CN110054367A - A kind of sewage disposal device - Google Patents

A kind of sewage disposal device Download PDF

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Publication number
CN110054367A
CN110054367A CN201910451572.4A CN201910451572A CN110054367A CN 110054367 A CN110054367 A CN 110054367A CN 201910451572 A CN201910451572 A CN 201910451572A CN 110054367 A CN110054367 A CN 110054367A
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CN
China
Prior art keywords
shell
anoxic pond
tank
partition
aeration
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910451572.4A
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Chinese (zh)
Inventor
杨圣军
薛驰
汪建元
尹博文
陈娇
刘振华
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Changzhou Industrial Technology Research Institute of Zhejiang University
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Changzhou Industrial Technology Research Institute of Zhejiang University
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Application filed by Changzhou Industrial Technology Research Institute of Zhejiang University filed Critical Changzhou Industrial Technology Research Institute of Zhejiang University
Priority to CN201910451572.4A priority Critical patent/CN110054367A/en
Publication of CN110054367A publication Critical patent/CN110054367A/en
Pending legal-status Critical Current

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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/001Processes for the treatment of water whereby the filtration technique is of importance
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/02Aerobic processes
    • C02F3/12Activated sludge processes
    • C02F3/1236Particular type of activated sludge installations
    • C02F3/1268Membrane bioreactor systems
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/30Aerobic and anaerobic processes
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/34Biological treatment of water, waste water, or sewage characterised by the microorganisms used
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/30Organic compounds
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00Apparatus for treatment of water, waste water or sewage
    • C02F2201/002Construction details of the apparatus
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00Apparatus for treatment of water, waste water or sewage
    • C02F2201/002Construction details of the apparatus
    • C02F2201/007Modular design

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  • Life Sciences & Earth Sciences (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Biological Treatment Of Waste Water (AREA)

Abstract

The present invention provides a kind of sewage disposal devices, comprising: pretreatment pool, the upper end of the pretreatment tank are equipped with water inlet, are fixedly installed solid-liquid separation device below the water inlet;The side of the pretreatment tank is arranged in anoxic pond, the anoxic pond, and the anoxic pond is connected to by the first water delivery mechanism with the pretreatment tank;Aeration tank, the aeration tank include aeration mechanism, and the aeration mechanism is used to increase the oxygen content of the sewage in the aeration tank;Aerobic tank, the aerobic tank are connected to by second channel with the aeration tank;Filtering ponds, the filtering ponds are connected to by third overflow port with the aerobic tank.Aeration tank is provided separately with aerobic tank and is connected to by the channel of lower section by this sewage-treatment plant, allows aeration tank that can adequately carry out aeration operation, allows aerobic tank to possess sufficient oxygen, improves the sewage treating efficiency of device.

Description

A kind of sewage disposal device
Technical field
The present invention relates to sewage treatment field more particularly to a kind of sewage disposal devices.
Background technique
With economic rapid development, the reason of the problem of environmental pollution becomes increasingly severe, causes this problem it One is exactly the discharge carelessly of sewage.In the prior art, people have invented many devices for being used for sewage treatment, and utilize aerobic tank Carrying out sewage treatment is also a step important in these sewage-treatment plants.But these sewage-treatment plants are right It is pretreated there is a problem of sewage conversion ratio deficiency in the process that sewage carries out, in the treatment process of aerobic tank, aerobic tank Oxygen content also cannot usually reach satisfactory effect.It is above-mentioned to solve it is therefore desirable to invent a kind of sewage disposal device Problem.
Summary of the invention
The technical problem to be solved by the present invention is in order to solve the problems, such as that the oxygen of aerobic tank in treatment process is insufficient, The present invention provides a kind of sewage disposal devices to solve the above problems.
