CN211712870U - Micro-power sewage integrated treatment device - Google Patents
Micro-power sewage integrated treatment device Download PDFInfo
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- CN211712870U CN211712870U CN201921807793.2U CN201921807793U CN211712870U CN 211712870 U CN211712870 U CN 211712870U CN 201921807793 U CN201921807793 U CN 201921807793U CN 211712870 U CN211712870 U CN 211712870U
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Abstract
The utility model discloses a micro-power sewage integrated treatment device, relating to the field of water treatment devices, the sewage treatment device comprises an anaerobic reaction area and an aerobic reaction area which are concentrically arranged, the top parts of the anaerobic reaction area and the aerobic reaction area are communicated, a polyurethane bioactive filler is arranged in the anaerobic reaction area, a central guide cylinder penetrates through the polyurethane bioactive filler, the top end of the central guide cylinder penetrates out of the sewage treatment device, the bottom end of the central guide cylinder penetrates out of the polyurethane bioactive filler and is provided with a dispersed water distributor, the aerobic reaction zone comprises a plurality of interlayers arranged in the height direction, the interlayers are alternately provided with the fly ash ceramsite and the iron-carbon integrated micro-electrolysis filler, the two interlayers are communicated through at least one water distribution pipe, and the bottom end of the aerobic reaction zone is provided with a water outlet pipe. The utility model can reduce the energy consumption in the sewage treatment process, and has low operating cost and stable sewage treatment effect.
Description
Technical Field
The utility model relates to a water treatment facilities field, concretely relates to fine motion power sewage integration treatment device.
Background
The rural domestic sewage is mainly from washing water, rinsing water, washing water and the like of rural living residents. The rural domestic sewage has a series of characteristics of large water quantity and water quality fluctuation, irregular discharge, wide distribution range and the like. At present, most rural domestic sewage in China is directly discharged nearby without being treated or simply treated, so that the surrounding water environment is greatly influenced, and the strengthening of rural domestic sewage treatment is particularly urgent and important.
The total amount of domestic sewage in rural areas of China is large, but the water amount is small for primary units of villages and towns, and if large-scale collection and centralized treatment is adopted, the investment of a pipe network is large, and the treatment efficiency is low, so that the development of distributed rural domestic sewage treatment facilities suitable for the national conditions of China is very necessary.
In the prior technical field relating to rural sewage treatment, the distributed rural sewage treatment process mainly has two forms: the natural treatment system comprises a natural treatment system and a natural treatment system, wherein the natural treatment system utilizes soil as a treatment carrier and a discharge carrier, and comprises rapid soil infiltration, slow infiltration, subsurface infiltration, constructed wetlands and the like; and secondly, the traditional treatment system utilizing complex biological and physical processes takes various tanks, water pumps, blowers and other machines as an integrated treatment facility for treating the whole, and the treatment comprises the suspended growth and attached growth of microorganisms and the mixing form of the suspended growth and attached growth of the microorganisms. At present, various distributed sewage treatment facilities are applied in practice, but the facilities often have the problems of large occupied area, high operating cost, high operating and maintaining difficulty and the like, and part of projects are finally regarded as sun-sunning projects.
In view of this, aiming at the characteristics of rural domestic sewage, and combining national conditions of weak rural economic foundation, lack of operation and maintenance cost and shortage of professional technicians and managers in China, an integrated treatment facility which is suitable for rural domestic sewage decentralized treatment, simple in operation and maintenance, low in operation cost and stable in treatment effect needs to be developed.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a little power sewage integration treatment device, its sewage treatment plant integrated design, equipment maintenance are simple, can effectively reduce the energy consumption among the sewage treatment process, and the working costs is low, sewage treatment effect is stable.
In order to achieve the purpose, the utility model provides a micro-power integrated sewage treatment device, which comprises a sewage treatment device and a power supply device for supplying electric energy to the sewage treatment device, the sewage treatment device comprises an anaerobic reaction area and an aerobic reaction area which are concentrically arranged, the anaerobic reaction area is communicated with the top of the aerobic reaction area, a polyurethane bioactive filler is arranged in the anaerobic reaction area, a central guide cylinder is arranged in the polyurethane bioactive filler in a penetrating way, the top end of the central guide cylinder penetrates out of the sewage treatment device, the bottom end of the central guide cylinder penetrates out of the polyurethane bioactive filler and is provided with a dispersion water distributor, the aerobic reaction area comprises a plurality of interlayers which are arranged along the height direction, the interlayers are alternately provided with a fly ash ceramsite and an iron-carbon integrated micro-electrolysis filler, and are communicated with each other through at least one water distribution pipe, and a water outlet pipe is arranged at the bottom end of the aerobic reaction zone.
