CN210507719U - Sponge city is found with formula drainage structures that intercepts - Google Patents

Sponge city is found with formula drainage structures that intercepts Download PDF

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Publication number
CN210507719U
CN210507719U CN201920882285.4U CN201920882285U CN210507719U CN 210507719 U CN210507719 U CN 210507719U CN 201920882285 U CN201920882285 U CN 201920882285U CN 210507719 U CN210507719 U CN 210507719U
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China
Prior art keywords
sewage
water storage
pipeline
plate
drainage
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Expired - Fee Related
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CN201920882285.4U
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Chinese (zh)
Inventor
王美玲
邹进
栗静
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Kunming University of Science and Technology
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Kunming University of Science and Technology
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Priority to CN201920882285.4U priority Critical patent/CN210507719U/en
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Abstract

The utility model discloses a sponge city is found with formula of damming drainage structures, including knockout drum, reservoir, gap, seal the filter plate, comb closing cap, earial drainage pipeline, closing cap, earial drainage leak the rain board, the rain board is leaked to sewage low discharge. The utility model designs the filtering facility, so that larger sundries can not enter the water storage tank, and the siltation is reduced; meanwhile, the accumulated water in the underground reservoir, namely the water storage reservoir, is prevented from being discharged in time by the drainage pipeline because the bottom of the flow pipeline is lower than the bottom of the water storage reservoir in thickness, so that the influence of sedimentation on the water storage capacity and the flood discharge efficiency of the underground reservoir is reduced; no electric equipment and precision facilities, less investment and less pollution.

