CN210915760U - Biological purification tank for treating black and odorous river - Google Patents
Biological purification tank for treating black and odorous river Download PDFInfo
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- CN210915760U CN210915760U CN201921858155.3U CN201921858155U CN210915760U CN 210915760 U CN210915760 U CN 210915760U CN 201921858155 U CN201921858155 U CN 201921858155U CN 210915760 U CN210915760 U CN 210915760U
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- 238000000746 purification Methods 0.000 title claims abstract description 60
- 238000000926 separation method Methods 0.000 claims abstract description 60
- 238000004140 cleaning Methods 0.000 claims abstract description 25
- 239000007788 liquid Substances 0.000 claims abstract description 21
- 238000003756 stirring Methods 0.000 claims abstract description 20
- 239000012535 impurity Substances 0.000 claims abstract description 18
- 239000007787 solid Substances 0.000 claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 54
- 244000005700 microbiome Species 0.000 claims description 39
- 238000005273 aeration Methods 0.000 claims description 9
- 230000000813 microbial effect Effects 0.000 claims description 7
- 239000010802 sludge Substances 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 4
- 239000011148 porous material Substances 0.000 claims description 2
- 239000010865 sewage Substances 0.000 abstract description 40
- 238000000034 method Methods 0.000 abstract description 6
- 238000012423 maintenance Methods 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 5
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 8
- 241000894006 Bacteria Species 0.000 description 6
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000011362 coarse particle Substances 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000010419 fine particle Substances 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 230000001546 nitrifying effect Effects 0.000 description 3
- 238000004062 sedimentation Methods 0.000 description 3
- 229920002472 Starch Polymers 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000001580 bacterial effect Effects 0.000 description 2
- 235000014633 carbohydrates Nutrition 0.000 description 2
- 150000001720 carbohydrates Chemical class 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 239000008358 core component Substances 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
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- 231100000719 pollutant Toxicity 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 235000019698 starch Nutrition 0.000 description 2
- 239000008107 starch Substances 0.000 description 2
- 241001148470 aerobic bacillus Species 0.000 description 1
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- Biological Treatment Of Waste Water (AREA)
Abstract
The utility model relates to a sewage treatment technical field specifically relates to a biological purification groove for administering black and odorous river course is connected gradually by large-scale impurity separation device, solid separator, gas-liquid separation device and biological purification groove and constitutes. The utility model discloses a automatically cleaning stirring screen pipe can work under unpowered environment, separates large-scale impurity from sewage to accomplish the automatically cleaning, need not take out the cleanness with regard to the manual work at every interval a period, saved a large amount of manpower and materials, reduced the maintenance cost. Meanwhile, the utility model discloses simple structure is compact, and the energy consumption is low, dismantles the combination nimble, easy maintenance. Aiming at the characteristics of small dispersibility, small discharge capacity, complex environment, large intermittent discharge fluctuation and the like of rural sewage sources, the method can meet the sewage treatment requirement.
Description
Technical Field
The utility model relates to a sewage treatment technical field specifically relates to a biological purification groove for administering black and odorous river course.
Background
At present, big cities in China have a complete set of sewage treatment system, and water pollution caused by city life can be effectively treated. However, in some suburbs and rural areas, the current situation of sewage treatment is not satisfactory. In rural areas, sewage sources have the characteristics of dispersion, small discharge capacity, complex environment and large intermittent discharge fluctuation.
At present, a large-scale complex sewage treatment system facing to cities is difficult to operate in rural areas, the application of a sewage treatment technology in rural areas is severely limited, a large amount of rural sewage is directly discharged into rivers and lakes, and the pollution is caused to local water sources. The black and odorous water body not only pollutes the ecological environment, but also damages the health of local people. Therefore, a sewage treatment device which is small, low in complexity, low in energy consumption and easy to maintain and aims at the characteristics of rural sewage sources is urgently needed.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model provides a biological purification groove for administering black and odorous river course, its simple compact structure can adapt to the characteristics in present rural sewage source well, effectively solves the puzzlement that rural area black and odorous water body brought.
In order to achieve the above purpose, the utility model provides the following technical scheme:
a biological purification tank for treating black and odorous river channels is formed by sequentially connecting a large-scale impurity separation device, a solid separation device, a gas-liquid separation device and a biological purification tank.
