CN110725384B - A combined sewer network overflow rainwater interception device - Google Patents
A combined sewer network overflow rainwater interception device Download PDFInfo
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- CN110725384B CN110725384B CN201911022528.8A CN201911022528A CN110725384B CN 110725384 B CN110725384 B CN 110725384B CN 201911022528 A CN201911022528 A CN 201911022528A CN 110725384 B CN110725384 B CN 110725384B
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- pipe network
- water outlet
- fine grid
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 71
- 239000010865 sewage Substances 0.000 claims abstract description 30
- 230000001105 regulatory effect Effects 0.000 claims abstract description 21
- 239000003344 environmental pollutant Substances 0.000 claims abstract description 17
- 231100000719 pollutant Toxicity 0.000 claims abstract description 17
- 238000007667 floating Methods 0.000 claims description 16
- 244000185238 Lophostemon confertus Species 0.000 claims description 15
- 230000026058 directional locomotion Effects 0.000 claims description 8
- 230000009471 action Effects 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 5
- 230000008859 change Effects 0.000 claims description 3
- 239000002245 particle Substances 0.000 abstract description 6
- 239000007787 solid Substances 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000008239 natural water Substances 0.000 description 2
- 230000000750 progressive effect Effects 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 239000011384 asphalt concrete Substances 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000033001 locomotion Effects 0.000 description 1
- 244000052769 pathogen Species 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F3/00—Sewer pipe-line systems
- E03F3/02—Arrangement of sewer pipe-lines or pipe-line systems
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/14—Devices for separating liquid or solid substances from sewage, e.g. sand or sludge traps, rakes or grates
Landscapes
- 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)
- Sliding Valves (AREA)
Abstract
本发明公开了一种合流制管网溢流雨水截污装置，包括合流制管网、防洪闸门、粗格栅、浮控调流阀和水力平板细格栅；合流制管网设置有进水口和出水口；防洪闸门控制合流制管网内发生溢流时的水位或压差；粗格栅阻隔污水中的大体量污染物；浮控调流阀设置在粗格栅与水力平板细格栅之间；水力平板细格栅，通过水力平板细格栅进行污染物集中收集处理。本发明结构简单合理，在合流制管网中依据水流的方向依次设置有粗格栅、浮控调流阀和水力平板细格栅进行循序渐进的截污，用于截留污水中大体量污染物以及悬浮物等，而且水力平板细格栅上设置有毛刷使得每个格栅截留区的颗粒可以得到清除释放，减少格栅堵塞的问题。
The present invention discloses a combined sewer network overflow rainwater interception device, including a combined sewer network, a flood control gate, a coarse grid, a float-controlled flow regulating valve and a hydraulic flat plate fine grid; the combined sewer network is provided with a water inlet and a water outlet; the flood control gate controls the water level or pressure difference when overflow occurs in the combined sewer network; the coarse grid blocks large-volume pollutants in sewage; the float-controlled flow regulating valve is arranged between the coarse grid and the hydraulic flat plate fine grid; the hydraulic flat plate fine grid is used to collect and treat pollutants in a centralized manner. The present invention has a simple and reasonable structure, and coarse grids, float-controlled flow regulating valves and hydraulic flat plate fine grids are arranged in sequence in the combined sewer network according to the direction of water flow to intercept sewage in a step-by-step manner, and are used to intercept large-volume pollutants and suspended solids in sewage, and brushes are arranged on the hydraulic flat plate fine grid so that particles in each grid interception area can be cleared and released, reducing the problem of grid blockage.
Description
Technical Field
The invention relates to the technical field of sewage interception of a confluence pipe network, in particular to a rainwater sewage interception device for overflow of a confluence pipe network.
