CN114133035B - Rural small-size integrated sewage treatment plant - Google Patents
Rural small-size integrated sewage treatment plant Download PDFInfo
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- CN114133035B CN114133035B CN202111466963.7A CN202111466963A CN114133035B CN 114133035 B CN114133035 B CN 114133035B CN 202111466963 A CN202111466963 A CN 202111466963A CN 114133035 B CN114133035 B CN 114133035B
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- 239000010865 sewage Substances 0.000 title claims abstract description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 72
- 230000007246 mechanism Effects 0.000 claims abstract description 37
- 238000005192 partition Methods 0.000 claims abstract description 36
- 238000004140 cleaning Methods 0.000 claims abstract description 29
- 239000002893 slag Substances 0.000 claims abstract description 28
- 238000004891 communication Methods 0.000 claims abstract description 25
- 238000005273 aeration Methods 0.000 claims abstract description 24
- 238000004062 sedimentation Methods 0.000 claims abstract description 23
- 238000007689 inspection Methods 0.000 claims description 26
- 239000002699 waste material Substances 0.000 claims description 24
- 239000003638 chemical reducing agent Substances 0.000 claims description 12
- 238000001914 filtration Methods 0.000 claims description 9
- 238000007599 discharging Methods 0.000 claims description 8
- 238000009423 ventilation Methods 0.000 claims 2
- 230000010354 integration Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000006065 biodegradation reaction Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 10
- 239000010802 sludge Substances 0.000 description 9
- 239000002351 wastewater Substances 0.000 description 8
- 230000008569 process Effects 0.000 description 7
- 238000009825 accumulation Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000010840 domestic wastewater Substances 0.000 description 3
- 238000004065 wastewater treatment Methods 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 230000004103 aerobic respiration Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000013043 chemical agent Substances 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- 210000004209 hair Anatomy 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 230000020477 pH reduction Effects 0.000 description 2
- 239000008213 purified water Substances 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 239000003621 irrigation water Substances 0.000 description 1
- 239000010871 livestock manure Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000011112 process operation Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
- C02F3/302—Nitrification and denitrification treatment
- C02F3/305—Nitrification and denitrification treatment characterised by the denitrification
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/1278—Provisions for mixing or aeration of the mixed liquor
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/28—Anaerobic digestion processes
- C02F3/286—Anaerobic digestion processes including two or more steps
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F7/00—Aeration of stretches of water
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Microbiology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Biological Treatment Of Waste Water (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The rural small-sized integrated sewage treatment device comprises an integrated container, wherein a partition plate structure is arranged in the integrated container, the inside of the integrated container is sequentially divided into an anaerobic chamber, an aerobic chamber and a sedimentation chamber from left to right through the partition plate structure, a communication pipeline A is arranged on the partition plate structure between the anaerobic chamber and the aerobic chamber, a communication pipeline B is arranged on the partition plate structure between the aerobic chamber and the sedimentation chamber, and an aeration fan set is further arranged in the aerobic chamber; the inside of the integrated container is also provided with an inner wall cleaning mechanism which is erected and installed in the middle of the partition plate structure, and the bottom of the partition plate structure is also provided with a movable channel device. The invention is convenient for centralized manufacturing, transportation and installation, is installed on site in each residential building or collecting area, integrates the functions of septic tanks, water treatment and slag treatment, and has the characteristics of high volume load, high biodegradation speed, high effluent execution standard and the like.
Description
Technical Field
The invention relates to the technical field of wastewater treatment equipment, in particular to a small integrated wastewater treatment device for rural areas.
Background
In recent years, with the implementation of the strategy of country plain vibration, the rural population of China increases year by year, the urban resident community building is pulled up, the living environment is improved, the discharge amount of domestic sewage increases year by year, and in order to respond to the call of the green development of the country, the rural domestic sewage can not be directly discharged as in the past, and the resident water resource which can survive is purified completely by the natural purification capability. And the residential communities are obviously concentrated in a plurality of living modes compared with the rural areas in the past, and are still relatively scattered compared with towns. The condition not only ensures that the community of residents does not have enough natural resources to purify sewage, but also causes river and pond pollution if the community of residents does not treat the sewage, worsens the surrounding water environment, and even causes a certain threat to the health of the residents; but also makes the domestic sewage of the residential community difficult to collect and treat in a centralized way like towns.
