CN210133912U - Tubular membrane wastewater treatment system capable of discharging sludge on line - Google Patents
Tubular membrane wastewater treatment system capable of discharging sludge on line Download PDFInfo
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- CN210133912U CN210133912U CN201920964996.6U CN201920964996U CN210133912U CN 210133912 U CN210133912 U CN 210133912U CN 201920964996 U CN201920964996 U CN 201920964996U CN 210133912 U CN210133912 U CN 210133912U
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Abstract
The utility model relates to a tubular membrane wastewater treatment system capable of discharging sludge online, which comprises a circulating pump, a concentration tank and a plurality of tubular membrane components connected in series; the bottom of the concentration tank is provided with a leading-out pipeline communicated with a circulating pump wastewater inlet end, a circulating pump wastewater outlet end is connected with the wastewater inlet end of the tubular membrane component at the head end, and the wastewater outlet end of the tubular membrane component at the tail end is communicated with the upper part of the concentration tank through a pipeline; the water production ends of the plurality of tubular membrane components are connected in series and then led out to a water production main valve through a pipeline; and a branch pipeline is arranged on a pipeline connecting the waste water outlet end of the tubular membrane assembly at the tail end with the concentration tank, and a sludge discharge valve is arranged on the branch pipeline. The system realizes the real-time online discharge of the sludge, ensures that the concentration of the sludge in the concentration tank is stabilized in a relatively fixed range, and keeps the stability of the operation of the whole system.
Description
Technical Field
The utility model relates to an industrial waste water retrieval and utilization field of handling, especially a tubular membrane effluent disposal system that can arrange mud on line.
Background
In the industrial wastewater recycling treatment field, the tubular membrane filtration system is a precise device which directly intercepts impurities in water by using a tubular membrane component, removes suspended matters and particles in the water body, reduces turbidity, purifies the water in a permeation mode, reduces the generation of system dirt, bacteria, algae, rust and the like, and purifies the water and protects other devices of the system to normally work.
In the process of tubular membrane wastewater treatment, particulate matters are continuously blocked by the tubular membrane, wastewater is also continuously concentrated, the tubular membrane is flushed back into the concentration tank by cross flow to be continuously and circularly treated, and the permeated water (purified water) of the tubular membrane enters the water production tank through the water production valve; the sludge concentration in the concentration tank is higher and higher in the circulating treatment process, the sludge concentration in the concentration tank is greatly changed, and the change of the concentration can influence the working stability of the whole wastewater treatment system. Usually, concentrated liquid at the bottom of a concentrated tank is extracted at regular time, whether sludge needs to be discharged or not is determined after the concentration of wastewater is measured, the wastewater treatment process needs to be suspended in a sludge discharge process system, and online and real-time sludge discharge in the wastewater treatment process cannot be realized.
Disclosure of Invention
The utility model aims to solve the technical problem that a tubular membrane effluent disposal system that can arrange mud on line is provided, this system has realized arranging mud often on line among the effluent disposal process, has improved entire system's job stabilization nature and work efficiency.
In order to solve the technical problem, the utility model discloses a realize according to following mode: the tubular membrane wastewater treatment system capable of discharging sludge online comprises a circulating pump, a concentration tank and a plurality of tubular membrane components connected in series; the bottom of the concentration tank is provided with a leading-out pipeline communicated with a circulating pump wastewater inlet end, a circulating pump wastewater outlet end is connected with the wastewater inlet end of the tubular membrane component at the head end, and the wastewater outlet end of the tubular membrane component at the tail end is communicated with the upper part of the concentration tank through a pipeline; the water production ends of the plurality of tubular membrane components are connected in series and then led out to a water production main valve through a pipeline; and a branch pipeline is arranged on a pipeline connecting the waste water outlet end of the tubular membrane assembly at the tail end with the concentration tank, and a sludge discharge valve is arranged on the branch pipeline.
And a flow control valve is arranged on a pipeline which is led out from the bottom of the concentration tank and is communicated with the wastewater inlet end of the circulating pump.
And a flow meter, an in-pipe pressure detection meter and a flow control valve are arranged on a pipeline communicated with the wastewater inlet end of the tubular membrane assembly at the head end at the wastewater outlet end of the circulating pump.
A flow control valve is arranged at the tail end of a pipeline which is communicated with the concentration tank at the waste water outlet end of the tubular membrane module at the tail end; a branch pipeline is led out from the upper end of the flow control valve.
The utility model discloses an actively the effect: a tubular membrane effluent disposal system that can arrange mud on line is used for online mud to discharge through setting up the lateral line on the terminal waste water outlet end pipeline of a plurality of tubular membrane subassemblies, the real-time online emission of mud has been realized, that is to say that the in-process sludge discharge valve at waste water treatment is in the state of opening according to certain proportion of opening (here open the proportion and has decided the flow that mud externally discharged, open the proportion and specifically refer to the discharge flow of sludge discharge valve department and the proportion relation between the system flow of circulating pump waste water outlet end monitoring), thereby guaranteed that the thickening inslot mud concentration is stabilized in a relatively more fixed scope, whole system operation's stability has been kept. In the process of opening the branch pipeline to discharge the sludge, the whole system does not need to be suspended and can continue to work normally, thereby greatly improving the wastewater treatment efficiency. The sludge discharge valve is usually at the high point of the system, the sludge in the sludge discharge pipeline can be emptied under gravity flow after the system is shut down, the sludge does not stay in the sludge discharge pipe, and the sludge discharge pipeline does not need to be flushed any more, so that the water consumption of the system is reduced.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic structural diagram of the present invention
In the figure, 1, a concentration tank; 2. a circulation pump; 3. a tubular membrane module; 4. a water production main valve; 5. a sludge discharge valve.