Background
In the early period of rainfall, a large amount of acidic gases, automobile exhaust, factory exhaust and other pollutant gases in the air are dissolved in the rainwater, and after the rainwater falls on the ground, the asphalt felt roof, asphalt concrete roads, construction sites and the like are flushed, so that the early rain contains a large amount of pollutants such as organic matters, pathogens, heavy metals, grease, suspended solids and the like, the pollution degree of the early rain is higher, the pollution degree of the early rain is usually higher than that of common urban sewage, and if the early-stage rainwater is directly discharged into a natural water body, the water body is polluted seriously, so that the early rain is required to be treated. At present, a closure pipe network system is generally adopted to intercept primary rain to a sewage pipeline and send the sewage pipeline to a sewage treatment plant for purification treatment, the pollution degree of rainwater in the later period of rainfall is light, suspended matters and solid particle impurities in water are intercepted through pretreatment and then are directly discharged into a natural water body, but the conventional primary rain closure facility has the following defects that 1) the closure equipment is complex in structure and high in operation difficulty, and 2) particularly equipment for intercepting the rainwater before discharge is easy to block.
Therefore, in order to overcome the defects and shortcomings in the background technology, the invention provides the rainwater sewage interception device for the overflow of the confluent pipe network, which is used for intercepting sewage in a step-by-step manner through the coarse grids and the fine grids of the hydraulic flat plate, so that the general pollutants, suspended matters and the like in the sewage are intercepted, and the fine grids of the hydraulic flat plate are provided with the brushes, so that particles in interception areas of each grid can be cleared and released, and the problem of grid blockage is reduced.
Disclosure of Invention
The invention aims to provide a rainwater and sewage interception device for overflow of a converging pipe network.
The invention is realized by the following technical scheme:
a rainwater sewage interception device for overflow of a confluent pipe network comprises a confluent pipe network, a flood control gate, a coarse grid, a floating control flow regulating valve and a hydraulic flat fine grid;
the combined pipe network is provided with a water inlet and a water outlet, one side of the water inlet of the combined pipe network is provided with a flood control gate, and a coarse grid, a floating control flow regulating valve and a hydraulic flat fine grid are sequentially arranged in the combined pipe network according to the direction of water flow;
the flood control gate controls the water level or pressure difference when overflow occurs in the combined pipe network;
The coarse grating is arranged opposite to a water inlet of the combined pipe network and used for blocking a large amount of pollutants in the sewage;
The floating control flow regulating valve is arranged between the coarse grid and the hydraulic flat fine grid, so that the blocked sewage with a large amount of pollutants is ensured to be sent to the hydraulic flat fine grid at a constant flow or opening and closing degree;
The hydraulic flat fine grid is arranged opposite to the water outlet of the confluence pipe network, and the pollutant is collected and treated in a concentrated way through the hydraulic flat fine grid.
Further, the floating control flow regulating valve comprises a valve seat, a valve and a pontoon, a water outlet is formed in the valve seat, a rotating shaft is arranged on one side of the water outlet of the valve seat, the valve and the pontoon are arranged on the rotating shaft, and the pontoon drives the rotating shaft to rotate through the change of water level so that the valve rotates to open or close the water outlet of the valve seat.
Further, a group of notches are formed in two sides of the valve, one notch coincides with the water outlet on the valve seat to completely open the water outlet, and a gap is reserved between the other notch and the water outlet through the notch when the valve is closed so as to facilitate lifting of the valve.
Further, the hydraulic flat fine grid comprises a flat fine grid, a brush assembly mounted on the flat fine grid and moving in an oriented manner on the flat fine grid, and a hydraulic cylinder mounted on the flat fine grid and used for driving the brush assembly to move in an oriented manner.
Further, a plurality of grating interception areas are arranged on the flat fine grating, the brush assembly covers the grating interception areas, and plugs in the corresponding grating interception areas are washed back and forth through directional movement.
Further, the brush assembly comprises a plurality of brush boxes and supporting rods, the brush boxes are connected with each other through the supporting rods to form an integral structure, and the hydraulic cylinder drives the integral structure to move so as to realize directional movement of the brush assembly.
Further, the tops of the brush boxes are connected with a connecting rod, the connecting rod is connected with a hydraulic rod of a hydraulic cylinder, and the connecting rod is driven by linear reciprocating action of the hydraulic rod to drive the brush boxes and the supporting rods to form an integral structure for directional movement.
