CN113860529B - Municipal works environment-friendly waste water multi-stage treatment device - Google Patents
Municipal works environment-friendly waste water multi-stage treatment device Download PDFInfo
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- CN113860529B CN113860529B CN202111372082.9A CN202111372082A CN113860529B CN 113860529 B CN113860529 B CN 113860529B CN 202111372082 A CN202111372082 A CN 202111372082A CN 113860529 B CN113860529 B CN 113860529B
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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
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/74—Treatment of water, waste water, or sewage by oxidation with air
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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
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
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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
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
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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
- 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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Abstract
The invention relates to the technical field of wastewater treatment, in particular to an environment-friendly wastewater multistage treatment device for municipal engineering, which comprises an annular tank, wherein the bottom end of the annular inner side wall of the annular tank is connected with a plurality of grooved wheels in an annular equal-angle rotating manner, an aeration mechanism is connected among the grooved wheels in a rotating manner, the aeration mechanism comprises an annular pipe, and a first connecting pipe is fixedly connected between two sides of the annular inner side wall of the annular pipe. According to the invention, through the arrangement of the aeration pipe, the air hole and the sealing plate, an external air pump supplies air into the aeration pipe through the air inlet pipe, the air pushes the sealing plate open, the sealing plate is ejected from the air hole and drives the aeration pipe to rotate towards the other side, so that the aeration mechanism rotates and drives the sewage in the annular tank to rotate, after the aeration is stopped, the aeration pipe loses power, the water body rotates to push the sealing plate, the sealing plate is enabled to seal the air hole again, the sewage is prevented from entering the aeration pipe through the air hole, the air hole is prevented from being blocked, and the service life and the maintenance period of the aeration pipe are prolonged.
Description
Technical Field
The invention relates to the technical field of wastewater treatment, in particular to an environment-friendly wastewater multistage treatment device for municipal engineering.
Background
Except that the municipal sewage contains a large amount of organic matters, germs and viruses, the aeration is an indispensable step in the municipal sewage multi-stage treatment process, the sewage in the tank is contacted with the air to be oxygenated by forcibly introducing the air into the sewage, the liquid is stirred, the transfer of oxygen in the air into the liquid is accelerated, the contact of the organic matters in the tank with the microorganisms and dissolved oxygen is strengthened, the organic matters in the sewage are subjected to oxidative decomposition, and the COD value of the water body is reduced.
The air pipe of the conventional aeration equipment is positioned in water, when the aeration is stopped, sewage easily enters the air pipe, impurities in water precipitate in the air pipe to easily block the pipe hole, and scum and oil stain on the water surface are excessively dispersed, so that the efficiency is lower when the scum and the oil stain are cleaned.
Disclosure of Invention
In order to overcome the technical problems, the invention aims to provide an environment-friendly wastewater multi-stage treatment device for municipal engineering, through the arrangement of aeration pipes, air holes and sealing plates, an external air pump supplies air into the aeration pipes through an air inlet pipe, the air pushes the sealing plates to be sprayed out of the air holes and drives the aeration pipes to rotate towards the other side, so that an aeration mechanism rotates, the aeration mechanism rotates to drive sewage in an annular tank to rotate, scum oil stains on the water surface are collected at the periphery of the water surface, silt is collected at the middle position of the bottom of the annular tank, the scum and the silt are conveniently and subsequently removed, after the aeration is stopped, the aeration pipes lose power, the water body rotates to push the sealing plates, so that the sealing plates close the air holes again, the sewage is prevented from entering the aeration pipes through the air holes, the blockage of the air holes is avoided, the service life and the maintenance period of the aeration pipes are prolonged, the scum is collected at the periphery of the water surface through the rotation of the water body, the clean mechanism of cooperation, convenient direct suction to levitate greasy dirt and dross to reduce the content of the water in the mixture of extraction, improve the clearance efficiency of dross and greasy dirt.
