CN219730713U - Rural domestic sewage treatment facility suitable for tourism village - Google Patents
Rural domestic sewage treatment facility suitable for tourism village Download PDFInfo
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- CN219730713U CN219730713U CN202320658609.2U CN202320658609U CN219730713U CN 219730713 U CN219730713 U CN 219730713U CN 202320658609 U CN202320658609 U CN 202320658609U CN 219730713 U CN219730713 U CN 219730713U
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- 239000010865 sewage Substances 0.000 title claims abstract description 57
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 77
- 238000004062 sedimentation Methods 0.000 claims abstract description 29
- 230000001546 nitrifying effect Effects 0.000 claims abstract description 25
- 239000007788 liquid Substances 0.000 claims abstract description 17
- 238000005273 aeration Methods 0.000 claims description 26
- 230000001105 regulatory effect Effects 0.000 claims description 12
- 239000000945 filler Substances 0.000 claims description 11
- 230000002262 irrigation Effects 0.000 claims description 9
- 238000003973 irrigation Methods 0.000 claims description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 6
- 239000001301 oxygen Substances 0.000 claims description 6
- 229910052760 oxygen Inorganic materials 0.000 claims description 6
- 230000003647 oxidation Effects 0.000 claims description 5
- 238000007254 oxidation reaction Methods 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 239000000725 suspension Substances 0.000 claims description 4
- 239000010802 sludge Substances 0.000 abstract description 13
- 238000001914 filtration Methods 0.000 abstract description 12
- 238000003756 stirring Methods 0.000 abstract description 9
- 238000010992 reflux Methods 0.000 abstract description 7
- 239000003921 oil Substances 0.000 description 12
- MMDJDBSEMBIJBB-UHFFFAOYSA-N [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] Chemical compound [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] MMDJDBSEMBIJBB-UHFFFAOYSA-N 0.000 description 8
- 238000000926 separation method Methods 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 241000894006 Bacteria Species 0.000 description 5
- 239000004519 grease Substances 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 4
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000006228 supernatant Substances 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 210000005056 cell body Anatomy 0.000 description 1
- 230000001079 digestive effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 235000011389 fruit/vegetable juice Nutrition 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- 230000001932 seasonal effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Abstract
The utility model discloses rural domestic sewage treatment facilities suitable for tourist villages, which comprise an adjusting deoiling tank, an anoxic denitrification tank, an aerobic nitrification tank and a sedimentation filtering tank which are sequentially circulated, wherein a plurality of rows of first water distribution pipes and second water distribution pipes which are mutually connected in parallel are alternately arranged at the bottom of the anoxic denitrification tank, the output end of the adjusting deoiling tank is connected with the plurality of first water distribution pipes which are mutually connected in parallel, a first air stripping device communicated with the second water distribution pipes is arranged in the aerobic nitrification tank, and a second air stripping device communicated with the anoxic denitrification tank is arranged in the sedimentation filtering tank; the anoxic denitrification tank adopts a venturi nozzle to be matched with a water distribution pipe for stirring, so that the anoxic environment of the anoxic denitrification tank can be effectively protected, and the stirring efficiency is improved; and the first gas stripping device and the second gas stripping device are utilized to carry out the reflux of nitrifying liquid and sludge, so that the operation efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of sewage treatment, in particular to a rural domestic sewage treatment facility suitable for tourist villages.
Background
Rural domestic sewage treatment work is an important content for improving rural living environment and ecological environment, rural sewage treatment facilities are generally designed based on resident population in a service range, but for some tourist villages, due to seasonal change of scenic spots and influence of holidays, population quantity change is large, the generated sewage quantity is rapidly increased in a short time and exceeds the design capacity of the sewage treatment facilities, meanwhile, tourism drives farmyard to develop, the generated sewage grease content is high, pipe network blockage is caused, the influence of grease on sewage treatment is not considered in common in the sewage treatment facilities in the market, and the problems that the effluent of more treatment facilities does not reach the standard are caused.