At present, the communities commonly adopt various families to build biogas tanks for treating domestic sewage, the treatment mode has high cost and uneconomical, the biogas tanks are not uniform in specification, the occupied area is too large due to scattered position distribution, and potential safety hazards are easily caused. The biogas digester has smaller capacity and main functions of septic treatment, so that many domestic wastewater with low pollution is directly discharged by community residents without treatment, and the community residents have bad odor for a long time, so that a biological treatment method meeting the requirements of rural domestic wastewater treatment without adding chemical agents is necessary, the biogas digester is convenient to manufacture, sewage and waste residues are convenient to treat in time, and effluent execution standards meet the integrated sewage treatment equipment of 'farm irrigation water quality standard' (GB 5084-2005) or 'pollutant discharge standard of town sewage plants' (GB 18918-2002), so that the problem of rural domestic wastewater is solved.
Disclosure of Invention
The invention provides a rural small-sized integrated sewage treatment device which adopts an integrated structure, is convenient for centralized manufacture, transportation and installation, is installed on site in each residential building or collecting area, integrates the functions of septic tanks, water treatment and slag treatment, and adopts A/0 main process operation. The equipment mainly comprises organic collection, acidification, anaerobic , aerobic, denitrification, filtration and other processes, and has the characteristics of high volume load, no need of adding chemical agents, high biodegradation speed, high effluent execution standard and the like.
The specific technical scheme is as follows: the rural small-sized integrated sewage treatment device comprises an integrated container, wherein a partition plate structure is arranged in the integrated container, the inside of the integrated container is sequentially divided into an anaerobic chamber, an aerobic chamber and a sedimentation chamber from left to right through the partition plate structure, a communication pipeline A is arranged on the partition plate structure between the anaerobic chamber and the aerobic chamber, a communication pipeline B is arranged on the partition plate structure between the aerobic chamber and the sedimentation chamber, and an aeration fan set is further arranged in the aerobic chamber; the integrated container is characterized in that an inner wall cleaning mechanism is further arranged inside the integrated container, the inner wall cleaning mechanism is erected and installed in the middle of a partition plate structure, a movable channel device is further arranged at the bottom of the partition plate structure, a left end cover and a right end cover are further detachably arranged at two ends of the integrated container respectively, and a water inlet interface and a water outlet interface are respectively arranged at the upper ends of the left end cover and the right end cover.
The realization principle is as follows: the discharged sewage is connected into a water inlet interface so as to flow into an anaerobic chamber (namely similar to an anaerobic tank), denitrifying bacteria in the anaerobic chamber are used for denitrifying, carbon-containing organic matters are removed, then upper clear wastewater in the anaerobic chamber enters an aerobic chamber through a communication pipeline A, dissolved oxygen in water is increased in the aerobic chamber through an aeration fan set, activated sludge is subjected to aerobic respiration, organic matters are further decomposed into inorganic matters, then the wastewater flows into a sedimentation chamber through a communication pipeline B, sludge is separated through mud and water in a vertical sedimentation chamber, sludge is stirred by an aeration fan in the aerobic chamber to be precipitated at the bottom, upper clear water flows out through a water outlet interface, waste residues and sludge which are easiest to accumulate and are most accumulated with sludge can be periodically cleaned through opening a left end cover and a right end cover, the waste residues and the sludge in the aerobic chamber can be cleaned through opening a movable channel device at the same time, and dirt on the inner wall of an inner wall dirt cleaning mechanism can be simultaneously operated in the sewage treatment operation process.
As preferable: the integrated container is in a pipeline shape, the left end cover and the right end cover main body are in circular arch structures, and the two structures are favorable for bearing larger water pressure, so that the sewage capacity is enlarged under the same material condition, the integrated container is in threaded fit with the left end cover and the right end cover, and a deslagging pipeline mechanism is further arranged at the bottom end of the integrated container;
the top of the anaerobic chamber is provided with an exhaust hole and a first inspection hole, the top of the aerobic chamber and the top of the sedimentation chamber are respectively provided with a second inspection hole and a third inspection hole, all the inspection holes can be used for observing the condition of accumulation and siltation in each chamber, and the inspection holes can be opened to simply remove waste residues.
As preferable: communicating pipe A and communicating pipe B all are the shape of falling L, just communicating pipe A water inlet horizontal position is higher than communicating pipe B delivery port, inlet port and outlet port horizontal position are all generally higher than communicating pipe A and communicating pipe B top all is provided with the bleeder vent, and all bleeder vents all offer promptly baffle structure is uppermost communicating pipe B delivery port still is provided with one-way valve port device.
