CN212956824U - Device for regulating and storing sewage - Google Patents

Abstract

The utility model provides a device for being directed at sewage is carried out regulation, include: a cut-off portion; the buffer part comprises a buffer inlet and a buffer outlet and is communicated with the sewage branch pipe; the height of the buffer outlet is higher than that of the connecting part of the sewage branch pipe and the sewage containing facility, and when the buffer part needs to store sewage, the sewage in the sewage branch pipe flows into the buffer part for storage; when the buffer part needs to discharge sewage, the sewage flows to the confluence pipe through the sewage containing facility and the interception part in sequence under the action of gravity to be discharged. The utility model discloses the effectual structural design who has avoided in the technique to accept the sewage of facility input by sewage and directly get into the confluence pipe and give output very easily causes the serious pollution of natural water when the rainy day, perhaps technical defect such as sewage treatment facility treatment pressure is too big, wasting of resources can reach the technological effect of carrying out the regulation to sewage when not needing sewage discharge, has simple structure, convenient operation and extensive applicability's characteristics.

Description

Device for regulating and storing sewage

Technical Field

The utility model belongs to the technical field of the drainage, in particular to a device for carrying out regulation to sewage.

Background

The urban pipe network is divided into a combined drainage system and a split drainage system and is used for discharging sewage (such as domestic sewage) in a unit area.

However, in this drainage method, the sewage discharged from the sewage storage facility directly enters the flow merging pipe and then mixes with the rainwater, and if the mixed water of the rainwater and the sewage is directly drained into the natural water body in rainy days, the received water body is easily seriously polluted, and if the mixed water is directly drained into the sewage treatment facility for treatment, a large amount of clean rainwater in rainy days enters the sewage treatment facility for unnecessary treatment, which results in resource waste.

Therefore, the structural design that the sewage input by the sewage containing facility directly enters the confluence pipe to be output in the prior art has the technical defects that the natural water body is easy to seriously pollute in rainy days, or the sewage treatment facility has overlarge treatment pressure, resource waste and the like.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that to directly get into the structural design that the confluence pipe exported by the sewage that facility input was acceptd to sewage among the prior art, there is very easily to cause the serious pollution of natural water when rainy day, perhaps technical defect such as sewage treatment facility treatment pressure is too big, wasting of resources.

In order to solve the technical problem, the utility model provides a device for carrying out regulation to sewage for drainage system, drainage system includes that sewage branch pipe, sewage accept the facility, sewage branch pipe with sewage accepts the facility and links to each other, the device includes: the buffer part comprises a buffer inlet and a buffer outlet, the buffer inlet and the buffer outlet are respectively communicated with the sewage branch pipe, and the buffer outlet is positioned between the buffer inlet and the sewage containing facility; the height of the buffer outlet is higher than that of the connecting part of the sewage branch pipe and the sewage containing facility, and when the buffer part needs to store sewage, the sewage in the sewage branch pipe flows into the buffer part for storage; when the buffer part needs to discharge sewage, the sewage flows into the sewage containing facility under the action of gravity.

Optionally, the method further includes: a first valve disposed at the buffer inlet; and a second valve disposed at the buffer outlet.

Optionally, the method further includes: and the third valve is arranged on the sewage branch pipe and leads to the sewage containing facility in the direction.

Optionally, the third valve is located after the buffer inlet and before the buffer outlet in a direction of sewage flowing from the sewage branch pipe to the sewage housing facility.

Optionally, the height of the buffer inlet is higher than the height of the buffer outlet.

Optionally, the apparatus further comprises a cut-off portion, the cut-off portion comprising: the intercepting inlet is connected with the sewage containing facility; and the closure outlet is communicated with the confluence pipe.

Optionally, the apparatus further comprises: a first switch disposed at the shutoff outlet.

Optionally, the first switch is any one of a gate, a weir gate, a valve, a gate valve, an air bag, an air pillow, a pinch valve or a flexible cut-off device.