The large-scale impurity separation device comprises a buffer tank, wherein one side of the buffer tank is connected with a water suction pump through a first feeding port, and the other opposite side of the buffer tank is connected with a self-cleaning stirring sieve pipe through a discharging port.
The solid separation device comprises a hydrocyclone which comprises a material inlet II, an overflow port and a bottom flow port; the feeding port II is connected with the self-cleaning stirring sieve tube, the overflow port is connected with the connecting pipe I, and the underflow port is connected with the sludge pump.
A fluid cyclone is a common separation and fractionation device, and the centrifugal sedimentation principle is commonly used. When the two-phase mixed liquid to be separated enters the cyclone tangentially from the periphery of the cyclone under a certain pressure, strong three-dimensional elliptical strong-rotation shearing turbulent motion is generated. Because the particle size difference exists between the coarse particles and the fine particles, the coarse particles and the fine particles are subjected to different sizes of centrifugal force, centripetal buoyancy, fluid drag force and the like, and under the action of centrifugal sedimentation, most of the coarse particles are discharged through a bottom flow port of the cyclone, and most of the fine particles are discharged through an overflow pipe, so that the purposes of separation and classification are achieved. As a typical device of a centrifugal force and gravity composite force field, the device is widely applied to various fields due to the advantages of simple structure, small occupied area, convenience in installation and operation, low running cost and the like.
The utility model discloses in, the solid residue in the sewage will be taken out from the underflow opening by the dredge pump, and sewage can flow from the overflow mouth.
The gas-liquid separation device comprises a separation cabin, and the central part of the top surface of the separation cabin is connected with a first connecting pipe through a first water inlet; the non-central part of the top surface of the separation cabin is connected with an air pump through a first air outlet; a water permeable baffle is arranged at the middle upper part of the inner cavity of the separation cabin; the lower part of one side of the separation cabin is connected with a second connecting pipe through a first water outlet.
The sewage after the solid impurities are screened flows into the separation cabin from the water inlet and is blocked by the water-permeable baffle plate to be diffused, so that the contact area of the sewage and the air is increased, and the peculiar smell is fully volatilized. The volatilized peculiar smell gas is finally pumped out by the air pump.
The biological purification tank comprises an aerobic microorganism treatment cabin and an anaerobic microorganism treatment cabin; the lower part of one side of the aerobic microorganism treatment cabin is connected with a second connecting pipe through a second water inlet; the upper part of one side of the biological purification tank, which is opposite to the water inlet II, is connected with the connecting pipe III through the water outlet II; the top surface of the biological purification tank is connected with an air pump through a second air outlet; an aeration device is arranged on the bottom surface of the biological purification tank; the inner cavity of the biological purification tank is provided with a biological purification pile.
Except that the anaerobic microorganism treatment cabin is not provided with an aeration device, the anaerobic microorganism treatment cabin is connected with a third connecting pipe through a third water inlet, and the structure of the anaerobic microorganism treatment cabin is consistent with that of the aerobic microorganism treatment cabin.
Further, the self-cleaning stirring sieve tube comprises a tube body, a filter screen, a rotating shaft and a scraper; a filter screen is arranged at one end of the pipe body, and a rotatable scraper is arranged at the center of the filter screen; a rotating shaft is arranged on the central shaft part of the inner cavity of the tube body; the rotating shaft is connected with the pipe body through a connecting piece, and one end of the rotating shaft is connected with the scraper; and a rotating impeller is arranged on the rotating shaft.
When sewage flows in the self-cleaning stirring sieve tube, the rotary impeller is driven to rotate, so that the scraper is driven to rotate on the surface of the filter screen, impurities attached to the surface of the filter screen are scraped, and the self-cleaning stirring sieve tube is enabled to keep a common working state for a long time.
The utility model discloses a brand-new automatically cleaning stirring screen pipe can work under unpowered environment, separates large-scale impurity from sewage to possible automatically cleaning need not just take out the cleanness at every interval a period, has saved a large amount of manpower and materials, has reduced the maintenance cost.
Further, the lateral wall of the separation cabin is provided with a liquid level meter which is positioned below the permeable baffle. The liquid level meter is used for feeding back information when the liquid level of sewage in the separation cabin reaches the water permeable baffle plate, so that the power of the water suction pump is reduced, and the sewage is prevented from flowing out from the first air outlet.
Furthermore, the biological purification pile is made of porous materials, and a plurality of combinations can be carried out according to requirements. The number of different biological purification piles is adjusted and distributed according to the sizes of different pollution sources in rural areas. And when the biological purification pile works for a rated time, taking out the biological purification pile and replacing with a new one, and carrying out cleaning regeneration on the old biological purification pile.