In the prior art, the Chinese patent with the publication number of CN212833314U is a small-sized purifying tank sewage treatment device with air stripping reflux, the primary sedimentation tank is utilized to adjust the water quality and the water quantity, large-volume pollutants are precipitated at the same time when the water quality and the water quantity are uniform, the load impact on a subsequent biochemical tank is reduced, the anaerobic tank and the aerobic tank are utilized to treat the pollutants, high-efficiency suspension filler is added into the anaerobic tank and the aerobic tank, and finally the secondary sedimentation tank is utilized to realize the reflux of digestive juice and sludge and the discharge of purified water, but the device is only suitable for single or several-family combined installation, and has more facilities after implementation, so that the operation and maintenance are difficult; meanwhile, the utility model does not provide an anoxic tank, has a general denitrification effect, and does not solve the problems of large change of domestic sewage water quantity and high grease in tourist villages.
Disclosure of Invention
In order to solve the problems in the prior art, the utility model provides rural domestic sewage treatment facilities suitable for tourist villages, which are characterized in that the processes of an air floatation tank and an oil separation tank are combined, and the front end of an adjusting tank is provided with an oil separation measure, so that the influence of waste water and grease on the sewage treatment facilities is reduced; the anoxic denitrification tank adopts a venturi nozzle to be matched with a water distribution pipe for stirring, and the anoxic denitrification tank can effectively protect the anaerobic environment of the anoxic denitrification tank and improve the stirring efficiency compared with other aeration stirring ratios; the first air stripping device and the second air stripping device are utilized to reflux nitrifying liquid and sludge, so that the operation efficiency is improved, and the manufacturing cost is saved; the sedimentation filter tank is provided with a filter cartridge, the effluent is discharged after being filtered by a filter material under the action of gravity, and the quality of the effluent is stable.
The technical scheme of the utility model is as follows:
the utility model provides a rural domestic sewage treatment facility suitable for tourism village, includes regulation deoiling pond, anoxic denitrification pond, good oxygen nitrifying pond and the sedimentation filter tank that circulate in proper order, the input of regulation deoiling pond is connected with the inlet tube, a plurality of rows of first water distribution pipes that are connected in parallel each other and second water distribution pipes that are connected in parallel each other are alternately laid to anoxic denitrification pond's bottom, the output of regulation deoiling pond is connected a plurality of first water distribution pipes that are connected in parallel each other, be provided with in the good oxygen nitrifying pond with the first stripping device of second water distribution pipe intercommunication, be provided with in the sedimentation filter tank with the second stripping device of anoxic denitrification pond intercommunication, the output of sedimentation filter tank is connected with the outlet pipe.
Further, be provided with first compartment and the second compartment of circulation each other in the regulation deoiling pond, the bottom of first compartment is provided with first aeration dish, inlet tube connection first compartment, the top output of first compartment is connected with oil drain pipe, the top of second compartment is open state and opening is less than the regulation deoiling pond, can with the regulation deoiling pond intercommunication.
Further, the output end of the regulating and deoiling pond is connected with a water pipe, the output end of the water pipe is connected with a sewage pump, and one output end of the sewage pump is connected with the first water distribution pipe.
Further, the other output end of the sewage pump is connected to a peripheral oxidation pond or an irrigation canal.
Further, an elastic filler is arranged in the anoxic denitrification tank.
Further, the first gas stripping device is connected with a nitrifying liquid return pipe, and the output end of the nitrifying liquid return pipe is connected with a plurality of second water distribution pipes which are mutually connected in parallel.
Further, the top of the aerobic nitrification tank is provided with suspended filler, the bottom of the aerobic nitrification tank is provided with a second aeration disc, and the input ends of the first aeration disc and the second aeration disc are respectively connected with an aeration pump.
Further, a central cylinder is arranged in the sedimentation filter tank, the input end of the central cylinder is connected with a communicating pipe, the output end of the aerobic nitrification tank is connected with the communicating pipe, a filter cartridge is arranged in the sedimentation filter tank, and the output end of the filter cartridge is connected with the water outlet pipe.
Further, a plurality of first venturi nozzles and second venturi nozzles are respectively arranged on the first water distribution pipe and the second water distribution pipe at equal intervals.
