CN114873750A - Rural sewage treatment system and application thereof - Google Patents

Rural sewage treatment system and application thereof Download PDF

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Publication number
CN114873750A
CN114873750A CN202210698607.6A CN202210698607A CN114873750A CN 114873750 A CN114873750 A CN 114873750A CN 202210698607 A CN202210698607 A CN 202210698607A CN 114873750 A CN114873750 A CN 114873750A
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pipe
wall
sludge
unit
rod
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CN202210698607.6A
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CN114873750B (en
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不公告发明人
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Harbin Zeneng Environmental Protection Technology Co ltd
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Harbin Zeneng Environmental Protection Technology Co ltd
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    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F7/00—Aeration of stretches of water
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/02—Settling tanks with single outlets for the separated liquid
    • B01D21/04—Settling tanks with single outlets for the separated liquid with moving scrapers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/24—Feed or discharge mechanisms for settling tanks
    • B01D21/245—Discharge mechanisms for the sediments
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00—Treatment of sludge; Devices therefor
    • C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • C02F11/15—Treatment of sludge; Devices therefor by de-watering, drying or thickening by treatment with electric, magnetic or electromagnetic fields; by treatment with ultrasonic waves
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/02—Aerobic processes
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F2001/007—Processes including a sedimentation step
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/002—Construction details of the apparatus
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00—Specific treatment goals
    • C02F2303/06—Sludge reduction, e.g. by lysis
    • 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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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)

Abstract

The invention discloses a rural sewage treatment system and application thereof, belonging to the technical field of sewage treatment and comprising an aerobic unit, a precipitation unit and a sludge concentration unit, wherein a main gas pipe is fixedly arranged on the inner wall of the aerobic unit, one end of the main gas pipe extends out of the side wall of the aerobic unit, a liquid outlet pipe is fixedly arranged on the outer wall of the aerobic unit, and a limiting assembly and an adjusting assembly are arranged on the inner wall of an aeration pipe; according to the invention, by arranging the limiting component and the adjusting component, the turntable is rotated, other threaded rods can be driven to rotate when the turntable drives the chain wheel to rotate through the threaded rod, contact points between the piston and the fixing head are different after rising, so that the sizes of the air vents are different, gas can respectively circulate into the aeration pipes, and a plurality of spray heads can be controlled, so that the adjustment is simple and convenient, the structure is simple, the later maintenance is convenient, and meanwhile, the gas sprayed by the aeration pipes can be uniform, the aeration treatment effect in sewage is improved, and the sewage purification effect is further improved.

Description

Rural sewage treatment system and application thereof
Technical Field
The invention belongs to the technical field of sewage treatment, and particularly relates to a rural sewage treatment system and application thereof.
Background
The rural sewage treatment mainly comprises the steps of removing or degrading toxic substances and substances polluting the environment in domestic sewage, so that the harm to the environment is reduced.
Present sewage treatment system is at the aeration in-process, because aeration pipe lays length longer, thereby make every aeration pipe expose the gas that is not enough even, thereby lead to the treatment effect of sewage ideal inadequately, the power of simple improvement air pump only can promote pipeline extending direction end and can carry out effective aeration, but its homogeneity problem that still can't effectual solution aerates, and the mud later stage in sewage treatment pond needs the manual work to clean the bottom of the pool, workman's intensity of labour has been improved, a rural sewage treatment system and application are provided for this reason.
Disclosure of Invention
The invention aims to: in order to solve the problems, the rural sewage treatment system and the application thereof are provided.
In order to achieve the purpose, the invention adopts the following technical scheme: a rural sewage treatment system comprises an aerobic unit, a precipitation unit and a sludge concentration unit, wherein a main air pipe is fixedly installed on the inner wall of the aerobic unit, one end of the main air pipe extends out of the side wall of the aerobic unit, an air pump is fixedly installed at one end of the main air pipe, an aeration pipe is fixedly installed on the side wall of the main air pipe, a liquid outlet pipe is fixedly installed on the outer wall of the aerobic unit, and a limiting assembly and an adjusting assembly are arranged on the inner wall of the aeration pipe;
the limiting assembly comprises a telescopic rod, one end of the telescopic rod is fixedly connected with the inner wall of the aeration pipe, and a piston is fixedly mounted at the other end of the telescopic rod.
As a further description of the above technical solution:
one end of the piston extends out of the side wall of the aeration pipe, a threaded rod is installed on the inner wall of the piston in a threaded mode, one end of the threaded rod extends out of the side wall of the aeration pipe, a rotary table is fixedly installed at one end of the threaded rod, and a chain wheel is fixedly installed on the outer wall of the threaded rod.
As a further description of the above technical solution:
the adjusting part comprises a fixed head, a piston extends into the fixed head, a box is placed on the side wall of the fixed head in a fixed mounting mode, a movable rod is installed on the inner wall of the fixed head in a rotating mode, a spherical nozzle is installed on the outer wall of the movable rod in a rotating mode, one end of the movable rod extends into the box, and a half gear is fixedly installed at one end of the movable rod.
