CN113431171B - Environment-friendly rainwater grate for intercepting and shunting initial rainwater and using method - Google Patents
Environment-friendly rainwater grate for intercepting and shunting initial rainwater and using method Download PDFInfo
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- CN113431171B CN113431171B CN202110619374.1A CN202110619374A CN113431171B CN 113431171 B CN113431171 B CN 113431171B CN 202110619374 A CN202110619374 A CN 202110619374A CN 113431171 B CN113431171 B CN 113431171B
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- rainwater
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- pipe
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- 238000000034 method Methods 0.000 title claims abstract description 11
- 239000010865 sewage Substances 0.000 claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 18
- 230000005484 gravity Effects 0.000 claims description 8
- 238000007599 discharging Methods 0.000 claims description 6
- 238000007689 inspection Methods 0.000 claims description 2
- 230000007613 environmental effect Effects 0.000 claims 1
- 239000003344 environmental pollutant Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
- E03F5/06—Gully gratings
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F2201/00—Details, devices or methods not otherwise provided for
- E03F2201/10—Dividing the first rain flush out of the stormwater flow
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Sewage (AREA)
Abstract
The invention discloses an environment-friendly rainwater grate for intercepting and shunting initial rainwater and a using method thereof. Can carry out the reposition of redundant personnel that dams to initial stage rainwater, finally arrange to sewage treatment plant through sewage conduit and handle.
Description
Technical Field
The invention belongs to the field of rain drainage facilities, and particularly discloses an environment-friendly rainwater grate for intercepting and shunting initial rainwater and a using method thereof.
Background
The urban downtown area ground pollutant is more, and the rainfall initial stage, rainwater have dissolved a large amount of polluting gas in the air, after landing, owing to erode ground, roofing again for contain a large amount of pollutants in the initial stage rainwater, the pollution degree surpasss ordinary urban domestic sewage even. If the sewage is directly discharged into a river channel through a rainwater pipe, the water supply environment is polluted.
Disclosure of Invention
The invention aims to solve the defects in the background art, and provides an environment-friendly rainwater grate for intercepting and shunting initial rainwater and a using method thereof, wherein the environment-friendly rainwater grate can intercept and shunt the initial rainwater and finally discharge the initial rainwater to a sewage treatment plant for treatment through a sewage pipeline.
In order to achieve the technical features, the invention is realized as follows: the rainwater intercepting device comprises an outer shell, an inner sleeve is installed in the outer shell in a hanging mode through an elastic connecting piece, an intercepting cover plate used for intercepting initial rainwater is arranged between the outer shell and the inner sleeve, an inner cover plate is arranged at the center of the top of the inner sleeve, a rainwater discharging pipe is arranged at the bottom of the outer shell, and the bottom of the outer shell is communicated with the initial rainwater intercepting pipe.
The elastic connecting piece adopts an elastic rope or a spring and utilizes the self gravity to adjust and control.
The closure cover plate is provided with uniformly distributed through holes.
And a vertical U-shaped pipe for realizing siphon is arranged on the rainwater discharge pipe.
The initial rainwater intercepting pipe is provided with a gate, and the gate is connected with the inner sleeve through a connecting rod.
And a trap is arranged on the initial rainwater intercepting pipe.
The initial rainwater intercepting pipe is connected with a municipal sewage pipeline, and the rainwater discharging pipe is connected with the municipal sewage pipeline.
