CN205241340U - A small -size UASB reaction unit for high concentration organic wastewater - Google Patents
A small -size UASB reaction unit for high concentration organic wastewater Download PDFInfo
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- CN205241340U CN205241340U CN201520921238.8U CN201520921238U CN205241340U CN 205241340 U CN205241340 U CN 205241340U CN 201520921238 U CN201520921238 U CN 201520921238U CN 205241340 U CN205241340 U CN 205241340U
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Abstract
The utility model provides a small -size UASB reaction unit for high concentration organic wastewater, includes the reactor main part, its by fixed mounting on the supporting seat, the reactor main part includes and still includes the equalizing basin in mud district, reaction zone, settling zone, disengagement zone that it is located reactor main part front end, temperature control mechanism, including cooling heating device, circulating pump, screwed fittings, heat preservation heat insulation layer, PLC controller and temperature sensor, cooling heating device top is equipped with liquid supplying port, the screwed fittings is hollow structure, is located the reaction zone of reactor main part, and both ends pass reactor main part outer wall respectively and be linked together with cooling heating device, arranges the inside coolant liquid of cooling heating device in and passes through the circulating pump realize the circulation flow in the screwed fittings, the cladding of heat preservation heat insulation layer is on reactor main part outer wall. The utility model discloses can make in the reaction zone in the temperature maintains best temperature range, make the little biological activity of mud reach the optimum, improve sewage treatment efficiency.
Description
Technical field
The utility model relates to sewage disposal device field, relates to especially a kind of small-sized for high concentrated organic wastewater processingUASB reaction unit.
Background technology
UASB is the english abbreviation of (Up-flowAnaerobicSludgeBed), and Chinese full name is that up-flow anaerobic sludge blanket is anti-Answering device, is a kind of anaerobic organism method of disposing of sewage, and is taught in invention in 1977 by Dutch Lettinga.
UASB anaerobic reaction process is the same with other Anaerobic treatment techniques, comprises hydrolysis, and acidifying is produced acetic acid and produced methaneDeng, participate in the conversion process of substrate and be end product--the inorganic matters such as biogas, water by substrate conversion by different microorganism.The anaerobe that participates in reaction in anaerobic digestion course of reaction mainly contains following several: 1. hydrolysis-fermentative acidification bacterium, theyThe substrate hydrolysis of labyrinth is fermented into various organic acids, ethanol, carbohydrate, hydrogen and carbon dioxide; 2. acetoxylation bacterium, itThe product of first step hydrolysed ferment is converted into hydrogen, acetic acid and carbon dioxide; 3. methanogen, they by simple substrate asAcetic acid, methyl alcohol and carbon dioxide, hydrogen etc. are converted into methane.
In sewage disposal process, sewage is from bottom to top by UASB reaction unit, and reactor bottom has a high concentration, heightActive Sludge Bed, the majority of organic pollutants in sewage is degraded to methane and carbon dioxide through anaerobic fermentation during this time, anti-Answer device top to be provided with three phase separator, in order to separating digesting gas, digestive juice and mud granule, derive at gas autoreactor top,The automatic landing of mud granule is settled down to the Sludge Bed of reactor bottom, and sewage is from settling section water outlet. Due to UASB load-bearing capacity veryGreatly, be applicable to the processing of high concentrated organic wastewater, there is very high organic pollutant removal rate, do not need to stir, can adapt toSignificantly load impact, temperature and pH change, and therefore, are widely used.