As preferable: the aeration fan unit is provided with a closed mounting box, an aeration motor and a speed reducing mechanism are mounted in the closed mounting box, the speed reducing mechanism is mounted at the output end of the aeration motor, at least one rotating rod is mounted at the output end of the speed reducing mechanism, densely distributed capillary fan blade groups are uniformly arranged at the output end of the rotating rod, and the capillary fan blade groups are all arranged in an aerobic chamber.
As preferable: the one-way valve port device is provided with a sliding pipe body which freely slides on the inner wall of the water outlet end of the communicating pipe B, a limiting block A is arranged at the upper end of the sliding pipe body, a limiting block B is further arranged at the water outlet end of the communicating pipe B, the limiting block B is in fit limit with the limiting block A, a conical impact cap is further arranged at the lower end of the sliding pipe body, and water outlet holes are uniformly and densely formed in the side wall of the sliding pipe body.
As preferable: the anaerobic chamber is divided into a first anoxic chamber and a second anoxic chamber through the partition plate structure, a communication pipeline C is arranged on the partition plate structure between the first anoxic chamber and the second anoxic chamber, the first anoxic chamber and the second anoxic chamber are mutually communicated through the communication pipeline C, the horizontal position of the communication pipeline C is consistent with that of the communication pipeline A, and the communication pipeline A is communicated with the second anoxic chamber and the aerobic chamber; the exhaust hole and the first inspection hole are arranged on the upper side of the first anoxic chamber, the fourth inspection hole is arranged on the upper side of the second anoxic chamber, and one anoxic chamber is arranged more to improve the quality of purified water and expand the sewage capacity of the device.
As preferable: the inner wall dirt cleaning mechanism comprises a driving motor, a speed reducer, a rotating connecting rod and cleaning bristles, wherein the speed reducer is arranged at the output end of the driving motor, the output end of the speed reducer is fixedly connected with the rotating connecting rod, the cleaning bristles are arranged at the middle part of the rotating connecting rod and are in contact with the inner wall of the integrated container, the inner wall dirt cleaning mechanism is further provided with two mounting frames, the two mounting frames are respectively fixedly arranged at the two ends of the integrated container, one mounting frame is provided with a sealed waterproof mounting box, the driving motor and the speed reducer are respectively and hermetically arranged inside the sealed waterproof mounting box, one mounting frame is provided with a bearing box, the bearing box is used for rotating and installing the end part of the rotating connecting rod, and the rotating connection part of the rotating connecting rod, the partition plate structure and the sealed waterproof mounting box is provided with a bearing, so that the rotating friction resistance is greatly reduced.
As preferable: the movable channel device is provided with two movable baffles, a deslagging channel is arranged at the bottom of the baffle structure, the two movable baffles are respectively and hermetically arranged at two ends of the deslagging channel, two baffle limiting grooves are also arranged on the integrated container, the two movable baffles are hermetically arranged in the baffle limiting grooves, a positioning groove is arranged at the top of each movable baffle, a positioning block is arranged at the bottom of the baffle structure, the positioning groove is matched with the positioning block, a fastening stud is uniformly arranged in the middle of one movable baffle, a nut is sleeved on the fastening stud, one end of the fastening stud is fixedly connected with a tightening spring, a hanging ring is correspondingly and uniformly arranged in the middle of the other movable baffle, and the other end of the tightening spring is movably hooked on the hanging ring.
As preferable: the slag discharging pipeline mechanism comprises a filtering structure, a flowing waste residue connecting box and an output pipeline, wherein the flowing waste residue connecting box is arranged at the bottom of the anaerobic chamber, the filtering structure is arranged at the top of the flowing waste residue connecting box, the flowing waste residue connecting box is communicated with the anaerobic chamber through the filtering structure, and the output pipeline is communicated with the bottom of the flowing waste residue connecting box.
The beneficial effects of the invention are as follows: the integrated container is formed integrally, the main body is similar to a casting method of a large pipeline, the integrated container is beneficial to quick and uniform manufacture, forms a centralized industrial scale, can be used by simply installing and transporting manufactured finished products to resident communities, greatly reduces manufacturing and use cost, is beneficial to water circulation and accelerating biodegradation by matching with a circular arch-shaped left end cover and a circular arch-shaped right end cover, and enables the inner wall to bear larger water pressure, so that the volume load is higher, the specification and model of corresponding capacity can be formulated according to the population scale of resident communities, each model is uniform, only one device with corresponding specification is required to be installed in each resident community, the occupied area is extremely small, the device is arranged in a nearly fully closed mode, potential safety hazards are not caused, the internal treatment state can be observed at any time through each closed inspection hole, waste residues and sludge can be conveniently cleaned in time through a movably arranged end cover, a movable channel device and a slag discharging pipeline mechanism, and in the water treatment process, the processes of organic collection, acidification, anaerobic , denitrification, filtration and the like are respectively carried out on sewage through an anaerobic chamber and a sedimentation chamber, the aeration process is carried out in a high-oxygen aeration set, and the aeration process is fully carried out; dirt on the inner wall of the integrated container, particularly dirt deposited at the contact part of the surface layer of sewage and the inner wall, can be cleaned timely through the inner wall dirt cleaning mechanism, so that the dirt accumulation is prevented from aggravating the pollution degree of subsequent wastewater, and floating dirt slag can be prevented from blocking a pipeline.