The purpose of the invention can be realized by the following technical scheme:
an environment-friendly wastewater multistage treatment device for municipal engineering comprises an annular tank, wherein the bottom end of the annular inner side wall of the annular tank is connected with a plurality of grooved wheels in an annular equal-angle rotation manner, an aeration mechanism is connected between the grooved wheels in a rotation manner, the aeration mechanism comprises an annular pipe, a first connecting pipe is fixedly connected between two sides of the annular inner side wall of the annular pipe, a second connecting pipe is fixedly communicated with the middle position of the outer side wall of the first connecting pipe, two ends of the first connecting pipe are communicated with the inner cavity of the annular pipe, a plurality of aeration pipes are fixedly connected with the annular outer side wall of the annular pipe in an equal-angle manner, one ends of the aeration pipes are communicated with the inner cavity of the annular pipe, the other ends of the aeration pipes are fixedly connected with an outer ring, the outer ring is connected with the grooved wheels in a sliding manner, the other ends of the aeration pipes are mutually connected through the outer ring, and the grooved wheels support the aeration mechanism through the outer ring, the aeration mechanism is convenient to rotate, a plurality of air holes are formed in one side of the outer side wall of each aeration pipe at equal intervals, sealing plates for sealing the air holes are rotatably connected between two ends of the outer side wall of each aeration pipe, an air inlet pipe is fixedly connected to one side of the inner side wall of the annular tank, the bottom end of the air inlet pipe extends to the middle position of the annular tank and is rotatably sleeved with the connecting pipe II, a bridge is fixedly connected between two sides of the top end of the annular tank, a cleaning mechanism is fixedly connected to one end of the bottom surface of the bridge, an output mechanism is fixedly connected to the middle position of the bottom surface of the bridge, the outer side wall of the annular tank is fixedly communicated with an water inlet pipe, an external air pump is used for ventilating the aeration mechanism through the air inlet pipe, air flows from the air inlet pipe through the connecting pipe II into the connecting pipe and enters the aeration pipe through the annular pipe from the connecting pipe I, the air pushes the sealing plates open, and is sprayed out from the air holes which are all located on one side of the aeration pipe, make gas drive the aeration pipe when the blowout and rotate, thereby make aeration mechanism rotate, aeration mechanism rotates the sewage that drives annular groove incasement and rotates, sewage rotates and makes the dross collect in the surface of water periphery under the drive of rivers, silt in the sewage sinks under the action of gravity, at last along with the rivers rotation and to middle gathering bottom the water, absorb the discharge through cleaning mechanism to surface of water outlying dross, output mechanism takes out the clear liquid of water upper central point position and sends into next-level processing, after stopping the aeration, the rotatory promotion shrouding of water, make the shrouding paste with the aeration pipe again, and then seal the gas pocket, thereby avoid in sewage gets into the aeration pipe, realize stopping the closure to the gas pocket after the aeration.
Further, the method comprises the following steps: the shrouding includes the tailboard, the top surface both ends of tailboard have all linked firmly the linking arm, the one end of linking arm rotates with the lateral wall of aeration pipe to be connected, the tailboard top surface corresponds a plurality of gas pocket positions and has all linked firmly the fixed plate, a lateral wall of fixed plate has linked firmly the plug, the one end of plug passes and corresponds the gas pocket and extends to inside the aeration pipe, stops to the intraductal back of ventilating of aeration, and rotatory rivers promote the shrouding through strikeing the tailboard and deflect to make in the plug reinserts the gas pocket, realize the closure to the gas pocket.
The method is further characterized in that: the stopper post includes iron core and the seal cover of parcel outside the iron core, the annular inside wall bottom of aeration pipe has linked firmly the base, the base bottom has linked firmly the magnetic ring, the magnetic ring adsorbs with the one end of stopper post and cup joints, thereby through the magnetic ring to the absorption restriction shrouding of stopper post one end iron core, makes things convenient for the shrouding to the sealing of gas pocket, and the magnetic ring descends along with the distance change by a wide margin to the appeal of stopper post after the gas pocket is opened in the shrouding outwards deflecting, and the shrouding floats when making things convenient for the aeration pipe to remove.
Further, the method comprises the following steps: conveying screw rod one is installed to the bottom of annular groove case, conveying screw rod two is installed to the one end of conveying screw rod one, and the one end of conveying screw rod two is located the upside of annular groove case, and the silt deposit of annular groove bottom of the case end is outwards carried the discharge through conveying screw rod one and conveying screw rod two, avoids deposit and impurity to pile up.
