CN102633355B - Biological disk, biological revolving drum and integrated revolving drum type domestic sewage treater - Google Patents
Biological disk, biological revolving drum and integrated revolving drum type domestic sewage treater Download PDFInfo
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- CN102633355B CN102633355B CN201210125710.8A CN201210125710A CN102633355B CN 102633355 B CN102633355 B CN 102633355B CN 201210125710 A CN201210125710 A CN 201210125710A CN 102633355 B CN102633355 B CN 102633355B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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Abstract
The invention provides a biological disk, a biological revolving drum and an integrated revolving drum type domestic sewage treater. The biological disk comprises a circular support disk and blades fixed on the support disk; the blades are vertical to the support disk; an axial hole is formed in the centre of the support disk; the blades comprise lifting blades which are in a plurality of spiral structures in the same direction starting from the axial centre of the support disk; and the distance between every two spiral structures at the position close to a circle centre is more than that at the position far away from the circle centre. According to the invention, because the biological disk is provided with the lifting blades and aeration blades, the area of a turntable is greatly increased; furthermore, in the event of passing through the biological revolving drum disclosed by the invention, the water flow must flow through each disk; therefore, the superficial area contacted with sewage is greatly increased; the sewage treatment capability is greatly increased; the integrated revolving drum type domestic sewage treater is convenient for maintenance and low in intensity; and main body equipment is rustless and corrosion resistant.
Description
Technical field
the present invention relates to a kind of environment-friendly engineering equipment, be specifically related to the integrated rotary drum domestic sewage treater of a kind of biological disc, rotating-drum biofilter and formation.
Background technology
in biological sewage treatment equipment, just bring into use biological disc in five sixties of eighties of last century, biological disc is a kind of biomembrance process wastewater processing technology, and microorganism, sludge age that the survival time of can growing on biological disc is grown are long, have longer anti impulsion load ability, treatment effect is good.There is the advantages such as microorganism concn is high, mud does not need to reflux, power consumption is low, working cost is low at biological disc aspect technique and maintenance operation.The problems such as but traditional biological disc exists in sewage treatment process, and organic loading is low, structure is not compact, area is little, the carrying of center rotating main shaft is large.
activated sludge process is the traditional way in dirty water living creature processing technique, it is effective that it removes organism, can effectively remove N, the P in sewage with other technique combination, the advantages such as cost of investment and working cost are lower, but due to the necessary aeration oxygen supply of whole system, therefore in operational process, the required energy consumption of aeration accounts for a big chunk of system energy consumption, if can save this part energy consumption, its cost of investment and running cost will significantly reduce.
in addition, the main treatment process of integral life sewage treater is contact oxidation method at present, and take gas blower aeration as oxygen supply mode, this technique has following shortcoming:
1. floor space is large: if need denitrogenation to realize nitrification and denitrification, required aeration tank volume is larger;
2. energy consumption is large: be mainly gas blower oxygen supply energy consumption large, if desired denitrogenation realizes nitration denitrification, needs to strengthen reflux ratio, and now the energy consumption of reflux pump also will increase;
3. noise is large: being mainly the noise that gas blower operation produces, will larger if gas blower maintains noise not in time, the generation problem that disturbs residents, and being arranged on of gas blower carries out in integration apparatus buriedly existing overflow stage by the danger of water logging afterwards;
4. maintenance is complicated: the aeration plate in aeration tank, biologic packing material need be changed according to damaged condition for five to eight years, after the long-time aeration of biologic packing material, can produce situation about coming off, and gas blower need regularly maintain;
5. existing integrated domestic sewage treatment device major part is only stayed inspection manhole, and this method exists the harm of not understanding toxic gas because of the workman generation personnel of not ventilating poisoning or dead in when maintenance.
due to the existence of above-mentioned various shortcoming, so that conventional integral life sewage treater major part is just out of service after operation for some time, become ornaments, can not play the function of its application.
