CN102687698B - Device for preventing hot air from being reflowed in waterproof cover of aerator and waterwheel-type aerator - Google Patents
Device for preventing hot air from being reflowed in waterproof cover of aerator and waterwheel-type aerator Download PDFInfo
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- CN102687698B CN102687698B CN201110070531.4A CN201110070531A CN102687698B CN 102687698 B CN102687698 B CN 102687698B CN 201110070531 A CN201110070531 A CN 201110070531A CN 102687698 B CN102687698 B CN 102687698B
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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 belongs to the technical field of aerators and relates to a waterwheel-type aerator with a device for preventing hot air from being reflowed in a waterproof cover. A motor is vertically arranged and a cooling fan is arranged at the upper end of the motor; a fan cover is arranged outside the cooling fan; the waterproof cover is arranged outside the motor; a separation device for preventing the hot air of the motor from being upwards reflowed into the fan cover of the motor is arranged between the waterproof cover and the motor, so that the hot air formed by carrying out heat exchange on cooling air and a heat radiation fin is not reflowed back to the fan cover of the motor; the temperature of the motor is greatly reduced and the load is increased by utilizing a function that the size of a buckling-type impeller is adjustable, so that the aerator can work at a high frequency point. The waterwheel-type aerator manufactured by the buckling-type impeller utilizes leftward spire and rightward spire to form an impeller with blades which are staggered in a ladder shape to form a spiral shape, so that a water flow formed by a flow pushing effect is dispersed in a splay shape when the aerator works and the oxygenation effect is easy to express.
Description
Technical field
The present invention relates to aerator, particularly relate to the device and the waterwheel aerator that in the bucker of aerator, prevent hot air reflux.
Background technology
Aerator is in aquaculture, fishes and shrimps to be had the equipment of lifesaving and growth encourage, and existing mechanical type aerator mainly contains Waterwheel-type, vane type and water jet three major types type, and wherein waterwheel aerator is used wider.The most ventilated machine that adopts of original water-mill oxygen increasing machine, the additional bucker of motor, for the cooling bucker of motor all can air intake cooling higher than the blade cover motor of motor, but this cooling air is circulation in cover, in order to make the gas of water surface evaporation have the passage of a rising, some bucker has venthole, when this venthole is not worked at aerator, can make to cover interior steam discharges, when work, do not have the effect of electric motor temperature reduction, so existing water-mill oxygen increasing machine radiating condition is bad, motor can not be operated at full capacity, particularly make the bearing ratio in the upper end cover of motor be easier to damage.
Summary of the invention
The object of the invention is to solve the deficiency of existing aerator, the device and the waterwheel aerator that in a kind of bucker of aerator, prevent hot air reflux are provided.
The object of the present invention is achieved like this:
Above-mentioned motor at right angle setting, there is cooling fan motor upper end, cooling fan has fan guard outward, on motor casing, there are a plurality of fin, there is bucker outward, on bucker, have air inlet, under have gas outlet, between bucker and motor, have and prevent that motor heat wind direction from flowing to the spacer assembly into motor fan housing last time.
Above-mentioned fan guard arranged outside has division board, and the outside of division board and bucker inner side match, and the inner side of division board and the outside of fan guard match; Or fan guard and division board are made one.
In bucker, prevent the waterwheel aerator of hot air reflux device, mainly by motor, reduction box, impeller, buoyancy aid forms, it is characterized in that motor at right angle setting, the output shaft of the secondary speed reduction box by spiral bevel gear and roller gear is fixedly connected with impeller with shaft coupling, on bucker, there is air inlet, respectively there is a groove both sides, bucker bottom, the output shaft of reduction box is arranged in groove, the fin of bucker inner side and motor matches and is combined into the downward cooling air channel of hot blast, or the outside of bucker inner side and division board matches, bucker has lid on top, the non-direction that meets water of lid has air intake passage.
Above-mentioned bucker, division board and fan guard are made one.
Under above-mentioned reduction box, have plastic feet, bucker covers together with the top of motor, reduction box and plastic feet; The air inlet periphery at bucker top has the ring of enclosing, and encloses the direction that meets water of ring with protruding rafter, and there is water retaining ribs on both sides, outside.
