CN208378525U - A kind of anaerobic processing device of breeding wastewater - Google Patents
A kind of anaerobic processing device of breeding wastewater Download PDFInfo
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- CN208378525U CN208378525U CN201820616508.8U CN201820616508U CN208378525U CN 208378525 U CN208378525 U CN 208378525U CN 201820616508 U CN201820616508 U CN 201820616508U CN 208378525 U CN208378525 U CN 208378525U
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Abstract
The utility model discloses a kind of breeding wastewater anaerobic processing devices, including breeding wastewater collecting pit, the water outlet of breeding wastewater collecting pit is connected to the water inlet of up flow anaerobic sludge blanket reactor, the water outlet of up flow anaerobic sludge blanket reactor is connected to the water inlet of sedimentation basin, the water outlet of sedimentation basin is connected to the water inlet of up flow anaerobic sludge blanket reactor, and the mud mouth of sludge concentration tank is connected to the mud inlet of plate and frame filter press；The mud mouth of up flow anaerobic sludge blanket reactor is connected to the mud inlet of sludge concentration tank, and the gas outlet of up flow anaerobic sludge blanket reactor is connected to the air inlet of moisture trap.The water inlet of up flow anaerobic sludge blanket reactor bottom, top water outlet in the utility model, the setting of water distribution system not only can guarantee coming into full contact with but also can prevent residue blocking water inlet line difficult to degrade into water and sludge, the upflow velocity for increasing reactor increases contact, mass transfer rate raising of the waste water with anaerobic species.
Description
Technical field
The utility model belongs to technical field of sewage, and in particular to a kind of breeding wastewater anaerobic processing device.
Background technique
Anaerobic biotreatment method is also known as " anaerobic digestion ", is a kind of organic contamination using in anaerobe degrading waste water
Object makes the bioremediation of purification of waste water.Its mechanism is to decompose the organic matter in sludge under the action of anaerobic bacteria, most
The gases such as methane and carbon dioxide are generated afterwards.Complete anaerobic digestion process divides three phases: the solid-state organic compound in 1. sludge
Object is dissolved by means of the extracellular hydrolase secreted out of from anaerobic bacteria, and enters cell by cell wall, in hydrolase
It is monosaccharide, amino acid, fatty acid etc. by polysaccharide, protein, lipolysis under catalytic action；2. under the action of acid-producing bacteria,
The product of first stage is further degraded to simple volatile organic acids, such as acetic acid, propionic acid, butyric acid；3. in methane backeria
Under the action of, methane and carbon dioxide is converted by the volatile acid that second stage generates.Influence factor has temperature, PH, nutriment, has
Machine-readable object, anaerobic environment.The advantages of anaerobic bio-treated: the removal rate of the little energy for the treatment of process consumption, organic matter is high, precipitating
Sludge it is few and be preferably dehydrated, pathogen can be killed, be not required to add the nutriments such as nitrogen, phosphorus.But anaerobic bacteria breeding is slower, it is right
Poisonous substance is sensitive, requires strictly environmental condition, product is commonly used for the place of high concentrated organic wastewater it is still necessary to need biological treatment in race
Reason.
It is existing cultivation factory's wastewater treatment anaerobic ferment devices have: up flow anaerobic sludge blanket reactor (UASB), completely
Hybrid anaeroic digestor (CSTR), up-flow anaerobic solids reactor (USR).It is divided, and divided according to the height of fermentation temperature
For normal temperature fermentation (15 DEG C~25 DEG C), mesophilic digestion (30 DEG C~35 DEG C), hot fermentation (50 DEG C~55 DEG C).
It is thoroughly mixed setting blender in the pond formula anaeroic digestor (CSTR), mud mixture in pond is stirred, instead
It answers to present substantially in device and is thoroughly mixed state, the mass transfer rate between anaerobic species and waste water is high, high treating effect, commonly used in place
Manage highly filled (TS content 7%~8%) or organic wastewater difficult to degrade；In the pond up-flow anaerobism fixed reactor (USR)
It is not provided with stirring, is suitable for the waste water of 3%~5% solid content of processing；Up flow anaerobic sludge blanket reactor (UASB) is suitble to place
Manage the more waste water of the dissolved pollutant of concentration of suspension lower (TS is less than 0.5%).
The common anaerobic ferment process of existing cultivation factory wastewater treatment is tradition UASB reactor.But the technique has following lack
Point: the contact that upflow velocity is lower, waste water is with anaerobic bacteria is not enough, mass transfer rate is not high.
