CN215630478U - Rainwater drainage device - Google Patents
Rainwater drainage device Download PDFInfo
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- CN215630478U CN215630478U CN202023221632.0U CN202023221632U CN215630478U CN 215630478 U CN215630478 U CN 215630478U CN 202023221632 U CN202023221632 U CN 202023221632U CN 215630478 U CN215630478 U CN 215630478U
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- monitoring well
- rainwater
- control valve
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- liquid level
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Abstract
The utility model belongs to the technical field of petrochemical industry, and discloses a rainwater drainage device which comprises a monitoring well, an interface liquid level meter, a pipeline system and a control device. The monitoring well is used for storing rainwater, and the pipeline system comprises a sewage outlet pipeline and a rainwater outlet pipeline which are respectively communicated with the monitoring well, wherein a first control valve is arranged on the sewage outlet pipeline, and a second control valve is arranged on the rainwater outlet pipeline. Signal connection locates in monitoring well in controlling means's interface level gauge, can monitor the liquid level height, and controlling means can control the switching of first control valve and second control valve respectively. According to the utility model, the oil stain and clean rainwater are separated by standing rainwater in the monitoring well, the interface liquid level meter monitors the liquid levels of the clean rainwater and the oil stain, and the control device receives signals of the interface liquid level meter to adjust the opening and closing of the first control valve and the second control valve, so that the oil stain and the clean rainwater are separately discharged, the running load of downstream sewage treatment facilities is relieved, manual operation is not required, and the discharge efficiency and quality are improved.
Description
Technical Field
The utility model relates to the technical field of petrochemical industry, in particular to a rainwater drainage device.
Background
The production device of petrochemical enterprises and the rainwater drainage system of the storage tank area are key links in engineering design, and as more oil stains can appear in the normal production process of the production device area and the storage tank area, the rainwater is difficult to be drained according to the quality. However, at present, rainwater and sewage are generally discharged directly without being shunted, a large amount of mixed rainwater for cleaning directly enters a downstream sewage treatment facility without being treated, so that the operation load of sewage treatment is increased suddenly, and serious burden is caused to the sewage treatment facility, or only a manual valve is arranged, and the discharge is controlled in a manual operation mode, so that the rainwater discharge is not controlled timely, the operation efficiency is low, and the labor cost is increased. Therefore, the drainage device for rainwater needs to be improved, oil sewage and clean rainwater can be separately drained according to different accumulation conditions of rainwater, the running load of a downstream sewage treatment facility is reduced, and the drainage efficiency and quality of rainwater and sewage are improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a rainwater drainage device which is used for separately draining oily sewage and clean rainwater from rainwater, so that the running load of a downstream sewage treatment facility is reduced, and the drainage efficiency and quality are improved.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a rain drain comprising:
the monitoring well is used for storing rainwater;
an interface level gauge disposed within the monitoring well configured to monitor a level of a liquid in the monitoring well;
the pipeline system comprises a sewage outlet pipeline and a rainwater outlet pipeline which are respectively communicated with the monitoring well, the communication port of the sewage outlet pipeline and the monitoring well is higher than the communication port of the rainwater outlet pipeline and the monitoring well, a first control valve is arranged on the sewage outlet pipeline, and a second control valve is arranged on the rainwater outlet pipeline;
and the control device is in signal connection with the interface liquid level meter and can control the opening and closing of the first control valve and the second control valve according to the detection result of the interface liquid level meter.
Preferably, the monitoring well further comprises a grate plate, and the grate plate is covered on the well mouth of the monitoring well.
Preferably, the grate plate is provided with a handle.
Preferably, one end of the interface liquid level meter is detachably connected to the grate plate, and the other end of the interface liquid level meter abuts against the bottom of the monitoring well.
Preferably, the grate plate is provided with a mounting hole, the interface liquid level meter is provided with a connecting part, and the connecting part is arranged in the mounting hole in a penetrating mode.
Preferably, the pipeline system further comprises a water inlet pipeline, and the water inlet pipeline is communicated with the monitoring well and used for conveying rainwater into the monitoring well.
Preferably, the communication port of the water inlet pipeline and the monitoring well is higher than the communication port of the sewage outlet pipeline and the monitoring well.
Preferably, in the horizontal direction, the communication port of the water inlet pipeline and the monitoring well and the communication port of the sewage outlet pipeline and the monitoring well are respectively located at two sides of the interface liquid level meter.
Preferably, in the horizontal direction, the distance between the interface liquid level meter and the communication port of the sewage outlet pipe is smaller than the distance between the interface liquid level meter and the communication port of the water inlet pipe.