Above-mentioned buoyancy aid assembly is that plural pontoon connects by stainless steel square tube and bolted, in stainless steel square tube, is lined with gusset plate, and gusset plate two Edge Bends wrap in square tube both sides.
Above-mentioned bucker and lid are assembled together after injection mo(u)lding separately; Or bucker and lid are made one.
Above-mentioned impeller is buckled impeller, mainly by blade, impeller base, form single impeller body, the impeller base of a plurality of single impeller bodies is fastened into the stagger impeller of spirality of blade echelon shape mutually, described snapping is: the ladder-type structure that impeller base is circular ring type, and the larger diameter end inner side of impeller base is provided with on the external cylindrical surface of female buckle, the other end and is provided with and coordinates unidirectional sealed male buckle with female buckle; On impeller base, be provided with stopping device.
One end of above-mentioned buckled impeller is provided with flange, described flange includes initiatively flange and passive flange, initiatively flange is with support bar, to be formed by connecting between large circle and small circle ring, on one side external cylindrical surface of large circle, be provided with two-way male buckle, on small circle ring, be provided with shaft coupling, there is the field of conjugate action that enantiomorphous pair of mesh inclined plane forms two-way male buckle; Passive flange is with support bar, to be formed by connecting between large circle and small circle ring, is provided with the two-way female buckle coordinating with male buckle on the impeller outer face of cylinder on the inner cylinder face of large circle, is provided with bolster on small circle ring; Female buckle engagement on the active flange of output shaft one side of secondary speed reduction box on two fields of conjugate action of the field of conjugate action and the impeller base of left-handed impeller, female buckle engagement on the active flange of power set opposite side on two another mesh inclined planes of mesh inclined plane and the impeller base of dextrorotation impeller, makes the left and right impeller of waterwheel aerator form symmetrical mounting means.
Above-mentioned mounting means has several as follows:
(1) on the buoyancy aid being comprised of horizontal pontoon and vertical pontoon, motor, reduction box are installed, the both sides of reduction gearbox output shaft are connected with the shaft coupling symmetry on impeller, and the outside of impeller is unsettled;
(2) on the buoyancy aid that pontoon connects to form with connecting rod, motor, reduction box are installed, the bilateral symmetry of reduction gearbox output shaft is provided with impeller, and the outer face of impeller is supported on buoyancy aid by passive flange, bolster and bearing block;
(3) three pontoons form a buoyancy aid, mounted motor, reduction box on the pontoon at middle part, and the bilateral symmetry of reduction gearbox output shaft is provided with impeller, and the outer face of impeller is supported on respectively on the buoyancy aid in outside by passive flange, bolster and bearing block;
(4) motor, reduction box on buoyancy aid, on the lateral surface of the impeller that the bilateral symmetry of reduction gearbox output shaft is installed, passive flange is installed, on passive flange, bolster is installed, bolster is supported on buoyancy aid by bearing block, each bolster stretches out and is equipped with impeller, becomes the aerator of relatively high power.
The present invention compared to existing technology outstanding substantive distinguishing features and marked improvement is:
The temperature rise of motor is significantly declined, can utilize the adjustable function of buckled impeller size to increase load, make aerator in the work of high efficiency point, with the waterwheel aerator that buckled impeller of the present invention is made, utilizing left-handed and dextrorotation to become blade echelon shape staggers and forms spiral impeller, the current that while making aerator work, plug-flow effect forms become splayed configuration diffusion, are conducive to oxygenation effect performance; Bucker injection mo(u)lding cost reduces.
