CN110054280B - Lake water circulation purification treatment device - Google Patents

Lake water circulation purification treatment device Download PDF

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Publication number
CN110054280B
CN110054280B CN201910343156.2A CN201910343156A CN110054280B CN 110054280 B CN110054280 B CN 110054280B CN 201910343156 A CN201910343156 A CN 201910343156A CN 110054280 B CN110054280 B CN 110054280B
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water
spiral
inlet pipe
nozzle
arc
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CN110054280A (en
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冯子文
郑宾国
孟祥雨
陈建玲
任科聪
黄清亮
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Shengshi Ecology Environment Co ltd
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Shengshi Ecology Environment Co ltd
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    • 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
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/007—Contaminated open waterways, rivers, lakes or ponds
    • 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

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  • Life Sciences & Earth Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)

Abstract

The invention discloses a lake water circulating purification treatment device, which improves the self-purification capacity of lake water by forming oxygen-enriched water and lake water circulation, purifies the lake water under the drive of oxidation and self-purification, and generates the landscape effect of slow flow of the lake water.

Description

Lake water circulation purification treatment device
Technical Field
The invention belongs to the technical field of sewage treatment, and particularly relates to a lake water circulating and purifying treatment device.
Background
At present, with the rapid development of economy in China, the productivity is continuously improved, the destruction capability of people on nature is greatly enhanced, the discharge capacity of pollutants is also increased, polluted lakes, black and odorous watercourses and sewage pits which are large and small are formed in various places, the sewage is large in quantity, instable in instant flow and wide in distribution range, the basic conditions of sewage treatment stations are not built, and especially some landscape rivers and lakes destroy the original self-purification function due to excessive hardening of the bottoms of the rivers and lakes, so that the water quality of water bodies is rapidly deteriorated. The traditional sewage treatment method can not effectively treat the sewage or has extremely high treatment cost, and the sewage is easily subjected to secondary pollution after high-price treatment, thereby forming a vicious cycle of treatment-pollution-retreatment-recontamination.
Disclosure of Invention
The invention aims to provide a lake water circulating and purifying treatment device, which improves the self-purification capacity of lake water by forming oxygen-enriched water and lake water circulation, purifies the lake water under the drive of oxidation and self-purification effects and generates the landscape effect of slow flow of the lake water.
In order to realize the functions, the invention adopts the following technical scheme:
a lake water circulating and purifying treatment device comprises an air inlet unit, a water inlet unit, a mixing unit and a plug flow unit;
the air inlet unit comprises an air inlet pipe which is arranged along the longitudinal direction, the upper end of the air inlet pipe is positioned above the water level line of lake water, a grid is arranged at the upper end opening of the air inlet pipe, the lower end of the air inlet pipe is positioned below the water level line of lake water, the lower end opening of the air inlet pipe is closed, and the lower part of the air inlet pipe is communicated with a plurality of air branch pipes at uniform intervals along the circumferential direction;
the water inlet unit comprises a water inlet pipe arranged along the longitudinal direction, the water inlet pipe is positioned below the air inlet pipe, a sewage pump is arranged below the water inlet pipe, and a water inlet of the sewage pump is connected with a lower port of the water inlet pipe;
the mixing unit comprises a spiral amplifier connected to a water outlet of the sewage pump, the spiral amplifier comprises a spiral main pipeline, the central line shape amplification of the main pipeline follows the Archimedes spiral amplification principle, the polar angle is 380 degrees, arc-shaped branches are connected to the main pipeline at intervals along the circumferential direction, the outlet ends of the arc-shaped branches are connected with arc-shaped spiral ejectors, the air branch pipes correspond to the arc-shaped spiral ejectors one to one, and the air branch pipes are communicated with the arc-shaped spiral ejectors;
