Solar heat exchange integrated sewage treating apparatus
Technical field
The utility model belongs to technical field of sewage treatment equipment, is specifically related to a kind of solar heat exchange integrated sewage treating apparatus that utilizes renewable energy source to improve the reaction tank temperature automatically.
Background technology
Taking place frequently of whole world natural disaster makes the human importance of progressively recognizing the conservation of nature environment.Sewage is one of primary pollution source that produces in the human being's production life, and the scarcity of the energy is impelled people's water saving, and middle water reuse is a kind of very effective water saving mode.In recent years, sewage disposal technology progressively is able to complete, and the integral type sewage treating plant is exactly one of high-efficiency sewage treatment technology that adopts the biological process treatment process, and its collection removes BOD
5, COD, NH
3-N and phosphorus removal functional have reduced processing cost, have improved treatment effect.But owing to geographical and climatic reason, the biological process sewage disposal technology brings difficulty in the application of low temp area.Prior art integral type sewage treating plant is that the sewage that will collect is by after the pre-treatment of front-end system, enter integral type purification tank equipment, ecological filler in the purification tank is as the medium of microorganic adhesion, provide required dissolved oxygen conditions by mechanical aeration for microorganism, by the Decomposition of microorganism, reach the purpose of purifying treatment sewage.The reaction microorganism should just have necessary biological activity at a certain temperature, otherwise the biological process sewage disposal device can be because of the microorganism deactivated sewage treatment capacity that loses.The integral type treating plant has above these advantages, but this method never replaces traditional sewage treatment process (artificial land treatment system, biological oxidation ditch), is because the decomposition of the microorganism on the ecological filler is influenced by environmental temperature in the equipment.When the temperature in the reaction tank was not the top condition of microorganism existence, the treatment effect of equipment lowered greatly.Therefore when the physical environment temperature is very low, need be incubated the equipment reaction pond, to keep the normal biological activity of microorganism.The purification tank sewage apparatus of prior art has increased the laid down cost of equipment so greatly usually indoor, and needs special place, influence it and promote the use of, and effect is unsatisfactory.The heat preserving method that prior art adopts still is difficult to make sewage to be heated evenly, and can influences the activity of biological bacteria in the pond normally to sewage direct heating in the equipment, and biological bacteria is killed in serious meeting.Often equipment claimed heats continuously, and energy consumption is big, and processing cost increases.In view of the deficiency that prior art exists, the design people has developed the solar heat exchange integrated sewage treating apparatus that a kind of renewable energy source improves the reaction tank temperature automatically through test of long duration research, evidence, and effect is good.
The utility model content
It is a kind of simple in structure that the purpose of this utility model is to provide, and working stability is reliable, utilizes renewable energy source to improve the solar heat exchange integrated sewage treating apparatus of reaction tank temperature automatically.
The purpose of this utility model is achieved in that and comprises waste disposal plant and solar water heating system, and waste disposal plant is linked successively by anoxic pond, anaerobic pond, preposition aeration tank, rearmounted aeration tank and settling tank and constitutes, and anoxic pond top is provided with water inlet pipe; In anoxic pond, anaerobic pond, honeycomb padding is set; Top, rearmounted aeration tank is provided with the reflux cycle measuring apparatus, and multiaspect hollow ball filler is set in the aeration tank; Settling tank is communicated with top, rearmounted aeration tank, the bottom links to each other with mud return line in the settling tank, solar water heating system comprises solar heat-collection plate, water reservoir and circulation attemperater, water reservoir is communicated with solar heat-collection plate by rising pipe, solar heat-collection plate places the waste disposal plant top, and its water outlet is communicated to the water-in of water reservoir by the heat exchanger tube that is attached to anoxic pond, anaerobic pond, preposition aeration tank, rearmounted aeration tank, settling tank inside.
Because the utility model adopts the solar heat circulating water system, realized thermal exchange is carried out in waste disposal plant inside, improved the reaction tank internal temperature, for microorganism provides suitable survival and reproduction condition, not only simple in structure, having reduced the consumption of equipment work electric energy, and improved wastewater treatment efficiency, is the high-efficiency sewage treatment process of a kind of not only economy but also environmental protection.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is further described, but never in any form the utility model is limited.
Accompanying drawing is the utility model sewage disposal device one-piece construction synoptic diagram.
Wherein: 1 anoxic pond, 2 anaerobic ponds, 3 preposition aeration tanks, 4 rearmounted aeration tanks, 5 settling tanks, 6 honeycomb fillers, 7 multiaspect hollow ball fillers, 8 circulation attemperaters, 9 mud return lines, 10 water reservoirs, 11 thermal-arrest board mounts, 12 too can thermal-arrest plate, 13 reflux cycle measuring apparatus, 14 water pump, arrow is represented water (flow) direction.
