A kind of impeller disk has the impeller of stopping mechanism and with the waterwheel aerator of stopping mechanism impeller
Technical field
The present invention relates to aerator, particularly relate to that a kind of impeller disk has the impeller of stopping mechanism and with the waterwheel aerator of stopping mechanism impeller.
Background technology
Aerator is in aquaculture, fishes and shrimps to be had the equipment of lifesaving and growth encourage, existing mechanical type aerator mainly contains Waterwheel-type, vane type and water jet three major types type, existing waterwheel type automatic aerator vane is all that blade and the impeller disk are combined into, blade and the impeller disk will have bolt or latch to fix, assembling trouble, as Chinese patent: 93225475.6,03203529.2,200810004442.8.Existing water-mill oxygen increasing machine major part is combined by a plurality of buoyancy aids, with angle steel, is welded into support, and fixing pontoon below support, installs main frame and bearing block on support; Also useful thin-wall stainless steel square tube connects, but after the punching of stainless steel square tube, hole portion intensity significantly reduces and ruptures, so stainless steel square tube can not be too thin, because stainless steel is expensive, so manufacturing cost is higher.
Summary of the invention
The object of this invention is to provide a kind of impeller easy to assembly and with the waterwheel aerator of this impeller.
The object of the present invention is achieved like this:
A kind of impeller disk has the impeller of stopping mechanism, mainly by blade and the impeller disk, formed, the injection mo(u)lding separately of blade and the impeller disk, is provided with T-shaped guide rail on C type chute and the impeller disk and matches in described blades installation portion, have the stopping mechanism of injection mo(u)lding together on the impeller disk.
Described impeller stopping mechanism is: the impeller disk is polygonal window shape structure, each straight flange of window shape is connected by spoke with the axis hole at center, on each straight flange, be provided with T-shaped guide rail, there is block the rear end of T-shaped guide rail, the resilient retaining bar of front end of T-shaped guide rail, the straight flange of flexible retaining bar one end and the impeller disk is injection molded into one, and the other end is unsettled, blade is seated rear retaining bar and resets, and prevents that blade from exiting.
Described blade is corrugated blade, and corrugated blade is comprised of blade body and blades installation portion.
The blade body of described corrugated blade is basic uniform thickness, radially has three above corrugations, and the groove of corrugation is at the working face of blade body, and the back side is the corrugation back of the body, between each corrugation back of the body, has reinforcement to be connected.
The outer wall cylinder of the axis hole of the described impeller disk is shaped with the depression of putting nut, and outer wall cylinder and the metallic sheath of axis hole are interference fit, coordinates position, without the outer wall of the position of depression, a plurality of grooves are set.
Described impeller disk middle part is provided with the axis hole coordinating with power transmission shaft, the outer wall of axis hole is shaped with puts the depression of nut and by the hole of holding screw, the outer wall of axis hole has metallic sheath, holding screw is fastened on impeller on power transmission shaft by metallic sheath and nut, and holding screw is born by metallic sheath the active force of axle; Metallic sheath is to be stretched and made by corrosion resistant plate, has flange outward, and the anti-limit of endoporus increases the intensity of metallic sheath, metallic sheath distortion while reducing work.
Waterwheel aerator with stopping mechanism impeller, comprise impeller, buoyancy aid, main frame, power transmission shaft, bearing block, it is characterized in that buoyancy aid is connected by the stainless steel square tube of thin-walled, in square tube, there is the hole through bolt, by bolt, by square tube hole, make two above pontoons be combined into buoyancy aid, square tube has gusset plate above hole, and gusset plate two Edge Bends wrap in square tube both sides, pontoon both sides are fluted, are bolted in groove location; Main frame is stretched out by output shaft level after being slowed down by spiral bevel gear and roller gear by the electromotor of vertically installing, and output shaft is by the drive power transmission shaft that is flexible coupling, and impeller is arranged on power transmission shaft, and the power transmission shaft other end is by bearing block support.
