CN215630539U - Storage regulating system - Google Patents
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- CN215630539U CN215630539U CN202122067538.2U CN202122067538U CN215630539U CN 215630539 U CN215630539 U CN 215630539U CN 202122067538 U CN202122067538 U CN 202122067538U CN 215630539 U CN215630539 U CN 215630539U
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Abstract
The present disclosure relates to rainwater treatment technologies, and in particular, to a storage regulation system. It includes of regulation system: the device comprises a storage tank, a filtering membrane component, a membrane cleaning device and a water quality monitoring device; the regulating and storing pool is provided with a first water inlet, a first water outlet and a second water outlet, and the first water inlet is configured to allow rainwater to flow into the regulating and storing pool; the water inlet part of the filtering membrane assembly is configured to allow water in the storage tank to flow in, and the filtering membrane assembly is configured to filter the water flowing in through the water inlet part of the filtering membrane assembly; the membrane cleaning device is configured to clean the filtering membrane assembly; the water quality monitoring device is configured to perform water quality monitoring on water flowing in from the first water inlet. The present disclosure facilitates coping with extreme rainstorm or continuous rainfall weather to collect overload rain sewage.
Description
Technical Field
The present disclosure relates to rainwater treatment technologies, and in particular, to a storage regulation system.
Background
Aiming at the problems of mixed flow sewage overflow at the tail end of a rainy season combined system and initial rainwater pollution at a split flow rainwater drainage outlet, the regulation and storage tank is used as an overproof rainwater control measure and is widely applied to urban river and lake drainage outlet reconstruction projects to intercept high-concentration sewage in rainy seasons and reduce the pollution load of a receiving water body. Generally, after collecting sewage in a rainy season, a storage tank discharges the sewage into a municipal sewage pipeline in a designed emptying time in a sunny day and conveys the sewage to a sewage plant for treatment. In the face of extreme rainstorm or continuous rainfall weather, the regulation and storage tank is limited by the tank capacity and the emptying rate, and can not collect overload rain sewage, so that the overflow of a discharge port at the tail end of a pipe network is caused, and the water quality of the environmental water body is deteriorated.
SUMMERY OF THE UTILITY MODEL
The present disclosure provides a regulation system to solve the technical problem recognized by the inventor that in the face of extreme rainstorm or continuous rainfall weather, the regulation pool is limited by the pool capacity and the emptying rate, and can not collect the overload rain sewage.
The present disclosure provides a regulation system, comprising:
a regulation tank having a first water inlet, a first water outlet, and a second water outlet, the first water inlet configured to allow rainwater to flow into the regulation tank;
a filtering membrane module, wherein the water inlet part of the filtering membrane module is configured to be supplied with water in the regulating reservoir, and the filtering membrane module is configured to filter the water flowing in through the water inlet part of the filtering membrane module;
a membrane cleaning device configured to clean the filtration membrane module; and
a water quality monitoring device configured to perform water quality monitoring on water flowing in from the first water inlet.
In any of the above technical solutions, further, the storage system further includes a liquid level detection device configured to detect a water level in the storage tank.
In any of the above technical solutions, further, the storage system further includes a pumping device configured to deliver the water in the storage tank to the filtering membrane module.
In any one of the above technical solutions, further, the filtering membrane module is located in the storage tank, the pumping device is communicated with a water collecting pipe of the filtering membrane module, and water filtered by the filtering membrane module flows out through the second water outlet.
In any one of the above technical solutions, further, the filtering membrane module includes a plurality of flat membranes disposed at intervals, and a membrane surface of the flat membrane is perpendicular to a gravity direction of water in the storage tank.
In any of the above solutions, further, the membrane cleaning device comprises a transverse bar configured to be movable along the surface of the flat sheet membrane; the transverse rod is provided with a cleaning brush, and the cleaning brush is configured to clean the membrane surface of the flat membrane.
In any of the above technical solutions, further, the membrane cleaning device further includes a first vertical rail and a first transverse slide rail, a top end of the first vertical rail is fixedly connected with a slide block of the first transverse slide rail, a plurality of transverse rods are arranged at intervals along a length direction of the first vertical rail, and one end of each transverse rod is connected with the first vertical rail; the membrane cleaning device further comprises a second vertical rail and a second transverse sliding rail, the other end of the transverse rod is connected with the second vertical rail, and the second vertical rail is fixedly connected with a sliding block of the second transverse sliding rail.