the plug flow unit comprises a water distribution ring, the center of the water distribution ring coincides with the center of the spiral amplifier, the inner side of the water distribution ring is communicated with a plurality of water inlet pipes at uniform intervals along the circumferential direction, the water inlet pipes correspond to the arc spiral ejector, the water inlet pipes are communicated with the water outlet end of the arc spiral ejector, the outer side of the water distribution ring is communicated with a plurality of water outlet pipes at uniform intervals along the circumferential direction, the water outlet end of each water outlet pipe is provided with a flow amplifier, each flow amplifier comprises a water nozzle and a guide cylinder, one end of each water nozzle is connected with the corresponding water outlet pipe, the other end of each water nozzle extends into the guide cylinder, the end part of each water nozzle located in the guide cylinder is conical, and the water inlet end of each guide cylinder is uniformly provided with a plurality of open holes along the circumferential direction.
Preferably, arc spiral ejector is including being curved jet pipe, the jet pipe is including inhaling section, larynx pipeline section, divergent section, and arc spiral ejector inhales the section and is equipped with the induction port, the induction port links to each other with air branch pipe, and the port that the jet pipe inhaled the section is connected with the fluidic sprinkler.
Furthermore, the outlet end of the jet flow nozzle is provided with a reinforcing head, the jet flow nozzle is conical, and the reinforcing head is tubular.
Furthermore, a spiral groove is formed in the inner wall of the diffusion section of the arc-shaped spiral ejector, and the axial center line of the spiral groove is superposed with the axial center line of the arc-shaped spiral ejector.
Preferably, the lower end of the air inlet pipe is connected with the upper end of the water inlet pipe, and the side face of the upper end of the water inlet pipe is provided with a water inlet.
Preferably, the water nozzle comprises a nozzle and a reinforcing nozzle, and the nozzle is connected with the reinforcing nozzle through threads.
The operation process of the lake water circulating and purifying treatment device is as follows: the lake water circulating and purifying treatment device is placed in the center of a lake, the lake water at the upper part of the lake center is pressurized and conveyed to the bottom of the lake through the lake water circulating and purifying treatment device, the lake water is spirally sprayed to the periphery through a spiral amplifier, the lake water flows through an arc spiral sprayer during spraying, partial air is sucked in, and the air is torn and mixed, so that oxygen in the air is dissolved into the water to form oxygen-enriched water, the oxygen-enriched water passes through a flow amplifier to drive a large amount of lake water at the bottom of the lake center to be rotationally sprayed outwards along the direction of a water distribution circumsecant line, the sprayed water drives more lake water to flow, the lake water gradually forms clockwise slow flow, the lake water sprayed by the flow amplifier drives the lake water to do clockwise slow flow and is pressed towards the direction of a river bank at the same time of clockwise slow flow, the central pressure of the lake water is low, the peripheral pressure of the center is high, and the lake water gradually forms a bottom on the vertical surface and moves outwards from the center, the vertical surface circulation of the upper water body moving from the periphery to the center, the clockwise slow flow and the vertical surface circulation of the lake water enable the oxygen-enriched water generated by the device to be mixed with the lake water more uniformly, promote the integral homogenization of the lake water, the flow of the lake water and the injection of the oxygen-enriched water, and stimulate the activity of indigenous bacteria in the lake water, thereby improving the self-purification capability of the whole lake water.
Compared with the prior art, the invention has the following beneficial effects:
(1) compared with the traditional sewage treatment technology, the lake water circulating and purifying treatment device has low energy consumption, less equipment and no addition of chemicals;
(2) compared with the novel ecological treatment technology, the lake water circulating purification treatment device has less land occupation and can carry out in-situ treatment on the lake water;
(3) the lake water circulating purification treatment device takes the oxidation and the self-purification capability of the excited lake water as the basic treatment method, thereby preventing the generation of secondary pollution to the maximum extent;
(4) the lake water circulating purification treatment device is integrated equipment, is simple and convenient to install and is less in maintenance;
(5) the lake water circulating and purifying treatment device can form the landscape effect of slow flow of lake water.
Description of the drawings:
FIG. 1 is a schematic plan view of a lake water circulation purification treatment apparatus of the present invention;
FIG. 2 is a schematic elevation view of the lake water circulating purification treatment apparatus of the present invention;
FIG. 3 is a schematic structural view of an arc-shaped spiral ejector of the lake water circulating purification treatment apparatus of the present invention;
FIG. 4 is a schematic structural view of a flow amplifier of the lake water circulating purification treatment apparatus of the present invention.
