CN211712724U - Novel efflux aeration equipment at sewage terminal - Google Patents
Novel efflux aeration equipment at sewage terminal Download PDFInfo
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- CN211712724U CN211712724U CN201922256603.9U CN201922256603U CN211712724U CN 211712724 U CN211712724 U CN 211712724U CN 201922256603 U CN201922256603 U CN 201922256603U CN 211712724 U CN211712724 U CN 211712724U
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- 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
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- 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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Abstract
The utility model provides a novel efflux aeration equipment at sewage terminal. The novel efflux aeration equipment of sewage terminal includes: the jet aerator comprises a jet aerator main body, a jet water pump and a magnetic suspension fan; the top of the jet aerator main body is provided with a top connecting pipe, and the peripheral side surface of the jet aerator main body is communicated with an injection pipe; the main pipe is communicated with one end of the top connecting pipe. The utility model provides a novel efflux aeration equipment of sewage terminal has through efflux aerator, efflux water pump and magnetic suspension fan complex mode carry out the aeration and oxygenate, it is efficient to oxygenate, the energy consumption is low, the suitability is strong, because do not need to be covered with the pipeline at whole good oxygen bottom of the pool, just can mix fully, can show and save installation time and installation cost, and the aeration pipe is difficult for blockking up, it is reliable to operate steadily, stop still can keep the dissolved oxygen level of cell body certain time to good oxygen pond air feed when the short time, make the device handle the unstable impulsive capability that the upper reaches came water and strengthen greatly.
Description
Technical Field
The utility model relates to a sewage treatment device field especially relates to a novel efflux aeration equipment of sewage terminal.
Background
Sewage treatment: the sewage is purified to reach the water quality requirement of being discharged into a certain water body or being reused. Sewage treatment is widely applied to various fields such as buildings, agriculture, traffic, energy, petrifaction, environmental protection, urban landscape, medical treatment, catering and the like, and is increasingly used in daily life of common people.
At present, the aeration modes of an aerobic section of a main biochemical process of a traditional sewage treatment plant mainly comprise microporous aeration, submerged aeration, a surface aerator and the like, and the aeration modes generally have the problems of low oxygenation efficiency, high energy consumption, easy blockage of an aeration pipe and troublesome maintenance and operation.
Therefore, there is a need to provide a new jet aerator for sewage terminals to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a novel efflux aeration equipment at sewage terminal has solved the aerobic section aeration mode ubiquitous aeration pipe of traditional sewage treatment plant biochemical processes and has easily blockked up, maintains the trouble problem of operation.
In order to solve the technical problem, the utility model provides a novel efflux aeration equipment at sewage terminal, include:
the jet aerator comprises a jet aerator main body, a jet water pump and a magnetic suspension fan;
the top of the jet aerator main body is provided with a top connecting pipe, and the peripheral side surface of the jet aerator main body is communicated with an injection pipe;
the main pipe is communicated with one end of the top connecting pipe;
the three-way pipe is communicated with the top end of the main pipe;
the water conveying pipe is communicated with the output end of the jet flow water pump;
the gas pipe is communicated with the output end of the magnetic suspension fan;
and two ends of the three-way pipe are respectively communicated with the water delivery pipe and the gas delivery pipe.
Carry out aeration oxygenation through efflux aerator, jet water pump and magnetic suspension fan complex mode, oxygenate efficiently, the energy consumption is low, and the suitability is strong, need not be covered with the pipeline at whole good oxygen bottom of the pool, just can mix fully, can show and save installation time and installation cost, and the aeration pipe is difficult for blockking up, operates steadily reliably.
Preferably, the input end of the jet flow water pump is communicated with a water inlet pipe.
Preferably, the top intercommunication of top connecting pipe has the swivelling joint head, the swivelling joint head includes cylindrical box, the internal surface fixed connection of cylindrical box has the bearing, the internal surface fixed connection of bearing inner race has the swivel pipe, the top of swivel pipe is run through cylindrical box just extends to the outside of cylindrical box, the top of swivel pipe is provided with the flange.
