CN215049017U

CN215049017U - Winter operation sewage heating device based on SBBR sewage treatment process and sewage treatment energy-saving device

Info

Publication number: CN215049017U
Application number: CN202120517163.2U
Authority: CN
Inventors: 范永杰; 刘文义; 张龙
Original assignee: Ningxia Yuanwei Environmental Protection Technology Co ltd
Current assignee: Ningxia Yuanwei Environmental Protection Technology Co ltd
Priority date: 2021-03-11
Filing date: 2021-03-11
Publication date: 2021-12-07
Anticipated expiration: 2031-03-11

Abstract

The utility model discloses a winter operation sewage heating device and sewage treatment economizer based on SBBR sewage treatment process belongs to environmental protection sewage treatment and reuse of reclaimed water technical field, winter operation sewage heating device is including setting up electric heater unit, solar power system and the PLC controller in the SBBR reactor, the PLC controller is connected with the converter, solar power system includes solar panel and dc-to-ac converter, the electric heater unit inlayer is electric heating pipe, the intermediate level is the mobile water layer, the skin is the tubular metal resonator, electric connection between electric heater unit, the PLC controller, solar panel and the dc-to-ac converter; the sewage treatment energy-saving device mainly comprises the sewage heating device, the SBBR reactor, a heat exchange coil of a regulating tank and the like, and can effectively save energy and solve the problems that the water outlet of distributed medium and small-sized sewage treatment integrated equipment in northern areas cannot reach the standard due to low water temperature and poor microbial activity during the running period in winter.

Description

Winter operation sewage heating device based on SBBR sewage treatment process and sewage treatment energy-saving device

Technical Field

The utility model relates to an environmental protection sewage treatment and reuse of reclaimed water technical field, concretely relates to move sewage heating device and sewage treatment economizer winter based on SBBR sewage treatment process.

Background

The medium and small-sized distributed sewage treatment equipment can treat 0.3-500 tons of sewage every day, has the characteristics of long service life, strong impact resistance, stable sewage treatment effect and the like, and is widely applied to the fields of domestic sewage treatment and the like.

In the area where air temperature waters in winter in northern China, the water temperature in winter is too low, so that the microbial activity is poor, and the sewage treatment effect of common small and medium-sized distributed sewage treatment equipment in winter is difficult to discharge after reaching the standard; on the other hand, the heat utilization rate is not high in the operation process of the small and medium-sized distributed sewage treatment equipment, and the problems of high energy consumption and large heat loss exist. Therefore, the sewage heating device running in winter based on the SBBR sewage treatment process and the sewage treatment energy-saving device are significant.

SUMMERY OF THE UTILITY MODEL

In view of the above, the utility model aims at providing an operation sewage heating device and sewage treatment economizer in winter based on SBBR sewage treatment process can effectively solve the present distributed middle-size and small-size sewage treatment integration equipment in northern area during winter operation, because the low microbial activity of temperature is poor and lead to equipment to go out that the water is not up to standard, calorific loss is serious and the problem that the energy consumption is big.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a winter operation sewage heating device based on SBBR sewage treatment process, including setting up electric heater unit, solar power system and the PLC controller in the SBBR reactor, the PLC controller is connected with the converter, and solar power system includes solar panel and dc-to-ac converter, and the outer inlayer of electric heater unit is electric heating pipe, and the intermediate level is the water layer that flows, and the skin is the tubular metal resonator, electric heater unit, PLC controller, electric connection between solar panel and the dc-to-ac converter.