Further, the other output ends of the first stripping device and the second stripping device are connected to the aeration pump.
Compared with the prior art, the utility model has the beneficial effects that:
1. the utility model combines the processes of the air floatation tank and the oil separation tank, and the oil separation measure is arranged at the front end of the regulating tank, thereby reducing the influence of wastewater grease on sewage treatment facilities; the anoxic denitrification tank adopts a venturi nozzle to be matched with a water distribution pipe for stirring, and the anoxic denitrification tank can effectively protect the anaerobic environment of the anoxic denitrification tank and improve the stirring efficiency compared with other aeration stirring ratios; the first air stripping device and the second air stripping device are utilized to reflux nitrifying liquid and sludge, so that the operation efficiency is improved, and the manufacturing cost is saved; the sedimentation filter tank is provided with a filter cartridge, the effluent is discharged after being filtered by a filter material under the action of gravity, and the quality of the effluent is stable.
2. The utility model takes the average number of people in the peak period of travel as the base number to determine the design scale, designs a single group scale according to the average number of people in the peak period of travel as the base number of people in the resident period of travel to be divided into N groups, and the N groups of equipment are intelligently and alternately operated; when the water inflow is reduced, each group of treatment facilities intermittently and alternately run normally, and only run with low efficiency when not running normally, and the dead mud is prevented, so that the problem that sewage treatment is difficult to stably reach the standard and run due to large sewage water amount change in tourist villages is solved.
Drawings
FIG. 1 is a cross-sectional view of the present utility model;
fig. 2 is a top view of two sets of facilities arranged together.
In the drawings, the list of components represented by the various numbers is as follows:
1. regulating the oil removal tank; 101. a first compartment; 102. a second compartment; 103. a first aeration disc; 104. an oil drain pipe; 105. a water pipe; 2. an anoxic denitrification pool; 201. a first water distribution pipe; 202. a second water distribution pipe; 203. an elastic filler; 204. a first venturi nozzle; 205. a second venturi nozzle; 3. an aerobic nitrification tank; 301. a first stripping means; 302. a nitrifying liquid return pipe; 303. suspending filler; 304. a second aeration disc; 4. a sedimentation filter tank; 401. a second stripping means; 402. a communicating pipe; 403. a filter cartridge; 404. a central cylinder; 405. a sludge return pipe; 5. a water inlet pipe; 6. a water outlet pipe; 7. a sewage pump; 8. an aeration pump; 801. and (5) aerating the pipe.
Detailed Description
In order to make the contents of the present utility model more easily understood, the technical scheme of the present utility model will be further described with reference to the specific embodiments and the accompanying drawings, but the present utility model is not limited thereto.
Referring to fig. 1 and 2, a rural domestic sewage treatment facility suitable for tourist villages comprises an adjusting deoiling tank 1, an anoxic denitrification tank 2, an aerobic nitrification tank 3 and a sedimentation filtration tank 4 which are sequentially circulated, wherein the adjusting deoiling tank 1, the anoxic denitrification tank 2, the aerobic nitrification tank 3 and the sedimentation filtration tank 4 are sequentially separated by a baffle plate, glass fiber reinforced plastic or carbon steel, the input end of the adjusting deoiling tank 1 is connected with a water inlet pipe 5, the bottom of the anoxic denitrification tank 2 is alternately provided with a plurality of rows of first water distribution pipes 201 and second water distribution pipes 202 which are mutually connected in parallel, the output end of the adjusting deoiling tank 1 is connected with a plurality of first water distribution pipes 201 which are mutually connected in parallel, a first air stripping device 301 which is communicated with the second water distribution pipes 202 is arranged in the aerobic nitrification tank 3, a second air stripping device 401 which is communicated with the anoxic denitrification tank 2 is arranged in the sedimentation filtration tank 4, the other output end of the second stripping device 401 is communicated with the outside of the tank, the output end of the sedimentation filter tank 4 is connected with a water outlet pipe 6, sewage enters the regulating deoiling tank 1 through a water inlet pipe 5, particulate matters and oils are discharged in the regulating deoiling tank 1, once filtered sewage enters the anoxic denitrification tank 2 through a first water distribution pipe 201, under the action of a communication hole at the lower end of the anoxic denitrification tank 2, the sewage simultaneously enters the aerobic nitrification tank 3, under the action of aerobic environment and nitrifying bacteria, ammonia nitrogen in the sewage is efficiently converted into nitrate nitrogen, conditions are provided for subsequent denitrification, the first stripping device 301 conveys the nitrate nitrogen to the anoxic denitrification tank 2 through a second water distribution pipe 202, the nitrate nitrogen is mixed and stirred with the sewage, denitrification reaction occurs under the action of the anoxic environment and the nitrifying bacteria to generate nitrogen, water is discharged, and the effluent of the aerobic nitrification tank 3 enters the sedimentation filter tank 4 for mud-water separation, the sludge is deposited at the bottom of the precipitation and filtration tank 4, and the sludge liquid is returned to the front-end anoxic denitrification tank 2 or discharged out of the tank body through the second air stripping device 401, so that the sludge amount in the system can be kept stable, the sludge loss is prevented, and the supernatant is directly discharged through the water outlet pipe 6 after being filtered by the precipitation and filtration tank 4.