Drawings
FIG. 1 is a schematic cross-sectional view of the present invention.
FIG. 2 is a schematic illustration of the overall unidirectional valve port device of the present invention.
Fig. 3 is a schematic structural diagram of the present invention in an overall top view.
FIG. 4 is a schematic view of the overall septum structure of the present invention.
Fig. 5 is a schematic structural view of the movable tunnel device in the whole of the present invention.
Fig. 6 is a schematic cross-sectional view of a second embodiment of the present invention.
Fig. 7 is a schematic top view of a second embodiment of the present invention.
Reference numerals illustrate: an integrated container 1; an anaerobic chamber 2; an aerobic chamber 3; a sedimentation chamber 4; a separator structure 5; a communication pipe A6; a communication pipe B7; an aeration fan group 8; a one-way valve port device 9;
a left end cover 11; a right end cap 12; a water inlet interface 13; a water outlet port 14; an air vent 15; a slag discharge pipe mechanism 16; a filter structure 17; the flow-shaped waste residue is connected with a guiding box 18; an output duct 19;
a first anoxic chamber 21; a second anoxic chamber 22; a communication pipe C23; a fourth inspection hole 24; an exhaust hole 25; a first inspection hole 26;
a second inspection hole 31; a third inspection hole 41;
a sealed mounting box 81; an aeration motor 82; a speed reducing mechanism 83; a rotating lever 84; a capillary blade group 85;
a sliding tube 91; a limiting block A92; a limiting block B93; a conical impingement cap 94; a water outlet 95;
an inner wall cleaning mechanism 51; a driving motor 511; a decelerator 512; a rotating link 513; cleaning bristles 514; a mounting rack 515; a sealed waterproof mounting case 516; a bearing box 517;
a movable tunnel means 52; a movable baffle 521; a deslagging passage 53; baffle limit groove 522; a positioning groove 523; positioning block 524; a fastening stud 525; a nut 526; compression springs 527; hanging ring 528.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present invention.
Embodiment one:
as shown in fig. 1 to 5: the rural small-size integrated sewage treatment device is provided with an integrated container 1, a baffle structure 5 is arranged inside the integrated container 1, the inside of the integrated container 1 is sequentially divided into an anaerobic chamber 2, an aerobic chamber 3 and a sedimentation chamber 4 from left to right through the baffle structure 5, the azimuth words of the embodiment are based on the direction of fig. 1, and the arrangement mode of the anaerobic chamber 2, the aerobic chamber 3 and the sedimentation chamber 4 which are sequentially adjacent from left to right is not limited. A communicating pipeline A6 is arranged on a partition plate structure 5 between the anaerobic chamber 2 and the aerobic chamber 3, a communicating pipeline B7 is arranged on the partition plate structure 5 between the aerobic chamber 3 and the sedimentation chamber 4, an aeration fan set 8 is further arranged in the aerobic chamber 3, an inner wall cleaning mechanism 51 is further arranged in the integrated container 1, the inner wall cleaning mechanism 51 is erected and installed in the middle of the partition plate structure 5, and a movable channel device 52 is further arranged at the bottom of the partition plate structure 5.
The two ends of the integrated container 1 are also respectively provided with a left end cover 11 and a right end cover 12 in a detachable way, and the upper ends of the left end cover 11 and the right end cover 12 are respectively provided with a water inlet interface 13 and a water outlet interface 14. The whole equipment is made of PPB materials, the PPB materials are molded by an injection molding process, the PPB materials have the advantages of good moldability, high strength and strong toughness, the PPB materials are molded into end-capped, barrel, partition plates and other components by one-time injection molding, the water quantity can be adjusted in a process according to the water discharge quantity of users at will.