Accompanying drawing explanation
Fig. 1 is the buckled impeller cross-sectional schematic that the present invention is comprised of a plurality of single impeller bodies;
Fig. 2 is single impeller body perspective view of the present invention (stopping device is at end face);
Fig. 3 is the A partial enlarged drawing of Fig. 2;
Fig. 4 is single impeller body perspective view of the present invention;
Fig. 5 is the B partial enlarged drawing of Fig. 4;
Fig. 6 is single impeller body perspective view of the present invention (stopping device is on the face of cylinder);
Fig. 7 is the C partial enlarged drawing of Fig. 6;
Fig. 8 is the flange perspective view of two-way male buckle of the present invention;
Fig. 9 is the flange perspective view of two-way male buckle of the present invention;
Figure 10 is active flange of the present invention and shaft coupling combination schematic diagram;
Figure 11 is that active flange of the present invention is connected combination schematic diagram with shaft coupling by elastomer;
Figure 12 is the flange perspective view of two-way female buckle of the present invention;
Figure 13 is passive flange of the present invention and supporting shaft structure schematic diagram;
Figure 14 is the aerator structural representation of vertical pontoon of the present invention and the T-shaped combination of horizontal pontoon;
Figure 15 is the aerator structural representation that buoyancy aid of the present invention and buoyancy aid are combined by square tube;
Figure 16 is the aerator structural representation that another kind of buoyancy aid of the present invention and buoyancy aid are combined by square tube;
Figure 17 adds the structural representation of suppressing in square tube of the present invention;
Figure 18 is that initiatively flange connects the cross-sectional schematic of shaft coupling by elastomer;
Water (flow) direction schematic diagram when Figure 19 is aerator work of the present invention;
Figure 20 is fan guard of the present invention and division board integrative-structure schematic diagram;
Figure 21 is fan guard of the present invention and division board integrative-structure schematic diagram;
Figure 22 is division board schematic perspective view of the present invention;
Figure 23 is the schematic diagram (fan guard and division board one) that the motor of aerator of the present invention prevents hot air reflux device;
Figure 24 is the schematic diagram (bucker, fan guard and division board one) that the motor of aerator of the present invention prevents hot air reflux device;
Figure 25 is bucker of the present invention and lid Split type structure schematic diagram;
Figure 26 is bucker of the present invention and lid integrative-structure schematic diagram.
In figure: 1-impeller base; 11-hold greatly; 111-inner surface; 12-small end; 13-female buckle; 14-male buckle; 141-groove; 15-opening; 16-elasticity raised line; 161-elasticity raised line hole; 17-through hole; 18-reinforcing prop; 2-blade; 21-support bar; 22-muscle; 3-active flange; 31-small circle ring; 32-large circle; 33-support bar; 34-reinforcement; 35-two-way male buckle; 36-position block; 37-installation position; 38-macropore; 4-passive flange; 41-two-way female buckle; 5-shaft coupling; 51-bolt; 6-elastomer; 61-bolt; 7-bolster; 8-vertical pontoon; 81-horizontal pontoon; 82-motor; 83-reduction box; 84-output shaft; 85-pontoon; 86-square tube; 87-gusset plate; 88-bearing block; 9-fan guard; 91-annular slab; 92-stiffener; 93-fixing hole; 94-division board; 95-fan; 96-bucker; 97-lid; 98-air inlet; 99-air intake passage; 100-groove.
Embodiment
Below in conjunction with accompanying drawing, with specific embodiment, the invention will be further described, referring to Fig. 1-2 6:
In the bucker of aerator of the present invention, prevent the device of hot air reflux, include motor 82 and bucker 96, it is characterized in that motor 82 at right angle settings, there is cooling fan 95 motor upper end, cooling fan has fan guard 9 outward, on motor casing, there are a plurality of fin, there is bucker 96 outward, on bucker, there is air inlet, under have gas outlet, between bucker 96 and motor, have and prevent that motor heat wind direction from flowing to the spacer assembly into motor fan housing last time, the hot blast forming after cooling air and fin heat exchange is no longer back in motor fan housing 9, motor 82 temperature are declined to a great extent.
Above-mentioned spacer assembly is that fan guard 9 arranged outside have division board 94, and the outside of division board 94 and bucker 96 inner sides match, and the outside of the inner side of division board 94 and fan guard 9 matches.Fan guard 9 and division board 94 can be made into one, and with injection mo(u)lding or punch forming, and the mating surface of bucker can be with annular slab 91, between annular slab 91 and the straight wall of fan guard 9, has stiffener 92.The fixing means of fan guard 9 and motor 82 can be that screw or snapping are fixed.Division board 94 and bucker 96 coordinate makes the upper end of motor obtain bucker supporting, increases globality, effectively prevents traffic-induced damage.