A use method of an environment-friendly rainwater grate for intercepting and shunting initial rainwater comprises the following steps:
in the early stage of rainfall, rainwater in the initial stage is gradually collected near a rainwater grate and firstly enters a space between an inner sleeve and an outer shell of the rainwater grate through a closure cover plate;
step two, discharging initial rainwater to a municipal sewage pipeline through an initial rainwater intercepting pipe after the initial rainwater enters a rainwater grate;
step three, with the continuous rainfall, the rainwater flow is larger and larger, and the rainwater enters the rainwater grate inner sleeve after passing through the closure cover plate; the rainwater in the inner sleeve of the rainwater grate is more and more influenced by the gravity of the rainwater grate and falls to the bottom of the outer shell of the rainwater grate, and the gate of the initial rainwater intercepting pipe is controlled to be closed through the connecting rod; at the moment, the interception cover plate and the inner cover plate of the rainwater grate are filled with water, and the water level in the rainwater grate is higher and higher;
step four, when the water level is higher than the pipe top of the vertical U-shaped pipe, rainwater begins to be discharged to form inverted siphons, rainwater in the rainwater grate shell is completely discharged, the rainwater grate inner sleeve is still full of water, and a pipe gate for intercepting the initial rainwater is still closed; with the continuous rainfall, the water level continues to rise, and the process is repeated; the inner sleeve of the rain grate can make sure that the initial rain is only cut off and divided once and the initial rain which is rained again after stopping in the same rainfall period is not cut off again when the rain grate falls for a long time and the rainfall period is intermittent;
and step five, after the rainfall period is finished, removing or naturally evaporating the rainwater in the inner sleeve of the rainwater grate when the rainwater is manually inspected, ensuring that the inner sleeve is reset under the action of the elastic connecting piece, and opening the gate so as to facilitate the rainwater interception of the next initial stage.
The invention has the following beneficial effects:
1. the environment-friendly rainwater grate provided by the invention can intercept and shunt initial rainwater, and finally discharge the initial rainwater to a sewage treatment plant for treatment through a sewage pipeline; and can guarantee that middle and later stage rainwater does not get into municipal sewage pipeline, middle and later stage rainwater gets into municipal rainwater pipeline. .
2. The rainwater grate outer shell and the rainwater grate inner sleeve are used for facility control, so that the initial rainwater interception and diversion is realized, the conventional rainwater grate structure is used as the outer shell, and the rainwater grate inner sleeve is hung in the rainwater grate outer sleeve.
3. The rainwater grate inner sleeve is controlled and adjusted by utilizing the self gravity of the rainwater grate inner sleeve, and the initial rainwater interception pipe gate is controlled by the connecting rod.
4. Initial rainwater can be intercepted through the intercepting cover plate.
5. The inverted siphon formed by arranging the vertical U-shaped pipes ensures the effect of intercepting and shunting initial rainwater and ensures that the initial rainwater cannot be discharged into a municipal rainwater pipeline; guarantee that middle and later stage rainwater can not discharge into municipal sewage pipeline.
Drawings
Fig. 1 is a top plan view of the present invention.
Fig. 2 is a bottom plan view of the present invention.
Fig. 3 is a view a-a of fig. 2 of the present invention.
Fig. 4 is a view B-B of fig. 2 of the present invention.
Fig. 5 is a view of the invention from fig. 2 taken at the beginning of rain C-C.
Fig. 6 is a view of the present invention taken at C-C of fig. 2 during a late stage of rain.
In the figure: the device comprises an outer shell 1, an inner sleeve 2, a closure cover plate 3, an inner cover plate 4, an initial rainwater closure pipe 5, a rainwater discharge pipe 6, a vertical U-shaped pipe 7, a connecting rod 8 and a gate 9.
Detailed Description
Embodiments of the present invention will be further described with reference to the accompanying drawings.
Example 1:
referring to fig. 1-6, the environment-friendly rainwater grate for intercepting and shunting initial rainwater comprises an outer shell 1, an inner sleeve 2 is installed inside the outer shell 1 in a hanging mode through an elastic connecting piece, an intercepting cover plate 3 used for intercepting the initial rainwater is arranged between the outer shell 1 and the inner sleeve 2, an inner cover plate 4 is arranged in the center of the top of the inner sleeve 2, a rainwater discharge pipe 6 is arranged at the bottom of the outer shell 1, and the bottom of the outer shell 1 is communicated with an initial rainwater intercepting pipe 5. Can carry out the reposition of redundant personnel that dams to initial stage rainwater, finally arrange to sewage treatment plant through sewage conduit and handle.
Furthermore, the elastic connecting piece adopts an elastic rope or a spring and utilizes the self gravity to adjust and control.
Preferably, the initial elastic force of the elastic string or the spring is greater than the gravity of the inner sleeve 2, and the elastic force is less than the total weight of the inner sleeve and the water after the inner sleeve 2 is filled with the water, so that the inner sleeve can automatically fall. Thereby driving the connecting rod 8 and controlling the gate 9 to close.
Furthermore, the closure cover plate 3 is provided with uniformly distributed through holes. Can be used for assembling the rainwater through the through-hole, the through-hole area can be adjusted according to catchment area size moreover.