The technical solution adopted by the present invention to solve the technical problems is: a kind of sewage disposal device includes:
Pretreatment pool, the upper end of the pretreatment tank are equipped with water inlet, are fixedly installed solid-liquid separating machine below the water inlet Structure, the solid-liquid separation device from sewage for separating large granular impurity macroscopic in sewage, the pre- place Reason pond, which is located at the part protrusion below the solid-liquid separation device, discharge port, and the pretreatment tank is located at below the discharge port Part be recessed upwards formed a discharging cavity, it is described discharging cavity and the sewage disposal device side formed opening;
The side of the pretreatment tank is arranged in anoxic pond, the anoxic pond, and the anoxic pond includes being separated by first partition The first anoxic pond and the second anoxic pond, first anoxic pond is connected to by the first water delivery mechanism with the pretreatment tank, institute It states the second anoxic pond and is located at the side of first anoxic pond far from the pretreatment tank, the first partition is equipped with first and overflows Head piece, the height of first anoxic pond are higher than the height of second anoxic pond, first anoxic pond and the second anoxic pond Inside culture has anaerobic bacteria;
Aeration tank, the aeration tank are located at the side far from first anoxic pond of second anoxic pond and by second Partition and second anoxic pond separate, and are equipped with the second overflow port above the second partition, the aeration tank include third every Plate, the 4th partition and aeration mechanism, the third partition are located at the aeration tank close to the position of the second partition, and described the First passage is equipped with below three partitions, the 4th partition is side wall of the aeration tank far from second anoxic pond side, Second channel is equipped with below 4th partition, the aeration tank passes through the second overflow port and first passage and second anoxic Pond connection, the aeration mechanism are arranged between the third partition and the 4th partition, and the aeration mechanism is described for increasing The oxygen content of sewage in aeration tank;
Aerobic tank, the aerobic tank are located at the aeration tank close to the side of the 4th partition, and the aerobic tank passes through described Second channel is connected to the aeration tank, and culture has nitrifier in the aerobic tank;
Filtering ponds, the filtering ponds are located at side of the aerobic tank far from the second channel, and the filtering ponds pass through third Overflow port is connected to the aerobic tank, and reflux mechanism is equipped between the filtering ponds and the anoxic pond, and the filtering ponds include Filter mechanism, the filter mechanism are equipped with second for being stored after sewage water filtration into water purification cavity above the filtering ponds Water delivery mechanism, second water delivery mechanism are used to extract out in the water in the water purification cavity.
Preferably, the solid-liquid separation device includes the first driving mechanism and drainage bucket;
First driving mechanism includes first motor and first gear, and the first motor is fixed at the pretreatment tank Upper end outside, the shaft of the first motor passes through the upper end of the pretreatment tank straight down, the first gear with The shaft of the first motor is fixedly and coaxially connected;
The water inlet is equipped with water inlet retaining ring, is equipped with one block of coarse filtration plate in the water inlet retaining ring, the upper end of the drainage bucket Inner wall is rotatablely connected by the outer wall of bearing and the water inlet retaining ring, and the is fixedly installed on the outer wall of the upper end of the drainage bucket One gear ring, first gear ring are engaged with the first gear;
The bucket wall of the drainage bucket is equipped with several leakage holes, is fixedly connected on the outer wall of the lower section of several leakage holes Block inclined-plane;
The notch there are two triangle is oppositely arranged on the wall surface of the lower end of the drainage bucket, the lower section of two notches is equipped with two The both ends of the semicircular shutter of block, the diameter side of two pieces of shutters are hinged with the vertex of two notches respectively, and two One end far from respective hinged place of shutter described in block is fixedly connected with one piece of weight by wire rod.
If preferably, the aeration mechanism include the second motor, rotary shaft, several first connecting rods, first shell, Dry root jet pipe, second shell, entry impeller, third shell and water inlet impeller, second motor are fixed at the exposure The shaft of the top in gas pond, second motor is arranged straight down, and the rotary shaft is vertically arranged in second motor Lower section, the upper end of the rotary shaft and the shaft of second motor are coaxially fixed, fixed from top to bottom in the rotary shaft to connect It is connected to several first connecting rods, entry impeller and water inlet impeller;
Several first connecting rods are radial to be fixedly connected in the rotary shaft, and the first shell is fixed at The lower section of several first connecting rods, the jet pipe is radial to be fixed in the first shell, described to penetrate Flow tube includes the horizontal tube and tipping tube of integrally connected, and the horizontal tube passes through the first shell and to the first shell The junction of interior stretching, the horizontal tube and tipping tube is fixedly connected with the first shell, and the tipping tube is far from described One end of one shell is stretched out from the junction of the horizontal tube and tipping tube to the oblique upper of the side far from the first shell, The free end of the horizontal tube and tipping tube is respectively formed opening;
The second shell is located at the lower section of the first connecting rod, and the outer wall of the second shell connects with several described first Extension bar is fixedly connected, and the intake air impeller is located in the cavity of the second shell;
The third shell is located at the lower section of the first shell, and the inner wall of the third shell passes through bearing and the first shell The outer wall of body is rotatablely connected, and the water inlet impeller is located in the cavity of the third shell;
It is fixed with a circle floating portion on the first shell outer wall, is equipped with below the floating portion and the fixed company of the first shell Several connection chains connect, the first shell are connect by the connection chain with the third partition and the 4th partition.
Preferably, the filter mechanism includes filtration module and filter vat;
The filtration module is vertically arranged in the filter vat close to the side of the third overflow port, and the filtration module includes Several filter membranes being vertically arranged;
The filter vat includes the outer barrel layer being vertically arranged from outside to inside, the first filter layer, the second filter layer and interior bucket layer, described Outer barrel layer and interior bucket layer are equipped with several through-holes, and the inside of the interior bucket layer is the water purification cavity, first filter layer For active carbon layer, second filter layer is spongy layer, and the ratio between first filter layer and the thickness of the second filter layer are 2: 1.