Above-mentioned a kind of waterwheel aerator with preventing hot air reflux device in bucker is mainly by motor 82, reduction box 83, impeller, the compositions such as buoyancy aid, it is characterized in that motor 82 at right angle settings, by the double reduction of spiral bevel gear and roller gear, the output shaft 84 of reduction box 83 stretches out with shaft coupling 5 and is fixedly connected with impeller from the interior level of bucker 96, on bucker 96, there is air inlet 98, respectively there is a groove 100 bucker 96 both sides, bottom, the output shaft 84 of reduction box 83 is arranged in groove 100, the fin of bucker 96 inner sides and motor 82 matches and is combined into the downward cooling air channel of hot blast, or the outside of bucker 96 inner sides and division board 94 matches, the cooling fan cover 9 of the bucker 96 alternative motors 82 in top, bucker 96 bottoms are extensions of cooling fan cover 9.Bucker has lid 97 on top, and the non-direction that meets water of lid 97 has air intake passage 99.Reduction box connects buoyancy aid by plastic feet, and bucker covers together with the top of motor, reduction box and plastic feet; The air inlet periphery at bucker top has the ring of enclosing, and encloses the direction that meets water of ring with protruding rafter, and there is water retaining ribs on both sides, outside.
In above-mentioned bucker, prevent the device of hot air reflux, the hot blast forming after the hot intersection of cooling air and fin is no longer back in motor fan housing 9, motor 82 temperature are declined to a great extent; After temperature rise significantly declines, can utilize the adjustable function of buckled impeller size to increase load, make aerator in the work of high efficiency point.
Above-mentioned buckled impeller, mainly by blade 2, impeller base 1 grade forms single impeller body, the mutual snapping of impeller base of a plurality of single impeller bodies, blade echelon staggers and forms spiral impeller, described snapping is: impeller base 1 is the ladder-type structure of circular ring type, large end 11 inner sides of impeller base are provided with a laterally inclined female buckle 13, on the external cylindrical surface of the other end, be provided with and coordinate unidirectional sealed male buckle 14 with female buckle, the composition surface tilting fluffs the contraction of the tightr elimination automatically of the stressed rear cooperation of impeller work working of plastics, the sealed end of female buckle 13 or male buckle 14 is provided with position block 36, position block 36 can increase the intensity of female buckle 13 and impeller base 1, on impeller base, be provided with stopping device.
On the inner surface of the impeller base 1 of the above, the opposite side of female buckle 13 is provided with hollow and to projecting inward reinforcing prop 18, reinforcing prop is comprised of three limits, wherein a limit is connected as position block 36 with female buckle 13 after extending, the both ends open 15 of reinforcing prop 18, outside can be opened on the external cylindrical surface of step-like small end, on the external cylindrical surface of the impeller base between reinforcing prop and blade 2 working faces, are provided with through hole 17.
Above-mentioned female buckle 13 and male buckle 14 are respectively the intermeshing double wedge in side, and the offside that each double wedge is intermeshing is all inwardly provided with groove 141, makes workpiece even, reduce distortion.
The cross section of above-mentioned blade 2 is V-structure, blade V-type inner side is working face, between the rear side of blade and impeller base 1, be provided with support bar 21, through hole and muscle 22 are set on blade 2, support bar 21 and blade 2 are distributed on the external cylindrical surface of impeller base, the outer surface of large end extends to the junction of support bar 21 and V-type blade one side and impeller base 1, makes single impeller body overall structure firm; The shape of blade 2 can be the various shapes such as plate shaped or shaped form.
Above-mentioned stopping device has following two kinds or its combination:
(1) on the unsettled opening 15 being arranged on the impeller base end face corresponding with the hollow part of reinforcing prop 18 in elasticity raised line 16 one end, the outer end of elasticity raised line 16 suspending parts exceeds impeller base 1 end face of this side, elasticity raised line 16 is arranged on the end face in small end reinforcing prop 18, does not make because being provided with elasticity raised line 16, to make the local strength of impeller base 1 reduce;
(2) the large end inner side that the impeller base 1 of female buckle is set is provided with elasticity raised line hole 161, the interior unsettled elasticity raised line 16 that is provided with in elasticity raised line hole 161, the large end inner surface 111 of inner surface hypsophyll wheel seat 1 of elasticity raised line 16 suspending parts.