According to the micro-power integrated sewage treatment device, the power supply device is a solar panel, the solar panel is arranged at the top end of the sewage treatment device, and the solar panel is connected with the intelligent control box through a solar cable.
The micro-power integrated sewage treatment device is characterized in that the top end of the central guide cylinder is also connected with a device water inlet pipe, and a sewage lifting pump is arranged on the device water inlet pipe.
The micro-power integrated sewage treatment device further comprises an emptying pipe arranged at the bottom of the anaerobic reaction zone.
The integrated micro-power sewage treatment device further comprises a water outlet weir plate arranged at the top of the anaerobic reaction zone, and the tops of the anaerobic reaction zone and the aerobic reaction zone are communicated with each other through the water outlet weir plate.
The integrated micro-power sewage treatment device further comprises an interlayer fixedly arranged on the equipment foundation through a plurality of supporting upright posts.
Compared with the prior art, the utility model, its beneficial effect lies in:
1. the utility model arranges the anaerobic reaction zone and the aerobic reaction zone in an integrated device, which can reduce the occupied area of the device, and can flexibly arrange a plurality of groups of interlayers according to the water quality of inlet and outlet water in the practical application process, thereby having wide applicability, simple disassembly and assembly of the device and convenient maintenance;
2. the utility model uses the solar cell panel as the power supply device of the sewage treatment device, thereby reducing the power consumption;
3. the utility model adopts a biological treatment process, sewage is treated by anaerobic treatment and aerobic degradation, and the sewage treatment effect is stable;
4. the aeration is carried out in the aerobic reaction zone by utilizing the gravity flow principle and adopting a sewage overflow multi-stage water drop mode, the peripheral aerobic reaction zone is in an open state, the domestic sewage after the anaerobic reaction can be effectively contacted with air, the use of an aeration device and a power device is reduced, the energy consumption is further saved, and the operation and maintenance cost is reduced.
Drawings
FIG. 1 is a schematic structural view of the micro-power integrated sewage treatment device of the present invention
Fig. 2 is a schematic structural view of placing an iron-carbon integrated micro-electrolysis filler, wherein fig. 2(a) is a front view of the iron-carbon integrated micro-electrolysis filler, and fig. 2(b) is a top view of the iron-carbon integrated micro-electrolysis filler;
fig. 3 is a schematic structural diagram of placing fly ash ceramsite, wherein fig. 3(a) is a front view of the fly ash ceramsite, and fig. 3(b) is a top view of the fly ash ceramsite;
FIG. 4 is a schematic structural diagram of the integrated micro-power sewage treatment device in the embodiment.
Wherein: 1. a sewage treatment device; 2. an anaerobic reaction zone; 201. a polyurethane bioactive filler; 202. a central draft tube; 203. a dispersion water distributor; 204. emptying the pipe; 3. an aerobic reaction zone; 301. fly ash ceramsite; 302. iron-carbon integrated micro-electrolysis filler; 303. a water distribution pipe; 304. a water outlet pipe; 305. a water inlet groove; 306. a water outlet groove; 401. a solar panel; 402. a solar cable; 403. an intelligent control box; 5. a device water inlet pipe; 6. a sewage lift pump; 7. a water outlet weir plate; 8. supporting the upright post; 9. a device foundation; 10. a sewage collecting pipe; 11. an artificial grid; 12. a grit chamber; 13. and (4) pumping.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Example (b):
referring to fig. 1 to 3, a micro-power integrated sewage treatment device comprises a sewage treatment device 1 and a power supply device for supplying electric energy to the sewage treatment device 1, preferably, the power supply device is a solar cell panel 401, the solar cell panel 401 is arranged at the top end of the sewage treatment device 1, and the solar cell panel 401 is connected with an intelligent control box 403 through a solar cable 402. The sewage treatment device 1 can be of a cylindrical structure, the sewage treatment device 1 comprises an anaerobic reaction zone 2 and an aerobic reaction zone 3 which are concentrically arranged, the inner circle area is the anaerobic reaction zone 2, and the outer circle area is the aerobic reaction zone 3 in the embodiment. The middle part in the anaerobic reaction zone 2 is provided with a polyurethane bioactive filler 201, a central guide cylinder 202 penetrates through the polyurethane bioactive filler 201, the top end of the central guide cylinder 202 penetrates out of the sewage treatment device 1 and is also connected with a