In any one of the above technical solutions, further, the storage system further includes a first gate, a second gate and a third gate, the first gate is used for controlling the opening and closing of the first water inlet, the second gate is used for controlling the opening and closing of the first water outlet, and the third gate is used for controlling the opening and closing of the second water outlet.
In any of the above technical solutions, further, the water quality monitoring device is an online water quality monitor; the liquid level detection device is a floating ball liquid level meter.
In any of the above technical solutions, further, the flat membrane is a ceramic flat membrane.
The beneficial effect of this disclosure mainly lies in:
the regulation system that this disclosure provided, it includes of regulation system: the device comprises a storage tank, a filtering membrane component, a membrane cleaning device and a water quality monitoring device; the regulating and storing pool is provided with a first water inlet, a first water outlet and a second water outlet, and the first water inlet is configured to allow rainwater to flow into the regulating and storing pool; the water inlet part of the filtering membrane assembly is configured to allow water in the storage tank to flow in, and the filtering membrane assembly is configured to filter the water flowing in through the water inlet part of the filtering membrane assembly; the membrane cleaning device is configured to clean the filtering membrane assembly; the water quality monitoring device is configured to perform water quality monitoring on water flowing in from the first water inlet. After the filtering membrane component is arranged in the storage tank, water in the storage tank can be filtered, so that the water can be discharged through the second water outlet after being filtered, the membrane cleaning device can clean the filtering membrane, and the filtering effect of the membrane is ensured; and the water quality monitoring device monitors the water quality entering the regulation and storage tank to make water flow out through the second water outlet, so that the device is favorable for dealing with extreme rainstorm or continuous rainfall weather to collect the overload rain sewage.
It is to be understood that both the foregoing general description and the following detailed description are for purposes of illustration and description and are not necessarily restrictive of the disclosure. The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate the subject matter of the disclosure. Together, the description and drawings serve to explain the principles of the disclosure.
Drawings
In order to more clearly illustrate the embodiments of the present disclosure or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present disclosure, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic diagram of a regulation system in one or more embodiments;
FIG. 2 is a schematic diagram of a membrane cleaning device in one or more embodiments;
FIG. 3 is a schematic view of yet another embodiment of a membrane cleaning device in one or more embodiments.
Icon:
101-a regulation and storage tank; 102-a first water inlet; 103-a water quality monitoring device; 105-a water inlet pipe; 106-first outlet pipe; 107-second water outlet pipe; 108-liquid level detection means; 109-a pumping device; 110-a frame; 111-flat sheet membrane; 112-transverse bar; 113-a cleaning brush; 114-a first vertical rail; 115-a first lateral slide rail; 116-a second vertical rail; 117-second lateral slide rail; 118-a connecting rod; 119-a guide block; 120-a screw rod; 121-a second motor; 122-a transmission wheel; 123-a transmission belt; 124-a first gate; 125-a second gate; 126-third gate.
Detailed Description
The technical solutions of the present disclosure will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only some embodiments of the present disclosure, but not all embodiments.
All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.
In the description of the present disclosure, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing and simplifying the present disclosure, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present disclosure. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present disclosure, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 disclosure can be understood in specific instances by those of ordinary skill in the art.
Referring to FIG. 1, in one or more embodiments, a regulation system is provided that includes: the device comprises a storage tank 101, a filtering membrane component, a membrane cleaning device and a water quality monitoring device; the storage tank 101 is provided with a first water inlet 102, a first water outlet and a second water outlet, and the first water inlet 102 is configured to allow rainwater to flow into the storage tank 101; the water inlet part of the filtering membrane module is configured to allow water in the storage tank 101 to flow in, and the filtering membrane module is configured to filter the water flowing in through the water inlet part of the filtering membrane module; the membrane cleaning device is configured to clean the filtering membrane assembly; the water quality monitoring device 103 is configured to perform water quality monitoring on the water flowing in from the first water inlet 102.
