CN206858369U - A kind of biological sewage treatment device - Google Patents

A kind of biological sewage treatment device Download PDF

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Publication number
CN206858369U
CN206858369U CN201720716768.8U CN201720716768U CN206858369U CN 206858369 U CN206858369 U CN 206858369U CN 201720716768 U CN201720716768 U CN 201720716768U CN 206858369 U CN206858369 U CN 206858369U
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CN
China
Prior art keywords
aeration tank
anaerobic pond
agitating shaft
treatment device
sewage treatment
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.)
Expired - Fee Related
Application number
CN201720716768.8U
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Chinese (zh)
Inventor
纳丽萍
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Northwest Minzu University
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Northwest Minzu University
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Filing date
Publication date
Application filed by Northwest Minzu University filed Critical Northwest Minzu University
Priority to CN201720716768.8U priority Critical patent/CN206858369U/en
Application granted granted Critical
Publication of CN206858369U publication Critical patent/CN206858369U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of biological sewage treatment device, including filtering ponds, anaerobic pond, aeration tank and inclined-plate clarifying basin;Water inlet pipe is communicated with the right side of the filtering ponds, the bottom of filtering ponds is also installed with water pump, and the water side of water pump is connected by the first water pipe with the anaerobic pond;The anaerobic pond is connected by U-tube with the aeration tank;The aeration tank is internally provided with agitating shaft, and agitating shaft is provided with some paddles, and paddle is connected with agitating shaft;The aeration tank is connected by the second water pipe with inclined-plate clarifying basin, and delivery port is communicated with the right side of inclined-plate clarifying basin.The utility model connects aeration tank with anaerobic pond by U-tube, avoids the oxygen in aeration tank from entering the inside of anaerobic pond, ensures the anaerobic environment in anaerobic pond, improves treatment effect;The agitating shaft and paddle of hollow structure are also provided with aeration tank, makes microorganism fully and waste water, improves aeration effect.