device water inlet pipe 5, and a sewage lifting pump 6 is arranged on the device water inlet pipe 5. The bottom end of the central guide cylinder 202 penetrates out of the polyurethane bioactive filler 201 and is provided with a dispersion water distributor 203, the top of the anaerobic reaction zone 2 is provided with a water outlet weir plate 7, and the bottom is provided with an emptying pipe 204 for discharging anaerobic reaction sludge. The anaerobic reaction zone 2 overflows into a water inlet groove 305 of the aerobic reaction zone 3 through a water outlet weir plate 7, sewage enters a water outlet groove 306 after passing through fly ash ceramsite 301 and iron-carbon integrated micro-electrolysis filler 302, the aerobic reaction zone 3 comprises a plurality of interlayers arranged along the height direction, the interlayers are fixedly arranged on an equipment foundation 9 through a plurality of supporting upright posts 8, the aerobic reaction zone 3 is in an open state, the domestic sewage after anaerobic reaction can be fully contacted with the air outside the device, the interlayers are alternately provided with the fly ash ceramsite 301 and the iron-carbon integrated micro-electrolysis filler 302, the two interlayers are communicated through a water distribution pipe 303, the water distribution pipe 303 is communicated with the water outlet groove 306, and due to the flowing direction of the sewage, the water distribution pipes 303 of every two interlayers are arranged in a staggered mode, so that the sewage reaches the bottom of the aerobic reaction zone 3 in a multi-stage staggered water dropping mode, and finally.
The working principle of the device is as follows: rural domestic sewage is collected by sewage collecting pipe 10, and sewage of sewage collecting pipe 10 gets into grit chamber 12 after artifical grid 11 gets rid of the floater in the sewage, and in grit chamber 12, the large granule thing in the sewage is effectively got rid of, has avoided follow-up large granule thing wearing and tearing machine pump, block up the pipe network. The effluent of the grit chamber 12 enters a pump pit 13 and enters the sewage through a device water inlet pipe 5 into a whole by utilizing the action of a sewage lifting pump 6The sewage vertically flows into the dispersion water distributor 203 from the central guide flow cylinder 202, the dispersion water distributor 203 disperses the sewage into the anaerobic reaction zone 2, wherein the dissolved oxygen DO of the anaerobic reaction zone 2<0.2 mg/L. The polyurethane bioactive filler 201 arranged in the anaerobic reaction zone 2 can provide a larger specific surface area, so that heterotrophic bacteria can be attached to the polyurethane bioactive filler, the polyurethane bioactive filler 201 has the function of hydrolyzing starch, fiber, carbohydrate and other suspended pollutants and soluble organic matters in the sewage into organic acid by using the heterotrophic bacteria, and the biodegradability of the sewage can be improved while part of the organic matters are removed. In addition, denitrifying bacteria attached to the polyurethane bioactive filler 201 can perform denitrification reaction under anaerobic conditions, and the denitrification reaction can react NO3 -Reduced to molecular nitrogen (N)2) The nitrogen content in the effluent can be effectively removed. The sewage after the anaerobic reaction flows into a water inlet groove 305 of the aerobic reaction zone 3 through the water outlet weir plate 7, the aerobic zone makes full use of gravity to automatically flow, aeration is carried out in a multi-stage staggered water drop mode, the aeration mode can keep the dissolved oxygen DO of the aerobic section at 2-4 mg/L, the sewage is fully contacted with aerobic microorganisms such as nitrobacteria in the aerobic reaction zone 3, aerobic biodegradation is carried out, and the concentration of pollutants in water is reduced. The fly ash ceramsite 301 is made of fly ash as a main raw material, so that resources are saved, and the fired fly ash ceramsite 301 is rough in surface, rich in pore structure and large in macropore number, is beneficial to the attachment and growth of microorganisms, and is an excellent microorganism carrier. The iron-carbon integrated micro-electrolysis filler 302 biofilm culturing has the advantages of high starting speed, sufficient biofilm culturing amount, high oxygen mass transfer efficiency and the like. The sewage passes through the aerobic reaction zone 3, and pollutants are removed under the combined action of microorganisms, adsorption, chemical precipitation, coprecipitation, electrochemistry and the like. In the aerobic reaction zone 3, nitrifying bacteria can carry out nitration reaction, and the nitration reaction can react NH in water3-N(NH4 +) Oxidation to NO3 -The effluent can reach the first class B standard of pollutant discharge Standard of municipal wastewater treatment plant (GB 18918-2002).