The method is further characterized in that: the cleaning mechanism comprises a first sleeve, a first telescopic rod is fixedly connected between the top end of the first sleeve and the bottom surface of the bridge, a shell is arranged on the outer side of the bottom end of the first sleeve, a plurality of partition plates are fixedly connected between the inner side wall of the shell and the outer side wall of the bottom end of the first sleeve at equal angles in an annular mode, the outer side wall of the bottom of the shell is fixedly connected with a first floating block, a cavity is arranged in the middle of the inner bottom surface of the shell, the top end position of the cavity is higher than the top end position of the shell, the outer side wall of the top end of the first sleeve is communicated with an extraction pipe, the first sleeve and the shell float on the water surface through the first floating block and the cavity, and the shell is positioned below the water surface, thereby make opening between shell spare and the sleeve be located the surface of water below and just to the surface of water to convenient direct suction to levitate greasy dirt and dross reduces the content of the water in the mixture of extraction, improves the clearance efficiency of dross and greasy dirt.
Further, the method comprises the following steps: output mechanism includes sleeve two, telescopic link two has been linked firmly between the top of sleeve two and the crane span structure bottom surface, the bottom of sleeve two is provided with kicking block two, the filter screen has been linked firmly between sleeve two and the kicking block two, the top lateral wall intercommunication of sleeve two has the drinking-water pipe, makes sleeve two float through kicking block two to make the bottom of sleeve two be located the surface of water below, discharge through the supernatant of drinking-water pipe and two pairs of water intermediate positions of sleeve, avoid impurity and suspended solid to get into through the filter screen.
Further, the method comprises the following steps: the top lateral wall intercommunication of intake pipe has the siphon, the one end of siphon extends to the outside of sleeve two, the one end lateral wall and the outer lateral wall of sleeve of siphon link firmly, and the one end of siphon installs and filters the suction head for external air pump is when carrying out the air feed to the aeration pipe through the intake pipe, utilizes siphon principle to pass through siphon suction part liquid, and along with the together blowout gas pocket of gas, increases the thrust to the aeration pipe, can carry out abundant aeration to inspiratory liquid simultaneously, increases aeration efficiency.
Further, the method comprises the following steps: the intermediate position of siphon installs the check valve, avoids the air pump at the time of starting to push up the shrouding to the intraductal pressure boost of aeration, and gas overflows from the siphon.
The invention has the beneficial effects that:
1. through the setting of the aeration pipe, the air hole and the sealing plate, a plurality of aeration pipes are fixedly connected at equal angles on the annular outer side wall of the annular pipe, a plurality of air holes are arranged on one side of the outer side wall of each aeration pipe at equal intervals, the sealing plates for sealing the air holes are rotatably connected between the two ends of the outer side wall of each aeration pipe, an external air pump supplies air to the aeration mechanism through an air inlet pipe, air flow enters the first connecting pipe through the second connecting pipe from the air inlet pipe and enters the aeration pipe through the first connecting pipe through the annular pipe fitting, the air pushes the sealing plates to be sprayed out from the air holes, the air drives the aeration pipes to rotate towards the other side when being sprayed out, so that the aeration mechanism rotates, the aeration mechanism rotates to drive sewage in the annular tank to rotate, after aeration is stopped, the aeration pipes lose power, the water body rotates to push the sealing plates, the sealing plates are attached to the aeration pipes again, and the rotating water flow pushes the sealing plates to deflect through the impact tail plates, therefore, the plug is inserted into the air hole again, the air hole is sealed, and sewage is prevented from entering the aeration pipe through the air hole, so that the air hole is prevented from being blocked, and the service life and the maintenance period of the aeration pipe are prolonged;
2. through the arrangement of the cleaning mechanism and the output mechanism, after the sewage rotates, scum is collected on the periphery of the water surface under the drive of water flow, and silt is collected towards the middle of the bottom, so that the upper central position of the water body is clearest, the silt sediment at the bottom end of the annular tank is conveyed and discharged outwards by the first conveying screw and the second conveying screw, the sediment and impurities are prevented from being accumulated, meanwhile, the sediment is convenient to clean, the scum collected on the periphery of the water surface is sucked and discharged through the cleaning mechanism, the first sleeve and the first shell float on the water surface through the first telescopic rod, the first floating block and the cavity, and the shell is positioned below the water surface, so that an opening between the first shell and the first sleeve is positioned below the water surface and just opposite to the water surface, thereby the floating oil stain and the scum are directly sucked conveniently, the scum is collected on the periphery of the water surface in cooperation with the rotation of the water body, and the content of the water body in the extracted mixture is reduced, the efficiency of removing scum and oil stains is improved, and the output mechanism is arranged in the middle of the bottom surface of the bridge frame, so that the output mechanism can conveniently extract clear liquid in the central position of the upper layer of the water body and send the clear liquid to the next stage of treatment;
3. through the setting of siphon for external air pump utilizes the siphon principle when carrying out the air feed through the intake pipe to the aeration pipe, inhales partial liquid, and along with the together blowout gas pocket of gas, increases the thrust to the aeration pipe, can carry out abundant aeration to inspiratory liquid simultaneously, increases aeration efficiency.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view showing the internal structure of the ring tank of the present invention;
FIG. 3 is a schematic view of the structure of the aeration means in the present invention;
FIG. 4 is a schematic view of the structure of an aeration tube according to the present invention;
FIG. 5 is a schematic cross-sectional view of an aerator pipe according to the present invention;
FIG. 6 is a schematic view of the cleaning mechanism of the present invention;
FIG. 7 is a schematic cross-sectional view of a cleaning mechanism according to the present invention;
FIG. 8 is a schematic view of the output mechanism of the present invention;
fig. 9 is a schematic sectional view of the output mechanism of the present invention.
