CN212835837U - Drainage system and regulation and storage system of rainwater regulation and storage tank - Google Patents
Drainage system and regulation and storage system of rainwater regulation and storage tank Download PDFInfo
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- CN212835837U CN212835837U CN202020587690.6U CN202020587690U CN212835837U CN 212835837 U CN212835837 U CN 212835837U CN 202020587690 U CN202020587690 U CN 202020587690U CN 212835837 U CN212835837 U CN 212835837U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 136
- 239000007788 liquid Substances 0.000 claims abstract description 108
- 239000010865 sewage Substances 0.000 claims abstract description 72
- 238000007789 sealing Methods 0.000 claims abstract description 31
- 230000001105 regulatory effect Effects 0.000 claims abstract description 20
- 230000001276 controlling effect Effects 0.000 claims abstract description 18
- 238000007599 discharging Methods 0.000 claims abstract description 14
- 238000001514 detection method Methods 0.000 claims description 25
- 238000004891 communication Methods 0.000 claims description 4
- 239000007789 gas Substances 0.000 abstract description 20
- 238000012423 maintenance Methods 0.000 abstract description 18
- 230000008439 repair process Effects 0.000 abstract description 6
- 231100000331 toxic Toxicity 0.000 abstract description 6
- 230000002588 toxic effect Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 230000009191 jumping Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 9
- 230000008859 change Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- 231100000614 poison Toxicity 0.000 description 2
- 230000007096 poisonous effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
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Abstract
The drainage system comprises at least one siphon, a negative pressure device and a sealing valve, wherein the siphon comprises a water inlet end and a water outlet end, the water inlet end is higher than the water outlet end, the water inlet end is used for extending into the regulating and storing pool, and the water outlet end is used for extending into a sewage pipeline; the negative pressure device is communicated with the siphon and is used for vacuumizing the siphon when the liquid level in the regulating and storing tank reaches a first preset liquid level value; the sealing valve is arranged on the siphon and used for controlling the siphon to be communicated with the atmosphere to break siphon when the liquid level in the regulating reservoir and/or the liquid level in the sewage pipeline reach a second preset liquid level value so as to stop discharging water in the regulating reservoir into the sewage pipeline. Rainwater regulation storage system includes: the regulation and storage tank, the sewage pipeline and the drainage system are arranged in sequence along the water flow direction. The effects of preventing toxic and harmful gases with peculiar smell generated by the sewage pipeline from jumping into the regulation pool and facilitating maintenance and repair are achieved.
Description
Technical Field
The application relates to the technical field of water supply and drainage systems, in particular to a drainage system of a rainwater storage tank and a storage tank system.
Background
At present, non-point source pollution caused by initial rainwater in cities becomes an important pollution source for rivers and lakes in cities, and is also an important factor for urban water pollution of various countries in the world at present. The rainwater storage tank is used as an important facility for collecting and treating initial rainwater, and is a main technical measure for controlling overflow pollution of a municipal drainage system.
In the related technology, the drainage of the regulation and storage tank is usually discharged by adopting a submersible centrifugal pump, and the initial rainwater in the regulation and storage tank is discharged to a municipal sewage pipe network system and is discharged after being delivered to a sewage treatment plant for treatment.
However, the following problems often arise in the operation of submersible pumps: 1. the water pump is inconvenient to maintain: the water depth of the storage tank is usually more than 3.5 meters, and the water pump works underwater for a long time, so that inconvenience is brought to regular replacement of lubricating oil and guarantee of normal operation of mechanical seal; 2. the water pump is inconvenient to maintain: many times, equipment goes wrong, or goes down to maintain in the regulation pond through the access hole, or come with the water pump hoist and mount. However, toxic and harmful gases are usually generated in the regulating and storing tank due to anaerobic reaction, and the safety problem of technicians is easily caused by maintenance in the regulating and storing tank; the water pump is hoisted to the outside of the storage tank, so that the maintenance is time-consuming, labor-consuming and expensive. Once the water pump goes wrong, lead to the outer difficulty of arranging of water in the regulation and storage pond to also cause a series of city water safety problems. 3. The cost is high: the construction cost of the regulation and storage tank can be increased by using the water pump to lift water, and certain cost can be generated in later maintenance and repair.