Optionally, the buffer part is a square tank body structure; the buffer outlet is arranged at the position of the pool body structure close to the sewage containing facility; the buffer inlet is arranged at the opposite diagonal position of the pool body structure and the buffer outlet.

Optionally, the cut-off portion is one of a diverter well, a cut-off well, a abandonment well, a buffer corridor or an installation well; and/or the buffer part is one of a regulation pool, a box culvert and a pipe culvert.

Has the advantages that:

the sewage storage device provided by the utility model only needs to lead the sewage output by the sewage branch pipe to directly flow into the buffer part for storage through the buffer inlet when the sewage and the rainwater need to be separated in rainy days, so that only the rainwater exists in the confluence pipe, when sewage is required to be output, the sewage stored in the buffer part flows into the flow merging pipe through the buffer outlet, the sewage containing facility and the cut-off part in sequence under the action of gravity, so that the problem that the sewage input by the sewage containing facility directly enters the flow merging pipe to be output in the prior art is easily caused serious pollution to natural water in rainy days is effectively avoided, or the technical defects of overlarge treatment pressure, resource waste and the like of the sewage treatment facility can achieve the technical effect of regulating and storing the sewage when the sewage is not required to be discharged, and the sewage treatment facility has the characteristics of simple structure, convenience in operation and wide applicability.

The above description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following detailed description of the present invention is given.

Drawings

In order to more clearly illustrate the embodiments of the present disclosure or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present disclosure, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an apparatus for regulating and storing sewage according to an embodiment of the present invention;

fig. 2 is a top view of fig. 1.

Detailed Description

The technical solutions in the embodiments of the present disclosure will be clearly and completely described below with reference to the drawings in the embodiments of the present disclosure, and it is obvious that the described embodiments are only a part of the embodiments of the present disclosure, and not all of the embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present specification belong to the protection scope of the present invention; the "and/or" keyword referred to in this embodiment means sum or two cases, in other words, a and/or B mentioned in the embodiments of this specification means two cases of a and B, A or B, and describes three states where a and B exist, such as a and/or B, and means: only A does not include B; only B does not include A; including A and B.

Meanwhile, in the embodiments of the present description, when an element is referred to as being "fixed to" another element, it may be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used in the embodiments of the present description are for illustrative purposes only and are not intended to limit the present invention.

It should be noted that, in order to describe the present specification in more detail so as to enable those skilled in the art to understand the present specification more clearly and clearly, and to support the technical problems to be solved and the technical effects to be achieved by the present specification, before describing the present specification, the following explanations are made for terms and terms related thereto:

the unit area refers to an area with sewage, such as a residential area, a school, an office building, a shopping mall and the like; the sewage branch pipe, the 'confluence pipe', is a pipeline used for conveying rainwater, sewage or mixed water of the rainwater and the sewage in the unit area pipeline; the sewage containing facility is equipment for collecting and chemically treating sewage transmitted by sewage branch pipes in the unit area, and can be a tank body structure with a treatment function like a septic tank; "bottom elevation" refers to the elevation value of the bottommost layer of a component at a certain position; "top elevation" refers to the elevation value of the topmost layer of a component at a certain location.

When the sewage storage device provided by the embodiment of the present description is applied to a specific application scenario of a drainage system, regulation of sewage, that is, discharge and storage of sewage, can be realized by the sewage storage device based on air pressure input by an air source and self-gravity of sewage, and the drainage system can include a sewage branch pipe (50), a sewage containing facility 20, a confluence pipe 30, a municipal pipeline and the like, and the sewage branch pipe is connected with the sewage containing facility so as to intensively convey sewage in a unit area to the sewage containing facility.

Example one

Specifically, referring to fig. 1-2, in the embodiment of the apparatus for regulating and storing sewage, the apparatus at least comprises a cut-off portion 10, a buffer portion 40 and a gas source 120.

