CN220802679U - Automatic backwashing system of sewage treatment center - Google Patents
Automatic backwashing system of sewage treatment center Download PDFInfo
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- CN220802679U CN220802679U CN202322395851.8U CN202322395851U CN220802679U CN 220802679 U CN220802679 U CN 220802679U CN 202322395851 U CN202322395851 U CN 202322395851U CN 220802679 U CN220802679 U CN 220802679U
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- backwashing
- sewage
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- 238000011001 backwashing Methods 0.000 title claims abstract description 68
- 239000010865 sewage Substances 0.000 title claims abstract description 68
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 201
- 238000001914 filtration Methods 0.000 claims abstract description 32
- 230000005611 electricity Effects 0.000 claims 1
- 239000012535 impurity Substances 0.000 abstract description 13
- 238000004140 cleaning Methods 0.000 abstract description 7
- 239000007788 liquid Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 239000012528 membrane Substances 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000011010 flushing procedure Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 239000012982 microporous membrane Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003657 drainage water Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The application relates to the technical field of sewage impurity filtering systems, in particular to an automatic backwashing system of a sewage treatment center, which comprises a filter, a first water pump, a second water pump and a backwashing water tank, wherein the water inlet end of the first water pump is connected with a sewage tank, a plurality of filters are arranged, the water outlet end of the first water pump is sequentially and positively connected with the filter, the water inlet end of the second water pump is connected with the backwashing water tank, and the water outlet end of the second water pump is sequentially and reversely connected with the filter; the application has the advantage of improving the cleaning efficiency of the sewage impurity filtering system.
Description
Technical Field
The application relates to the technical field of sewage impurity filtering systems, in particular to an automatic backwashing system of a sewage treatment center.
Background
The sewage impurity filtering system is one sewage treating apparatus and has the main functions of filtering solid grains, silt, organic matter and other impurity in sewage via filtering net or other filtering material, reducing sewage pollution and raising water purifying effect. The filtering system can be used for household sewage treatment, and is also widely applied to the fields of industrial sewage, rural domestic sewage, urban drainage water body and the like.
At present, the sewage impurity filtering system is easy to block micropores of the filtering system after long-time use, clear water is needed to be used for back flushing by reverse water supply from the water outlet end of the filtering system, and manual back flushing is time-consuming and labor-consuming.
Disclosure of Invention
In order to improve the cleaning efficiency of the sewage impurity filtering system, the application provides an automatic backwashing system of a sewage treatment center.
The application provides an automatic backwashing system of a sewage treatment center, which adopts the following technical scheme:
The utility model provides an automatic backwash system in sewage treatment center, includes filter, first water pump, second water pump and backwash pond, the inlet end of first water pump inserts the effluent water sump, the filter is provided with a plurality ofly, the outlet end of first water pump forward access in proper order the filter, the inlet end of second water pump inserts the backwash pond, the outlet end of second water pump reverse access in proper order the filter.
By adopting the technical scheme, during normal operation, the first water pump is started, the sewage in the sewage tank is positively fed into the filter by the water inlet end of the first water pump so as to filter the sewage, when the filter needs to be cleaned, the second water pump is started, the clean water in the backwashing water tank is backwashed into the filter by the water inlet end of the second water pump so as to carry out back flushing on the membrane material in the filter, the problem of micropore blockage of the filtering system is solved, and compared with manual backwashing, the backwashing water tank is matched with the second water pump, so that the backwashing efficiency can be further improved, namely the cleaning efficiency of the sewage impurity filtering system is improved.
Preferably, the water outlet valve comprises a plurality of water outlet valves and a plurality of backwashing valves, wherein the water outlet valves are connected between the water outlet end of the first water pump and the filter, and the backwashing valves are connected between the water outlet end of the second water pump and the filter.
Through adopting above-mentioned technical scheme, corresponding, control wherein a plurality of play water valve is closed, and the backwash valve that corresponds is opened for partial filter backflushes, and partial filter normal work carries out the backflushing under the condition that does not influence sewage filtration.