And when the regulation pond is emptied, the outlet water enters a downstream sewage pipeline (box culvert), a sewage system collects and discharges domestic sewage and industrial wastewater for a long time and runs in a non-full flow manner, the pipeline easily generates gases with toxicity, harm and peculiar smell, and the gases can also cause harm when entering the regulation pond. Therefore, a water outlet mode which is convenient to overhaul and maintain, can prevent peculiar smell from entering, has low energy consumption and low investment and has both functionality and economy is urgently needed.
Disclosure of Invention
The embodiment of the application provides a drainage system and a regulation and storage system of rainwater regulation and storage pond to it is inconvenient to solve regulation and storage pond drainage equipment maintenance and maintenance among the correlation technique, and the poisonous and harmful and peculiar smell's that sewer line produced gas leaps into the problem of regulation and storage pond.
In a first aspect, a drainage system for a rainwater storage tank is provided, comprising:
the siphon comprises a water inlet end and a water outlet end, the water inlet end is higher than the water outlet end, the water inlet end is used for extending into the storage tank, and the water outlet end is used for extending into the sewage pipeline;
the negative pressure device is communicated with the siphon pipe and is used for vacuumizing the siphon pipe when the liquid level in the regulating and storing tank (1) reaches a first preset liquid level value;
and the sealing valve is arranged on the siphon and used for controlling the siphon to be communicated with the atmosphere to break siphon when the liquid level in the regulating reservoir and/or the liquid level in the sewage pipeline reach a second preset liquid level value so as to stop discharging water in the regulating reservoir into the sewage pipeline.
In some embodiments, the drainage system further comprises:
a liquid level detection device for detecting a liquid level within the regulation reservoir and/or a liquid level within the sewer pipe;
and the control device is connected with the liquid level detection device and the sealing valve and is used for receiving detected data, judging whether to stop discharging water in the regulating and storing tank into a sewage pipeline or not by combining the second preset liquid level value and controlling the opening and closing of the sealing valve.
In some embodiments, when the liquid level detection device is disposed in the storage tank, the control device is configured to determine whether the liquid level in the storage tank reaches a second preset level value, and when the liquid level reaches the second preset level value, control the sealing valve to open;
when the liquid level detection device is arranged in the sewage pipeline, the control device is used for judging whether the liquid level in the sewage pipeline reaches a second preset liquid level value or not, and when the liquid level in the sewage pipeline reaches the second preset liquid level value, the sealing valve is controlled to be opened;
when the liquid level detection device is connected with both the regulation pool and the sewage pipeline, the second preset level value comprises a first preset value and a second preset value, the control device is used for judging whether the liquid level in the regulation pool reaches the first preset value or not and whether the liquid level in the sewage pipeline reaches the second preset value or not, and when any one of the liquid level detection device, the regulation pool and the sewage pipeline reaches the second preset value, the sealing valve is controlled to be opened.
In some embodiments, the negative pressure device comprises:
a vacuum pump;
and one end of the vacuum pumping pipe is communicated with the vacuum pump, and the other end of the vacuum pumping pipe is communicated with the siphon pipe through the sealing valve.
In some embodiments, the evacuation tube is in communication with the topmost end of the siphon tube.
In some embodiments, the negative pressure device further includes an air vent and drain pipe, two ends of the air vent and drain pipe are respectively communicated with the vacuum pump and the regulation pool, and the air vent and drain pipe is used for discharging water in the vacuum pump into the regulation pool.
In some embodiments, a trumpet-shaped water inlet structure is connected to the port of the water inlet end, and the diameter of the water inlet structure gradually increases from one end close to the water inlet end to one end far away from the water inlet end.
In a second aspect, there is provided a stormwater regulation storage system comprising:
the regulating and storing tank and the sewage pipeline are sequentially arranged along the water flow direction;
in the drainage system of the rainwater storage tank, the water inlet end extends into the storage tank, and the water outlet end extends into the sewage pipeline; and the negative pressure device is assembled on the storage tank.
In some embodiments, the storage tank comprises a water storage tank and a water collection tank which are communicated with each other, and the water collection tank is formed by downwards sinking the water storage tank; and the water inlet end extends into the water collecting tank.
In some embodiments, the drainage system further comprises:
a liquid level detection device for detecting a liquid level within the regulation reservoir and/or a liquid level within the sewer pipe;
and the control device is connected with the liquid level detection device and the sealing valve and is used for receiving detected data, judging whether to stop discharging water in the regulating and storing tank into a sewage pipeline or not by combining the second preset liquid level value and controlling the opening and closing of the sealing valve.
The beneficial effect that technical scheme that this application provided brought includes: the toxic and harmful gas with peculiar smell generated by the sewage pipeline is prevented from jumping into the regulation pool, and the maintenance and the repair are convenient.