Utility model content
To solve the above problems, the utility model provides a kind of breeding wastewater anaerobic processing device.
The purpose of this utility model is achieved in that
A kind of breeding wastewater anaerobic processing device, including breeding wastewater collecting pit, the water outlet of breeding wastewater collecting pit with
The water inlet of up flow anaerobic sludge blanket reactor is connected to, the water outlet of up flow anaerobic sludge blanket reactor and sedimentation basin into
Mouth of a river connection, the water outlet of sedimentation basin are connected to the water inlet of up flow anaerobic sludge blanket reactor, and the water outlet of sedimentation basin is also
It is connected to the water inlet of filter device, the mud mouth of sedimentation basin is connected to the mud inlet of sludge concentration tank, and sludge concentration tank goes out
Mud mouth is connected to the mud inlet of plate and frame filter press；The mud mouth of up flow anaerobic sludge blanket reactor and sludge concentration tank into mud
Mouth connection, the gas outlet of up flow anaerobic sludge blanket reactor are connected to the air inlet of moisture trap, and moisture trap goes out
Port is connected to double film biogas cabinets；The bottom of up flow anaerobic sludge blanket reactor is provided with water distribution system, and water distribution system includes
The main water inlet tube being arranged along the bottom surface axis of up flow anaerobic sludge blanket reactor and the water distribution branch pipe positioned at main water inlet tube two sides,
Water distribution branch pipe is connected to main water inlet tube, and water distributor is provided on water distribution branch pipe, and main water inlet tube passes through water inlet pipe and up-flow anaerobism
The water inlet of sludge bed reactor is connected to；The ullage of up flow anaerobic sludge blanket reactor is provided with three phase separator；It supports
It grows and is provided with water pump on the connecting pipe between wastewater collection pond and up flow anaerobic sludge blanket reactor.
The water outlet of the moisture trap is connected to the water inlet of up flow anaerobic sludge blanket reactor.
The three phase separator is baffle plate three phase separator.
The water distributor includes the vertical tube body being connected to the water outlet with water distribution branch pipe, the side annular of vertical tube body
Several water spray branch pipes are evenly distributed with and are communicated with, offer several hole for water sprayings on branch pipe of spraying water.
Compared with the existing technology, the up flow anaerobic sludge blanket reactor bottom water inlet in the utility model, top water outlet,
The setting of water distribution system, which not only can guarantee into water and sludge, comes into full contact with but also can prevent residue blocking water inlet line difficult to degrade, increases
The upflow velocity for having added reactor increases contact, mass transfer rate raising of the waste water with anaerobic species, so that it is anti-to improve anaerobism
Answer the organic matter removal effect of device.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of the water distribution system of up flow anaerobic sludge blanket reactor bottom.
Fig. 3 is the structural schematic diagram of water distributor.
Wherein, 1 is breeding wastewater collecting pit；2 be up flow anaerobic sludge blanket reactor；3 be sedimentation basin；4 be that sludge is dense
Contracting pond；5 be plate and frame filter press；6 be moisture trap；7 be double film biogas cabinets；8 be water distribution system；9 be main water inlet tube；10 be cloth
Water branch pipe；11 be water distributor；12 be water inlet pipe；13 be three phase separator；14 be vertical tube body；15 be water spray branch pipe；16 be spray
Water hole；17 be water pump；18 be filter device.
Specific embodiment
As illustrated in the accompanying drawings from 1 to 3, a kind of breeding wastewater anaerobic processing device, including breeding wastewater collecting pit 1, breeding wastewater are received
The water outlet in collection pond 1 is connected to the water inlet of up flow anaerobic sludge blanket reactor 2, up flow anaerobic sludge blanket reactor 2
Water outlet is connected to the water inlet of sedimentation basin 3, the water outlet of sedimentation basin 3 and the water inlet of up flow anaerobic sludge blanket reactor 2
Connection, the water outlet of sedimentation basin 3 are also connected to the water inlet of filter device 18, mud mouth and the sludge concentration tank 4 of sedimentation basin 3
Mud inlet connection, the mud mouth of sludge concentration tank 4 are connected to the mud inlet of plate and frame filter press 5；Upflow anaerobic sludge blanket process reaction
The mud mouth of device 2 is connected to the mud inlet of sludge concentration tank 4, the gas outlet of up flow anaerobic sludge blanket reactor 2 and air water point
Air inlet connection from device 6, the gas outlet of moisture trap 6 are connected to double film biogas cabinets 7；Up flow anaerobic sludge blanket reactor
2 bottom is provided with water distribution system 8, and water distribution system 8 includes being arranged along the bottom surface axis of up flow anaerobic sludge blanket reactor 2
Main water inlet tube 9 and water distribution branch pipe 10 positioned at 9 two sides of main water inlet tube, water distribution branch pipe 10 are connected to main water inlet tube 9, water distribution branch pipe 10
On be provided with water distributor 11, main water inlet tube 9 is connected to by water inlet pipe 12 with the water inlet of up flow anaerobic sludge blanket reactor 2；
The ullage of up flow anaerobic sludge blanket reactor 2 is provided with three phase separator 13；Breeding wastewater collecting pit 1 and up-flow are detested
Water pump 17 is provided on connecting pipe between oxygen sludge bed reactor 2.
