CN203238759U - Urban water drainage system and water drainage switching device - Google Patents
Urban water drainage system and water drainage switching device Download PDFInfo
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- CN203238759U CN203238759U CN 201320263779 CN201320263779U CN203238759U CN 203238759 U CN203238759 U CN 203238759U CN 201320263779 CN201320263779 CN 201320263779 CN 201320263779 U CN201320263779 U CN 201320263779U CN 203238759 U CN203238759 U CN 203238759U
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Abstract
The utility model discloses an urban water drainage system and a water drainage switching device. The urban water drainage system comprises a sewage pipe, a rain water pipe and the water drainage switching device. The water drainage switching device is provided with a water inlet, a first water outlet, a second water outlet and a switching valve, and the switching valve is used for controlling the communication between the water inlet and the first water outlet as well as between the water inlet and the second water outlet. The water inlet is communicated with a rain water opening in a road, the first water outlet is communicated with the rain water pipe, and the second water outlet is communicated with the sewage pipe. After rain water flow exceeds the predetermined flow in a rainy day, the switching valve works to convert the condition that the water inlet is communicated with the second water outlet into the condition that the water inlet is communicated with the first water outlet. On one hand, the shortcoming that a traditional separating type water drainage system cannot collect and process the initial rain water is overcome, and on the other hand, the problem that a traditional combined type water drainage system is large in investment, big in impact on operation of a sewage plant, prone to causing water body pollution when sewage exceeds the interception ratio and enters the peripheral water bodies and the like is solved. The urban water drainage system and the water drainage switching device are of great practical significances.
Description
Technical field
The utility model relates to the storm-water drainage field, relates in particular a kind of urban sewerage and drainage system and drainage switching device.
Background technology
Urban Drainage System generally comprises two types of combined system and segregation systems, and wherein combined system refers to sewage and rainwater interflow, is sent to together Wastewater Treatment Plant and processes; But under the situation of heavy rain, because rainwater and sewage interflow, the discharging water yield increases considerably, drainage pipe can't bear, Wastewater Treatment Plant also can't process fully simultaneously, so large amount of sewage and the direct overflow of rainwater can only be entered in the river, has caused larger environment pollution.
Thus, China's municipal drainage pipeline newly-built, reconstruction mostly adopts segregation system at present, namely build two pipelines, article one, be storm sewer, article one, be sewage conduct, so rainwater discharges from storm sewer, and sewage discharges from sewage conduct, the outlet of this storm sewer generally is directly to communicate with river, lake or ocean, and the outlet of this sewage conduct then links to each other with Wastewater Treatment Plant.
But, because now air pollution, dust, greasy dirt and cleaning road etc. reason, be drained into when causing it rained just now in the storm sewer water (" early-stage rainwater ") very dirty, even ratio sewage is also dirty, also can cause thus the pollution to environment and water body.
In view of this, the inventor has this case to produce for the defects further investigation of existing urban sewerage and drainage then.
The utility model content
The first purpose of the present utility model is to provide a kind of urban sewerage and drainage system, to solve the problem of " early-stage rainwater " contaminated environment and water body.
In order to reach above-mentioned purpose, solution of the present utility model is:
A kind of urban sewerage and drainage system comprises sewage conduct independent of each other and storm sewer, and the outlet of this sewage conduct links to each other with Wastewater Treatment Plant, and the outlet of this storm sewer is communicated with peripheral water body; Wherein, this urban sewerage and drainage system also comprises drainage switching device, the transfer valve that this drainage switching device has water inlet, the first delivery port, the second delivery port and is used for control water inlet and the first delivery port and the second delivery port connected relation, this water inlet communicates with inlet for stom water on the road, this first delivery port communicates with storm sewer, this second delivery port communicates with sewage conduct, and this transfer valve flows through after the predetermined amount of flow action and switches to water inlet and be communicated with the first delivery port to be communicated with the second delivery port by water inlet when rainy.
Further, this drainage switching device also comprises the sensor that whether rains for sensing, for detection of the controller that flows out the flow transmitter of discharge and be used for the action of control transfer valve from the second water outlet, this sensor, flow transmitter and transfer valve all link to each other with controller.
Another purpose of the present utility model is to provide a kind of drainage switching device, wherein, comprise water inlet, the first delivery port, the second delivery port and the transfer valve that is used for control water inlet and the first delivery port and the second delivery port connected relation, this water inlet communicates with inlet for stom water on the road, this first delivery port communicates with storm sewer, this second delivery port communicates with sewage conduct, and this transfer valve flows through after the predetermined amount of flow action and switches to water inlet and be communicated with the first delivery port to be communicated with the second delivery port by water inlet when rainy.
