CN105668770A - Urban sewage treatment stirring aerating apparatus - Google Patents
Urban sewage treatment stirring aerating apparatus Download PDFInfo
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- CN105668770A CN105668770A CN201610134962.5A CN201610134962A CN105668770A CN 105668770 A CN105668770 A CN 105668770A CN 201610134962 A CN201610134962 A CN 201610134962A CN 105668770 A CN105668770 A CN 105668770A
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- cylinder
- aeration
- disk surface
- upper disk
- dispersion impeller
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F7/00—Aeration of stretches of water
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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
Abstract
The invention discloses a kind of city domestic sewages to handle mixing aeration device, belongs to the aerator in technical field of sewage treatment equipment, and its purpose is to provide a kind of oxidation effects and the preferable city domestic sewage of plug-flow capacity to handle mixing aeration device. Its technical solution are as follows: including driving motor, the lower end of the shaft of driving motor is connected at least two dispersion impellers, and the angle α between dispersion impeller and the axis of shaft is 3 ° to 8 °, and the inclined direction of two adjacent groups dispersion impeller is opposite; Does dispersion impeller include disk body, and disk body has included the upper disk surface of guide functions, and upper disk surface is with function
Function curve be bus rotate about the axis one week formation revolving body; Circumferential direction on upper disk surface along upper disk surface is provided with several involute guide vanes, and the circumferential direction on the upper disk surface between adjacent two involute guide vanes along disk body is evenly equipped with several through-holes. The present invention is suitable for handling the mixing aeration device of city domestic sewage.
Description
Technical field
The invention belongs to technical field of sewage treatment equipment, it relates to a kind of aerating apparatus.
Background technology
Along with socioeconomic development, the topic about water pollutions is constantly raised, particularly groundwater pollution problem, and the degree deeply concerned of water pollutions has been reached unprecedented height by the people.
Municipal effluent is a kind of common water pollutions, urban sewage treatment process generally according to utilization or the emission direction of municipal effluent and consider the natural purifying ability of water body, determine the degree for the treatment of of sewage and corresponding treatment process, sewage after process, no matter for industry, agricultural or recharge recharge of groundwater, it is necessary to meet the relevant water quality standard that country issues. Modern sewage process technology, divides by degree for the treatment of, can be divided into one-level, two grades and tertiary treatment process. Sewage coagulation Applied Physics method, as sieving, precipitation etc. remove undissolved suspended solids and floating substance in sewage. Sewage second-level processes mainly applying biological treatment process, is namely carried out the process of material conversion by the metabolism of microorganism, and the oxidation operation of the various complexity in sewage is degraded to simple material. Dissolved oxygen amount in sewage quality, water temperature, water, pH value etc. are had certain requirement by biological treatment. Tertiary sewage treatment is on the basis of I and II process, the application physics such as coagulation, filtration, ion-exchange, reverse osmosis, chemical process remove in sewage difficult dissolve organism, phosphorus, the nutritional substance such as nitrogen. Pollutent composition in sewage is very complicated, it is often necessary to above several method combines, and just can reach processing requirements.
During the city domestic sewage of prior art processes, its sewage disposal device mainly comprises whizzer, sludge dewatering equipment, aerator, Microfilter, air supporting machine and ozonizer, and aerator is the most common sewage disposal device. Aerator is by loose gas impeller, " microbubble " is directly injected undressed sewage, under the acting in conjunction of coagulating agent and flocculation agent, the flocculation of suspended substance generation physics and chemical flocculation, thus form big suspended substance floc sedimentation, under bubble population floating rises effect, " floc sedimentation " floating upper liquid level forms scum silica frost, utilizes slag scraper to be separated from water; Do not need nozzle clearing, can not occur to block phenomenon.
Application number be 201020022414.1 patent of invention disclose and a kind of stir aerator, it includes rotating shaft, dispersion impeller, gas distribution pipe and decelerating through motor machine, described rotating shaft upper end cover has pedestal, described pedestal is fixed on Chi Dingshang, the top of described rotating shaft is connected with the output terminal of decelerating through motor machine, described dispersion impeller is placed on the lower end of rotating shaft, the bottom cover of described rotating shaft has a bearing support, described bearing support is fixed at the bottom of pond, described gas distribution pipe is arranged at below dispersion impeller, described gas distribution pipe has an inlet mouth, described gas distribution pipe tube wall has some qi-emitting holes, on described gas distribution pipe, cover has some set collars to be fixed at the bottom of pond by gas distribution pipe.This stirring aerator has the high feature of simple, the easy for installation and molten gas efficiency of structure.