Wherein, the cut-off part 10 is internally provided with a containing space 101 for containing sewage and is respectively communicated with the sewage containing facility 20 and the confluence pipe 30; this size, the volume of collecting space 101 the utility model discloses do not restrict, can be according to the nimble design of actual operation demand can. Similarly, the buffer part 40 also has a storage space 401 for storing the above-mentioned sewage therein, and includes a buffer inlet 421 and a buffer outlet 422, the buffer inlet 421 and the buffer outlet 422 are respectively communicated with the sewage branch pipe 50, and the buffer outlet 422 is located between the buffer inlet 421 and the sewage holding facility 20; this storage space 401's size, volume the utility model discloses do not restrict, can be according to the nimble design of actual operation demand can. Wherein, the height of the buffer outlet 422 is higher than the height of the connecting part of the sewage branch pipe 50 and the sewage receiving facility 20. The sewage in the sewage branch pipe 50 flows into the buffer part 40 for storage, and flows from the buffer part 40 to the confluence pipe 30 through the sewage containing facility 20 and the cut-off part 10 in sequence for discharge; or the sewage in the sewage branch pipe (50) flows into the sewage containing facility (20) and flows to the confluence pipe (30) through the cut-off part (10) for discharging.

When the buffer part 40 needs to store sewage, the sewage in the sewage branch pipe 50 flows into the buffer part 40 for storage; when the buffering part 40 needs to discharge the sewage, the sewage flows to the confluence pipe 30 through the sewage containing facility 20 and the cut-off part 10 in sequence under the action of gravity and is discharged.

As an embodiment of the cut-off portion 10, it may include: a shut-off inlet 102 and a shut-off outlet 103, wherein the shut-off inlet 102 is used for connecting with the sewage containing facility 20 and providing an input interface for sewage, and the shut-off outlet 103 is used for connecting with the confluence pipe 30 and providing an output interface for sewage.

It should be noted that, to above-mentioned buffering import 421 and buffering export 422, the import 102 that dams, the export 103 that dams, the utility model discloses to its bore size, do not do the restriction in the position of seting up on its carrier separately, can design in a flexible way according to actual operation demand can, as long as can realize sewage accept facility 20, 10 of damming portion and buffer 40 in intercommunication can, equally, to the number of buffer 40, this description embodiment does not do the restriction yet, can design in a flexible way according to the size of actual water storage capacity can, should not be with bore size difference, or separately the position of seting up on its carrier is different, and be thought not within the protection scope of the utility model.

As an implementation manner of the sewage circulation in the embodiment of the present specification, the sewage storage and regulation apparatus further includes: a first switch 121 disposed at the intercepting outlet 103; a first valve 301 disposed at the buffer inlet 421; a second valve 302 disposed at the buffer outlet 422; a third valve 303 is disposed on the sewage branch pipe 50 and leads to the sewage storing facility 20. Wherein the third valve 303 is located after the buffer inlet 421 and before the buffer outlet 422 in the direction of the sewage flowing from the sewage branch pipe 50 to the sewage receptacle 20. In other words, whether the third valve 303 is closed or not does not affect the opening of the first valve so that the sewage in the sewage branch pipe flows into the buffer portion through the buffer inlet. Similarly, whether the third valve 303 is closed or not does not affect the opening of the second valve, so that the sewage in the buffer portion 40 flows into the sewage housing facility 20 through the buffer outlet. In order to enable the sewage in the sewage branch pipe 50 to smoothly flow in through the buffer inlet and flow out from the buffer outlet under the action of the self gravity, the buffer part 40 is preferably a square tank body structure; the buffer outlet 422 is arranged at the position of the tank body structure close to the interception inlet 102; the buffer inlet 421 is arranged at a diagonal position of the tank body structure opposite to the buffer outlet 422, and the height of the buffer inlet 421 is higher than that of the buffer outlet 422. Wherein, this first switch 121 can be any one in gate, weir door, valve, gate valve, gasbag, air pillow, pipe clamp valve or the flexible damming device, the utility model discloses do not injectd, as long as can realize all being applicable to switching on or the mechanism that ends of importing and exporting the utility model discloses, also all be in the utility model discloses an within the protection scope.

As one or more implementations of the embodiments herein, the cutout 10 is one of a diverter well, a shut-off well, a dump well, a buffer corridor, or an installation well. The buffer 40 is one of a storage tank, a box culvert, and a pipe culvert.

