CN216865322U - A rainwater reuse system based on sponge city - Google Patents

Abstract

The utility model relates to the field of rainwater recycling, in particular to a rainwater recycling system based on a sponge city, which comprises a collecting barrel and a core barrel, wherein the core barrel slides through the bottom of the collecting barrel, the collecting barrel is communicated with a collecting pipe, the core barrel is connected with the collecting barrel through a spring, the collecting barrel is connected with a plugging component, the bottom of the core barrel is plugged by the plugging component to form a rainwater filtering accommodating space, excessive rainwater enables the core barrel to move downwards to be separated from the plugging of the plugging component, and the rainwater is discharged from the bottom of the core barrel, the core pipe is lowered to different heights under the action of the retention of the rainwater and the elastic force of the spring until the bottom-most plug is separated from the bottom of the containing pipe, so that the rainwater is directly discharged through the bottom of the containing pipe, the emergency drainage device is used for emergency drainage when excessive rainwater exists and avoids blockage caused by accumulation of impurities, so that influence of rainwater scattering on life caused by blockage of a water channel is avoided.

Description

A rainwater reuse system based on sponge city

technical field

The utility model relates to the field of rainwater reuse, in particular to a rainwater reuse system based on a sponge city.

Background technique

Sponge city refers to a city that has a good function of collecting and releasing rainwater like a "sponge", and is an important way to solve waterlogging and drought. The reuse of rainwater in a sponge city clearly reflects the "sponge" characteristics of the city. There are many surfaces, and rainwater collection and utilization devices are installed on the roof to maximize the use of rainwater.

The existing patent document CN214574301U discloses a rainwater collection and reuse device for sponge city design. The device cooperates with the inner arm through the outer arm, and can clean the conical filter screen in a staggered manner during rain collection, so that the surface of the conical filter screen is clean. The debris is first pushed out and then cleaned, and collected along the conical filter to the bottom, which ensures the cleaning effect and reduces the possibility of re-clogging.

The rainwater collection device in the current rainwater reuse system is prone to overflow when blocked or when the amount of rainwater is large, resulting in the failure of orderly drainage, and a large amount of direct rainwater falling from the eaves has an impact on the living environment.

Utility model content

The purpose of this utility model is to solve the following problems existing in the prior art: the device for collecting rainwater in the current rainwater reuse system is prone to overflow when a blockage condition occurs or when the amount of rainwater is large, resulting in the failure of orderly drainage, and a large amount of direct rainwater Falling from the eaves has an impact on the living environment.

In order to solve the problems existing in the prior art, the present utility model provides a rainwater reuse system based on a sponge city, which includes a collection tube and a core tube that slides through the bottom of the collection tube, the collection tube is connected with a collection tube, and the core tube is connected to the core tube through a spring. The collection cylinder is connected, and the collection cylinder is connected with a blocking component. The bottom of the core cylinder is plugged with the blocking component to form a rainwater accommodating space. Excessive rainwater moves the core cylinder down from the plug connection with the blocking component. The rainwater flows into the core tube from the eaves for filtration, and enters between the core tube and the collection tube, and flows out through the collection tube, and the impurities stay in the core tube. And the compression spring moves down, so that the bottom of the core tube is out of contact with the blocking component, and the rainwater is discharged from the bottom of the core tube, which relieves a large amount of rainwater from draining down and flushes the garbage in the core tube.

Preferably, the core tube includes a accommodating tube, the bottom of the accommodating tube is provided with a through opening, the accommodating tube slides through the bottom of the collecting tube, the top of the accommodating tube is fixed with a filter mesh tube, and the blocking component is inserted into the through opening, so that the accommodating tube is The bottom forms an accommodating space, the rainwater is filtered through the filter mesh cylinder, and the impurities are deposited in the accommodating tube.

Preferably, the blocking assembly includes a connecting rod, the top of the connecting rod is fixedly connected to the collecting cylinder through a hanger plate, the bottom of the connecting rod is fixed with a plug rod adapted to the port, and the plug rod suspended by the connecting rod Block the port.

Preferably, the bottom surface of the plug rod is conical, which is convenient for the plug rod to be inserted into the through opening when the core cylinder is reset.

Preferably, multiple layers of cleaning brushes are fixed on the surface of the connecting rod, the cleaning brushes include an inner ring, and the edges of the inner ring are equidistantly fixed with multiple groups of brushes, and the angles of the brushes of the multiple layers of the cleaning brushes are staggered and arranged in groups. The brushes avoid blocking impurities, and the equiangular distribution of multiple groups of brushes makes the contact area with the filter cartridge larger. When the core cartridge moves up and down under the influence of rain, the filter cartridge and the brushes rub staggeredly to remove adhesion. Impurities on the surface of the filter cartridge to prevent it from being blocked.