Summary of the invention
the technical problem of first aspect to be solved by this invention is to overcome the defect that biological disc surface is long-pending little, organic loading is low of prior art, and a kind of biological disc compared with bigger serface that has of improvement is provided.
in order to solve the technical problem of above-mentioned first aspect, technical scheme provided by the invention is: a kind of biological disc, it is characterized in that, comprise the support disc of a circle and be fixed on the blade on described support disc, and described blade is vertical with described support disc, described support disc central authorities are provided with axis hole.
preferably, described blade comprises lifting blade, described lifting blade is the equidirectional spirane structure in a plurality of initial self-supporting disc axle center place, and mutual spacing between described a plurality of spirane structure distance is greater than the mutual spacing distance away from circle centre position at nearly circle centre position.
preferably, described blade also comprises the aeration blade that is fixed on described lifting blade screw structure periphery, described aeration blade serve as reasons the relative opening angle of at least two groups be 90 °-120 ° blade unit form.
preferably, described axis hole is also distributed with a plurality of posticums around.
preferably, be also provided with the syndeton of some flanges at the edge of described support disc, described axis hole is square opening and prism.
the technical problem of second aspect to be solved by this invention is to provide a kind of rotating-drum biofilter being made up of above-mentioned biological disc.
in order to solve the technical problem of above-mentioned second aspect, technical scheme provided by the invention is: rotating-drum biofilter, it is characterized in that, comprise a rotary drum urceolus, described rotary drum urceolus two ends are respectively equipped with into water end plate and water outlet end plate, near the center of circle of described water inlet end plate, be provided with some prosopyles, near the center of circle of described water outlet end plate, be provided with some posticums, in described rotating-drum biofilter, accommodate at least 5-20 and the coaxial biological disc as described in 1-5 any one claim of described rotary drum urceolus.
preferably, in described rotating-drum biofilter, on the first biological disc of next-door neighbour's water inlet end plate, do not set out water hole, near the axis hole of follow-up biological disc, be all provided with posticum.
preferably, described rotary drum urceolus is also provided with the aeration waved plate that forms several aeration chambeies.
preferably, the spirane structure direction of the lifting blade of the first biological disc in described rotating-drum biofilter is contrary with the sense of rotation of rotating-drum biofilter, and the opening angle direction of the aeration blade of described the first biological disc is contrary with the sense of rotation of rotating-drum biofilter;
the spirane structure direction of the lifting blade of the follow-up biological disc in rotating-drum biofilter is identical with the sense of rotation of rotating-drum biofilter, and the opening angle direction of the aeration blade of follow-up biological disc is identical with the sense of rotation of rotating-drum biofilter.
preferably, the follow-up biological disc in rotating-drum biofilter, by the putty of the support disc backside coating of the biological disc before it, is adhesively fixed.
preferably, the biological disc in rotating-drum biofilter is connected with rotary drum urceolus by the syndeton of its upper flange.
the technical problem of the third aspect to be solved by this invention is to provide a kind of integrated rotary drum domestic sewage treater.
in order to solve the technical problem of the above-mentioned third aspect, technical scheme provided by the invention is: integrated rotary drum domestic sewage treater, comprise the step-down gear that is located at anoxic pond and the sludge pump that is located at second pond, it is characterized in that, also comprise at least one the one-level rotating-drum biofilter being connected by main shaft by step-down gear that is located at the first heavy and mud storage area between anoxic pond and second pond.
preferably, also comprise the two stage biological rotary drum and the three grades of rotating-drum biofilters that are connected by main shaft by step-down gear.
preferably, in the end one-level rotating-drum biofilter end arranges the upwards lifting waterwheel of lifting sewage.
the effect that promotes waterwheel is upwards to promote 0.5m through rotating-drum biofilter sewage after treatment, to promote the depth of water of second pond, increases the capacity utilization of whole equipment, improves the treatment effect of second pond.The application that promotes waterwheel makes this volume of equipment utilization improve approximately 15%.
preferably, to be pressed into the degree of depth in water be 0.5-0.7m to described rotating-drum biofilter.
according to Inka aeration theory, the aeration blade of the inner biological disc of the aeration cavity of rotating-drum biofilter outside and rotary drum periphery, compresses into water by force air, reaches to the object of aeration aerating in water.This aeration mode is large-minded, is pressed into the degree of depth in water generally in 0.6m left and right.
biological disc of the present invention, rotating-drum biofilter and integrated rotary drum domestic sewage treater, have the following advantages and feature compared with prior art:
1. biological disc of the present invention is compared with existing biological disc, and tool has the following advantages and feature:
1. the lifting blade of biological disc of the present invention, owing to having adopted unique spirane structure design, makes blade clearance from water-in circle centre position extremely far away from large to small, in the time of biological disc rotation, avoids the microbial film blocking blades coming off.