The embodiment of the application provides a drainage system and regulation and storage system of rainwater regulation and storage pond, because when the regulation and storage pond stops the drainage, the liquid level in the siphon descends, but has the water column of a take the altitude in the siphon, is used for resisting the change of atmospheric pressure difference to play the gas in the isolated sewer line, prevented that gas from scurrying the effect in the regulation and storage pond. And the negative pressure device is arranged outside the storage tank, so that the maintenance is convenient. Therefore, the drainage system of the application has the beneficial effects of preventing toxic and harmful gases with peculiar smell generated by the sewage pipeline from jumping into the regulation pool and facilitating maintenance and repair.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a top view of a drainage system of a rainwater storage tank according to an embodiment of the present disclosure;
fig. 2 is a sectional view taken along a-a of fig. 1.
In the figure: 1-a storage tank, 10-a water storage tank, 11-a water collecting tank, 2-a sewage pipeline, 3-a siphon pipe, 30-a water inlet end, 31-a water outlet end, 32-a water inlet structure, 4-a negative pressure device, 40-a vacuum pump, 41-a vacuum pumping pipe, 42-an air and water discharging pipe and 5-a sealing valve.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Example 1:
the embodiment of the application provides a drainage system of rainwater regulation pond, and it can be solved regulation pond drainage equipment among the correlation technique and maintain with the maintenance inconvenient to and the poisonous and harmful and peculiar smell's that sewage pipe produced gas leaps into the problem of regulation pond.
Fig. 1 is a plan view of a drainage system of a rainwater storage tank, the drainage system includes at least one siphon 3, a negative pressure device 4 and a sealing valve 5, and the negative pressure device 4 is disposed outside the storage tank 1 for easy maintenance and replacement. The siphon 3 comprises a water inlet end 30 and a water outlet end 31, the water inlet end 30 is higher than the water outlet end 31, when the drainage system is used, the water inlet end 30 extends into the storage tank 1, the water outlet end 31 extends into the sewage pipeline 2, the storage tank 1 is positioned at the upstream of the sewage pipeline 2, and the water inlet end 30 is higher than the water outlet end 31; the negative pressure device 4 is communicated with the siphon 3, and when the liquid level in the storage tank 1 reaches a first preset liquid level value, the siphon 3 is vacuumized to form negative pressure in the siphon 3, so that siphonage is generated, water in the storage tank 1 is sucked into the siphon 3 from the water inlet end 30 and is discharged into the sewage pipeline 2 from the water outlet end 31, and drainage of the storage tank 1 is achieved. The sealing valve 5 is arranged on the siphon pipe 3 and is used for controlling the siphon pipe 3 to be communicated with the atmosphere to break siphon when the liquid level in the regulating reservoir 1 and/or the liquid level in the sewage pipeline 2 reach a second preset liquid level value so as to stop discharging the water in the regulating reservoir 1 into the sewage pipeline 2. Moreover, when the storage tank 1 stops draining, the liquid level in the siphon 3 drops, but a certain height of water column exists in the siphon 3 to resist the change of the air pressure difference, so that the functions of isolating the gas in the sewage pipeline 2 and preventing the gas from flowing into the storage tank 1 are achieved. And negative pressure device 4 sets up outside regulation pond 1, convenient maintenance and maintenance. Therefore, the drainage system of the present application plays a role in preventing toxic, harmful and odorous gases generated by the sewage pipe 2 from escaping into the regulation and storage tank, and has the beneficial effects of convenient maintenance and repair.
The working principle of the drainage system in embodiment 1 of the application is as follows:
when the drainage system is used, the water inlet end 30 extends into the storage tank 1, the water outlet end 31 extends into the sewage pipeline 2, the negative pressure device 4 is opened, the siphon 3 is vacuumized, so that negative pressure is formed in the siphon 3, a siphon phenomenon is generated, water in the storage tank 1 is sucked into the siphon 3 from the water inlet end 30 and is discharged into the sewage pipeline 2 from the water outlet end 31, and drainage of the storage tank 1 is achieved. When the liquid level in the storage tank 1 and/or the liquid level in the sewage pipeline 2 reach a second preset liquid level value, the sealing valve 5 controls the siphon pipe 3 to be communicated with the atmosphere to break siphon so as to stop discharging the water in the storage tank 1 into the sewage pipeline 2.