Application number be 201020237786.6 patent of invention disclose a kind of underwater aeration machine, comprise motor, motor shaft, impeller, the aeration chamber of both ends open, inlet pipe, guide shell, it is inner that impeller is positioned at aeration chamber, aeration chamber skin is provided with a urceolus, urceolus and aeration chamber wall and steel plate surround two sections of closed ring-type air collecting chambers jointly, and the part that aeration chamber wall is corresponding with air collecting chamber spreads all over qi-emitting hole. The disk type hollow shape porous crushing shell of the densely covered aperture in plate face it is provided with between aeration chamber wall and urceolus in described air collecting chamber. This aerator structure is simple, and volume is little, and equipment investment cost is low. Being positioned under water, do not need to be equipped with gas blower, noise is little. Arranging the broken sheet of porous and spread all over the aeration chamber wall of qi-emitting hole, air can be thoroughly broken, inspiratory capacity and aeration efficiency significantly improve, and save electricity consumption.
Summary of the invention
Though the aerator of above-mentioned two kinds of structures can realize the effect of aeration, but the oxidation effect of aerator and plug-flow effect are all poor.
The goal of the invention of the present invention is: for prior art Problems existing, it is provided that a kind of oxidation effect and the plug-flow ability mixing aeration device of city domestic sewage process all preferably.
In order to realize above-mentioned purpose, the technical solution used in the present invention is:
A kind of city domestic sewage process mixing aeration device, comprise drive-motor, described drive-motor is fixedly installed on the pedestal of Chi Dingshang, the lower end of the rotating shaft of described drive-motor is connected with at least two dispersion impellers, angle α between described dispersion impeller and the axis of rotating shaft is 3 ° to 8 °, and the vergence direction of two adjacent groups dispersion impeller is contrary; Described dispersion impeller comprises dish body, and described dish body has comprised the upper disk surface of guide functions, and described upper disk surface is with functionFunction curve be bus rotate about the axis one week formed solid of revolution; On described upper disk surface, the circumference of upper disk surface being provided with some involute urve guide vanes, on the upper disk surface between adjacent two involute urve guide vanes, circumference along dish body is evenly equipped with some through holes; Also comprising the aeration cylinder of both ends open, described dispersion impeller is positioned at aeration cylinder, and the inner chamber of described aeration cylinder forms aeration chamber; The end of described aeration cylinder is connected with guide shell, described guide shell comprises cylinder that is up-small and down-big and both ends open, taper deflection cone it is provided with in described cylinder, it is provided with flow deflector between described taper deflection cone and cylinder inboard wall, described flow deflector is obliquely installed, and the angle β of the axis of described flow deflector and cylinder is 20 ° to 30 °; Described flow deflector both sides of the edge are respectively arranged with one and a half knuckle-tooth mouth.
Wherein, described aeration cylinder is outside equipped with gas cylinder, and described gas cylinder and aeration cylinder are encircled a city the ring-type air collecting chamber of closed at both ends jointly, and on described aeration cylinder, the position of corresponding gas cylinder is evenly equipped with some solarization air caps.
Wherein, between described gas cylinder and aeration cylinder, also it is provided with many empty crushing shells, the plate face of described many empty crushing shells is evenly equipped with some apertures.
Wherein, also comprising blast main, the water surface is stretched out on the top of described blast main, and the bottom of described blast main is connected with ring-type air collecting chamber, and is provided with flow-limiting valve on the pipeline of described blast main.
Wherein, also comprising blast main, the water surface is stretched out on the top of described blast main, and the bottom of described blast main is connected with ring-type air collecting chamber, and is provided with flow-limiting valve on the pipeline of described blast main.
Wherein, the drying face of described flow deflector being also provided with some circular holes, described circular hole is arranged side by side along the length direction of flow deflector.
In sum, owing to have employed technique scheme, the invention has the beneficial effects as follows:
1, in the present invention, the rotating shaft of drive-motor is connected with at least two dispersion impellers, dispersion impeller all tilts to install, and the vergence direction of two adjacent groups dispersion impeller is contrary, thus the direction of water flowing in aeration tank can be changed at any time when dispersion impeller rotates, effectively increase rotating disk and current longitudinal direction, horizontal contact area and duration of contact, improve the fused rate of oxygen and water in air, thus improve working efficiency and the work effect of aerating apparatus, and can effectively improve the plug-flow ability of aerating apparatus, the plug-flow effect of aerating apparatus is better; The upper disk surface of dispersion impeller dish body is with functionFunction curve be bus rotate about the axis one week formed solid of revolution, upper disk surface has designed according to theoretical data and hydromeehanics rule, upper disk surface is provided with some involute urve guide vanes, on upper disk surface between adjacent two involute urve guide vanes, circumference along dish body is evenly equipped with some through holes, thus when dispersion impeller rotates, water body will be promoted by involute urve guide vane and form eddy current, form one suction, wrapped folder has the water body of a large amount of gas to be inhaled into by through hole rapidly, sheared by involute urve guide vane when water body sucks and produce fierce collision, form a large amount of micro-bubbles instantaneously, and under the stirring effect of involute urve guide vane, water body be the colleague spun upside down also do vortex shape running, make the gas being inhaled into residence time in water longer, add the residence time of oxygen in water body, improve the aeration aerating effect of aerating apparatus, flow deflector both sides of the edge are respectively arranged with one and a half knuckle-tooth mouth, can be increased by half knuckle-tooth mouth and cut water area, it is to increase oxygen transfer rate, thus increase substantially oxygenation capacity.
