CN108862551A - Water quality and quantity regulation device - Google Patents
Water quality and quantity regulation device Download PDFInfo
- Publication number
- CN108862551A CN108862551A CN201810885490.6A CN201810885490A CN108862551A CN 108862551 A CN108862551 A CN 108862551A CN 201810885490 A CN201810885490 A CN 201810885490A CN 108862551 A CN108862551 A CN 108862551A
- Authority
- CN
- China
- Prior art keywords
- water quality
- water inlet
- control valve
- water
- adjustment pond
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2203/00—Apparatus and plants for the biological treatment of water, waste water or sewage
- C02F2203/006—Apparatus and plants for the biological treatment of water, waste water or sewage details of construction, e.g. specially adapted seals, modules, connections
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/40—Liquid flow rate
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/04—Flow arrangements
- C02F2301/046—Recirculation with an external loop
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- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Activated Sludge Processes (AREA)
Abstract
The invention discloses a kind of water quality and quantity regulation devices, including water quality adjustment pond, the top water inlet in water quality adjustment pond is connected with pump riser road, the outlet end in pump riser road extends in water quality adjustment pond and is connected with transverse water inlet pipe and water inlet vertical tube, water inlet control valve is installed in transverse water inlet pipe, pump riser road is connected with lift pump room, and lift pump room is connected to wastewater influent total pipeline, is equipped with Water quality detector on wastewater influent total pipeline；It further include reflux well, reflux well is connected to by sludge feedback pipeline with lift pump room, is equipped with feedback control valve on sludge feedback pipeline；It further include adjusting controller, adjusting controller is connect with Water quality detector, and the output end of adjusting controller is connect with water inlet control valve and feedback control valve respectively；The open and close of feedback control valve and water inlet control valve are controlled according to the water quality situation of detection, realize the preliminary regulation to water inlet, are avoided impacting sewage treatment biochemical system into water, are ensured the stable operation of sewage treatment biochemical system.
Description
Technical field
The present invention relates to technical field of sewage more particularly to a kind of water quality and quantity regulation devices.
Background technique
The traditional method for removing of the excess sludge generated in sewage treatment plant is, directly through residual sludge pump from reflux well
It mentions after being concentrated in sludge concentration tank, carries out sludge dewatering disposition.Returned sludge is the precipitating sludge of secondary settling tank bottom, this
Partial sludge is the end in biochemical system, is completely in starvation, if be used, has extraordinary effect.
Summary of the invention
Technical problem to be solved by the invention is to provide a kind of water quality that flexible modulation can be carried out for feedwater quality
Water quantity regulation device.
In order to solve the above technical problems, the technical scheme is that：Water quality and quantity regulation device, including water quality adjustment
Pond, the top water inlet in the water quality adjustment pond are connected with pump riser road, and the outlet end in the pump riser road extends to the water
It is connected with transverse water inlet pipe and water inlet vertical tube in matter conditioning tank and by three-way connection, is equipped in the transverse water inlet pipe into water and controls
Valve, the pump riser road are connected with lift pump room, and the lift pump room is connected to wastewater influent total pipeline, and the wastewater influent is total
Water quality detector is installed on pipeline；It further include the reflux well being connected to the spoil disposal port of biochemical system, the reflux well passes through
Sludge feedback pipeline is connected to the lift pump room, is equipped with feedback control valve on the sludge feedback pipeline；The water quality tune
The L-type outlet pipe that gap is higher than the top water inlet, the L-type outlet pipe and the top water inlet are installed in section pond
Divide the both ends in the column water quality adjustment pond；
It further include adjusting controller, the signal of the signal input part of the adjusting controller and the Water quality detector exports
End connection, the output end of the adjusting controller are connect with the water inlet control valve and the feedback control valve respectively.
As a kind of perferred technical scheme, the lower open end of the water inlet vertical tube is higher than the dirt in the water quality adjustment pond
Mud layer.