Further, a vertical U-shaped pipe 7 for realizing siphon is arranged on the rainwater discharge pipe 6. Can realize the automatic of rainwater through the siphon principle through setting up vertical U type pipe 7 and discharge to guarantee that the initial stage rainwater can not discharge municipal rainwater pipeline.
Further, a gate 9 is arranged on the initial rainwater intercepting pipe 5, and the gate 9 is connected with the inner sleeve 2 through a connecting rod 8. The gate can be conveniently controlled by the connecting rod 8.
Further, a trap is mounted on the initial rainwater intercepting pipe 5. The odor is blocked by the trap.
Further, the initial rainwater shutoff pipe 5 is connected with a municipal sewage pipeline, and the rainwater discharge pipe 6 is connected with the municipal sewage pipeline. By the connection mode, the initial rainwater can be conveniently intercepted and collected, and the initial rainwater can be prevented from being discharged into a municipal rainwater pipeline; can discharge middle and later stage rainwater to guarantee that middle and later stage rainwater can not discharge into municipal sewage pipeline.
Example 2:
a use method of an environment-friendly rainwater grate for intercepting and shunting initial rainwater comprises the following steps:
in the early stage of rainfall, the initial rainwater is gradually gathered near the rainwater grate and firstly enters the space between the inner sleeve 2 and the outer shell 1 of the rainwater grate through the closure cover plate 3;
step two, discharging initial rainwater to a municipal sewage pipeline through an initial rainwater intercepting pipe 5 after the initial rainwater enters the rainwater grate;
step three, with the continuous rainfall, the rainwater flow is larger and larger, and the rainwater enters the rainwater grate inner sleeve 2 after passing through the closure cover plate 3; the rainwater in the inner rainwater grate sleeve 2 falls to the bottom of the rainwater grate shell under the influence of self gravity as the rainwater is more and more, and the initial rainwater intercepting pipe gate 9 is controlled to be closed through the connecting rod 9; at the moment, the closure cover plate 3 and the inner cover plate 4 of the rainwater grate are filled with water, and the water level in the rainwater grate is higher and higher;
step four, when the water level is higher than the pipe top of the vertical U-shaped pipe 7, rainwater begins to be discharged to form inverted siphon, the rainwater in the rainwater grate outer shell 1 is completely discharged, the rainwater grate inner sleeve 2 is still full of water, and the pipe gate 9 of the initial rainwater interception 5 is still closed; with the continuous rainfall, the water level continues to rise, and the process is repeated; the inner rainwater grate sleeve 2 can be used for ensuring that the initial rainwater is only cut off and shunted once in a long-time rainfall and the rainfall period is intermittent, so that the initial rainwater which is rained again after the rainwater stops in the same rainfall period can not be cut off again;
and step five, after the rainfall period is finished, the rainwater in the inner sleeve 2 of the rainwater grate is removed or naturally evaporated during manual inspection, the inner sleeve 2 is enabled to reset under the action of the elastic connecting piece, and the gate 9 is opened so as to facilitate the rainwater interception in the initial period next time.
Claims (5)
1. The utility model provides an environmental protection rainwater grate that reposition of redundant personnel dams initial stage rainwater, its characterized in that: the rainwater intercepting device comprises a shell (1), wherein an inner sleeve (2) is installed in the shell (1) in a hanging mode through an elastic connecting piece, an intercepting cover plate (3) used for intercepting initial rainwater is arranged between the shell (1) and the inner sleeve (2), an inner cover plate (4) is arranged in the center of the top of the inner sleeve (2), a rainwater discharging pipe (6) is arranged at the bottom of the shell (1), and the bottom of the shell (1) is communicated with an initial rainwater intercepting pipe (5);
the closure cover plate (3) is provided with uniformly distributed through holes;
a vertical U-shaped pipe (7) for realizing siphon is arranged on the rainwater discharge pipe (6);
the initial rainwater intercepting pipe (5) is provided with a gate (9), and the gate (9) is connected with the inner sleeve (2) through a connecting rod (8).
2. The environment-friendly rainwater grate for intercepting and distributing initial rainwater according to claim 1, characterized in that: the elastic connecting piece adopts an elastic rope or a spring and utilizes the self gravity to adjust and control.