Preferably, first water delivery mechanism includes the first suction pump, the first connecting tube and the second connecting tube, it is described pre- Processing pond is connected to by the first connecting tube with the pump mouth of first suction pump, and first anoxic pond passes through the second connecting tube It is connected to the water outlet of first suction pump;
Second water delivery mechanism includes the second suction pump, third connecting tube and the 4th connecting tube, and the water purification cavity passes through the Three connecting tubes are connected to the pump mouth of second suction pump, and the water outlet of the 4th connecting tube and second suction pump is solid Fixed connection;
The reflux mechanism includes sludge reflux pump, the 5th connecting tube and the 6th connecting tube.The filtering ponds pass through the described 5th Connecting tube is connected to the sludge reflux pump, and the sludge reflux pump is connected by the 6th connecting tube and first anoxic pond It is logical.
Preferably, being equipped with filter plate at the second channel.
Preferably, launching in the aerobic tank has suspension ball.
The invention has the advantages that under aeration tank and aerobic tank are provided separately and are passed through by this sewage-treatment plant The channel connection of side, allows aeration tank that can adequately carry out aeration operation, allows aerobic tank to possess sufficient oxygen, improve device Sewage treating efficiency.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is a kind of structural schematic diagram of the optimum embodiment of sewage disposal device of the invention.
Fig. 2 is the partial enlarged view of Fig. 1.
Fig. 3 is the partial enlarged view of Fig. 1.
Fig. 4 is the partial enlarged view of Fig. 1.
Fig. 5 is a kind of structural schematic diagram of another embodiment of sewage disposal device of the invention.
1, pretreatment pool in figure, 101, water inlet, 102, water inlet retaining ring, 103, coarse filtration plate, 104, discharge port, 105, discharging Cavity, 2, solid-liquid separation device, 201, first motor, 202, first gear, 203, drainage bucket, the 204, first gear ring, 205, leakage Water hole, 206, block inclined-plane, 207, shutter, 208, weight, 3, anoxic pond, the 301, first anoxic pond, the 302, first overflow port, 303, first partition, the 304, second anoxic pond, the 305, second overflow port, 306, second partition, the 4, first water delivery mechanism, 401, One suction pump, the 402, first connecting tube, the 403, second connecting tube, 5, aeration tank, 501, third partition, 502, first passage, 503, the 4th partition, 504, second channel, 505, filter plate, 6, aeration mechanism, the 601, second motor, 602, rotary shaft, 603, First connecting rod, 604, first shell, 605, jet pipe, 606, second shell, 607, entry impeller, 608, third shell, 609, water inlet impeller, 6010, floating portion, 7, aerobic tank, 701, suspension ball, 702, third overflow port, 8, filtering ponds, 801, filtering Mould group, 802, filter vat, 8021, outer barrel layer, the 8022, first filter layer, the 8023, second filter layer, 8024, interior bucket layer, 9, Two water delivery mechanisms, the 901, second suction pump, 902, third connecting tube, the 903, the 4th connecting tube, 10, reflux mechanism, 1001, sludge Reflux pump, the 1002, the 5th connecting tube, the 1003, the 6th connecting tube.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached The embodiment of figure description is exemplary, and for explaining only the invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " axial direction ", The orientation or positional relationship of the instructions such as " radial direction ", " circumferential direction " is to be based on the orientation or positional relationship shown in the drawings, merely to just In description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with Specific orientation construction and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply relatively important Property.In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " connected ", " connection " are answered It is interpreted broadly, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected;It can be mechanical connect It connects, is also possible to be electrically connected;It can be directly connected, it can also be indirectly connected through an intermediary.For the common of this field For technical staff, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.In addition, in description of the invention In, unless otherwise indicated, the meaning of " plurality " is two or more.
As shown in Fig. 1 ~ 5, the present invention provides a kind of sewage disposal devices, comprising: pretreatment pool 1, anoxic pond, aeration tank 5, aerobic tank 7 and filtering ponds 8.
The upper end of pretreatment pool 1 is the top plate of pretreatment pool 1, offers circular water inlet on the top plate of pretreatment pool 1 101, the inside of water inlet 101 is fixedly connected with the circular ring shape firmware that retaining ring 102 is stainless steel production of intaking into water retaining ring 102. The vertical height of water inlet retaining ring 102 is twice of the vertical height of water inlet 101, upper end and the water inlet 101 of retaining ring 102 of intaking Upper end is located at sustained height, and the inner ring of water inlet retaining ring 102 is fixedly connected with one block of horizontally disposed circular coarse filtration plate 103, slightly In the circular hole of matrix pattern distribution there are four being set on filter plate 103.It is discarded that coarse filtration plate 103 is primarily used to the large size in filter sewage Object prevents it from damaging to solid-liquid separation device 2.
The lower section of water inlet 101 is arranged in solid-liquid separation device 2, and solid-liquid separation device 2 includes the first driving mechanism and filter Bucket 203.First driving mechanism includes first motor 201 and first gear 202, and first motor 201 is clockwise and anticlockwise motor, and first Motor 201 is fixed by screws in the outside of the top plate of pretreatment pool 1, and the shaft of first motor 201 passes through pre- place straight down The top plate in pond 1 is managed, the part that the shaft of first motor 201 is located at below the top plate of pretreatment pool 1 has been fixedly and coaxially connected first Gear 202.