As an application environment of the embodiment of the present specification, for the above-mentioned sewage, a regulation node may be set according to the situations of rainfall and no rainfall for regulation, for example, if the sewage output by the sewage branch pipe directly enters the flow mixing pipe from the sewage output by the housing facility and then is mixed with the rainwater, the mixed water of the rainwater and the sewage is easily seriously polluted when being directly discharged into the natural water body, and if the mixed water is directly discharged into the sewage treatment facility for treatment, a large amount of clean rainwater in rainy days enters the sewage treatment facility for unnecessary treatment, which results in resource waste. Therefore, at this time, the sewage output from the sewage branch pipe 50 can be regulated and stored by the sewage regulation and storage device provided in the embodiment of the present specification when there is rainfall, and the sewage regulation and storage can be stopped when there is no rainfall, that is, at this time, the sewage output from the sewage branch pipe 50 is directly input to the confluence pipe 30;

that is, when the sewage needs to be regulated and stored in the rainfall, the buffer inlet of the buffer part 40 is communicated with the sewage branch pipe 50, the first valve is opened, the third valve and the second valve are closed, so that the sewage in the sewage branch pipe 50 enters the buffer part through the buffer inlet to be stored, only rainwater exists in the confluence pipe 30, when the sewage needs to be output in the sunny day, only the second valve needs to be opened, the sewage stored in the buffer part 40 sequentially passes through the buffer outlet, the sewage containing facility, the interception inlet and the interception outlet under the action of gravity to flow into the confluence pipe 30, and the technical defects that the sewage input by the sewage containing facility 20 in the prior art is easy to cause serious pollution of natural water body in the rainy day or the sewage treatment facility has overlarge treatment pressure, resource waste and the like in the structural design that the sewage directly enters the confluence pipe to be output in the rainy day are effectively avoided, can reach the technical effect of regulation and storage to sewage when not needing sewage discharge, have simple structure, convenient operation and extensive applicability's characteristics.

As another application environment of the embodiment of the present specification, for the above fifty, a regulation node may be set according to the magnitude of rainfall for regulation, for example, if the rainfall is relatively large, if the sewage output by the sewage branch pipe directly enters the flow mixing pipe and then is mixed with the rainwater, the mixed water of the rainwater and the sewage is easily to be seriously polluted when being directly discharged into the natural water body, and if being directly discharged into the sewage treatment facility for treatment, a large amount of relatively clean rainwater in rainy days enters the sewage treatment facility for unnecessary treatment, which results in resource waste. Therefore, at this time, when the rainfall is relatively large, the sewage output by the sewage branch pipe can be regulated and stored by the sewage regulation and storage device provided in the embodiment of the present specification, and when the rainfall is relatively small, the sewage regulation and storage can be stopped, that is, at this time, the sewage output by the sewage branch pipe is directly input to the confluence pipe 30.

That is, when the rainfall is large and the sewage needs to be regulated and stored, only the buffer inlet of the buffer part 40 is needed to be communicated with the sewage branch pipe 50, the first valve is opened, the third valve and the second valve are closed, so that the sewage of the sewage branch pipe 50 enters the buffer part through the buffer inlet to be stored, only the rainwater with the large rainfall exists in the confluence pipe 30, and when the sewage is needed to be output in a fine day or in a small rainfall, only the second valve is needed to be opened, the sewage stored in the buffer part 40 sequentially passes through the buffer outlet, the sewage containing facility, the interception inlet and the interception outlet under the action of gravity to flow into the confluence pipe 30, so that the serious pollution of the natural water body is very easily caused when the rainfall exists in the structural design that the sewage input by the sewage containing facility 20 directly enters the confluence pipe to be output, or the treatment pressure of the sewage treatment facility is too high, The technical defects of resource waste and the like can achieve the technical effect of regulating and storing the sewage when the sewage is not required to be discharged, and the sewage treatment device has the characteristics of simple structure, convenience in operation and wide applicability.