Preferably, the water outlet valve and the backwashing valve are both electric one-way valves.
By adopting the technical scheme, the control precision of the electric one-way valve is high, and parameters such as pressure, flow and the like can be accurately controlled and regulated, so that more accurate control is provided for production and technological processes, and the quality level is improved.
Preferably, the water outlet valve further comprises a control assembly, wherein the control assembly comprises a processor and a timer, and the processor, the timer, the water outlet valve and the backwashing valve are electrically connected.
By adopting the technical scheme, the timer is used for presetting time and is matched with the operation of the processor to periodically control the opening and closing of the partial water outlet valve and the partial backwashing valve, so that the electric control is realized, and the automation degree of the backwashing system is further improved.
Preferably, the system further comprises a first flow sensor and a frequency converter, wherein the first flow sensor is connected between the second water pump and the filter, the frequency converter is installed on one side of the second water pump, and the first flow sensor and the frequency converter are electrically connected with the processor.
Through adopting above-mentioned technical scheme, the velocity of flow of reverse clear water that gets into the filter is detected to first flow sensor, when detecting that the velocity of flow is too big or undersize, transmits the signal to the treater, and the treater controls the frequency converter and starts to control the power of second water pump, so that the velocity of flow is stable.
Preferably, the system further comprises a second flow sensor and the alarm, wherein the second flow sensor is connected between the second water pump and the filter, and the second flow sensor and the alarm are electrically connected with the processor.
Through adopting above-mentioned technical scheme, the velocity of flow of second flow sensor monitoring sewage, when the velocity of flow of sewage appears unusual, second flow sensor transmits the signal to the treater, and the treater control alarm is reported to the police to prompt operating personnel in time handles.
Preferably, a liquid level sensor is arranged in the backwashing water tank, one side of the backwashing water tank is connected with a third water pump, the third water pump is externally connected with a water supply pipeline, and the liquid level sensor and the third water pump are electrically connected with the processor.
By adopting the technical scheme, the liquid level sensor monitors the storage quantity of clear water in the backwashing water tank, and when the storage quantity is insufficient, the processor controls the third water pump to be started so as to fill water into the backwashing water tank.
Preferably, a filtering device is further arranged between the backwashing water tank and the water inlet end of the second water pump.
By adopting the technical scheme, before clean water in the backwashing water tank enters the filter for backwashing, the filter device filters the clean water, so that the corresponding impurities are reduced to be brought into the filter.
In summary, the present application includes at least one of the following beneficial technical effects:
1. Compared with manual backwashing, the application can further improve the backwashing efficiency, namely the cleaning efficiency of the sewage impurity filtering system by matching the second water pump with the backwashing water tank;
2. The timer is used for presetting time and is matched with the operation of the processor to periodically control the opening and closing of a part of water outlet valves and a part of backwashing valves, so that electric control is realized, and the automation degree of the backwashing system is further improved;
3. The second flow sensor monitors the flow rate of the sewage, when the flow rate of the sewage is abnormal, the second flow sensor transmits signals to the processor, and the processor controls the alarm to alarm, so that an operator is prompted to timely process the sewage.
Drawings
Fig. 1 is a schematic overall structure of an embodiment of the present application.
Fig. 2 is an enlarged schematic view of the portion a in fig. 1.
Fig. 3 is a system schematic block diagram of an embodiment of the present application.
Reference numerals illustrate: 1. a filter; 2. a first water pump; 3. a second water pump; 4. backwashing a pool; 5. a control valve group; 51. a water outlet valve; 52. backwashing the valve; 6. a control assembly; 7. a first flow sensor; 8. a frequency converter; 9. a second flow sensor; 10. an alarm; 11. a liquid level sensor; 12. a third water pump; 13. and a filtering device.
Detailed Description
The application is described in further detail below with reference to fig. 1-3.