During the mutual snapping of adjacent two single impeller body, elasticity raised line 16 on a single impeller body is produced strain by another single impeller body compressing, snapping well rear elasticity raised line 16 resets blocks another single impeller body, while preventing from reversing, get loose, press elasticity raised line and can remove a single impeller body, can " pressing " word be set on elasticity raised line 16 and make user understand method for dismounting.
The waterwheel aerator that the buckled impeller of above-mentioned use is made, mainly comprise buckled impeller, buoyancy aid and power set, on the end face of buckled impeller, flange is installed, the both sides that are arranged on the output shaft 84 of the power set on buoyancy aid are fixedly connected with the buckled impeller of both sides by shaft coupling 5 on same axis, the spiral that the impeller of power set one side forms is that left-handed, opposite side is dextrorotation, and the current that while making aerator work, plug-flow effect forms become splayed configuration diffusion.
Above-mentioned flange comprises initiatively flange 3 and passive flange 4, initiatively flange 3 is with support bar 33, to be formed by connecting between large circle 32 and small circle ring 31, on one side external cylindrical surface of large circle 32, be provided with two-way male buckle 35, on small circle ring 31, be provided with shaft coupling 5, there is the field of conjugate action that enantiomorphous pair of mesh inclined plane forms two-way male buckle 35, on small circle ring 31, be provided with the installing hole that shaft coupling 5 is installed, on support bar 33, can increase reinforcement 34; Passive flange 4 is with support bar 33, to be formed by connecting between large circle 32 and small circle ring 31, on the inner cylinder face of large circle, be provided with the two-way male buckle 35 coordinating with female buckle on the impeller outer face of cylinder, on small circle ring 31, be provided with bolster 7, there is the field of conjugate action that enantiomorphous pair of mesh inclined plane forms two-way male buckle 35, on support bar 33, can increase reinforcement 34; Female buckle engagement on the active flange 3 of power set one side on two mesh inclined planes of mesh inclined plane and the impeller base 1 of left-handed impeller, female buckle engagement on the active flange 3 of power set opposite side on two another mesh inclined planes of mesh inclined plane and the impeller base 1 of dextrorotation impeller, makes the left and right impeller of waterwheel aerator form symmetrical mounting means.
Above-mentioned mounting means has several as follows:
(1) on the buoyancy aid being comprised of horizontal pontoon 81 and vertical pontoon 8, power set are installed, the both sides of power set output shaft 84 are connected with shaft coupling 5 symmetries on impeller, and the outside of impeller is unsettled;
On the buoyancy aid that (2) two pontoons connect to form with connecting rod, power set are installed, the bilateral symmetry of power set output shaft 84 is provided with impeller, and the outer face of impeller is supported on buoyancy aid by passive flange 4, bolster 7 and bearing block 88;
(3) three pontoons form a buoyancy aid, on the pontoon at middle part, power set are installed, and the bilateral symmetry of power set output shaft 84 is provided with impeller, and the outer face of impeller is supported on respectively on the buoyancy aid in outside by passive flange 4, bolster 7 and bearing block 88;
(4) on the lateral surface of the impeller that the bilateral symmetry of power set output shaft is installed on buoyancy aid, passive flange is installed, on passive flange 4, bolster 7 is installed, bolster 7 is supported on buoyancy aid by bearing block 88, each bolster 7 stretches out and is equipped with impeller, becomes the aerator of relatively high power.
Between the active flange 3 of above-mentioned driven rotary and shaft coupling 5, can join elastomer 6, elastomer one side and shaft coupling 5 are fastening by bolt 51, the turret head of bolt one end is arranged in active flange macropore 38, elastomer 6 another sides and active flange 3 are fastening by bolt 61, elastomer 6 can compensate bolster 7 displacements, and elastomer 6 can be made by waste and used rubber tyre.Bolster 7 displacements may be error displacement, also can regulate intentionally the dispersion of flow angle of the impeller of bilateral symmetry installation, can make adjusting angle larger by universal joint elasticity of substitution body.