Those skilled in the art can understand that, for the size of the rainfall, the utility model discloses do not do the restriction, can set for the rainfall parameter threshold according to the actual operation demand and define can.

As another application environment of the embodiment of the present specification, for the above-mentioned sewage, a liquid level interval threshold value is preset according to a liquid level height in the buffer portion 40, and the liquid level height in the buffer portion 40 is monitored in real time, so that when the liquid level height is lower than a minimum value of the interval threshold value, it is determined that the sewage needs to be regulated, that is, the sewage output by the sewage branch pipe 50 flows into the buffer portion 40 for storage. And when the liquid level is higher than the maximum value of the threshold value of the interval, the sewage regulation and storage can be stopped, namely, the sewage output by the sewage branch pipe is directly input into the confluence pipe 30 at the moment.

That is, when the liquid level is lower than the minimum value of the threshold value of the interval, it means that the storage space of the buffer part 10 is large at this time, in order to reduce the delivery pressure of the confluence pipe, the treatment pressure of the sewage treatment facility, and the like, it is only necessary to communicate with the sewage branch pipe 50 through the buffer inlet of the buffer part 40, open the first valve, close the third valve and the second valve, so that the sewage of the sewage branch pipe 50 enters the buffer part through the buffer inlet to be stored, and it is realized that the sewage is stored when the liquid level of the buffer part 40 is relatively low, and when the liquid level is higher than the maximum value of the threshold value of the interval, it means that the sewage stored in the buffer part 10 is about to overflow at this time, it is only necessary to open the second valve, and the sewage stored in the buffer part 40 sequentially flows into the confluence pipe 30 through the buffer outlet, the sewage containing facility, the intercepting inlet, the sewage overflow prevention device has the advantages that the technical defects of overlarge treatment pressure of the confluence pipe or excessive treatment pressure of a sewage treatment facility, resource waste and the like are effectively overcome, the overflow of sewage in the buffer part 40 can be effectively prevented, and the safety is high.

As another application environment of the embodiment of the present disclosure, a regulation node may be set according to whether there is surplus capacity in a sewage treatment plant for regulation, for example, when there is no surplus capacity in the sewage treatment plant, if the sewage output from the sewage branch pipe directly enters the merging pipe, the sewage is directly delivered to the sewage treatment plant in a non-rainfall period, or the sewage is delivered to the sewage treatment plant after being mixed with rainwater in a rainfall period, at this time, the treated water entering the sewage treatment plant is too much to reach the upper limit of the treatment of the sewage treatment plant, and overflow is very likely to occur, so that at this time, the sewage output from the sewage branch pipe may be regulated by the sewage regulation device provided in the embodiment of the present disclosure, and when there is surplus capacity in the sewage treatment plant, the sewage regulation may be stopped, that is, at this time, the sewage output from the sewage branch pipe is directly input to the merging pipe.

That is, when the sewage treatment plant facility has no surplus treatment capacity, only the buffer inlet of the buffer part 40 needs to be communicated with the sewage branch pipe 50, the first valve is opened, and the third valve and the second valve are closed, so that the sewage of the sewage branch pipe 50 enters the buffer part through the buffer inlet to be stored, the buffer part 40 stores the sewage when the liquid level is lower, and when the sewage treatment plant facility has the surplus treatment capacity, only the second valve needs to be opened at the moment, the sewage stored in the buffer part 40 sequentially passes through the buffer outlet, the sewage containing facility, the intercepting inlet and the intercepting outlet under the action of gravity to flow into the confluence pipe 30, the treatment pressure of the sewage treatment facility is effectively reduced, and the sewage treatment plant facility has the characteristic of high safety.

It should be noted that, the above description of the four application environments of the sewage storage device in the drainage system provided in the embodiment of the present specification is only an example of the practical application of the sewage storage device, and does not constitute a limitation to the use, and those skilled in the art can also understand that the sewage storage device provided in the embodiment of the present specification can also be applied to other application environments that need to store and store sewage, or a combination of the four application environments, besides the above four application environments, in the drainage system, including other application scenarios that can also be applied to a specific application scenario other than the drainage system, and the present invention is not limited thereto. In other words, as long as can realize saving sewage, reach the application environment or the application scene of the technical effect who carries out the regulation to sewage, all be applicable to the utility model discloses a, be in the utility model discloses a within the protection scope.