Preferably, the top and the bottom of the bearing outer ring are both bonded with sealing rings, the inner surfaces of the sealing rings are tightly attached to the surface of the rotating pipe, the bottom end of the rotating pipe is provided with an extension pipe, and the bottom end of the extension pipe penetrates through the cylindrical box and extends into the connecting pipe.
Preferably, a rotating base is arranged at the bottom of the jet aerator main body and comprises a connecting column, the connecting column is fixed at the bottom of the jet aerator main body, a cylindrical groove is formed in the bottom of the connecting column, a rotating cavity is communicated with the top of the inner surface of the cylindrical groove, a circular supporting block is arranged inside the rotating cavity, a connecting shaft is fixedly connected to the bottom of the circular supporting block, and a fixing plate is fixedly connected to the bottom end of the connecting shaft.
Preferably, the top of the circular supporting block is provided with an annular groove, a ball is arranged in the annular groove, and the top of the ball is in contact with the top of the inner surface of the rotating cavity.
Preferably, the end of the injection pipe is obliquely communicated with a connecting pipe.
Compared with the prior art, the utility model provides a novel efflux aeration equipment in sewage terminal has following beneficial effect:
the utility model provides a novel efflux aeration equipment at sewage terminal, through the efflux aerator, efflux water pump and magnetic suspension fan complex mode carry out the aeration and oxygenate, it is efficient to oxygenate, the energy consumption is low, the suitability is strong, because do not need to be covered with the pipeline at whole good oxygen bottom of the pool, just can mix fully, can show and save installation time and installation cost, and the aeration pipe is difficult for blockking up, it is steady reliable to operate, stop still can keep the dissolved oxygen level of cell body certain time to good oxygen pond air feed when the short time, make the device handle the unstable impulsive capability that the upper reaches came water and strengthen greatly, it is significant to device low reaches reuse of reclaimed water.
Drawings
FIG. 1 is a schematic structural view of a first embodiment of a novel jet aeration device of a sewage terminal provided by the utility model;
FIG. 2 is a schematic structural view of a second embodiment of the novel jet aeration device of the sewage terminal provided by the utility model;
FIG. 3 is a bottom view of the jet aerator body shown in FIG. 2;
FIG. 4 is an enlarged view of portion A of FIG. 2;
FIG. 5 is an enlarged view of the portion B shown in FIG. 2;
fig. 6 is a top view of the circular support block shown in fig. 2.
Reference numbers in the figures: 1. jet aerator main part, 2, jet pump, 3, magnetic suspension fan, 4, top connecting pipe, 5, ejector pipe, 6, the person in charge, 7, the three-way pipe, 8, raceway, 9, the gas-supply pipe, 10, the connecting pipe, 11, rotating base, 111, the spliced pole, 112, the cylindrical groove, 113, rotate the chamber, 114, circular supporting shoe, 115, the connecting axle, 116, the fixed plate, 117, the annular groove, 118, the ball, 12, swivelling joint head, 121, the cylindricality box, 122, the bearing, 123, the swivel pipe, 124, the sealing washer, 125, the extension pipe.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Please refer to fig. 1, wherein fig. 1 is a schematic structural diagram of a first embodiment of the novel jet aeration apparatus for a sewage terminal according to the present invention. Novel efflux aeration equipment in sewage terminal includes:
the jet aerator comprises a jet aerator main body 1, a jet water pump 2 and a magnetic suspension fan 3;
the top of the jet aerator main body 1 is provided with a top connecting pipe 4, and the peripheral side surface of the jet aerator main body is communicated with an injection pipe 5;
the main pipe 6 is communicated with one end of the top connecting pipe 5;
the three-way pipe 7 is communicated with the top end of the main pipe 6;
the water conveying pipe 8, the water conveying pipe 8 is communicated with the output end of the jet flow water pump 2;
the gas pipe 9, the said gas pipe 9 connects to the output end of the said magnetic levitation blower 3;
two ends of the three-way pipe 7 are respectively communicated with the water delivery pipe 8 and the gas delivery pipe 9.