The utility model has the advantages that: the utility model provides a winter operation sewage heating device based on SBBR sewage treatment process, through the electric heater unit who sets up in the SBBR reactor, when the temperature of water in the SBBR reactor is less than the setting value in winter, PLC control reactor makes the automatic opening of electric heater unit, begin to heat SBBR reactor treated water, in order to maintain the activity of microorganism, electric heater unit self-closing when the temperature reaches the setting value, the SBBR reactor is in stirring or aeration stage when electric heating is opened, can effectively avoid electric heater unit local overheat; the frequency converter is arranged to adjust the power of the whole device during operation and realize variable speed operation so as to achieve the purpose of saving electricity; the solar energy water heater is provided with a solar power generation device, when the water temperature is lower than a set value in winter (12-3 months), solar power is generated in the daytime, an electric heating system is started, the power consumption cost is 0 because the used electric energy is from the solar power generation device, and when the solar power generation device cannot generate power or the solar power generation device temporarily breaks down at night, the mains supply is automatically connected into the electric heating system to normally work, so that the effluent of the system is ensured to reach the standard, and the running energy consumption problem of sewage treatment equipment can be effectively reduced.

The utility model also provides an operation sewage treatment economizer winter based on SBBR sewage treatment process, including foretell sewage heating device, the SBBR reactor, equalizing basin and clean water basin, electric heating device in the SBBR reactor passes through mains input and commercial power connection, dc-to-ac converter and solar panel, be provided with heat exchanger coil pipe and water pump in the equalizing basin, the water pump passes through inlet tube and SBBR reactor intercommunication, the SBBR reactor through outlet pipe one and outlet pipe two respectively with heat exchanger coil pipe and clean water basin intercommunication, the heat exchanger coil pipe passes through outlet pipe three and clean water basin intercommunication, be provided with motorised valve one and motorised valve two on outlet pipe two and the outlet pipe three respectively, motorised valve one and motorised valve two all with PLC controller electric connection.

The utility model has the advantages that: the utility model provides a winter operation sewage treatment economizer based on SBBR sewage treatment process, specifically include SBBR reactor, equalizing basin, clean water basin and PLC controller, the bottom is provided with electric heater unit in the SBBR reactor, when the temperature of water in the SBBR reactor is less than the setting value in winter, PLC control reactor makes electric heater unit automatic opening, begin to heat SBBR reactor treatment water, in order to maintain the activity of microorganism, electric heater unit automatic closing when the temperature reaches the setting value, the SBBR reactor is in stirring or aeration stage when electric heating is opened, can effectively avoid electric heater unit local overheat; the equalizing basin is used for adjusting the water yield of sewage, quality of water, be used for storing the pond of untreated sewage simultaneously, be provided with SBBR reactor play water heat exchange coil pipe in the equalizing basin, the discharged water is through the electric heater unit heating after handling from the SBBR reactor, the temperature is higher than the temperature of equalizing basin sewage, the temperature that can make the equalizing basin through the heat exchange of heat exchanger coil pipe can improve, consequently, the heat energy reuse that the heating device of SBBR reactor produced, the sewage that the temperature improves gets into the SBBR reaction tank, the energy consumption that heating device promoted to come from equalizing basin low temperature sewage has been reduced, the energy consumption has been practiced thrift. The treated water automatically flows into a clean water tank through a heat exchange coil, and when the difference value between the water temperature in the SBBR reactor and the water temperature in the regulating tank is higher than a set value, the PLC controller automatically opens the electric valve II to discharge water, so that the heat loss is effectively reduced; otherwise, opening the electric valve to discharge water; the clean water tank is used for storing water treated by the SBBR reactor; through the solar power generation device, when the water temperature is lower than the set value temperature in winter (12 months-3 months), solar power is generated and the electric heating system is started in the daytime, the power consumption cost is 0 because the used electric energy is from the solar power generation device, and when the solar power generation device fails temporarily at night or the solar power generation device cannot generate power, the commercial power is automatically connected into the electric heating system to normally work, so that the effluent of the system is ensured to reach the standard, and the running energy consumption problem of sewage treatment equipment can be effectively reduced.

Furthermore, the SBBR reactor is an overground integrated device adopting an SBBR sequencing batch sewage treatment process.

The beneficial effect of adopting the further scheme is that: the SBBR reactor is an overground integrated device adopting an SBBR sequencing batch sewage treatment process, so that the sewage treatment effect is stable.

Furthermore, heat preservation structures are arranged around the SBBR reactor and the regulating reservoir.

The beneficial effect of adopting the further scheme is that: SBBR reactor and equalizing basin can effectively reduce calorific loss through being provided with insulation construction.