Further, as a real-time manner for controlling the opening and closing of the first switch 121, the first valve 301, the second valve 302, and the third valve 303 in the embodiment of the present disclosure, the sewage storage apparatus may further include:

the first liquid level meter is arranged in the buffer part 10 and used for monitoring the liquid level data of the sewage in the buffer part 10;

the controller is respectively communicated with the first switch 121, the first valve 301, the second valve 302, the third valve 303 and the first liquid level meter so as to receive liquid level data and switch the opening and closing of the first switch 121, the first valve 301, the second valve 302 and the third valve 303 according to the liquid level data; wherein the controller comprises a memory and a processor, the memory storing a computer program that when executed by the processor is capable of performing the steps of:

comparing the liquid level data with a standard liquid level interval, wherein the standard liquid level interval comprises an interval minimum liquid level value and an interval maximum liquid level value;

if the liquid level data is less than or equal to the interval minimum liquid level value, controlling the first switch, the second valve and the third valve to be closed, and opening the first valve;

and if the liquid level data is greater than or equal to the maximum interval liquid level value, controlling the first valve to be closed, and controlling the second valve and/or the third valve to be opened.

In this embodiment, when the liquid level is lower than the minimum value of the threshold value of the interval, it means that the storage space of the buffer part 10 is large, in order to reduce the delivery pressure of the confluence pipe, the treatment pressure of the sewage treatment facility, etc., it is only necessary to communicate with the sewage branch pipe 50 through the buffer inlet of the buffer part 40, open the first valve, close the third valve and the second valve, so that the sewage of the sewage branch pipe 50 enters the buffer part through the buffer inlet to be stored, so that the sewage is stored when the liquid level of the buffer part 40 is relatively low, and when the liquid level is higher than the maximum value of the threshold value of the interval, it means that the sewage stored in the buffer part 10 is about to overflow, at this time, it is only necessary to open the second valve, and the sewage stored in the buffer part 40 flows into the confluence pipe 30 through the buffer outlet, the sewage containing facility, the interception inlet, and the interception outlet in sequence under the action of, the sewage overflow prevention device has the advantages that the technical defects of overlarge treatment pressure of the confluence pipe or excessive treatment pressure of a sewage treatment facility, resource waste and the like are effectively overcome, the overflow of sewage in the buffer part 40 can be effectively prevented, and the safety is high.

Further, as another real-time mode for controlling the first switch 121, the first valve 301, the second valve 302, and the third valve 303 in the embodiment of the present disclosure, the sewage storage apparatus further includes:

the first rain gauge is communicated with the controller and is used for monitoring whether the current rainfall period is the rainfall period;

the program stored in the memory can further realize the following steps when executed by the processor:

if the current rainfall state is the rainfall state, controlling the first switch, the second valve and the third valve to be closed, and opening the first valve;

and if the current state is a non-rainfall state, controlling the first valve to be closed, and controlling the second valve and/or the third valve to be opened.

In this embodiment, when the sewage needs to be regulated and stored in the rainfall, the buffer inlet of the buffer part 40 is communicated with the sewage branch pipe 50, the first valve is opened, the third valve and the second valve are closed, so that the sewage in the sewage branch pipe 50 enters the buffer part through the buffer inlet to be stored, only the rainwater exists in the flow merging pipe 30, and when the sewage needs to be output in the sunny day, only the second valve needs to be opened, and the sewage stored in the buffer part 40 sequentially passes through the buffer outlet, the sewage containing facility, the interception inlet and the interception outlet under the action of gravity to flow into the flow merging pipe 30, so that the technical defects that the sewage input by the sewage containing facility 20 directly enters the flow merging pipe to be output in the rainy day in the prior art, the serious pollution of natural water is easily caused, or the sewage treatment pressure of the sewage treatment facility is too high, the resources are wasted, and the like are effectively avoided, can reach the technical effect of regulation and storage to sewage when not needing sewage discharge, have simple structure, convenient operation and extensive applicability's characteristics.