Preferably, the first control valve and the second control valve are electrically operated valves.
The utility model has the beneficial effects that:
in the rainwater drainage device, rainwater is stored in the monitoring well, rainwater is kept stand to separate and layer oil stain and clean rainwater, the clean rainwater liquid level and the change of the oil stain liquid level in the monitoring well are monitored by the interface liquid level meter, the control device receives a signal of the interface liquid level meter, so that the opening and closing of the first control valve and the second control valve are adjusted, namely when the first control valve is opened, oil wastewater on the upper layer in the monitoring well can be drained through the sewage outlet pipeline, when the second control valve is opened, clean rainwater on the lower layer in the monitoring well can be drained through the rainwater outlet pipeline, the oil stain and the clean rainwater are separately drained, the operation load of downstream sewage treatment facilities is relieved, manual operation is not needed in the whole process, and the drainage efficiency and quality of the clean rainwater and the oil wastewater in the rainwater are improved.
Drawings
FIG. 1 is a first schematic structural diagram of a rainwater drainage device provided by an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a rainwater drainage device according to an embodiment of the present invention.
In the figure:
1-monitoring well; 11-a grate plate; 12-a first water level; 13-second water level;
2-interface level gauge; 21-a connecting part;
3-a pipeline system; 31-a sewage outlet pipe; 311-a first control valve; 32-a rainwater outlet pipe; 321-a second control valve; 33-water inlet pipe.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar parts throughout or parts having the same or similar functions. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection via an intermediary, a connection between two elements, or an interaction between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description of the present invention, unless otherwise expressly specified or limited, the first feature "on" or "under" the second feature may include the first feature and the second feature being in direct contact, or may include the first feature and the second feature being in contact not directly but with another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The technical scheme of the utility model is further explained by the specific implementation mode in combination with the attached drawings.
As shown in fig. 1-2, the utility model provides a rainwater drainage device, which comprises a monitoring well 1, an interface liquid level meter 2, a pipeline system 3 and a control device, wherein the monitoring well 1 is used for storing rainwater and can be used for standing and separating oil stains and clean rainwater in the rainwater, and the interface liquid level meter 2 is arranged in the monitoring well 1 and can be used for monitoring the liquid level height of liquid in the monitoring well 1. The pipeline system 3 comprises a sewage outlet pipeline 31 and a rainwater outlet pipeline 32 which are respectively communicated with the monitoring well 1, the communication port of the sewage outlet pipeline 31 and the monitoring well 1 is higher than the communication port of the rainwater outlet pipeline 32 and the monitoring well 1, a first control valve 311 is arranged on the sewage outlet pipeline 31, and a second control valve 321 is arranged on the rainwater outlet pipeline 32. The interface liquid level meter 2 is connected with a control device through signals, the control device can respectively control the opening and closing of the first control valve 311 and the second control valve 321, when oil and water are separated in the monitoring well 1, under the control of the control device, the first control valve 311 is opened, the second control valve 321 is closed, and the sewage outlet pipe 31 discharges oil and sewage.
In the rainwater drainage device, rainwater is stored in the monitoring well 1, rainwater is kept stand to separate and layer oil stain and clean rainwater, the clean rainwater liquid level and the change of the oil stain liquid level in the monitoring well 1 are monitored by the interface liquid level meter 2, the control device receives a signal of the interface liquid level meter 2, so that the opening and closing of the first control valve 311 and the second control valve 321 are adjusted, namely when the first control valve 311 is opened, the oily water on the upper layer in the monitoring well 1 can be drained through the sewage outlet pipeline 31, when the second control valve 321 is opened, the clean rainwater on the lower layer in the monitoring well 1 can be drained through the rainwater outlet pipeline 32, the oily water and the clean rainwater are separately drained, the running load of downstream sewage treatment facilities is relieved, manual operation is not needed in the whole process, and the drainage efficiency and quality of the clean rainwater and the oily water in the rainwater are improved.
The control device is a conventional device in the field, the specific structure and the working principle of the control device are not described in detail, and in the embodiment, the clean rainwater liquid level and the oil stain liquid level change are monitored through the interface liquid level meter 2 arranged in the monitoring well 1. Specifically, when the oil content is more in monitoring well 1, because the density of clean rainwater and greasy dirt in the rainwater is different, greasy dirt and clean rainwater separation, clean rainwater is in the lower floor, and the greasy dirt is on the upper strata, and clean rainwater liquid level and greasy dirt liquid level can be monitored to interface level gauge 2 to with clean rainwater liquid level and greasy dirt liquid level data feedback to controlling means, controlling means control first control valve 311 opens, and second control valve 321 closes, and sewage outlet conduit 31 discharges oily water.