The integrated container 1 is in a pipeline shape, the main bodies of the left end cover 11 and the right end cover 12 are in a circular arch structure, the two structures are favorable for bearing larger water pressure, so that the sewage capacity is enlarged under the same material condition, the integrated container 1 and the left end cover 11 and the right end cover 12 are assembled by adopting screw thread fit, the whole device can be assembled quickly by the connecting and assembling method, the left end cover 11 and the right end cover 12 can be disassembled and opened, slag in the corresponding cavities can be conveniently removed, and a slag discharging pipeline mechanism 16 is further arranged at the bottom end of the integrated container 1.
The communicating pipeline A6 and the communicating pipeline B7 are in inverted L shapes, the main body parts of the communicating pipeline A6 and the communicating pipeline B7 are respectively positioned in the anaerobic chamber 2 and the sedimentation chamber 4, the horizontal position of the water inlet of the communicating pipeline A6 is higher than that of the water outlet of the communicating pipeline B7, the horizontal positions of the water inlet interface 13 and the water outlet interface 14 are slightly higher than those of the communicating pipeline A6 and the communicating pipeline B7, air holes 15 are formed in the upper parts of the communicating pipeline A6 and the communicating pipeline B7, namely, all the air holes 15 are formed in the uppermost end of the partition plate structure 5 and are higher than those of the water inlet interface 13 and the water outlet interface 14, the air holes 15 are beneficial to balancing the air pressure in each chamber, so that the upper clean water can be circulated easily after the water level reaches the standard, and the one-way valve port device 9 is further arranged at the water outlet of the communicating pipeline B7.
The one-way valve port device 9 is provided with a sliding pipe body 91, the sliding pipe body 91 freely slides on the inner wall of the water outlet end of the communicating pipe B7, a limiting block A92 is arranged at the upper end of the sliding pipe body 91, a limiting block B93 is further arranged at the water outlet end of the communicating pipe B7, the limiting block B93 is in cooperation with the limiting block A92 to limit the sliding position of the sliding pipe body 91, so that the sliding pipe body 91 cannot fall off from the communicating pipe B7, a conical impact cap 94 is further arranged at the lower end of the sliding pipe body 91, the diameter of the bottom of the conical impact cap 94 is larger than that of the water outlet end of the communicating pipe B7, and water outlet holes 95 are uniformly and densely arranged on the side wall of the sliding pipe body 91.
When water flow flows from the aerobic chamber 3 to the sedimentation chamber 4, the top of the conical impact cap 94 is impacted by the water flow so that the sliding pipe 91 slides downwards, and the water outlet 95 on the side wall is exposed, so that the water flow can smoothly flow into the sedimentation chamber 4; when water flow flows reversely from the sedimentation chamber 4 to the aerobic chamber 3, the bottom of the conical impact cap 94 is impacted by the water flow so that the sliding pipe body 91 slides upwards, the water outlet 95 on the side wall is blocked and closed, the water flow can not reversely flow into the aerobic chamber 3 and can only be discharged from the water outlet interface 14 after the water level rises, and the conical impact cap 94 is opened downwards, so that the water flow impact force from bottom to top is more concentrated, and the water flow impact force from top to bottom is dispersed.
The top end of the anaerobic chamber 2 is provided with an exhaust hole 25 and a first inspection hole 26, the top ends of the aerobic chamber 3 and the sedimentation chamber 4 are respectively provided with a second inspection hole 31 and a third inspection hole 41, all the inspection holes can be used for observing the internal accumulation and siltation condition of each chamber, and the inspection holes can be opened to simply remove waste residues.
The aeration fan set 8 is provided with a closed mounting box 81, an aeration motor 82 and a speed reducing mechanism 83 are mounted in the closed mounting box 81, the speed reducing mechanism 83 is mounted at the output end of the aeration motor 82, two rotating rods 84 are mounted at the output end of the speed reducing mechanism 83, densely distributed capillary fan blade sets 85 are uniformly arranged at the output end of the rotating rods 84, the capillary fan blade sets 85 uniformly stir waste water and sufficiently dissolve oxygen, and the capillary fan blade sets 85 are all arranged in the aerobic chamber 3.