In the figure: 100. an annular tank; 110. a first conveying screw; 120. a second conveying screw; 130. a bridge frame; 140. a water inlet pipe; 150. a grooved wheel; 200. an aeration mechanism; 210. an annular tube; 220. a first connecting pipe; 221. a second connecting pipe; 230. an aeration pipe; 231. air holes; 232. a base; 233. a magnetic ring; 240. an outer ring; 250. closing the plate; 251. a connecting arm; 252. a tail plate; 253. a fixing plate; 254. a plug; 300. an air inlet pipe; 310. a siphon tube; 311. filtering the suction head; 400. a cleaning mechanism; 410. a first sleeve; 420. a first telescopic rod; 430. a partition plate; 440. a housing member; 450. a first floating block; 451. a cavity; 460. an extraction pipe; 500. an output mechanism; 510. a second sleeve; 520. a second telescopic rod; 530. a second floating block; 540. filtering with a screen; 550. a water pumping pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-9, an environment-friendly wastewater multi-stage treatment device for municipal engineering comprises an annular tank 100, a plurality of sheaves 150 are connected to the bottom end of the annular inner side wall of the annular tank 100 in an annular equal-angle rotation manner, an aeration mechanism 200 is connected between the sheaves 150 in a rotation manner, the aeration mechanism 200 comprises an annular pipe 210, a first connecting pipe 220 is fixedly connected between two sides of the annular inner side wall of the annular pipe 210, a second connecting pipe 221 is fixedly communicated with the middle position of the outer side wall of the first connecting pipe 220, two ends of the first connecting pipe 220 are both communicated with the inner cavity of the annular pipe 210, a plurality of aeration pipes 230 are fixedly connected to the annular outer side wall of the annular pipe 210 in an equal-angle manner, one ends of the aeration pipes 230 are communicated with the inner cavity of the annular pipe 210, outer rings 240 are fixedly connected to the other ends of the aeration pipes 230, the outer rings 240 are connected with the sheaves 150 in a sliding manner, the other ends of the aeration pipes 230 are connected with each other through the outer rings 240, and the sheaves 150 support the aeration mechanism 200 through the outer rings 240, and is convenient for the aeration mechanism 200 to rotate, a plurality of air holes 231 are equidistantly arranged on one side of the outer side wall of the aeration pipe 230, a sealing plate 250 for sealing the air holes 231 is rotatably connected between two ends of the outer side wall of the aeration pipe 230, an air inlet pipe 300 is fixedly connected to one side of the inner side wall of the annular tank 100, the bottom end of the air inlet pipe 300 extends to the middle position of the annular tank 100 and is rotatably sleeved with a second connecting pipe 221, a bridge frame 130 is fixedly connected between two sides of the top end of the annular tank 100, one end of the bottom surface of the bridge frame 130 is fixedly connected with a cleaning mechanism 400, the middle position of the bottom surface of the bridge frame 130 is fixedly connected with an output mechanism 500, the outer side wall of the annular tank 100 is fixedly communicated with an inlet pipe 140, the inlet pipe 140 is obliquely arranged with the annular tank 100, so that the water flowing in from the inlet pipe 140 can push the rotation of the water in the annular tank 100, an external air pump ventilates the aeration mechanism 200 through the air inlet pipe 300, the air flow enters the first connecting pipe 220 through the second connecting pipe 221 from the inlet pipe 300, and enters the aeration pipe 230 through the annular pipe fitting 210 from the first connecting pipe 220, the gas pushes the sealing plate 250 to be sprayed out from the air holes 231, because the air holes 231 are all