2. the lifting blade of biological disc of the present invention and the special construction of aeration blade, the disc area of rotating disk compared to existing technology increases greatly, makes specific surface area higher by 50% than existing biological disc, and processing efficiency increases by 50%.
3. biological disc of the present invention adopts FRP material, i.e. resin and glasscloth supports between disc and blade and be adhesively fixed by resin putty, firm in structure and with low cost.
rotating-drum biofilter of the present invention, due to the upper water hole that do not set out of the first biological disc of rotating-drum biofilter, is just provided with posticum on follow-up disc, while making current through rotating-drum biofilter, each disc of must flowing through, has increased the surface-area contacting with sewage greatly, has greatly improved sewage treatment capacity.Meanwhile, can avoid sewage directly not enter next stage rotating-drum biofilter through processing, affect treatment effect.
its interior biological disc of rotating-drum biofilter supports disc both sides putty by being coated in is fixedly connected into an entirety, and this mode of connection makes rotating-drum biofilter structure very firm, guarantees that rotating-drum biofilter (6～7rpm) long-time running under certain speed is not damaged.
integrated rotary drum domestic sewage treater of the present invention is compared with existing integrated domestic sewage treatment device, and tool has the following advantages and feature:
1. volume is little: integrated rotary drum domestic sewage treater of the present invention is in the situation that condition is identical, and volume is about the 50-70% of other integral life sewage processing (contact oxidation method) equipment.The height of novel all-in-one rotary drum domestic sewage treater is integrated, and high spatial utilization ratio makes equipment more compact.
2. power consumption is low: integrated rotary drum domestic sewage treater device interior consumer of the present invention only has a step-down gear and a sludge reflux pump, and its current consumption is about the 50-70% of existing integral life sewage processing (contact oxidation method) method.
3. integrated rotary drum domestic sewage treater maintenance convenience of the present invention and intensity are low: power-equipment is few, and does not need frequent maintenance, and main equipment adopts FRP matrix material, non-corrosive, corrosion-resistant.
4. easy transportation and installation: integrated rotary drum domestic sewage treater equipment of the present invention adopts modular design, its external form is according to the size design of haulage truck, and transporting and hoisting is convenient; On-the-spot only install need be by inlet and outlet piping and Controlling System installation and debugging, very convenient.
Accompanying drawing explanation
below in conjunction with drawings and Examples, the invention will be further described:
fig. 1 is biological disc of the present invention (follow-up disc) embodiment schematic diagram, and arrow is sense of rotation;
fig. 2 a is a biological disc lateral plan; Fig. 2 b is the first biological disc structure schematic diagram in rotating-drum biofilter; Fig. 2 c is the follow-up biological disc structure schematic diagram in rotating-drum biofilter, and arrow is sense of rotation.
fig. 3 a is rotating-drum biofilter water inlet end plate schematic diagram, and Fig. 3 b is rotating-drum biofilter water outlet end plate schematic diagram.
fig. 4 a is rotating-drum biofilter side schematic view; Fig. 4 b is A-A sectional view in 4a.
the integrated rotary drum domestic sewage treater of Fig. 5 vertical view.
the integrated rotary drum domestic sewage treater of Fig. 6 structural representation.
the integrated rotary drum domestic sewage treater of Fig. 7 process flow sheet.
wherein: 1 is biological disc, 2 for supporting disc, 21 syndetons, and 3 for promoting blade, and 31 is spirane structure, and 4 is aeration blade, and 41 is aeration blade unit, 5 is posticum;
10 is rotating-drum biofilter, the 11 first biological discs that are rotating-drum biofilter, the 12 follow-up biological discs that are rotating-drum biofilter, 13 is rotating-drum biofilter water inlet end plate, and 14 is rotating-drum biofilter water outlet end plate, 15 prosopyles for water inlet end plate, the posticum of 16 water outlet end plates, 17 is aeration waved plate, 18 is rotary drum urceolus;
100 is one-level rotating-drum biofilter, and 120 is two stage biological rotary drum, and 130 is three grades of rotating-drum biofilters, and 200 for promoting waterwheel, and 300 is distribution reservoir, and 400 is step-down gear, and 500 is filter screen, and 700 is sludge pump,
b just sinks and mud storage area, and C is second pond, and D is anoxic pond, and I is feed-water end, and O is water side, and H is the height that biological disc (rotary drum) immerses the water surface.