The inner wall cleaning mechanism 51 comprises a driving motor 511, a speed reducer 512, a rotating connecting rod 513 and cleaning bristles 514, wherein the driving motor 511 can rotate forwards and reversely, the driving motor 511 can rotate for a certain stroke and then is continuously switched, the speed reducer 512 is installed at the output end of the driving motor 511, the output end of the speed reducer 512 is fixedly connected with the rotating connecting rod 513, the cleaning bristles 514 are installed at the middle part of the rotating connecting rod 513, the cleaning bristles 514 are in contact with the inner wall of the integrated container 1, the inner wall cleaning mechanism 51 is further provided with two installation frames 515, the two installation frames 515 are respectively and fixedly arranged at two end parts of the integrated container 1, one installation frame 515 is provided with a sealed waterproof installation box 516, the driving motor 511 and the speed reducer 512 are respectively and hermetically installed inside the sealed waterproof installation box 516, one installation frame 515 is provided with a bearing box 517, the bearing box 517 is used for rotationally installing the end part of the rotating connecting rod 513 and the partition structure 5 and the sealed waterproof installation box 516, and the rotating connection part is provided with bearings. The driving motor 511 drives the rotating connecting rod 513 to rotate together with the cleaning brush hairs 514, so that the cleaning brush hairs 514 of the inner wall cleaning mechanism 51 can timely clean dirt on the inner wall of the cleaning integrated container 1, particularly dirt deposited at the contact part of the surface layer of sewage and the inner wall, so that the dirt accumulation is avoided, the surface clear water generates malodor, the pollution degree of subsequent waste water is increased, and the pipeline can be prevented from being blocked by floating dirt residues.
The movable channel device 52 is provided with two movable baffles 521, a deslagging channel 53 is provided at the bottom of the partition structure 5, the two movable baffles 521 are respectively and hermetically installed at two ends of the deslagging channel 53, two baffle limiting grooves 522 are provided on the integrated container 1, the two movable baffles 521 are hermetically installed in the baffle limiting grooves 522, a positioning groove 523 is provided at the top of the movable baffles 521, a positioning block 524 is provided at the bottom of the partition structure 5, the positioning groove 523 is matched with the positioning block 524, fastening studs 525 are uniformly installed at the middle part of one movable baffle 521, nuts 526 are sleeved on the fastening studs 525, one end of each fastening stud 525 is fixedly connected with a tightening spring 527, a hanging ring 528 is correspondingly and uniformly provided at the middle part of the other movable baffle 521, and the other end of each tightening spring 527 is movably hooked on the hanging ring 528. Through tightening the springs 527, the fastening studs 525 and the nuts 526 in a matched and tensioned manner, the two movable baffles 521 are installed at two ends of the deslagging channel 53 in a sealing manner, and the nuts 526 can be detached to enable the two movable baffles 521 to be disassembled and taken down integrally, so that the deslagging channel 53 is exposed, and therefore after the left end cover 11 and the right end cover 12 are opened, waste residues in the aerobic chamber 3 which is not communicated before in the middle can be cleaned through the deslagging channel 53.
The slag discharging pipeline mechanism 16 comprises a filtering structure 17, a flowing slag receiving box 18 and an output pipeline 19, wherein the flowing slag receiving box 18 is arranged at the bottom of the anaerobic chamber 2, a large amount of slag is deposited in the anaerobic chamber 2 because the first sewage inlet device is the anaerobic chamber 2, the maximum amount of slag in the anaerobic chamber 2 is obtained, the other two chambers have relatively less slag, and the slag discharging pipeline mechanism 16 for discharging the flowing slag in real time is additionally arranged at the bottom of the anaerobic chamber 2, in particular for the flowing manure slag with fertilizer, the waste slag should be discharged out of irrigation crops in time more so as to avoid aggravating the pollution degree of subsequent waste water or avoid the accumulation of a large amount of slag to block the pipeline. The filter structure 17 is arranged at the top of the flow-shaped waste residue receiving and guiding box 18, the flow-shaped waste residue receiving and guiding box 18 is communicated with the anaerobic chamber 2 through the filter structure 17, the output pipeline 19 is communicated with the bottom of the flow-shaped waste residue receiving and guiding box 18, and the anaerobic chamber 2 is communicated with the output pipeline 19.
The invention is realized in the following way: the discharged sewage is connected into a water inlet interface 13 so as to flow into an anaerobic chamber 2 (namely similar to an anaerobic tank), denitrifying bacteria in the anaerobic chamber 2 is used for removing carbon-containing organic matters, then upper clear wastewater in the anaerobic chamber 2 enters an aerobic chamber 3 through a communication pipeline A6, dissolved oxygen in water is added in the aerobic chamber 3 through an aeration fan group 8, activated sludge is subjected to aerobic respiration to further decompose the organic matters into inorganic matters, then the wastewater flows into a sedimentation chamber 4 through a communication pipeline B7, sludge is stirred by an aeration fan in the aerobic chamber 2 to be sedimentated at the bottom through mud-water separation of a vertical sedimentation chamber, upper clear water flows out through a water outlet interface, and the anaerobic chamber 2 and the sedimentation chamber 4 which are easiest to accumulate waste residues and are cleaned regularly by opening a detachable left end cover 11 and a right end cover 12; the upper end of each chamber is provided with an inspection hole which can be used for observing the internal accumulation condition of each chamber, and the inspection holes can be opened to simply remove waste residues.