The initial contact position of the piston and the fixed head in each group of adjusting assemblies is different, wherein the contact position meets the following rules: the vent hole in the adjusting component far away from the side close to the main air pipe is smaller, the vent hole in the adjusting component far away from the side of the main air pipe is larger, and the limiting component provides airflow rotation ejection power for the adjusting component on the basis that the gas vent hole in the aeration pipe is adjustable in air outlet.
As a further description of the above technical solution:
place and rotate on the bottom surface inner wall of box and install the dwang, the one end of dwang extends to the inside of aeration pipe, the one end fixed mounting of dwang has the flabellum fixed mounting has drive bevel gear on the outer wall of dwang, it installs gear and driven bevel gear to rotate through the pivot on the inner wall of box to place, the gear is connected with half gear engagement, drive bevel gear is connected with driven bevel gear engagement.
As a further description of the above technical solution:
the upper surface of the precipitation unit is provided with a first scraping component and a discharging component, a discharging hopper is fixedly mounted on the side wall of the precipitation unit, a second scraping component is arranged on the upper surface of the sludge concentration unit, and an ultrasonic treatment unit is arranged on the side wall of the sludge concentration unit.
As a further description of the above technical solution:
first scraping component includes first mounting panel and second mounting panel, there is driving motor through placing board fixed mounting on the lateral wall of second mounting panel, driving motor's output fixed mounting has first reciprocating screw, outside the one end of first reciprocating screw extended to the lateral wall of second mounting panel, the one end of first reciprocating screw had the lateral wall of first mounting panel to rotate and connects, fixed mounting has first guide pulley on the outer wall of first reciprocating screw, the movable plate is installed to the surface screw thread of first reciprocating screw, the lower fixed surface of movable plate installs the first flitch of scraping.
As a further description of the above technical solution:
the ejection of compact subassembly includes the support, the lower surface of support is connected with the last fixed surface of precipitation unit, the last fixed surface of support installs the rotation motor, the output fixed mounting who rotates the motor has the spiral pipe, the one end of spiral pipe is connected with the bottom surface inner wall rotation of sinking the pond of deciding.
As a further description of the above technical solution:
the second scraping component comprises a first fixing plate and a second fixing plate, a second reciprocating lead screw is rotatably mounted on the side wall of the first fixing plate, one end of the second reciprocating lead screw extends to the outside of the side wall of the first fixing plate, a second guide wheel is fixedly mounted on the outer wall of the second reciprocating lead screw, the second guide wheel is movably connected with the first guide wheel through a chain belt, a movable plate is mounted on the outer surface of the second reciprocating lead screw in a threaded mode, and a second scraping plate is fixedly mounted on the lower surface of the movable plate.
As a further description of the above technical solution:
the ultrasonic treatment unit is including handling the case, the lower fixed surface who handles the case installs into mud pipe and first blast pipe, fixed connection on the curb plate of the one end of advancing mud pipe and the concentrated unit of mud, the last fixed surface who handles the case installs out mud pipe and control box, fixed mounting has the second blast pipe on the lateral wall of processing the case, fixed mounting has ultrasonic transducer on the inner wall of second blast pipe, ultrasonic transducer's one end fixed mounting has the boost motor, the one end fixed mounting of boost motor has the sonar pipe, the one end of sonar pipe extends to the inside of handling the case.
The invention also discloses a use method of the rural sewage treatment system, which comprises the following steps:
s1, by rotating the turntable, the turntable can drive the threaded rods to rotate at the moment, a plurality of threaded rods are arranged on the aeration pipe, one end of each threaded rod is fixedly provided with a chain wheel, each chain wheel is movably connected with the other chain wheel through a chain belt, so that other threaded rods can be driven to rotate when the turntable drives the chain wheels to rotate through the threaded rods, and because the contact positions of each piston and the fixed head are different, when the threaded rods rotate, the contact points of the pistons with the fixed heads are different after the pistons rise, so that the sizes of the air vents are different, at the moment, the main air pipe is inflated through the air pump, and then the air can respectively circulate into the aeration pipe;
s2, at the moment, gas in the aeration pipe can be sprayed into sewage through the spherical nozzle, the fan blades can be blown to rotate when the gas circulates in the aeration pipe, at the moment, the fan blades can drive the driving bevel gear to rotate through the rotating rod, the driving bevel gear is meshed with the driven bevel gear, so that the gear can be rotated through the driven bevel gear, the gear is meshed with the half gear, so that the half gear rotates, the spherical nozzle is driven to rotate in the fixed head through the movable rod, and the aerated sewage flows into the precipitation unit through the liquid outlet pipe;