The invention has the beneficial effects that the structure is simple and reasonable, the coarse grids, the floating control flow regulating valve and the hydraulic flat fine grids are sequentially arranged in the confluence pipe network according to the water flow direction to carry out progressive sewage interception, the sewage interception device is used for intercepting a large amount of pollutants, suspended matters and the like in sewage, and the hairbrushes are arranged on the hydraulic flat fine grids, so that particles in interception areas of each grid can be cleared and released, and the problem of grid blockage is reduced.
Drawings
Fig. 1 is a schematic structural view of the present invention.
FIG. 2 is a schematic diagram of a floating control flow regulating valve according to the present invention.
FIG. 3 is a schematic diagram of another embodiment of a float control flow regulating valve according to the present invention.
FIG. 4 is a schematic view of a hydraulic flat fine grid according to the present invention.
Fig. 5 is a schematic view of another construction of the hydraulic flat fine grid of the present invention.
Wherein:
1. Converging pipe networks;
11. A water inlet;
12. A water outlet;
2. flood control gate;
3. A coarse grid;
4. A floating control flow regulating valve;
41. A valve seat;
411. A water outlet;
42. a valve;
421. a notch;
43. A pontoon;
44. a rotating shaft;
45. a limit structure;
451. A shaft mounting hole;
4511. A limiting block;
4512. a slope I;
4513. an inclined plane II;
4514. A clamping groove;
452. A swivel sleeve;
4521. a limit protrusion;
5. The hydraulic flat fine grid is 51, flat fine grid;
511. a grating interception area;
52. A brush assembly;
521. mao Shuahe;
522. A support rod;
523. A connecting rod;
53. and a hydraulic cylinder.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Examples of the embodiments are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements throughout or elements having like or similar functionality. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed, mechanically connected, electrically connected, directly connected, indirectly connected via an intervening medium, or in communication between two elements or in an interaction relationship between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
The rainwater and sewage interception device for the overflow of the confluent pipe network, as shown in fig. 1 to 5, comprises a confluent pipe network 1, a flood control gate 2, a coarse grid 3, a floating control flow regulating valve 4 and a hydraulic flat fine grid 5;
the combined pipe network 1 is provided with a water inlet 11 and a water outlet 12, one side of the water inlet 11 of the combined pipe network 1 is provided with a flood control gate 2, and a coarse grid 3, a floating control flow regulating valve 4 and a hydraulic flat fine grid 5 are sequentially arranged in the combined pipe network 1 according to the direction of water flow;
The flood control gate 2 controls the water level or the pressure difference when overflow occurs in the confluence pipe network 1;
The coarse grid 3 is arranged opposite to the water inlet 11 of the combined pipe network 1 and used for blocking the general amount of pollutants in the sewage;
The floating control flow regulating valve 4 is arranged between the coarse grille 3 and the hydraulic flat fine grille 5, so that the sewage with the blocked pollutant in general quantity is ensured to be sent to the hydraulic flat fine grille 5 at a constant flow rate or opening and closing degree;
The hydraulic flat fine grid 5 is arranged opposite to the water outlet 12 of the confluence pipe network 1, and the pollutant is collected and treated in a concentrated way through the hydraulic flat fine grid 5.