Drainage bucket 203 includes that the first part of integrally connected and second part, the first part of drainage bucket 203 are located at drainage The top of the second part of bucket 203.
The first part of drainage bucket 203 is the hollow funnel that surrounds of wall surface, funnelform design can allow sewage along The second part of wall surface inflow drainage bucket 203.The fixed company of the inner wall of the upper end of the first part of drainage bucket 203 and the outer ring of bearing It connects, the inner ring of bearing is fixedly connected with the outer wall of water inlet retaining ring 102.It is solid on the outer wall of the upper end of the first part of drainage bucket 203 Surely it is provided with the first gear ring 204, the first gear ring 204 is engaged with first gear 202.
The second part of drainage bucket 203 is the hollow cylinder that surrounds of wall surface, on the wall surface of the second part of drainage bucket 203 Equipped with several leakage holes 205, the shape of leakage hole 205 is circle.When drainage bucket 203 rotates, positioned at the of drainage bucket 203 The sewage of two parts enters pretreatment pool 1 from leakage hole 205 under the influence of centrifugal force.The lower section of several leakage holes 205 It is fixedly connected with a circle on outer wall and blocks inclined-plane 206.
The notch there are two triangle, two bottoms of two notches are oppositely arranged on the wall surface of the lower end of drainage bucket 203 The distance between angular vertex is consistent with the diameter of the second part of drainage bucket 203.The lower section of two notches is equipped with two pieces of semicircles Shutter 207, the both ends on the diameter side of two pieces of shutters 207 are hinged with the vertex of two notches respectively.Two pieces of shutters 207 One end far from respective hinged place one piece of weight 208 is fixedly connected with by waterproof nylon, weight 208 has rubber for outer layer covers The steel ball of glue.When drainage bucket 203 rotates, two weights 208 can rotate under the influence of centrifugal force.Two weights 208 are rotating Certain height can be risen in the process, two pieces of shutters 207 being connect with two weights 208 can with the rising of weight 208 and Two notches are blocked, sewage is avoided to fall from notch, improve the transformation efficiency of sewage in separation of solid and liquid process.
It, can be along first of drainage bucket 203 by the filtered sewage of coarse filtration plate 103 when solid-liquid separation device 2 rotates Divide the second part into drainage bucket 203.Sewage enters after the second part of drainage bucket 203, can under the influence of centrifugal force It is leaked out from leakage hole 205, and the big impurity of volume ratio leakage hole 205 present in sewage would not be leaked out from leakage hole 205. Two pieces of shutters 207 can prevent sewage from leaking out from notch, improve sewage conversion ratio.First motor 201 is clockwise and anticlockwise motor, when When one motor 201 is in positive and negative rotation staggered time, two weights 208 again can be sagging because of gravity, two pieces of shutters 207 no longer block two notches, also can not can leave drainage bucket from two notches by the impurity of leakage hole 205 in sewage 203 second part.The upper surface for blocking inclined-plane 206 can allow the sewage of leakage to flow into pretreatment pool 1, block inclined-plane 206 Lower surface can limit the rising heights of two weights 208, avoid them from influencing separation of solid and liquid process.
The part that pretreatment pool 1 is located at 104 lower section of discharge port is recessed upwards forms a discharging cavity 105, and discharge cavity 105 form with the side of sewage disposal device and are open.It dashes forward upwards the part that discharging cavity 105 is located at 2 lower section of solid-liquid separation device Rising has a discharge port 104, and discharge port 104 is equipped with upper and lower two openings, and the impurity left from the second part of drainage bucket 203 can be from Discharge port 104 enters discharging cavity 105.User can place the container for storing sundries in discharging cavity 105, be used for Collect and handle the impurity generated in separation of solid and liquid process.
The side of pretreatment pool 1 is arranged in anoxic pond 3, and anoxic pond 3 includes the first anoxic separated by first partition 303 Culture has anaerobic bacteria in pond 301 and the second anoxic pond 304, the first anoxic pond 301 and the second anoxic pond 304.First anoxic pond 301 Relative to the second anoxic pond 304 close to pretreatment pool 1, the first anoxic pond 301 is connected by the first water delivery mechanism 4 with pretreatment pool 1 It is logical.
First water delivery mechanism 4 includes the first suction pump 401, the first connecting tube 402 and the second connecting tube 403.First connection Pipe 402 and the second connecting tube 403 include two parts of vertical end and horizontally disposed horizontal ends being vertically arranged.First connection In the vertical end insertion pretreatment pool 1 of pipe 402, the pump mouth of the horizontal ends of the first connecting tube 402 and the first suction pump 401 connects It connects.The horizontal ends of second connecting tube 403 are connect with the water outlet of the first suction pump 401, the vertical end insertion of the first connecting tube 402 In first anoxic pond 301.
