Background technology
Along with China is to environmental protection and the enhancing realized that purifies air; the organic exhaust gas that solution sewage disposal place occurs and the pollution that foul gas causes environment and air, the pumping plant arranged in cities and towns, sewage, fecaluria, Treatment of Sludge factory and urban garbage disposal factory organic exhaust gas and foul gas generation often with Wind Volume, height variable concentrations in its sewage disposal.But general containing toxic gas and carcinogen in these gases, not only cause the pollution to air, increased the weight of haze index, also have impact on the healthy living of resident.
In prior art, the treatment technology of effluvium mainly contains Physical, chemical method, advanced oxidation processes and bioanalysis etc.Wherein, bioanalysis is the mainstream technology being applied to the process of environmental area effluvium at present, but there is one of following shortcoming more:
1, take up an area space too large, cause the huge waste in place;
2, there is obvious potential safety hazard and secondary pollution;
3, the not reserved manhole of spray system, overhauls inconvenience after shower nozzle blocking;
4, flowmeter is difficult to maintenance, changes or cleaning;
If 5, be sealed in inner equipment to damage, be difficult to maintenance, and be not easy to regular maintenance;
6, circuit design is long and complicated;
7, equipment needs scene of transporting to just can install.
In addition, the unlatching of the 24 hours usual every days of bacteria bed section water circulating pump in deodoration system on the market, owing to there is not microorganism in its biologic packing material, biologic packing material used on the market mostly is volcanic rock, bark resin, haydite, the fillers such as active carbon, this filler cost is lower, and service life is shorter, generally-2 years, growth humidity is not suitable for, cause microorganism cannot on this kind of carrier apposition growth, the reason of opening for 24 hours uses recirculated water and the water-soluble odour that causes to dissolve, thus removing a part of threshold values, higher (threshold values is higher, more responsive to human body sense of smell) foul gas.Continuous sprinkling recirculated water, microorganism not only can not grow, and biologic packing material surface moisture film is thickeied, and ventilation crushing increases, and hinders the flowing of gas.From Energy Angle, add the operation power consumption of deodoration system, and also corresponding attenuating in the service life of equipment.
Therefore, in order to solve above-mentioned deficiency of the prior art, the utility model proposes a kind of new solution.
Utility model content
In order to solve the aforementioned problems in the prior, the utility model provides a kind of microorganism filter bed associating deodoration system.According to the microorganism filter bed associating deodoration system that the utility model provides, compact to design, rationally distributed, save space, install simple, sealing strictly to prevent secondary pollution and to stop potential safety hazard, and offers multiple maintenance input conveying end easy access and ordinary maintenance maintenance in the place of necessity.
According to a kind of microorganism filter bed associating deodoration system that the utility model provides, comprise prime pretreating zone and the multistage microorganism filter bed district being positioned at downstream, described prime pretreating zone, described prime pretreating zone and described multistage microorganism filter bed district integrated and be all arranged in the housing of a full-closed structure, described housing offers multiple maintenance and drops into conveying end.
Further, described housing forms by carbon steel skeleton with by the glass epoxy of described carbon steel skeletal support.
Further, the top in described prime pretreating zone and described multistage microorganism filter bed district is provided with spray water system, and its underpart is provided with aqua storage tank, and wherein portion is respectively equipped with pretreating zone packing layer and microbiota packing layer.
Alternatively, the organic filler that described pretreating zone packing layer adopts high efficient gas and liquid to contact, described microbiota packing layer adopts macromolecule organic filler.
Preferably, the organic filler of described pretreating zone packing layer is polyhedron empty ball filler, and the organic filler of described microbiota packing layer is the suspension ball filler that inner core has sponge.
Further, described spray water system comprises water circulating pump, the multiple nozzle be evenly distributed and the pipeline be connected between described nozzle and described water circulating pump, and described water circulating pump is connected with described aqua storage tank by described pipeline.
Alternatively, described nozzle is dismountable blade nozzle, and the nozzle being positioned at described prime pretreating zone adopts the spray angles of 90 °-120 °, and the nozzle being positioned at described multistage microorganism filter bed district adopts the spray angles of 120 °.
Alternatively, the position that the multiple maintenance on described housing drop into conveying end is corresponding with the position of multiple described nozzle respectively, and described nozzle can drop into conveying end by described maintenance and overhaul.
Preferably, the part of described water circulating pump and liquid comes into contact adopts and serves as a contrast fluorine material, and other parts adopt corrosion resistant PVC material.