But UASB originates from Holland and belongs to torrid areas, therefore, the development essential condition of UASB is temperature,Generally, UASB takes as middle temperature reaction, and temperature general control is between 30-38 DEG C, and optimum range is 33-36 DEG C and isThis, Chinese patent CN201520242225.8 provides circulating heater in a kind of UASB, comprise cuboid steel construction inCirculating-heating pond, the lower right corner of the positive facade in interior circulating-heating pond has delivery port, and delivery port is communicated with outlet pipe, interior circulating-heatingOn the upper right corner of the left surface in pond, have water inlet, water inlet is communicated with water inlet pipe, in being provided with, follows between water inlet pipe and outlet pipeRing pump, described internal circulation pump one end is communicated with outlet pipe port, and the other end is communicated with water inlet pipe port. But, UASB reactionIn device, too high or too low for temperature, the biological respinse in reactor all can be subject to great inhibition even to be stopped, and conventional chemical industryWaste water is because technique is different, and wastewater temperature range spans is very large, and the UASB reaction unit of single heating type can not meet thisOne demand.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provides one can make temperature in reaction zone maintain best temperatureWithin the scope of degree, make sludge microbe activity reach optimum, improve little for high concentrated organic wastewater processing of sewage treating efficiencyType UASB reaction unit, can process all kinds of high-concentration organic industrial waste waters, as dyeing waste water, paper waste, wastewater from chemical industry,Starch wastewater etc.
The utility model solves its technical problem and takes following technical scheme to realize:
For a small-sized UASB reaction unit for high concentrated organic wastewater processing, comprise reactor body, its installation that is fixedOn supporting seat, described reactor body comprises mud district, reaction zone, settling zone, Disengagement zone, and described mud district is positioned at insteadAnswer device bottom part body, bottom, described mud district is provided with mud discharging mouth; Reaction zone is positioned at top, mud district, and described reaction zone bottom is provided withWater-distributing device, described water-distributing device at least comprises a water inlet pipe and is vertical at the multiple arms on water inlet pipe, described reaction zone oneSide is provided with multiple sample taps; Settling zone is positioned at reaction zone top; Disengagement zone is positioned at reactor body top, comprise three phase separator,Gas skirt, return duct and delivery port, described return duct one end is communicated with Disengagement zone and the other end is communicated with reaction zone, described backflowPipe middle part is provided with reflux pump;
It is characterized in that, the described small-sized UASB reaction unit for high concentrated organic wastewater processing, also comprises:
Regulating reservoir, it is positioned at reactor body front end, top one side is provided with water inlet, bottom opposite side by intake pump with reactThe water-distributing device in district is connected;
Temperature control mechanism, comprises that heating-cooling device, circulating pump, screwed fittings, insulation heat insulation layer, PLC controller and temperature passSensor, described heating-cooling device is made up of heater and cooling device, and described heating-cooling device top is provided with fluid infusion mouth;Described screwed fittings is hollow structure, is positioned at the reaction zone of reactor body, and two ends are passed reactor body outer wall and added respectivelyApparatus for cooling is connected, and the cooling fluid that is placed in heating-cooling device inside is realized and circulating in screwed fittings by circulating pump;Described insulation heat insulation layer is coated on reactor body outer wall; Described temperature sensor is located in reaction zone and heating-cooling device;Described heater divides by PLC controller and is connected with temperature sensor with cooling device.
Further, described heater is thermocouple heater or thermal resistance heater.
Further, described cooling device comprises condenser, liquid reserve tank, coiled pipe and circulating pump, is equipped with cold in described liquid reserve tankBut medium, described cooling medium is cooling water or cold oil.
Further, the cross section in described mud district is trapezoidal.
Further, described reactor body be shaped as cylinder or cuboid or square.
Further, described three phase separator is at least one group.
The beneficial effects of the utility model are:
1. the utility model is provided with temperature control mechanism, by preset temperature range limit value PLC controller, supervises in real time by temperature controllerTemperature in measured reaction district, when temperature in reaction zone is during lower than minimum predetermined temperature, signal is sent to PLC control by temperature sensorDevice processed, by the heater of PLC controller control cooling/heating apparatus, in like manner, when temperature in reaction zone is higher than the highest default temperatureWhile spending, signal is sent to PLC controller by temperature sensor, by the cooling device of PLC controller control cooling/heating apparatus,Realized the heating and cooling of fluid media (medium) by heater and cooling device, by circulating pump, fluid media (medium) is followed in screwed fittingsCirculation carries out exchange heat when moving, reaches thermostatically controlled object by temperature sensor and PLC controller, ensures temperature in reaction zoneDegree maintains in optimum temperature range, makes sludge microbe activity reach optimum, has avoided traditional single heating type, raising workEfficiency.