Described main frame is arranged on middle pontoon by plastic supporting frame, has bucker on main frame, has air inlet on bucker, and respectively there is a groove both sides, bucker bottom, and the output shaft of reduction box is in groove; The ventilating duct that the synthetic hot blast of groups of fins of bucker inner side and motor can not reflux, or the outside of bucker inner side and division board matches, on bucker top, have lid, the non-direction that meets water of lid has air intake passage, and bucker covers together with the top of main frame and plastic supporting frame; Bearing block is arranged on the pontoon of limit, between pontoon and pontoon, by two square tubes, is connected.
Described bearing block is that height-adjustable bearing block is mainly comprised of bearing block shell, bearing folder, bearing, latch, bearing block shell has slideway, bearing is contained in bearing folder, latch is fixed on bearing folder in slideway by pin hole and adjustment hole, and the short transverse of chute wall has two groups of adjustment holes at least.
Described pontoon both sides at least arrange groove with square tube and main frame plastic supporting frame junction, and fastening bolt is arranged in the groove location of pontoon, and the width of the side of a ship of pontoon reduces, and pontoon packaging volume is reduced; Groove improves the bearing capacity of pontoon, and there is locating hole at the two ends of pontoon, have metalwork in locating hole.
The present invention compared to existing technology outstanding substantive distinguishing features and marked improvement is:
1. the impeller disk has stopping mechanism, makes impeller easy to assembly;
2. corrugated blade radial corrugation water-sprinkling resistance is few, and the high raw material of intensity is economized;
3. the external cylindrical surface of stainless steel reinforcing sleeve and trough of belt coordinates, and can make to be combined with the larger magnitude of interference, and the axis hole of plastic impeller dish saves the cost of metal lining;
4. fastening bolt is most in the groove location of pontoon, and the side of a ship width of pontoon can reduce, and pontoon packaging volume is reduced, and groove improves the bearing capacity of pontoon;
5. the ventilating duct that the synthetic hot blast of the groups of fins of bucker 4 inner sides and electromotor 31 can not reflux, or the outside of bucker 4 inner sides and division board 34 matches, division board 34 is arranged to one with fan guard does not make hot air reflux to the structure of the air inlet of fan guard, compared with the prior art, the temperature rise of motor is significantly declined;
6. can connect pontoon by very thin stainless steel square tube, not load-bearing of square tube itself, increases after stiffener in hole portion, and square tube wall thickness can be thinned to 1mm and not rupture below;
7. height-adjustable bearing block can make impeller underwater penetration be adjusted, and makes motor in the work of high efficiency point.
Accompanying drawing explanation
Fig. 1 is the impeller disk of the present invention and blade assembling schematic perspective view;
Fig. 2 is blade construction schematic diagram of the present invention;
Fig. 3 is the impeller disk structural representation with stopping mechanism of the present invention;
Fig. 4 is impeller cross-sectional schematic of the present invention;
Fig. 5 is the impeller disk of the present invention and corrugated blade assembling schematic perspective view;
Fig. 6 is impeller assembling schematic diagram of the present invention;
Fig. 7 is corrugated blade section schematic diagram of the present invention;
Fig. 8 is square tube of the present invention and gusset plate connection diagram;
Fig. 9 is gusset plate structural upright schematic diagram of the present invention;
Figure 10 is metallic sheath schematic perspective view of the present invention;
Figure 11 is metallic sheath cross-sectional schematic of the present invention;
Figure 12 is that the outer wall of impeller shaft hole of the present invention is with the depression partial schematic diagram of placing nut;
Figure 13 is pontoon of the present invention, square tube, gusset plate syndeton schematic diagram;
Figure 14 is pontoon structural upright schematic diagram of the present invention;
Figure 15 is bearing block sectional structure schematic diagram of the present invention;
Figure 16 is bearing support part TV structure schematic diagram of the present invention;
Figure 17 is the schematic diagram that the motor of aerator of the present invention prevents hot air reflux device in bucker;
Figure 18 is the schematic diagram that the motor of aerator of the present invention prevents hot air reflux device in bucker;
Figure 19 is the perspective view of aerator of the present invention.