2, in the present invention, dispersion impeller is outside equipped with aeration cylinder, gas cylinder is set outside aeration cylinder, many empty crushing shells also it are provided with between gas cylinder and aeration cylinder, thus involute urve guide vane rotates in aeration chamber high speed and produces powerful negative pressure seismic wave and rotary-cut power, air is sucked air collecting chamber by inlet pipe, the air entering air collecting chamber is shredded through qi-emitting hole air bolus and the air chain of the broken sheet of porous and aeration chamber wall under the effect of seismic wave and rotary-cut power, the impeller cut rotated through aeration chamber high speed again, broken, mixing, make it broken dramatically and fully it is dissolved in the water, finally significantly improve the aeration efficiency of aerating apparatus.
3, in the present invention, the water surface is stretched out on the top of blast main, and the bottom of blast main is connected with ring-type air collecting chamber, and is provided with flow-limiting valve on the pipeline of blast main; Aeration process needs during oxygen supply aeration, flow-limiting valve to be opened by its air-breathing, just flow-limiting valve is turned off when water needs anoxic or anaerobism stopping air feed and makes impeller carry out plug-flow and stirring in the running in water, reach the object that a machine is multiplex.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention;
Fig. 2 is the structural representation of another embodiment of the present invention;
Fig. 3 is the scheme of installation of dispersion impeller in the present invention;
Fig. 4 is the structural representation of dispersion impeller in the present invention;
Fig. 5 is A-A sectional view in Fig. 1, Fig. 2;
Fig. 6 is the B-B sectional view of Fig. 5;
Fig. 7 is the structural representation of flow deflector in the present invention;
Fig. 8 is the structural representation of flow deflector in another embodiment of the present invention;
Wherein, Reference numeral is: 1 drive-motor, 2 rotating shafts, 3 pedestals, 4 dispersion impellers, 5 flow-limiting valves, 6 blast mains, more than 7 empty crushing shell, 8 gas cylinder, 9 guide shells, 10 aeration cylinders, 41 involute urve guide vanes, 42 through holes, 43 upper disk surfaces, 91 taper deflection cones, 92 flow deflectors, 93 cylinders, 94 half knuckle-tooth mouths, 95 circular holes.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in detail.
In order to make the object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated. It is to be understood that specific embodiment described herein is only in order to explain the present invention, it is not intended to limit the present invention.
A kind of city domestic sewage process mixing aeration device, it is mainly for the treatment of city domestic sewage. This mixing aeration device comprises drive-motor 1, and this drive-motor 1, across being installed on aeration tank, the Chi Ding of aeration tank is provided with pedestal 3, and drive-motor 1 is just installed on this pedestal 3 so that this drive-motor 1 is installed on aeration tank by pedestal 3. The lower end of the rotating shaft 2 of this drive-motor 1 is connected with dispersion impeller 4, it may also be useful to time this dispersion impeller 4 stretch in aeration tank, stir the sewage in aeration tank. Being connected with at least two dispersion impellers 4 in the rotating shaft 2 of this drive-motor 1, multiple dispersion impeller 4 is arranged successively along the axis direction of rotating shaft 2. In prior art, dispersion impeller 4 is when mounted, and dispersion impeller 4 is all installed vertically in rotating shaft 2, and in the application, dispersion impeller 4 tilts to be installed in rotating shaft 2, and the angle α between the axis of dispersion impeller 4 and rotating shaft 2 is 3 ° to 8 °, this angle preferably 5 °; This dispersion impeller 4 is except being obliquely installed, and the vergence direction of two adjacent groups dispersion impeller 4 is contrary, even wherein one group of dispersion impeller 4 inclined upward to the left, and other dispersion impeller 4 adjacent with this dispersion impeller 4 is by inclined upward to the right. This dispersion impeller 4 comprises dish body, and this dish body comprises upper disk surface 43, and this upper disk surface 43 mainly plays guide functions, and this upper disk surface 43 is with functionFunction curve be bus rotate about the axis one week formed solid of revolution; As preferably, this upper disk surface 43 is with function,Function curve section be bus rotate about the axis one week formed solid of revolution. Being provided with some involute urve guide vanes 41 in the card of the upper disk surface 43 of dispersion impeller 4, some involute urve guide vanes 41 are arranged along the circumference of upper disk surface 43 is even in the card of upper disk surface 43. The card of upper disk surface 43 is also evenly equipped with some through holes 42, in the card of the upper disk surface 43 that these through holes 42 are evenly distributed between adjacent two involute urve guide vanes 41.