In the figure, 1, a sewage pump, 2, an arc outlet, 3, a spiral amplifier, 4, an arc spiral ejector, 5, a water distribution ring, 6, a water inlet pipe, 7, a water outlet pipe, 8, a flow amplifier, 9, an air branch pipe, 10, a water inlet pipe, 11, a water inlet pipe, 12, a water level line, 13, an air flow direction, 14, a water flow direction, 15, a steam-water mixture flow direction, 16, clockwise slow flow, 17, vertical surface circulation, 18, a grid, 401, a connecting flange, 402, a suction section, 403, a reinforcing head, 404, a jet pipe, 405, a spiral groove, 406, a jet spray head, 407, an air suction port, 408, a throat pipe section, 409, a diffusion section, 801, a water spray nozzle, 802, a nozzle, 803, a reinforcing nozzle, 804, an opening and a guide cylinder.
The specific implementation mode is as follows:
the technical solution of the present invention will be clearly and completely described below with reference to the examples.
As shown in FIGS. 1 to 4, a lake water circulating purification treatment apparatus includes an air intake unit, a water intake unit, a mixing unit, and a plug flow unit. The air inlet unit comprises an air inlet pipe 11 which is longitudinally arranged, the upper end of the air inlet pipe 11 is positioned above the water level line 12 of lake water, a grid 18 is arranged at the upper port of the air inlet pipe 11, the lower end of the air inlet pipe 11 is positioned below the water level line 12 of lake water, the lower port of the air inlet pipe 11 is sealed, and the lower part of the air inlet pipe 11 is communicated with a plurality of air branch pipes 9 at even intervals along the circumferential direction.
The water inlet unit comprises a water inlet pipe 10 longitudinally arranged, the water inlet pipe 10 is located below an air inlet pipe 11, a sewage pump 1 is arranged below the water inlet pipe 10, a water inlet of the sewage pump 1 is connected with a lower port of the water inlet pipe 10, the lower end of the air inlet pipe 11 is connected with the upper end of the water inlet pipe 10, and the side surface of the upper end of the water inlet pipe 10 is provided with a water inlet.
The mixing unit comprises a spiral amplifier 3 connected to a water outlet of the sewage pump 1, the spiral amplifier 3 comprises a spiral main pipeline, the central line shape of the main pipeline is amplified according to the Archimedes spiral amplification principle, the polar angle is 380 degrees, arc branches 2 are connected to the main pipeline at intervals along the circumferential direction, the outlet ends of the arc branches 2 are connected with arc spiral ejectors 4, air branch pipes 9 correspond to the arc spiral ejectors 4 one by one, air branch pipes 9 are communicated with the arc spiral ejectors 4, the arc spiral ejectors 4 comprise arc jet pipes 404, each jet pipe 404 comprises a suction section 402, a throat pipe section 408 and a diffusion section 409, the suction section 402 of each arc spiral ejector 4 is provided with an air suction port 407, the air suction port 407 is connected with the air branch pipes 9, the port of the suction section 402 of each jet pipe is connected with a jet nozzle 406, and the outlet end of each jet nozzle is provided with a reinforcing head 403, the jet flow sprayer 406 is in a conical shape, the reinforcing head 403 is in a tubular shape, the pipe wall of the outlet of the reinforcing head 403 is provided with an elliptical radian, the inner wall of the diffusion section 409 of the arc-shaped spiral ejector 4 is provided with a spiral groove 405, and the axial center line of the spiral groove 405 coincides with the axial center line of the arc-shaped spiral ejector 4.
The flow pushing unit comprises a water distribution ring 5, the center of the water distribution ring 5 is superposed with the center of the spiral amplifier 3, a plurality of water inlet pipes 6 are communicated with the inner side of the water distribution ring 5 at uniform intervals along the circumferential direction, the water inlet pipes 6 correspond to the arc-shaped spiral ejector 4, and the water inlet pipe 6 is communicated with the water outlet end of the arc spiral ejector 4, the outer side of the water distribution ring 5 is evenly communicated with a plurality of water outlet pipes 7 at intervals along the circumferential direction, the water outlet end of each water outlet pipe 7 is provided with a flow amplifier 8, the flow amplifier 8 comprises a water nozzle 801 and a guide tube 805, one end of the water nozzle 801 is connected with the water outlet pipe 7, the other end of the water nozzle 801 extends into the guide tube 805, the end of the water nozzle 801 in the guide tube 805 is tapered, the water nozzle 801 includes a nozzle 802 and a reinforced nozzle 803, the nozzle 802 and the reinforced nozzle 803 are connected by a screw thread, and the water inlet end of the guide tube 805 is uniformly provided with a plurality of holes 804 along the circumferential direction.
The air inlet unit is made of stainless steel, the top of the air inlet device is 150mm higher than the lake surface, an air inlet of the grille 18 is a circular grille cover plate, a grille gap is a square hole with the size of 5mm multiplied by 5mm, the diameter phi 325mm is the same as the outer diameter of the air inlet pipe 11, the air inlet pipe 11 is phi 325 multiplied by 4mm, the bottom of the air inlet pipe is sealed by a flange blind plate, the lower part of the air inlet pipe is provided with 3 DN50 outlets, the outlets are provided with DN50 flanges and connected with the air branch pipes 9, the air branch pipes 9 are DN50 stainless steel pipelines, the shape of the air inlet pipe is shown in figure 2, and two ends of the air inlet pipe are provided with DN50 flanges which are connected with the air inlet pipe 11 and the arc spiral ejector 4.