As a kind of perferred technical scheme, the gap of the L-type outlet pipe be higher than the top water inlet 5~
10cm。
By adopting the above-described technical solution, water quality and quantity regulation device, including water quality adjustment pond, the water quality adjustment pond
Top water inlet be connected with pump riser road, it is described pump riser road outlet end extend in the water quality adjustment pond and be connected with
Transverse water inlet pipe and vertical tube of intaking, are equipped with water inlet control valve in the transverse water inlet pipe, and the pump riser road is connected with lift pump room,
The lift pump room is connected to wastewater influent total pipeline, is equipped with Water quality detector on the wastewater influent total pipeline；Further include
The reflux well being connected to the spoil disposal port of biochemical system, the reflux well are connected by sludge feedback pipeline and the lift pump room
It is logical, feedback control valve is installed on the sludge feedback pipeline；Gap is installed higher than the top in the water quality adjustment pond
Hold the L-type outlet pipe of water inlet, the both ends of the L-type outlet pipe and the top water inlet point column water quality adjustment pond；Also
Including adjusting controller, the signal input part of the adjusting controller is connect with the signal output end of the Water quality detector, institute
The output end for stating adjusting controller is connect with the water inlet control valve and the feedback control valve respectively；According to the water quality feelings of detection
Condition controls the open and close of feedback control valve and water inlet control valve, realizes the preliminary regulation to water inlet, avoids impacting into water dirty
Water process biochemical system ensures the stable operation of sewage treatment biochemical system.
Detailed description of the invention
The following drawings are only intended to schematically illustrate and explain the present invention, not delimit the scope of the invention.Wherein：
Fig. 1 is the schematic diagram of the embodiment of the present invention；
In figure：1- pumps riser road；21- transverse water inlet pipe；22- water inlet vertical tube；23- water inlet control valve；31- sludge feedback pipe
Road；32- feedback control valve；4-L type outlet pipe.
Specific embodiment
With reference to the accompanying drawings and examples, the present invention is further explained.In the following detailed description, only pass through explanation
Mode describes certain exemplary embodiments of the invention.Undoubtedly, those skilled in the art will recognize,
In the case where without departing from the spirit and scope of the present invention, described embodiment can be repaired with a variety of different modes
Just.Therefore, attached drawing and description are regarded as illustrative in nature, and are not intended to limit the scope of the claims.
As shown in Figure 1, water quality and quantity regulation device, including water quality adjustment pond, the top water inlet in the water quality adjustment pond
It is connected with pump riser road 1, the outlet end in the pump riser road 1 extends in the water quality adjustment pond and connects by three-way connection
There are transverse water inlet pipe 21 and water inlet vertical tube 22, water inlet control valve 23 is installed in the transverse water inlet pipe 21, the pump riser road 1 connects
There is lift pump room, the lift pump room is connected to wastewater influent total pipeline, and water quality inspection is equipped on the wastewater influent total pipeline
Survey device；It further include the reflux well being connected to the spoil disposal port of biochemical system, the reflux well passes through sludge feedback pipeline 31 and institute
Lift pump room connection is stated, feedback control valve 32 is installed on the sludge feedback pipeline 31；It is equipped in the water quality adjustment pond
Gap is higher than the L-type outlet pipe 4 of the top water inlet, and the gap of the L-type outlet pipe 4 is higher than the top water inlet
5~10cm.The both ends of the L-type outlet pipe 4 and the top water inlet point column water quality adjustment pond；It further include adjusting control
Device, the signal input part of the adjusting controller are connect with the signal output end of the Water quality detector, the adjusting controller
Output end connect respectively with the water inlet control valve 23 and the feedback control valve 32.The lower open end of the water inlet vertical tube 22
Higher than the sludge blanket in the water quality adjustment pond.
According to the water quality situation of detection control feedback control valve 32 and water inlet control valve 23 open and close, realization into
The preliminary regulation of water avoids impacting sewage treatment biochemical system into water, ensures the stable operation of sewage treatment biochemical system.
Specific control methods are as follows：
1. when amount of inlet water is small, when load is low, using the operating mode of low in and high out.