Preferably, described microorganism filter bed associating deodoration system also comprises the foul smell gatherer being positioned at upstream, described prime pretreating zone, described foul smell gatherer comprises the blast pipe be connected with the lower end of described prime pretreating zone and the centrifugal blower be connected with described blast pipe, and described centrifugal blower is side-suction type centrifugal blower.
According to the microorganism filter bed associating deodoration system that the utility model provides, one of at least following beneficial effect can be brought: 1, this microorganism filter bed associating deodoration system is integrated and have the external shell of a full-closed structure, compact to design, rationally distributed, saving space, and stopped potential safety hazard and prevented secondary pollution; 2, external shell offers multiple maintenance and drop into conveying end, and its position is corresponding with the position of multiple described nozzle respectively, easy access and ordinary maintenance maintenance; 3, circuit design is simple and clear, is convenient to make an inspection tour and maintenance; 4, install simply, this microorganism filter bed associating deodoration system installs in factory, and transporting to on-the-spot need dock with water power, airduct; 5, the organic filler of the microbiota packing layer of this microorganism filter bed associating deodoration system is the suspension ball filler that inner core has sponge, microorganism in the organic filler of microbiota packing layer using the composition of effluvium absorbed as energy source, for further breeding, so do not need to add nutrient solution in addition to microorganism, substantially increase the efficiency of deodorizing simultaneously.
Detailed description of the invention
Introduce exemplary embodiment of the present utility model in detail with reference to the accompanying drawings.There is provided the object of these exemplary embodiments to be to make those of ordinary skill in the art to be expressly understood the utility model, and can the utility model be realized according to description here.The drawings and specific embodiments are not intended to limit the utility model, and scope of the present utility model is defined by the following claims.
Fig. 1 shows the structural representation of the microorganism filter bed associating deodoration system that the utility model embodiment provides.With reference to Fig. 1, the utility model provides a kind of microorganism filter bed associating deodoration system, comprise prime pretreating zone 1 and the multistage microorganism filter bed district 2 being positioned at this downstream, prime pretreating zone 1, above-mentioned prime pretreating zone 1 and multistage microorganism filter bed district 2 integrated and be all arranged in the housing 3 of a full-closed structure, this housing 3 offers multiple maintenance and drops into conveying end.Above-mentioned housing 3 forms by carbon steel skeleton with by the glass epoxy of this carbon steel skeletal support.
It should be noted that, above-mentioned housing 3 is preferably the totally enclosed structure of fixed cuboid, and above-mentioned housing 3 forms by carbon steel skeleton with by the glass epoxy of this carbon steel skeletal support, the housing 3 of this structure because filling the reason generation gas bias current such as pressure, density of material, and can not ensure that tower body has enough strength and stiffness; Be provided with gas-liquid separation device between above-mentioned prime pretreating zone 1 and multistage microorganism filter bed district 2, this gas-liquid separation device is existing device in prior art, as long as can realize the device of gas-liquid separation; Above-mentioned maintenance drops into conveying end, is flange actually, is preferably blind flange, can ensures the seal of above-mentioned housing 3 when not using, and it has the dual-use function of manhole and monomer input conveying end; Above-mentioned housing 3 drop into except conveying end except offering multiple maintenance, it also offers the interface that connects for foul smell pipeline and the form for observing watering position, watering situation and microorganism colonization situation, the position of above-mentioned interface and form is all arranged on the housing 3 of the relevant position conveniently realizing its function, in addition, also can be according to the demand of user the hole or the mouth that above-mentioned housing 3 offer other necessity; The middle part of above-mentioned housing 3 can offer a concave surface, can be arranged in this concave surface by some equipment of this housing 3 outside, in addition, the side of above-mentioned housing 3 is also provided with the cat ladder of maintenance in position to facilitate maintenance and ordinary maintenance maintenance.
With reference to Fig. 1, the top in above-mentioned prime pretreating zone 1 and multistage microorganism filter bed district 2 is provided with spray water system, and its underpart is provided with aqua storage tank 4, and wherein portion is respectively equipped with pretreating zone packing layer 5 and microbiota packing layer 6.Wherein, above-mentioned multistage microorganism filter bed district 2 is preferably two-stage.