Above-mentioned buoyancy aid assembly is that plural pontoon connects by stainless steel square tube 86 and bolted, is lined with gusset plate 87 in stainless steel square tube, and gusset plate two Edge Bends wrap in square tube both sides, and gusset plate can prevent the fracture of thin-walled square tube connection hole.
Above-mentioned active flange and passive flange can define like this: the flange that impeller is rotated is called initiatively flange 3, the flange being driven by impeller is called passive flange 4, male buckle on blade 2 rotation directions decision active flange 3 and the bonding position of the female buckle on impeller, male buckle flange and female buckle flange all can be used as initiatively flange.Flange the right and left of two-way male buckle 35 or female buckle is general, reduces mould investment.
Above-mentioned power set are vertically arranged motors 82, and by spiral bevel gear, the output shaft after double reduction is fixedly connected with shaft coupling 5 motor shaft with roller gear; Or power set are placed on river bank and rotate by universal joint impeller, can utilize the blade echelon shape of impeller to stagger to form spiral rotation direction current direction is flowed away from the direction of river bank.
Above-described embodiment is only one of preferred embodiment of the present invention, not limits the scope of the invention according to this, therefore: all equivalences of doing according to structure of the present invention, shape, principle change, within all should being covered by protection scope of the present invention.
Claims (5)
1. bucker is interior with the waterwheel aerator that prevents hot air reflux device, include motor and bucker, it is characterized in that motor at right angle setting, there is cooling fan motor upper end, cooling fan has fan guard outward, has a plurality of fin on motor casing, and motor has bucker outward, on bucker, have air inlet, under have gas outlet, between bucker and motor, have and prevent that motor heat wind direction from flowing to the spacer assembly into motor fan housing last time; Described spacer assembly is that fan guard arranged outside has division board, and the outside of division board and bucker inner side match, and the inner side of division board and the outside of fan guard match; Or fan guard and division board are made one; Described aerator is waterwheel aerator, mainly by motor, reduction box, impeller, buoyancy aid, formed, motor is fixedly connected with impeller by the output shaft of the secondary speed reduction box of spiral bevel gear and roller gear with shaft coupling, on bucker, there is air inlet, respectively there is a groove both sides, bucker bottom, the output shaft of reduction box is arranged in groove, and bucker has lid on top, and the non-direction that meets water of lid has air intake passage; Described impeller is buckled impeller, mainly by blade, impeller base, form single impeller body, the impeller base of a plurality of single impeller bodies is fastened into the stagger impeller of spirality of blade echelon shape mutually, described snapping is: the ladder-type structure that impeller base is circular ring type, and the larger diameter end inner side of impeller base is provided with on the external cylindrical surface of female buckle, the other end and is provided with and coordinates unidirectional sealed male buckle with female buckle; On impeller base, be provided with stopping device; One end of described buckled impeller is provided with flange, described flange includes initiatively flange and passive flange, initiatively flange is with support bar, to be formed by connecting between large circle and small circle ring, on one side external cylindrical surface of large circle, be provided with two-way male buckle, on small circle ring, be provided with shaft coupling, there is the field of conjugate action that enantiomorphous pair of mesh inclined plane forms two-way male buckle; Passive flange is with support bar, to be formed by connecting between large circle and small circle ring, is provided with the two-way female buckle coordinating with male buckle on the impeller outer face of cylinder on the inner cylinder face of large circle, is provided with bolster on small circle ring; Female buckle engagement on the active flange of output shaft one side of secondary speed reduction box on two fields of conjugate action of the field of conjugate action and the impeller base of left-handed impeller, female buckle engagement on the active flange of power set opposite side on two another mesh inclined planes of mesh inclined plane and the impeller base of dextrorotation impeller, makes the left and right impeller of waterwheel aerator form symmetrical mounting means.