In this embodiment, the float control flow regulating valve 4 includes a valve seat 41, a valve 42 and a float 43, the valve seat 41 is provided with a water outlet 411, the valve seat 41 is provided with a rotating shaft 44 at one side of the water outlet 411, the valve 42 and the float 43 are installed on the rotating shaft 44, the float 43 drives the rotating shaft 44 to rotate through the change of the water level so that the valve 42 rotates to open or close the water outlet 411 of the valve seat 41;
More specifically, a group of notches 421 are arranged on two sides of the valve 42, one notch 421 is overlapped with the water outlet 411 on the valve seat 41 to fully open the water outlet 411, a gap is reserved between the other notch 421 and the notch 421 when the valve 42 is closed so as to facilitate the lifting of the valve 42, if the notch 421 is not arranged on the valve 42, the valve 42 is required to be rotated by a larger angle to completely rotate away from the water outlet 411 so as to fully open the water outlet 411, however, the notch 421 is arranged on the valve 42, the water outlet 411 can be fully opened as long as the water outlet 411 is overlapped with the notch 421 on the valve 42 by a certain angle, the water outlet 411 of the valve seat 41 is fully opened by the notch 421 when the pontoon 43 reaches the highest position, and the notch 421 on the other side is reserved with a gap when the valve 42 is closed so as to be lifted next time;
A limit structure 45 is arranged between the rotating shaft 44 and the valve seat 41, the limit structure 45 comprises a rotating shaft mounting hole 451 arranged on the valve seat 41 and a rotating shaft sleeve 452 arranged at one end of the rotating shaft 44, the rotating shaft sleeve 452 is arranged at one end of the rotating shaft 44, and the rotating shaft 44 is rotatably arranged in the rotating shaft mounting hole 451 through the rotating shaft sleeve 452;
a pair of limiting blocks 4511 are arranged on the inner side wall of the rotating shaft mounting hole 451, each limiting block 4511 comprises a bevel I4512 and a bevel II4513, and a clamping groove 4514 is formed between the bevel I4512 and the bevel II 4513;
A pair of limiting protrusions 4521 matched with the clamping grooves 4514 are arranged on the rotating shaft sleeve 452, and the rotating shaft sleeve 452 rotates to enable the limiting protrusions 4521 to slide on the inclined planes I4512 and II4513 and finally clamp in the clamping grooves 4514;
In actual use, the water level rises, the pontoon 43 moves upwards to drive the rotating shaft 44 to rotate, so that the limit protrusion 4521 on the rotating shaft sleeve 452 is separated from the clamping groove 4514 and separated from the limit block 4511, the valve 42 is lifted and gradually opens the water outlet 411 along with the increase of the water level until the water outlet 411 is completely opened;
The water level drops, the pontoon 43 moves downwards to drive the rotating shaft 44 to rotate in the opposite direction, so that the valve 42 gradually closes the water outlet 411, the limiting protrusion 4521 slides on the inclined plane I4512 and finally is clamped in the clamping groove 4514, the valve 42 is in a closed state and a gap is reserved, and even if the limiting protrusion 4521 slides on the inclined plane II4513 due to overlarge rotating action, the limiting protrusion 4521 automatically slides into the clamping groove 4514 to close and leave the gap.
In the present embodiment, the hydraulic flat fine grid 5 includes a flat fine grid 51, a brush assembly 52 mounted on the flat fine grid 51 and moving in an oriented manner on the flat fine grid, and a hydraulic cylinder 53 mounted on the flat fine grid 51 for driving the brush assembly 52 to move in an oriented manner;
the flat fine grating 51 is provided with a plurality of grating interception areas 511, the brush assembly 52 covers the plurality of grating interception areas 511, and plugs in the corresponding grating interception areas 511 are washed back and forth through directional movement;
More specifically, the brush assembly 52 includes a plurality of brush boxes 521 and a supporting rod 522, the brush boxes 521 are connected by the supporting rod 522 to form an integral structure, the hydraulic cylinder 53 drives the integral structure to move to realize the directional movement of the brush assembly 52, the tops of the brush boxes 521 are connected with a connecting rod 523, the connecting rod 523 is connected with a hydraulic rod of the hydraulic cylinder 53, and the connecting rod 523 is driven by the linear reciprocating motion of the hydraulic rod to drive the integral structure formed by Mao Shuahe and the supporting rod 522 to move directionally.