2. the utility model is also provided with regulating reservoir, avoids causing hydraulic load in UASB reactor to change because the discharge of sewage changesThat brings is unfavorable, realizes constant current water inlet by intake pump, ensures reactor body stable operation.
Brief description of the drawings
Below in conjunction with accompanying drawing, the utility model is further described, but it should be known that these accompanying drawings are is only task of explanationDesign, therefore as the restriction of the utility model scope. In addition, unless otherwise indicated, these accompanying drawings are only intended to conceptualGround explanation Structural Tectonics described herein, and unnecessaryly draw to scale.
Fig. 1 is the utility model structural representation.
In figure:
1-reactor body 9-water inlet 17-heater
2-regulating reservoir 10-delivery port 18-cooling device
3-cooling/heating apparatus 11-water-distributing device 19-screwed fittings
4-intake pump 12-three phase separator 20-fluid infusion mouth
5-mud district 13-gas skirt 21-sample tap
6-reaction zone 14-return duct 22-mud discharging mouth
7-settling zone 15-reflux pump 23-supporting seat
8-Disengagement zone 16-circulating pump 24-is incubated heat insulation layer
Detailed description of the invention
First, it should be noted that, below will illustrate by way of example concrete structure of the present utility model, feature and excellentPoint etc., but all descriptions are only used for describing, and should not be understood as the utility model is formed to any restriction.In addition, in the mentioned each embodiment of this paper, described or implicit any single technical characterictic, or be shown or lie inAny single technical characterictic in each accompanying drawing, still can between these technical characterictics or its equivalent, proceed any combination orDelete, thereby obtain of the present utility model more other embodiment that may directly not mention in this article. In addition, in order to simplifyFor the purpose of drawing, identical or similar technical characterictic may only indicate at a place in same accompanying drawing.
For a small-sized UASB reaction unit for high concentrated organic wastewater processing, comprise reactor body 1, its peace that is fixedBe loaded on supporting seat 23, described reactor body 1 comprises mud district 5, reaction zone 6, settling zone 7, Disengagement zone 8, described inMud district 5 is positioned at reactor body 1 bottom, and 5 bottoms, described mud district are provided with mud discharging mouth 22; Reaction zone 6 is positioned at mud district 5Top, described reaction zone 6 bottoms are provided with water-distributing device 11, and described water-distributing device 11 at least comprises a water inlet pipe and is vertical atMultiple arms on water inlet pipe, described reaction zone 6 one sides are provided with multiple sample taps 21; Settling zone 7 is positioned at reaction zone 6 tops;Disengagement zone 8 is positioned at reactor body 1 top, comprises three phase separator 12, gas skirt 13, return duct 14 and delivery port 10,Described return duct 14 one end are communicated with Disengagement zone 8 and the other end is communicated with reaction zone 6, and described return duct 14 middle parts are provided with backflowPump 15;
It is characterized in that, the described small-sized UASB reaction unit for high concentrated organic wastewater processing, also comprises:
Regulating reservoir 2, it is positioned at reactor body 1 front end, and top one side is provided with water inlet 9, and bottom opposite side is by intake pump 4Be connected with the water-distributing device 11 of reaction zone 6;
Temperature control mechanism, comprises that heating-cooling device 3, circulating pump 16, screwed fittings 19, insulation heat insulation layer 24, PLC controlDevice and temperature sensor, described heating-cooling device 3 is made up of heater 17 and cooling device 18, the cooling dress of described heatingPut 3 tops and be provided with fluid infusion mouth 20; Described screwed fittings 19 is hollow structure, is positioned at the reaction zone 6 of reactor body 1, and twoEnd is connected with heating-cooling device 3 through reactor body 1 outer wall respectively, is placed in the cooling fluid of heating-cooling device 3 insideCirculate in the interior realization of screwed fittings 19 by circulating pump 16; Described insulation heat insulation layer 24 is coated on reactor body 1 outer wallOn; Described temperature sensor is located in reaction zone 6 and heating-cooling device 3; 18 points of described heater 17 and cooling devicesBe connected with temperature sensor by PLC controller.