Furthermore, aerobic microorganism strains are arranged in the biological purification pile in the aerobic microorganism treatment cabin. Aerobic microbial treatment is a treatment process for oxidizing and decomposing organic matters in sewage into relatively stable inorganic matters by means of aerobic microbes under the condition of fully supplying oxygen or gas. In the treatment process, part of organic matters in the wastewater are assimilated and absorbed in the process of bacterial life activities and are converted into a proliferated bacterial thallus part, and the other part of organic matters are oxidized and decomposed into simple inorganic matters and release energy for the requirements of the microbial life activities such as bacteria and the like.
Furthermore, anaerobic microorganism strains are arranged in the biological purification piles in the anaerobic microorganism treatment cabin. The heterotrophic bacteria in the anoxic zone hydrolyze suspended pollutants such as starch, fiber, carbohydrate and the like and soluble organic matters in the sewage into organic acid, so that macromolecular organic matters are decomposed into micromolecular organic matters, and insoluble organic matters are converted into methane and carbon dioxide.
Compared with the prior sewage treatment device, the beneficial effects of the utility model are that:
1) the utility model discloses a automatically cleaning stirring screen pipe can work under unpowered environment, separates large-scale impurity from sewage to accomplish the automatically cleaning, need not take out the cleanness with regard to the manual work at every interval a period, saved a large amount of manpower and materials, reduced the maintenance cost.
2) The utility model discloses simple structure is compact, and the energy consumption is low, dismantles the combination in a flexible way, easy maintenance. Aiming at the characteristics of small dispersibility, small discharge capacity, complex environment, large intermittent discharge fluctuation and the like of rural sewage sources, the method can meet the sewage treatment requirement.
Drawings
FIG. 1 is a schematic flow diagram of the present invention;
fig. 2 is an external view of the present invention;
fig. 3 is a schematic structural view of the self-cleaning stirring sieve tube of the present invention.
In the figure:
1-large impurity separation device, 11-water pump, 12-buffer tank, 121-inlet I, 122-outlet, 13-self-cleaning stirring sieve tube, 131-tube body, 132-filter screen, 133-rotating shaft, 1331-rotating impeller, 1332-connecting piece and 134-scraper;
2-a solid separation device, 20-a hydrocyclone, 201-a material inlet II, 202-an overflow port, 203-a bottom flow port, 204-a sludge pump and 205-a connecting pipe I;
3-gas-liquid separation device, 30-separation cabin, 301-permeable baffle, 302-water inlet I, 303-water outlet I, 304-air outlet I, 305-air pump, 306-liquid level meter, 307-connecting pipe II;
4-biological purification tank, 41-aerobic microorganism treatment cabin, 411-water inlet two, 412-water outlet two, 413-air outlet two, 414-aeration device, 42-anaerobic microorganism treatment cabin, 421-water inlet three, 422-water outlet three, 423-air outlet three, 43-connecting pipe three, 44-biological purification pile.
Detailed Description
To further illustrate the manner in which the present invention is made and the effects obtained, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings.
Example one
As shown in figure 1, the biological purification tank for treating the black and odorous river channel is formed by sequentially connecting a large-scale impurity separation device 1, a solid separation device 2, a gas-liquid separation device 3 and a biological purification tank 4.
The large impurity separation device 1 comprises a buffer tank 12, the left side of the buffer tank 12 is connected with a water suction pump 11 through a feeding port I121, and the right side of the buffer tank 12 is connected with a self-cleaning stirring sieve pipe 13 through a discharging port 122.
The solid separation device 2 comprises a hydrocyclone 20, and the hydrocyclone 20 comprises a feed inlet two 201, an overflow outlet 202 and a bottom flow outlet 203; the second feeding port 201 is connected with the self-cleaning stirring sieve tube 13, the overflow port 202 is connected with the first connecting pipe 205, and the underflow port 203 is connected with the sludge pump 204.
The gas-liquid separation device 3 comprises a separation cabin 30, wherein the central part of the top surface of the separation cabin 30 is connected with a first connecting pipe 205 through a first water inlet 302; a first air outlet is formed in the position 10cm away from the right side of a first 302 air inlet on the top surface of the separation cabin 30, and the first air outlet 304 is connected with an air pump 305; a water permeable baffle 301 is arranged in the inner cavity of the separation cabin 30 and 20cm away from the top surface; a first water outlet 303 is arranged at the position 5cm away from the bottom surface on the right side of the separation cabin 30, and the first water outlet 303 is connected with a second connecting pipe 307.