It should be noted that, above-mentioned aqua storage tank 4 is furnished with liquid level display window, automatic water supplement drainage arrangement, spilling water water seal arrangement and manual emptying blowdown apparatus, above-mentioned liquid level display window is arranged on the side of the concave surface of above-mentioned housing 3, can be observed the liquid level in above-mentioned aqua storage tank 4 by this liquid level display window; Above-mentioned automatic water supplement drainage arrangement and manual emptying blowdown apparatus are arranged in the concave surface of above-mentioned housing 3, this automatic water supplement drainage arrangement is undertaken controlling corresponding benefit, drain solenoid valve by the program set by the PLC in robot control system(RCS), and manual emptying blowdown apparatus is then for carrying out blowdown by the manual ball valve rotated on blow-down pipe; Above-mentioned spilling water water seal arrangement is then arranged in above-mentioned housing 3, is connected with the overflow pipe outside the left and right side of concave surface.
The organic filler that above-mentioned pretreating zone packing layer 5 adopts high efficient gas and liquid to contact, mentioned microorganism district packing layer 6 adopts macromolecule organic filler.The organic filler of above-mentioned pretreating zone packing layer 5 is preferably polyhedron empty ball filler, and the organic filler of mentioned microorganism district packing layer 6 is preferably the suspension ball filler that inner core has sponge.
It should be noted that above-mentioned polyhedron empty ball filler is existing in prior art, its effect foul smell can be broken up and make it to be evenly distributed, the suspension ball filler that above-mentioned inner core has sponge is existing in prior art, sponge in its inner core is cultivated and has micropopulation, this micropopulation is that can be had by domestication can existing micropopulation in any prior art of decompose odor function, simultaneously, this microorganism group energy using absorb odor pollutant as himself energy source and for further breeding, and this suspension ball filler to have surface area large, microbial film Yi Shengyi falls, and have corrosion-resistant, resistance to microbial degradation, moisture retention is good, voidage is high, good distribution performance, the feature of the little and long service life (about 5-8) of crushing, therefore the organic filler of mentioned microorganism district packing layer 6 is preferably the suspension ball filler that inner core has sponge, do not need like this to add nutrient solution in addition to micropopulation, substantially increase the odor removal efficient of the microorganism filter bed associating deodoration system that the utility model provides simultaneously, drop into conveying end by above-mentioned maintenance in the process that the microorganism filter bed associating deodoration system that the monomer of above-mentioned polyhedron empty ball filler and suspension ball filler can provide at the utility model is installed and put into respective regions in above-mentioned housing 3 in order to using.
In addition, it should be noted that, the microorganism filter bed associating deodoration system that the utility model provides can also comprise nutrient solution adding device, this nutrient solution adding device can be prevented putting in the concave surface of above-mentioned housing 3, when the microorganism filter bed associating deodoration system intermittent duty that the utility model provides, then need to add nutrient solution to meet the growth of micropopulation, further increase the odor removal efficient of the microorganism filter bed associating deodoration system that the utility model provides.
The pipeline that above-mentioned spray water system comprises water circulating pump, the multiple nozzles 7 be evenly distributed and is connected between this nozzle 7 and water circulating pump, and above-mentioned water circulating pump is connected with aqua storage tank 4 by above-mentioned pipeline.
It should be noted that, above-mentioned water circulating pump can be provided with two, a use, another is for subsequent use, can ensure that untreated foul gas that the humidity required for micropopulation growth simultaneously can make prime pretreating zone come in is contacting with the moisture film of the packing material (macromolecule organic filler) of moisture state and dissolving under the effect of microbiota packing layer in sprinkling system; The water that said nozzle 7 sprays finally is pooled in above-mentioned aqua storage tank 4, and the ponding in this aqua storage tank 4 can be recycled by water circulating pump, and this aqua storage tank 4 also can be provided with robot control system(RCS) to control its automatic make-up water source and automatic pollution discharge; Be positioned at the aqua storage tank 4 below above-mentioned prime pretreating zone 1 and multistage microorganism filter bed district 2 and water circulating pump preferably respective independence; Above-mentioned multistage microorganism filter bed district 2 also can with spray water system for subsequent use, when (the non-spray water system for subsequent use) short of electricity of above-mentioned spray water system or when not having electricity, manually boot this spray water system for subsequent use, above-mentioned spray water system and spray water system for subsequent use can individually control, with the technological requirement of satisfied different level microbe depth filtration, deep bed filtration layer, this technological requirement be every day spray water number of times and each spray water continue time.
Above-mentioned spray water system also comprises ball valve, filter, Pressure gauge and spinner flowmeter, and above-mentioned ball valve, filter, Pressure gauge and spinner flowmeter are connected with above-mentioned pipeline respectively.