The sewage treatment process and effect of the micro-power integrated sewage treatment device are explained by taking domestic sewage in a certain rural area from DongguanThe sewage is mainly characterized in that: CODCrBetween 110.6 and 180.3mg/L, NH3N is between 12.6 and 21.4mg/L, TP is between 1.8 and 3.7mg/L, average CODCrIs 146.8mg/L, NH3N is 17.4mg/L, TP is 2.3mg/L, and the treatment capacity is 50m 3/d. In sunny days, the solar cell panel can provide required electric energy for the device. The domestic sewage treated by the device has COD in the effluent when the HRT time is 10hCrBetween 28.6 and 58.3mg/L, NH3N is between 3.4 and 7.6mg/L, TP is between 0.4 and 0.9mg/L, average CODCr42.6mg/L, NH34.8mg/L of-N, 0.5mg/L of TP, 70.98 percent of CODCr average removal rate and NH3The average removal rate of-N was 72.41%, and the average removal rate of TP was 78.26%. The effluent can stably reach the primary standard B of the discharge Standard of pollutants for municipal wastewater treatment plants (GB18918-2002), and the average effluent concentration can reach the primary standard A of the discharge Standard of pollutants for municipal wastewater treatment plants (GB 18918-2002).
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (6)
1. The micro-power integrated sewage treatment device is characterized by comprising a sewage treatment device (1) and a power supply device for supplying electric energy to the sewage treatment device (1), wherein the sewage treatment device (1) comprises an anaerobic reaction zone (2) and an aerobic reaction zone (3) which are concentrically arranged, the anaerobic reaction zone (2) is communicated with the top of the aerobic reaction zone (3), a polyurethane bioactive filler (201) is arranged in the anaerobic reaction zone (2), a central guide cylinder (202) is arranged in the polyurethane bioactive filler (201) in a penetrating manner, the top end of the central guide cylinder (202) penetrates out of the sewage treatment device (1), the bottom end of the central guide cylinder (202) penetrates out of the polyurethane bioactive filler (201) and is provided with a water distributor (203), and the aerobic reaction zone (3) comprises a plurality of interlayers arranged in the height direction, the interlayer is alternately provided with fly ash ceramsite (301) and iron-carbon integrated micro-electrolysis filler (302), the two interlayers are communicated through at least one water distribution pipe (303), and the bottom end of the aerobic reaction zone (3) is provided with a water outlet pipe (304).
2. The micro-power integrated sewage treatment device according to claim 1, wherein the power supply device is a solar cell panel (401), the solar cell panel (401) is arranged at the top end of the sewage treatment device (1), and the solar cell panel (401) is connected with an intelligent control box (403) through a solar cable (402).
3. The micro-power integrated sewage treatment device according to claim 1, wherein the top end of the central guide shell (202) is further connected with a device water inlet pipe (5), and a sewage lift pump (6) is arranged on the device water inlet pipe (5).
4. The micro-power integrated sewage treatment device according to claim 1, wherein the bottom of the anaerobic reaction zone (2) is provided with an emptying pipe (204).
5. The micro-power integrated sewage treatment device according to claim 1, wherein a water outlet weir plate (7) is arranged at the top of the anaerobic reaction zone (2), and the tops of the anaerobic reaction zone (2) and the aerobic reaction zone (3) are communicated with each other through the water outlet weir plate (7).
6. The micro-power integrated sewage treatment plant according to claim 1, wherein the partition is fixedly mounted on the equipment foundation (9) by a plurality of support columns (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921807793.2U CN211712870U (en) | 2019-10-25 | 2019-10-25 | Micro-power sewage integrated treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921807793.2U CN211712870U (en) | 2019-10-25 | 2019-10-25 | Micro-power sewage integrated treatment device |
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| Publication Number | Publication Date |
|---|---|
| CN211712870U true CN211712870U (en) | 2020-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921807793.2U Active CN211712870U (en) | 2019-10-25 | 2019-10-25 | Micro-power sewage integrated treatment device |
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| CN (1) | CN211712870U (en) |
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