In some embodiments, the first inlet 102 of the storage tank is for rainwater or storm sewage to flow into the storage tank 101, and water flowing out of the first outlet of the storage tank 101 passes through a municipal sewer pipe. When the filtering membrane assembly is positioned in the storage tank 101, the water which is filtered by the filtering membrane assembly flows out of the second water outlet of the storage tank 101; when the filtering membrane module is located outside the storage tank 101, water flowing out of the second water outlet of the storage tank 101 flows to the filtering membrane module, and filtering is achieved through the filtering membrane module. The membrane cleaning device is used for filtering the filtering membrane component so as to ensure the filtering effect of the filtering membrane component. The water quality monitoring apparatus may monitor the water quality flowing from the first water inlet 102 into the storage tank 101 to control the switching of the first water outlet and the second water outlet so as to cope with extreme rainstorms or continuous rainfall weather to collect the overload rain sewage. In one embodiment, the first water inlet 102 is fitted with a water inlet pipe 105, the first water outlet is fitted with a first water outlet pipe 106, and the second water outlet is fitted with a second water outlet pipe 107. It should be noted that the second water outlet may be disposed at the bottom of the storage tank, the first water outlet may be disposed at a side wall of the storage tank, and the first water inlet may be disposed at a side wall of the storage tank.
According to the regulation and storage system provided by at least one embodiment, after the filtering membrane component is arranged in the regulation and storage tank 101, water in the regulation and storage tank 101 can be filtered, so that the water can be discharged through the second water outlet after being filtered, the membrane cleaning device can be used for cleaning the filtering membrane, and the filtering effect of the membrane is ensured; and the water quality monitoring device monitors the water quality entering the regulation and storage tank 101 so as to enable water to flow out through the second water outlet, thereby being beneficial to dealing with extreme rainstorm or continuous rainfall weather and collecting overload rain sewage.
In some embodiments, the regulation system further comprises a liquid level detection device 108, the liquid level detection device 108 being configured to detect a water level within the regulation reservoir 101. The water level of the storage tank 101 is monitored by the liquid level detection device 108, so that the adjustment of the water inflow of the first water inlet 102 is realized, and the control of the switch of the second water outlet is realized.
In one embodiment, the liquid level detecting device 108 is a float level meter, which is used to monitor the water level of the reservoir 101. It should be noted that, in some other embodiments, the liquid level detection device 108 is not limited to a float level meter, and other types of detection devices may be used to detect the water level of the storage tank 101, such as a reflective microwave level meter or a microwave level meter.
In some embodiments, the storage system further comprises a pumping device 109, the pumping device 109 being configured to deliver water in the storage tank 101 towards the filtration membrane assembly; the flow to the filtration membrane module may be increased by the pumping device 109 to facilitate rapid filtration. In one embodiment, the pumping device 109 is a water pump, and the water pump is a positive displacement pump or a vane pump, or the like.
In some embodiments, the filtering membrane module is located in the storage tank 101, and the pumping device 109 is communicated with the water collecting pipe of the filtering membrane module, wherein the water filtered by the filtering membrane module flows out through the second water outlet. Through setting up filtering membrane module in regulation pond 101, do benefit to the direct filtration membrane module that passes through of water in the regulation pond 101, after filtration membrane module filters, flow from filtration membrane module to discharge to the environment water through the second delivery port, discharge to the environment water through second outlet pipe 107 promptly.
In some other embodiments, the filtering membrane module is disposed outside the storage tank 101, and water flowing out of the second water outlet of the storage tank 101 flows to the water inlet part of the filtering membrane module, is filtered by the filtering membrane module, and then flows out of the filtering membrane module to be discharged to the environmental water body; therefore, the space occupied by the filtering membrane assembly on the storage tank 101 can be reduced, and the water capacity of the storage tank 101 is improved.