Further, this drainage switching device also comprises the sensor that whether rains for sensing, for detection of the controller that flows out the flow transmitter of discharge and be used for the action of control transfer valve from the second water outlet, this sensor, flow transmitter and transfer valve all link to each other with controller.
After adopting said structure, the utility model relates to a kind of urban sewerage and drainage system and drainage switching device, it is when rainy, allow first water inlet be communicated with the second delivery port, after if the flow that flows out from the second delivery port reaches predetermined amount of flow, then start transfer valve, allow water inlet be communicated with the first delivery port, because the first delivery port communicates with storm sewer, and the second delivery port communicates with sewage conduct, so " early-stage rainwater " will be disposed in the sewage conduct, and rainwater afterwards then is disposed in the storm sewer, thereby avoid " early-stage rainwater " pollution to environment on the one hand, guarantee also that on the other hand clean rainwater flows directly in the peripheral water body, reduce the investment of drainage pipeline networks, also reduced the workload of Wastewater Treatment Plant, had huge practical significance.
Description of drawings
Fig. 1 is the structural representation that the utility model relates to a kind of urban sewerage and drainage system;
Fig. 2 is the theory diagram that the utility model relates to a kind of drainage switching device.
Among the figure:
Urban sewerage and drainage system 100 sewage conducts 1
Storm sewer 2 drainage switching devices 3
Water inlet 31 first delivery ports 32
The second delivery port 33 transfer valves 34
Inlet for stom water 4 on controller 37 roads
The specific embodiment
In order further to explain the technical solution of the utility model, the utility model is elaborated below by specific embodiment.
As shown in Figure 1, a kind of urban sewerage and drainage system 100 that the utility model relates to, comprise sewage conduct 1 independent of each other and storm sewer 2, the outlet of this sewage conduct 1 links to each other with Wastewater Treatment Plant, the outlet of this storm sewer 2 is communicated with peripheral water body, above-mentioned feature is consistent with existing combined flow system system, therefore be not described in detail.
Improvement of the present utility model is: this urban sewerage and drainage system 100 also comprises drainage switching device 3, this drainage switching device 3 has water inlet 31, the first delivery port 32, the second delivery port 33 and transfer valve 34, this transfer valve 34 is used for control water inlet 31 and the first delivery port 32 and the second delivery port 33 connected relations, namely so that current close to tie up under the two states switches, the first state is that water inlet 31 communicates with the first delivery port 32, and the second state is that water inlet 31 communicates with the second delivery port 33.
Particularly, inlet for stom water 4 passes to the rainwater on the reception channel road mutually on this water inlet 31 and the road, this first delivery port 32 communicates with storm sewer 2, this second delivery port 33 communicates with sewage conduct 1, this transfer valve 34 moves flow through predetermined amount of flow when rainy after, switch to water inlet 31 and be communicated with the first delivery port 32 to be communicated with the second delivery port 33 by water inlet 31, namely switch to the first state by the second state, be about to the road top drainage and switch to and lead to storm sewer 2 by leading to sewage conduct 1.
Like this, when rainy, the urban sewerage and drainage system 100 that the utility model relates to, allow first water inlet 31 be communicated with the second delivery port 33, after if the flow that flows out from the second delivery port 33 reaches predetermined amount of flow, then start transfer valve 34, allow water inlet 31 be communicated with the first delivery port 32, because the first delivery port 32 communicates with storm sewer 2, and the second delivery port 33 communicates with sewage conduct 1, so " early-stage rainwater " will be disposed in the sewage conduct 1, rainwater afterwards then is disposed in the storm sewer 2, thereby has avoided " early-stage rainwater " pollution to environment on the one hand, guarantees also that on the other hand clean rainwater flows directly in the peripheral water body, reduce the workload of Wastewater Treatment Plant, had huge practical significance.
As scheme further, as depicted in figs. 1 and 2, this drainage switching device 3 also comprises sensor 35, flow transmitter 36 and controller 37, whether this sensor 35 is used for sensing and rains, it specifically can adopt humidity sensor or light sensor, judges whether to rain as long as can be used for; 36 of this flow transmitters are for detection of the discharge that flows out from the second delivery port 33; 37 of this controllers are used for 34 actions of control transfer valve, and this sensor 35, flow transmitter 36 and transfer valve 34 all link to each other with controller 37.
The course of work of the present utility model is: sense when being in rainy weather at this sensor 35, this controller 37 is started working, and make transfer valve 34 actions allow the current relation be in the second state, then this flow transmitter 36 begins to add up the discharge that flows out from the second delivery port 33, if discharge is during greater than the predetermined amount of flow of controller 37, this controller 37 will be controlled transfer valve 34 actions, so that the current relation switches to the first state from the second state, namely allow rainwater enter to storm sewer 2.