Dispersion impeller 4 all tilts to install, and the vergence direction of two adjacent groups dispersion impeller 4 is contrary, thus the direction of water flowing in aeration tank can be changed at any time when dispersion impeller 4 rotates, effectively increase rotating disk and current longitudinal direction, horizontal contact area and duration of contact, improve the fused rate of oxygen and water in air, thus improve working efficiency and the work effect of aerating apparatus, and can effectively improve the plug-flow ability of aerating apparatus, the plug-flow effect of aerating apparatus is better; The upper disk surface 43 of dispersion impeller 4 dish body is with functionFunction curve be bus rotate about the axis one week formed solid of revolution, upper disk surface 43 has designed according to theoretical data and hydromeehanics rule, upper disk surface 43 is provided with some involute urve guide vanes 41, on upper disk surface 43 between adjacent two involute urve guide vanes 41, circumference along dish body is evenly equipped with some through holes 42, thus when dispersion impeller 4 rotates, water body will be promoted formation eddy current by involute urve guide vane 41, form one suction, wrapped folder has the water body of a large amount of gas to be inhaled into by through hole 42 rapidly, sheared by involute urve guide vane 41 when water body sucks and produce fierce collision, form a large amount of micro-bubbles instantaneously, and under the stirring effect of involute urve guide vane 41, water body be the colleague spun upside down also do vortex shape running, make the gas being inhaled into residence time in water longer, add the residence time of oxygen in water body, improve the aeration aerating effect of aerating apparatus.
In order to improve the aeration aerating effect of this aerating apparatus, this aerating apparatus also comprises aeration cylinder 10, the two ends of aeration cylinder 10 are opening, the inner chamber of aeration cylinder 10 forms aeration chamber, dispersion impeller 4 is positioned at the aeration chamber of report aeration cylinder 10, the rotating shaft 2 rotated drives the water in aeration cylinder 10 to flow by dispersion impeller 4, makes the mixing of the water in aeration cylinder 10, gas more abundant. Aeration cylinder 10 is outer is also provided with gas cylinder 8, and gas cylinder 8 is set in outside aeration cylinder 10, the ring-type air collecting chamber of closed at both ends of thus jointly encircling a city by gas cylinder 8 and aeration cylinder 10.
Aeration cylinder 10 is outer is also provided with gas cylinder 8, and gas cylinder 8 is set in outside aeration cylinder 10, and thus gas cylinder 8 and aeration cylinder 10 are encircled a city the ring-type air collecting chamber of closed at both ends jointly. In addition, on aeration cylinder 10, the position of corresponding gas cylinder 8 is also evenly equipped with some solarization air caps, and the gas entering ring-type air collecting chamber is entered in aeration chamber by solarization air cap, it is achieved the object of aeration aerating.
Preferably, between gas cylinder 8 and aeration cylinder 10, also it is provided with many empty crushing shells 7, the plate face of many empty crushing shells 7 is evenly equipped with some apertures. dispersion impeller 4 is outside equipped with aeration cylinder 10, gas cylinder 8 is set outside aeration cylinder 10, many empty crushing shells 7 also it are provided with between gas cylinder 8 and aeration cylinder 10, thus involute urve guide vane 41 rotates in aeration chamber high speed and produces powerful negative pressure seismic wave and rotary-cut power, air is sucked air collecting chamber by inlet pipe, the air entering air collecting chamber is shredded through qi-emitting hole air bolus and the air chain of the broken sheet of porous and aeration chamber wall under the effect of seismic wave and rotary-cut power, the impeller cut rotated through aeration chamber high speed again, broken, mixing, make it broken dramatically and fully it is dissolved in the water, finally significantly improve the aeration efficiency of aerating apparatus.
In order to expand the scope of application of aerating apparatus, this aerating apparatus also comprises blast main 6, the water surface is stretched out on the top of this blast main 6, and the bottom of this blast main 6 is connected with ring-type air collecting chamber, and thus outside air enters in ring-type air collecting chamber by blast main 6 and finally enters aeration chamber. The pipeline of blast main 6 is provided with flow-limiting valve 5. The water surface is stretched out on the top of blast main 6, and the bottom of blast main 6 is connected with ring-type air collecting chamber, and is provided with flow-limiting valve 5 on the pipeline of blast main 6; Aeration process needs can to open during oxygen supply aeration flow-limiting valve 5 and allows its air-breathing, just flow-limiting valve 5 is turned off when water needs anoxic or anaerobism and stop air feed and make impeller carry out plug-flow and stirring in the running in water, reach the object that a machine is multiplex.