It is pointed out that described heater 17 is thermocouple heater or thermal resistance heater.
It is pointed out that described cooling device 18 comprises condenser, liquid reserve tank, coiled pipe and circulating pump, in described liquid reserve tankCooling medium is housed, and described cooling medium is cooling water or cold oil.
The cross section that it is pointed out that described mud district 5 is trapezoidal.
What it is pointed out that described reactor body 1 is shaped as cylinder or cuboid or square.
It is pointed out that described three phase separator 12 is at least one group.
Operation principle of the present utility model is:
Open intake pump 4, sewage enters reactor body 1 by regulating reservoir 2, real by the water-distributing device 11 of reactor body 1Now evenly water inlet, sewage successively by reaction zone, settling zone, Disengagement zone, finally realizes three by three phase separator 12 from lower to upperBeing discharged and entered next sewage disposal operation by delivery port 10 from, the sewage after purification of phase (water, liquid phase, gas phase), producesRaw gas (as methane etc.) is collected utilization by gas skirt 13, and mud is held back and got back to reaction zone and continue by three phase separator 12Continue and carry out sewage purification, meanwhile, open reflux pump 15 and carry out sludge reflux. Reactor body 1 bottom is provided with mud district 5, warpCrossing the dead mud of metabolism is discharged by mud discharging mouth 22 in this collection.
Meanwhile, realized the heating and cooling of fluid media (medium) by heater 17 and cooling device 18, make fluid by circulating pump 16Medium carries out exchange heat while circulating in screwed fittings 19. Realize automatic warm by PLC controller and temperature sensorDegree, inputs preset temperature range in PLC controller in advance, when the interior temperature of reaction zone 6 is during lower than minimum predetermined temperature, and temperatureSignal is sent to PLC controller by sensor, by the heater 17 of PLC controller control cooling/heating apparatus 3, opensThe inlet valve of heater, in like manner, when the interior temperature of reaction zone 6 is during higher than the highest preset temperature, temperature sensor is sent out signalDeliver to PLC controller, by the cooling device 18 of PLC controller control cooling/heating apparatus 3, the water inlet of open cold radiator coolerValve. In addition, be provided with insulation heat insulation layer 24 in the outside of reactor body 1, avoid carrying out exchange heat with the external world as far as possible,Save energy consumption. Within the utility model realization response device internal temperature maintains optimum temperature range, improve sewage treating efficiency.
Above embodiment has been described in detail the utility model, but described content is only preferred embodiment of the present utility model,Can not be considered to for limiting practical range of the present utility model. All equalizations of doing according to the utility model application range change and changeEnter etc., within all should still belonging to patent covering scope of the present utility model.
Claims (6)
1. the small-sized UASB reaction unit for high concentrated organic wastewater processing, comprise reactor body (1), it is fixedly installed on supporting seat (23), described reactor body (1) comprises mud district (5), reaction zone (6), settling zone (7), Disengagement zone (8), described mud district (5) is positioned at reactor body (1) bottom, and bottom, described mud district (5) is provided with mud discharging mouth (22); Reaction zone (6) is positioned at top, mud district (5), described reaction zone (6) bottom is provided with water-distributing device (11), described water-distributing device (11) at least comprises a water inlet pipe and be vertical at the multiple arms on water inlet pipe, and described reaction zone (6) one sides are provided with multiple sample taps (21); Settling zone (7) is positioned at reaction zone (6) top; Disengagement zone (8) is positioned at reactor body (1) top, comprise three phase separator (12), gas skirt (13), return duct (14) and delivery port (10), described return duct (14) one end is communicated with Disengagement zone (8) and the other end is communicated with reaction zone (6), and described return duct (14) middle part is provided with reflux pump (15);
It is characterized in that, the described small-sized UASB reaction unit for high concentrated organic wastewater processing, also comprises:
Regulating reservoir (2), it is positioned at reactor body (1) front end, top one side is provided with water inlet (9), and bottom opposite side is connected with the water-distributing device (11) of reaction zone (6) by intake pump (4);
Temperature control mechanism, comprise heating-cooling device (3), circulating pump (16), screwed fittings (19), insulation heat insulation layer (24), PLC controller and temperature sensor, described heating-cooling device (3) is made up of heater (17) and cooling device (18), and described heating-cooling device (3) top is provided with fluid infusion mouth (20); Described screwed fittings (19) is hollow structure, be positioned at the reaction zone (6) of reactor body (1), and two ends are connected with heating-cooling device (3) through reactor body (1) outer wall respectively, are placed in the inner cooling fluid of heating-cooling device (3) and realize and circulating in screwed fittings (19) by circulating pump (16); Described insulation heat insulation layer (24) is coated on reactor body (1) outer wall; Described temperature sensor is located in reaction zone (6) and heating-cooling device (3); Described heater (17) is connected with temperature sensor by PLC controller with cooling device (18) point.
