can stably fix the dust cover 11, a base 15 is specially arranged at the bottom of the water storage tank 202, the base 15 provides stable support for the water storage tank 202, the bottom surface of the base 15 is further fixedly connected with a plurality of supporting legs 16, the supporting legs 16 further enhance the stability of the water storage tank 202, and help to disperse the weight, reduce the pressure on the ground, a water outlet 20 is arranged at the middle of the bottom surface of the water storage tank 202, a valve 21 is specially arranged on the outer wall of the water outlet 20, by adjusting the valve 21, the size of the water flow can be controlled, so that the use is more flexible and convenient.

[0047] Working principle: the collected rainwater enters the water collecting pit 1 from the sand settling tank 10, the sand settling tank 10 is used for preliminary sedimentation of silt, the water pump 8 transports the water in the water collecting pit 1 into the water storage tank 202, the buoyancy of the floating ball 7 lifts the sliding block 4, so that the sliding block 4 is on the water surface, the water pump 8 is arranged on the sliding block 4, that is, the water pump 8 is on the water surface, after a period of sedimentation of the rainwater, the upper layer is relatively clean water, which can directly enter the subsequent processing process, when the water surface falls, the floating ball 7 always floats on the water surface, that is, the sliding block 4 is always on the water surface, which can continuously transport water and will not disturb the silt settled in the lower layer;

[0048] The water flow enters the water storage tank 202 through the water inlet pipe 201, the isolation plate one 203, the isolation plate two 204 and the isolation plate three 205 divide the isolation plate one 203 into three parts, the isolation plate one 203, the isolation plate two 204 and the isolation plate three 205 are provided with a plurality of seepage holes, which can filter and seep the water flow entering the water storage tank 202 multiple times, remove silt, and when water is used, the water is discharged from the water outlet 20, when the silt is too much, the water at the upper end of the water storage tank 202 washes the lower end of the water storage tank 202, and the sewage is discharged from the sewage outlet 206, through the multi-level filtering and sedimentation measures, the water quality is improved.

[0049] Finally, it should be noted that: the above only describes the preferred embodiments of the present application, and is not intended to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A mud and sand prevention device for a rainwater harvesting system, comprising a water collection pit (1), characterized in that: The inner wall of the water collection pit (1) is fixedly connected to a slide rail (3), the outer wall of the slide rail (3) is slidably connected to a slider (4), the bottom surface of the slider (4) is fixedly connected to a placement frame (5), both sides of the slider (4) are fixedly connected to a connecting rod (6), the other end of the connecting rod (6) is fixedly connected to a float (7), the inner wall of the placement frame (5) is provided with a water pump (8), one end of the water pump (8) is provided with a water supply pipe (9), the outer wall of the water collection pit (1) is provided with a sedimentation tank (10), one end of the water supply pipe (9) is provided with a filter mechanism (2), the filter mechanism (2) is used to settle sediment.

2. The silt-prevention device for a rainwater harvesting system according to claim 1, characterized in that: The filtration mechanism (2) includes an inlet pipe (201), one end of which is connected to one end of a water supply pipe (9). The other end of the inlet pipe (201) is provided with a water storage tank (202). The upper part of the inner wall of the water storage tank (202) is provided with a first isolation plate (203), the middle part of the inner wall of the water storage tank (202) is provided with a second isolation plate (204), the lower part of the inner wall of the water storage tank (202) is provided with a third isolation plate (205), and the outer wall of the water storage tank (202) is provided with multiple drain outlets (206).

3. The anti-silt device for a rainwater harvesting system according to claim 1, characterized in that: The bottom of the water collection pit (1) is provided with multiple inclined plates (17), and the outer wall of the slide rail (3) is provided with a slide groove (18).

4. The anti-silt device for a rainwater harvesting system according to claim 1, characterized in that: The inner wall of the placement rack (5) is provided with a protective cover (19), and the top surface of the water collection pit (1) is provided with a cover plate (14).

5. The anti-silt device for a rainwater harvesting system according to claim 2, characterized in that: The outer wall of the water storage tank (202) is provided with an observation window (13), and the top of the water storage tank (202) is provided with a dust cover (11).

6. The anti-silt device for a rainwater harvesting system according to claim 5, characterized in that: The top of the dust cover (11) is fixedly connected to a handle (12), and the bottom surface of the dust cover (11) is fixedly connected to a retaining ring (22).

7. The anti-silt device for a rainwater harvesting system according to claim 2, characterized in that: The bottom of the water storage tank (202) is provided with a base (15), and the bottom surface of the base (15) is fixedly connected with multiple support legs (16).

8. The anti-silt device for a rainwater harvesting system according to claim 2, characterized in that: The water storage tank (202) has an outlet (20) at the center of its bottom surface, and a valve (21) is provided on the outer wall of the outlet (20).