Furthermore, the height of the SBBR reactor is higher than that of the regulating reservoir, and the height of the regulating reservoir is consistent with that of the clean water tank.

The beneficial effect of adopting the further scheme is that: the position height of SBBR reactor is higher than the equalizing basin for the SBBR reactor passes through gravity flow drainage mode and gets into the equalizing basin, reduces the energy consumption.

And further, the water outlet of the water outlet pipe III is higher than the normal water level of the clean water tank.

The beneficial effect of adopting the further scheme is that: and the water outlet of the water outlet pipe III is higher than the normal water level of the clean water tank, so that the sewage in the clean water tank is prevented from flowing back to the regulating tank.

Drawings

FIG. 1 is a schematic structural view of the energy-saving device for sewage treatment in winter;

FIG. 2 is a schematic structural view of the sewage heating device in winter operation of the present invention;

wherein, 1, SBBR reactor; 2. a regulating tank; 3. a clean water tank; 4. an electric heating device; 5. a heat exchanger coil; 6. a first water outlet pipe; 7. a water inlet pipe; 8. a water outlet pipe II; 9. a third water outlet pipe; 10. a first electric valve; 11. a second electric valve; 12. a water pump; 13. an inverter; 14. a solar panel; 15. a PLC controller; 16. a frequency converter; 17. and a mains supply input end.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.

In an embodiment of the present invention, as shown in fig. 1-2, a winter running sewage heating device and a sewage treatment energy saving device based on SBBR sewage treatment process are provided, the winter running sewage heating device includes an electric heating device 4, a solar power generation device and a PLC controller 15 (the PLC model in this embodiment is CO-reust H226XL, but not limited to the model of the PLC controller in the present invention) disposed in an SBBR reactor 1, the PLC controller 15 is connected to a frequency converter 16, the solar power generation device includes a solar panel 14 and an inverter 13, the outer layer of the electric heating device 4 is an electric heating pipe, the middle layer is a flowing water layer, the inner layer is a metal pipe, and the electric heating device 4, the PLC controller 15, the solar panel 14 and the inverter 13 are electrically connected; the winter running sewage treatment energy-saving device specifically comprises the winter running sewage heating device, an SBBR reactor 1, a regulating tank 2 and a clean water tank 3, wherein the SBBR reactor 1 is an overground integrated device adopting an SBBR sequencing batch sewage treatment process, an electric heating device 4 in the SBBR reactor 1 is connected with commercial power through a commercial power input end 17, an inverter 13 and a solar panel, a heat exchanger coil 5 and a water pump 12 are arranged in the regulating tank 2, the heat exchanger coil 5 and the water pump 12 are communicated with the SBBR reactor 1 through a water inlet pipe 7, the SBBR reactor 1 is respectively communicated with the heat exchanger coil 5 and the clean water tank 3 through a water outlet pipe I6 and a water outlet pipe II 8, the heat exchanger coil 5 is communicated with the clean water tank 3 through a water outlet pipe III 9, the water outlet pipe II 8 and the water outlet pipe III 9 are respectively provided with an electric valve I10 and an electric valve II 11, and the electric valve I10 and the electric valve II 11 are both electrically connected with a PLC controller 15, a heat insulation structure is arranged around the adjusting tank 2, the SBBR reactor 1 is higher than the adjusting tank 2, the adjusting tank 2 is as high as the clean water tank 3, the water outlet of the water outlet pipe III 9 is higher than the normal water level of the clean water tank 3, and the clean water tank 3 is used for storing water treated by the SBBR reactor 1; the adjusting tank 2 is used for adjusting the water quantity and the water quality of sewage and is also used for storing a water tank of untreated sewage, a water outlet heat exchange coil of the SBBR reactor 1 is arranged in the adjusting tank 2, water discharged after being treated by the SBBR reactor 1 is heated by the electric heating device 4, the water temperature is higher than that of the sewage in the adjusting tank 2, the water temperature of the adjusting tank 2 can be increased through heat exchange of the heat exchanger coil 5, the treated water automatically flows into the clean water tank through the heat exchange coil, and when the difference value between the water temperature in the SBBR reactor 1 and the water temperature in the adjusting tank 2 is higher than a set value, the PLC 15 automatically opens the electric valve 2 to discharge water, so that the heat loss is effectively reduced; otherwise, the electric valve 1 is opened to discharge water; when the water temperature in the SBBR reactor 1 is lower than a set value by 15 ℃ in winter, the PLC controls the reactor to enable the electric heating device 4 to be automatically started to heat the water treated by the SBBR reactor 1 so as to maintain the activity of microorganisms, when the water temperature reaches the set value, the electric heating device 4 is automatically closed, and when the electric heating is started, the SBBR reactor 1 is in a stirring or aeration stage, so that the local overheating of the electric heating device 4 can be effectively avoided; the solar power generation device comprises a solar panel 14 and an inverter 13, the solar panel 14, the inverter 13, a mains supply input end 17 and the electric heating device 4 are electrically connected, through the solar power generation device, when the water temperature is lower than n ℃ in winter (12 months-3 months), for example, 15 ℃, solar power generation is carried out in daytime and the electric heating system is started, as the used electric energy comes from the solar power generation device, the electricity consumption cost is 0, when solar power cannot generate electricity at night or the solar power generation device temporarily breaks down, the mains supply is automatically connected into the electric heating system to normally work, the water outlet of the system is ensured to reach the standard, and the problem of operation energy consumption of sewage treatment equipment can be effectively reduced.