In figure: 1-impeller; 11-impeller disk; 111-T-shaped guide rail; 112-retaining bar; 113-outer wall; 114-axis hole; 115-depression; 116-guide rail; 117-block; 118-spoke; 12-blade; 121-C type chute; 122-blade body; 13-corrugated blade; 131-blades installation portion; 132-open slot; 133-corrugation back of the body; 134-valley of corrugation; 14-holding screw; 15-nut; 16-metallic sheath; 161-cylindrical hole; 162-flange;
2-power transmission shaft;
3-main frame; 31-electromotor; 32-reduction box; 33-fan guard; 34-division board; 35-output shaft;
4-bucker; 41-lid; 42-air inlet; 43-air intake passage; 44-groove;
5-pontoon; 51-groove; 52-locating hole; 53-side of a ship;
6-square tube; 61-square tube hole; 62-gusset plate; 63-bolt;
7-bearing block; 71-bearing block shell; 72-bearing folder; 73-bearing; 74-latch; 75-adjustment hole;
8-bearing support;
9-be flexible coupling.
Embodiment
Below in conjunction with accompanying drawing, with specific embodiment, the invention will be further described, referring to Fig. 1-19:
The impeller disk has an impeller for stopping mechanism, mainly blade and the impeller disk, consists of, and referring to Fig. 1-4, T-shaped guide rail 111 on C type chute 121 and the impeller disk can be set in described blades installation portion 131 and match; On the impeller disk 11, can there is the stopping mechanism of injection mo(u)lding together.Described impeller stopping mechanism is: the impeller disk 11 is polygonal window shape structures, each straight flange of window shape is connected by spoke 118 with the axis hole 114 at center, on each straight flange, be provided with T-shaped guide rail 111, there is block 117 rear end of T-shaped guide rail, the resilient retaining bar 112 of front end of T-shaped guide rail, the straight flange of flexible retaining bar one end and the impeller disk 11 is injection molded into one, and the other end is unsettled, blade is seated rear retaining bar 112 and resets, and prevents that blade from exiting.Stopping mechanism is simple in structure, easy to assembly, can be by user assembled, and impeller packaging volume reduces.
Described blade shape is multiple, can be corrugated blade 13, and corrugated blade 13 is comprised of blade body 122 and blades installation portion 131, the open slot 132 that blades installation portion 131 can have the guide rail 116 with the impeller disk to coordinate, and blade and the impeller disk 11 are by bolted.The blade body of described corrugated blade 13 is basic uniform thickness, radially has three above corrugations, and valley of corrugation 134 is at the working face of blade body, the back side is the corrugation back of the body 133, between each corrugation back of the body, have reinforcement to be connected, radially corrugated blade water-sprinkling resistance is few, and the high raw material of intensity is economized.
Described metallic sheath 16 is to be stretched and to be made by corrosion resistant plate, has flange 162 outward, and the cylindrical hole 161 that the anti-limit of endoporus becomes and power transmission shaft matches can increase the combined strength of metallic sheath 16 and power transmission shaft 2, and while reducing work, metallic sheath is out of shape.
The axis hole outer wall of the described impeller disk 11 is shaped with the depression 115 of putting nut 15, and outer wall 113 is interference fit with metallic sheath 16, coordinates position, without the outer wall of the position of depression, a plurality of grooves are set, and can make to be combined with the larger magnitude of interference.