The biological purification tank 4 comprises an aerobic microorganism treatment compartment 41 and an anaerobic microorganism treatment compartment 42; a second water inlet 411 is arranged at the position 5cm away from the bottom surface on the left side of the aerobic microorganism treatment cabin 41, and the second water inlet 411 is connected with a second connecting pipe 307; a second water outlet 412 is arranged at the position 5cm away from the top surface on the right side of the biological purification tank 4, and the second water outlet 412 is connected with a third connecting pipe 43; a second air outlet 413 is formed in the center of the top surface of the biological purification tank 4, and the second air outlet 413 is connected with the air pump 305; an aeration device 414 is arranged at the central part of the bottom surface of the biological purification tank 4; the inner cavity of the biological purification tank 4 is provided with 4X4 biological purification piles.
The anaerobic microorganism treatment chamber 42 is connected with a connecting pipe III 43 through a water inlet III 421 except for a non-aeration device 414, and has the same structure as the aerobic microorganism treatment chamber 41.
As shown in fig. 3, the self-cleaning stirring sieve tube 13 comprises a tube body 131, a filter screen 132, a rotating shaft 133 and a scraper 134; a filter screen 132 is arranged at the left end of the pipe body 131, and a rotatable scraper 134 is arranged at the center of the filter screen 132; a rotating shaft 133 is arranged at the central shaft part of the inner cavity of the tube body 131; the rotating shaft 133 is connected with the pipe 131 through a connector 1332, and one end of the rotating shaft is connected with the scraper 134; the rotating shaft 133 is provided with a rotating impeller 1331.
Wherein, the lateral wall of the separation chamber 30 is provided with a liquid level meter 306, and the liquid level meter 306 is located 1cm below the permeable baffle 301.
Aerobic microbial strains are arranged in the biological purification piles 41 in the aerobic microbial treatment cabin 41. The strain is obtained from nitrifying bacteria of Fuzhou living water biotechnology Co.
The core components are as follows: nitrifying the flora; effective viable count: 200 hundred million/g; total number of colonies per unit: 5.9x1010 cfu/or more; the product form is as follows: light yellow powder.
Anaerobic microorganism strains are arranged in the biological purification pile 41 in the anaerobic microorganism treatment cabin 42. The strain is obtained from nitrifying bacteria of Fuzhou living water biotechnology Co.
The core components are as follows: a denitrifying flora; effective viable count: 200 hundred million/g; total number of colonies per unit: 5.9x1010 cfu/or more; the product form is as follows: light yellow powder.
Example two
As shown in figure 2, the biological purification tank for treating the black and odorous river channel is formed by sequentially connecting a large-scale impurity separation device 1, a solid separation device 2, a gas-liquid separation device 3 and a biological purification tank 4.
The large impurity separation device 1 comprises a buffer tank 12, the left side of the buffer tank 12 is connected with a water suction pump 11 through a feeding port I121, and the right side of the buffer tank 12 is connected with a self-cleaning stirring sieve pipe 13 through a discharging port 122.
The solid separation device 2 comprises a hydrocyclone 20, and the hydrocyclone 20 comprises a feed inlet two 201, an overflow outlet 202 and a bottom flow outlet 203; the second feeding port 201 is connected with the self-cleaning stirring sieve tube 13, the overflow port 202 is connected with the first connecting pipe 205, and the underflow port 203 is connected with the sludge pump 204.
The gas-liquid separation device 3 comprises a separation cabin 30, wherein the central part of the top surface of the separation cabin 30 is connected with a first connecting pipe 205 through a first water inlet 302; a first air outlet is formed in the position 6cm away from the right side of a first 302 water inlet on the top surface of the separation cabin 30, and the first air outlet 304 is connected with an air pump 305; a water permeable baffle 301 is arranged in the inner cavity of the separation cabin 30 at a position 15cm away from the top surface; a first water outlet 303 is arranged at the position 6cm away from the bottom surface of the front side of the separation cabin 30, and the first water outlet 303 is connected with a second connecting pipe 307.