s3, after sedimentation, discharging water in the sedimentation unit, and remaining sludge can be remained at the bottom of the tank, at the moment, the first reciprocating lead screw is rotated through the driving motor, the movable plate drives the first scraping plate to move at the bottom of the tank through the surface threads when the first reciprocating lead screw rotates, so that the sludge is gathered together, the first guide wheel also rotates when the first reciprocating lead screw rotates, then the spiral pipe rotates through the rotating motor, the gathered sludge is moved upwards along with the rotation of the spiral pipe and falls into the sludge concentration unit through the discharge hopper;
s4, the first guide wheel enables the second guide wheel to drive the second reciprocating screw rod to rotate through a chain belt, then the outer surface of the second reciprocating screw rod enables the movable plate to drive the second scraper plate to scrape sludge to one side of the sludge concentration unit through threads, at the moment, the sludge is pumped into the treatment box through the sludge inlet pipe, then under the action of the ultrasonic transducer and the booster, the sludge generates tiny gaps, then under the action of the sonar pipe, the gaps are changed into bubbles filled with water vapor or gas, the bubbles grow in the extension stage and shrink in the compression stage until the bubbles implode, and when the bubbles break, the bubbles generate extreme mechanical shearing force, so that the firmest surface of the sludge is damaged.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the invention, by arranging the limiting assembly and the adjusting assembly, the rotary table is rotated, other threaded rods can be driven to rotate when the rotary table drives the chain wheel to rotate through the threaded rod, and because the contact position of each piston and the fixing head is different, when the threaded rod rotates, the contact point of the piston with the fixing head is different after the piston rises, so that the sizes of the air vents are different, at the moment, the main air pipe is inflated through the air pump, then the air can respectively circulate into the aeration pipes, and a plurality of spray heads can be controlled, so that the adjustment is simple and convenient, the structure is simple, the later maintenance is convenient, meanwhile, the air sprayed out of the aeration pipes can be uniform, the aeration treatment effect in sewage is improved, and the sewage purification effect is further improved.
2. According to the sludge concentrating device, the first scraping assembly is arranged, the first reciprocating lead screw is driven to rotate through the driving motor, the movable plate drives the first scraping plate to move at the bottom of the tank through threads on the surface when the first reciprocating lead screw rotates, so that sludge is gathered together, the first guide wheel can also rotate when the first reciprocating lead screw rotates, then the spiral pipe rotates through the rotating motor, the gathered sludge can move upwards along with the rotation of the spiral pipe and then fall into the sludge concentrating unit through the discharge hopper, the labor intensity of workers is reduced, and the automation of the device is improved.
3. According to the invention, the ultrasonic treatment unit is arranged, the first guide wheel drives the second guide wheel to drive the second reciprocating screw rod to rotate through the chain belt, then the outer surface of the second reciprocating screw rod drives the movable plate to drive the second scraping plate to scrape sludge to one side of the sludge concentration unit through threads, at the moment, the sludge is pumped into the treatment box through the sludge inlet pipe, then the sludge generates tiny gaps under the action of the ultrasonic transducer and the booster, then the gaps are changed into bubbles filled with water vapor or gas under the action of the sonar pipe, the bubbles grow in the extension stage and shrink in the compression stage until the bubbles implode, and when the bubbles crack, the bubbles generate extreme mechanical shearing force, so that the firmest surface of the sludge is damaged, the utilization value of residual sludge is improved, the sewage treatment cost is saved, and the use of chemical agents is reduced.
4. According to the invention, a nozzle rotation driving mechanism is not required to be additionally arranged, and the rotation power of the jet air flow is simultaneously provided on the basis of the design of the differentiated adjustable air vents by means of the linkage of the limiting component and the adjusting component.
Drawings
FIG. 1 is a schematic view of a three-dimensional structure of a rural sewage treatment system.
FIG. 2 is a schematic view of the internal structure of an aerator pipe in a rural sewage treatment system.
FIG. 3 is a schematic view of the internal structure of a box in a rural sewage treatment system.
FIG. 4 is an enlarged schematic view of a rural sewage treatment system at A.
FIG. 5 is an enlarged schematic view of a rural sewage treatment system at B.
FIG. 6 is a schematic diagram of the internal structure of a sedimentation unit in a rural sewage treatment system.
FIG. 7 is a schematic diagram of the internal structure of an ultrasonic processor in a rural sewage treatment system.