In some embodiments, the filtration membrane module comprises a frame 110 and a plurality of spaced flat membranes 111, the plurality of flat membranes 111 being fixedly mounted to the frame 110; the membrane surface of the flat membrane 111 is perpendicular to the direction of gravity of the water in the reservoir 101. The water collecting pipes of the different flat sheet membranes 111 are connected in parallel and then connected to a main water collecting pipe, which is the water collecting pipe of the filtration membrane module, and in one embodiment, the main water collecting pipe is connected to the pumping device 109, and the pumping device 109 is connected to the second water outlet. By adopting the flat membrane 111 and arranging a plurality of flat membranes 111, the filtering capacity is improved, so that the extreme heavy rain or continuous rainfall weather can be better responded, and the overload rain sewage can be collected. The flat membrane 111 is perpendicular to the gravity direction of the water in the storage tank 101, which is beneficial to the gravity of the water, so that the water automatically flows to the filtering membrane component, and the water is filtered. In one embodiment, the frame 110 is made of stainless steel; a plurality of flat membrane 111 are arranged in parallel at intervals, and the distance between two adjacent flat membranes 111 is 150mm300mm, for example: the distance interval between two adjacent flat membranes 111 is 200mm, 225mm, 250mm or 275 mm. The design flux of the flat membrane 111 is 80-120L/h m2The storage tanks 101 with different capacities can be provided with filtering membrane modules according to the design scale, the environmental capacity of the receiving water body and the emptying time requirement. In some embodiments, two adjacent flat membranes 111 are separated by the frame 110, that is, four corners of the two adjacent flat membranes 111 are separated by the support bars of the frame 110; alternatively, the frame 110 includes a plurality of rectangular frames arranged in parallel, and four sides of the flat membrane 111 are supported by the rectangular frames. The membrane surface of the flat membrane 111 may not be perpendicular to the depth direction of the reservoir 101, and only water may flow toward the membrane surface of the flat membrane 111 by gravity. The water inlet part of the filtering membrane component is the membrane surface of the flat membrane 111.
In some embodiments, the membrane cleaning device comprises a transverse bar 112, the transverse bar 112 being configured to be movable along the surface of the flat sheet membrane 111; the transverse rod 112 is mounted with a cleaning brush 113, and the cleaning brush 113 is configured to clean the membrane surface of the flat membrane 111. The diameter of the cleaning brush 113 is larger than or equal to the distance between two adjacent flat membranes 111, so that the cleaning brush 113 can clean the plane between two adjacent flat membranes 111 when moving.
In some embodiments, the transverse bar 112 is a unitary structure with the cleaning brush 113; or the transverse rod 112 is detachably connected with the cleaning brush 113, for example, the cleaning brush 113 includes bristles and a brush sleeve, the brush sleeve is sleeved on the transverse rod 112, and the brush sleeve is fixed on the transverse rod 112 by a clamping manner or a fastening manner, so as to facilitate the replacement of the cleaning brush 113, and the fastening member is a screw or a bolt.
Referring to fig. 2, in some embodiments, the number of the transverse rods 112 is plural, and the transverse rods 112 are inserted between two adjacent flat sheet membranes 111; the top surface of the flat membrane 111 positioned at the topmost layer and the bottom surface of the flat membrane 111 positioned at the bottommost layer may also be provided with a transverse bar 112, so that the cleaning brush 113 on the transverse bar 112 can clean the top surface of the flat membrane 111 positioned at the topmost layer and the bottom surface of the flat membrane 111 positioned at the bottommost layer. The membrane cleaning device further comprises a first vertical rail 114 and a first transverse sliding rail 115, the top end of the first vertical rail 114 is fixedly connected with a sliding block of the first transverse sliding rail 115, a plurality of transverse rods 112 are arranged at intervals along the length direction of the first vertical rail 114, and one end of each transverse rod 112 is connected with the first vertical rail 114. The membrane cleaning device further comprises a second vertical rail 116 and a second transverse slide rail 117, the other end of the transverse rod 112 is connected with the second vertical rail 116, and the second vertical rail 116 is fixedly connected with a slide block of the second transverse slide rail 117. The sliding blocks of the first transverse sliding rail 115 and the sliding blocks of the second transverse sliding rail 117 are fixedly connected through a connecting rod 118. A guide block 119 is fixed to the middle of the connecting rod 118. The membrane cleaning device further comprises a first driving device, wherein the first driving device drives the sliding block of the first transverse sliding rail 115 to move along