In addition, the end of aeration cylinder 10 is also connected with guide shell 9, guide shell 9 comprises cylinder 93 that is up-small and down-big and both ends open, taper deflection cone 91 also it is provided with in cylinder 93, it is provided with flow deflector 92 between taper deflection cone 91 and cylinder 93 inwall, flow deflector 92 is obliquely installed, and flow deflector 92 is 20 ° to 30 ° with the angle β of the axis of cylinder 93. Push the water in guide shell 9, gas by via flow deflector 92 plug-flow being obliquely installed, stirring through dispersion impeller 4, water, gas are fully mixed, thus improves the aeration efficiency of aerating apparatus, it is to increase the plug-flow ability of aerating apparatus.
Be respectively arranged with in flow deflector 92 both sides of the edge one and a half knuckle-tooth mouth 94, two arrange half knuckle-tooth mouth 94 quantity can identical and position one_to_one corresponding, the quantity of two row's half knuckle-tooth mouths 94 also can not identical and position mutual dislocation be arranged. On the drying face of flow deflector 92, some circular holes 95 have been offered in the region at close flow deflector 92 top, and some circular holes 95 can arrange many rows along the length direction of flow deflector 92.Flow deflector 92 both sides of the edge are respectively arranged with one and a half knuckle-tooth mouth 94, can be increased by half knuckle-tooth mouth 94 and cut water area, it is to increase oxygen transfer rate, thus increase substantially oxygenation capacity
Embodiment 1
A kind of city domestic sewage process mixing aeration device, comprise drive-motor 1, described drive-motor 1 is fixedly installed on the pedestal 3 of Chi Dingshang, the lower end of the rotating shaft 2 of described drive-motor 1 is connected with at least two dispersion impellers 4, angle α between described dispersion impeller 4 and the axis of rotating shaft 2 is 3 ° to 8 °, and the vergence direction of two adjacent groups dispersion impeller 4 is contrary; Described dispersion impeller 4 comprises dish body, and described dish body has comprised the upper disk surface 43 of guide functions, and described upper disk surface 43 is with functionFunction curve be bus rotate about the axis one week formed solid of revolution; Described upper disk surface 43 is provided with some involute urve guide vanes 41 along the circumference of upper disk surface 43, upper disk surface 43 between adjacent two involute urve guide vanes 41 is evenly equipped with, along the circumference of dish body, the aeration cylinder 10 that some through holes 42 also comprise both ends open, described dispersion impeller 4 is positioned at aeration cylinder 10, and the inner chamber of described aeration cylinder 10 forms aeration chamber; The end of described aeration cylinder 10 is connected with guide shell 9, described guide shell 9 comprises cylinder 93 that is up-small and down-big and both ends open, it is provided with taper deflection cone 91 in described cylinder 93, it is provided with flow deflector 92 between described taper deflection cone 91 and cylinder 93 inwall, described flow deflector 92 is obliquely installed, and described flow deflector 92 is 20 ° to 30 ° with the angle β of the axis of cylinder 93; Described flow deflector 92 both sides of the edge are respectively arranged with one and a half knuckle-tooth mouth 94.
Embodiment 2
A kind of city domestic sewage process mixing aeration device, comprise drive-motor 1, described drive-motor 1 is fixedly installed on the pedestal 3 of Chi Dingshang, the lower end of the rotating shaft 2 of described drive-motor 1 is connected with at least two dispersion impellers 4, angle α between described dispersion impeller 4 and the axis of rotating shaft 2 is 3 ° to 8 °, and the vergence direction of two adjacent groups dispersion impeller 4 is contrary; Described dispersion impeller 4 comprises dish body, and described dish body has comprised the upper disk surface 43 of guide functions, and described upper disk surface 43 is with functionFunction curve be bus rotate about the axis one week formed solid of revolution; Described upper disk surface 43 is provided with some involute urve guide vanes 41 along the circumference of upper disk surface 43, upper disk surface 43 between adjacent two involute urve guide vanes 41 is evenly equipped with, along the circumference of dish body, the aeration cylinder 10 that some through holes 42 also comprise both ends open, described dispersion impeller 4 is positioned at aeration cylinder 10, and the inner chamber of described aeration cylinder 10 forms aeration chamber; The end of described aeration cylinder 10 is connected with guide shell 9, described guide shell 9 comprises cylinder 93 that is up-small and down-big and both ends open, it is provided with taper deflection cone 91 in described cylinder 93, it is provided with flow deflector 92 between described taper deflection cone 91 and cylinder 93 inwall, described flow deflector 92 is obliquely installed, and described flow deflector 92 is 20 ° to 30 ° with the angle β of the axis of cylinder 93; Described flow deflector 92 both sides of the edge are respectively arranged with one and a half knuckle-tooth mouth 94.