Illustration of the drawings:
1. an aerobic unit; 2. a main air pipe; 3. an aeration pipe; 4. a liquid outlet pipe; 5. a precipitation unit; 6. a first scraping assembly; 61. a first mounting plate; 62. moving the plate; 63. a first reciprocating screw; 64. a second mounting plate; 65. a first scraper plate; 66. a drive motor; 67. a first guide wheel; 7. a discharge assembly; 71. rotating the motor; 72. a support; 73. a spiral tube; 8. a discharge hopper; 9. a sludge concentration unit; 10. a second scraping assembly; 101. a second guide wheel; 102. a first fixing plate; 103. a second scraper plate; 104. a movable plate; 105. a second reciprocating screw; 106. a second fixing plate; 11. a limiting component; 111. a piston; 112. a telescopic rod; 113. a turntable; 114. a threaded rod; 115. a sprocket; 12. an adjustment assembly; 121. a fixed head; 122. a spherical nozzle; 123. placing the box; 124. rotating the rod; 125. a fan blade; 126. a drive bevel gear; 127. a gear; 128. a driven bevel gear; 129. a movable rod; 1210. a half gear; 13. an ultrasonic processing unit; 131. a treatment tank; 132. a mud inlet pipe; 133. a first exhaust pipe; 134. a mud outlet pipe; 135. a control box; 136. a second exhaust pipe; 137. an ultrasonic transducer; 138. a booster; 139. sonar pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in 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. 1-7, the present invention provides a technical solution: a rural sewage treatment system comprises an aerobic unit 1, a precipitation unit 5 and a sludge concentration unit 9, wherein a main air pipe 2 is fixedly installed on the inner wall of the aerobic unit 1, one end of the main air pipe 2 extends out of the side wall of the aerobic unit 1, an air pump is fixedly installed at one end of the main air pipe 2, an aeration pipe 3 is fixedly installed on the side wall of the main air pipe 2, a liquid outlet pipe 4 is fixedly installed on the outer wall of the aerobic unit 1, and a limiting assembly 11 and an adjusting assembly 12 are arranged on the inner wall of the aeration pipe 3;
the limiting assembly 11 comprises an expansion link 112, one end of the expansion link 112 is fixedly connected with the inner wall of the aeration pipe 3, the other end of the expansion link 112 is fixedly provided with a piston 111, one end of the piston 111 extends out of the side wall of the aeration pipe 3, a threaded rod 114 is installed on the inner wall of the piston 111 through threads, one end of the threaded rod 114 extends out of the side wall of the aeration pipe 3, one end of the threaded rod 114 is fixedly provided with a turntable 113, and the outer wall of the threaded rod 114 is fixedly provided with a chain wheel 115.
The specific embodiment is as follows: through rotating carousel 113, carousel 113 can drive threaded rod 114 and rotate this moment, be provided with a plurality of threaded rod 114 on the aeration pipe 3, and the equal fixed mounting in one end of every threaded rod 114 has sprocket 115, through chain belt swing joint between every sprocket 115, consequently also can drive other threaded rod 114 and rotate when carousel 113 drives sprocket 115 through threaded rod 114 rotates, because every piston 111 is different with fixed head 121's contact position, consequently, when threaded rod 114 is rotatory, piston 111 rises the back and is different with fixed head 121's contact point, thereby obtain the variation in size of blow vent, inflate in to main gas pipe 2 through the air pump this moment, then the gas can circulate respectively in the aeration pipe 3.
The adjustment assembly 12 includes a fixed head 121, the piston 111 extends into the fixed head 121, a placing box 123 is fixedly arranged on the side wall of the fixed head 121, a movable rod 129 is rotatably arranged on the inner wall of the fixed head 121, the outer wall of the movable rod 129 is rotatably provided with a spherical spray head 122, one end of the movable rod 129 extends into the placing box 123, one end of the movable rod 129 is fixedly provided with a half gear 1210, the inner wall of the bottom surface of the placing box 123 is rotatably provided with a rotating rod 124, one end of the rotating rod 124 extends into the aeration pipe 3, one end of the rotating rod 124 is fixedly provided with a fan blade 125, the outer wall of the rotating rod 124 is fixedly provided with a driving bevel gear 126, a gear 127 and a driven bevel gear 128 are rotatably mounted on the inner wall of the placing box 123 through a rotating shaft, the gear 127 is in meshed connection with the half gear 1210, and the driving bevel gear 126 is in meshed connection with the driven bevel gear 128.
The initial contact position of the piston 111 and the fixed head 121 in each set of the adjusting assembly 12 is different, wherein the contact position is designed to satisfy the following rule: the vent hole in the adjusting component 12 which is far from the main air pipe 2 is smaller, the vent hole in the adjusting component 12 which is far from the main air pipe 2 is larger, and the limiting component provides airflow rotation ejection power for the adjusting component 12 on the basis that the air vent hole in the aeration pipe 3 is adjustable in air outlet.
The specific embodiment is as follows: gas in the aeration pipe 3 can spout in the sewage through spherical nozzle 122, can blow flabellum 125 through gas when the circulation in aeration pipe 3 and rotate, flabellum 125 can drive bevel gear 126 through dwang 124 and rotate this moment, because drive bevel gear 126 is connected with driven bevel gear 128 meshing, consequently can make gear 127 rotate through making driven bevel gear 128, because gear 127 is connected with half gear 1210 meshing, consequently make half gear 1210 rotate, thereby drive spherical nozzle 122 through movable rod 129 and rotate in fixed head 121, sewage after the aeration passes through drain pipe 4 and flows to precipitation unit 5 in.
