CN114349189B - Environment-friendly sewage aeration device - Google Patents

Environment-friendly sewage aeration device Download PDF

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Publication number
CN114349189B
CN114349189B CN202210266498.0A CN202210266498A CN114349189B CN 114349189 B CN114349189 B CN 114349189B CN 202210266498 A CN202210266498 A CN 202210266498A CN 114349189 B CN114349189 B CN 114349189B
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aeration
rotary
bin
rotating ring
guide
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CN114349189A (en
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王立璇
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Hebei Chemical and Pharmaceutical College
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Hebei Chemical and Pharmaceutical College
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Publication of CN114349189A publication Critical patent/CN114349189A/en
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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
    • 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
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/02—Aerobic processes
    • C02F3/12—Activated sludge processes
    • C02F3/20—Activated sludge processes using diffusers
    • C02F3/205—Moving, e.g. rotary, diffusers; Stationary diffusers with moving, e.g. rotary, distributors
    • 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)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)

Abstract

The invention relates to an environment-friendly sewage aeration device which comprises a cylindrical aeration tank and a rotating ring arranged at the bottom of the aeration tank, wherein the rotating ring rotates under the action of a rotation driving device, a flow distribution bin is arranged in the middle of the rotating ring, a plurality of aeration pipes are arranged between the rotating ring and the flow distribution bin, and the flow distribution bin is connected with an air supply pipe through a rotary joint. The invention provides an environment-friendly sewage aeration device, wherein a swivel is rotated in a rotary bin under the action of a rotary driving device so as to drive all aeration pipes to rotate, the rotary bin can be lifted under the action of a rope so as to drive the swivel and the aeration pipes to lift, and the rotary aeration pipes can stir sewage while aerating, so that the aeration effect is better, the omnibearing stirring aeration in an aeration tank can be realized, the sufficient oxygen content at the upper part of the aeration tank is ensured, the difference of the upper aeration degree and the lower aeration degree of the aeration tank is reduced, and the aeration effect is greatly improved.