The embodiment of the application discloses an automatic backwashing system of a sewage treatment center. Referring to fig. 1 and 2, an automatic backwash system of a sewage treatment center includes a filter 1, a first water pump 2, a second water pump 3, and a backwash pool 4, wherein the filter 1 is used for filtering sewage, the first water pump 2 is used for conveying sewage, the second water pump 3 is used for conveying clean water, and the backwash pool 4 is used for storing clean water.
In this embodiment, the filter 1 is an MBR membrane frame, and filters out microorganisms and solid particles by using a microporous membrane, and simultaneously realizes degradation and removal of organic substances and nutrients, so as to achieve the purpose of sewage treatment. Specifically, the filters 1 are arranged in a linear manner, the filters 1 are correspondingly provided with a water inlet and a water outlet, liquid enters from the water inlet of the filter 1, flows out from the water outlet of the filter 1 after passing through the microporous membrane inside the filter 1, and the flowing direction of the liquid is defined as forward access to the filter 1, and similarly, the liquid enters from the water outlet of the filter 1 and flows out from the water outlet of the filter 1 to be reversely accessed to the filter 1.
Correspondingly, the water inlet end of the first water pump 2 is connected with a sewage pool of the front end process and is used for conveying sewage, the water outlet end of the first water pump 2 is sequentially and positively connected with the five filters 1, namely is communicated with the water inlet of the filter 1, meanwhile, the water inlet end of the second water pump 3 is connected with the backwashing water tank 4, and the water outlet end of the second water pump 3 is sequentially and reversely connected with the filter 1, namely is communicated with the water outlet of the filter 1. In this embodiment, after the sewage is filtered by the filter 1, the sewage flows into the next process from the water outlet of the filter 1, so that the water outlet of the filter 1 is branched in the pipeline design.
Therefore, during normal operation, the first water pump 2 is started, the sewage in the sewage tank is positively fed into the filter 1 by the water inlet end of the first water pump 2 so as to filter the sewage, when the filter 1 needs to be cleaned, the second water pump 3 is started, the clean water in the backwashing water tank 4 is backwashed into the filter 1 by the water inlet end of the second water pump 3 so as to backwash the membrane material in the filter 1, the problem of micropore blockage of the filtering system is solved, and compared with manual backwashing, the cleaning efficiency of the sewage impurity filtering system can be further improved by matching the backwashing water tank 4 with the second water pump 3.
Further, in order to improve the stability of the backwashing operation, the automatic backwashing system of the sewage treatment center further comprises a control valve group 5, specifically, the control valve group 5 comprises five water outlet valves 51 and five backwashing valves 52, the five water outlet valves 51 are connected between the water outlet end of the first water pump 2 and the filter 1 and used for controlling sewage to flow into the water inlet of the filter 1, and correspondingly, the plurality of backwashing valves 52 are connected between the water outlet end of the second water pump 3 and the filter 1 and used for controlling clear water to flow into the water outlet of the filter 1.
Correspondingly, a plurality of water outlet valves 51 are controlled to be closed, and corresponding backwashing valves 52 are controlled to be opened, so that part of the filters 1 are backwashed, and part of the filters 1 work normally and are backwashed under the condition of not affecting sewage filtration. If the first filter 1 and the second filter 1 need to be cleaned, the water outlet valves 51 corresponding to the first filter 1 and the second filter 1 are closed, the rest of the water outlet valves 51 are opened, and simultaneously, the backwash valves 52 corresponding to the first filter 1 and the second filter 1 are opened, and the rest of the backwash valves 52 are closed, so that the first water pump 2 can send sewage into the rest of the three filters 1 to perform filtering work normally, and the first filter 1 and the second filter 1 perform backwashing.