2. bucker as claimed in claim 1 is interior is characterized in that there is plastic feet under reduction box with the waterwheel aerator that prevents hot air reflux device, and bucker covers together with the top of motor, reduction box and plastic feet; The air inlet periphery at bucker top has the ring of enclosing, and encloses the direction that meets water of ring with protruding rafter, and there is water retaining ribs on both sides, outside.
3. bucker as claimed in claim 1 is interior with the waterwheel aerator that prevents hot air reflux device, it is characterized in that, described buoyancy aid is that plural pontoon connects by stainless steel square tube and bolted, in stainless steel square tube, is lined with gusset plate, and gusset plate two Edge Bends wrap in square tube both sides.
4. bucker as claimed in claim 1 is interior with the waterwheel aerator that prevents hot air reflux device, it is characterized in that bucker and lid are assembled together after injection mo(u)lding separately; Or bucker and lid are made one.
In bucker as claimed in claim 1 with the waterwheel aerator that prevents hot air reflux device, it is characterized in that waterwheel aerator mounting means has one of following several:
(1) on the buoyancy aid being comprised of horizontal pontoon and vertical pontoon, motor, reduction box are installed, the both sides of reduction gearbox output shaft are connected with the shaft coupling symmetry on impeller, and the outside of impeller is unsettled;
(2) on the buoyancy aid that pontoon connects to form with connecting rod, motor, reduction box are installed, the bilateral symmetry of reduction gearbox output shaft is provided with impeller, and the outer face of impeller is supported on buoyancy aid by passive flange, bolster and bearing block;
(3) three pontoons form a buoyancy aid, mounted motor, reduction box on the pontoon at middle part, and the bilateral symmetry of reduction gearbox output shaft is provided with impeller, and the outer face of impeller is supported on respectively on the buoyancy aid in outside by passive flange, bolster and bearing block;
(4) mounted motor, reduction box on buoyancy aid, on the lateral surface of the impeller that the bilateral symmetry of reduction gearbox output shaft is installed, passive flange is installed, on passive flange, bolster is installed, bolster is supported on buoyancy aid by bearing block, each bolster stretches out and is equipped with impeller, becomes the aerator of relatively high power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110070531.4A CN102687698B (en) | 2011-03-23 | 2011-03-23 | Device for preventing hot air from being reflowed in waterproof cover of aerator and waterwheel-type aerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110070531.4A CN102687698B (en) | 2011-03-23 | 2011-03-23 | Device for preventing hot air from being reflowed in waterproof cover of aerator and waterwheel-type aerator |
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| CN102687698A CN102687698A (en) | 2012-09-26 |
| CN102687698B true CN102687698B (en) | 2014-03-19 |
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| CN201110070531.4A Expired - Fee Related CN102687698B (en) | 2011-03-23 | 2011-03-23 | Device for preventing hot air from being reflowed in waterproof cover of aerator and waterwheel-type aerator |
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| CN107810908A (en) * | 2016-09-14 | 2018-03-20 | 浙江富地机械有限公司 | A kind of bucker and waterwheel aerator of the aerator of injection molded |
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| JPH03165896A (en) * | 1989-11-22 | 1991-07-17 | Shin Meiwa Ind Co Ltd | Underwater aerator |
| CN101096284A (en) * | 2006-06-27 | 2008-01-02 | 吴为国 | Stack building blade wheel of waterwheel type automatic aerator |
| CN201709247U (en) * | 2010-07-02 | 2011-01-19 | 吴为国 | Water mill type oxygen-increasing machine |
-
2011
- 2011-03-23 CN CN201110070531.4A patent/CN102687698B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87200927U (en) * | 1987-01-29 | 1987-11-04 | 吴为国 | Floating electric pump |
| JPH03165896A (en) * | 1989-11-22 | 1991-07-17 | Shin Meiwa Ind Co Ltd | Underwater aerator |
| CN101096284A (en) * | 2006-06-27 | 2008-01-02 | 吴为国 | Stack building blade wheel of waterwheel type automatic aerator |
| CN201709247U (en) * | 2010-07-02 | 2011-01-19 | 吴为国 | Water mill type oxygen-increasing machine |
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| Publication number | Publication date |
|---|---|
| CN102687698A (en) | 2012-09-26 |
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