The input end of the jet water pump 2 is communicated with a water inlet pipe.
The water inlet pipe is connected with an external water source, and the number of the injection pipes 5 is multiple.
The oxygenation and mixing of the jet aerator can be controlled independently, the amount of air can be adjusted according to the demand of dissolved oxygen, the mixing is realized through the circulation of jet water, the manual control and the DO instrument automatic control are combined, the air supply can be reduced at low load, so that the energy consumption is effectively reduced on the premise that the system meets the load, and the mixing state can be maintained when the air supply is stopped, so that the jet aerator is very suitable for the adopted anoxic/aerobic alternate circulation biochemical treatment system.
Examples of the applications
For the field of fine chemical industry in the coal chemical industry, the treated sewage is divided into gasification grey water, methanol washing and refined alcohol raffinate, conversion separation tank wastewater, styrene wastewater, torch water, loading station ground washing water, circulating water sewage and a small amount of domestic sewage, an accident pool and an initial rainwater pool are matched for coping with load impact, the COD content of the effluent of an adjusting pool is about 500mg/L after tempering, the ammonia nitrogen content is about 100mg/L, the pH range is 7-9, the temperature is 30-40 ℃, the design treated water quantity Q of the sewage treatment is 350m3/h, the production process is a grating/water collecting well, an adjusting pool, an air floatation pool, two sections of A/O biochemical treatment, coagulating sedimentation and a V-shaped filter pool, the effluent of the V-shaped filter pool enters a water recycling system, wherein the biochemical system is divided into two groups to run in parallel, and the effective volume V of the total biochemical pool is 69.7.24, 7.1, 11876.88(m3), the effective volume of each group of biochemical pools is 5938.44(m3), HRT (V/Q) is 33.93h, a magnetic suspension fan is provided with a load of 58m3/min (3480m3/h), one fan is provided with two fans, dissolved oxygen DO (1 m underwater) in the two biochemical pools can be controlled to be 1.5-2mg/L at the same time according to COD (500 mg/L) and ammonia nitrogen (100 mg /), and one fan can meet production indexes;
the oxygen transfer efficiency E is calculated by the following test, and the saturated concentration of dissolved oxygen in clear water at 30 ℃ and 40 ℃ is found by table lookup: cs (30) ═ 7.6, Cs (40) ═ 6.4.
0.3*3480E＝216*Cs(30)/[αβCsb(40)*1.024*10^(40-30)-αC*1.024*10^(40-30)]。
Csb(40)＝Cs(40)*p，
P ═ 10^3 ^ 6/2.026 ^ 10^5+ Ot ^ 100/42 (depth is calculated according to 6 meters)
Ot＝21*(1-E)/(100-21E)。
Wherein the liquid phase mass transfer correction coefficient of the alpha wastewater is 0.8,
the correction coefficient of the Cs in the beta waste water is 0.9,
c is the actual oxygen concentration, and 2mg/L is taken;
the average oxygen concentration of the mixed liquid in the Csb aeration tank,
ot oxygen leaves the aeration generation zone to a percentage of the liquid surface.
The equation is simplified to 176.2E 2-750.2E +157 equal to 0.
E-711.1 or E-0.23 by the dada theorem, E-0.23 because E is always < 1, and the oxygen transfer efficiency is 23%.
And the general microporous aeration method E is about 10 percent, and 23 percent is more than 10 percent, so the oxygen transfer rate of the aeration mode is obviously higher than that of the common microporous aeration method.