Embodiment
below in conjunction with specific embodiment, such scheme is described further.Should be understood that these embodiment are not limited to limit the scope of the invention for the present invention is described.The implementation condition adopting in embodiment can be done further adjustment according to the condition of concrete producer, and not marked implementation condition is generally the condition in normal experiment.
the follow-up disc of biological disc 1(as shown in Figure 1), comprise the support disc 2 of a circle and be fixed on the blade supporting on disc 2, and blade is vertical with support disc 2, in support, disc 2 central authorities are provided with square opening and prism.Described blade comprises lifting blade 3, it is a plurality of initial self-supporting disc 2 equidirectional spirane structures 31 in axle center place, and the mutual spacing distance between these a plurality of spirane structures 31 is greater than the mutual spacing distance away from circle centre position at nearly circle centre position, and described axis hole is also distributed with a plurality of posticums 5 around.In the time that biological disc 1 rotates, this spirane structure of gradually opening 31 has the effect of water level of lifting, is beneficial to effluent stream, through supporting disc and flowing out from the posticum 5 of axis hole, to enter follow-up biological disc and to process.In the present embodiment, blade also comprises and is fixed on the aeration blade 4 that promotes blade 3 spirane structure peripheries, and the described aeration blade 4 relative opening angle of at least two groups of serving as reasons is that the blade unit 41 of 90 °-120 ° forms.Also be provided with the syndeton 21 of some flanges at the edge of described support disc 2.
the non-isometric spirane structure 31 of gradually opening that lifting blade 3 adopts makes blade clearance be greater than the spacing away from circle centre position from nearly circle centre position, and this design can be avoided the microbial film blocking blades coming off.And it is vertical with described disc 2 respectively to promote blade 3, aeration blade 4, has increased like this drainage flow volume, makes drainage flow more unimpeded, is unlikely to blocking blades easily.Owing to promoting the unique design of blade 3, when biological disc 1 is rotated, sewage is promoted to a high position (water outlet) from low level.Sewage, air alternately contact with the microbial film that is grown in biological disc 1 simultaneously, and bio-degradation reactions occurs.
in a preferred embodiment of practical application, it is 0.5-0.7m that biological disc 1 is pressed into depth H in water.According to Inka aeration theory, the aeration blade of the inner biological disc of the aeration cavity of rotating-drum biofilter outside and rotary drum periphery, compresses into water by force air, reaches to the object of aeration aerating in water, this aeration mode is large-minded, is pressed into the degree of depth in water preferably in 0.6m left and right.
in one preferred embodiment, support disc, promote blade and aeration blade employing glass reinforced plastic FRP material, described FRP is fiber-reinforced plastic, refers generally to strengthen unsaturated polyester, epoxy resin and phenolic resin as matrix resin with glass fibre, is commonly called as glass reinforced plastic.Supporting disc and blade pass, to cross resin putty bonding, and putty is resin and talcous mixture, the routine techniques means that its dispensing mode is art technology, and resin etc. is commercially available prod.
as shown in Figure 2, Fig. 2 b is the first biological disc structure schematic diagram in rotating-drum biofilter; Fig. 2 c is the follow-up biological disc structure schematic diagram in rotating-drum biofilter, and arrow is sense of rotation.The sense of rotation of spirane structure 31 directions of the lifting blade 3 of the first biological disc 11 of rotating-drum biofilter and rotating-drum biofilter (biological disc) is contrary, and the sense of rotation of the opening angle direction of the aeration blade 4 of the first biological disc and rotating-drum biofilter (biological disc) is contrary; And spirane structure 31 directions of the lifting blade 3 of follow-up biological disc are identical with the sense of rotation of rotating-drum biofilter (biological disc), and the opening angle direction of the aeration blade 4 of follow-up biological disc is identical with the sense of rotation of rotating-drum biofilter (biological disc).And on the first biological disc 11 of rotating-drum biofilter, do not set out water hole, near follow-up biological disc 12 axis holes, be all provided with posticum 5.
rotating-drum biofilter as shown in Figure 3, Figure 4, comprise a rotary drum urceolus 18, described rotary drum urceolus 18 two ends are respectively equipped with into water end plate 13 and water outlet end plate 14, near the center of circle of water inlet end plate 13, be provided with some prosopyles 15, near the center of circle of described water outlet end plate 14, be provided with some posticums 16, in described rotating-drum biofilter 10, accommodate at least 5-20 and the coaxial biological disc of described rotary drum urceolus 18.As shown in Figure 4 b, in rotating-drum biofilter, on the first biological disc 11 of next-door neighbour's water inlet end plate, do not set out water hole, near the axis hole of follow-up biological disc 12, be all provided with posticum 5.Also be provided with the aeration waved plate 17 that forms several aeration chambeies at rotary drum urceolus 18.