Description

Environment-friendly sewage aeration device
Technical Field
The invention belongs to the technical field of sewage treatment, and particularly relates to an environment-friendly sewage aeration device.
Background
The aeration tank is a structure for sewage treatment by an activated sludge process. A certain sewage retention time is provided in the tank, so that the oxygen quantity required by aerobic microorganisms and the mixing condition of full contact of sewage and activated sludge are met. The aeration tank mainly comprises a tank body, an aeration system and a water inlet and a water outlet. The tank body is generally made of reinforced concrete, and the planar shape of the tank body is rectangular, square, circular and the like. The utility model discloses a utility model is CN 210595476U's utility model provides an aeration tank that is used for sewage treatment to have ladder aeration pipe, through being provided with ladder aeration pipe subassembly etc. the aeration motor is responsible for the aeration of both sides and supplies gas simultaneously, and progressively lead to gas to each aeration branch pipe, export from first aeration hole and second aeration hole at last, from the line to the ground to aerating the aeration tank, improve the homogeneity of aeration efficiency and aeration, ladder structure's aeration pipe subassembly stability is strong, provide the guarantee for the aeration that lasts for a long time. But the aeration pipe is laid in aeration tank bottom, only aerates to an area for sewage treatment's aeration effect is not good, and the oxygen suppliment effect is poor, influences sewage treatment's efficiency and quality. Aiming at the problems, the invention provides the environment-friendly sewage aeration device with the aeration pipe capable of rotating and lifting at the bottom of the aeration tank, and aeration is carried out in the aeration tank in all directions, so that the aeration effect is greatly improved.
Disclosure of Invention
The invention aims to solve the technical problem of providing an environment-friendly sewage aeration device with an aeration pipe capable of rotating and lifting at the bottom of an aeration tank, and the aeration is carried out in all directions in the aeration tank, so that the aeration effect is greatly improved.
In order to solve the problems, the technical scheme adopted by the invention is as follows:
the utility model provides an environmental protection sewage aeration equipment, its includes the aeration tank of cylinder and locates the change of aeration tank bottom, the change rotates under the effect of rotary drive device, the change middle part is equipped with the reposition of redundant personnel storehouse, be equipped with a plurality of aeration pipes between change and the reposition of redundant personnel storehouse, the reposition of redundant personnel storehouse passes through rotary joint and links to each other with the air supply pipe.
As an embodiment of the invention, the rotating ring is arranged in an annular rotating bin, an annular groove is formed in the upper part of the rotating bin, and the outer end of the aeration pipe is connected with the top of the rotating ring through a connecting column; the rotary driving device comprises a first speed reduction motor and a rotary driving assembly arranged on an output shaft of the first speed reduction motor, a mounting plate is vertically and fixedly arranged on the outer side of the top of the rotary bin, the first speed reduction motor is arranged on the mounting plate, a plurality of yielding grooves are formed in the outer side of the rotary bin, and the rotary driving assembly penetrates through the yielding grooves and is matched with the outer side wall of the rotary ring.
As an embodiment of the present invention, the rotation driving assembly includes a roller and a friction layer disposed between the roller and the rotating ring, and the friction layer is fixedly disposed on a roller surface of the roller and/or an outer side surface of the rotating ring; the first speed reducing motor is hinged to the mounting plate, and a spring is arranged between the first speed reducing motor and the mounting plate, so that the roller is pressed on the rotating ring.
As an embodiment of the present invention, the rotation driving assembly includes a driving gear and a first gear tooth uniformly fixed on the outer side surface of the rotating ring and adapted thereto, and a second gear tooth or the first gear tooth of the driving gear is made of rubber or silica gel material to prevent the first gear motor from slipping due to overload.
As an implementation mode of the invention, a plurality of first guide grooves are uniformly and vertically formed in the side wall of the aeration tank in an annular shape, a first guide block matched with the first guide grooves is fixedly arranged at the bottom of the rotating bin, a first rope is tied on the first guide block, and the other end of the first rope is connected with a lifting device arranged at the edge of the aeration tank.
As an implementation mode of the invention, a fixing plate is horizontally arranged on the side wall of the aeration tank, a through hole is formed in the fixing plate, and a plurality of guide grooves II are vertically and annularly uniformly formed in the side wall of the through hole; the rotary joint is connected with a conveying hard pipe, the conveying hard pipe is connected with a conveying hose, the conveying hose is connected with an air supply pipe, and a plurality of guide blocks II matched with the guide grooves are vertically and annularly and uniformly arranged on the side wall of the conveying hard pipe.
As an embodiment of the invention, a vertical column is fixedly arranged at the bottom of the aeration tank corresponding to the diversion bin, a abdicating hole communicated with the aeration tank is vertically arranged in the vertical column, a plurality of guide grooves III are uniformly and vertically arranged on the side wall of the abdicating hole in an annular manner, a support column is fixedly arranged at the bottom of the diversion bin, the lower part of the support column is positioned in the abdicating hole, a rotary groove is arranged at the lower part of the support column, a sleeve is sleeved on the rotary groove, the sleeve is rotatably clamped in the rotary groove, and a plurality of guide blocks III matched with the guide grooves in a three-phase manner are uniformly and annularly arranged on the side wall of the sleeve;