Wherein, described aeration cylinder 10 is outside equipped with gas cylinder 8, and described gas cylinder 8 and aeration cylinder 10 are encircled a city the ring-type air collecting chamber of closed at both ends jointly, and on described aeration cylinder 10, the position of corresponding gas cylinder 8 is evenly equipped with some solarization air caps.
Embodiment 3
A kind of city domestic sewage process mixing aeration device, comprise drive-motor 1, described drive-motor 1 is fixedly installed on the pedestal 3 of Chi Dingshang, the lower end of the rotating shaft 2 of described drive-motor 1 is connected with at least two dispersion impellers 4, angle α between described dispersion impeller 4 and the axis of rotating shaft 2 is 3 ° to 8 °, and the vergence direction of two adjacent groups dispersion impeller 4 is contrary;Described dispersion impeller 4 comprises dish body, and described dish body has comprised the upper disk surface 43 of guide functions, and described upper disk surface 43 is with functionFunction curve be bus rotate about the axis one week formed solid of revolution; Described upper disk surface 43 is provided with some involute urve guide vanes 41 along the circumference of upper disk surface 43, upper disk surface 43 between adjacent two involute urve guide vanes 41 is evenly equipped with, along the circumference of dish body, the aeration cylinder 10 that some through holes 42 also comprise both ends open, described dispersion impeller 4 is positioned at aeration cylinder 10, and the inner chamber of described aeration cylinder 10 forms aeration chamber; The end of described aeration cylinder 10 is connected with guide shell 9, described guide shell 9 comprises cylinder 93 that is up-small and down-big and both ends open, it is provided with taper deflection cone 91 in described cylinder 93, it is provided with flow deflector 92 between described taper deflection cone 91 and cylinder 93 inwall, described flow deflector 92 is obliquely installed, and described flow deflector 92 is 20 ° to 30 ° with the angle β of the axis of cylinder 93; Described flow deflector 92 both sides of the edge are respectively arranged with one and a half knuckle-tooth mouth 94.
Wherein, described aeration cylinder 10 is outside equipped with gas cylinder 8, and described gas cylinder 8 and aeration cylinder 10 are encircled a city the ring-type air collecting chamber of closed at both ends jointly, and on described aeration cylinder 10, the position of corresponding gas cylinder 8 is evenly equipped with some solarization air caps.
Wherein, between described gas cylinder 8 and aeration cylinder 10, also it is provided with many empty crushing shells 7, the plate face of described many empty crushing shells 7 is evenly equipped with some apertures.
Embodiment 4
A kind of city domestic sewage process mixing aeration device, comprise drive-motor 1, described drive-motor 1 is fixedly installed on the pedestal 3 of Chi Dingshang, the lower end of the rotating shaft 2 of described drive-motor 1 is connected with at least two dispersion impellers 4, angle α between described dispersion impeller 4 and the axis of rotating shaft 2 is 3 ° to 8 °, and the vergence direction of two adjacent groups dispersion impeller 4 is contrary; Described dispersion impeller 4 comprises dish body, and described dish body has comprised the upper disk surface 43 of guide functions, and described upper disk surface 43 is with functionFunction curve be bus rotate about the axis one week formed solid of revolution; Described upper disk surface 43 is provided with some involute urve guide vanes 41 along the circumference of upper disk surface 43, upper disk surface 43 between adjacent two involute urve guide vanes 41 is evenly equipped with, along the circumference of dish body, the aeration cylinder 10 that some through holes 42 also comprise both ends open, described dispersion impeller 4 is positioned at aeration cylinder 10, and the inner chamber of described aeration cylinder 10 forms aeration chamber; The end of described aeration cylinder 10 is connected with guide shell 9, described guide shell 9 comprises cylinder 93 that is up-small and down-big and both ends open, it is provided with taper deflection cone 91 in described cylinder 93, it is provided with flow deflector 92 between described taper deflection cone 91 and cylinder 93 inwall, described flow deflector 92 is obliquely installed, and described flow deflector 92 is 20 ° to 30 ° with the angle β of the axis of cylinder 93; Described flow deflector 92 both sides of the edge are respectively arranged with one and a half knuckle-tooth mouth 94.
Wherein, described aeration cylinder 10 is outside equipped with gas cylinder 8, and described gas cylinder 8 and aeration cylinder 10 are encircled a city the ring-type air collecting chamber of closed at both ends jointly, and on described aeration cylinder 10, the position of corresponding gas cylinder 8 is evenly equipped with some solarization air caps.
Wherein, between described gas cylinder 8 and aeration cylinder 10, also it is provided with many empty crushing shells 7, the plate face of described many empty crushing shells 7 is evenly equipped with some apertures.