in a preferred embodiment of the present invention, the spirane structure direction of lifting blade 3 of the first biological disc 11 in rotating-drum biofilter 10 is contrary with the sense of rotation of rotating-drum biofilter 10, and the opening angle direction of the aeration blade 4 of described the first biological disc 11 is contrary with the sense of rotation of rotating-drum biofilter; The spirane structure direction of the lifting blade 3 of the follow-up biological disc 12 in rotating-drum biofilter is identical with the sense of rotation of rotating-drum biofilter 10, and the opening angle direction of the aeration blade 4 of follow-up biological disc 12 is identical with the sense of rotation of rotating-drum biofilter 10.Biological disc 1 in rotating-drum biofilter is connected with rotary drum urceolus 18 by the syndeton 21 of its upper flange.
in every rotating-drum biofilter, comprise at least biological disc of 5-20 sheet, each biological disc is adhesively fixed support disc and blade by putty; Follow-up biological disc in rotary drum, by the putty of the support disc backside coating of the biological disc before it, is adhesively fixed.
as shown in Figure 4, arrow represents water (flow) direction, and H is that biological disc (rotating-drum biofilter) immerses the height of the water surface, and the buoyancy that the inside and outside liquid level difference of rotary drum produces can reduce the load of bearing, reduces friction resistance simultaneously, thereby reduces the power of motor.And the quantity of follow-up biological disc 12 can be adjusted according to the situation of the water yield and water quality, but in every rotary drum, its quantity 5-20 sheet.In actual applications, biological disc and rotating-drum biofilter diameter, according to the size of the water yield, can change in the scope of 1.2-2.5m.As shown in Figure 4 b, current enter by the prosopyle 15 of the water inlet end plate 13 of rotating-drum biofilter in the cavity forming between the syndeton 21 of biological urceolus 18 and biological disc, on the first biological disc 11 due to rotating-drum biofilter 10, do not set out water hole, on follow-up disc 12, be just provided with posticum, therefore current each biological disc of must flowing through, greatly increase the surface-area that biological disc contacts with sewage, greatly improved sewage treatment capacity.Flow out from the posticum 16 of the water outlet end plate 14 of the end of rotating-drum biofilter finally by the current of crossing rough purification.
integrated rotary drum domestic sewage treater as shown in Figure 5, Figure 6, comprises the step-down gear 400 that is located at anoxic pond D, is located at the just rotating-drum biofilter being connected by main shaft by step-down gear of heavy and mud storage area B, and is located at the sludge pump 700 of second pond C.In the present embodiment, in first heavy and mud storage area B, step-down gear 400 is connected with one-level rotating-drum biofilter 100, two stage biological rotary drum 120 and three grades of rotating-drum biofilters 130 in turn by main shaft, at three grades of last rotating-drum biofilter 130 ends, the upwards lifting waterwheel 200 of lifting sewage is set.The effect that promotes waterwheel 200 is upwards to promote 0.5m through rotating-drum biofilter sewage after treatment, to promote the depth of water of second pond, increase the capacity utilization of whole equipment, improve the treatment effect of second pond, the application that promotes waterwheel 200 makes this volume of equipment utilization ratio improve approximately 15%.In one preferred embodiment, it is 0.5-0.7m that described rotating-drum biofilter is pressed into depth H in water.
because pollution factor in sewage is as COD, being biodegradable in process, its numerical value gradually reduces, by rotor be divided into three grades more stable to guarantee water outlet.If total influent COD is 300ppm, one-level rotary drum is intake as 300ppm water outlet is 200ppm, and clearance is 33%; Secondary rotary drum is intake as 200ppm water outlet is 100ppm, and clearance is 50%; Three grades of rotary drums are intake as 100ppm water outlet is 50ppm, and clearance is 50%.Total Inlet and outlet water is that 300ppm is down to 50ppm, and clearance is 82%.If adopt single-stage rotary drum, reach same clearance, the summation of required three grades of rotary drums of rotary drum Length Ratio will be grown.Adopting three grades of rotary drums is also for convenient for production, makes production, the assembling of product and keeps in repair more convenient.