Furthermore, the drainage system of embodiment 1 of the present application still includes liquid level detection device and controlling means, and controlling means and liquid level detection device and seal valve 5 all link to each other, and liquid level detection device is used for detecting the liquid level in regulation pond 1 and/or the liquid level in sewage pipe 2 to upload the data that detect to controlling means, and controlling means receives the data that detect, and combines the second to predetermine the liquid level value and judge whether the liquid level in regulation pond 1 and/or the liquid level in sewage pipe 2 reach the second and predetermine the liquid level value. When this is reached, the sealing valve 5 opens, breaking the siphon of the siphon 3 to stop the discharge of the water in the reservoir 1 into the sewer pipe 2. When the storage tank 1 stops draining, the liquid level in the siphon 3 drops, but a water column with a certain height is arranged in the siphon 3 to resist the change of the air pressure difference, so that the effects of isolating the gas in the sewage pipeline 2 and preventing the gas from flowing into the storage tank 1 are achieved.
Furthermore, when the liquid level detection device is disposed in the storage tank 1, the control device is configured to determine whether the liquid level in the storage tank 1 reaches a second preset level value, and when the liquid level in the storage tank 1 drops to the second preset level value, the sealing valve 5 is controlled to open, so that the siphon 3 is opened to communicate with the atmosphere, and the discharge of the water in the storage tank 1 into the sewage conduit 2 is stopped. When the liquid level detection device is arranged in the sewage pipeline 2, the control device is used for judging whether the liquid level in the sewage pipeline 2 reaches a second preset level value or not, and when the liquid level in the sewage pipeline 2 rises to the second preset level value, the sealing valve 5 is controlled to be opened, so that the siphon 3 is communicated with the atmosphere to break siphon, the water in the regulation and storage tank 1 is stopped to be discharged into the sewage pipeline 2, and the water in the sewage pipeline 2 is prevented from overflowing. When the liquid level detection device is connected with the regulation pool 1 and the sewage pipeline 2, the second preset liquid level value comprises a first preset value and a second preset value, the control device is used for judging whether the liquid level in the regulation pool 1 reaches the first preset value or not, and whether the liquid level in the sewage pipeline 2 reaches the second preset value or not, when the liquid level in the regulation pool 1 drops to the first preset value, and the liquid level in the sewage pipeline 2 rises to the second preset value, the sealing valve 5 is controlled to be opened, so that the siphon 3 is communicated with the atmosphere to break the siphon, and the water in the regulation pool 1 stops being discharged into the sewage pipeline 2.
Referring to fig. 2, preferably, the negative pressure device 4 includes a vacuum pump 40 and an evacuation tube 41, the vacuum pump 40 is disposed at the upper end of the storage tank 1, one end of the evacuation tube 41 is communicated with the vacuum pump 40, and the other end is communicated with the siphon 3 through a sealing valve 5, so as to achieve quick and efficient drainage of the storage tank 1.
Preferably, the evacuation tube 41 is in communication with the uppermost end of the siphon tube 3, and since the vacuum pump 40 evacuates the siphon tube 3 through the evacuation tube 41, water in the siphon tube 3 enters the vacuum pump 40, the evacuation tube 41 is in communication with the uppermost end of the siphon tube 3 to reduce the amount of water drawn from the siphon tube 3 into the vacuum pump 40.
Preferably, the negative pressure device 4 further comprises an air vent and drain pipe 42, two ends of the air vent and drain pipe 42 are respectively communicated with the vacuum pump 40 and the storage tank 1, and since water in the siphon tube 3 enters the vacuum pump 40 during the process that the vacuum pump 40 evacuates the siphon tube 3 through the evacuation pipe 41, the water in the vacuum pump 40 is discharged into the storage tank 1 through the air vent and drain pipe 42.
Preferably, the end of the water inlet end 30 is connected with a trumpet-shaped water inlet structure 32, and the diameter of the water inlet structure 32 gradually increases from the end close to the water inlet end 30 to the end far away from the water inlet end 30. The contact area of the water inlet structure 32 in the horn shape with the water in the regulation pool 1 is increased, more water in the regulation pool 1 can be discharged, and the water discharging speed is improved.