and a second rope is tied on the third guide block, and the other end of the second rope is tied on the first guide block after bypassing the first guide wheel arranged in the middle of the bottom of the aeration tank and the second guide wheel arranged on the edge of the bottom of the aeration tank.
As an embodiment of the invention, the upper end and the lower end of the third guide groove are in arc transition to the inner wall surface of the abdicating hole, so that impurities are prevented from being accumulated.
As an embodiment of the invention, the bottom end of the supporting column is provided with a drill bit part.
As an embodiment of the invention, the buoyancy of the swivel and the aerator pipe in the sewage is the same as or close to that of gravity.
Adopt the produced beneficial effect of above-mentioned technical scheme to lie in:
the invention provides an environment-friendly sewage aeration device suitable for medium-sized and large-sized aeration tanks, wherein a swivel is rotated in a rotary bin under the action of a rotary driving device so as to drive all aeration pipes to rotate, the rotary bin can be lifted under the action of a rope so as to drive the swivel and the aeration pipes to lift, and the rotary aeration pipes can stir sewage while aerating, so that the aeration effect is better, the omnibearing stirring aeration in the aeration tank can be realized, the sufficient oxygen content at the upper part of the aeration tank is ensured, the difference of the upper aeration degree and the lower aeration degree of the aeration tank is reduced, and the aeration effect is greatly improved. The rotary joint and the conveying hard pipe are arranged, and the guide device is arranged between the conveying hard pipe and the fixing plate, so that the conveying air is not influenced by the rotation and the lifting of the aeration pipe. Through setting up support column, rope two, leading wheel one and leading wheel two, make reposition of redundant personnel storehouse and rotatory storehouse realize synchronous lift to guarantee that the aeration pipe is in the horizontality all the time between the two. Through set up the drill point portion bottom the support column, can prevent to let downthehole siltation mud of position lead to the support column to descend obstructed.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a partially enlarged schematic view of a portion a of fig. 1.
Fig. 3 is a partially enlarged schematic view of fig. 1 at B.
Fig. 4 is a schematic sectional view at a-a in fig. 1.
Wherein: the aeration tank comprises an aeration tank 1, a guide groove I1-1, a swivel ring 2, a guide block I2-1, a connecting column 3, an aeration pipe 4, a shunt bin 5, a rotary joint 6, a conveying hard pipe 7, a guide block II 7-1, a fixing plate 8, a guide groove II 8-1, a conveying hose 9, a gas supply pipe 10, a driving gear 11, a gear tooth II 11-1, a gear motor I12, a rotary bin 13-1, an annular groove 13-1, a abdicating groove 13-2, a mounting plate 14, a guide block I15, a rope I16, a gear motor II 17, a reel 18, an upright column 19, an abdicating hole 19-1, a guide groove III 19-2, a support column 20, a rotary groove 20-1, a drill head 21, a sleeve 22, a guide block III 23, a rope II 24, a guide wheel I25, a guide wheel II 26 and a connecting plate 27.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail and fully with reference to the following embodiments.
An environmental protection sewage aeration device as shown in fig. 1 and fig. 4, which comprises a cylindrical aeration tank 1 and a swivel 2 arranged at the bottom of the aeration tank 1, wherein the swivel 2 rotates under the action of a rotation driving device, a diversion bin 5 is arranged in the middle of the swivel 2, a plurality of aeration pipes 4 are arranged between the swivel 2 and the diversion bin 5 in the radial direction, the inner ends of the aeration pipes 4 are communicated with the diversion bin 5, and the diversion bin 5 is connected with an air supply pipe 10 through a rotary joint 6.
The rotating ring 2 is arranged in an annular rotating bin 13, an annular groove 13-1 is formed in the upper portion of the rotating bin 13, the width of the rotating ring 2 is larger than that of the annular groove 13-1 and is limited in the rotating bin 13, and the outer end of the aeration pipe 4 is connected with the top of the rotating ring 2 through a connecting column 3; the rotary driving device comprises a plurality of first speed reducing motors 12 and a rotary driving assembly arranged on an output shaft of the first speed reducing motors, a mounting plate 14 is vertically and fixedly arranged on the outer side of the top of the rotary bin 13, the first speed reducing motors 12 are arranged on the mounting plate 14, a plurality of abdicating grooves 13-2 are formed in the outer side of the rotary bin 13, and the rotary driving assembly penetrates through the abdicating grooves 13-2 and then is matched with the outer side wall of the rotary ring 2. A plurality of first speed reduction motors 12 are uniformly arranged around the rotary bin 13 in an annular mode.
A plurality of guide grooves I1-1 are vertically and annularly and uniformly formed in the side wall of the aeration tank 1, a guide block I15 matched with the guide grooves I1-1 is fixedly arranged at the bottom of the rotating bin 13, a rope I16 is tied on the guide block I15, and the other end of the rope I16 is connected with a lifting device arranged at the tank edge of the aeration tank 1, wherein in the embodiment, the lifting device is a speed reducing motor II 17 and a plurality of speed reducing motors II 17. Through the arrangement of the first guide block 15 and the first guide groove 1-1, the rotary bin 13 vertically moves up and down to prevent rotation.
Swivel 2 realizes rotatoryly in rotatory storehouse 13 under the effect of rotation driving device to drive all aeration pipes 4 and rotate, under 16 effects of rope, rotatory storehouse 13 can go up and down, thereby drive swivel 2 and aeration pipe 4 and go up and down, in the aeration, rotatory aeration pipe can stir sewage, make the aeration effect better, can realize the omnidirectional stirring aeration in the aeration tank, guarantee the sufficient oxygen content in aeration tank upper portion, reduce the difference of aeration degree about the aeration tank, the aeration effect has been improved greatly.