First partition 303 is equipped with the first overflow port 302, and the height of the first anoxic pond 301 is higher than the second anoxic pond 304 Highly, sewage can enter the second anoxic pond 304 by the first overflow port 302 after filling the first anoxic pond 301.First anoxic Pond 301 and the second anoxic pond 304 can extend processing time of the sewage in anoxic pond 3.Anaerobic bacteria in anoxic pond 3 can allow The hydrolysis of organic matter sounding, acidification and methanation reaction in sewage, remove the organic matter in sewage, sewage is in aerobic tank for after Processing in 7 is laid the groundwork.
Aeration tank 5 is located at the side far from the first anoxic pond 301 of the second anoxic pond 304, and aeration tank 5 passes through second partition 306 and second anoxic pond 304 separate, the second overflow port 305 is equipped with above second partition 306.Aeration tank 5 includes third partition 501, the 4th partition 503 and aeration mechanism 6, third partition 501 are located at aeration tank 5 close to the position of second partition 306, third every First passage 502 is equipped with below plate 501.Aeration tank 5 passes through the second overflow port 305 and first passage 502 and the second anoxic pond 304 Connection, sewage can enter aeration tank 5 from the second overflow port 305 and first passage 502 after filling the second anoxic pond 304.
4th partition 503 is side wall of the aeration tank 5 far from 304 side of the second anoxic pond, and the is equipped with below the 4th partition 503 Two channels 504.It is aerated mechanism 6 to be arranged between third partition 501 and the 4th partition 503, for generating the aeration mechanism 6 of oxygen Spray can be evoked at work, third partition 501 can prevent spray from entering in the second anoxic pond 304, prevent the anoxic of sewage Treatment process is affected.
If be aerated mechanism 6 include the second motor 601, rotary shaft 602, several first connecting rods 603, first shell 604, Dry root jet pipe 605, second shell 606, entry impeller 607, third shell 608 and water inlet impeller 609.
Second motor 601 is screwed the upper end that the top plate of aeration tank 5 is arranged in, and the shaft of the second motor 601 is perpendicular Directly it is passed down through the top plate of aeration tank 5.Rotary shaft 602 is vertically arranged in the lower section of the second motor 601, the upper end of rotary shaft 602 Coaxially fixed with the shaft of the second motor 601, be fixedly connected with from top to bottom in rotary shaft 602 several first connecting rods 603, Entry impeller 607 and water inlet impeller 609.
Several first connecting rods 603 are the steel cylindrical tube being made of stainless steel, and several first connecting rods 603 are in It is radial to be distributed in rotary shaft 602.Several first connecting rods 603 are obliquely installed, the upper end of first connecting rod 603 and rotation Shaft 602 is fixedly connected, and the lower end of first connecting rod 603 is stretched out to the obliquely downward of the side far from rotary shaft 602.
First shell 604 is the consistent hollow cylinder of shape up and down surrounded by the stainless steel wall surface of rectangle, first shell Body 604 is vertically arranged in water.The upper edge of first shell 604 is fixedly connected with the lower end of first connecting rod 603.
Several jet pipes 605 radially distribute in first shell 604, and jet pipe 605 includes the water of integrally connected The section of flat pipe and tipping tube, horizontal tube and tipping tube is circle, and the free end of horizontal tube and tipping tube is respectively formed opening.Water The junction of flat pipe and tipping tube with first shell 604 is closed is fixedly connected, horizontal tube is located in the cavity of first shell 604, The free end of tipping tube is stretched out from the junction of horizontal tube and tipping tube to the oblique upper of the side far from first shell 604.
Second shell 606 is the hollow round table surrounded by thin-walled, the tilt angle of the wall surface of second shell 606 with several The tilt angle of first connecting rod 603 is consistent, and the outer wall of second shell 606 is fixedly connected with several first connecting rods 603, into Gas impeller 607 is located in the cavity of second shell 606.
Third shell 608 is located at the lower section of first shell 604, and third shell 608 is the hollow circuit cylinder that rectangle wall surface surrounds. The inner wall of third shell 608 is equipped with bearing, and the inner wall of third shell 608 is fixedly connected with the outer ring of bearing, the inner ring of bearing It is fixedly connected with the outer ring of first shell 604.Water inlet impeller 609 is located in the cavity of third shell 608, and water inlet impeller 609 is same Axis is fixed at the lower end of rotary shaft 602.
Second motor 601 is powered after starting, and the shaft rotation of the second motor 601 drives the rotary shaft of co-axial connection 602 rotations.The first connecting rod 603 that is fixedly connected with rotary shaft 602, entry impeller 607 and water inlet impeller 609 rotate, with the First shell 604 and second shell 606 rotation that one connecting rod 603 is fixedly connected, the jet stream being fixedly connected with first shell 604 Pipe 605 rotates.Entry impeller 607 and second shell 606 allow the air content in first shell 604 to increase, jet pipe 605 and the One shell 604 allows sewage sufficiently to mix with air.The water flow that mixed gas finishes also is thrown away aeration mechanism 6 by jet pipe 605, is improved and is exposed The whole oxygen content in gas pond 5.Impeller 609 of intaking then in the cavity of sewage transport to first shell 604, will constantly improve entire expose The oxygen content in gas pond 5.