Specifically, be provided with first compartment 101 and second compartment 102 that circulate each other through the intercommunicating pore in the regulation deoiling pond 1, the bottom of first compartment 101 is provided with first aeration dish 103, inlet tube 5 connects first compartment 101, the top output of first compartment 101 is connected with oil drain pipe 104, the top of second compartment 102 is open state and the opening is less than regulation deoiling pond 1, can communicate with regulation deoiling pond 1, sewage is through first aeration dish 103 aeration washout with particulate matter and oils through oil drain pipe 104 discharge, first compartment 101 goes out water and gets into second compartment 102 through the intercommunicating pore, second compartment 102 goes out water and flows automatically from the top and gets into regulation deoiling pond 1 regulation area and carry out quality of water, water regulation, alleviate dirty pollution load greatly.
Specifically, the output end of the regulating deoiling pond 1 is connected with a water pipe 105, the output end of the water pipe 105 is connected with a sewage pump 7, one path of output end of the sewage pump 7 is connected with a first water distribution pipe 201, the effluent of the regulating deoiling pond 1 is pumped into the anoxic denitrification pond 2 through the sewage pump 7, and the other path of output end of the sewage pump 7 is connected to a peripheral oxidation pond or an irrigation canal and is combined with the peripheral irrigation canal and the oxidation pond when necessary.
Specifically, the anoxic denitrification tank 2 is internally provided with an elastic filler 203, and the elastic filler 203 is used for gathering microorganisms.
Specifically, the top of the aerobic nitrification tank 3 is provided with a suspension filler 303, the suspension filler 303 is used for gathering microorganisms, the bottom of the aerobic nitrification tank 3 is provided with a second aeration disc 304, effluent of the anoxic denitrification tank 2 is subjected to reaction consumption under the action of aerobic environment and nitrifying bacteria, ammonia nitrogen in sewage is efficiently converted into nitrate nitrogen, conditions are provided for subsequent denitrification, a first gas stripping device 301 is connected with a nitrifying liquid return pipe 302, the output end of the nitrifying liquid return pipe 302 is connected with a plurality of second water distribution pipes 202 which are mutually connected in parallel, nitrifying liquid flows back to the anoxic denitrification tank 2 through the nitrifying liquid return pipe 302 and the second water distribution pipes 202, a plurality of first venturi nozzles 204 and a plurality of second venturi nozzles 205 are respectively arranged on the first water distribution pipes 201 and the second water distribution pipes 202 at equal intervals, the sewage and the nitrifying liquid are mixed under the efficient stirring action of the first venturi nozzles 204 and the second venturi nozzles 205, more nitrate nitrogen is contained in the nitrifying liquid, and the denitrifying reaction occurs under the action of the anoxic environment to generate nitrogen, and the nitrifying water is discharged.