Description

Sponge city is found with formula drainage structures that intercepts
Technical Field
The utility model relates to a sponge city is found with formula of damming drainage structures belongs to the water conservancy field.
Background
The 'sponge city' is a novel city rainfall flood management concept, namely, the city can be like a sponge, the city has good 'elasticity' in the aspects of adapting to environmental changes, coping with natural disasters and the like, the self flood discharge capacity of the city can be reflected by water absorption, water storage and water seepage in rainy days for 3 months and 22 days in 2018, and when the united nations initiate 'international water movement 10 years' plan, the Chinese 'sponge city' plan becomes one of the attention focuses of the united nations; the formula of damming confluence system sets up before advancing the river and dams the trunk line, and when rainfall hour rainwater and sewage all get into the water treatment plant through damming the trunk line, when rainfall is big, surpass the rainwater of pipeline load and overflow in the river or temporarily store through the underground reservoir through the overflow pipe, but current formula of damming drainage structures lacks filtration facility, and perhaps the easy ponding of underground reservoir leads to causing the siltation in the underground reservoir very easily, influences the underground reservoir water storage capacity and weakens and unload flood efficiency.
Disclosure of Invention
The utility model provides a sponge city is found with formula drainage structures that intercepts.
The technical scheme of the utility model is that: a cut-off drainage structure for sponge city construction comprises a water distribution box 1, a water storage 4, an overflow gap 5, a closed filter plate 6, a carding sealing cover 7, a drainage pipeline 8, a sealing cover 9, a drainage rain leakage plate 10 and a sewage low-flow rain leakage plate 11;
the water distribution box 1 and the water storage tank 4 are formed by cement pits arranged underground, the water distribution box 1 and the water storage tank 4 are connected into a whole, the water distribution box 1 and the water storage tank 4 are separated by a cement partition plate, and a through hole forming overflow opening 5 is arranged above the cement partition plate separating the water distribution box 1 and the water storage tank 4;
a closed filter plate 6 of a plate-shaped structure is arranged above the water storage tank 4 and beside the overflow port 5, the closed filter plate 6 is divided into an arc surface and a plane part, the upper plane of the plane part of the closed filter plate 6 is flush with the lower surface of the overflow port 5, after one side of the plane part of the closed filter plate 6, which is far away from the overflow port 5, is bent upwards to form an arc surface, the end part of the arc surface is flush with the upper surface of the water storage tank 4, the side of the plane part, which is far away from the overflow port 5, is connected with a carding sealing cover 7 through a hinge, and the carding sealing cover;
the water distribution box 1 is externally connected with at least two sewage pipelines 2, and the sewage pipelines 2 are at least provided with a sewage inlet pipeline and a sewage outlet pipeline which are directly connected with a sewage treatment plant;
at least one sewage well 3 is connected in series on the sewage inlet pipeline, the interior of the sewage well 3 is communicated with the interior of the sewage inlet pipeline, and a sewage well cover is arranged at the upper part of the sewage well 3;
the storage reservoir 4 is externally connected with at least one drainage pipeline 8, the bottom of the drainage pipeline 8 is lower than that of the storage reservoir 4, and the drainage pipeline 8 is directly connected with an urban river channel or lake water storage area;
a sealing cover 9 which is made of a cement plate and has a consistent shape is sealed right above the drainage pipeline 8 and the sewage outlet pipeline, and a sewage small-flow rain leakage plate 11 which is made of a cement plate and has a consistent shape is sealed right above the sewage inlet pipeline;
a rain leakage plate 10 which is made of cement board and has the same shape is sealed right above the outer leakage space of the water storage reservoir 4.
The pipe diameter sectional area of the drainage pipeline 8 is more than three times of that of the sewage pipeline 2.
Grid holes distributed at equal intervals penetrate through the arc surface and the plane of the closed filter plate 6; the rain leakage plate 10 is provided with one or more rain leakage holes, and the rain leakage holes are formed by fence-type filter strips at equal intervals; fence-shaped strip holes with equal intervals penetrate through the sewage small-flow rain leaking plate 11.
The utility model has the advantages that: the utility model designs the filtering facility, so that larger sundries can not enter the water storage tank, and the siltation is reduced; meanwhile, the accumulated water in the underground reservoir, namely the water storage reservoir, is prevented from being discharged in time by the drainage pipeline because the bottom of the flow pipeline is lower than the bottom of the water storage reservoir in thickness, so that the influence of sedimentation on the water storage capacity and the flood discharge efficiency of the underground reservoir is reduced; no electric equipment and precision facilities, less investment and less pollution.
Drawings
Fig. 1 is a three-dimensional disassembled schematic view of the present invention;
fig. 2 is a schematic plan view of the present invention;
the reference numbers in the figures are: 1-a water diversion tank, 2-a sewage pipeline, 3-a sewage well, 4-a water storage reservoir, 5-an overflow port, 6-a closed filter plate, 7-a carding sealing cover, 8-a drainage pipeline, 9-a sealing cover, 10-a drainage rain plate and 11-a sewage low-flow rain plate.
Detailed Description
Example 1: as shown in fig. 1-2, a cut-off drainage structure for sponge city construction comprises a water diversion box 1, a water storage 4, an overflow gap 5, a closed filter plate 6, a carding sealing cover 7, a drainage pipeline 8, a sealing cover 9, a drainage rain-leaking plate 10 and a sewage low-flow rain-leaking plate 11;