the guide rail of the first transverse sliding rail 115, so that the transverse rod 112 and the cleaning brush 113 move along the surface of the flat membrane 111, and the surface of the flat membrane 111 is cleaned. The first driving device comprises a screw rod 120 and a driving motor, the driving motor drives the screw rod 120 to rotate, and the screw rod 120 and the guide block 119 are in threaded transmission. The transverse rod 112 is moved back and forth along the surface of the flat membrane 111 by the rotation of the screw rod 120, so that the membrane surface of the flat membrane 111 is cleaned. The bristles of the cleaning brush 113 can be made of PVC with an anti-corrosion function, and the cleaning brush 113 reciprocates to clean deposits on the surface of the membrane so as to avoid the blockage of membrane pores. The first vertical rail 114 and the first transverse slide rail 115 are vertically arranged, the second vertical rail 116 and the second transverse slide rail 117 are vertically arranged, the first vertical rail 114 and the second vertical rail 116 are arranged in parallel, and the first transverse slide rail 115 and the second transverse slide rail 117 are arranged in parallel. It should be noted that the membrane cleaning device may further include a rod-direction moving slide rail, the first transverse slide rail 115 and the second transverse slide rail 117 are mounted on a slider of the rod-direction moving slide rail, the rod-direction moving slide rail is perpendicular to the first transverse slide rail 115, and the rod-direction moving slide rail is perpendicular to the first vertical rail 114, and by moving the rod-direction moving slide rail, the axial movement of the first transverse slide rail 115 and the second transverse slide rail 117 along the transverse rod 112 is realized, so that the surface cleaning of the flat membrane 111 can be further improved.
In some embodiments, one end of the transverse rod 112 is connected to the first vertical rail 114 through a first motor, and the other end of the transverse rod 112 is rotatably connected to the second vertical rail 116, for example, the other end of the transverse rod 112 is rotatably connected to the second vertical rail 116 through a bearing; the housing of the first motor is fixed on the first vertical rail 114, and the output shaft of the first motor is fixedly connected with one end of the transverse rod 112, so that when the transverse rod 112 moves along the surface of the flat membrane 111, the transverse rod 112 can also rotate under the driving of the first motor, and thus the surface of the flat membrane 111 can be better cleaned. The first motor may be a waterproof motor.
Referring to fig. 3, in some alternative embodiments, one end of the transverse rod 112 is rotatably connected to the first vertical rail 114, for example, by a bearing; the other end of the transverse rod 112 is rotatably connected to the second vertical rail 116, for example, by a bearing. One end of each transverse bar 112 is provided with two parallel arranged drive wheels 122, which drive wheels 122 may be sprockets or pulleys. The two adjacent transverse rods 112 are located between the corresponding transmission wheels 122 and are linked through transmission belts 123, each transmission belt 123 is a chain or a belt, and the transmission belts 123 are arranged in a staggered mode when viewed along the radial direction of the transverse rods 112. The second motor 121 is further installed on the sliding block of the first transverse sliding rail 115, the second motor 121 is directly or indirectly connected with the uppermost transverse rod 112 to drive the uppermost transverse rod 112 to rotate, and since the two adjacent transverse rods 112 are linked through the transmission wheel 122 and the transmission belt 123, when the second motor 121 rotates, all the transverse rods 112 can rotate. And when the driving motor drives the screw rod 120 to rotate, the transverse rod 112 is moved along the surface of the flat membrane 111. It should be noted that the driving wheel 122 and the driving belt 123 may be provided with a cover to prevent water or reduce the influence of sludge on the operation of the driving wheel 122.
In some embodiments, the storage system further comprises a first shutter 124, a second shutter 125, and a third shutter 126, the first shutter 124 for controlling the opening and closing of the first water inlet 102, the second shutter 125 for controlling the opening and closing of the first water outlet, and the third shutter 126 for controlling the opening and closing of the second water outlet. The first gate 124, the second gate 125, and the third gate 126 may each be a motorized gate.
In some embodiments, the water quality monitoring device is an online water quality monitor. The flat membrane 111 is a ceramic flat membrane 111. In one embodiment, the ceramic flat sheet membrane 111 is a silicon carbide ceramic flat sheet membrane 111. Silicon carbide is better than other materials in hydrophilicity, and the flat membrane 111 can be horizontally arranged in the regulation and storage tank 101 to realize small-flux filtration (outward inlet and inward outlet) by using gravity, so that the effective scale of the regulation and storage tank 101 is slightly improved.