It is fixed with a circle floating portion 6010 on 604 outer wall of first shell, is equipped with and first shell 604 below floating portion 6010 Several connection chains being fixedly connected, first shell 604 are connect by connection chain with third partition 501 and the 4th partition 503.Drift Floating portion 6010 can with but be not limited only to foam, by adjusting the size and location in floating portion 6010, user can will expose The horizontal ends of the jet pipe 605 of mechanism of qi structure 6 are adjusted into sewage by the position of approximately level, and aeration effect is allowed to maximize.Connection chain Adopt made of plastic, connection chain can limit position of the aeration mechanism 6 in aeration tank 5.
Aerobic tank 7 is located at aeration tank 5 close to the side of the 4th partition 503, and aerobic tank 7 passes through second channel 504 and aeration Pond 5 is connected to, and the sewage in aeration tank 5 full of oxygen can enter aerobic tank 7 from second channel 504.Culture has nitre in aerobic tank 7 Change bacterium, the carbon oxidized compound in organic matter can be oxidized to carbon dioxide and water, nitrogen is oxidized to by nitrifier P elements are oxidized to phosphate radical by nitrite nitrogen and nitrate nitrogen, the organic matter being further reduced in sewage.
Filtering ponds 8 are located at side of the aerobic tank 7 far from second channel 504, filtering ponds 8 by third overflow port 702 with it is good Oxygen pond 7 is connected to.The height of the partition of 702 lower section of third overflow port is lower than the height of second partition 306, the water dress in aeration tank 5 It can be flowed into filtering ponds 8 from third overflow port 702 after full.Filtering ponds 8 include filter mechanism, and filter mechanism includes filtration module 801 and filter vat 802.
Filtration module 801 is vertically arranged in filter vat 802 close to the side of third overflow port 702, and filtration module 801 includes Several filter membranes being vertically arranged, filter membrane are MBR film.It flows into the sewage of filtering ponds 8 and contains by third overflow port 702 Sludge can be stopped one far from filter vat 802 in filtration module 801 by the sludge generated after Aerobic Process for Treatment, filtration module 801 Side.
Filter vat 802 includes outer barrel layer 8021, the first filter layer 8022, the second filter layer being vertically arranged from outside to inside 8023 and interior bucket layer 8024.Outer barrel layer 8021 and interior bucket layer 8024 are equipped with several through-holes, and the inside of interior bucket layer 8024 is net Water capacity chamber, the first filter layer 8022 are active carbon layer, and the second filter layer 8023 is spongy layer, the first filter layer 8022 and the second mistake The ratio between thickness of filtering layer 8023 is 2: 1.
The second water delivery mechanism 9 is provided with above water purification cavity, the second water delivery mechanism 9 includes the second suction pump 901, third company Adapter tube 902 and the 4th connecting tube 903.Third connecting tube 902 and the 4th connecting tube 903 are L-shaped pipeline, third connecting tube 902 and the 4th connecting tube 903 include horizontally disposed horizontal tube and the vertical pipe that is vertically arranged.Third connecting tube 902 is erected The lower end of straight tube is protruded into water purification cavity, and the pump mouth of the horizontal tube of third connecting tube 902 and the second suction pump 901 is fixed to be connected It connects, the horizontal tube of the 4th connecting tube 903 is connect with the water outlet of the second suction pump 901, and the vertical end of the 4th connecting tube 903 is located at Side of the filtering ponds 8 far from 7 side of aerobic tank.
This sewage-treatment plant can improve the conversion ratio of sewage when being separated by solid-liquid separation.First electricity of positive and negative rotation Machine 201 can allow drainage bucket 203 successively to prolong to be rotated clockwise and anticlockwise, the sundries in sewage is avoided to be attached to drainage bucket On 203.The impurity that the design of discharge port 104 and discharging cavity 105 is separated from sewage convenient for users to cleaning.First lacks Oxygen pond 301 and the second anoxic pond 304 can provide sufficient anoxic treatment time and anoxic treatment space to sewage.Aeration tank 5 It is connected to aerobic tank 7 by second channel 504, can guarantee the oxygen for having sufficient in the sewage in aerobic tank 7.Filter mechanism energy It is enough that sewage after treatment is subjected to secondary filter, it is user-friendly for the processing of the next stage of sewage.When second defeated When water dispenser structure 9 extracts the water in water purification cavity out, 802 inside and outside of filter vat generates differential water pressures, and external hydraulic pressure makes way for water purification Sewage outside bucket is entered in water purification cavity by the first filter layer 8022 and the second filter layer 8023, realizes the automatic of sewage Filtering.