The directional movement of the whole structure of the brush assembly 52 is realized by a connecting rod 523, the tops of a plurality of brush boxes 521 are commonly connected with a connecting rod 523, the connecting rod 523 is connected with a hydraulic rod of a hydraulic cylinder 53, and the connecting rod 523 is driven by the linear reciprocating action of the hydraulic rod to drive Mao Shuahe to drive the whole structure formed by the 521 and the supporting rod 522 to move in a directional manner;
Two ends of the single Mao Shuahe 521 are provided with sliding seats which slide on the guide rail shafts, a brush is arranged in the brush box 521 and protrudes out of the bottom of the Mao Shuahe 521 to be used for brushing the grating racks in the grating interception area 511, so that the inner plugs in the grating rack gaps are removed and released, and the problem of grating rack blocking is effectively prevented;
The hydraulic flat fine grid 5 is opposite to the water outlet 12 of the confluence pipe network 1, water sent by the floating control flow regulating valve 4 passes through the grid racks from the bottom of the flat fine grid 51 and flows out from the upper part, and a preferred embodiment is that 4 grid interception areas 511 are arranged to divide the water flow into four strands, the width of each grid interception area 511 is 65cm, 4 brush boxes 521,4 are connected with each other through 3 supporting rods 522 in the grid interception area 511, a linear reciprocating action driving connecting rod 523 of the hydraulic rod drives the whole brush assembly 52 to reciprocate, so that Mao Shuahe brushes in the brush boxes 521 extend into gaps of the corresponding grid interception areas 511, particles blocked in the gaps of the grid racks are cleared and released, and the problem of blocking of the flat fine grid 51 is prevented.
The invention has the beneficial effects that the structure is simple and reasonable, the coarse grids, the floating control flow regulating valve and the hydraulic flat fine grids are sequentially arranged in the confluence pipe network according to the water flow direction to carry out progressive sewage interception, the sewage interception device is used for intercepting a large amount of pollutants, suspended matters and the like in sewage, and the hairbrushes are arranged on the hydraulic flat fine grids, so that particles in interception areas of each grid can be cleared and released, and the problem of grid blockage is reduced.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. The rainwater and sewage interception device for the overflow of the confluent pipe network is characterized by comprising the confluent pipe network, a flood control gate, a coarse grid, a floating control flow regulating valve and a hydraulic flat fine grid;
the combined pipe network is provided with a water inlet and a water outlet, one side of the water inlet of the combined pipe network is provided with a flood control gate, and a coarse grid, a floating control flow regulating valve and a hydraulic flat fine grid are sequentially arranged in the combined pipe network according to the direction of water flow;
the flood control gate controls the water level or pressure difference when overflow occurs in the combined pipe network;
The coarse grating is arranged opposite to a water inlet of the combined pipe network and used for blocking a large amount of pollutants in the sewage;
The floating control flow regulating valve is arranged between the coarse grid and the hydraulic flat fine grid, so that the blocked sewage with a large amount of pollutants is ensured to be sent to the hydraulic flat fine grid at a constant flow or opening and closing degree;
the hydraulic flat fine grid is arranged opposite to the water outlet of the confluence pipe network, and the pollutant is collected and treated in a concentrated way through the hydraulic flat fine grid;
The floating control flow regulating valve comprises a valve seat, a water outlet is formed in the valve seat, a rotating shaft is arranged on one side of the water outlet of the valve seat, a valve and a pontoon are mounted on the rotating shaft, and the pontoon drives the rotating shaft to rotate through the change of water level so that the valve rotates to open or close the water outlet of the valve seat;
the water level rises, the pontoon moves upwards to drive the rotating shaft to rotate, so that the limiting protrusion on the rotating shaft sleeve is separated from the clamping groove and leaves the limiting block, the valve is lifted, and the water outlet is gradually opened along with the increase of the water level until the water outlet is completely opened;
The water level is lowered, the pontoon moves downwards to drive the rotating shaft to rotate in the opposite direction, so that the valve gradually closes the water outlet, the limiting protrusion slides on the inclined plane I and slides on the inclined plane I to be finally clamped in the clamping groove, the valve is in a closed state and a gap is reserved, and even if the limiting protrusion slides on the inclined plane II due to overlarge rotating action, the limiting protrusion automatically slides into the clamping groove to close and leave the gap;
Two sides of the valve are provided with a group of notches, one notch coincides with the water outlet on the valve seat to completely open the water outlet, and the other notch is provided with a gap through the notch when the valve is closed so as to facilitate the lifting of the valve;
the hydraulic flat fine grid comprises a flat fine grid, a brush assembly mounted on the flat fine grid and moving on the flat fine grid in an oriented mode, and a hydraulic cylinder mounted on the flat fine grid and used for driving the brush assembly to move in an oriented mode.