The upper surface of the precipitation unit 5 is provided with a first scraping component 6 and a discharging component 7, the side wall of the precipitation unit 5 is fixedly provided with a discharging hopper 8, the upper surface of the sludge concentration unit 9 is provided with a second scraping component 10, the side wall of the sludge concentration unit 9 is provided with an ultrasonic processing unit 13, the first scraping component 6 comprises a first mounting plate 61 and a second mounting plate 64, the side wall of the second mounting plate 64 is fixedly provided with a driving motor 66 through a placing plate, the output end of the driving motor 66 is fixedly provided with a first reciprocating lead screw 63, one end of the first reciprocating lead screw 63 extends out of the side wall of the second mounting plate 64, one end of the first reciprocating lead screw 63 is rotatably connected with the side wall of the first mounting plate 61, the outer wall of the first reciprocating lead screw 63 is fixedly provided with a first guide wheel 67, and the outer surface of the first reciprocating lead screw 63 is provided with a thread moving plate 62, the lower fixed surface of moving plate 62 installs first scraping plate 65, ejection of compact subassembly 7 includes support 72, the lower surface of support 72 and the last fixed surface of precipitation unit 5 are connected, the last fixed surface of support 72 installs rotation motor 71, the output fixed mounting of rotation motor 71 has spiral pipe 73, the one end of spiral pipe 73 rotates with the bottom surface inner wall of precipitation unit 5 and is connected.
The specific embodiment is as follows: after the sedimentation, the water in the sedimentation unit 5 is discharged, the remaining sludge is remained at the bottom of the tank, at the moment, the first reciprocating lead screw 63 is rotated through the driving motor 66, the movable plate 62 drives the first scraping plate 65 to move at the bottom of the tank through the surface threads when the first reciprocating lead screw 63 rotates, so that the sludge is gathered together, the first guide wheel 67 is also rotated when the first reciprocating lead screw 63 rotates, then the spiral tube 73 is rotated through the rotating motor 71, the gathered sludge is moved upwards along with the rotation of the spiral tube 73, and then the sludge falls into the sludge concentration unit 9 through the discharge hopper 8.
The second scraping assembly 10 comprises a first fixing plate 102 and a second fixing plate 106, a second reciprocating lead screw 105 is rotatably mounted on the side wall of the first fixing plate 102, one end of the second reciprocating lead screw 105 extends out of the side wall of the first fixing plate 102, a second guide wheel 101 is fixedly mounted on the outer wall of the second reciprocating lead screw 105, the second guide wheel 101 is movably connected with the first guide wheel 67 through a chain belt, a movable plate 104 is mounted on the outer surface of the second reciprocating lead screw 105 through a thread, a second scraping plate 103 is fixedly mounted on the lower surface of the movable plate 104, the ultrasonic processing unit 13 comprises a processing box 131, a sludge inlet pipe 132 and a first exhaust pipe 133 are fixedly mounted on the lower surface of the processing box 131, one end of the sludge inlet pipe 132 is fixedly connected with the side plate of the sludge concentration unit 9, and a sludge outlet pipe 134 and a control box 135 are fixedly mounted on the upper surface of the processing box 131, a second exhaust pipe 136 is fixedly installed on the side wall of the treatment box 131, an ultrasonic transducer 137 is fixedly installed on the inner wall of the second exhaust pipe 136, a booster 138 is fixedly installed at one end of the ultrasonic transducer 137, a sonar pipe 139 is fixedly installed at one end of the booster 138, and one end of the sonar pipe 139 extends into the treatment box 131.
The specific embodiment is as follows: the first guide wheel 67 drives the second guide wheel 101 to drive the second reciprocating screw 105 to rotate through a chain belt, then the outer surface of the second reciprocating screw 105 drives the movable plate 104 to drive the second scraper plate 103 to scrape sludge to one side of the sludge concentration unit 9 through threads, at this time, the sludge is pumped into the processing box 131 through the sludge inlet pipe 132, then the sludge generates tiny gaps under the action of the ultrasonic transducer 137 and the booster 138, then the gaps are changed into bubbles filled with water vapor or gas under the action of the sonar pipe 139, the bubbles grow in the extension stage and shrink in the compression stage until the bubbles implode, and when the bubbles crack, the bubbles generate extreme mechanical shearing force, so that the strongest surface of the sludge is damaged.