Specifically, be provided with central section of thick bamboo 404 in the sedimentation filter tank 4, the input of central section of thick bamboo 404 is connected with communicating pipe 402, the output and the communicating pipe 402 of good oxygen nitrifying pond 3 are connected, be provided with cartridge filter 403 in the sedimentation filter tank 4, set up the water purification filter material in the cartridge filter 403, can adopt filter screen packing, propose when convenient maintenance, outlet pipe 6 is connected to the output of cartridge filter 403, good oxygen nitrifying pond 3 play water gets into sedimentation filter tank 4 through communicating pipe 402 and carries out mud-water separation, mud deposits in the bottom, reflux mud liquid to front end anoxic denitrification pond 2 or discharge cell body through second stripping device 401 and mud back flow 405, the supernatant fluid gets into cartridge filter 403 and filters, the drainage is by outlet pipe 6 direct discharge.
Specifically, the input ends of the first aeration disc 103 and the second aeration disc 304 are respectively connected with the aeration pump 8 through the aeration pipe 801, and the other output ends of the first air stripping device 301 and the second air stripping device 401 are connected with the aeration pump 8.
Specifically, a communication pipeline and a valve are arranged between the tanks, and the start and stop are controlled by the valve.
The working principle of the utility model is as follows:
the sewage enters the regulating deoiling pond 1 through the water inlet pipe 5, the granular substances and the oil are discharged in the regulating deoiling pond 1, the sewage after primary filtration enters the anoxic denitriding pond 2 through the first water distribution pipe 201, the sewage also enters the aerobic nitrifying pond 3 under the action of the communication hole at the lower end of the anoxic denitriding pond 2, ammonia nitrogen in the sewage is efficiently converted into nitrate nitrogen under the action of aerobic environment and nitrifying bacteria, the condition is provided for the subsequent denitrification, the first air stripping device 301 conveys the nitrate nitrogen to the anoxic denitriding pond 2 through the second water distribution pipe 202, the nitrate nitrogen is mixed and stirred with the sewage, the denitrification reaction is carried out under the anoxic environment and the action of denitrifying bacteria to generate nitrogen, the discharged water body is discharged, the discharged water of the aerobic nitrifying pond 3 enters the sedimentation filtering pond 4 for mud-water separation, the sludge is deposited at the bottom of the sedimentation filtering pond 4, the sludge liquid is refluxed to the front end anoxic denitriding pond 2 or the discharged pond body through the second air stripping device 401 and the sludge reflux pipe 405, and the supernatant is directly discharged through the water outlet pipe 6 after being filtered by the sedimentation filtering pond 4.
Referring to fig. 2, in actual use, the average number of people in the peak period of travel is taken as a base number, the average number of people in the peak period of travel is divided into N groups according to the average number of people in the average period of travel, the average number of people in the average period of travel is taken as a base number of people in the average period of travel, N is a positive integer not less than 2, a single group of facilities comprise an adjusting deoiling tank 1, an anoxic denitrification tank 2, an aerobic nitrification tank 3 and a sedimentation filtering tank 4 which are sequentially circulated, communication pipelines and valves are arranged between the tanks of each group of processing facilities, and the start and stop of each group of processing facilities and each tank are controlled through the valves.
When the tourist village tourist industry is in a busy season, each group of processing facilities keeps operating normally.
When the number of people in a tourist village increases greatly beyond the design scale for a few days, sewage can be initially treated in the regulating deoiling pond 1 and then pumped to a surrounding oxidation pond or an irrigation canal for irrigation by the sewage pump 7.
When the tourism industry in the tourism village is in the off-season, the equipment can be alternately and normally operated at intervals by adjusting the connecting pipes and the valves of the equipment, and the non-normally operated facility aerobic nitrification tank 3 can be adjusted by the valves, so that the low-strength stuffy state can be maintained, and the activated sludge can be prevented from being killed.
When the tourist village is in the crop irrigation period, the primarily treated regulating deoiling pond 1 can be pumped to the irrigation canal for irrigation, and the subsequent facilities all keep low-intensity operation.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related arts are included in the scope of the present utility model.