The water inlet unit is made of stainless steel, the diameter is phi 325mm, the upper end of the water inlet unit is sealed by a blind plate and is connected and fixed with the lower end of the air inlet pipe 11, phi 10mm small holes are uniformly formed in the upper portion of the water inlet pipe 10 around the periphery, 40 small holes are formed in each circle, 10 circles are formed in total, the distance between every circle is 20mm, the lower end of the water inlet pipe 10 is connected with a water inlet of the sewage pump 1, the sewage pump is an eastern pump 150WQ22341 type submersible sewage pump, the power is 7.5kw, and the flow is 175m3The speed of the motor is 1445r/min, and the diameter of the outlet pipe is DN 150.
The mixing unit is made of stainless steel and has the thickness of 2mm, the mixing unit consists of a spiral amplifier 3 and an arc spiral ejector 4, the inlet of the spiral amplifier 3 is connected with the outlet of a sewage pump 1, the other end of the spiral amplifier is provided with three DN150 arc outlets 2 which are connected with the three arc spiral ejectors 4, the central line of the spiral amplifier 3 follows the Archimedes spiral amplification principle, the polar diameter is 1m, the polar angle is 360 degrees, the polar diameter is increased by 1.5mm when the spiral amplifier 3 rotates by 1 degree, 3 equal division is carried out by taking the center of the spiral amplifier 3 as the center of a circle, the arc outlet 2 which is tangent to the outer wall of the spiral amplifier 3 is arranged at the intersection of the bisector and the outer wall of the spiral amplifier 3, the outlet diameter is DN150, the arc outlet 2 is connected with the inlet of the arc spiral ejector 4 through a flange, the arc spiral ejector 4 is arc-shaped, the arc radius of the central line is 80m, the outlet of the jet nozzle 406 is provided with a reinforcing head 403 which is 5cm long, and the jet nozzle is connected with the reinforcing head through threads, a 2 multiplied by 2mm thread groove, namely a spiral groove 405, is added in the diffusion section 409, and the mixing outlet is communicated with the water inlet pipe 6 of the water distribution ring 5 through a DN100 flange.
The flow pushing unit is made of stainless steel and is 2mm thick, the flow pushing unit comprises a water distribution ring 5 and a flow amplifier 8, an inlet pipe 6 of the water distribution ring 5 is DN150 and is connected with an outlet of the arc spiral jet device 4 through a flange, an outlet pipe 7 of the water distribution ring 5 is DN150 and is connected with the flow amplifier 8 through a flange, a central pipe of the water distribution ring 5 is DN150, the radius of a central line is 2540mm, the flow amplifier 8 is connected with a port 7 of the outlet pipe of the water distribution ring 5 through a flange, a nozzle 802 outlet of the flow amplifier 8 is provided with a reinforcing nozzle outlet pipe 803 of 5cm, a nozzle 802 is connected with the reinforcing nozzle through threads, a circular guide cylinder 805 with the diameter of phi 500 is arranged outside the nozzle 802, the cylinder wall at the front end of the circular guide cylinder 805 is provided with circular holes with the diameter of phi 20mm, the circular holes are 10 rows in total, the interval is 10mm, each row of 30 circular holes are provided with the length of 1.5m, and the nozzle 802 is inserted and conducted by 0.5 m.
In the embodiment, the whole lake shoreline is basically circular, the radius of the lake surface is about 50m, the water depth is about 1.5m, the inflow is about 2m3/d, no water exists, the lake water is seriously eutrophicated, a large amount of filamentous algae and duckweed plants exist, the water body is not transparent, and the detected water quality is BOD of the lake water522.5mg/L, 2.35mg/L ammonia nitrogen and 0.52mg/L total phosphorus, the device is placed in a lake in the late 4 months, the continuous operation is started, the surface of the lake is observed after 24 hours, the slow water flow operation is realized, the test shows that the rotating flow rate of the lake water at the edge of the lake is about 0.01m/s, the duckweeds in the lake begin to gather to the bank after 48 hours, the duckweeds gathered at the bank begin to be fished after 72 hours, the duckweeds are basically cleaned after 168 hours, and the silk is cut into piecesThe amount of the thrown algae is large, the water body is dark green, but the water quality is obviously improved, the duckweed is basically eliminated after 30 days, the filamentous algae are greatly reduced, the water body has certain transparency, the lake water quality reaches GB3838-2002 surface water IV standard after 60 days, the lake water quality reaches GB3838-2002 surface water II standard after 90 days, the lake water transparency reaches 1.2m, the filamentous fungi and duckweed plants disappear, and the thickness of a bottom sludge layer is obviously reduced.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (6)