positioned at one side of the aeration pipe 230, the gas drives the aeration pipe 230 to rotate when being sprayed out, so that the aeration mechanism 200 rotates, the aeration mechanism 200 rotates to drive the sewage in the annular tank 100 to rotate, the sewage rotates to lead the scum to be collected at the periphery of the water surface under the driving of water flow, the silt in the sewage sinks under the action of gravity, finally the scum at the periphery of the water surface is sucked and discharged through the cleaning mechanism 400, the output mechanism 500 pumps out the clear liquid at the central position of the upper layer of the water body and sends the clear liquid to the next stage for treatment, after the aeration is stopped, the water body rotates to push the sealing plate 250 to be attached to the aeration pipe 230 again, and further the air holes 231 are sealed, so as to prevent the sewage from entering the aeration pipe 230, the closure of the air hole 231 after the aeration is stopped is realized.
The first conveying screw 110 is installed at the bottom end of the annular tank 100, the second conveying screw 120 is installed at one end of the first conveying screw 110, one end of the second conveying screw 120 is located on the upper side of the annular tank 100, sediment sediments at the bottom end of the annular tank 100 are conveyed outwards through the first conveying screw 110 and the second conveying screw 120 and are discharged, and sediments and impurities are prevented from being accumulated.
The cleaning mechanism 400 comprises a first sleeve 410, a first telescopic rod 420 is fixedly connected between the top end of the first sleeve 410 and the bottom surface of the bridge 130, a shell 440 is arranged on the outer side of the bottom end of the first sleeve 410, a plurality of partition plates 430 are fixedly connected between the inner side wall of the shell 440 and the outer side wall of the bottom end of the first sleeve 410 at equal angles in an annular manner, a first floating block 450 is fixedly connected with the outer side wall of the bottom of the shell 440, a cavity 451 is arranged in the middle of the inner bottom surface of the shell 440, the top end of the cavity 451 is higher than the top end of the shell 440, the outer side wall of the top end of the first sleeve 410 is communicated with an extraction pipe 460, the first sleeve 410 and the shell 440 float on the water surface through the first floating block 450 and the cavity 451, the shell 440 is located below the water surface, so that an opening between the shell 440 and the first sleeve 410 is located below the water surface and directly opposite to the water surface, thereby facilitating direct suction of floating oil stains and scum and reducing the content of the extracted mixture, the efficiency of removing dross and greasy dirt is improved.
The top lateral wall intercommunication of intake pipe 300 has siphon 310, the one end of siphon 310 extends to the outside of the second 510 of sleeve, the one end lateral wall and the second 510 lateral wall of sleeve of siphon 310 link firmly, and filter suction head 311 is installed to the one end of siphon 310, make things convenient for the one end of siphon 310 to float in the surface of water along with the second 510 of sleeve, make external air pump when carrying out the air feed to aeration pipe 230 through intake pipe 300, utilize siphon principle to pass through siphon 310 and inhale partial liquid, and along with the together blowout gas pocket 231 of gas, increase the thrust to aeration pipe 230, can fully aerate inhaled liquid simultaneously, increase aeration efficiency.
A check valve is installed at the middle position of the siphon tube 310 to prevent the air from overflowing from the siphon tube 310 when the air pump starts to pressurize the aeration tube 230 and pushes the sealing plate 250.