Further, as another real-time mode for controlling the first switch 121, the first valve 301, the second valve 302, and the third valve 303 in the embodiment of the present disclosure, the sewage storage apparatus further includes:

the second rain gauge is communicated with the controller and used for monitoring the rainfall when the current rainfall is in a rainfall period;

the program stored in the memory can further realize the following steps when executed by the processor:

if the current rainfall is smaller than a preset rainfall basic threshold value, controlling the first valve to be closed, and controlling the second valve and/or the third valve to be opened;

if the current rainfall is larger than a preset rainfall basic threshold value, controlling the first switch, the second valve and the third valve to be closed, and opening the first valve;

in this embodiment, when the rainfall is large and the sewage needs to be stored, the sewage only needs to be communicated with the sewage branch pipe 50 through the buffer inlet of the buffer part 40, the first valve is opened, the third valve and the second valve are closed, so that the sewage of the sewage branch pipe 50 enters the buffer part through the buffer inlet to be stored, only the rainwater with the large rainfall exists in the confluence pipe 30, and when the sewage needs to be output in a fine day or with a small rainfall, only the second valve needs to be opened, the sewage stored in the buffer part 40 sequentially passes through the buffer outlet, the sewage containing facility, the interception inlet and the interception outlet under the action of gravity to flow into the confluence pipe 30, thereby effectively avoiding the natural and serious water pollution easily caused by the structural design that the sewage input by the sewage containing facility 20 directly enters the confluence pipe to be output in the structure that the rainfall is large, or the technical defects of overlarge treatment pressure, resource waste and the like of the sewage treatment facility can achieve the technical effect of regulating and storing the sewage when the sewage is not required to be discharged, and the sewage treatment facility has the characteristics of simple structure, convenience in operation and wide applicability.

Further, as still another real-time manner for controlling the first switch 121, the first valve 301, the second valve 302, and the third valve 303 to open and close in the embodiment of the present disclosure, the sewage storage apparatus may further include:

the second liquid level meter is arranged in the sewage treatment plant and is used for monitoring the liquid level data of the sewage in the sewage treatment plant;

a controller comprising a memory and a processor, the memory storing a computer program that when executed by the processor is capable of performing the steps of:

comparing the liquid level data with a standard liquid level interval, wherein the standard liquid level interval comprises an interval minimum liquid level value and an interval maximum liquid level value;

if the liquid level data is less than or equal to the interval minimum liquid level value, controlling the first switch, the second valve and the third valve to be closed, and opening the first valve;

and if the liquid level data is greater than or equal to the maximum interval liquid level value, controlling the first switch, the second valve and the third valve to be closed, and opening the first valve.

In this embodiment, when the sewage treatment plant has no surplus treatment capacity, the sewage can be stored in the buffer portion by only communicating the buffer inlet of the buffer portion 40 with the sewage branch pipe 50 and opening the first valve and closing the third valve and the second valve, so that the sewage in the sewage branch pipe 50 can be stored in the buffer portion through the buffer inlet, and the buffer portion 40 can store the sewage when the liquid level is relatively low, and when the sewage treatment plant has surplus treatment capacity, the sewage stored in the buffer portion 40 can flow into the merging pipe 30 through the buffer outlet, the sewage accommodating device, the intercepting inlet and the intercepting outlet under the action of gravity only by opening the second valve.

It should be noted that, the above description of the four embodiments of the sewage storage device in the drainage system provided in the embodiments of the present disclosure is only an example of the practical application of the sewage storage device, and is not a limitation to the use, and those skilled in the art can also understand that the sewage storage device provided in the embodiments of the present disclosure can also be applied to other embodiments that need to store and store sewage or a combination of the four embodiments in addition to the above four embodiments in the drainage system, and the present disclosure is not limited thereto. In other words, as long as can realize saving or discharging sewage, reach the implementation mode that carries out the technological effect of regulation to sewage, all be applicable to the utility model discloses, and be within the protection scope of the utility model.