the water distribution box 1 and the water storage tank 4 are formed by cement pits arranged underground, the water distribution box 1 and the water storage tank 4 are connected into a whole, the water distribution box 1 and the water storage tank 4 are separated by a cement partition plate, and a through hole forming overflow opening 5 is arranged above the cement partition plate separating the water distribution box 1 and the water storage tank 4; a closed filter plate 6 of a plate-shaped structure is arranged above the water storage tank 4 and beside the overflow port 5, the closed filter plate 6 is divided into an arc surface and a plane part, the upper plane of the plane part of the closed filter plate 6 is flush with the lower surface of the overflow port 5, after one side of the plane part of the closed filter plate 6, which is far away from the overflow port 5, is bent upwards to form an arc surface, the end part of the arc surface is flush with the upper surface of the water storage tank 4, the side of the plane part, which is far away from the overflow port 5, is connected with a carding sealing cover 7 through a hinge, and the carding sealing cover; the water distribution box 1 is externally connected with at least two sewage pipelines 2, and the sewage pipelines 2 are at least provided with a sewage inlet pipeline and a sewage outlet pipeline which are directly connected with a sewage treatment plant; at least one sewage well 3 is connected in series on the sewage inlet pipeline, the interior of the sewage well 3 is communicated with the interior of the sewage inlet pipeline, and a sewage well cover is arranged at the upper part of the sewage well 3; the storage reservoir 4 is externally connected with at least one drainage pipeline 8, the bottom of the drainage pipeline 8 is lower than that of the storage reservoir 4, and the drainage pipeline 8 is directly connected with an urban river channel or lake water storage area; a sealing cover 9 which is made of a cement plate and has a consistent shape is sealed right above the drainage pipeline 8 and the sewage outlet pipeline, and a sewage small-flow rain leakage plate 11 which is made of a cement plate and has a consistent shape is sealed right above the sewage inlet pipeline; a leakage rain board 10 made of cement board and having a consistent shape is covered right above the leakage space of the water storage reservoir 4 (the leakage space of the water storage reservoir 4 refers to a space without the carding cover 7).
Further, the pipe diameter sectional area of the drainage pipe 8 may be set to be more than three times of the pipe diameter sectional area of the sewage pipe 2.
Furthermore, grid holes distributed at equal intervals can be arranged on the arc surface and the plane of the closed filter plate 6 in a penetrating manner; the rain leakage plate 10 is provided with one or more rain leakage holes, and the rain leakage holes are formed by fence-type filter strips at equal intervals; fence-shaped strip holes with equal intervals penetrate through the sewage small-flow rain leaking plate 11.
The sewage pipeline 2 and the sewage well 3 are sewage drainage structures of the city, when the urban rainwater drainage system is used, when the city is not rained or the rainfall is small, rainwater with small rainfall leaks from the sewage small-flow rain leaking plate 11 and the sewage small-flow rain leaking plate 10, the rainwater leaked from the sewage small-flow rain leaking plate 10 enters the water storage tank 4 for collection and is directly drained into the water storage area through the drainage pipeline 8, the rainwater leaked from the sewage small-flow rain leaking plate 11 enters the sewage pipeline 2 for collection, sewage or a small amount of rainwater in the sewage inlet pipeline of the sewage pipeline 2 flows through the water diversion box 1 and then flows into the sewage outlet pipeline of the sewage pipeline 2 through the water diversion box 1 for further drainage, the water storage tank 4 does not participate in the water storage function, when the urban rainfall is large, the sewage pipeline 2 and the drainage pipeline 8 operate at the same time, the water drainage function is jointly born, when the drainage of the sewage pipeline 2 reaches the peak, the water volume in the sewage pipeline 2 is rainwater and a small amount of the sewage, the part of the liquid level in the water division tank 1 communicated with the sewage pipeline 2 and higher than the bottom surface of the overflow port 5 enters the water storage tank 4 after being filtered by the closed filter plate 6 and is discharged to the water storage area by the drainage pipeline 8, when the discharge of the drainage pipeline 8 reaches the peak, the water storage tank 4 enters a temporary water storage state, and the storage part stores rainwater which cannot be discharged in time. (because the ground surface coverage area of the sewage pipeline 2 and the drainage pipeline 8 used at the same time can be maximized, the conveying capacity of the drainage pipeline 8 is far larger than the water delivery capacity of the sewage pipeline 2, the sewage pipeline 2 does not have a water storage structure similar to the water storage tank 4, and the sewage pipeline 2 only processes sewage, so the water delivery capacity is limited, so in order to reduce the drainage burden of the sewage pipeline 2, the intercepting drainage mode is adopted, so the concept of a sponge city is embodied, rainwater can be temporarily stored in the water storage tank 4 in an area with insufficient water delivery capacity, after the rainwater stops, the drainage pipeline 8 with low terrain can gradually drain the water in the water storage tank 4, when the rainfall is large, the closed filter plate 6 can filter large-sized sundries in the sewage pipeline 2, the water storage tank 4 is prevented from entering too large sundries to influence later maintenance, the sundries intercepted by the closed filter plate 6 can be regularly cleaned by opening the carding sealing cover 7 (for convenient observation, the reservoir 4 is smaller than the drain 8, and in fact the reservoir 4 is a large underground storage facility).
While the present invention has been described in detail with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims (3)