Description

A kind of biological sewage treatment device
Technical field
A kind of sewage-treatment plant is the utility model is related to, specifically a kind of biological sewage treatment device.
Background technology
Sewage Biological Treatment is the side being most widely used in Modern sewage processing using the method processing sewage of biology One of method.Sewage Biological Treatment is that a kind of effective ways of dirty organic pollutants are removed using microorganism, is current organic The main path of sewage disposal, particularly city domestic sewage processing.Its process be an external interference is strong, time variation is strong, Coupling is strong, nonlinear complicated dynamic biological chemical process.
Existing biological sewage treatment device dirty removal capacities are general, and the aeration effect particularly in aeration tank is poor, sewage In organic matter cannot sufficiently decompose;Anaerobic pond and aeration tank are directly passed through straight water by some existing sewage-treatment plants Pipe connects together, and in sewage disposal process, the oxygen in aeration tank enters in anaerobic pond easily by straight water pipe, influences anaerobic pond Middle microorganism decomposition organic matter, reduce wastewater treatment efficiency.
Utility model content
The purpose of this utility model is to provide a kind of biological sewage treatment device, to solve to propose in above-mentioned background technology The problem of.
To achieve the above object, the utility model provides following technical scheme:
A kind of biological sewage treatment device, including filtering ponds, anaerobic pond, aeration tank and inclined-plate clarifying basin;The filtering ponds Right side be communicated with water inlet pipe, the bottom of filtering ponds is also installed with water pump, and the water side of water pump passes through the first water pipe and institute State anaerobic pond connection;The anaerobic pond is connected by U-tube with the aeration tank;The aeration tank is internally provided with stirring Axle, the both sides of agitating shaft are symmetrically arranged with some paddles, and agitating shaft and paddle are hollow structure, and paddle and stirring Axle is connected, and blast pipe is additionally provided with the upside of aeration tank, the inside of agitating shaft is stretched into the lower end of blast pipe, and blast pipe is with stirring The inside for mixing axle is connected;The paddle is cylindrical structure, and some through holes are uniformly offered on paddle;The aeration tank Connected by the second water pipe with inclined-plate clarifying basin, the inside of inclined-plate clarifying basin is installed with swash plate, the right side of inclined-plate clarifying basin It is communicated with delivery port.
As further program of the utility model:The inside of the filtering ponds be sequentially installed with from top to bottom coarse rack and Fine fack.
As the utility model further scheme:Exhaust outlet is provided with the top of the anaerobic pond.
As the utility model further scheme:The bottom of the anaerobic pond is additionally provided with first and draws mouth clearly.
As the utility model further scheme:The bottom of the aeration tank, which is additionally provided with, drives what agitating shaft rotated Stirring motor.
As the utility model further scheme:The bottom of the inclined-plate clarifying basin is provided with second and draws mouth clearly.
Compared with prior art, the beneficial effects of the utility model are:Aeration tank and anaerobic pond are passed through U by the utility model Type pipe connects, and avoids the oxygen in aeration tank from entering the inside of anaerobic pond, ensures the anaerobic environment in anaerobic pond, improves processing effect Fruit;The agitating shaft and paddle of hollow structure are also provided with aeration tank, makes microorganism fully and waste water, raising is aerated Effect.
Brief description of the drawings
Fig. 1 is the structural representation of biological sewage treatment device.
Fig. 2 is the structural representation of agitating shaft in biological sewage treatment device.
In figure:1- filtering ponds, 2- fine facks, 3- coarse racks, 4- water inlet pipes, the water pipes of 5- first, 6- exhaust outlets, 7- water pumps, 8- anaerobic ponds, 9- first draw clearly mouth, 10-U types water pipe, 11- aeration tanks, 12- agitating shafts, 13- stirring motors, the water pipes of 14- second, 15- inclined-plate clarifying basins, 16- swash plates, 17- second draw clearly mouth, 18- delivery ports, 19- paddles, 20- through holes, 21- blast pipes.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belong to the scope of the utility model protection.
Refer to Fig. 1~2, in the utility model embodiment, a kind of biological sewage treatment device, including filtering ponds 1, anaerobism Pond 8, aeration tank 11 and inclined-plate clarifying basin 15;The inside of the filtering ponds 1 is sequentially installed with coarse rack 3 and thin lattice from top to bottom Grid 2, to filter off the bulky grain dirt removed in sewage, the right side of filtering ponds 1 is communicated with water inlet pipe 4, is discharged into so as to sewage, The bottom of filtering ponds 1 is also installed with water pump 7, and the water side of water pump 7 is connected by the first water pipe 5 with the anaerobic pond 8, So as to which the sewage after filtering is pumped into anaerobic pond 8;Some anaerobes are contained in the inside of the anaerobic pond 8, so as to dirt Organic matter in water decomposed, is acidified and methanation, and the preliminary organic matter removed in sewage, the top of anaerobic pond 8 is provided with Exhaust outlet 6, to discharge the methane gas in anaerobic pond 8, the bottom of anaerobic pond 8 is additionally provided with first and draws mouth 9 clearly, is detested with cleaning The dirt of the bottom of oxygen pond 8;The anaerobic pond 8 is connected by U-tube 10 with the aeration tank 11, the bend pipe structure in U-tube 10 It can prevent the oxygen in aeration tank 11 from entering the inside of anaerobic pond 8, ensure the anaerobic environment inside anaerobic pond 8;The aeration Pond 11 is internally provided with agitating shaft 12, and the both sides of agitating shaft 12 are symmetrically arranged with some paddles 19, agitating shaft 12 and stirring Leaf 19 is hollow structure, and paddle 19 is connected with agitating shaft 12, and the upside of aeration tank 11 is additionally provided with blast pipe 21, enters The inside of agitating shaft 12 is stretched into the lower end of airduct 21, and blast pipe 21 is connected with the inside of agitating shaft 12, so as to which air is sent Enter the inside of agitating shaft 12, and then be sent into the inside of paddle 19;The paddle 19 is cylindrical structure, and on paddle 19 Some through holes 20 are uniformly offered, so as to which the air in paddle 19 is sent into aeration tank 11;The bottom of the aeration tank 11 The stirring motor 13 for driving agitating shaft 12 to rotate is additionally provided with, stirring motor 13 drives agitating shaft 12 in the inside of aeration tank 11 Rotate, so that sewage fully contacts with aerobic bacteria, the organic matter in sewage is further decomposed, it is at the same time, oxygen-containing Air enters the inside of aeration tank 11 from blast pipe 21 and paddle 19, and abundant oxygen is provided for aerobic bacteria, improves organic The efficiency of thing decomposition reaction;The aeration tank 11 is connected by the second water pipe 14 with inclined-plate clarifying basin 15, inclined-plate clarifying basin 15 Inside is installed with swash plate 16, and to separate the solid residue such as sludge in sewage, the bottom of inclined-plate clarifying basin 15 is additionally provided with Two draw mouth 17 clearly, and to be cleaned to inclined-plate clarifying basin 15, the right side of inclined-plate clarifying basin 15 is also communicated with delivery port 18, so as to Sewage after discharge processing.
Operation principle of the present utility model is:The biological sewage treatment device, from water inlet pipe 4 to the inside of filtering ponds 1 Pending sewage is passed through, for sewage successively after coarse rack 3 and fine fack 2 filter, sewage is pumped into anaerobic pond 8 by water pump 7 It is internal;Some anaerobes are contained in the inside of anaerobic pond 8, and anaerobe is decomposed to the organic matter in sewage, is acidified And methanation, the preliminary organic matter removed in sewage;Sewage enters Aerobic Pond by the overflow of U type pipes after the processing of anaerobic pond 8 11 inside, stirring motor 13 is opened, and oxygen-containing air is passed through from blast pipe 21, stirring motor 13 drives agitating shaft 12 exposing The inner rotation in gas pond 11, so that sewage fully contacts with aerobic bacteria, the organic matter in sewage is set further to be decomposed, with This simultaneously, oxygen-containing air from blast pipe 21 and paddle 19 enter aeration tank 11 inside, abundant oxygen is provided for aerobic bacteria Gas, improve the efficiency of organic matter decomposition reaction;Sewage after biological respinse is entered in inclined-plate clarifying basin 15 by overflow The solid residue such as portion, the sludge in sewage is deposited in the bottom of inclined-plate clarifying basin 15, and the sewage after processing passes through the row of delivery port 18 Go out.After sewage-treatment plant uses a period of time, opening first, draw mouth 9 and second draws mouth 17 clearly clearly, respectively to the bottom of anaerobic pond 8 Portion and the bottom of inclined-plate clarifying basin 15 are cleaned.
The utility model connects aeration tank with anaerobic pond by U-tube, avoids the oxygen in aeration tank from entering anaerobic pond Inside, ensure anaerobic pond in anaerobic environment, improve treatment effect;The agitating shaft of hollow structure is also provided with aeration tank And paddle, make microorganism fully and waste water, improve aeration effect.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and And in the case of without departing substantially from spirit or essential attributes of the present utility model, it can realize that this practicality is new in other specific forms Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art It is appreciated that other embodiment.