The working principle is as follows: when the device is used, sewage is supplied into the annular tank 100 through the water inlet pipe 140, air is introduced into the aeration mechanism 200 through the air inlet pipe 300 by an external air pump, air flow enters the first connecting pipe 220 from the air inlet pipe 300 through the second connecting pipe 221, and enters the aeration pipe 230 from the first connecting pipe 220 through the annular pipe fitting 210, the plug 254 is extruded by air pressure, so that the plug 254 is separated from the magnetic ring 233 and slides outwards, the plug 254 is further withdrawn out of the air hole 231, the air pushes the sealing plate 250 open and is sprayed out from the air hole 231, the air hole 231 is positioned at one side of the aeration pipe 230, so that the aeration pipe 230 is driven to rotate towards the other side when the air is sprayed out, the aeration mechanism 200 is driven to rotate, the sewage in the annular tank 100 is driven to rotate by the aeration mechanism 200, scum is collected at the periphery of the water surface under the drive of water flow, silt in the sewage sinks under the action of gravity, and finally rotates along with the water flow at the bottom of a water body and is collected towards the middle, thereby making the upper center of the water body clearest.
The first conveying screw 110 and the second conveying screw 120 convey and discharge sediment sediments at the bottom end of the annular tank 100 outwards to avoid accumulation of sediments and impurities, and facilitate cleaning of the sediments, scum collected at the periphery of the water surface is sucked and discharged through the cleaning mechanism 400, the first sleeve 410 and the first shell 440 float on the water surface through the first floating block 450 and the cavity 451, and the shell 440 is positioned below the water surface, so that an opening between the first shell 440 and the first sleeve 410 is positioned below the water surface and just opposite to the water surface, floating oil stains and scum are conveniently and directly sucked, the scum is collected at the periphery of the water surface by matching with rotation of the water body, the content of the water body in the extracted mixture is reduced, the scum and oil stain removing efficiency is improved, the output mechanism 500 is arranged at the middle position of the bottom surface of the bridge frame 130, and the output mechanism 500 is convenient to extract clear liquid at the central position of the upper layer of the water body and send the clear liquid to the next stage for treatment, through the siphon 310, when the external air pump supplies air to the aeration pipe 230 through the air inlet pipe 300, partial liquid is sucked by using the siphon principle and is ejected out of the air holes 231 along with the air, so that the thrust on the aeration pipe 230 is increased, the sucked liquid can be fully aerated, and the aeration efficiency is increased.
After stopping the aeration, aeration pipe 230 loses power, and the rotatory shrouding 250 that promotes of water for shrouding 250 pastes with aeration pipe 230 again, and rotatory rivers promote shrouding 250 through strikeing the tailboard 252 and deflect, thereby make in the stopper 254 reinserts the gas pocket 231, realize the closure to gas pocket 231, and magnetic ring 233 adsorbs stopper 254 one end iron core, thereby restricts shrouding 250's deflection, makes things convenient for shrouding 250 to continuously seal gas pocket 231.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is illustrative and explanatory only and is not intended to be exhaustive or to limit the invention to the precise embodiments described, and various modifications, additions, and substitutions may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the claims.
Claims (7)
1. The environment-friendly wastewater multistage treatment device for municipal engineering is characterized by comprising an annular tank (100), wherein the bottom end of the annular inner side wall of the annular tank (100) is connected with a plurality of grooved wheels (150) in an annular equal-angle rotation manner, an aeration mechanism (200) is connected between the grooved wheels (150) in a rotation manner, the aeration mechanism (200) comprises an annular pipe (210), a first connecting pipe (220) is fixedly connected between two sides of the annular inner side wall of the annular pipe (210), a second connecting pipe (221) is fixedly communicated with the middle position of the outer side wall of the first connecting pipe (220), two ends of the first connecting pipe (220) are both communicated with the inner cavity of the annular pipe (210), a plurality of aeration pipes (230) are fixedly connected with the annular outer side wall of the annular pipe (210) in an equal-angle manner, one ends of the aeration pipes (230) are communicated with the inner cavity of the annular pipe (210), and the other ends of the aeration pipes (230) are fixedly connected with an outer ring (240), the outer ring (240) is connected with the grooved wheels (150) in a sliding manner, a plurality of air holes (231) are formed in one side of the outer side wall of the aeration pipe (230) at equal intervals, sealing plates (250) used for sealing the air holes (231) are connected between two ends of the outer side wall of the aeration pipe (230) in a rotating manner, an air inlet pipe (300) is fixedly connected to one side of the inner side wall of the annular tank (100), the bottom end of the air inlet pipe (300) extends to the middle of the annular tank (100) and is rotatably sleeved with a second connecting pipe (221), a bridge frame (130) is fixedly connected between two sides of the top end of the annular tank (100), one end of the bottom surface of the bridge frame (130) is fixedly connected with a cleaning mechanism (400), the middle of the bottom surface of the bridge frame (130) is fixedly connected with an output mechanism (500), and the outer side wall of the annular tank (100) is fixedly communicated with a water inlet pipe (140);
the sealing plate (250) comprises a tail plate (252), connecting arms (251) are fixedly connected to two ends of the top surface of the tail plate (252), one ends of the connecting arms (251) are rotatably connected with the outer side wall of the aeration pipe (230), fixing plates (253) are fixedly connected to positions, corresponding to the plurality of air holes (231), of the top surface of the tail plate (252), a plug column (254) is fixedly connected to one side wall of each fixing plate (253), and one end of each plug column (254) penetrates through the corresponding air hole (231) and extends to the inside of the aeration pipe (230).
