CN2910917Y - Anaerobic biochemical reactor able to enhance bio-degradation of wastewater - Google Patents
Anaerobic biochemical reactor able to enhance bio-degradation of wastewater Download PDFInfo
- Publication number
- CN2910917Y CN2910917Y CNU2005200934309U CN200520093430U CN2910917Y CN 2910917 Y CN2910917 Y CN 2910917Y CN U2005200934309 U CNU2005200934309 U CN U2005200934309U CN 200520093430 U CN200520093430 U CN 200520093430U CN 2910917 Y CN2910917 Y CN 2910917Y
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- tank body
- water
- guiding
- settling vessel
- anaerobic reactor
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- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
An anaerobic reactor for improving the biochemical property of the wastewater which comprises a tank body, a water pump,a rotameter,a water distributor, a gas discharge port, a water outlet pipe, a wastewater inlet etc. The water distributor linked with the water pump and the wastewater inlet by the rotameter is disposed on the bottom of the tank body and a water outlet is arranged on the top of the tank body. A ring plate-type structured guiding precipitator with one end fixed on the sidewall of the tank body and another end which points to the center inclineds downwards is provided on the inner surface of the tank body and beneath the guiding precipitator is a gas discharge port linked with an intubation for collecting the gas discharged outside and beneath the ring center of the guiding precipitator a discoidin baffle with an upwarping edge is provided which constitutes a three-phase separator with the guiding precipitator. The anaerobic reactor is characterized in simple structure, good stability, improving the biochemical property of the wastewater with high efficiency, convenient regulation and control of the flowrate and the lower operational cost.
Description
Technical field
The utility model relates to wastewater treatment equipment, specifically a kind ofly improves the going up to deflector type structure anaerobic reactor of wastewater biodegradability.
Technical background
In the anaerobic waste water treatment reactor, up-flow anaerobic sludge blanket (UASB) is subjected to paying close attention to widely the technology that adopts with emphasis.Its structure mainly comprises tank body, water pump, water distributor, separation hood and guiding settling vessel, venting hole, rising pipe, described water distributor is located at the bottom of tank body, the water outlet that communicates with rising pipe is located at the top of tank body, production well is located at the top of tank body, the inverted guiding settling vessel of cone-shaped structure is located at the middle and upper part of tank body, and a separation hood is located at production well and guiding settling vessel bottom.And gas, solid, liquid triphase separator being set on the top of reactor, the bottom is sludge suspension floor district and Sludge Bed district.Sewage flows into from the bottom, make it fully to contact and be cleaned with microorganism mud, go out to rising to overhead stream, separation hood is formed triphase separator with the guiding settling vessel, gas, mud are separated with the waste water of processing, the wastewater supernatant fluid of handling flows out from the rising pipe on top, the gas that produces in the treating processes is discharged from venting hole, mixed solution carries out solid, liquid to be separated in the settling region, the mud that contains a large amount of microorganisms turns back to the tank body reaction zone through gravity settling to be continued to absorb and decomposes organism in the waste water, and waste water is purified.Withered anaerobion thalline can not just form particle by outflow reactor owing to be subjected to stopping of triphase separator under little mixing effect of reactor ascending current, for microorganism growth provides carrier, so reactor can be kept higher biomass and long sludge retention time.Shortcomings such as if but wastewater biodegradability is poor, the effect of reactor for treatment is unsatisfactory, and is in operation and also has sludge bulking, and anti-impact force is weak.
The utility model content
The purpose of this utility model is in order to overcome the unfavorable deficiency of treatment effect in the prior art, to provide a kind of simple and reasonable, can improving wastewater biodegradability and have the more anaerobic waste water treatment reactor of High Load Rate.By the effect of anaerobion, the macromolecule contaminant in degraded and the conversion waste water, the composition of change COD, the biodegradability of raising waste water, the load of reduction subsequent treatment process.
For reaching above-mentioned purpose, the technical solution adopted in the utility model is:
A kind of anaerobic reactor that improves wastewater biodegradability comprises tank body, water pump, spinner-type flowmeter, water distributor, venting hole, the rising pipe that is provided with valve and sewage inlet etc.; Described water distributor is arranged at tank base, and water distributor links to each other with sewage inlet through spinner-type flowmeter and water pump by pipeline, is provided with water outlet on tank body top, and water outlet is externally connected with rising pipe; The inwall of tank body is provided with the guiding settling vessel of annular plate-like structure, it is last to the deflector type structure, an end that points to the tank body center position is oblique just downwards, the other end is installed on the tank wall, and offer venting hole on the tank wall below the guiding settling vessel, venting hole is externally connected with the airway of collecting efflux gas; Be provided with traverse baffle that lift up on the edge, disk-like structure below the annular middle part of guiding settling vessel, traverse baffle constitutes triphase separator with the guiding settling vessel.