In the present embodiment, referring to fig. 1, a first water level 12 and a second water level 13 are sequentially arranged along the monitoring well 1 from bottom to top, the second water level 13 is higher than the communication port of the sewage outlet pipe 31 and the monitoring well 1, and the first water level 12 is located between the communication port of the sewage outlet pipe 31 and the monitoring well 1 and the communication port of the rainwater outlet pipe 32 and the monitoring well 1.
In this embodiment, when the oil content in the monitoring well 1 is low, the oil and water in the monitoring well 1 are not separated, the oil stain and the clean rainwater are mixed in the monitoring well 1, when the accumulation amount of the rainwater in the monitoring well 1 is too large, that is, the liquid level reaches the second water level 13, a part of the clean rainwater is statically placed at the lower layer, and the control device controls the opening and closing of the first control valve 311 and the second control valve 321 according to the oil stain liquid level data monitored by the interface level meter 2. Specifically, when the oil level is higher than the second water level 13, the first control valve 311 is closed, the second control valve 321 is opened, and the rainwater outlet pipe 32 discharges clean rainwater. Specifically, when the oil level is higher than the first water level 12 and lower than the second water level 13, the first control valve 311 is opened, the second control valve 321 is closed, and the sewage outlet pipe 31 discharges the oil sewage.
In this embodiment, the lowest water level along the monitoring well 1 is lower than the communication port between the rainwater outlet pipe 32 and the monitoring well 1, and when the rainwater in the monitoring well 1 falls back to the lowest water level with the passage of time, the first control valve 311 is closed, and the second control valve 321 is closed, so as to prevent the liquid in the sewage outlet pipe 31 and the rainwater outlet pipe 32 from flowing back to the monitoring well 1.
Further, the control device sets the water level values in advance for the first water level 12, the second water level 13 and the lowest water level respectively, and judges and compares the liquid level data detected by the interface level meter 2 with the water level values preset in the control device, so as to control the opening and closing of the first control valve 311 and the second control valve 321, and realize the separate discharge of the oily water and the clean rainwater, and the signal transmission process and principle among the control device, the interface level meter 2 and the control valves are conventional technologies in the field, and are not described herein again.
In the embodiment, referring to fig. 1 and 2, the monitoring well 1 further comprises a grate plate 11, and the grate plate 11 is arranged on the wellhead of the monitoring well 1. The grate plate 11 is convenient to install and can be detached from the monitoring well 1, and the cost is low.
Further, the grate plate 11 is provided with a handle, so that a proper grabbing position is provided when the grate plate 11 is taken out, and an operator can conveniently take down the grate plate 11 from the monitoring well 1.
In this embodiment, referring to fig. 1 and 2, the interface level gauge 2 is detachably connected to the grate plate 11 at one end and abuts against the bottom of the monitoring well 1 at the other end. The arrangement facilitates the installation and position adjustment of the interface liquid level meter 2, facilitates the replacement of the interface liquid level meter 2 or the grate plate 11, does not need to be replaced completely, and saves the cost.
Specifically, referring to fig. 1 and 2, the grate plate 11 is provided with a mounting hole, the interface level gauge 2 is provided with a connecting part 21, the connecting part 21 is arranged in the mounting hole in a penetrating manner, the mounting operation is simple, convenient and time-saving, one end of the interface level gauge 2 used for signal transmission is fixed on the grate plate 11, and one end of the liquid level detection height extends into the monitoring well 1 to measure the liquid level.
In the present embodiment, referring to fig. 1 and 2, the pipeline system 3 further includes a water inlet pipe 33, the water inlet pipe 33 is communicated with the monitoring well 1, and rainwater accumulated in each upstream area is collected and conveyed to the monitoring well 1 through the water inlet pipe 33.
Further, referring to fig. 1, the communication port of the water inlet pipe 33 and the monitoring well 1 is higher than the communication port of the sewage outlet pipe 31 and the monitoring well 1. Above-mentioned setting is convenient for introduce the rainwater from inlet channel 33 in the control well 1, reduces the rainwater and gets into the resistance in the control well 1 from inlet channel 33, is favorable to the transport of rainwater, is convenient for discharge the oily water in the control well 1 from sewage outlet pipe 31 simultaneously, improves emission efficiency and quality.