Wherein, also comprising blast main 6, the water surface is stretched out on the top of described blast main 6, and the bottom of described blast main 6 is connected with ring-type air collecting chamber, and is provided with flow-limiting valve 5 on the pipeline of described blast main 6.
Embodiment 5
A kind of city domestic sewage process mixing aeration device, comprise drive-motor 1, described drive-motor 1 is fixedly installed on the pedestal 3 of Chi Dingshang, the lower end of the rotating shaft 2 of described drive-motor 1 is connected with at least two dispersion impellers 4, angle α between described dispersion impeller 4 and the axis of rotating shaft 2 is 3 ° to 8 °, and the vergence direction of two adjacent groups dispersion impeller 4 is contrary; Described dispersion impeller 4 comprises dish body, and described dish body has comprised the upper disk surface 43 of guide functions, and described upper disk surface 43 is with functionFunction curve be bus rotate about the axis one week formed solid of revolution; Described upper disk surface 43 is provided with some involute urve guide vanes 41 along the circumference of upper disk surface 43, upper disk surface 43 between adjacent two involute urve guide vanes 41 is evenly equipped with, along the circumference of dish body, the aeration cylinder 10 that some through holes 42 also comprise both ends open, described dispersion impeller 4 is positioned at aeration cylinder 10, and the inner chamber of described aeration cylinder 10 forms aeration chamber; The end of described aeration cylinder 10 is connected with guide shell 9, described guide shell 9 comprises cylinder 93 that is up-small and down-big and both ends open, it is provided with taper deflection cone 91 in described cylinder 93, it is provided with flow deflector 92 between described taper deflection cone 91 and cylinder 93 inwall, described flow deflector 92 is obliquely installed, and described flow deflector 92 is 20 ° to 30 ° with the angle β of the axis of cylinder 93; Described flow deflector 92 both sides of the edge are respectively arranged with one and a half knuckle-tooth mouth 94.
Wherein, described aeration cylinder 10 is outside equipped with gas cylinder 8, and described gas cylinder 8 and aeration cylinder 10 are encircled a city the ring-type air collecting chamber of closed at both ends jointly, and on described aeration cylinder 10, the position of corresponding gas cylinder 8 is evenly equipped with some solarization air caps.
Wherein, also comprising blast main 6, the water surface is stretched out on the top of described blast main 6, and the bottom of described blast main 6 is connected with ring-type air collecting chamber, and is provided with flow-limiting valve 5 on the pipeline of described blast main 6.
Embodiment 6
On the basis of embodiment 1, embodiment 2, embodiment 3, embodiment 4 or embodiment 5, the drying face of described flow deflector 92 being also provided with some circular holes 95, described circular hole 95 is arranged side by side along the length direction of flow deflector 92.
The foregoing is only the better embodiment of the present invention, not in order to limit the present invention, all any amendment, equivalent replacement and improvement etc. done within the spirit and principles in the present invention, all should be included within protection scope of the present invention.
Claims (6)
1. a city domestic sewage process mixing aeration device, comprise drive-motor (1), described drive-motor (1) is fixedly installed on the pedestal (3) of Chi Dingshang, it is characterized in that: the lower end of the rotating shaft (2) of described drive-motor (1) is connected with at least two dispersion impellers (4), angle α between the axis of described dispersion impeller (4) and rotating shaft (2) is 3 ° to 8 °, and the vergence direction of two adjacent groups dispersion impeller (4) is contrary; Described dispersion impeller (4) comprises dish body, and described dish body has comprised the upper disk surface (43) of guide functions, and described upper disk surface (43) is with functionFunction curve be bus rotate about the axis one week formed solid of revolution; On described upper disk surface (43), the circumference of upper disk surface (43) being provided with some involute urve guide vanes (41), on the upper disk surface (43) between adjacent two involute urve guide vanes (41), circumference along dish body is evenly equipped with some through holes (42); Also comprising the aeration cylinder (10) of both ends open, described dispersion impeller (4) is positioned at aeration cylinder (10), and the inner chamber of described aeration cylinder (10) forms aeration chamber;The end of described aeration cylinder (10) is connected with guide shell (9), described guide shell (9) comprises cylinder (93) that is up-small and down-big and both ends open, taper deflection cone (91) it is provided with in described cylinder (93), it is provided with flow deflector (92) between described taper deflection cone (91) and cylinder (93) inwall, described flow deflector (92) is obliquely installed, and described flow deflector (92) is 20 ° to 30 ° with the angle β of the axis of cylinder (93); Described flow deflector (92) both sides of the edge are respectively arranged with one and a half knuckle-tooth mouth (94).
2. city domestic sewage process mixing aeration device as claimed in claim 1, it is characterized in that: described aeration cylinder (10) is outside equipped with gas cylinder (8), the ring-type air collecting chamber of described gas cylinder (8) and aeration cylinder (10) common besieged city closed at both ends, the position of the upper corresponding gas cylinder (8) of described aeration cylinder (10) is evenly equipped with some solarization air caps.