The water outlet of moisture trap 6 is connected to the water inlet of up flow anaerobic sludge blanket reactor 2, and biogas enters air water
After separator 6, after entrained a large amount of water outlets are separated by moisture trap 6, upflow anaerobic sludge blanket process is entered by pipeline
Circulation in waterpower is realized in 2 bottom of reactor；COD higher, biodegradability are good in cultivating wastewater purification engineering, interior circulation it is reasonable
Utilize the ability of the anti-shock loading for the contacting efficiency and up flow anaerobic sludge blanket reactor that will greatly improve sludge and waste water.
Three phase separator 13 is baffle plate three phase separator, property and type difference, the used three phase separation of waste water
Device must be adapted therewith.The collected overhead biogas of up flow anaerobic sludge blanket reactor 2 is set to for double film biogas cabinets 7
Feature is risen through the air water mud three-phase material collision baffle plate of baffle plate, it is poly- to be generated bubble using baffle plate three phase separator
It closes, is separated from water and mud；Mud-water separation is carried out to the sludge in mud mixture using shallow layer precipitating principle, improves and divides
From sedimentation effect, to reduce the suspended matter in anaerobic reactor water outlet, COD content is reduced.
Water distributor 11 includes the vertical tube body 14 to be connected to the water outlet of water distribution branch pipe 10, the side of vertical tube body 14
Annular is uniformly distributed and is communicated with several water spray branch pipes 15, offers several hole for water sprayings 16 on branch pipe 15 of spraying water.Because of breeding wastewater
In contain a large amount of excrement, the flow velocity of flow by gravity is slower, return cause excrement siltation in pipeline, block pipeline, influence reactor
Normal operation.Water pump is set on connecting pipe between breeding wastewater collecting pit 1 and up flow anaerobic sludge blanket reactor 2
17, original gravity flow water inlet is changed to power water inlet, guarantees there is certain pressure in water distribution system 8, it is ensured that suspended matter and dirt
The flow at high speed state of water, not will lead to siltation.Water spray branch pipe 15 and hole for water spraying 16 thereon are more advantageous into water under stress
It sprays, plays the role of the mixed liquor in stirred reactor, avoid sludge settling in reactor bottom, make sludge and water inlet mixing
Uniformly, anaerobic fermentation is carried out.
The course of work of the utility model is as follows: breeding wastewater is introduced into breeding wastewater collecting pit 1 and is mixed, then water
Pump 17 will cultivate bottom of the breeding wastewater in wastewater collection pond 1 through the suction up flow anaerobic sludge blanket reactor 2 of water inlet pipe 12
Water distribution system 8, be introduced into main water inlet tube 9, enter back into water distribution branch pipe 10, pass through water distributor 11 spray into upflow anaerobic sludge blanket process
The mixed liquor in stirred reactor is played the role of in the bottom of reactor 2；Breeding wastewater enters upflow anaerobic sludge blanket process reaction
It is mixed after device 2 with sludge, carries out bio anaerobic fermentation；Waste water after bio anaerobic ferments enters three phase separator 13, warp
Liquid waste water after three phase separator 13 separates enters sedimentation basin 3 by outlet conduit, and biogas enters moisture trap 13, carries out
Gas-water separation, generated biogas enter double film biogas cabinets 7 and store, and water flows back into up flow anaerobic sludge blanket reactor 2,
Grain sludge drains into sludge concentration tank 4 by mud discharging mouth；The sludge of 3 bottom of sedimentation basin is also evacuated to sludge concentration tank 4 by sludge pump, dense
Sludge after contracting is transported after 5 filters pressing of plate and frame filter press.