Reflux mechanism 10 is equipped with according to other embodiment, between filtering ponds 8 and anoxic pond 3, reflux mechanism 10 includes dirt Mud reflux pump 1001, the 5th connecting tube 1002 and the 6th connecting tube 1003, sludge reflux pump 1001 are fixed by screws in filtering The upper end of the top plate in pond 8.5th connecting tube 1002 and the 6th connecting tube 1003 are L shape pipeline, the 5th connecting tube 1002 and Six connecting tubes 1003 include the vertical pipe being vertically arranged and horizontally disposed horizontal tube.The vertical end of 5th connecting tube 1002 The lower section of side of the filtration module 801 far from filter vat 802, the horizontal tube and sludge reflux of the 5th connecting tube 1002 are protruded into lower end The input pipe of pump 1001 is fixedly connected.The horizontal tube of 6th connecting tube 1003 and the fixed company of the efferent duct of sludge reflux pump 1001 It connects, the vertical pipe of the 6th connecting tube 1003 is inserted into the first anoxic pond 301.Reflux mechanism 10 will be filtered out in filtering ponds 8 to be come Sludge be thrown in the first anoxic pond 301.The nitrate anion and nitrite anions generated when being rich in Aerobic Process for Treatment in sludge, by sludge The nitrogen content in sewage can be reduced by nitrate anion and transforming nitrite at nitrogen by being back to anoxic pond 3.
According to other embodiment, launching in aerobic tank 7 has suspension ball 701, and the surface of suspension ball 701 is beneficial to micro- The biomembrane of biological growth.
In the present embodiment, filter plate 505 is equipped at second channel 504, filter plate 505 can be to avoid in aerobic tank 7 Sludge and suspension ball 701 enter in aeration tank 5, affect to the normal work of aeration mechanism 6.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example Point is included at least one embodiment or example of the invention.In the present specification, not to the schematic representation of the term Centainly refer to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be any One or more embodiment or examples in can be combined in any suitable manner.
Taking the above-mentioned ideal embodiment according to the present invention as inspiration, by above-mentioned summary of the invention, relevant staff is complete Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention Property range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.

Claims (7)

1. a kind of sewage disposal device characterized by comprising
Pretreatment pool, the upper end of the pretreatment tank are equipped with water inlet, are fixedly installed solid-liquid separating machine below the water inlet Structure, the solid-liquid separation device from sewage for separating large granular impurity macroscopic in sewage, the pre- place Reason pond, which is located at the part protrusion below the solid-liquid separation device, discharge port, and the pretreatment tank is located at below the discharge port Part be recessed upwards formed a discharging cavity, it is described discharging cavity and the sewage disposal device side formed opening;
The side of the pretreatment tank is arranged in anoxic pond, the anoxic pond, and the anoxic pond includes being separated by first partition The first anoxic pond and the second anoxic pond, first anoxic pond is connected to by the first water delivery mechanism with the pretreatment tank, institute It states the second anoxic pond and is located at the side of first anoxic pond far from the pretreatment tank, the first partition is equipped with first and overflows Head piece, the height of first anoxic pond are higher than the height of second anoxic pond, first anoxic pond and the second anoxic pond Inside culture has anaerobic bacteria;
Aeration tank, the aeration tank are located at the side far from first anoxic pond of second anoxic pond and by second Partition and second anoxic pond separate, and are equipped with the second overflow port above the second partition, the aeration tank include third every Plate, the 4th partition and aeration mechanism, the third partition are located at the aeration tank close to the position of the second partition, and described the First passage is equipped with below three partitions, the 4th partition is side wall of the aeration tank far from second anoxic pond side, Second channel is equipped with below 4th partition, the aeration tank passes through the second overflow port and first passage and second anoxic Pond connection, the aeration mechanism are arranged between the third partition and the 4th partition, and the aeration mechanism is described for increasing The oxygen content of sewage in aeration tank;
Aerobic tank, the aerobic tank are located at the aeration tank close to the side of the 4th partition, and the aerobic tank passes through described Second channel is connected to the aeration tank, and culture has nitrifier in the aerobic tank;
Filtering ponds, the filtering ponds are located at side of the aerobic tank far from the second channel, and the filtering ponds pass through third Overflow port is connected to the aerobic tank, and reflux mechanism is equipped between the filtering ponds and the anoxic pond, and the filtering ponds include Filter mechanism, the filter mechanism are equipped with second for being stored after sewage water filtration into water purification cavity above the filtering ponds Water delivery mechanism, second water delivery mechanism are used to extract out in the water in the water purification cavity.