While the present invention has been described in detail and with reference to the accompanying drawings, it is not to be considered as limited to the scope of the invention. Various modifications and changes may be made by those skilled in the art without inventive step within the scope of the appended claims.

Claims

1. The utility model provides a winter operation sewage heating device based on SBBR sewage treatment process, a serial communication port, including setting up electric heater unit (4), solar power system and PLC controller (15) in SBBR reactor (1), PLC controller (15) are connected with converter (16), solar power system includes solar panel (14) and inverter (13), electric heater unit (4) inlayer is electric heating pipe, and the intermediate level is the water layer that flows, and the skin is the tubular metal resonator, electric heater unit (4) PLC controller (15) solar panel (14) with electric connection between inverter (13).

2. An energy-saving device for treating sewage in winter based on SBBR sewage treatment process, which is characterized by comprising a sewage heating device, an SBBR reactor (1), a regulating reservoir (2) and a clean water tank (3) according to claim 1, wherein an electric heating device (4) in the SBBR reactor (1) is connected with a mains supply, an inverter (13) and a solar panel through a mains supply input end (17), a heat exchanger coil (5) and a water pump (12) are arranged in the regulating reservoir (2), the water pump (12) is communicated with the SBBR reactor (1) through a water inlet pipe (7), the SBBR reactor (1) is respectively communicated with the heat exchanger coil (5) and the clean water tank (3) through a water outlet pipe I (6) and a water outlet pipe II (8), the heat exchanger coil (5) is communicated with the clean water tank (3) through a water outlet pipe III (9), the second water outlet pipe (8) and the third water outlet pipe (9) are respectively provided with a first electric valve (10) and a second electric valve (11), and the first electric valve (10) and the second electric valve (11) are electrically connected with the PLC (15).

3. A winter running sewage treatment energy-saving device based on SBBR sewage treatment process according to claim 2 characterized in that the SBBR reactor (1) is an integrated aboveground device using SBBR sequencing batch sewage treatment process.

4. A winter running sewage treatment energy-saving device based on SBBR sewage treatment process according to claim 2, wherein the SBBR reactor (1) is located at a higher height than the regulating reservoir (2) and the clean water reservoir (3).

5. A winter running sewage treatment energy-saving device based on SBBR sewage treatment process according to claim 2, wherein the SBBR reactor (1) and the adjusting tank (2) are provided with heat preservation structures at the periphery.

6. An SBBR sewage treatment process-based winter running sewage treatment energy-saving device according to claim 2, wherein the water outlet of said water outlet pipe III (9) is higher than the normal water level of said clean water tank (3).