1. A lake water circulation purification treatment device is characterized in that: comprises an air inlet unit, a water inlet unit, a mixing unit and a flow pushing unit;
the air inlet unit comprises an air inlet pipe (11) arranged along the longitudinal direction, the upper end of the air inlet pipe (11) is positioned above the lake water level line (12), a grid (18) is arranged at the upper end opening of the air inlet pipe (11), the lower end of the air inlet pipe (11) is positioned below the lake water level line (12), the lower end opening of the air inlet pipe (11) is closed, and the lower part of the air inlet pipe (11) is communicated with a plurality of air branch pipes (9) at uniform intervals along the circumferential direction;
the water inlet unit comprises a water inlet pipe (10) arranged along the longitudinal direction, the water inlet pipe (10) is positioned below the air inlet pipe (11), a sewage pump (1) is arranged below the water inlet pipe (10), and a water inlet of the sewage pump (1) is connected with a lower port of the water inlet pipe (10);
the mixing unit comprises a spiral amplifier (3) connected to a water outlet of the sewage pump (1), the spiral amplifier (3) comprises a spiral main pipeline, the shape amplification of the central line of the main pipeline follows the Archimedes spiral amplification principle, the polar angle is 380 degrees, arc branches (2) are connected to the main pipeline at intervals along the circumferential direction, the outlet ends of the arc branches (2) are connected with arc spiral ejectors (4), the air branch pipes (9) correspond to the arc spiral ejectors (4) one by one, and the air branch pipes (9) are communicated with the arc spiral ejectors (4);
the flow pushing unit comprises a water distribution ring (5), the center of the water distribution ring (5) is superposed with the center of the spiral amplifier (3), a plurality of water inlet pipes (6) are communicated with the inner side of the water distribution ring (5) at uniform intervals along the circumferential direction, the water inlet pipes (6) correspond to the arc spiral jet device (4), and the water inlet pipe (6) is communicated with the water outlet end of the arc-shaped spiral ejector (4), the outer side of the water distribution ring (5) is evenly communicated with a plurality of water outlet pipes (7) at intervals along the circumferential direction, the water outlet end of each water outlet pipe (7) is provided with a flow amplifier (8), the flow amplifier (8) comprises a water nozzle (801) and a guide cylinder (805), one end of the water nozzle (801) is connected with the water outlet pipe (7), the other end of the water nozzle (801) extends into the guide cylinder (805), the end of the water nozzle (801) in the guide cylinder (805) is conical, and the water inlet end of the guide cylinder (805) is uniformly provided with a plurality of open pores (804) along the circumferential direction.
2. The lake water circulating and purifying treatment device as claimed in claim 1, wherein: arc spiral ejector (4) is including being curved jet pipe (404), jet pipe (404) are including inhaling section (402), choke section (408), divergent section (409), and arc spiral ejector (4) are inhaled section (402) and are equipped with induction port (407), induction port (407) link to each other with air branch pipe (9), and the port that jet pipe inhaled section (402) is connected with jet nozzle (406).
3. The lake water circulating and purifying treatment device as claimed in claim 2, wherein: the outlet end of the jet flow spray head (406) is provided with a reinforcing head (403), the jet flow spray head (406) is conical, and the reinforcing head (403) is tubular.
4. The lake water circulating and purifying treatment device as claimed in claim 2, wherein: spiral groove (405) has been seted up to arc spiral jet ware (4) diffuser section (409) inner wall, and the axial centerline of spiral groove (405) and the axial centerline coincidence of arc spiral jet ware (4).
5. The lake water circulating and purifying treatment device as claimed in claim 1, wherein: the lower end of the air inlet pipe (11) is connected with the upper end of the water inlet pipe (10), and the side surface of the upper end of the water inlet pipe (10) is provided with a water inlet.
6. The lake water circulating and purifying treatment device as claimed in claim 1, wherein: the water nozzle (801) comprises a nozzle (802) and a reinforcing nozzle (803), and the nozzle (802) is connected with the reinforcing nozzle (803) through threads.
CN201910343156.2A 2019-04-26 2019-04-26 Lake water circulation purification treatment device Active CN110054280B (en)