In one or more embodiments, a regulation method is also provided, and the regulation method is suitable for the regulation system in at least one embodiment.
The storage regulation method comprises the following steps: in the early stage of rainfall, the first water inlet 102 is opened, the first water outlet and the second water outlet are closed, namely the first gate 124 is opened, and the second gate 125 and the third gate 126 are closed; when the liquid level detection device 108 detects that the sewage in the storage tank 101 reaches a set height, and when the water quality monitoring device detects that the water quality of the inlet water of the first water inlet 102 is lower than the first-level A discharge standard, the first water inlet 102 is kept open, the first water outlet is kept closed, and the second water outlet is opened, namely, the first gate 124 is kept open, the second gate 125 is closed, and the third gate 126 is opened; when the flow rate of the first water inlet 102 is smaller than or equal to a first set value, the second water outlet is in an open state, so that the water in the storage tank 101 flows to the filtering membrane component under the action of gravity, is filtered by the filtering membrane component, and is discharged through the second water outlet, and low-speed filtering is realized; when the flow rate of the first water inlet 102 is greater than the first set value, the water in the storage tank 101 flows to the filtering membrane module under the action of gravity, the water is filtered by the filtering membrane module, the filtered water is discharged through the second water outlet, meanwhile, the pumping device 109 is opened, the filtered water flows out at an accelerated speed through the pumping device 109 and is discharged to the environmental water body, and high-speed filtering is achieved. It should be noted that, in the early stage of rainfall, the concentration of the rain sewage is generally higher and inferior to the first-class A discharge standard.
In some embodiments, the method of regulating storage further comprises: at the end of the rainfall, the first water inlet 102 and the second water outlet are closed, and the first water outlet is opened, i.e. the first gate 124 and the third gate 126 are closed, and the second gate 125 is opened; discharging the sewage in the storage tank 101 into a sewage pipe through a first water outlet, and treating the sewage in a sewage plant; when the interval time between the next rainfall and the previous rainfall is less than the set time or when the sewage plant runs at full load, the first water inlet 102 is closed, the first water outlet and the second water outlet are opened simultaneously, even if the first gate 124 is closed, the second gate 125 and the third gate 126 are opened simultaneously, water in the storage tank 101 is filtered, namely the water in the storage tank 101 flows to the filtering membrane component under the action of gravity to be filtered, the filtered water is discharged through the second water outlet, and the filtering membrane component is used for filtering to assist in emptying sewage in the storage tank 101, so that a storage space is reserved for intercepting the next rain sewage. It should be noted that, when the interval time between the next rainfall and the previous rainfall is less than the set time or the sewage plant runs at full load, the pumping device is started to realize high-speed filtration when the emptying speed of the water in the storage tank is less than the set speed; the emptying speed of the water in the regulating storage tank can be fed back according to the liquid level detection device, for example, the flow speed can be calculated according to the height change of the liquid level detection device within set time, and because the volume of the water storage tank is fixed, the water inlet speed and the liquid level in the water storage tank are in a proportional relation; the regulation pool is switched into a conventional state after being emptied each time, namely, the first water inlet is opened, and the first water outlet and the second water outlet are closed, so that rain sewage is received when rainfall begins.