Embodiment
As shown in the figure, the utility model comprises waste disposal plant and solar water heating system, and waste disposal plant is linked successively by anoxic pond 1, anaerobic pond 2, preposition aeration tank 3, rearmounted aeration tank 4 and settling tank 5 and constitutes, and anoxic pond 1 top is provided with water inlet pipe; In anoxic pond 1, anaerobic pond 2, honeycomb padding 6 is set; 4 tops, rearmounted aeration tank are provided with reflux cycle measuring apparatus 13, and multiaspect hollow ball filler 7 is set in the aeration tank; Settling tank 5 is communicated with 4 tops, rearmounted aeration tank, the bottom links to each other with mud return line 9 in the settling tank 5, solar water heating system comprises solar heat-collection plate 12, water reservoir 10 and circulation attemperater 11, water reservoir 10 is communicated with solar heat-collection plate 12 by rising pipe, solar heat-collection plate 12 places the waste disposal plant top, and its water outlet is communicated to the water-in of water reservoir 10 by the heat exchanger tube that is attached to anoxic pond 1, anaerobic pond 2, preposition aeration tank 3, rearmounted aeration tank 4, settling tank 5 inside.
Described heat exchanger tube is attached at the bottom of the pool wall, pond of anoxic pond 1, anaerobic pond 2, preposition aeration tank 3, rearmounted aeration tank 4, apart from packing layer 10-20cm.
Described heat exchanger tube is recycled into water reservoir respectively from the waste disposal plant middle part after anoxic pond 1, anaerobic pond 2 and preposition aeration tank 3,4 shuntings of rearmounted aeration tank.
Principle of work of the present utility model:
The utility model utilizes sun power as the thermal exchange energy, solar heat-collection plate and water reservoir are arranged at the equipment top, the hot water that derives from solar heat-collection plate flows into the thermal exchange pipe that is attached to each reaction tank inside of sewage disposal device, the thermal exchange pipe is sewage in the heat transferred reaction tank or reactant, make it temperature and remain in the active optimal temperature of microorganism biological, thereby improve the effect of reaction efficiency and sewage disposal.
Working process of the present utility model:
Sewage by pipeline input anoxic pond, anaerobic pond, keeps anoxic and anaerobic environment, for anti-nitration reaction creates conditions after treatment.Organism decomposing and fermenting under anoxia condition in the sewage.Enter preposition aeration tank and rearmounted aeration tank behind the anaerobic reaction successively,, keep aerobic environment, for nitration reaction provides condition by the pneumatic pump aeration.Enter settling tank post precipitation outflow system at last.Solar heat-collection plate heats up water wherein, by the circulation attemperater with in the thermal exchange pipe of delivery in each reaction tank.Be to guarantee the insulation of equipment performance, hot water is advanced to two ends respectively in the middle part of hot-water line slave unit, makes the sewage can thermally equivalent.Behind the hot water pipeline access arrangement, lay two parallel hot-water lines,, suitably adjust the height of bottom hot water pipeline, make thermal exchange more effective according to the height difference of each pond ecological filler at the bottom of the pond in bottom, each pond.Heat recirculated water is by accompanying drawing pipeline access arrangement, and flow direction finally flows into water reservoir as shown in the figure, enters solar heat-collection plate by water pump lifting and heats once more, realizes the recycling of water resources.
As an embodiment, accompanying drawing shows the utility model sewage disposal device and is handling the Public toilets, the application in food and drink waste water and the general sanitary sewage.Effusive sewage is accumulated by septic tank from the Public toilets, enter the integral type sewage treatment facility by equalizing tank then, sewage stops in anoxic pond and anaerobic pond, further anaerobically fermenting, improve the biodegradability of sewage, the sewage by anaerobic pond enters the aeration tank, and aerobic bacteria is the nitrate attitude by nitrification with the nitrogen transformation in the sewage in the aeration tank, by reflux with the sewage backflow in the aeration tank to anoxic pond, remove nitrogen in the decontaminated water by denitrification.Sewage through circular treatment flows into settling tank through each pond, and final outflow system is finished sewage disposal, and realizes qualified discharge.
The utlity model has simple in structurely, the reliable characteristics of working stability are utilized solar water cyclic system System has improved the environment temperature in the sewage disposal device reaction tank effectively, thereby has improved treatment effeciency. Other mode of heatings are energy savings effectively, and has improved the range of application of integrated sewage treating apparatus.