the quantity of the lifting blade in one-level rotary drum is the half that promotes blade quantity in secondary, three grades of rotary drums, the reason arranging is like this: enter Pollutant levels in the sewage of first step rotary drum and compare that to enter the Pollutant levels of follow-up rotary drum high, the microbial film adhering on blade is thicker, in order to prevent that blade from stopping up, therefore the blade quantity in first step rotary drum is reduced by half, to increase the gap between blade.
integrated rotary drum domestic sewage treater process flow sheet as shown in Figure 7, specifically comprises following components:
1, first heavy and mud storage area B:
sewage, by lift pump, first enters just heavy and mud storage area B, and in this region, sewage, under action of gravity, carries out mud-water separation, also carries out mud-water separation in this region through the mud of mud (backflow) pump reflux.Meanwhile, this district's sewage consumes part of oxygen in this region, guarantees to enter dissolved oxygen in the sewage of anoxic pond D enough low, effectively controls the anoxic condition of anoxic pond.
anoxic pond D
in anoxic pond D, be provided with filler, the water part of second pond is back to anoxic pond, after core is nitrated ammonia nitrogen carry out anti-nitration reaction here; Nitrate changes into nitrogen under the effect of denitrifying bacteria, from water, overflows, and finally reaches the object of denitrogenation.
rotating-drum biofilter 10
rotating-drum biofilter is the core of integrated rotary drum sewage treatment unit, this rotating-drum biofilter has adopted multiple biologic treating technique, by the aeration cavity of rotating-drum biofilter outside and the aeration blade of the inner biological disc of rotary drum periphery, force air is compressed into water, reach to the object of aeration aerating in water, this aeration mode aeration rate is large.In addition, the streamline that the self-cleaning type of rotating-drum biofilter 10 of the present invention promotes blade employing can make blade clearance be greater than the spacing away from circle centre position at nearly circle centre position, avoid the microbial film coming off to stop up the possibility that promotes blade, and the specific surface area that is arranged so that rotating-drum biofilter of aeration blade and lifting blade is higher by 50% than the specific surface area of traditional blodisc.
promote waterwheel 200: promote waterwheel 200 and will upwards promote 0.5m through rotating-drum biofilter sewage after treatment, to promote the depth of water of second pond, increase the capacity utilization of whole equipment, improve the treatment effect of second pond: the application that promotes waterwheel 200 makes this volume of equipment utilization ratio improve approximately 15%.
distribution reservoir 300: distribution reservoir will through lifting waterwheel 200 promote after sewage, in proportion to distributing, a part enters into second pond C carries out discharging after mud-water separation, another part enters into anoxic pond D and carries out denitrification denitrogenation.
second pond C: second pond C is that microbial film and sewage that oxygen-starved area and rotating-drum biofilter are come off carry out mud-water separation, in order to increase separating effect and to improve separation efficiency, second pond adopts inclined tube-type second pond, two heavy tops add filter screen with further remove sewage suspended substance.Precipitating sludge in second pond is pumped to mud storage area through sludge reflux pump.
more than show and described ultimate principle of the present invention, principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; that in above-described embodiment and specification sheets, describes just illustrates principle of the present invention; the present invention also has various changes and modifications without departing from the spirit and scope of the present invention, and these changes and improvements all fall in the claimed scope of the invention.
Claims (13)
1. a biological disc, is characterized in that, comprises the support disc of a circle and is fixed on the blade on described support disc, and described blade is vertical with described support disc, and described support disc central authorities are provided with axis hole;
Described blade comprises lifting blade, and described lifting blade is the equidirectional spirane structure in a plurality of initial self-supporting disc axle center place, and mutual spacing between described a plurality of spirane structure distance is greater than the mutual spacing distance away from circle centre position at nearly circle centre position;
Described blade also comprises the aeration blade that is fixed on described lifting blade screw structure periphery, described aeration blade serve as reasons the relative opening angle of at least two groups be 90 °-120 ° blade unit form.
2. the biological disc of one according to claim 1, is characterized in that, described axis hole is also distributed with a plurality of posticums around.
3. the biological disc of one according to claim 1, is characterized in that, is also provided with the syndeton of some flanges at the edge of described support disc, and described axis hole is square opening and prism.