The quantity of described traverse baffle and guiding settling vessel should be more than 3 or 3, and each traverse baffle constitutes a triphase separator with the guiding settling vessel; Described water pump is preferably pump of constant delivery type; The trapezium-shaped that traverse baffle can be U font, V font or make progress; The inner tank wall of water outlet inboard is provided with the water outlet overflow weir, and overflow weir and inner tank wall form a water leg, and water leg communicates with rising pipe via water outlet, and rising pipe is connected with water distributor through a valve and a return line.
Advantage of the present utility model is:
1. in handling the waste water process, have the good characteristics of biodegradability.From the reactor bottom to the top, be provided with a plurality of traverse baffles, hypotenuse shape guiding settling vessel on the utility model structure, traverse baffle constitutes triphase separator with the guiding settling vessel, tank wall between traverse baffle, hypotenuse shape guiding settling vessel has a venting hole, is effluxed or is collected by the reactor vapor pipe; The anaerobic jar top is established overflow weir and is set out the mouth of a river, makes to handle water in the anaerobic jar and efflux through rising pipe, and rising pipe is communicated with return water pipe, and there is valve control the centre, is beneficial to biophase concentration in the effluent recycling conditioned reaction jar.The operation of reactor can significantly improve the biodegradability of waste water, and anti-concentration impact load is stronger, stable.
2. running cost is low, and is practical.But the utility model suitability for industrialized production, it is simple and reasonable, volume is little, cheap, operation installation and bookkeeping, easy to maintenance.
3. good stability is controlled safely.A plurality of venting hole described in the utility model is in time discharged gas in the lower end of guiding settling vessel at each traverse baffle place, has avoided gas to discharge from the upper end, prevents sludge bulking, keeps the biophase between each traverse baffle stable; Sludge suspension floor district and Sludge Bed district be positioned at triphase separator upper and lower or between; The return line that valve control is arranged between rising pipe and the water distributor can be regulated and control waste water quality in the reactor by adjusting effluent recycling.In a word, the utlity model has simple in structure, characteristics such as high-level efficiency improves wastewater biodegradability, and flow control is convenient, and working cost is low.
Description of drawings
Fig. 1 is the utility model structural representation.
Embodiment
Below in conjunction with drawings and Examples in detail the utility model is described in detail.
As shown in Figure 1, a kind of anaerobic reactor that improves wastewater biodegradability, comprise tank body 13, pump of constant delivery type 1, spinner-type flowmeter 2, water distributor 3, venting hole 6, airway 7, be provided with the rising pipe 11 of valve, wherein: tank body 13 bottoms are provided with water distributor 3, connect sewage inlet through spinner-type flowmeter 2 and pump of constant delivery type 1, set out the mouth of a river 10 on tank body 13 tops, pick out water pipe 11; Also comprise hypotenuse shape guiding settling vessel 4, traverse baffle 5, overflow weir 8, water leg 9, return line 12, reactor is last to the deflector type structure, wherein hypotenuse shape guiding settling vessel 4 is a platy structure, quantity is 4, one end is to tank body 13 center positions, downward-sloping, and the other end is installed on tank body 13 sidewalls; Traverse baffle 5 disk-like structures, quantity is 4, lifts up (present embodiment integral body is the U type) on the edge, is positioned at the below of guiding settling vessel 4; Each traverse baffle 5 constitutes triphase separator with guiding settling vessel 4, and the sidewall of tank body corresponding position forms venting hole between traverse baffle and guiding settling vessel, and 6 exhaust bodies of several venting holes are collected by airway 7 and effluxed; Return line 12 communicates with rising pipe 11 through valve, and is communicated with water distributor 3; Tank body 13 upper inner wall are provided with the overflow weir 8 of tool water leg 9, communicate with rising pipe 9 via water outlet 10.
The water sample after the one-level flotation of Liaohe Oil Field condensed oil sewage treatment plant, this waste water quality slant acidity, COD value 300mgL are adopted in test
-1About, BOD
5Be worth very low, BOD
5/ COD is about 0.14, and waste water substantially can not biochemical treatment.Test is main understands condensed oil sewage through biodegradability after this reactor for treatment, investigates COD and BOD index changing conditions.
V
Effectively total=89.46L
HRT＝48h
Waste water water temperature: 42 ℃
Waste water PH:5.1～6.0
Sampling spot: water-in, water outlet
In the operating process, waste water enters water distributor via pump of constant delivery type, spinner-type flowmeter and valve, current rise successively through four triphase separators along reactor, carry out the gas, liquid, solid three phase separation, form the gas collection space between U type traverse baffle and guiding settling vessel, there is venting hole to efflux the gas that anaerobism produces, liquid continues to rise, and water leg is gone in overflow during to height of weir plate, reaches the water outlet height, flow out from water outlet, efflux by rising pipe; In order to shorten the start time of reactor, rising pipe is communicated with return piping, and there is valve control the centre, can make partially disposed after water reflux, increase biomass in the reactor.
Experimental result:
Compare with traditional UASB reactor, treat that the utility model device is stable after, containing the thick-oil waste water biodegradability and can improve about 40% after treatment.