Claims (10)
1. A rural domestic sewage treatment facility suitable for tourist village, its characterized in that: including regulation deoiling pond (1), anoxic denitrification pond (2), good oxygen nitrifies pond (3) and sedimentation filter tank (4) that circulate in proper order, the input of regulation deoiling pond (1) is connected with inlet tube (5), a plurality of rows of first water distribution pipe (201) and second water distribution pipe (202) that are parallel to each other are alternately laid to the bottom of anoxic denitrification pond (2), the output of regulation deoiling pond (1) is connected a plurality of first water distribution pipe (201) that are parallel to each other, be provided with in good oxygen nitrifies pond (3) with first stripping device (301) of second water distribution pipe (202) intercommunication, be provided with in sedimentation filter tank (4) with second stripping device (401) of anoxic denitrification pond (2) intercommunication, the output of sedimentation filter tank (4) is connected with outlet pipe (6).
2. A rural domestic sewage treatment facility for use in a tourist village according to claim 1, wherein: the oil removal tank is characterized in that a first compartment (101) and a second compartment (102) which are communicated with each other are arranged in the oil removal tank (1), a first aeration disc (103) is arranged at the bottom of the first compartment (101), the first compartment (101) is connected with a water inlet pipe (5), an oil discharge pipe (104) is connected with the top output end of the first compartment (101), and the top end of the second compartment (102) is in an opening state and is lower than the oil removal tank (1) in an opening mode and can be communicated with the oil removal tank (1) in an adjusting mode.
3. A rural domestic sewage treatment facility for use in a tourist village according to claim 2, wherein: the output end of the regulating deoiling pond (1) is connected with a water conveying pipe (105), the output end of the water conveying pipe (105) is connected with a sewage pump (7), and one path of output end of the sewage pump (7) is connected with the first water distribution pipe (201).
4. A rural domestic sewage treatment facility for use in a tourist village according to claim 3, wherein: the other output end of the sewage pump (7) is connected to a peripheral oxidation pond or an irrigation canal.
5. A rural domestic sewage treatment facility for use in a tourist village according to claim 1, wherein: elastic filler (203) is arranged in the anoxic denitrification tank (2).
6. A rural domestic sewage treatment facility for use in a tourist village according to claim 1, wherein: the first air stripping device (301) is connected with a nitrifying liquid return pipe (302), and the output end of the nitrifying liquid return pipe (302) is connected with a plurality of second water distribution pipes (202) which are mutually connected in parallel.
7. A rural domestic sewage treatment facility for use in a tourist village according to claim 2, wherein: the top of aerobic nitrification tank (3) is provided with suspension filler (303), the bottom of aerobic nitrification tank (3) is provided with second aeration dish (304), the input of first aeration dish (103) and second aeration dish (304) is connected aeration pump (8) respectively.
8. A rural domestic sewage treatment facility for use in a tourist village according to claim 1, wherein: the sedimentation filter tank (4) is internally provided with a central cylinder (404), the input end of the central cylinder (404) is connected with a communicating pipe (402), the output end of the aerobic nitrification tank (3) is connected with the communicating pipe (402), the sedimentation filter tank (4) is internally provided with a filter cartridge (403), and the output end of the filter cartridge (403) is connected with the water outlet pipe (6).
9. A rural domestic sewage treatment facility for use in a tourist village according to claim 1, wherein: a plurality of first venturi nozzles (204) and second venturi nozzles (205) are respectively arranged on the first water distribution pipe (201) and the second water distribution pipe (202) at equal intervals.
10. A rural domestic sewage treatment facility for use in a tourist village according to claim 7, wherein: the other output ends of the first stripping device (301) and the second stripping device (401) are connected to the aeration pump (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320658609.2U CN219730713U (en) | 2023-03-29 | 2023-03-29 | Rural domestic sewage treatment facility suitable for tourism village |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320658609.2U CN219730713U (en) | 2023-03-29 | 2023-03-29 | Rural domestic sewage treatment facility suitable for tourism village |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219730713U true CN219730713U (en) | 2023-09-22 |
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ID=88064252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320658609.2U Active CN219730713U (en) | 2023-03-29 | 2023-03-29 | Rural domestic sewage treatment facility suitable for tourism village |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219730713U (en) |
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2023
- 2023-03-29 CN CN202320658609.2U patent/CN219730713U/en active Active
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