The utility model provides a novel efflux aeration equipment of sewage terminal's theory of operation as follows:
the jet water pump 2 conveys liquid to the main pipe through a water conveying pipe 8, meanwhile, the magnetic suspension fan 3 conveys air to the main pipe through a gas conveying pipe 9, at the moment, high-speed liquid is mixed with airflow and enters a mixing chamber in the jet aerator main body 1 through a top connecting pipe, the air is cut into tiny bubbles to form an oxygen-enriched gas-liquid mixture, and gas-liquid interlaced turbulence is horizontally ejected through an outer nozzle;
the gas-liquid mixture has the energy of horizontal and vertical direction simultaneously, produces intensive mixture in the pond to carry the liquid of wrapping up on every side and flow forward, under the dual function of horizontal direction power and vertical direction gaseous floating power, form holistic mixture and circulation.
Compared with the prior art, the utility model provides a novel efflux aeration equipment in sewage terminal has following beneficial effect:
through the jet aerator, the aeration is oxygenated to jet water pump 2 and 3 complex modes of magnetic suspension fan, it is efficient to oxygenate, the energy consumption is low, the suitability is strong, because need not be covered with the pipeline at whole good oxygen bottom of the pool, just can mix fully, can show and save installation time and installation cost, and the aeration pipe is difficult for blockking up, it is reliable to operate steadily, stop still can keep the dissolved oxygen level of cell body certain time to good oxygen pond air feed when the short time, make the device deal with the unstable impact ability of the upstream incoming water and strengthen greatly, it is significant to device low reaches normal water retrieval and utilization.
Second embodiment
Referring to fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6, based on the novel jet aeration apparatus of the sewage terminal provided in the first embodiment of the present application, a second embodiment of the present application provides another novel jet aeration apparatus of the sewage terminal. The second embodiment is only the preferred mode of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.
Specifically, the novel efflux aeration equipment in sewage terminal that the second embodiment of this application provided's difference lies in, the novel efflux aeration equipment in sewage terminal, the top intercommunication of top connecting pipe 4 has swivelling joint head 12, swivelling joint head 12 includes cylindrical box 121, the internal surface fixedly connected with bearing 122 of cylindrical box 121, the internal surface fixedly connected with swivel pipe 123 of bearing 122 inner circle, the top of swivel pipe 123 is run through cylindrical box 121 and extend to the outside of cylindrical box 121, the top of swivel pipe 123 is provided with the flange.
The top and the bottom of cylindricality box 121 all are provided with the circular port, and cylindricality box 121 passes through the circular port cover of bottom on the top on top connecting pipe 4 surfaces, and contact surface fixed connection, and fixed mode is welding or bonds, and cylindricality box 121 is run through the circular port of upside on rotatory pipe 123 surface, and is clearance fit with the circular port, is responsible for the flange joint at 6 and the top of rotatory pipe 123.
Sealing rings 124 are bonded to the top and the bottom of the outer ring of the bearing 122, the inner surfaces of the sealing rings 124 are tightly attached to the surface of the rotating pipe 123, an extending pipe 125 is arranged at the bottom end of the rotating pipe 123, and the bottom end of the extending pipe 125 penetrates through the cylindrical box 121 and extends into the connecting pipe 4.
The sealing ring 124 is made of silica gel.
The bottom of the jet aerator main body 1 is provided with a rotating base 11, the rotating base 11 comprises a connecting column 111, the connecting column 111 is fixed at the bottom of the jet aerator main body 1, a cylindrical groove 112 is formed in the bottom of the connecting column 111, the top of the inner surface of the cylindrical groove 112 is communicated with a rotating cavity 113, a circular supporting block 114 is arranged inside the rotating cavity 113, the bottom of the circular supporting block 114 is fixedly connected with a connecting shaft 115, and the bottom end of the connecting shaft 115 is fixedly connected with a fixing plate 116.
The rotation chamber 113 is cylindrical, and the circular support block 114 is rotatable inside the rotation chamber 113.
An annular groove 117 is formed at the top of the circular supporting block 114, a ball 118 is arranged inside the annular groove 117, and the top of the ball 118 is in contact with the top of the inner surface of the rotating cavity 113.