Example 2:
the embodiment 2 of the present application provides a rainwater regulation and storage tank system, which includes a regulation and storage tank 1 and a sewage pipeline 2 sequentially arranged along a water flow direction, and a drainage system of the rainwater regulation and storage tank described in embodiment 1, wherein a water inlet end 30 extends into the regulation and storage tank 1, and a water outlet end 31 extends into the sewage pipeline 2; and the negative pressure device 4 is assembled at the top end of the storage tank 1, so that the maintenance and replacement of the negative pressure device 4 are facilitated. When the storage tank 1 discharges water, the negative pressure device 4 is opened, the siphon 3 is vacuumized, so that negative pressure is formed in the siphon 3, a siphon phenomenon is generated, water in the storage tank 1 is sucked into the siphon 3 from the water inlet end 30 and is discharged into the sewage pipeline 2 from the water outlet end 31, and the storage tank 1 is drained. The sealing valve 5 is arranged on the siphon pipe 3 and is used for controlling the siphon pipe 3 to be communicated with the atmosphere to break siphon when the liquid level in the regulating reservoir 1 and/or the liquid level in the sewage pipeline 2 reach a second preset liquid level value so as to stop discharging the water in the regulating reservoir 1 into the sewage pipeline 2. Moreover, when the storage tank 1 stops draining, the liquid level in the siphon 3 drops, but a certain height of water column exists in the siphon 3 to resist the change of the air pressure difference, so that the functions of isolating the gas in the sewage pipeline 2 and preventing the gas from flowing into the storage tank 1 are achieved. And negative pressure device 4 sets up outside regulation pond 1, convenient maintenance and maintenance. Therefore, the drainage system of the present application plays a role in preventing toxic, harmful and odorous gases generated by the sewage pipe 2 from escaping into the regulation and storage tank, and has the beneficial effects of convenient maintenance and repair.
Preferably, the storage tank 1 comprises a water storage tank 10 and a water collection tank 11 which are communicated with each other, and the water collection tank 11 is formed by the water storage tank 10 sinking downwards; and the water inlet end 30 extends into the water collecting tank 11. Because when the liquid level in the regulation pond 1 drops to below the end 30 of intaking of siphon 3, just can't be with remaining water suction again, consequently set up the water catch bowl 11 that the volume is littleer, stretch into the water catch bowl 11 with the end 30 of intaking of siphon 3, remaining unable discharged water will significantly reduce in the regulation pond 1 so.
Furthermore, the drainage system of embodiment 2 of this application still includes liquid level detection device and controlling means, and controlling means and liquid level detection device and seal valve 5 all link to each other, and liquid level detection device is used for detecting the liquid level in regulation pond 1 and/or the liquid level in sewage pipe 2 to upload the data that detect to controlling means, and controlling means receives the data that detect, and combines the second to predetermine the liquid level value and judge whether the liquid level in regulation pond 1 and/or the liquid level in sewage pipe 2 reach the second and predetermine the liquid level value. When this is reached, the sealing valve 5 opens, breaking the siphon of the siphon 3 to stop the discharge of the water in the reservoir 1 into the sewer pipe 2. When the storage tank 1 stops draining, the liquid level in the siphon 3 drops, but a water column with a certain height is arranged in the siphon 3 to resist the change of the air pressure difference, so that the effects of isolating the gas in the sewage pipeline 2 and preventing the gas from flowing into the storage tank 1 are achieved.
In the description of the present application, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present application. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
It is noted that, in the present application, relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The foregoing are merely exemplary embodiments of the present application and are presented to enable those skilled in the art to understand and practice the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A drainage system of a rainwater storage tank, comprising:
the siphon (3) comprises a water inlet end (30) and a water outlet end (31), the water inlet end (30) is higher than the water outlet end (31), the water inlet end (30) is used for extending into the storage tank (1), and the water outlet end (31) is used for extending into the sewage pipeline (2);
the negative pressure device (4) is communicated with the siphon (3) and is used for vacuumizing the siphon (3) when the liquid level in the regulating and storing tank (1) reaches a first preset liquid level value;
and the sealing valve (5) is arranged on the siphon (3) and is used for controlling the siphon (3) to be communicated with the atmosphere to break siphon when the liquid level in the storage tank (1) and/or the liquid level in the sewage pipeline (2) reach a second preset liquid level value so as to stop discharging the water in the storage tank (1) into the sewage pipeline (2).
2. A drainage system for a stormwater storage pond as claimed in claim 1, the drainage system further comprising:
-a liquid level detection device for detecting the liquid level in the regulation reservoir (1) and/or the liquid level in the sewer pipe (2);
and the control device is connected with the liquid level detection device and the sealing valve (5) and is used for receiving detected data, judging whether to stop discharging the water in the regulating and storing tank (1) into the sewage pipeline (2) or not by combining with the second preset liquid level value and controlling the opening and closing of the sealing valve (5).