4. rotating-drum biofilter, it is characterized in that, comprise a rotary drum urceolus, described rotary drum urceolus two ends are respectively equipped with into water end plate and water outlet end plate, near the center of circle of described water inlet end plate, be provided with some prosopyles, near the center of circle of described water outlet end plate, be provided with some posticums, in described rotating-drum biofilter, accommodate at least 5-20 and the coaxial biological disc as described in one of claim 1-3 of described rotary drum urceolus.
5. rotating-drum biofilter according to claim 4, is characterized in that, in described rotating-drum biofilter, on the first biological disc of next-door neighbour's water inlet end plate, does not set out water hole, is all provided with posticum near the axis hole of follow-up biological disc.
6. rotating-drum biofilter according to claim 4, is characterized in that, described rotary drum urceolus is also provided with the aeration waved plate that forms several aeration chambeies.
7. according to the rotating-drum biofilter described in claim 4-6 any one, it is characterized in that, the spirane structure direction of the lifting blade of the first biological disc in described rotating-drum biofilter is contrary with the sense of rotation of rotating-drum biofilter, and the opening angle direction of the aeration blade of described the first biological disc is contrary with the sense of rotation of rotating-drum biofilter;
The spirane structure direction of the lifting blade of the follow-up biological disc in rotating-drum biofilter is identical with the sense of rotation of rotating-drum biofilter, and the opening angle direction of the aeration blade of follow-up biological disc is identical with the sense of rotation of rotating-drum biofilter.
8. rotating-drum biofilter according to claim 4, is characterized in that, the follow-up biological disc in rotating-drum biofilter is adhesively fixed by the resin putty of the support disc backside coating of the biological disc before it.
9. rotating-drum biofilter according to claim 4, is characterized in that, the biological disc in rotating-drum biofilter is connected with rotary drum urceolus by the syndeton of its upper flange.
10. integrated rotary drum domestic sewage treater, comprise the step-down gear that is located at anoxic pond and the sludge pump that is located at second pond, it is characterized in that, also comprise the rotating-drum biofilter of at least one one-level being connected by main shaft by step-down gear that is located at the first heavy and mud storage area between anoxic pond and second pond as described in one of claim 4-9.
11. integrated rotary drum domestic sewage treaters according to claim 10, is characterized in that, also comprise the two stage biological rotary drum and the three grades of rotating-drum biofilters that are connected by main shaft by step-down gear.
12. integrated rotary drum domestic sewage treaters according to claim 10, is characterized in that, in the end one-level rotating-drum biofilter end arranges the upwards lifting waterwheel of lifting sewage.
13. according to the integrated rotary drum domestic sewage treater described in claim 10-12 any one, it is characterized in that, it is 0.5-0.7m that described rotating-drum biofilter is pressed into the degree of depth in water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210125710.8A CN102633355B (en) | 2012-04-26 | 2012-04-26 | Biological disk, biological revolving drum and integrated revolving drum type domestic sewage treater |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210125710.8A CN102633355B (en) | 2012-04-26 | 2012-04-26 | Biological disk, biological revolving drum and integrated revolving drum type domestic sewage treater |
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| CN102633355A CN102633355A (en) | 2012-08-15 |
| CN102633355B true CN102633355B (en) | 2014-06-04 |
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| CN105253999B (en) * | 2015-05-13 | 2018-02-27 | 南京元凯生物能源环保工程有限公司 | The bio-disc reactor of bio-disc, manufacture method and its composition |
| CN105461049A (en) * | 2015-12-17 | 2016-04-06 | 安徽华盛科技控股股份有限公司 | CIT biological membrane rotating disc reactor |
| CN107324485A (en) * | 2017-08-08 | 2017-11-07 | 苏州克莱尔环保科技有限公司 | A kind of rotating biological processing unit |
| CN112624513B (en) * | 2020-12-25 | 2022-04-12 | 江西省科学院能源研究所 | Controllable type driving nitrification sewage treatment device and method |
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| CN102040279A (en) * | 2010-11-25 | 2011-05-04 | 河南师范大学 | Urban domestic sewage treatment device |
| CN202658001U (en) * | 2012-04-26 | 2013-01-09 | 苏州克莱茵环境工程有限公司 | Biological disc, biological drum and integrated drum domestic sewage treatment device |
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| CN102040279A (en) * | 2010-11-25 | 2011-05-04 | 河南师范大学 | Urban domestic sewage treatment device |
| CN202658001U (en) * | 2012-04-26 | 2013-01-09 | 苏州克莱茵环境工程有限公司 | Biological disc, biological drum and integrated drum domestic sewage treatment device |
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