Further, in this embodiment, the water outlet valve 51 and the backwash valve 52 are both electric check valves, so that the control precision of the electric check valves is high, and parameters such as pressure and flow can be accurately controlled and regulated, thereby providing more accurate control for production and process, and improving quality level. Meanwhile, the electric check valve has low energy consumption, does not generate ventilation noise and other adverse effects which damage the environment, and plays a positive role in the energy conservation and environmental protection of the production process.
On the other hand, in order to improve the automation degree of the automatic backwashing system of the sewage treatment center, the application also adopts the following scheme.
Specifically, the automatic backwashing system of the sewage treatment center further comprises a control assembly 6, wherein the control assembly 6 is integrated in a corresponding control panel and is arranged on the side wall of the backwashing water tank 4. The control assembly 6 includes a processor and a timer, with electrical connections between the processor, the timer, the outlet valve 51, and the backwash valve 52.
Correspondingly, the timer is preset for a time, and is matched with the operation of the processor to periodically control the opening and closing of the partial water outlet valve 51 and the partial backwashing valve 52, so that the electric control is realized, and the automation degree of the backwashing system is further improved. For example, when a preset cleaning time of the first filter 1 and the second filter 1 is reached, the timer transmits a signal to the processor, and the processor controls the water outlet valves 51 of the first filter 1 and the second filter 1 to be closed and the backwash valve 52 to be opened, thereby performing backwash work.
Further, in order to improve the functional diversity of the automatic backwashing system of the sewage treatment center, the automatic backwashing system of the sewage treatment center further comprises a first flow sensor 7, a frequency converter 8, a second flow sensor 9 and an alarm 10, wherein the first flow sensor 7 and the frequency converter 8 are matched with each other for improving the backwashing stability, and the second flow sensor 9 and the alarm 10 are matched with each other to provide a certain guarantee for the normal operation of the filter 1.
Specifically, the first flow sensors 7 are correspondingly provided with five, the five first flow sensors 7 respectively correspond to the five filters 1, and the first flow sensors 7 are specifically connected between the second water pump 3 and the water outlet of the filter 1 and are used for detecting the flow rate and the flow rate of the clean water flowing into the water outlet of the filter 1. Meanwhile, the frequency converter 8 is installed on one side of the second water pump 3, the frequency converter 8 is used for changing the output frequency of the second water pump 3, and the first flow sensor 7 and the frequency converter 8 are electrically connected with the processor.
Correspondingly, the first flow sensor 7 detects the flow rate of the clean water reversely entering the filter 1, and when the flow rate is detected to be too large or too small, a signal is transmitted to the processor, and the processor controls the frequency converter 8 to start, so that the power of the second water pump 3 is controlled to stabilize the flow rate.
Furthermore, the second flow rate sensors 9 are also provided with five, the five second flow rate sensors 9 respectively correspond to the five filters 1, and the second flow rate sensors 9 are correspondingly connected between the second water pump 3 and the water inlet of the filter 1 for detecting the flow rate and the flow rate of the sewage flowing into the water inlet of the filter 1. Meanwhile, an alarm 10 is arranged on the side wall of the backwashing water tank 4, and the second flow sensor 9 and the alarm 10 are electrically connected with the processor.
Therefore, the second flow sensor 9 monitors the flow rate of the sewage, and when the flow rate or flow rate of the sewage is abnormal, the second flow sensor 9 transmits a signal to the processor, and the processor controls the alarm 10 to alarm, so that an operator is prompted to process in time.
On the other hand, a liquid level sensor 11 is arranged in the backwashing water tank 4, one side of the backwashing water tank 4 is connected with a third water pump 12, the third water pump 12 is externally connected with a water supply pipeline, and the liquid level sensor 11 and the third water pump 12 are electrically connected with the processor.
Correspondingly, the liquid level sensor 11 monitors the fresh water storage amount in the backwashing water tank 4, and when the storage amount is insufficient, the processor controls the third water pump 12 to be started to fill water into the backwashing water tank 4, so that the water supply amount in the backwashing water tank 4 can be kept sufficient.