Inflow is small, and load is low；23 He of water inlet control valve is automatically closed according to the detection data of Water quality detector in controller
Feedback control valve 32, allows underload water inlet to enter water quality adjustment pond from bottom by water inlet vertical tube 22, sufficiently precipitates with bottom of pond dirty
Mud hydrolysis acidification generate soluble COD mixing, it is ensured that water quality adjustment pond stable effluent quality, avoid influent load compared with
It is low, it causes biochemical system carbon source insufficient and the phenomenon that sludge aging occurs.
2. when amount of inlet water is small, when load is high, using height into be higher by plus excess sludge operating mode.
Inflow is small, and load is high：Controller automatically opens 23 He of water inlet control valve according to the detection data of Water quality detector
Feedback control valve 32, the excess sludge to flow back in well enter water quality adjustment pond from upper layer simultaneously with water inlet, and hungry sludge is to water inlet
In pollutant carry out saturation absorption, during flowing to water outlet, saturation absorption after sludge settling to bottom of pond, detested
Oxygen resolution reduces the impact that high load capacity is intake to next processing unit；
3. when amount of inlet water is big, when load is high, using low in and high out plus the operating mode of excess sludge.
Inflow is big, and load is high：Water inlet control valve 23 is automatically closed according to the detection data of Water quality detector in controller, beats
Feedback control valve 32 is opened, reflux excess sludge and water inlet enter water quality adjustment pond from bottom of pond simultaneously, it is ensured that the dirt after saturation absorption
Mud can smoothly be deposited to bottom of pond during flowing to water outlet, not flow out with water outlet.
4. when amount of inlet water is big, when load is low, using height into the operating mode being higher by.
Inflow is big, and in the lower situation of load, feedback is automatically closed according to the detection data of Water quality detector in controller
Control valve 32 opens water inlet control valve 23, the impact not big to system of itself intaking, completely can be by height into being higher by, directly
It taps into next processing unit.
The above shows and describes the basic principle, main features and advantages of the invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (3)
1. water quality and quantity regulation device, including water quality adjustment pond, it is characterised in that：The top water inlet in the water quality adjustment pond connects
Be connected to pump riser road, the outlet end in the pump riser road extend in the water quality adjustment pond and by three-way connection be connected with into
Water transverse tube and vertical tube of intaking, are equipped with water inlet control valve in the transverse water inlet pipe, the pump riser road is connected with lift pump room, institute
It states lift pump room to be connected to wastewater influent total pipeline, Water quality detector is installed on the wastewater influent total pipeline；Further include with
The reflux well of the spoil disposal port connection of biochemical system, the reflux well are connected to by sludge feedback pipeline with the lift pump room,
Feedback control valve is installed on the sludge feedback pipeline；Be equipped in the water quality adjustment pond gap higher than the top into
The both ends in the L-type outlet pipe at the mouth of a river, the L-type outlet pipe and the top water inlet point column water quality adjustment pond；
It further include adjusting controller, the signal output end of the signal input part of the adjusting controller and the Water quality detector connects
It connects, the output end of the adjusting controller is connect with the water inlet control valve and the feedback control valve respectively.
2. water quality and quantity regulation device as described in claim 1, it is characterised in that：The lower open end of the water inlet vertical tube is higher than
Sludge blanket in the water quality adjustment pond.
3. water quality and quantity regulation device as described in claim 1, it is characterised in that：The gap of the L-type outlet pipe is higher than
5~10cm of the top water inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810885490.6A CN108862551A (en) | 2018-08-06 | 2018-08-06 | Water quality and quantity regulation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810885490.6A CN108862551A (en) | 2018-08-06 | 2018-08-06 | Water quality and quantity regulation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108862551A true CN108862551A (en) | 2018-11-23 |
Family
ID=64307672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810885490.6A Pending CN108862551A (en) | 2018-08-06 | 2018-08-06 | Water quality and quantity regulation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108862551A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114590885A (en) * | 2022-02-22 | 2022-06-07 | 中山大学 | Quality-based treatment method suitable for high-fluctuation high-ammonia nitrogen sewage |
-
2018
- 2018-08-06 CN CN201810885490.6A patent/CN108862551A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114590885A (en) * | 2022-02-22 | 2022-06-07 | 中山大学 | Quality-based treatment method suitable for high-fluctuation high-ammonia nitrogen sewage |
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Application publication date: 20181123 |