As shown in fig. 2, the aeration pipes 4 are generally made of rubber, for medium and large aeration tanks 1 in sewage treatment plants, because the area of the aeration tank 1 is large, the length of the aeration pipes 4 in the aeration tank 1 is long, and the aeration pipes are easy to bend, and the mode of setting a rotating shaft in the middle of the tank body to drive the aeration pipes 4 to rotate cannot be realized practically, and the aeration pipes 4 can deform greatly. As an implementation mode, the rotary driving assembly comprises a roller and a friction layer arranged between the roller and the rotating ring 2, and the friction layer is fixedly arranged on the roller surface of the roller and/or the outer side surface of the rotating ring 2; the first speed reducing motor 12 is hinged to the mounting plate 14, and a spring is arranged between the first speed reducing motor 12 and the mounting plate 14, so that the roller is pressed on the rotating ring 2, and the rotating ring 2 is driven to slowly rotate by friction. As another embodiment, the rotary driving assembly includes a driving gear 11 and a first gear tooth 2-1 uniformly fixed on the outer side surface of the rotary ring 2 and adapted to the driving gear, wherein a second gear tooth 11-1 or the first gear tooth 2-1 of the driving gear 11 is made of rubber or silica gel, so as to prevent the first gear motor 12 from slipping due to overload, and when the rotation speed of the first gear tooth 2-1 is less than the rotation speed of the second gear tooth 11-1, the gear tooth made of soft material is deformed and slipped, thereby preventing the first gear motor 12 from being damaged.
As further optimization, a fixing plate 8 is horizontally arranged on the side wall of the aeration tank 1, a through hole is formed in the fixing plate 8, and a plurality of guide grooves II 8-1 are vertically and annularly and uniformly arranged on the side wall of the through hole; the rotary joint 6 is connected with a conveying hard pipe 7, the conveying hard pipe 7 is connected with a conveying hose 9, the conveying hose 9 is connected with the air supply pipe 10, and a plurality of guide blocks 7-1 matched with the guide grooves 8-1 are vertically and annularly and uniformly arranged on the side wall of the conveying hard pipe 7. The rotary joint 6 and the conveying hard pipe 7 are arranged, and the guide device is arranged between the conveying hard pipe 7 and the fixing plate 8, so that the conveying air is not influenced by the rotation and the lifting of the aeration pipe 4.
As shown in fig. 3, for further optimization, an upright column 19 is fixedly arranged at the bottom of the aeration tank 1 corresponding to the position of the diversion bin 5, a abdicating hole 19-1 communicated with the aeration tank 1 is vertically arranged in the upright column 19, a plurality of guide grooves three 19-2 are uniformly and vertically arranged on the side wall of the abdicating hole 19-1 in an annular manner, a support column 20 is fixedly arranged at the bottom of the diversion bin 5, the lower part of the support column 20 is positioned in the abdicating hole 19-1, a rotary groove 20-1 is arranged at the lower part of the support column 20, a sleeve 22 is sleeved on the rotary groove 20-1, the sleeve 22 is rotatably clamped in the rotary groove 20-1, and a plurality of guide blocks three 23 matched with the guide grooves three 19-2 are uniformly and annularly arranged on the side wall of the sleeve 22; a second rope 24 is tied on the third guide block 23, and the other end of the second rope 24 is tied on the first guide block 15 after bypassing a first guide wheel 25 arranged in the middle of the bottom of the aeration tank 1 and a second guide wheel 26 arranged at the edge of the bottom of the tank. Through the arrangement of the supporting column 20, the second rope 24, the first guide wheel 25 and the second guide wheel 26, the flow distribution bin 5 and the rotating bin 13 are synchronously lifted, so that the aeration pipe 4 is always in a horizontal state between the two. The flow distribution bin 5 is fixedly arranged on a connecting plate 27 which is fixedly arranged at the top end of the supporting column 20 and is coaxial with the cylindrical flow distribution bin 5, and the horizontal deviation of the flow distribution bin 5 along with the deformation of the aeration pipe 4 can be avoided by arranging the supporting column 20.
As a further optimization, the bottom end of the supporting column 20 is provided with the drill bit part 21, and the drill bit part 21 is arranged at the bottom of the supporting column 20, so that the situation that the supporting column descends due to sludge deposited in the yielding hole 19-1 is prevented. And the first guide wheel 25 and the second guide wheel 26 are provided with anti-falling devices for preventing the second rope 24 from falling off. As further optimization, the upper end and the lower end of the guide groove III 19-2 are in arc transition to the inner wall surface of the abdicating hole 19-1, and impurities are prevented from being accumulated.
As a further optimization, the buoyancy of the rotary ring 2 and the buoyancy of the aeration pipe 4 in the sewage are the same as or close to the gravity, and the buoyancy of the rotary ring 2 and the buoyancy of the aeration pipe 4 are the same as the buoyancy, so that the rotary ring 2 and the aeration pipe 4 can be in a floating state in the sewage, the friction between the rotary ring 2 and the upper surface and the lower surface of the rotary bin 13 is reduced, and the service life is prolonged.
As further optimization, a cross rod can be arranged between the upper part of the supporting column 20 and the connecting column 3 or between the connecting plate 27 and the connecting column 3, and a plurality of vertical stirring rods are arranged on the cross rod, so that the stirring effect on sewage can be further enhanced.
In the invention, the supporting column 20, the conveying hard tube 7, the rotating bin 13 and the mounting plate 14 are all made of anticorrosive metal materials such as stainless steel, the diversion bin 5 and the rotating bin 13 are pulled by the second rope 24 when ascending, the second rope 24 is loosened when descending, and the diversion bin 5 and the rotating bin 13 automatically descend under the action of gravity.
Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art may still make modifications to the technical solutions described in the foregoing embodiments, or may substitute some technical features of the embodiments; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (7)