2. The municipal engineering environment-friendly wastewater multi-stage treatment device according to claim 1, wherein the plug (254) comprises an iron core and a sealing sleeve wrapped outside the iron core, the bottom end of the annular inner side wall of the aerator pipe (230) is fixedly connected with a base (232), the bottom end of the base (232) is fixedly connected with a magnetic ring (233), and the magnetic ring (233) is in adsorption sleeve connection with one end of the plug (254).
3. The municipal engineering environment-friendly wastewater multi-stage treatment device according to claim 1, wherein a first conveying screw (110) is installed at the bottom end of the annular tank (100), a second conveying screw (120) is installed at one end of the first conveying screw (110), and one end of the second conveying screw (120) is located at the upper side of the annular tank (100).
4. The municipal engineering environment-friendly wastewater multistage treatment device according to claim 1, wherein the cleaning mechanism (400) comprises a first sleeve (410), a first telescopic rod (420) is fixedly connected between the top end of the first sleeve (410) and the bottom surface of the bridge (130), a first shell (440) is arranged on the outer side of the bottom end of the first sleeve (410), a plurality of partition plates (430) are fixedly connected between the inner side wall of the first shell (440) and the outer side wall of the bottom end of the first sleeve (410) in an annular equiangular manner, a first floating block (450) is fixedly connected to the outer side wall of the bottom end of the shell (440), a cavity (451) is arranged in the middle position of the inner bottom surface of the shell (440), the top end of the cavity (451) is higher than the top end of the shell (440), and an extraction pipe (460) is communicated with the outer side wall of the top end of the first sleeve (410).
5. The municipal engineering environment-friendly wastewater multi-stage treatment device according to claim 1, wherein the output mechanism (500) comprises a second sleeve (510), a second expansion link (520) is fixedly connected between the top end of the second sleeve (510) and the bottom surface of the bridge (130), a second floating block (530) is arranged at the bottom end of the second sleeve (510), a filter screen (540) is fixedly connected between the second sleeve (510) and the second floating block (530), and the outer side wall of the top end of the second sleeve (510) is communicated with a water pumping pipe (550).
6. The municipal engineering environment-friendly wastewater multistage treatment device according to claim 5, wherein the top end outer side wall of the air inlet pipe (300) is communicated with a siphon (310), one end of the siphon (310) extends to the outer side of the second sleeve (510), one end outer side wall of the siphon (310) is fixedly connected with the outer side wall of the second sleeve (510), and one end of the siphon (310) is provided with a filtering suction head (311).
7. The municipal engineering environment-friendly wastewater multistage treatment device according to claim 6, wherein a check valve is installed at the middle position of the siphon (310).
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| JP2949572B2 (en) * | 1996-03-29 | 1999-09-13 | 正孝 石橋 | Aeration device |
| JP4502856B2 (en) * | 2005-03-24 | 2010-07-14 | メタウォーター株式会社 | Method for preventing clogging of air diffuser and method for operating air diffuser using this method |
| CN211338953U (en) * | 2019-10-17 | 2020-08-25 | 北京水研环境科技股份有限公司 | Sewage treatment aeration pipe structure based on MBBR technology |
| CN211734126U (en) * | 2020-02-04 | 2020-10-23 | 李秋玲 | Movable wastewater treatment device |
| CN111547942A (en) * | 2020-05-11 | 2020-08-18 | 朱彬苇 | Rotary stacked scum adsorption device applied to sewage treatment |
| CN112759071B (en) * | 2020-12-30 | 2022-02-18 | 武汉飞博乐环保工程有限公司 | Aeration device for sewage rapid biochemical treatment system |
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