2. the small-sized UASB reaction unit for high concentrated organic wastewater processing according to claim 1, is characterized in that: described heater (17) is thermocouple heater or thermal resistance heater.
3. the small-sized UASB reaction unit for high concentrated organic wastewater processing according to claim 1, it is characterized in that: described cooling device (18) comprises condenser, liquid reserve tank, coiled pipe and circulating pump, in described liquid reserve tank, cooling medium is housed, described cooling medium is cooling water or cold oil.
4. the small-sized UASB reaction unit for high concentrated organic wastewater processing according to claim 1, is characterized in that: the cross section in described mud district (5) is trapezoidal.
5. the small-sized UASB reaction unit for high concentrated organic wastewater processing according to claim 1, is characterized in that: described reactor body (1) be shaped as cylinder or cuboid or square.
6. the small-sized UASB reaction unit for high concentrated organic wastewater processing according to claim 1, is characterized in that: described three phase separator (12) is at least one group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520921238.8U CN205241340U (en) | 2015-11-18 | 2015-11-18 | A small -size UASB reaction unit for high concentration organic wastewater |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520921238.8U CN205241340U (en) | 2015-11-18 | 2015-11-18 | A small -size UASB reaction unit for high concentration organic wastewater |
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| CN205241340U true CN205241340U (en) | 2016-05-18 |
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| CN201520921238.8U Expired - Fee Related CN205241340U (en) | 2015-11-18 | 2015-11-18 | A small -size UASB reaction unit for high concentration organic wastewater |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107381804A (en) * | 2017-08-17 | 2017-11-24 | 福州福龙膜科技开发有限公司 | A kind of breeding wastewater automatic integratedization processing system and method |
| CN108499481A (en) * | 2018-03-31 | 2018-09-07 | 华南理工大学 | It is a kind of to feed intake for liquid charging stock and the gas collecting apparatus of hybrid system |
| CN110577282A (en) * | 2019-10-15 | 2019-12-17 | 怡灏环境技术有限公司 | Upflow anaerobic treatment system |
| CN115677042A (en) * | 2022-11-03 | 2023-02-03 | 中国石油化工股份有限公司 | Vertical anaerobic reaction device for sewage treatment |
-
2015
- 2015-11-18 CN CN201520921238.8U patent/CN205241340U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107381804A (en) * | 2017-08-17 | 2017-11-24 | 福州福龙膜科技开发有限公司 | A kind of breeding wastewater automatic integratedization processing system and method |
| CN108499481A (en) * | 2018-03-31 | 2018-09-07 | 华南理工大学 | It is a kind of to feed intake for liquid charging stock and the gas collecting apparatus of hybrid system |
| CN110577282A (en) * | 2019-10-15 | 2019-12-17 | 怡灏环境技术有限公司 | Upflow anaerobic treatment system |
| CN115677042A (en) * | 2022-11-03 | 2023-02-03 | 中国石油化工股份有限公司 | Vertical anaerobic reaction device for sewage treatment |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160518 Termination date: 20161118 |
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| CF01 | Termination of patent right due to non-payment of annual fee |