The invention also discloses a use method of the rural sewage treatment system, which comprises the following steps:
s1, by rotating the rotating disc 113, at this time, the rotating disc 113 can drive the threaded rod 114 to rotate, the aeration tube 3 is provided with a plurality of threaded rods 114, and one end of each threaded rod 114 is fixedly provided with a sprocket 115, each sprocket 115 is movably connected by a chain belt, therefore, when the rotating disc 113 drives the sprocket 115 to rotate by the threaded rod 114, other threaded rods 114 can be driven to rotate, because the contact position of each piston 111 and the fixed head 121 is different, when the threaded rod 114 rotates, the contact point of the piston 111 after rising is different from that of the fixed head 121, so that the sizes of the air vents are different, at this time, the main air tube 2 is inflated by the air pump, and then the air can respectively flow into the aeration tube 3;
s2, at this time, the gas in the aeration pipe 3 is sprayed into the sewage through the spherical nozzle 122, the blade 125 is blown to rotate when the gas circulates in the aeration pipe 3, at this time, the blade 125 drives the driving bevel gear 126 to rotate through the rotating rod 124, because the driving bevel gear 126 is meshed with the driven bevel gear 128, the gear 127 is rotated through the driven bevel gear 128, because the gear 127 is meshed with the half gear 1210, the half gear 1210 is rotated, so that the spherical nozzle 122 is driven to rotate in the fixed head 121 through the movable rod 129, and the sewage after aeration flows into the precipitation unit 5 through the liquid outlet pipe 4;
in the process, the nozzle rotary driving mechanism is not required to be additionally arranged, and the rotary power of the jet air flow is provided on the basis of designing the differentiated adjustable air vents by means of linkage of the limiting assembly and the adjusting assembly.
S3, after sedimentation, discharging water in the sedimentation unit 5, and remaining sludge can be left at the bottom of the tank, at the moment, the first reciprocating screw 63 is rotated through the driving motor 66, when the first reciprocating screw 63 rotates, the moving plate 62 drives the first scraping plate 65 to move at the bottom of the tank through the surface threads, so that the sludge is gathered together, when the first reciprocating screw 63 rotates, the first guide wheel 67 also rotates, then the spiral pipe 73 rotates through the rotating motor 71, the gathered sludge is moved upwards along with the rotation of the spiral pipe 73, and then the sludge falls into the sludge concentration unit 9 through the discharge hopper 8;
s4, the first guide wheel 67 drives the second guide wheel 101 to drive the second reciprocating screw 105 to rotate through a chain belt, then the outer surface of the second reciprocating screw 105 drives the movable plate 104 to drive the second scraper plate 103 to scrape sludge to one side of the sludge concentration unit 9 through threads, at this time, the sludge is pumped into the treatment box 131 through the sludge inlet pipe 132, then the sludge generates tiny gaps under the action of the ultrasonic transducer 137 and the booster 138, then the gaps are changed into bubbles filled with water vapor or gas under the action of the sonar pipe 139, the bubbles grow in the extension stage and shrink in the compression stage until the bubbles implode, and when the bubbles break, the bubbles generate extreme mechanical shearing force, so that the firmest surface of the sludge is damaged.
The working principle is as follows: by rotating the rotating disc 113, at this time, the rotating disc 113 drives the threaded rod 114 to rotate, the aeration tube 3 is provided with a plurality of threaded rods 114, and one end of each threaded rod 114 is fixedly provided with a chain wheel 115, each chain wheel 115 is movably connected with another chain belt, so that when the rotating disc 113 drives the chain wheel 115 to rotate through the threaded rod 114, other threaded rods 114 are also driven to rotate, because the contact position of each piston 111 and the fixed head 121 is different, when the threaded rod 114 rotates, the contact point of the piston 111 after rising with the fixed head 121 is different, so that the sizes of the ventilation holes are different, at this time, the main air tube 2 is inflated through the air pump, then the air can respectively circulate into the aeration tube 3, at this time, the air in the aeration tube 3 can be sprayed into the sewage through the spherical nozzle 122, the fan blades 125 can be blown to rotate when the air circulates in the aeration tube 3, at this time, the fan blades 125 can drive the driving bevel gears 126 to rotate through the rotating rod 124, since the driving bevel gear 126 is engaged with the driven bevel gear 128, the gear 127 is rotated by the driven bevel gear 128, since the gear 127 is engaged with the half gear 1210, the half gear 1210 is rotated, the movable rod 129 drives the ball-shaped nozzle 122 to rotate in the fixed head 121, the aerated sewage flows into the precipitation unit 5 through the liquid outlet pipe 4, after precipitation, the water in the precipitation unit 5 is discharged, the remaining sludge is left at the bottom of the tank, at this time, the first reciprocating screw 63 is rotated by the driving motor 66, when the first reciprocating screw 63 rotates, the movable plate 62 drives the first scraping plate 65 to move at the bottom of the tank through the surface thread, so that the sludge is gathered together, when the first reciprocating screw 63 rotates, the first guide wheel 67 also rotates, and then the spiral pipe 73 rotates by the rotating motor 71, the collected sludge moves upwards along with the rotation of the spiral pipe 73 and then falls into the sludge concentration unit 9 through the discharge hopper 8, the first guide wheel 67 drives the second guide wheel 101 to drive the second reciprocating screw 105 to rotate through the chain belt, then the outer surface of the second reciprocating screw 105 drives the movable plate 104 to drive the second scraping plate 103 to scrape the sludge to one side of the sludge concentration unit 9 through threads, at this time, the sludge inlet pipe 132 pumps the sludge into the treatment box 131, then under the action of the ultrasonic transducer 137 and the booster 138, the sludge generates tiny gaps, the sonar pipe 139 then acts to cause the voids to become bubbles filled with water vapor or gas, which grow in the extension phase and shrink in the compression phase, until they implode, when these bubbles break, they create extreme mechanical shear forces that destroy the strongest surface of the sludge.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (10)