2. a kind of sewage disposal device as described in claim 1, it is characterised in that: the solid-liquid separation device includes the first drive Motivation structure and drainage bucket;
First driving mechanism includes first motor and first gear, and the first motor is fixed at the pretreatment tank Upper end outside, the shaft of the first motor passes through the upper end of the pretreatment tank straight down, the first gear with The shaft of the first motor is fixedly and coaxially connected;
The water inlet is equipped with water inlet retaining ring, is equipped with one block of coarse filtration plate in the water inlet retaining ring, the upper end of the drainage bucket Inner wall is rotatablely connected by the outer wall of bearing and the water inlet retaining ring, and the is fixedly installed on the outer wall of the upper end of the drainage bucket One gear ring, first gear ring are engaged with the first gear;
The bucket wall of the drainage bucket is equipped with several leakage holes, is fixedly connected on the outer wall of the lower section of several leakage holes Block inclined-plane;
The notch there are two triangle is oppositely arranged on the wall surface of the lower end of the drainage bucket, the lower section of two notches is equipped with two The both ends of the semicircular shutter of block, the diameter side of two pieces of shutters are hinged with the vertex of two notches respectively, and two One end far from respective hinged place of shutter described in block is fixedly connected with one piece of weight by wire rod.
3. a kind of sewage disposal device as claimed in claim 2, it is characterised in that: the aeration mechanism including the second motor, Rotary shaft, several first connecting rods, first shell, several jet pipes, second shell, entry impeller, third shell and into Water impeller, second motor are fixed at the top of the aeration tank, and the shaft of second motor is arranged straight down, The rotary shaft is vertically arranged in the lower section of second motor, and the upper end of the rotary shaft and the shaft of second motor are same Axis is fixed, and is fixedly connected with several first connecting rods, entry impeller and water inlet impeller in the rotary shaft from top to bottom;
Several first connecting rods are radial to be fixedly connected in the rotary shaft, and the first shell is fixed at The lower section of several first connecting rods, the jet pipe is radial to be fixed in the first shell, described to penetrate Flow tube includes the horizontal tube and tipping tube of integrally connected, and the horizontal tube passes through the first shell and to the first shell The junction of interior stretching, the horizontal tube and tipping tube is fixedly connected with the first shell, and the tipping tube is far from described One end of one shell is stretched out from the junction of the horizontal tube and tipping tube to the oblique upper of the side far from the first shell, The free end of the horizontal tube and tipping tube is respectively formed opening;
The second shell is located at the lower section of the first connecting rod, and the outer wall of the second shell connects with several described first Extension bar is fixedly connected, and the intake air impeller is located in the cavity of the second shell;
The third shell is located at the lower section of the first shell, and the inner wall of the third shell passes through bearing and the first shell The outer wall of body is rotatablely connected, and the water inlet impeller is located in the cavity of the third shell;
It is fixed with a circle floating portion on the first shell outer wall, is equipped with below the floating portion and the fixed company of the first shell Several connection chains connect, the first shell are connect by the connection chain with the third partition and the 4th partition.
4. a kind of sewage disposal device as claimed in claim 3, it is characterised in that: the filter mechanism include filtration module and Filter vat;
The filtration module is vertically arranged in the filter vat close to the side of the third overflow port, and the filtration module includes Several filter membranes being vertically arranged;
The filter vat includes the outer barrel layer being vertically arranged from outside to inside, the first filter layer, the second filter layer and interior bucket layer, described Outer barrel layer and interior bucket layer are equipped with several through-holes, and the inside of the interior bucket layer is the water purification cavity, first filter layer For active carbon layer, second filter layer is spongy layer, and the ratio between first filter layer and the thickness of the second filter layer are 2: 1.
5. a kind of sewage disposal device as claimed in claim 4, it is characterised in that: first water delivery mechanism includes the first pumping Water pump, the first connecting tube and the second connecting tube, the pretreatment tank are drawn water by the first connecting tube and first suction pump Mouth connection, first anoxic pond are connected to by the second connecting tube with the water outlet of first suction pump;
Second water delivery mechanism includes the second suction pump, third connecting tube and the 4th connecting tube, and the water purification cavity passes through the Three connecting tubes are connected to the pump mouth of second suction pump, and the water outlet of the 4th connecting tube and second suction pump is solid Fixed connection;
The reflux mechanism includes sludge reflux pump, the 5th connecting tube and the 6th connecting tube, and the filtering ponds pass through the described 5th Connecting tube is connected to the sludge reflux pump, and the sludge reflux pump is connected by the 6th connecting tube and first anoxic pond It is logical.
6. a kind of sewage disposal device as claimed in claim 5, it is characterised in that: be equipped with filtering at the second channel Plate.
7. a kind of sewage disposal device as claimed in claim 6, it is characterised in that: launching in the aerobic tank has suspension ball.
CN201910451572.4A 2019-05-28 2019-05-28 A kind of sewage disposal device Pending CN110054367A (en)

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Application Number Priority Date Filing Date Title
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CN111470631A (en) * 2020-05-20 2020-07-31 兰州交通大学 Constructed wetland system and method for tail water treatment of sewage treatment plant
CN116119820A (en) * 2023-02-28 2023-05-16 山东一普环境科技有限公司 Point-to-point rotary mixing type anaerobic water distribution device

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