1. The utility model provides an environmental protection sewage aeration equipment which characterized in that: the device comprises a cylindrical aeration tank (1) and a rotating ring (2) arranged at the bottom of the aeration tank (1), wherein the rotating ring (2) rotates under the action of a rotation driving device, a flow distribution bin (5) is arranged in the middle of the rotating ring (2), a plurality of aeration pipes (4) are arranged between the rotating ring (2) and the flow distribution bin (5), and the flow distribution bin (5) is connected with an air supply pipe (10) through a rotary joint (6);
the rotating ring (2) is arranged in an annular rotating bin (13), an annular groove (13-1) is formed in the upper part of the rotating bin (13), and the outer end of the aeration pipe (4) is connected with the top of the rotating ring (2) through a connecting column (3); the rotary driving device comprises a first gear motor (12) and a rotary driving assembly arranged on an output shaft of the first gear motor, a mounting plate (14) is vertically and fixedly arranged on the outer side of the top of the rotary bin (13), the first gear motor (12) is arranged on the mounting plate (14), a plurality of abdicating grooves (13-2) are formed in the outer side of the rotary bin (13), and the rotary driving assembly penetrates through the abdicating grooves (13-2) and then is matched with the outer side wall of the rotary ring (2);
a plurality of first guide grooves (1-1) are uniformly and vertically formed in the side wall of the aeration tank (1) in an annular mode, first guide blocks (15) matched with the first guide grooves (1-1) are fixedly arranged at the bottom of the rotating bin (13), first ropes (16) are tied on the first guide blocks (15), and the other ends of the first ropes (16) are connected with lifting devices arranged at the tank edge of the aeration tank (1);
the bottom of the aeration tank (1) is fixedly provided with a vertical column (19) corresponding to the position of the flow dividing bin (5), a abdication hole (19-1) communicated with the aeration tank (1) is vertically arranged in the upright post (19), a plurality of third guide grooves (19-2) are uniformly and vertically arranged on the side wall of the abdicating hole (19-1) in an annular manner, a supporting column (20) is fixedly arranged at the bottom of the flow dividing bin (5), the lower part of the supporting column (20) is positioned in the abdicating hole (19-1), a rotary groove (20-1) is arranged at the lower part of the supporting column (20), a sleeve (22) is sleeved on the rotary groove (20-1), the sleeve (22) is rotatably clamped in the rotating groove (20-1), and a plurality of third guide blocks (23) matched with the third guide grooves (19-2) are annularly and uniformly arranged on the side wall of the sleeve (22);
a second rope (24) is tied on the third guide block (23), and the other end of the second rope (24) is tied on the first guide block (15) after bypassing a first guide wheel (25) arranged in the middle of the bottom of the aeration tank (1) and a second guide wheel (26) arranged on the edge of the bottom of the tank.
2. An environmental protection sewage aeration apparatus according to claim 1, wherein: the rotary driving component comprises a roller and a friction layer arranged between the roller and the rotating ring (2), and the friction layer is fixedly arranged on the roller surface of the roller and/or the outer side surface of the rotating ring (2); the first speed reducing motor (12) is hinged to the mounting plate (14), and a spring is arranged between the first speed reducing motor (12) and the mounting plate (14) to enable the roller to be pressed on the rotating ring (2).
3. An environmental protection sewage aeration apparatus according to claim 1, wherein: the rotary driving assembly comprises a driving gear (11) and a first gear tooth (2-1) which is uniformly and fixedly arranged on the outer side surface of the rotating ring (2) and is matched with the outer side surface of the rotating ring, the second gear tooth (11-1) or the first gear tooth (2-1) of the driving gear (11) are made of rubber or silica gel, and the first gear tooth (12) of the speed reducing motor is prevented from being overloaded and slipped.
4. An environmental protection sewage aeration apparatus according to claim 1, wherein: a fixing plate (8) is horizontally arranged on the side wall of the aeration tank (1), a through hole is formed in the fixing plate (8), and a plurality of guide grooves II (8-1) are vertically and annularly uniformly arranged on the through hole side wall; the rotary joint (6) is connected with a conveying hard pipe (7), the conveying hard pipe (7) is connected with a conveying hose (9), the conveying hose (9) is connected with an air supply pipe (10), and a plurality of guide blocks (7-1) matched with the guide grooves (8-1) are vertically and annularly and uniformly arranged on the side wall of the conveying hard pipe (7).
5. An environmental protection sewage aeration apparatus according to claim 1, wherein: the upper end and the lower end of the third guide groove (19-2) are in arc transition to the inner wall surface of the abdicating hole (19-1) to prevent impurities from being accumulated.
6. An environmental protection sewage aeration apparatus according to claim 1, wherein: the bottom end of the supporting column (20) is provided with a drill bit part (21).
7. An environmental protection sewage aeration apparatus according to claim 1, wherein: the buoyancy of the rotary ring (2) and the aeration pipe (4) in the sewage is the same as or close to that of the gravity.
CN202210266498.0A 2022-03-18 2022-03-18 Environment-friendly sewage aeration device Active CN114349189B (en)