1. The utility model provides a rural sewage treatment system, includes good oxygen unit (1), precipitation unit (5) and sludge concentration unit (9), fixed mounting has main trachea (2) on the inner wall of good oxygen unit (1), the one end of main trachea (2) extends to outside the lateral wall of good oxygen unit (1), the one end fixed mounting of main trachea (2) has the air pump, fixed mounting has aeration pipe (3) on the lateral wall of main trachea (2), fixed mounting has drain pipe (4) on the outer wall of good oxygen unit (1), its characterized in that: a plurality of groups of limiting assemblies (11) and adjusting assemblies (12) are arranged on the inner wall of the aeration pipe (3);
each group of limiting assemblies (11) comprises a telescopic rod (112), one end of the telescopic rod (112) is fixedly connected with the inner wall of the aeration pipe (3), the other end of the telescopic rod (112) is fixedly provided with a piston (111), one end of the piston (111) extends out of the side wall of the aeration pipe (3), a threaded rod (114) is installed on the inner wall of the piston (111) in a threaded mode, one end of the threaded rod (114) extends out of the side wall of the aeration pipe (3), a rotary table (113) is fixedly installed at one end, close to the main air pipe (2), of the threaded rod (114), a chain wheel (115) is fixedly installed on the outer wall of the threaded rod (114), each adjusting assembly (12) comprises a fixed head (121), the piston (111) extends into the fixed head (121), and the initial contact positions of the piston (111) and the fixed heads (121) in each group of adjusting assemblies (12) are different, wherein the contact position design satisfies the following rule: the vent hole in the adjusting component (12) far away from the main air pipe (2) is smaller, the vent hole in the adjusting component (12) far away from the main air pipe (2) is larger, and the limiting component provides airflow rotation ejection power for the adjusting component (12) on the basis that the air vent hole in the aeration pipe (3) is adjustable in air outlet.
2. The rural sewage treatment system according to claim 1, wherein 6-8 groups are arranged on each aeration pipe (3).
3. The rural sewage treatment system according to claim 2, wherein a placing box (123) is fixedly installed on the side wall of the fixed head (121), a movable rod (129) is rotatably installed on the inner wall of the fixed head (121), a spherical nozzle (122) is rotatably installed on the outer wall of the movable rod (129), one end of the movable rod (129) extends into the placing box (123), and a half gear (1210) is fixedly installed at one end of the movable rod (129).
4. The rural sewage treatment system according to claim 3, wherein a rotating rod (124) is rotatably installed on the inner wall of the bottom surface of the placing box (123), one end of the rotating rod (124) extends to the inside of the aeration pipe (3), one end of the rotating rod (124) is fixedly provided with a fan blade (125), a driving bevel gear (126) is fixedly installed on the outer wall of the rotating rod (124), a gear (127) and a driven bevel gear (128) are rotatably installed on the inner wall of the placing box (123) through a rotating shaft, the gear (127) is meshed with a half gear (1210), and the driving bevel gear (126) is meshed with the driven bevel gear (128).
5. The rural sewage treatment system according to claim 4, wherein a first scraping component (6) and a discharging component (7) are arranged on the upper surface of the sedimentation unit (5), a discharging hopper (8) is fixedly arranged on the side wall of the sedimentation unit (5), a second scraping component (10) is arranged on the upper surface of the sludge concentration unit (9), and an ultrasonic treatment unit (13) is arranged on the side wall of the sludge concentration unit (9).
6. The rural sewage treatment system according to claim 5, wherein the first scraping assembly (6) comprises a first mounting plate (61) and a second mounting plate (64), a bidirectional rotation driving motor (66) is fixedly arranged on the side wall of the second mounting plate (64) through a placing plate, the output end of the driving motor (66) is fixedly provided with a first reciprocating screw rod (63), one end of the first reciprocating lead screw (63) extends out of the side wall of the second mounting plate (64), one end of the first reciprocating screw rod (63) is rotatably connected with the side wall of the first mounting plate (61), a first guide wheel (67) is fixedly arranged on the outer wall of the first reciprocating screw rod (63), a moving plate (62) is installed on the outer surface of the first reciprocating lead screw (63) in a threaded manner, and a first scraping plate (65) is fixedly arranged on the lower surface of the moving plate (62).
7. The rural sewage treatment system according to claim 6, wherein the discharging assembly (7) comprises a support (72), the lower surface of the support (72) is fixedly connected with the upper surface of the precipitation unit (5), a rotating motor (71) is fixedly mounted on the upper surface of the support (72), a spiral pipe (73) is fixedly mounted at the output end of the rotating motor (71), and one end of the spiral pipe (73) is rotatably connected with the inner wall of the bottom surface of the precipitation unit (5).