Preferably, a rubber ring is fixed on the top edge of the filter cylinder, the outer diameter of the rubber ring is adapted to the inner diameter of the collecting cylinder, and an independent space is formed between the core cylinder and the collecting cylinder through the contact between the rubber ring and the inner wall of the collecting cylinder , so that the rainwater can only enter the independent space through the filter cylinder for comprehensive filtration of rainwater.

Preferably, an elastic bellows is fixed on the top edge of the filter mesh cylinder, the outer edge of the elastic bellows is sealed and fixed with the inner wall of the collecting cylinder, and the elastic bellows is connected with the collecting cylinder to form an independent structure between the core cylinder and the collecting cylinder So that the rainwater can only enter the independent space through the filter canister, which is used for comprehensive filtration of rainwater.

Preferably, a water collecting channel is connected to the edge of the top mouth of the collecting tube, and the rainwater collected by the eaves is collected and conducted to the collecting tube, and the bottom end of the collecting tube is connected with a water storage tank to collect and reuse the filtered rainwater. The bottom of the pipe is connected with an overflow pipe, which conducts and discharges excess rainwater and washed impurities to prevent rainwater from scattering.

Compared with the related art, the rainwater reuse system based on the sponge city provided by the present utility model has the following beneficial effects:

In the utility model, the core tube carries rainwater while filtering and discharging it, and the core tube is lowered to different heights through the action of the retention volume of rainwater and the spring force, until the bottommost plug is out of contact with the bottom of the accommodating tube, so that the rainwater directly It is discharged through the bottom of the accommodating pipe, which is used for emergency drainage in case of excessive rainwater and to avoid blockage caused by accumulation of impurities, so as to avoid the impact of rainwater scattering caused by waterway blockage on life.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the present utility model;

FIG. 2 is a schematic structural diagram of Embodiment 1 of the present utility model;

FIG. 3 is a schematic structural diagram of the second embodiment of the present invention.

Labels in the figure: 1, collecting cylinder; 2, water collecting channel; 3, collecting pipe; 4, water storage tank; 5, overflow pipe; 6, accommodating pipe; 7, plug rod; 8, connecting rod; 10. Filter cylinder; 11. Rubber ring; 12. Elastic corrugated pipe; 13. Hanging plate.

Detailed ways

In order to make the purpose, technical solutions and advantages of the present utility model more clearly understood, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, and are not intended to limit the present invention.

The specific implementation of the present invention will be described in detail below with reference to specific embodiments.

Example 1

As shown in Figures 1 and 2, a rainwater reuse system based on sponge city is assembled from the following components:

Assembly instructions: connect the water collecting channel 2 on the side of the top mouth of the collecting cylinder 1, connect the water collecting channel 2 on the edge of the roof, connect the collecting pipe 3 on the side bottom of the collecting cylinder 1, connect the water storage tank 4 with the collecting pipe 3, and connect the The accommodating tube 6 , the filter mesh cylinder 10 and the rubber ring 11 are fixedly connected in sequence, and the bottom of the accommodating tube 6 passes through the bottom opening of the collecting cylinder 1 . It is fixed on the top of the collecting cylinder 1, the connecting rod 8 is fixed on the bottom surface of the hanging plate 13, the plug 7 is inserted into the opening of the accommodating tube 6 and fixed with the connecting rod 8, and several sets of cleaning brushes 9 are fixed on the connecting rod 8 at equal distances. The surface of the filter mesh is in contact with the inner wall of the filter cartridge 10, and the overflow pipe 5 is fixed at the bottom of the accommodating pipe 6.

Working principle: rainwater enters into the holding pipe 6 through the water collecting channel 2, and is filtered between the collecting cylinder 1 and the holding pipe 6 through the filter cylinder 10, and then is introduced into the water storage tank 4 through the collecting pipe 3 for reuse, while the impurities remain in the storage tank 4. In the accommodating tube 6, when the water permeability of the filter mesh cylinder 10 decreases due to clogging or the amount of rainwater is too large, the weight in the accommodating tube 6 increases so that the compression spring moves down until the plug 7 is separated from the bottom port of the accommodating tube 6. Then, the excess rainwater is discharged to the overflow pipe 5 through the bottom port of the accommodating pipe 6, and the remaining impurities are removed, and then the weight of the water retained in the accommodating pipe 6 decreases, and the accommodating pipe 6 is reset by the elastic force of the spring. When the filter mesh cylinder 10 is raised and lowered, the surface of the filter mesh cylinder 10 is cleaned by the cleaning brush 9, so that the filter mesh cylinder 10 maintains high permeability.