A kind of waterwheel aerator, mainly comprise impeller 1, buoyancy aid, main frame 3, power transmission shaft 2, bearing block 7 etc., buoyancy aid is connected by the stainless steel square tube 6 of thin-walled, in square tube 6, be shaped with square tube hole 61, by bolt 63, by square tube hole, make two above pontoons 5 be combined into buoyancy aid, square tube hole 61 has gusset plate 62 above, gusset plate two Edge Bends wrap in square tube 6 both sides, pontoon both sides fluted 51, bolt 63 is fixed in groove location, bolt is most in the groove location of pontoon, the side of a ship 53 width of pontoon can reduce, pontoon 5 packaging volumes are reduced, groove 51 improves the bearing capacity of pontoon, the output shaft 35 that after main frame 3 is slowed down by spiral bevel gear and roller gear by the electromotor 31 of vertically installing, drive level is stretched out, output shaft is by the 9 drive power transmission shafts 2 that are flexible coupling, and impeller 1 is arranged on power transmission shaft, and the other end of power transmission shaft is supported by bearing block 7, impeller 1 is comprised of blade 12 and the impeller disk 11, injection molded, the impeller disk 11 middle parts are provided with the axis hole 114 coordinating with power transmission shaft 2, the outer wall 113 of axis hole is shaped with to be put the depression 115 of nut 15 and passes through the hole of holding screw 14, outer wall has metallic sheath 16, holding screw 14 is fastened on impeller 1 on power transmission shaft 2 by metallic sheath 16 and nut 15, and holding screw is born by metallic sheath 16 active force of power transmission shaft, not only firmly also saves the cost of the axis hole metal lining of plastic impeller dish.
In the middle of described main frame 3 is arranged on by plastic supporting frame 8, on pontoon 5, bearing block 7 is arranged on limit pontoon 5, between pontoon and pontoon, by two square tubes 6, is connected.Not load-bearing of square tube itself, available very thin stainless steel square tube connects pontoon, in square tube hole portion, increases after stiffener, and square tube wall thickness can be thinned to 1mm and not rupture below.
On described main frame, there is bucker 4, on bucker 4, there is air inlet 42, respectively there is a groove 44 both sides, bucker bottom, the output shaft of reduction box 32 is in groove, the ventilating duct that the synthetic hot blast of the groups of fins of bucker 4 inner sides and electromotor 31 can not reflux, or the outside of bucker 4 inner sides and division board 34 matches and do not make hot air reflux, and bucker has lid 41 on top, the non-direction that meets water of lid has air intake passage 43, and bucker 4 covers together with the top of main frame 3 and plastic supporting frame 8.The ventilating duct that the synthetic hot blast of described bucker 4 inner sides and the groups of fins of electromotor 31 can not reflux, or the outside of bucker 4 inner sides and division board 34 matches, division board 34 is arranged to one with fan guard does not make hot air reflux to the structure of the air inlet of fan guard, compared with the prior art, the temperature rise of motor is significantly declined; Bucker 4 covers together with the top of main frame 3 and plastic supporting frame 8, only has the bottom of plastic supporting frame 8 outside the cover, can prevent main frame corrosion.
Described bearing block 7 is that height-adjustable bearing block is mainly comprised of bearing block shell 71, bearing folder 72, bearing 73, latch 74, bearing block shell 71 has slideway, bearing 73 is contained in bearing folder 72, latch 74 is fixed on bearing folder 72 in slideway by pin hole and adjustment hole 75, the short transverse of chute wall has two groups of adjustment holes 75 at least, height-adjustable bearing block can make impeller underwater penetration be adjusted, and makes motor in the work of high efficiency point.
Described pontoon 5 both sides at least arrange groove 51 with square tube 6 and bearing support 8 junctions, and bolt 63 is arranged in groove 51 positions of pontoon 5, and the side of a ship 53 width of pontoon 5 reduce, and pontoon packaging volume is reduced; Groove 51 improves the bearing capacity of pontoon; There is locating hole 52 at the two ends of pontoon 5, have metalwork in locating hole, and when aerator is located by Metallic rod, locating hole does not does not wear and tear.
Above-described embodiment is only 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.