Embodiment two:
as shown in fig. 6 and 7: as an optimization, under the condition that other structures and embodiments are the same, the anaerobic chamber 2 is divided into a first anoxic chamber 21 and a second anoxic chamber 22 through a partition structure 5, a communicating pipeline C23 is arranged on the partition structure 5 between the first anoxic chamber 21 and the second anoxic chamber 22, the first anoxic chamber 21 and the second anoxic chamber 22 are mutually communicated through the communicating pipeline C23, the communicating pipeline C23 is consistent with the communicating pipeline A6 in horizontal position, the communicating pipeline A6 is communicated with the second anoxic chamber 22 and the aerobic chamber 3, one anaerobic chamber 2 is divided into two anoxic tanks, so that the quality of purified water can be improved, the sewage capacity of the equipment can be further enlarged, and three rotating rods 84 are arranged at the output end of a speed reducing mechanism 83 of the aeration fan set 8, so that the aeration degree is correspondingly increased.
The exhaust hole 25 and the first inspection hole 26 are disposed on the upper side of the first anoxic chamber 21, and the fourth inspection hole 24 is disposed on the upper side of the second anoxic chamber 22, so as to observe the internal conditions of the two anoxic tanks respectively, and to remove the impurities deposited in the two anoxic tanks in time.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (5)
1. Rural small-size integrated sewage treatment plant, its characterized in that: the device comprises an integrated container (1), wherein a partition plate structure (5) is arranged in the integrated container (1), the inside of the integrated container (1) is sequentially divided into an anaerobic chamber (2), an aerobic chamber (3) and a sedimentation chamber (4) from left to right through the partition plate structure (5), a communication pipeline A (6) is arranged on the partition plate structure (5) between the anaerobic chamber (2) and the aerobic chamber (3), a communication pipeline B (7) is arranged on the partition plate structure (5) between the aerobic chamber (3) and the sedimentation chamber (4), and an aeration fan set (8) is further arranged in the aerobic chamber (3);
an inner wall cleaning mechanism (51) is further arranged inside the integrated container (1), the inner wall cleaning mechanism (51) is erected and installed in the middle of a partition plate structure (5), a movable channel device (52) is further arranged at the bottom of the partition plate structure (5), a left end cover (11) and a right end cover (12) are further detachably arranged at two ends of the integrated container (1), and a water inlet interface (13) and a water outlet interface (14) are respectively arranged at the upper ends of the left end cover (11) and the right end cover (12);
the integrated container (1) is in a pipeline shape, the main bodies of the left end cover (11) and the right end cover (12) are in a circular arch structure, and a slag discharging pipeline mechanism (16) is further arranged at the bottom end of the integrated container (1);
an exhaust hole (25) and a first inspection hole (26) are formed in the top end of the anaerobic chamber (2), and a second inspection hole (31) and a third inspection hole (41) are formed in the top ends of the aerobic chamber (3) and the sedimentation chamber (4) respectively;
the water inlet of the communicating pipeline A (6) and the water outlet of the communicating pipeline B (7) are in inverted L shapes, the horizontal positions of the water inlet of the communicating pipeline A (6) are higher than the water outlet of the communicating pipeline B (7), the horizontal positions of the water inlet interface (13) and the water outlet interface (14) are generally higher than those of the communicating pipeline A (6) and the communicating pipeline B (7), ventilation holes (15) are formed in the upper parts of the communicating pipeline A (6) and the communicating pipeline B (7), namely all the ventilation holes (15) are formed in the uppermost end of the partition plate structure (5), and a one-way valve port device (9) is further arranged at the water outlet of the communicating pipeline B (7);
the aeration fan unit (8) is provided with a closed mounting box (81), an aeration motor (82) and a speed reducing mechanism (83) are mounted in the closed mounting box (81), the speed reducing mechanism (83) is mounted at the output end of the aeration motor (82), at least one rotating rod (84) is mounted at the output end of the speed reducing mechanism (83), densely distributed capillary fan blade groups (85) are uniformly arranged at the output end of the rotating rod (84), and the capillary fan blade groups (85) are all arranged in the aerobic chamber (3);