3. The environment-friendly rainwater grate for intercepting and distributing initial rainwater according to claim 1, characterized in that: and a trap is arranged on the initial rainwater intercepting pipe (5).
4. The environment-friendly rainwater grate for intercepting and distributing initial rainwater according to claim 1 is characterized in that: the initial rainwater intercepting pipe (5) is connected with a municipal sewage pipeline, and the rainwater discharging pipe (6) is connected with the municipal sewage pipeline.
5. The use method of the environment-friendly rainwater grate for intercepting and shunting the initial rainwater according to any one of claims 1 to 4 is characterized by comprising the following steps:
in the early stage of rainfall, the initial rainwater is gradually gathered near the rainwater grate and firstly enters the space between the inner sleeve (2) and the outer shell (1) of the rainwater grate through the closure cover plate (3);
step two, the initial rainwater enters the rainwater grate and is discharged to a municipal sewage pipeline through an initial rainwater intercepting pipe (5);
step three, with the continuous rainfall, the rainwater flow is larger and larger, and the rainwater enters the rainwater grate inner sleeve (2) after passing through the closure cover plate (3); as more and more rainwater is in the inner rainwater grate sleeve (2), the rainwater falls to the bottom of the rainwater grate shell under the influence of self gravity, and meanwhile, the initial rainwater intercepting pipe gate (9) is controlled to be closed through the connecting rod (8); at the moment, the closure cover plate (3) and the inner cover plate (4) of the rainwater grate are filled with water, and the water level in the rainwater grate is higher and higher;
step four, when the water level is higher than the top of the vertical U-shaped pipe (7), rainwater begins to be discharged to form inverted siphon, rainwater in the rainwater grate shell (1) is completely discharged, the rainwater grate inner sleeve (2) is still full of water, and a pipe gate (9) of the initial rainwater closure (5) is still closed; with the continuous rainfall, the water level continues to rise, and the process is repeated; the inner rainwater grate sleeve (2) can be used for ensuring that rainwater in the initial stage is only intercepted and shunted once when the rainwater falls for a long time and the rainfall period is intermittent, so that the initial rainwater which falls again in the same rainfall period after the rainwater stops is intercepted again;
and step five, after the rainfall period is finished, the rainwater in the inner sleeve (2) of the rainwater grate is removed or naturally evaporated during manual inspection, the inner sleeve (2) is enabled to reset under the action of the elastic connecting piece, and the gate (9) is opened so as to facilitate the rainwater closure at the initial stage next time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110619374.1A CN113431171B (en) | 2021-06-03 | 2021-06-03 | Environment-friendly rainwater grate for intercepting and shunting initial rainwater and using method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110619374.1A CN113431171B (en) | 2021-06-03 | 2021-06-03 | Environment-friendly rainwater grate for intercepting and shunting initial rainwater and using method |
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| Publication Number | Publication Date |
|---|---|
| CN113431171A CN113431171A (en) | 2021-09-24 |
| CN113431171B true CN113431171B (en) | 2022-06-03 |
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| CN202110619374.1A Active CN113431171B (en) | 2021-06-03 | 2021-06-03 | Environment-friendly rainwater grate for intercepting and shunting initial rainwater and using method |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111622331A (en) * | 2020-05-19 | 2020-09-04 | 同济大学 | Seepage type automatic reset rainwater discarding well |
| CN211735677U (en) * | 2020-01-31 | 2020-10-23 | 中原工学院 | A environmental protection siphon drainage structures for building |
| CN215253342U (en) * | 2021-06-03 | 2021-12-21 | 长江生态环保集团有限公司 | Environment-friendly rainwater grate for intercepting and shunting initial rainwater |
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- 2021-06-03 CN CN202110619374.1A patent/CN113431171B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211735677U (en) * | 2020-01-31 | 2020-10-23 | 中原工学院 | A environmental protection siphon drainage structures for building |
| CN111622331A (en) * | 2020-05-19 | 2020-09-04 | 同济大学 | Seepage type automatic reset rainwater discarding well |
| CN215253342U (en) * | 2021-06-03 | 2021-12-21 | 长江生态环保集团有限公司 | Environment-friendly rainwater grate for intercepting and shunting initial rainwater |
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| CN113431171A (en) | 2021-09-24 |
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