2. The overflow rainwater dirt-intercepting device for a confluent pipe network as claimed in claim 1, wherein a plurality of grid intercepting areas are arranged on the flat fine grid, the brush assembly covers the grid intercepting areas, and plugs in the corresponding grid intercepting areas are washed back and forth through directional movement.
3. The overflow rainwater sewage interception device of a confluent pipe network of claim 2, wherein the brush assembly comprises a plurality of brush boxes and supporting rods, the brush boxes are connected with each other through the supporting rods to form an integral structure, and the hydraulic cylinder drives the integral structure to move so as to realize directional movement of the brush assembly.
4. The overflow rainwater dirt-intercepting device for a confluent pipe network according to claim 3, wherein the tops of the brush boxes are connected with a connecting rod, the connecting rod is connected with a hydraulic rod of a hydraulic cylinder, and the connecting rod is driven by linear reciprocating action of the hydraulic rod to drive the connecting rod to drive the brush boxes and the supporting rods to form an integral structure to move directionally.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911022528.8A CN110725384B (en) | 2019-10-25 | 2019-10-25 | A combined sewer network overflow rainwater interception device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911022528.8A CN110725384B (en) | 2019-10-25 | 2019-10-25 | A combined sewer network overflow rainwater interception device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110725384A CN110725384A (en) | 2020-01-24 |
| CN110725384B true CN110725384B (en) | 2024-12-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911022528.8A Active CN110725384B (en) | 2019-10-25 | 2019-10-25 | A combined sewer network overflow rainwater interception device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110725384B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102808448A (en) * | 2012-08-14 | 2012-12-05 | 上海市城市建设设计研究总院 | Dry weather flow and initial rainwater multifunctional catch basin for combined network |
| CN105401648A (en) * | 2015-12-16 | 2016-03-16 | 武汉圣禹排水系统有限公司 | Self-cleaning horizontal grate |
| CN207715783U (en) * | 2017-12-29 | 2018-08-10 | 鼎蓝水务工程技术（北京）有限公司 | The floating control flow regulating valve of one kind |
| CN211421314U (en) * | 2019-10-25 | 2020-09-04 | 江苏华蕊海绵城市建设有限公司 | Overflow rainwater sewage interception device for combined pipe network |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105625555B (en) * | 2016-02-05 | 2017-11-17 | 武汉圣禹排水系统有限公司 | A kind of rainwater shunting of combined system, regulate and store and processing system |
| CN106499041A (en) * | 2016-10-28 | 2017-03-15 | 同济大学 | A kind of Water Collection Tank in Drainage Pumping Station efficiently cuts dirty system |
| CN108412026B (en) * | 2018-03-19 | 2024-10-29 | 华蓝设计（集团）有限公司 | Hydraulic automatic control intercepting sewer |
-
2019
- 2019-10-25 CN CN201911022528.8A patent/CN110725384B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102808448A (en) * | 2012-08-14 | 2012-12-05 | 上海市城市建设设计研究总院 | Dry weather flow and initial rainwater multifunctional catch basin for combined network |
| CN105401648A (en) * | 2015-12-16 | 2016-03-16 | 武汉圣禹排水系统有限公司 | Self-cleaning horizontal grate |
| CN207715783U (en) * | 2017-12-29 | 2018-08-10 | 鼎蓝水务工程技术（北京）有限公司 | The floating control flow regulating valve of one kind |
| CN211421314U (en) * | 2019-10-25 | 2020-09-04 | 江苏华蕊海绵城市建设有限公司 | Overflow rainwater sewage interception device for combined pipe network |
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|---|---|
| CN110725384A (en) | 2020-01-24 |
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