A kind of mode of choosing as this predetermined amount of flow, that 30m is wide such as road, and be laid with inlet for stom water 4 on 2 roads with regard to symmetry every 30 meters, that that is to say that the rainwater scope that inlet for stom water 4 is responsible for collecting on each road is exactly 15x30=450 square metre, then can detect by doing some, Sometimes When It Rains such as this zone of 450 square metres, after 200 liters rain-out, very clean, this predetermined amount of flow is 200 liters so.
Above-described embodiment and graphic and non-limiting product form of the present utility model and style, any person of an ordinary skill in the technical field all should be considered as not breaking away from patent category of the present utility model to its suitable variation or modification of doing.
Claims (4)
1. a urban sewerage and drainage system comprises sewage conduct independent of each other and storm sewer, and the outlet of this sewage conduct links to each other with Wastewater Treatment Plant, and the outlet of this storm sewer is communicated with peripheral water body; It is characterized in that, this urban sewerage and drainage system also comprises drainage switching device, the transfer valve that this drainage switching device has water inlet, the first delivery port, the second delivery port and is used for control water inlet and the first delivery port and the second delivery port connected relation, this water inlet communicates with inlet for stom water on the road, this first delivery port communicates with storm sewer, this second delivery port communicates with sewage conduct, and this transfer valve flows through after the predetermined amount of flow action and switches to water inlet and be communicated with the first delivery port to be communicated with the second delivery port by water inlet when rainy.
2. a kind of urban sewerage and drainage system as claimed in claim 1, it is characterized in that, this drainage switching device also comprises the sensor that whether rains for sensing, for detection of the controller that flows out the flow transmitter of discharge and be used for the action of control transfer valve from the second water outlet, this sensor, flow transmitter and transfer valve all link to each other with controller.
3. drainage switching device, it is characterized in that, comprise water inlet, the first delivery port, the second delivery port and the transfer valve that is used for control water inlet and the first delivery port and the second delivery port connected relation, this water inlet communicates with inlet for stom water on the road, this first delivery port communicates with storm sewer, this second delivery port communicates with sewage conduct, and this transfer valve flows through after the predetermined amount of flow action and switches to water inlet and be communicated with the first delivery port to be communicated with the second delivery port by water inlet when rainy.
4. a kind of drainage switching device as claimed in claim 3, it is characterized in that, this drainage switching device also comprises the sensor that whether rains for sensing, for detection of the controller that flows out the flow transmitter of discharge and be used for the action of control transfer valve from the second water outlet, this sensor, flow transmitter and transfer valve all link to each other with controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320263779 CN203238759U (en) | 2013-05-15 | 2013-05-15 | Urban water drainage system and water drainage switching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320263779 CN203238759U (en) | 2013-05-15 | 2013-05-15 | Urban water drainage system and water drainage switching device |
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| Publication Number | Publication Date |
|---|---|
| CN203238759U true CN203238759U (en) | 2013-10-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320263779 Expired - Fee Related CN203238759U (en) | 2013-05-15 | 2013-05-15 | Urban water drainage system and water drainage switching device |
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| Country | Link |
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| CN (1) | CN203238759U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104631598A (en) * | 2013-11-08 | 2015-05-20 | 国际商业机器公司 | Method and system for diverting water flow of a drainage system |
| CN105421565A (en) * | 2015-02-03 | 2016-03-23 | 韩少鹏 | Building drainage system |
| CN107561236A (en) * | 2017-09-23 | 2018-01-09 | 南京律智诚专利技术开发有限公司 | Sewage automatic detection separate system |
| CN107938805A (en) * | 2017-11-22 | 2018-04-20 | 黄剑峰 | A kind of environmental protection drainage switching device |
| CN109826306A (en) * | 2018-12-27 | 2019-05-31 | 镇江市高等专科学校 | Adaptive rain sewage diversion valve gear |
-
2013
- 2013-05-15 CN CN 201320263779 patent/CN203238759U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104631598A (en) * | 2013-11-08 | 2015-05-20 | 国际商业机器公司 | Method and system for diverting water flow of a drainage system |
| CN105421565A (en) * | 2015-02-03 | 2016-03-23 | 韩少鹏 | Building drainage system |
| CN107561236A (en) * | 2017-09-23 | 2018-01-09 | 南京律智诚专利技术开发有限公司 | Sewage automatic detection separate system |
| CN107938805A (en) * | 2017-11-22 | 2018-04-20 | 黄剑峰 | A kind of environmental protection drainage switching device |
| CN109826306A (en) * | 2018-12-27 | 2019-05-31 | 镇江市高等专科学校 | Adaptive rain sewage diversion valve gear |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131016 Termination date: 20160515 |