3. A drainage system for a stormwater storage tank as claimed in claim 2, characterised in that:
when the liquid level detection device is arranged in the storage tank (1), the control device is used for judging whether the liquid level in the storage tank (1) reaches a second preset liquid level value or not, and when the liquid level reaches the second preset liquid level value, the sealing valve (5) is controlled to be opened;
when the liquid level detection device is arranged in the sewage pipeline (2), the control device is used for judging whether the liquid level in the sewage pipeline (2) reaches a second preset liquid level value or not, and when the liquid level reaches the second preset liquid level value, the sealing valve (5) is controlled to be opened;
when the liquid level detection device is connected with both the storage tank (1) and the sewage pipeline (2), the second preset level value comprises a first preset value and a second preset value, the control device is used for judging whether the liquid level in the storage tank (1) reaches the first preset value or not and whether the liquid level in the sewage pipeline (2) reaches the second preset value or not, and when any one of the liquid level detection device, the storage tank (1) and the sewage pipeline (2) reaches the second preset value, the sealing valve (5) is controlled to be opened.
4. A drainage system for a rainwater storage tank according to claim 1, wherein said negative pressure means (4) comprises:
a vacuum pump (40);
and one end of the vacuum pipe (41) is communicated with the vacuum pump (40), and the other end of the vacuum pipe is communicated with the siphon (3) through the sealing valve (5).
5. A drainage system for a rainwater storage tank as claimed in claim 4 wherein said evacuation pipe (41) communicates with the uppermost end of said siphon (3).
6. A drainage system for a rainwater storage tank according to claim 4, wherein said negative pressure means (4) further comprises an air vent and drain pipe (42), both ends of said air vent and drain pipe (42) are respectively communicated with said vacuum pump (40) and said storage tank (1), and said air vent and drain pipe (42) is used for discharging water in said vacuum pump (40) into said storage tank (1).
7. A rainwater storage tank drainage system as claimed in claim 1, wherein a trumpet-shaped water inlet structure (32) is connected to the end of said water inlet end (30), and the diameter of said water inlet structure (32) is gradually increased from the end close to said water inlet end (30) to the end far from said water inlet end (30).
8. A rainwater storage system, comprising:
the regulating and storing tank (1) and the sewage pipeline (2) are sequentially arranged along the water flow direction;
a drainage system for a stormwater storage tank as claimed in claim 1, the water inlet end (30) extending into the storage tank (1) and the water outlet end (31) extending into the sewer pipe (2); and the negative pressure device (4) is arranged on the storage tank (1).
9. A stormwater regulation system as claimed in claim 8, characterised in that the regulation tank (1) comprises a water storage tank (10) and a water collection tank (11) which are in communication with each other, the water collection tank (11) being formed by the water storage tank (10) being downwardly concave; and the water inlet end (30) extends into the water collecting tank (11).
10. The stormwater regulation storage system as claimed in claim 8, wherein the drainage system further comprises:
-a liquid level detection device for detecting the liquid level in the regulation reservoir (1) and/or the liquid level in the sewer pipe (2);
and the control device is connected with the liquid level detection device and the sealing valve (5) and is used for receiving detected data, judging whether to stop discharging the water in the regulating and storing tank (1) into the sewage pipeline (2) or not by combining with the second preset liquid level value and controlling the opening and closing of the sealing valve (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020587690.6U CN212835837U (en) | 2020-04-17 | 2020-04-17 | Drainage system and regulation and storage system of rainwater regulation and storage tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020587690.6U CN212835837U (en) | 2020-04-17 | 2020-04-17 | Drainage system and regulation and storage system of rainwater regulation and storage tank |
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| Publication Number | Publication Date |
|---|---|
| CN212835837U true CN212835837U (en) | 2021-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020587690.6U Expired - Fee Related CN212835837U (en) | 2020-04-17 | 2020-04-17 | Drainage system and regulation and storage system of rainwater regulation and storage tank |
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| CN (1) | CN212835837U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113431177A (en) * | 2021-05-26 | 2021-09-24 | 唐友慧 | Siphon treatment pipeline sludge cleaning system |
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2020
- 2020-04-17 CN CN202020587690.6U patent/CN212835837U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113431177A (en) * | 2021-05-26 | 2021-09-24 | 唐友慧 | Siphon treatment pipeline sludge cleaning system |
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20210330 |