The biological purification tank 4 comprises an aerobic microorganism treatment compartment 41 and an anaerobic microorganism treatment compartment 42; a second water inlet 411 is arranged at the position 6cm away from the bottom surface on the rear side of the aerobic microorganism treatment cabin 41, and the second water inlet 411 is connected with a second connecting pipe 307; a second water outlet 412 is arranged at the position 6cm away from the top surface on the left side of the biological purification tank 4, and the second water outlet 412 is connected with a third connecting pipe 43; a second air outlet 413 is formed in the center of the top surface of the biological purification tank 4, and the second air outlet 413 is connected with the air pump 305; an aeration device 414 is arranged at the central part of the bottom surface of the biological purification tank 4; the inner cavity of the biological purification tank 4 is provided with 5X5 biological purification piles.
The anaerobic microorganism treatment chamber 42 is connected with a connecting pipe III 43 through a water inlet III 421 except for a non-aeration device 414, and has the same structure as the aerobic microorganism treatment chamber 41.
The self-cleaning stirring sieve tube 13 comprises a tube body 131, a filter screen 132, a rotating shaft 133 and a scraper 134; a filter screen 132 is arranged at the left end of the pipe body 131, and a rotatable scraper 134 is arranged at the center of the filter screen 132; a rotating shaft 133 is arranged at the central shaft part of the inner cavity of the tube body 131; the rotating shaft 133 is connected with the pipe 131 through a connector 1332, and one end of the rotating shaft is connected with the scraper 134; the rotating shaft 133 is provided with a rotating impeller 1331.
Wherein, the lateral wall of the separation chamber 30 is provided with a liquid level meter 306, and the liquid level meter 306 is located 1.5cm below the permeable baffle 301.
Aerobic microbial strains are arranged in the biological purification piles 41 in the aerobic microbial treatment cabin 41. The strain is obtained from Gancirus composite bacteria of Shanghai Gancirus environmental engineering Co.
The product form is as follows: light yellow powder; aerating for two hours, and controlling the dissolved oxygen amount to be 3 mg/L.
Anaerobic microorganism strains are arranged in the biological purification pile 41 in the anaerobic microorganism treatment cabin 42. The strain is obtained from Gancirus composite bacteria of Shanghai Gancirus environmental engineering Co.
The product form is as follows: light yellow powder; the dissolved oxygen content was controlled at 0.2 mg/L.
The utility model discloses a work flow does:
s1 in the specific using process, the rural domestic sewage is pumped into the device by the water pump 11. The sewage passes through the buffer tank 12 and is filtered by the self-cleaning stirring sieve tube 13, and large impurities are separated to the bottom of the buffer tank 12.
S2 enters the solid separation device 2 after the preliminary impurity removal. After the sewage to be separated enters the hydrocyclone 20 tangentially from the feeding port 201 of the hydrocyclone 20 under a certain pressure, strong three-dimensional elliptical strong-rotation shearing turbulent motion is generated. Because of the particle size difference between different phases, most of the mud is discharged through the bottom flow port 203 of the hydrocyclone 20 and most of the sewage is discharged through the overflow pipe 202 under the action of centrifugal sedimentation due to different magnitudes of centrifugal force, centripetal buoyancy, fluid drag force and the like, thereby achieving the purpose of separating the mud in the sewage.
S3 the sewage from which the sludge is removed enters the separation chamber 30. After being blocked by the water-permeable baffle, the sewage is forcedly diffused, so that the contact area of the sewage and the air is increased, and the peculiar smell is fully volatilized. The volatilized odor gas is finally pumped out by the air pump 305.
S4 the sewage after being treated by peculiar smell enters the aerobic microorganism treatment cabin 41. Aerobic microbe treatment oxidizes and decomposes organic matters in the sewage into relatively stable inorganic matters under the condition of fully supplying oxygen or gas. Gases generated during processing are pumped out of the pump 305 through the second gas outlet 413.
S5 the sewage after aerobic bacteria treatment enters the anaerobic microorganism treatment cabin 42. The anaerobic microorganisms hydrolyze suspended pollutants such as starch, fiber, carbohydrate and the like and soluble organic matters in the sewage into organic acid, so that macromolecular organic matters are decomposed into micromolecular organic matters, and insoluble organic matters are converted into methane and carbon dioxide. Gases generated during processing are pumped out through the pump 305 via the second gas outlet 423.
S6 after the utility model works for a rated time, the large impurities accumulated in the buffer tank 12 need to be cleaned, so as to ensure that the device is not blocked; the bio-purification piles 44 are taken out for cleaning and regeneration treatment to ensure the working efficiency of the device.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.