Detailed Description
As a specific embodiment of the present invention, as shown in fig. 1, the tubular membrane wastewater treatment system capable of discharging sludge online comprises a circulating pump 2, a concentration tank 1, and a plurality of tubular membrane modules 3 connected in series; a pipeline led out from the bottom of the concentration tank 1 is communicated with a wastewater inlet end of a circulating pump 2, a wastewater outlet end of the circulating pump 2 is connected with a wastewater inlet end of a tubular membrane assembly 3 at the head end, and a wastewater outlet end of the tubular membrane assembly 3 at the tail end is communicated with the upper part of the concentration tank 1 through a pipeline; the water production ends of the plurality of tubular membrane components 3 are connected in series and then led out to a water production main valve 4 through a pipeline; and a branch pipeline is arranged on a pipeline connecting the waste water outlet end of the tubular membrane component 3 at the tail end with the concentration tank 1, and a sludge discharge valve 5 is arranged on the branch pipeline.
And a flow control valve is arranged on a pipeline which is led out from the bottom of the concentration tank 1 and is communicated with the waste water inlet end of the circulating pump 2.
And a flow meter, a pressure detection meter in the pipe and a flow control valve are arranged on a pipeline communicated with the wastewater outlet end of the circulating pump 2 and the wastewater inlet end of the tubular membrane assembly 3 at the head end.
A flow control valve is arranged at the tail end of a pipeline which is communicated with the concentration tank 1 at the waste water outlet end of the tubular membrane component 3 at the tail end; a branch pipeline is led out from the upper end of the flow control valve.
The utility model discloses a working process:
step S1: in the operation process, the circulating pump 2 sucks the wastewater out of the concentration tank 1, the wastewater is pumped into the plurality of tubular membrane modules 3 connected in series, particulate matters are continuously blocked by the tubular membrane modules 3, the wastewater is also continuously concentrated, the wastewater returns to the concentration tank 1 through cross flow scouring in the tubular membrane modules 3 to be continuously and circularly filtered, and the permeated water of the tubular membrane modules 3, namely the produced water, enters the water production tank through the water production main valve 4;
step S2: the branch pipeline is used for online sludge discharge, real-time online sludge discharge is realized, namely the sludge discharge valve 5 is in an opening state according to a certain opening proportion in the wastewater treatment process, the opening proportion determines the flow of sludge discharged outwards, the opening proportion specifically refers to the proportional relation between the discharge flow of the sludge discharge valve 5 and the system flow monitored by the wastewater outlet end of the circulating pump, the larger the opening proportion of the sludge discharge valve 5 is, the faster the sludge wastewater is discharged outwards, the less concentrated liquid flows back into the concentration tank 1, the smaller the increasing speed of the sludge concentration in the concentration tank 1 is, the sludge concentration in the concentration tank 1 is ensured to be stabilized in a relatively fixed range, and the stability of the operation of the whole system is maintained.
It should be noted that the above description is only a preferred embodiment of the apparatus structure of the present invention, and does not set any limit to the technical scope of the present invention. Therefore, all be according to the utility model discloses a core technology, any slight modification, modification and the equivalent change of making to above example all still belong to within the technical scope of the utility model, all belong to the utility model discloses a protection scope.
Claims (4)
1. The utility model provides a can arrange tubular membrane effluent disposal system of mud on line which characterized in that: a circulating pump, a concentration tank and a plurality of tubular membrane components connected in series; the bottom of the concentration tank is provided with a leading-out pipeline communicated with a circulating pump wastewater inlet end, a circulating pump wastewater outlet end is connected with the wastewater inlet end of the tubular membrane component at the head end, and the wastewater outlet end of the tubular membrane component at the tail end is communicated with the upper part of the concentration tank through a pipeline; the water production ends of the plurality of tubular membrane components are connected in series and then led out to a water production main valve through a pipeline; and a branch pipeline is arranged on a pipeline connecting the waste water outlet end of the tubular membrane assembly at the tail end with the concentration tank, and a sludge discharge valve is arranged on the branch pipeline.
2. The tubular membrane wastewater treatment system capable of discharging sludge online as claimed in claim 1, wherein: and a flow control valve is arranged on a pipeline which is led out from the bottom of the concentration tank and is communicated with the wastewater inlet end of the circulating pump.
3. The tubular membrane wastewater treatment system capable of discharging sludge online as claimed in claim 1, wherein: and a flow meter, an in-pipe pressure detection meter and a flow control valve are arranged on a pipeline communicated with the wastewater inlet end of the tubular membrane assembly at the head end at the wastewater outlet end of the circulating pump.
4. The tubular membrane wastewater treatment system capable of discharging sludge online as claimed in claim 1, wherein: a flow control valve is arranged at the tail end of a pipeline which is communicated with the concentration tank at the waste water outlet end of the tubular membrane module at the tail end; a branch pipeline is led out from the upper end of the flow control valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920964996.6U CN210133912U (en) | 2019-06-25 | 2019-06-25 | Tubular membrane wastewater treatment system capable of discharging sludge on line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920964996.6U CN210133912U (en) | 2019-06-25 | 2019-06-25 | Tubular membrane wastewater treatment system capable of discharging sludge on line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210133912U true CN210133912U (en) | 2020-03-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201920964996.6U Active CN210133912U (en) | 2019-06-25 | 2019-06-25 | Tubular membrane wastewater treatment system capable of discharging sludge on line |
Country Status (1)
| Country | Link |
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| CN (1) | CN210133912U (en) |
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2019
- 2019-06-25 CN CN201920964996.6U patent/CN210133912U/en active Active
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