The supernatant fraction of sedimentation basin 3 is back in up flow anaerobic sludge blanket reactor 2, partially through 18 mistake of filter device
Filter heel row to farmland is irrigated.
Agitating device can also be increased in up flow anaerobic sludge blanket reactor 2, mix breeding wastewater and sludge more evenly.
Filter device 18 is mainly used for removing the fine impurities in the water outlet of sedimentation basin 3, and membrane filtration system can be used,
Accurate mechanical filter unit can be used.
Above-described is only preferred embodiments of the present invention, it is noted that for those skilled in the art
For, under the premise of not departing from the utility model general idea, several changes and improvements can also be made, these also should be considered as
The protection scope of the utility model.
Claims (4)
1. a kind of breeding wastewater anaerobic processing device, it is characterised in that: including breeding wastewater collecting pit (1), breeding wastewater is collected
The water outlet in pond (1) is connected to the water inlet of up flow anaerobic sludge blanket reactor (2), up flow anaerobic sludge blanket reactor
(2) water outlet is connected to the water inlet of sedimentation basin (3), the water outlet and up flow anaerobic sludge blanket reactor of sedimentation basin (3)
(2) water inlet connection, the water outlet of sedimentation basin (3) are also connected to the water inlet of filter device (18), the mud extraction of sedimentation basin (3)
Mouth is connected to the mud inlet of sludge concentration tank (4), and the mud mouth of sludge concentration tank (4) and the mud inlet of plate and frame filter press (5) connect
It is logical；The mud mouth of up flow anaerobic sludge blanket reactor (2) is connected to the mud inlet of sludge concentration tank (4), and up-flow anaerobism is dirty
The gas outlet of mud bed reactor (2) is connected to the air inlet of moisture trap (6), the gas outlet of moisture trap (6) and double films
Biogas cabinet (7) connection；The bottom of up flow anaerobic sludge blanket reactor (2) is provided with water distribution system (8), water distribution system (8) packet
It includes the main water inlet tube (9) of the bottom surface axis setting along up flow anaerobic sludge blanket reactor (2) and is located at main water inlet tube (9) two sides
Water distribution branch pipe (10), water distribution branch pipe (10) is connected to main water inlet tube (9), water distributor (11) are provided on water distribution branch pipe (10),
Main water inlet tube (9) is connected to by water inlet pipe (12) with the water inlet of up flow anaerobic sludge blanket reactor (2)；Up-flow anaerobism is dirty
The ullage of mud bed reactor (2) is provided with three phase separator (13)；Breeding wastewater collecting pit (1) and up-flow anaerobic sludge
Water pump (17) are provided on connecting pipe between bed reactor (2).
2. breeding wastewater anaerobic processing device according to claim 1, it is characterised in that: the moisture trap (6)
Water outlet is connected to the water inlet of up flow anaerobic sludge blanket reactor (2).
3. breeding wastewater anaerobic processing device according to claim 1, it is characterised in that: the three phase separator (13) is
Baffle plate three phase separator.
4. breeding wastewater anaerobic processing device according to claim 1, it is characterised in that: the water distributor (11) includes using
With the vertical tube body (14) being connected to the water outlet of water distribution branch pipe (10), the side annular of vertical tube body (14) is evenly distributed with and is communicated with
Several are sprayed water branch pipe (15), offer several hole for water sprayings (16) on water spray branch pipe (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820616508.8U CN208378525U (en) | 2018-04-27 | 2018-04-27 | A kind of anaerobic processing device of breeding wastewater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820616508.8U CN208378525U (en) | 2018-04-27 | 2018-04-27 | A kind of anaerobic processing device of breeding wastewater |
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| Publication Number | Publication Date |
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| CN208378525U true CN208378525U (en) | 2019-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820616508.8U Active CN208378525U (en) | 2018-04-27 | 2018-04-27 | A kind of anaerobic processing device of breeding wastewater |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111470623A (en) * | 2020-04-30 | 2020-07-31 | 上海复森环境科技发展有限公司 | Membrane lotus root up-flow anaerobic sludge bed reactor system |
-
2018
- 2018-04-27 CN CN201820616508.8U patent/CN208378525U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111470623A (en) * | 2020-04-30 | 2020-07-31 | 上海复森环境科技发展有限公司 | Membrane lotus root up-flow anaerobic sludge bed reactor system |
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