Those skilled in the art can understand that the size of the rainfall basic threshold value is set, and the size of the standard liquid level interval is set, the utility model discloses do not do the limitation, can be according to the actual operation demand to rainfall parameter threshold value and the standard liquid level interval set for can. Equally, to the monitoring in the rainfall period and the non-rainfall period, and to the monitoring of rainfall size, can monitor through two pluviometers, also can come to the rainfall period and the non-rainfall period through one has two kinds of monitoring function pluviometers, and the rainfall size monitors, and to the monitoring of liquid level, can monitor through two liquidometers, also can come to monitor the liquid level size of buffer pool and sewage treatment plant through a liquid level monitor that has two kinds of liquid level monitoring function, the utility model discloses do not do the restriction, as long as can realize two kinds of monitoring function's one or a plurality of monitoring device's implementation method all is applicable to the utility model discloses, also all be in the utility model discloses a within the protection scope.

Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the examples, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims (10)

1. An apparatus for conditioning sewage, for use in a drainage system comprising a sewage branch pipe (50), a sewage housing facility (20), the sewage branch pipe (50) and the sewage housing facility (20) being connected, characterized in that the apparatus comprises:

the buffer part (40), the buffer part (40) comprises a buffer inlet (421) and a buffer outlet (422), the buffer inlet (421) and the buffer outlet (422) are respectively communicated with the sewage branch pipe (50), and the buffer outlet (422) is positioned between the buffer inlet (421) and the sewage containing facility (20);

wherein the height of the buffer outlet (422) is higher than the height of the connecting part of the sewage branch pipe (50) and the sewage containing facility (20), and when the buffer part (40) needs to store sewage, the sewage in the sewage branch pipe (50) flows into the buffer part (40) for storage; when the buffer part (40) needs to discharge sewage, the sewage flows into the sewage containing facility under the action of gravity.

2. The apparatus for conditioning contaminated water according to claim 1, further comprising:

a first valve (301) disposed at the buffer inlet (421);

and the number of the first and second groups,

a second valve (302) disposed at the buffer outlet (422).

3. The apparatus for conditioning contaminated water according to claim 2, further comprising:

a third valve (303) arranged on the sewage branch pipe (50) and leading to the sewage containing facility (20).

4. An apparatus for conditioning contaminated water according to claim 3, wherein:

the third valve (303) is located after the buffer inlet (421) and before the buffer outlet (422) in the direction of sewage flowing from the sewage branch pipe (50) to the sewage housing facility (20).

5. The apparatus for conditioning contaminated water according to claim 1, wherein:

the height of the buffer inlet (421) is higher than that of the buffer outlet (422).

6. The apparatus for conditioning contaminated water according to claim 1, characterized in that it further comprises a cut-off portion (10), said cut-off portion (10) comprising:

a shut-off inlet (102) connected to the sewage holding facility (20);

and the interception outlet (103) is communicated with the confluence pipe (30).

7. The apparatus for conditioning contaminated water according to claim 6, further comprising:

a first switch (121) disposed at the shutoff outlet (103).

8. An apparatus for conditioning contaminated water according to claim 7, wherein:

the first switch (121) is any one of a gate, a weir gate, a valve, a gate valve, an air bag, an air pillow, a pipe clamp valve or a flexible cut-off device.

9. The apparatus for conditioning contaminated water according to claim 6, wherein:

the buffer part (40) is of a square tank body structure;

the buffer outlet (422) is arranged at the position of the tank body structure close to the sewage containing facility (20);

the buffer inlet (421) is arranged at the opposite diagonal position of the tank body structure and the buffer outlet (422).

10. An apparatus for conditioning contaminated water according to claim 9, wherein:

the cut-off portion (10) is one of a diverter well, a cut-off well, a abandonment well, a buffer corridor or an installation well;

and/or the presence of a gas in the gas,

the buffer part (40) is one of a regulation pool, a box culvert and a pipe culvert.

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