3. city domestic sewage process mixing aeration device as claimed in claim 2, it is characterized in that: between described gas cylinder (8) and aeration cylinder (10), be also provided with many empty crushing shells (7), the plate face of described many empty crushing shells (7) is evenly equipped with some apertures.
4. city domestic sewage process mixing aeration device as claimed in claim 3, it is characterized in that: also comprise blast main (6), the water surface is stretched out on the top of described blast main (6), the bottom of described blast main (6) is connected with ring-type air collecting chamber, and is provided with flow-limiting valve (5) on the pipeline of described blast main (6).
5. city domestic sewage process mixing aeration device as claimed in claim 2, it is characterized in that: also comprise blast main (6), the water surface is stretched out on the top of described blast main (6), the bottom of described blast main (6) is connected with ring-type air collecting chamber, and is provided with flow-limiting valve (5) on the pipeline of described blast main (6).
6. such as the city domestic sewage process mixing aeration device as described in arbitrary in claim 1 to 5, it is characterized in that: be also provided with some circular holes (95) on the drying face of described flow deflector (92), described circular hole (95) is arranged side by side along the length direction of flow deflector (92).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610134962.5A CN105668770A (en) | 2016-03-10 | 2016-03-10 | Urban sewage treatment stirring aerating apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610134962.5A CN105668770A (en) | 2016-03-10 | 2016-03-10 | Urban sewage treatment stirring aerating apparatus |
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| CN105668770A true CN105668770A (en) | 2016-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610134962.5A Pending CN105668770A (en) | 2016-03-10 | 2016-03-10 | Urban sewage treatment stirring aerating apparatus |
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Cited By (6)
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| CN106902669A (en) * | 2017-05-09 | 2017-06-30 | 山东省城市供排水水质监测中心 | A kind of supporting double-layer propeller and method for water body aeration oxygen replenishing |
| CN108423933A (en) * | 2018-03-23 | 2018-08-21 | 威士邦（厦门）环境科技有限公司 | A kind of water purifying device |
| CN108483687A (en) * | 2018-04-25 | 2018-09-04 | 成都澎湃新能源科技有限公司 | A kind of mixing aerating machine of driving structure optimization |
| CN109354156A (en) * | 2018-12-12 | 2019-02-19 | 辽宁科技学院 | A kind of aerating system of biochemical sewage processing pond |
| CN110792550A (en) * | 2018-08-03 | 2020-02-14 | 通用电气再生能源技术公司 | Preformed plug with interblade profiles for a hydro turbine |
| CN115043550A (en) * | 2022-06-24 | 2022-09-13 | 苏州城投环境科技发展有限公司 | Environment-friendly sewage treatment device and treatment method thereof |
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2016
- 2016-03-10 CN CN201610134962.5A patent/CN105668770A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106902669A (en) * | 2017-05-09 | 2017-06-30 | 山东省城市供排水水质监测中心 | A kind of supporting double-layer propeller and method for water body aeration oxygen replenishing |
| CN108423933A (en) * | 2018-03-23 | 2018-08-21 | 威士邦（厦门）环境科技有限公司 | A kind of water purifying device |
| CN108423933B (en) * | 2018-03-23 | 2024-02-23 | 威士邦（厦门）环境科技有限公司 | Water body purifying device |
| CN108483687A (en) * | 2018-04-25 | 2018-09-04 | 成都澎湃新能源科技有限公司 | A kind of mixing aerating machine of driving structure optimization |
| CN110792550A (en) * | 2018-08-03 | 2020-02-14 | 通用电气再生能源技术公司 | Preformed plug with interblade profiles for a hydro turbine |
| US11454122B2 (en) | 2018-08-03 | 2022-09-27 | Ge Renewable Technologies | Pre-formed plug with inter-blade profiles for hydraulic turbines |
| US11692445B2 (en) | 2018-08-03 | 2023-07-04 | Ge Renewable Technologies | Pre-formed plug with inter-blade profiles for hydraulic turbines |
| CN110792550B (en) * | 2018-08-03 | 2023-11-21 | 通用电气再生能源技术公司 | Preformed plug with inter-blade profile for a hydraulic turbine |
| CN109354156A (en) * | 2018-12-12 | 2019-02-19 | 辽宁科技学院 | A kind of aerating system of biochemical sewage processing pond |
| CN109354156B (en) * | 2018-12-12 | 2021-08-06 | 辽宁科技学院 | Aeration system of biochemical sewage treatment tank |
| CN115043550A (en) * | 2022-06-24 | 2022-09-13 | 苏州城投环境科技发展有限公司 | Environment-friendly sewage treatment device and treatment method thereof |
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Application publication date: 20160615 |