The overload high-speed regulation and storage system and the regulation and storage method provided by at least one embodiment of the disclosure can be used for newly building or modifying the discharge port regulation and storage tank 101, and the overload operation efficiency of the regulation and storage tank 101 is improved by more than 50%. The flat membrane 111 is horizontally arranged in the storage tank 101, rain sewage in the tank is efficiently filtered by the flat membrane 111 and then discharged into an environmental water body by utilizing gravity and a pumping device 109, so that the overload operation of the storage tank 101 is realized, and the extreme is reducedAnd the overflow sewage of the pipe network is polluted in the weather. By utilizing the horizontal flat membrane 111, when continuous low-intensity rainstorm occurs and the plant network runs at full load, a small amount of sewage can be filtered and discharged by utilizing the gravity or the pumping device 109 in an auxiliary way so as to intercept the high-concentration mixed flow sewage; when continuous high-intensity rainstorm occurs, the pumping device 109 can be used for rapidly filtering the auxiliary plant network during the rainstorm to rapidly drain the storage tank 101, and enough intercepting tank capacity is reserved for the next rainfall. The storage regulating system is used for controlling the storage water quantity in a linkage mode through three electric gates with one inlet and two outlets and a floating ball liquid level meter, the filtering flux of a flat membrane 111 is controlled through a pumping device 109 dynamically based on the operation condition of a plant network, and the storage regulating efficiency is improved to the maximum extent. . When the gravity filtration flow does not meet the requirement, the pumping device 109 can be started to realize high-speed filtration, and in some application scenes, the design flux of the flat membrane 111 is 80-120L/h m2The single membrane component is composed of 200m2The sewage treatment system is composed of ceramic membranes, occupies 3 square meters, can drain 384-576 tons of sewage in 24 hours per set of membrane module, and the membrane modules of the regulation and storage tanks 101 with different sizes can be configured according to the design scale, the environmental capacity of the receiving water body and the requirement of draining time.
Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present disclosure, and not for limiting the same; while the present disclosure has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present disclosure.
Claims (10)
1. A regulated system, comprising:
a regulation tank having a first water inlet, a first water outlet, and a second water outlet, the first water inlet configured to allow rainwater to flow into the regulation tank;
a filtering membrane module, wherein the water inlet part of the filtering membrane module is configured to be supplied with water in the regulating reservoir, and the filtering membrane module is configured to filter the water flowing in through the water inlet part of the filtering membrane module;
a membrane cleaning device configured to clean the filtration membrane module; and
a water quality monitoring device configured to perform water quality monitoring on water flowing in from the first water inlet.
2. The storage system of claim 1, further comprising a liquid level detection device configured to detect a level of water within the storage tank.
3. The storage system of claim 1, further comprising a pumping device configured to deliver water in the storage tank to the filtration membrane assembly.
4. The storage system of claim 3, wherein the filtration membrane module is located in the storage tank, and the pumping device is in communication with a header of the filtration membrane module, wherein the water filtered by the filtration membrane module flows out through the second water outlet.
5. The storage system of claim 4, wherein the filter membrane module comprises a plurality of flat membranes arranged at intervals, and the membrane surfaces of the flat membranes are perpendicular to the gravity direction of the water in the storage tank.
6. The storage system of claim 5, wherein the membrane cleaning device comprises a transverse bar configured to be movable along a surface of the flat sheet membrane; the transverse rod is provided with a cleaning brush, and the cleaning brush is configured to clean the membrane surface of the flat membrane.
7. The storage system of claim 6, wherein the membrane cleaning device further comprises a first vertical rail and a first transverse slide rail, the top end of the first vertical rail is fixedly connected with a slide block of the first transverse slide rail, a plurality of transverse rods are arranged at intervals along the length direction of the first vertical rail, and one end of each transverse rod is connected with the first vertical rail; the membrane cleaning device further comprises a second vertical rail and a second transverse sliding rail, the other end of the transverse rod is connected with the second vertical rail, and the second vertical rail is fixedly connected with a sliding block of the second transverse sliding rail.
8. The regulation system of claim 5, further comprising a first gate for controlling the opening and closing of the first water inlet, a second gate for controlling the opening and closing of the first water outlet, and a third gate for controlling the opening and closing of the second water outlet.
9. The storage system according to claim 2, wherein the water quality monitoring device is an online water quality monitor; the liquid level detection device is a floating ball liquid level meter.
10. The storage system of any one of claims 5-7, wherein the flat sheet membrane is a ceramic flat sheet membrane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122067538.2U CN215630539U (en) | 2021-08-30 | 2021-08-30 | Storage regulating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122067538.2U CN215630539U (en) | 2021-08-30 | 2021-08-30 | Storage regulating system |
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| Publication Number | Publication Date |
|---|---|
| CN215630539U true CN215630539U (en) | 2022-01-25 |
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| CN202122067538.2U Active CN215630539U (en) | 2021-08-30 | 2021-08-30 | Storage regulating system |
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2021
- 2021-08-30 CN CN202122067538.2U patent/CN215630539U/en active Active
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