Claims (6)
1. A biological purification tank for treating black and odorous river channels is characterized by being formed by sequentially connecting a large-scale impurity separation device (1), a solid separation device (2), a gas-liquid separation device (3) and a biological purification tank (4);
the large impurity separation device (1) comprises a buffer tank (12), one side of the buffer tank (12) is connected with a water suction pump (11) through a first feeding port (121), and the other opposite side of the buffer tank is connected with a self-cleaning stirring sieve tube (13) through a discharging port (122);
the solid separation device (2) comprises a hydrocyclone (20), and the hydrocyclone (20) comprises a feed inlet II (201), an overflow outlet (202) and a bottom flow outlet (203); the feeding port II (201) is connected with a self-cleaning stirring sieve tube (13), the overflow port (202) is connected with a connecting pipe I (205), and the underflow port (203) is connected with a sludge pump (204);
the gas-liquid separation device (3) comprises a separation cabin (30), and the central part of the top surface of the separation cabin (30) is connected with a first connecting pipe (205) through a first water inlet (302); the non-central part of the top surface of the separation cabin (30) is connected with a suction pump (305) through a first air outlet (304); a water permeable baffle (301) is arranged at the middle upper part of the inner cavity of the separation cabin (30); the lower part of one side of the separation cabin (30) is connected with a second connecting pipe (307) through a first water outlet (303);
the biological purification tank (4) comprises an aerobic microorganism treatment cabin (41) and an anaerobic microorganism treatment cabin (42); the lower part of one side of the aerobic microorganism processing cabin (41) is connected with a second connecting pipe (307) through a second water inlet (411); the upper part of one side of the biological purification tank (4) opposite to the second water inlet (411) is connected with a third connecting pipe (43) through a second water outlet (412); the top surface of the biological purification tank (4) is connected with the air pump (305) through a second air outlet (413); an aeration device (414) is arranged on the bottom surface of the biological purification tank (4); the inner cavity of the biological purification tank (4) is provided with a biological purification pile (44); the anaerobic microorganism treatment cabin (42) is connected with a connecting pipe III (43) through a water inlet III (421) except for the non-aeration device (414), and the structure of the anaerobic microorganism treatment cabin is consistent with that of the aerobic microorganism treatment cabin (41).
2. The biological purification tank for treating a black and odorous river as claimed in claim 1, wherein the self-cleaning stirring sieve tube (13) comprises a tube body (131), a filter screen (132), a rotating shaft (133) and a scraper (134); a filter screen (132) is arranged at one end of the pipe body (131), and a rotatable scraper (134) is arranged at the center of the filter screen (132); a rotating shaft (133) is arranged on the central shaft part of the inner cavity of the tube body (131); the rotating shaft (133) is connected with the pipe body (131) through a connecting piece (1332), and one end of the rotating shaft is connected with the scraper (134); and a rotating impeller (1331) is arranged on the rotating shaft (133).
3. The biological purification tank for treating the black and odorous river channel as claimed in claim 1, wherein a liquid level meter (306) is disposed on the side wall of the separation chamber (30), and the liquid level meter (306) is located below the water permeable baffle (301).
4. The biological purification tank for treating a black and odorous river as claimed in claim 1, wherein the biological purification piles (44) are made of porous material and can be combined in plural according to the requirement.
5. The biological purification tank for treating the black and odorous river according to claim 4, wherein aerobic microbial species are placed in the biological purification piles (44) in the aerobic microbial treatment chamber (41).
6. The biological purification tank for treating the black and odorous river channel according to claim 4, wherein anaerobic microorganism strains are placed in the biological purification piles (44) in the anaerobic microorganism treatment chamber (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921858155.3U CN210915760U (en) | 2019-10-31 | 2019-10-31 | Biological purification tank for treating black and odorous river |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921858155.3U CN210915760U (en) | 2019-10-31 | 2019-10-31 | Biological purification tank for treating black and odorous river |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210915760U true CN210915760U (en) | 2020-07-03 |
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ID=71344242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921858155.3U Expired - Fee Related CN210915760U (en) | 2019-10-31 | 2019-10-31 | Biological purification tank for treating black and odorous river |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210915760U (en) |
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2019
- 2019-10-31 CN CN201921858155.3U patent/CN210915760U/en not_active Expired - Fee Related
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