Said nozzle 7 is dismountable blade nozzle, and the nozzle 7 being positioned at above-mentioned prime pretreating zone 1 adopts the spray angles of 90 °-120 °, and the nozzle 7 being positioned at above-mentioned multistage microorganism filter bed district 2 adopts the spray angles of 120 °.The object of the spray angles of such design is that solve can the problem of uniform sprinkling, and the shape that sprays out be solid conical.
It should be noted that and state nozzle 7 for dismountable blade nozzle, such nozzle 7 not easily blocks and maintenance management is convenient, and the external tooth line interface of this nozzle 7 is preferably dimensioned to be 1/2 cun.
The position that multiple maintenance on above-mentioned housing 3 drop into conveying end is corresponding with the position of multiple nozzle 7 respectively, and this nozzle 7 can drop into conveying end by above-mentioned maintenance and overhaul.There is blocking or the undesirable situation of spraying effect when observing the nozzle in the microorganism filter bed associating deodoration system that the utility model provides on above-mentioned form, the corresponding maintenance of this nozzle can be taken apart and drop into conveying end and overhaul.
The part of above-mentioned water circulating pump and liquid comes into contact adopts and serves as a contrast fluorine material, and other parts adopt corrosion resistant PVC material.
It should be noted that above-mentioned lining fluorine material is existing material in prior art, it has acidproof, alkaline-resisting, corrosion resistant characteristic; Other parts of above-mentioned water circulating pump refer to that this water circulating pump enters part and the valve part of above-mentioned housing 3.
With reference to Fig. 1, the microorganism filter bed associating deodoration system that the utility model provides also comprises the foul smell gatherer being positioned at upstream, above-mentioned prime pretreating zone 1, this foul smell gatherer comprises the blast pipe 8 be connected with the lower end of above-mentioned prime pretreating zone 1 and the centrifugal blower 9 be connected with this blast pipe 8, and this centrifugal blower 9 is side-suction type centrifugal blower.
The microorganism filter bed associating deodoration system that the utility model provides also comprises the Purge gas discharger being positioned at downstream, above-mentioned multistage microorganism filter bed district 2, this Purge gas discharger is equipped with gas-liquid separation device, this Purge gas discharger comprises the exhaust duct 10 connecting identical with above-mentioned housing upper end, in addition, rear class scrubbing section (apolegamy) can be provided with between this Purge gas discharger and multistage microorganism filter bed district 2.
It should be noted that the microorganism filter bed associating deodoration system exhaust that said exhaust pipe 10 provides for the utility model; Above-mentioned blast pipe 8 and exhaust duct 10 are respectively equipped with air inlet foul smell sample tap and purifying exhaust gas sample tap, this air inlet foul smell sample tap and purifying exhaust gas sample tap are the PVC cleanout of DN50, this cleanout is chosen on the above-mentioned blast pipe 8 and exhaust duct 10 that are arranged on and are convenient to gas sample, to facilitate sampling; Above-mentioned centrifugal blower 9 is side-suction type centrifugal blower, horizontal installation, same pedestal is placed in motor, and this centrifugal blower 9 to be arranged on microorganism filter bed associating deodoration system (hereinafter referred to as native system) that the utility model provides front, be connected with native system by blast pipe 8, negative pressure pumps foul smell, and malleation blasts in foul smell to native system and processes.
In addition, the microorganism filter bed associating deodoration system that the utility model provides also comprises electrical control cubicles, this electrical control cubicles is arranged on by electric control room or deodoration system, for controlling the operation of native system, the manual operation of primary control loop water pump, nutrient solution adding device, automatic water supplement magnetic valve, drain solenoid valve, centrifugal blower etc., automatically operation or long-range operation, the PLC in above-mentioned robot control system(RCS) is also arranged in this electrical control cubicles.
Finally, the deodorizing principle of the microorganism filter bed associating deodoration system that the utility model provides is introduced.Gas containing polluter, by pumping of foul smell gatherer and centrifugal blower, prime pretreating zone is entered through blast pipe, water through prime pretreating zone or low concentration chemistry wash liquid, complete the pretreatment of the absorption to the water of foul smell or chemical agent, dedusting and humidification in prime pretreating zone.The foul gas do not removed enters multistage microorganism filter bed filtering area again, during by filter course:
1, foul gas contacts with the moisture film of the packing material (biologic packing material) of moisture state and dissolves under the effect of spray water.
2, enter the absorption of microorganism in the packing material (biologic packing material) of biomembranous odor pollutant to divide to take off and be degraded.
3, microorganism using absorb odor pollutant as energy source, for further breeding.Above 3 processes are carried out simultaneously, guarantee whole system emission compliance.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.