the inner wall cleaning mechanism (51) comprises a driving motor (511), a speed reducer (512), a rotating connecting rod (513) and cleaning bristles (514), the speed reducer (512) is arranged at the output end of the driving motor (511), the output end of the speed reducer (512) is fixedly connected with the rotating connecting rod (513), the cleaning bristles (514) are arranged in the middle of the rotating connecting rod (513), the cleaning bristles (514) are in contact with the inner wall of the integrated container (1), the inner wall cleaning mechanism (51) is further provided with two mounting frames (515), the two mounting frames (515) are respectively fixedly arranged at two ends of the integrated container (1), one mounting frame (515) is provided with a sealed waterproof mounting box (516), the driving motor (511) and the speed reducer (512) are both hermetically arranged inside the sealed waterproof mounting box (516), one mounting frame (515) is provided with a bearing box (517), the bearing box (517) is used for rotationally mounting the end of the rotating connecting rod (513), and the rotating connecting rod (513) is fixedly connected with the partition plate structure (5) and the sealed waterproof box (516) through bearings;
the movable channel device (52) is provided with two movable baffles (521), slag removal channel (53) have been seted up to baffle structure (5) bottom, and two movable baffles (521) are sealed respectively and are installed at this slag removal channel (53) both ends still set up two baffle spacing grooves (522) on integration container (1), two movable baffles (521) are sealed and install in this baffle spacing groove (522) baffle (521) top has been seted up constant head tank (523) baffle structure (5) bottom has been seted up locating piece (524), constant head tank (523) cooperate with this locating piece (524), evenly install fastening stud (525) at one of them movable baffle (521) middle part, cover is equipped with nut (526) on this fastening stud (525), and this fastening stud (525) one end fixedly connected with tightening spring (527), correspond evenly to be provided with link (528) in the middle part of another movable baffle (521), the other end movable hook of spring (527) is on this link (528).
2. The rural small-sized integrated sewage treatment device according to claim 1, wherein: the integrated container (1) is in threaded fit with the left end cover (11) and the right end cover (12).
3. The rural small-sized integrated sewage treatment device according to claim 1, wherein: the one-way valve port device (9) is provided with a sliding pipe body (91), the sliding pipe body (91) freely slides on the inner wall of the water outlet end of the communication pipe B (7), a limiting block A (92) is arranged at the upper end of the sliding pipe body (91), a limiting block B (93) is further arranged at the water outlet end of the communication pipe B (7), the limiting block B (93) is in limit fit with the limiting block A (92), a conical impact cap (94) is further arranged at the lower end of the sliding pipe body (91), and water outlet holes (95) are uniformly and densely distributed in the side wall of the sliding pipe body (91).
4. The rural small-sized integrated sewage treatment device according to claim 1, wherein: the anaerobic chamber (2) is divided into a first anoxic chamber (21) and a second anoxic chamber (22) through the partition plate structure (5), a communication pipeline C (23) is arranged on the partition plate structure (5) between the first anoxic chamber (21) and the second anoxic chamber (22), the first anoxic chamber (21) and the second anoxic chamber (22) are mutually communicated through the communication pipeline C (23), the horizontal positions of the communication pipeline C (23) and the communication pipeline A (6) are consistent, and the communication pipeline A (6) is communicated with the second anoxic chamber (22) and the aerobic chamber (3);
the exhaust hole (25) and the first inspection hole (26) are arranged on the upper side of the first anoxic chamber (21), and the fourth inspection hole (24) is arranged on the upper side of the second anoxic chamber (22).
5. The rural small-sized integrated sewage treatment device according to claim 1, wherein: the slag discharging pipeline mechanism (16) comprises a filtering structure (17), a flowing waste slag connecting box (18) and an output pipeline (19), wherein the flowing waste slag connecting box (18) is arranged at the bottom of the anaerobic chamber (2), the filtering structure (17) is arranged at the top of the flowing waste slag connecting box (18), the flowing waste slag connecting box (18) is communicated with the anaerobic chamber (2) through the filtering structure (17), and the output pipeline (19) is communicated with the bottom of the flowing waste slag connecting box (18).
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| CN202111466963.7A CN114133035B (en) | 2021-12-02 | 2021-12-02 | Rural small-size integrated sewage treatment plant |
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| CN212833116U (en) * | 2020-07-21 | 2021-03-30 | 廊坊柽蓝环保科技有限公司 | Tail water treatment device for domestic sewage treatment plant |
| CN214032162U (en) * | 2020-12-22 | 2021-08-24 | 苏州鑫泷生态环境有限公司 | Integrated dispersed domestic sewage treatment equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2466145Y (en) * | 2001-02-23 | 2001-12-19 | 湖南湘牛环保实业有限公司 | Micropower household sewage treating device |
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