1. The utility model provides a sponge city is founded with formula drainage structures that intercepts which characterized in that: the device comprises a water distribution box (1), a water storage tank (4), an overflow port (5), a closed filter plate (6), a carding sealing cover (7), a drainage pipeline (8), a sealing cover (9), a drainage rain leakage plate (10) and a sewage low-flow rain leakage plate (11);
the water distribution box (1) and the water storage reservoir (4) are formed by cement pits arranged underground, the water distribution box (1) and the water storage reservoir (4) are connected into a whole, the water distribution box (1) and the water storage reservoir (4) are separated by a cement partition plate, and a through hole is arranged above the cement partition plate separating the water distribution box (1) and the water storage reservoir (4) to form an overflow opening (5);
a closed filter plate (6) of a plate-shaped structure is arranged above the water storage tank (4) and beside the overflow port (5), the closed filter plate (6) is divided into an arc surface and a plane part, the upper plane of the plane part of the closed filter plate (6) is flush with the lower surface of the overflow port (5), one side of the plane part of the closed filter plate (6), which is far away from the overflow port (5), is bent upwards to form an arc surface, the end part of the arc surface is flush with the upper surface of the water storage tank (4), the side of the plane part, which is far away from the overflow port (5), is connected with a carding sealing cover (7) through a hinge, and the carding sealing cover (7) forms a revolute pair around;
at least two sewage pipelines (2) are externally connected to the water distribution box (1), and the sewage pipelines (2) are at least provided with a sewage inlet pipeline and a sewage outlet pipeline which are directly connected with a sewage treatment plant;
at least one sewage well (3) is connected in series on the sewage inlet pipeline, the interior of the sewage well (3) is communicated with the interior of the sewage inlet pipeline, and a sewage well cover is arranged at the upper part of the sewage well (3);
the storage reservoir (4) is externally connected with at least one drainage pipeline (8), the bottom of the drainage pipeline (8) is lower than that of the storage reservoir (4), and the drainage pipeline (8) is directly connected with an urban river or lake water storage area;
a sealing cover (9) made of a cement plate and having a consistent shape is sealed right above the drainage pipeline (8) and the sewage outlet pipeline, and a sewage low-flow rain leakage plate (11) made of a cement plate and having a consistent shape is sealed right above the sewage inlet pipeline;
a leakage rain board (10) which is made of a cement board and has a consistent shape is sealed right above the leakage space of the water storage reservoir (4).
2. The intercepting type drainage structure for sponge city construction according to claim 1, wherein: the pipe diameter sectional area of the drainage pipeline (8) is more than three times of that of the sewage pipeline (2).
3. The intercepting type drainage structure for sponge city construction according to claim 1, wherein: grid holes distributed at equal intervals are arranged on the arc surface and the plane of the closed filter plate (6) in a penetrating manner; the rain leakage plate (10) is provided with one or more rain leakage holes, and the rain leakage holes consist of fence-type filter strips at equal intervals; fence-shaped strip holes with equal intervals penetrate through the sewage small-flow rain leakage plate (11).
CN201920882285.4U 2019-06-13 2019-06-13 Sponge city is found with formula drainage structures that intercepts Expired - Fee Related CN210507719U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920882285.4U CN210507719U (en) 2019-06-13 2019-06-13 Sponge city is found with formula drainage structures that intercepts

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920882285.4U CN210507719U (en) 2019-06-13 2019-06-13 Sponge city is found with formula drainage structures that intercepts

Publications (1)

Publication Number Publication Date
CN210507719U true CN210507719U (en) 2020-05-12

Family

ID=70578290

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920882285.4U Expired - Fee Related CN210507719U (en) 2019-06-13 2019-06-13 Sponge city is found with formula drainage structures that intercepts

Country Status (1)

Country Link
CN (1) CN210507719U (en)

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Granted publication date: 20200512

Termination date: 20210613