In addition, a filtering device 13 is further disposed between the backwash water tank 4 and the water inlet end of the second water pump 3, in this embodiment, the filtering device 13 is a conventional filtering device, filtering pieces in the filtering device 13 are mainly activated carbon and a filter screen, and before clean water in the backwash water tank 4 enters the filter 1 to perform backwash, the filtering device 13 filters the clean water, so that the corresponding impurities are reduced to be brought into the filter 1.
The embodiment of the application relates to an automatic backwashing system of a sewage treatment center, which is implemented by the following principle: when the filter works normally, the first water pump 2 is started, the sewage in the sewage tank is positively fed into the filter 1 by the water inlet end of the first water pump 2 so as to filter the sewage, when the filter 1 needs to be cleaned, the second water pump 3 is started, the clean water in the backwashing water tank 4 is backwashed into the filter 1 by the water inlet end of the second water pump 3 so as to backwash the membrane material in the filter 1, the problem of micropore blockage of the filtering system is solved, and compared with manual backwashing, the cleaning efficiency of the sewage impurity filtering system can be further improved by matching the backwashing water tank 4 with the second water pump 3.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (6)
1. An automatic backwash system of a sewage treatment center is characterized in that: the sewage treatment device comprises a filter (1), a first water pump (2), a second water pump (3) and a backwashing water tank (4), wherein the water inlet end of the first water pump (2) is connected with a sewage tank, the filter (1) is provided with a plurality of water outlet ends of the first water pump (2) are sequentially connected with the filter (1) in a forward direction, the water inlet end of the second water pump (3) is connected with the backwashing water tank (4), and the water outlet ends of the second water pump (3) are sequentially connected with the filter (1) in a reverse direction;
The water outlet valve (51) is connected between the water outlet end of the first water pump (2) and the filter (1), and the backwash valve (52) is connected between the water outlet end of the second water pump (3) and the filter (1);
The water outlet valve (51) and the backwashing valve (52) are both electric one-way valves.
2. The automatic backwash system of a sewage treatment center according to claim 1, wherein: the water outlet valve is characterized by further comprising a control assembly (6), wherein the control assembly (6) comprises a processor and a timer, and the processor, the timer, the water outlet valve (51) and the backwashing valve (52) are electrically connected.
3. An automatic backwash system for a sewage treatment center according to claim 2 wherein: still include first flow sensor (7) and converter (8), first flow sensor (7) connect in second water pump (3) with between filter (1), converter (8) install in one side of second water pump (3), first flow sensor (7) with converter (8) all with the treater electricity is connected.
4. An automatic backwash system for a sewage treatment center according to claim 2 wherein: the water pump further comprises a second flow sensor (9) and an alarm (10), wherein the second flow sensor (9) is connected between the second water pump (3) and the filter (1), and the second flow sensor (9) and the alarm (10) are electrically connected with the processor.
5. An automatic backwash system for a sewage treatment center according to claim 2 wherein: the water level sensor (11) is arranged in the backwashing water tank (4), one side of the backwashing water tank (4) is connected with a third water pump (12), the third water pump (12) is externally connected with a water supply pipeline, and the water level sensor (11) and the third water pump (12) are electrically connected with the processor.
6. The automatic backwash system of a sewage treatment center according to claim 1, wherein: a filtering device (13) is arranged between the backwashing water tank (4) and the water inlet end of the second water pump (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322395851.8U CN220802679U (en) | 2023-09-04 | 2023-09-04 | Automatic backwashing system of sewage treatment center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322395851.8U CN220802679U (en) | 2023-09-04 | 2023-09-04 | Automatic backwashing system of sewage treatment center |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220802679U true CN220802679U (en) | 2024-04-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322395851.8U Active CN220802679U (en) | 2023-09-04 | 2023-09-04 | Automatic backwashing system of sewage treatment center |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220802679U (en) |
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2023
- 2023-09-04 CN CN202322395851.8U patent/CN220802679U/en active Active
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