The number of the balls 118 is provided in plural, and the entire jet aerator is supported by the balls 118 and can be rotated more smoothly when it is rotated.
The end of the injection pipe 5 is obliquely communicated with a connecting pipe 10.
An included angle between the jet pipe 5 and the connecting pipe 10 is 135 degrees, namely, an included angle between the extended lines of the connecting pipe 10 and the jet pipe 5 is 45 degrees, when water flow is sprayed out through the jet pipe 5, the water flow reacts with an external water source to generate a reaction force, so that the whole jet aerator rotates;
during the use, fix whole jet aerator in the treatment tank bottom through the fixed plate 116 of bottom, when aeration oxygenation, the mixture of water and gas passes through connecting pipe 10 blowout, makes whole device rotate, through rotatory, makes the gaseous state can be better the diffusion in whole treatment tank, and rotates energy-concerving and environment-protective through the strength of self.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a novel efflux aeration equipment of sewage terminal which characterized in that includes:
the jet aerator comprises a jet aerator main body, a jet water pump and a magnetic suspension fan;
the top of the jet aerator main body is provided with a top connecting pipe, and the peripheral side surface of the jet aerator main body is communicated with an injection pipe;
the main pipe is communicated with one end of the top connecting pipe;
the three-way pipe is communicated with the top end of the main pipe;
the water conveying pipe is communicated with the output end of the jet flow water pump;
the gas pipe is communicated with the output end of the magnetic suspension fan;
and two ends of the three-way pipe are respectively communicated with the water delivery pipe and the gas delivery pipe.
2. The novel jet aeration device of the sewage terminal according to claim 1, characterized in that the input end of the jet pump is communicated with a water inlet pipe.
3. The novel jet aeration device of the sewage terminal according to claim 1, wherein a rotary connector is communicated with the top end of the top connecting pipe, the rotary connector comprises a cylindrical box, a bearing is fixedly connected to the inner surface of the cylindrical box, a rotating pipe is fixedly connected to the inner surface of the inner ring of the bearing, the top end of the rotating pipe penetrates through the cylindrical box and extends to the outside of the cylindrical box, and a flange is arranged at the top end of the rotating pipe.
4. The novel jet aeration device of the sewage termination according to claim 3, wherein the top and the bottom of the bearing outer ring are bonded with sealing rings, the inner surfaces of the sealing rings are tightly attached to the surface of the rotating pipe, the bottom end of the rotating pipe is provided with an extension pipe, and the bottom end of the extension pipe penetrates through the cylindrical box and extends to the inside of the connecting pipe.
5. The novel jet aeration device of the sewage terminal according to claim 1, wherein a rotating base is arranged at the bottom of the jet aerator main body, the rotating base comprises a connecting column, the connecting column is fixed at the bottom of the jet aerator main body, a cylindrical groove is formed at the bottom of the connecting column, a rotating cavity is communicated with the top of the inner surface of the cylindrical groove, a circular supporting block is arranged inside the rotating cavity, a connecting shaft is fixedly connected to the bottom of the circular supporting block, and a fixing plate is fixedly connected to the bottom end of the connecting shaft.
6. The novel jet aeration device of the sewage terminal, according to claim 5, is characterized in that an annular groove is formed at the top of the circular supporting block, a ball is arranged inside the annular groove, and the top of the ball is in contact with the top of the inner surface of the rotating cavity.
7. The novel jet aeration device at the sewage termination according to claim 1, characterized in that the end of the injection pipe is obliquely communicated with a connecting pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922256603.9U CN211712724U (en) | 2019-12-16 | 2019-12-16 | Novel efflux aeration equipment at sewage terminal |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922256603.9U CN211712724U (en) | 2019-12-16 | 2019-12-16 | Novel efflux aeration equipment at sewage terminal |
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| CN211712724U true CN211712724U (en) | 2020-10-20 |
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| CN201922256603.9U Active CN211712724U (en) | 2019-12-16 | 2019-12-16 | Novel efflux aeration equipment at sewage terminal |
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