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CN110054280B true CN110054280B (en) 2022-06-10

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201020350Y (en) * 2007-04-12 2008-02-13 大庆摩恩达工程有限公司 Adjustable ejector
CN201437515U (en) * 2009-06-15 2010-04-14 江苏思圣环保设备有限公司 Water distribution device of anaerobic reactor
CN103102021A (en) * 2013-02-27 2013-05-15 湛江市科海科技有限公司 High oxygen ejector
WO2015198834A1 (en) * 2014-06-26 2015-12-30 株式会社いけうち Spray nozzle
CN208265868U (en) * 2018-04-17 2018-12-21 台州旺发机电有限公司 Aeration pushes away water flow aerator
CN208762230U (en) * 2018-08-22 2019-04-19 山东太平洋环保股份有限公司 A kind of solid spiral-flow type water distributor and anaerobic reactor

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201020350Y (en) * 2007-04-12 2008-02-13 大庆摩恩达工程有限公司 Adjustable ejector
CN201437515U (en) * 2009-06-15 2010-04-14 江苏思圣环保设备有限公司 Water distribution device of anaerobic reactor
CN103102021A (en) * 2013-02-27 2013-05-15 湛江市科海科技有限公司 High oxygen ejector
WO2015198834A1 (en) * 2014-06-26 2015-12-30 株式会社いけうち Spray nozzle
CN208265868U (en) * 2018-04-17 2018-12-21 台州旺发机电有限公司 Aeration pushes away water flow aerator
CN208762230U (en) * 2018-08-22 2019-04-19 山东太平洋环保股份有限公司 A kind of solid spiral-flow type water distributor and anaerobic reactor

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