Embodiment 2

As shown in Figures 1 and 3, a rainwater reuse system based on sponge city is assembled from the following components:

Assembly instructions: connect the water collecting channel 2 on the side of the top mouth of the collecting cylinder 1, connect the water collecting channel 2 on the edge of the roof, connect the collecting pipe 3 on the side bottom of the collecting cylinder 1, connect the water storage tank 4 with the collecting pipe 3, and connect the The accommodating tube 6, the filter mesh cylinder 10, and the elastic bellows 12 are fixedly connected in sequence. The elastic bellows 12 is fixed to the inner wall of the collecting cylinder 1, and the bottom of the accommodating tube 6 passes through the bottom opening of the collecting cylinder 1. A spring is sleeved on the outside of the mesh cylinder 10, the hanging plate 13 is fixed on the top of the collecting cylinder 1, the connecting rod 8 is fixed on the bottom surface of the hanging plate 13, the plug 7 is inserted into the opening of the accommodating tube 6 and fixed with the connecting rod 8, Multiple sets of cleaning brushes 9 are fixed on the surface of the connecting rod 8 at equal distances and contact with the inner wall of the filter screen cylinder 10 , and the overflow pipe 5 is fixed on the bottom of the accommodating pipe 6 .

Working principle: rainwater enters into the holding pipe 6 through the water collecting channel 2, and is filtered between the collecting cylinder 1 and the holding pipe 6 through the filter cylinder 10, and then is introduced into the water storage tank 4 through the collecting pipe 3 for reuse, while the impurities remain in the storage tank 4. In the accommodating tube 6, when the water permeability of the filter mesh cylinder 10 decreases due to clogging or the amount of rainwater is too large, the weight in the accommodating tube 6 increases so that the compression spring moves down until the plug 7 is separated from the bottom port of the accommodating tube 6. Then, the excess rainwater is discharged to the overflow pipe 5 through the bottom port of the accommodating pipe 6, and the remaining impurities are removed, and then the weight of the water retained in the accommodating pipe 6 decreases, and the accommodating pipe 6 is reset by the elastic force of the spring. When the filter mesh cylinder 10 is raised and lowered, the surface of the filter mesh cylinder 10 is cleaned by the cleaning brush 9, so that the filter mesh cylinder 10 maintains high permeability.

Claims (8)

1. a rainwater reuse system based on a sponge city, comprising a collection tube (1) and a core tube that slides through the bottom of the collection tube (1), the collection tube (1) is communicated with a collection tube (3), and is characterized in that, The core cylinder is connected with the collecting cylinder (1) through a spring, the collecting cylinder (1) is connected with a blocking component, and the bottom of the core cylinder is plugged with the blocking component to form a rainwater accommodating space. Plug the plug components, and the rainwater is discharged from the bottom of the core. 2. The rainwater reuse system based on sponge city according to claim 1, characterized in that, the core tube comprises an accommodating pipe (6), and a through opening is opened at the bottom of the accommodating pipe (6), and the accommodating pipe (6) Slip through the bottom of the collecting cylinder (1), and the top of the accommodating tube (6) is fixed with a filter mesh cylinder (10). 3 . The rainwater reuse system based on sponge city according to claim 2 , wherein the blocking component comprises a connecting rod ( 8 ), and the top of the connecting rod ( 8 ) is connected to the connecting rod ( 8 ) through a hanger plate ( 13 ). 4 . The collecting cylinder (1) is fixedly connected, and the bottom of the connecting rod (8) is fixed with a plug rod (7) adapted to the opening. 4. The rainwater reuse system based on sponge city according to claim 3, characterized in that, the bottom surface of the plug (7) is conical. 5. The rainwater reuse system based on a sponge city according to claim 3, characterized in that, a multi-layer cleaning brush (9) is fixed on the surface of the connecting rod (8), and the cleaning brush (9) comprises an inner ring, A plurality of sets of brushes are equidistantly fixed on the edge of the inner ring, and the angles of the brushes of the multiple layers of the cleaning brushes (9) are staggered. 6. The rainwater reuse system based on sponge city according to claim 2, characterized in that, a rubber ring (11) is fixed on the top edge of the filter cylinder (10), and the outer diameter of the rubber ring (11) is the same as the The inner diameter of the collecting cylinder (1) is adapted. 7. The rainwater reuse system based on sponge city according to claim 2, characterized in that, an elastic bellows (12) is fixed on the top edge of the filter cylinder (10), and an outer edge of the elastic bellows (12) is fixed. The edge is sealed and fixed with the inner wall of the collecting cylinder (1). 8. The rainwater reuse system based on sponge city according to claim 2, characterized in that, a water collecting channel (2) is communicated with the edge of the top mouth of the collecting tube (1), and the bottom of the collecting tube (3) is connected with a water collecting channel (2). The end is connected with a water storage tank (4), and the bottom of the containing pipe (6) is connected with an overflow pipe (5).

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