The utility model principle is: the physicochemical property according to high concentrated organic wastewater, anaerobic reactor is improved, and increase substantially wastewater biodegradability.One of important process of wastewater biodegradability regulation and control is anaerobism-acidication, the complicated organism of in the waste water some is hydrolyzed under the anerobe effect, be converted into and be easy to biodegradable simple organic, Degradation by microorganism, variation has taken place in its composition, structure, character, and organic matter molecular mass obviously reduces.Thereby biodegradability is improved, for subsequent disposal provides material conditions, therefore adopting comparatively effectively, anaerobic treatment can improve the efficient of biological treatment greatly, multiple action is played in conversion and degraded to pollutent, regulation and control to the biochemical of waste water are significant, are the efficient apparatus that solves an oily(waste)water biochemical treatment difficult problem.Adopt this device to handle waste water, particularly contain condensed oil sewage, larger molecular organics matter in the oily(waste)water is converted into is easy to biodegradable simple organic, increase the biomass in the waste water, be beneficial to follow-up biology aerobic processing or little flocculation treatment process of chemical agent, reduce processing costs.
Difference from Example 1 is: described traverse baffle 5 presents V-arrangement (or the trapezoidal shape structure that makes progress).
Claims (5)
1. an anaerobic reactor that improves wastewater biodegradability comprises tank body (13), water pump (1), spinner-type flowmeter (2), water distributor (3), venting hole (6), the rising pipe (11) that is provided with valve and sewage inlet etc.; Described water distributor (3) is arranged at tank body (13) bottom, and water distributor (3) links to each other with sewage inlet through spinner-type flowmeter (2) and water pump (1) by pipeline, is provided with water outlet (10) on tank body (13) top, and water outlet (10) is externally connected with rising pipe (11); It is characterized in that: the inwall of tank body (13) is provided with the guiding settling vessel (4) of annular plate-like structure, it is last to the deflector type structure, an end that points to tank body (13) center position is oblique just downwards, the other end is installed on tank body (13) sidewall, and offer venting hole (6) on tank body (13) sidewall of guiding settling vessel (4) below, venting hole (6) is externally connected with the airway (7) of collecting efflux gas; Below, annular middle part at guiding settling vessel (4) is provided with traverse baffle that lift up on the edge, disk-like structure (5), and traverse baffle (5) constitutes triphase separator with guiding settling vessel (4).
2. according to the anaerobic reactor of the described raising wastewater biodegradability of claim 1, it is characterized in that: the quantity of described traverse baffle (5) and guiding settling vessel (4) is more than 3 or 3, and each traverse baffle constitutes a triphase separator with the guiding settling vessel.
3. according to the anaerobic reactor of the described raising wastewater biodegradability of claim 1, it is characterized in that: described water pump (1) is a pump of constant delivery type.
4. according to the anaerobic reactor of the described raising wastewater biodegradability of claim 1, it is characterized in that: the trapezium-shaped that described traverse baffle (5) is U font, V font or makes progress.
5. according to the anaerobic reactor of the described raising wastewater biodegradability of claim 1, it is characterized in that: inboard tank body (13) inwall of water outlet (10) is provided with overflow weir (8), overflow weir (8) forms a water leg (9) with tank body (13) inwall, water leg (9) communicates with rising pipe (11), and rising pipe (11) is connected with water distributor (3) through a valve and a return line (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200934309U CN2910917Y (en) | 2005-11-11 | 2005-11-11 | Anaerobic biochemical reactor able to enhance bio-degradation of wastewater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200934309U CN2910917Y (en) | 2005-11-11 | 2005-11-11 | Anaerobic biochemical reactor able to enhance bio-degradation of wastewater |
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| Publication Number | Publication Date |
|---|---|
| CN2910917Y true CN2910917Y (en) | 2007-06-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNU2005200934309U Expired - Fee Related CN2910917Y (en) | 2005-11-11 | 2005-11-11 | Anaerobic biochemical reactor able to enhance bio-degradation of wastewater |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104310579A (en) * | 2014-09-29 | 2015-01-28 | 青岛康合伟业商贸有限公司 | Novel anaerobic reactor |
| CN110980943A (en) * | 2019-12-14 | 2020-04-10 | 浙江永续环境工程有限公司 | Anaerobic flowing biological membrane reactor |
-
2005
- 2005-11-11 CN CNU2005200934309U patent/CN2910917Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104310579A (en) * | 2014-09-29 | 2015-01-28 | 青岛康合伟业商贸有限公司 | Novel anaerobic reactor |
| CN110980943A (en) * | 2019-12-14 | 2020-04-10 | 浙江永续环境工程有限公司 | Anaerobic flowing biological membrane reactor |
| CN110980943B (en) * | 2019-12-14 | 2022-02-18 | 浙江永续环境工程有限公司 | Anaerobic flowing biological membrane reactor |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070613 Termination date: 20121111 |