Further, referring to fig. 1 and 2, in the horizontal direction, the communication port of the water inlet pipe 33 and the monitoring well 1 and the communication port of the sewage outlet pipe 31 and the monitoring well 1 are located at two sides of the interface level gauge 2, so that interaction force between inflow rainwater and outflow rainwater in the monitoring well 1 is avoided, and the operation efficiency of the water inlet pipe 33 and the sewage outlet pipe 31 is improved.
Specifically, referring to fig. 1, in the horizontal direction, the distance between the interface level meter 2 and the communication port of the sewage outlet pipe 31 is smaller than the distance between the interface level meter 2 and the communication port of the water inlet pipe 33, so that the interface level meter 2 can monitor the liquid level of the outlet side of the monitoring well 1 more accurately, and the reliability of the rainwater drainage device is improved.
Further, referring to fig. 1 and 2, in the horizontal direction, the communication port of the rainwater outlet pipe 32 and the monitoring well 1 and the communication port of the sewage outlet pipe 31 and the monitoring well 1 are located on the same side of the interface level gauge 2, and on the same side of the liquid level interface level gauge 2, the rainwater outlet pipe 32 and the sewage outlet pipe 31 are arranged at intervals, so that the drainage efficiency of the greasy dirt water and the clean rainwater is accelerated.
Specifically, the first control valve 311 and the second control valve 321 are electrically operated valves that can be controlled to open and close by electricity without manual operation.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. A rain drain, comprising:
a monitoring well (1), wherein the monitoring well (1) is used for storing rainwater;
an interface level gauge (2), the interface level gauge (2) being disposed within the monitoring well (1) and configured to monitor a level of a liquid in the monitoring well (1);
the pipeline system (3) comprises a sewage outlet pipeline (31) and a rainwater outlet pipeline (32) which are respectively communicated with the monitoring well (1), the communication port of the sewage outlet pipeline (31) and the monitoring well (1) is higher than the communication port of the rainwater outlet pipeline (32) and the monitoring well (1), a first control valve (311) is arranged on the sewage outlet pipeline (31), and a second control valve (321) is arranged on the rainwater outlet pipeline (32);
and the control device is in signal connection with the interface liquid level meter (2), and can control the opening and closing of the first control valve (311) and the second control valve (321) according to the detection result of the interface liquid level meter (2).
2. A stormwater drainage device as claimed in claim 1, characterized in that the monitoring well (1) further comprises a grate plate (11), the grate plate (11) being arranged over the mouth of the monitoring well (1).
3. A rainwater draining device according to claim 2, wherein said grate plate (11) is provided with a handle.
4. A stormwater drainage device as claimed in claim 2, characterized in that the interface level gauge (2) is detachably connected to the grate plate (11) at one end and rests against the bottom of the monitoring well (1) at the other end.
5. A rainwater draining device according to claim 4, wherein a mounting hole is arranged on the grate plate (11), a connecting part (21) is arranged on the interface liquid level meter (2), and the connecting part (21) is arranged in the mounting hole in a penetrating manner.
6. A stormwater drainage device as claimed in claim 1, characterized in that the pipe system (3) further comprises a water inlet pipe (33), which water inlet pipe (33) communicates with the monitoring well (1) for conveying stormwater into the monitoring well (1).
7. A stormwater drainage device as claimed in claim 6, characterized in that the communication port of the water inlet conduit (33) with the monitoring well (1) is higher than the communication port of the sewage outlet conduit (31) with the monitoring well (1).
8. A stormwater drainage device as claimed in claim 6, characterized in that, in a horizontal direction, the communication ports of the water inlet pipe (33) with the monitoring well (1) and the sewage outlet pipe (31) with the monitoring well (1) are located on either side of the interface level gauge (2).
9. A stormwater drainage device according to claim 8, characterized in that, in the horizontal direction, the distance between the interface level gauge (2) and the communication port of the effluent outlet conduit (31) is smaller than the distance between the interface level gauge (2) and the communication port of the inlet conduit (33).
10. A stormwater drainage device as claimed in any one of claims 1-9, characterized in that the first control valve (311) and the second control valve (321) are electrically operated valves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023221632.0U CN215630478U (en) | 2020-12-28 | 2020-12-28 | Rainwater drainage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023221632.0U CN215630478U (en) | 2020-12-28 | 2020-12-28 | Rainwater drainage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215630478U true CN215630478U (en) | 2022-01-25 |
Family
ID=79888220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023221632.0U Active CN215630478U (en) | 2020-12-28 | 2020-12-28 | Rainwater drainage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215630478U (en) |
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2020
- 2020-12-28 CN CN202023221632.0U patent/CN215630478U/en active Active
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