8. The rural sewage treatment system according to claim 7, wherein the second scraping assembly (10) comprises a first fixing plate (102) and a second fixing plate (106), a second reciprocating screw rod (105) is rotatably arranged on the side wall of the first fixing plate (102), one end of the second reciprocating lead screw (105) extends to the outside of the side wall of the first fixing plate (102), a second guide wheel (101) is fixedly arranged on the outer wall of the second reciprocating screw rod (105), the second guide wheel (101) is movably connected with the first guide wheel (67) through a chain belt, a movable plate (104) is installed on the outer surface of the second reciprocating screw rod (105) in a threaded manner, a second scraping plate (103) is fixedly arranged on the lower surface of the movable plate (104), wherein the initial positions of the moving plate (104) and the moving plate (62) are located at different ends of the second reciprocating lead screw (105) and the first reciprocating lead screw (63), respectively.
9. The rural sewage treatment system according to claim 8, wherein the ultrasonic treatment unit (13) comprises a treatment tank (131), a sludge inlet pipe (132) and a first exhaust pipe (133) are fixedly arranged on the lower surface of the treatment box (131), one end of the sludge inlet pipe (132) is fixedly connected with a side plate of the sludge concentration unit (9), a sludge outlet pipe (134) and a control box (135) are fixedly arranged on the upper surface of the treatment box (131), a second exhaust pipe (136) is fixedly arranged on the side wall of the treatment box (131), an ultrasonic transducer (137) is fixedly arranged on the inner wall of the second exhaust pipe (136), one end of the ultrasonic transducer (137) is fixedly provided with a booster (138), one end of the booster (138) is fixedly provided with a sonar pipe (139), and one end of the sonar pipe (139) extends into the treatment box (131).
10. The use method of the rural sewage treatment system according to any one of claims 1 to 9, comprising the following steps:
s1, by rotating the turntable (113), the turntable (113) can drive the threaded rods (114) to rotate, a plurality of threaded rods (114) are arranged on the aeration pipe (3), a chain wheel (115) is fixedly mounted at one end of each threaded rod (114), and each chain wheel (115) is movably connected through a chain belt, so that when the turntable (113) drives the chain wheel (115) to rotate through the threaded rods (114), other threaded rods (114) can be driven to rotate, because the contact positions of each piston (111) and the fixed head (121) are different, when the threaded rods (114) rotate, contact points of the pistons (111) and the fixed heads (121) are different after rising, so that the sizes of the air vents are different, at the moment, the main air pipe (2) is inflated through the air pump, and then the air can respectively flow into the aeration pipe (3);
s2, at the moment, the gas in the aeration pipe (3) is sprayed into the sewage through the spherical spray nozzle (122), the fan blade (125) is blown to rotate when the gas circulates in the aeration pipe (3), at the moment, the fan blade (125) drives the driving bevel gear (126) to rotate through the rotating rod (124), the driving bevel gear (126) is meshed with the driven bevel gear (128), so the driven bevel gear (128) enables the gear (127) to rotate, the gear (127) is meshed with the half gear (1210), so the half gear (1210) rotates, the movable rod (129) drives the spherical spray nozzle (122) to rotate in the fixed head (121), and the aerated sewage flows into the precipitation unit (5) through the liquid outlet pipe (4);
s3, after sedimentation, discharging water in the sedimentation unit (5), and remaining sludge can be stored at the bottom of the tank, at the moment, the first reciprocating screw (63) is rotated through the driving motor (66), when the first reciprocating screw (63) rotates, the movable plate (62) drives the first scraping plate (65) to move at the bottom of the tank through surface threads, so that the sludge is gathered together, when the first reciprocating screw (63) rotates, the first guide wheel (67) also rotates, then the spiral pipe (73) rotates through the rotating motor (71), and the gathered sludge can be moved upwards along with the rotation of the spiral pipe (73) and then falls into the sludge concentration unit (9) through the discharge hopper (8);
s4, the first guide wheel (67) enables the second guide wheel (101) to drive the second reciprocating screw rod (105) to rotate through a chain belt, then the outer surface of the second reciprocating screw rod (105) enables the movable plate (104) to drive the second scraping plate (103) to scrape sludge to one side of the sludge concentration unit (9) through threads, at the moment, the sludge inlet pipe (132) enables the sludge to be pumped into the treatment box (131), then the sludge generates tiny gaps under the action of the ultrasonic transducer (137) and the booster (138), then the gaps are changed into bubbles filled with water vapor or gas under the action of the sonar pipe (139), the bubbles grow in the extension stage and shrink in the compression stage until the bubbles implode, and when the bubbles break, the bubbles generate extreme mechanical shearing force, so that the firmest surface of the sludge is damaged.
CN202210698607.6A 2022-06-20 2022-06-20 Rural sewage treatment system and application thereof Active CN114873750B (en)

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