Claims (6)

  1. A kind of 1. biological sewage treatment device, it is characterised in that including filtering ponds (1), anaerobic pond (8), aeration tank (11) and tiltedly Plate sedimentation basin (15);Water inlet pipe (4) is communicated with the right side of the filtering ponds (1), the bottom of filtering ponds (1) is also installed with water Pump (7), the water side of water pump (7) are connected by the first water pipe (5) with the anaerobic pond (8);The anaerobic pond (8) is by U-shaped Pipe (10) connects with the aeration tank (11);The aeration tank (11) is internally provided with agitating shaft (12), agitating shaft (12) Both sides are symmetrically arranged with some paddles (19), and agitating shaft (12) and paddle (19) are hollow structure, and paddle (19) It is connected with agitating shaft (12), blast pipe (21) is additionally provided with the upside of aeration tank (11), the lower end of blast pipe (21), which is stretched into, is stirred The inside of axle (12) is mixed, and blast pipe (21) is connected with the inside of agitating shaft (12);The paddle (19) is cylindrical structure, And some through holes (20) are uniformly offered on paddle (19);The aeration tank (11) passes through the second water pipe (14) and sloping plate deposition Pond (15) connects, and the inside of inclined-plate clarifying basin (15) is installed with swash plate (16), and inclined-plate clarifying basin is communicated with the right side of (15) Delivery port (18).
  2. 2. biological sewage treatment device according to claim 1, it is characterised in that the inside of the filtering ponds (1) is from upper Coarse rack (3) and fine fack (2) are sequentially installed with.
  3. 3. biological sewage treatment device according to claim 1, it is characterised in that the top of the anaerobic pond (8) is set There is exhaust outlet (6).
  4. 4. biological sewage treatment device according to claim 1, it is characterised in that the bottom of the anaerobic pond (8) is also set It is equipped with first and draws mouth (9) clearly.
  5. 5. biological sewage treatment device according to claim 1, it is characterised in that the bottom of the aeration tank (11) is also set It is equipped with the stirring motor (13) for driving agitating shaft (12) to rotate.
  6. 6. biological sewage treatment device according to claim 1, it is characterised in that the bottom of the inclined-plate clarifying basin (15) It is provided with second and draws mouth (17) clearly.
CN201720716768.8U 2017-06-20 2017-06-20 A kind of biological sewage treatment device Expired - Fee Related CN206858369U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720716768.8U CN206858369U (en) 2017-06-20 2017-06-20 A kind of biological sewage treatment device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720716768.8U CN206858369U (en) 2017-06-20 2017-06-20 A kind of biological sewage treatment device

Publications (1)

Publication Number Publication Date
CN206858369U true CN206858369U (en) 2018-01-09

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720716768.8U Expired - Fee Related CN206858369U (en) 2017-06-20 2017-06-20 A kind of biological sewage treatment device

Country Status (1)

Country Link
CN (1) CN206858369U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109970285A (en) * 2019-04-28 2019-07-05 广东宏绿环保实业有限公司 A kind of integrated sewage treatment device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109970285A (en) * 2019-04-28 2019-07-05 广东宏绿环保实业有限公司 A kind of integrated sewage treatment device

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CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180109

Termination date: 20210620