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Application Number Priority Date Filing Date Title
CN202210266498.0A CN114349189B (en) 2022-03-18 2022-03-18 Environment-friendly sewage aeration device

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Application Number Priority Date Filing Date Title
CN202210266498.0A CN114349189B (en) 2022-03-18 2022-03-18 Environment-friendly sewage aeration device

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CN114349189B true CN114349189B (en) 2022-06-07

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115677066B (en) * 2022-12-30 2023-05-02 河北化工医药职业技术学院 Aeration device for sewage treatment

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2850119C2 (en) * 1978-11-18 1984-10-04 Wilhelm Roediger GmbH + Co Haustechnik, 6450 Hanau Device for lifting an aeration unit for liquids
CN108298676A (en) * 2018-03-30 2018-07-20 晋江万智进出口贸易有限公司 A kind of energy-saving aerating system that the sphere of action with speed-regulating function is wide
CN110436617A (en) * 2019-09-12 2019-11-12 江苏科闻环保科技有限公司 A kind of Liftable type aeration tank
CN211946430U (en) * 2019-12-24 2020-11-17 连云港振源环保科技有限公司 Aeration equipment for sewage treatment
CN214192711U (en) * 2020-12-07 2021-09-14 广东工业大学 Aeration device for biochemical sewage treatment tank
CN214571064U (en) * 2021-01-23 2021-11-02 山东泉水环保科技有限公司 Aeration device for sewage treatment in paper industry

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