A kind of wind-force makes unrestrained aerator
Technical field
The present invention relates to aquaculture machinery, particularly oxygen-enriching machine in fish pond.
Background technology
The aerator applied in aquaculture at present mainly contains the types such as vane type, Waterwheel-type, jetting type and micro-pore aeration formula, its objective is the dissolved oxygen amount by improving pond water, to improve pond culture density and output.But it is limited that the common issue that these types exist is the active area of every platform aerator, the spray water surface obtained that splashes can only be enable to be benefited, therefore in the pond that area is slightly large, usually to need distribution to put multiple stage aerator, cause aquaculture cost to increase.For this problem, Chinese patent 200520055671.4 discloses a kind of swing oxygen-increasing device, comprise one can to waft the buoyancy aid floated on the surface and the power source be arranged on buoyancy aid, the output of power source is connected with decelerator, the output shaft of decelerator is connected with pivoted arm, the other end of pivoted arm is provided with balancing weight, face, whole culturing pool pond can be made to produce wave, can reduce the quantity of oxygen-increasing device.The gearbox of this type is except drives impeller rotates, and also need to drive pivoted arm and balancing weight to rotate, to make buoyancy aid wave, namely the generation of wave also need obtain the energy from motor, therefore needs expanded motor power, and Energy Efficiency Ratio does not improve.In addition, because the length of pivoted arm can not be done long by the restriction of bucker size, the amplitude of the wave of the amplitude of oscillation and generation is caused not reach expected value; And due to the setting of pivoted arm and balancing weight, motor is eccentric relative to impeller shaft, makes aerator be in non-equilibrium state, and the wave amplitude causing circumference to produce is unbalanced, also namely a buoyancy aid amplitude part of waving offset by eccentric structure, these all have impact on oxygenation effect.
Summary of the invention
The object of the invention is to overcome above-mentioned defect, provides a kind of and makes unrestrained aerator without the need to expanded motor power, the uniform wind-force of the amplitude of oscillation.
Technical scheme of the present invention is: a kind of wind-force makes unrestrained aerator, comprise buoyancy aid and be fixedly mounted on the motor on buoyancy aid, this motor and buoyancy aid coaxial line, motor is rotated by decelerator drives impeller, the week of described buoyancy aid is along being shaped with 2-4 lug, it is characterized in that, in the over top of motor, swinging driver is housed, described swinging driver comprises fixing pole and is fixed on the sail on pole, and sail drives the upper and lower tilting of buoyancy aid and produces wave under the effect of phoenix power.
Described fixing pole is the first pole or the second pole, or both combinations, wherein the bottom holder of the first pole in the top of motor and with motor coaxle line, the bottom holder of the second pole is on described lug.
Described swinging driver can be made up of the first pole, cross and sail, the described cross that the top support horizontal of described first pole is installed, and described sail is that cross facade to be fixed on described cross and the over top being positioned at motor.
Described cross can have two-layer up and down and coaxially, described sail is solidly set between this upper and lower two-layer cross.
The week of described buoyancy aid is along being shaped with 3 lugs be equally spaced, described swinging driver also can be made up of the first pole, three second poles and sail, is fixedly connected with sail respectively and forms three wind-engaging facades and the over top being positioned at motor between the top of the first pole and above-mentioned three second poles.
Described swinging driver can also be made up of the second pole, counterweight steel pipe and sail, the bottom of two described second poles is distinguished on two lugs of holder in buoyancy aid diametric(al), the top of these two second poles is fixedly connected with by counterweight steel pipe, is fixedly connected with sail and is positioned at the over top of motor between the top of counterweight steel pipe and two poles.
Above-mentioned cross is made by steel pipe.
Described buoyancy aid is annular, and its inner ring surface makes back taper table top, and described impeller is arranged on this back taper table top lower opening portion position.
Compared with prior art, except the local area oxygenation effect that paddle aerator itself produces, the advantage of other generation of the present invention is: the wind energy that 1, make use of sail absorption drives buoyancy aid tilting to produce similar natural waves in pond, natural waves, improving the overall dissolved oxygen amount in pond in surrounding diffusion process, have energy-saving effect; 2, due to swinging driver and motor, buoyancy aid coaxial line, the circumferential amplitude of oscillation is even, and the circumferential wave amplitude of generation is balanced; 3, because the buoyancy aid amplitude of oscillation is directly relevant to the height of swinging driver pole and the area of sail, as long as suitably strengthen the area of the length of pole and the weight at top and increasing sail, the amplitude of wave can be increased, add the contact surface of Chi Shui and air, thus raising oxygenation effect, and spread area is larger; 4, structure is simple, and cost is low, and the dissolved oxygen sphere of action of unit is large, can reduce the quantity of unit, and then reduces aquaculture cost.
Accompanying drawing explanation
Fig. 1 is the embodiment of the present invention one planform schematic diagram.
Fig. 2 is the embodiment of the present invention two planform schematic diagram.
Fig. 3 is the embodiment of the present invention three planform schematic diagram.
Fig. 4 is the embodiment of the present invention four planform schematic diagram.
Embodiment
Embodiment one as shown in Figure 1, a kind of wind-force makes unrestrained aerator, and comprise motor 1, decelerator 12, impeller 2 and buoyancy aid 3, reducer output shaft is impeller shaft, motor and decelerator are fixedly mounted on buoyancy aid 3 by support 13, and the positive triangle of support arranges and can ensure motor and buoyancy aid coaxial line; Motor is full-closed structure, and during work, motor rotates to utilize by decelerator drives impeller 2 and seethes the spray splashed and cool it.Buoyancy aid 3 is in annular, and its inner ring surface makes back taper table top 31, and impeller 2 is arranged on this back taper table top opening 32 lower position, and the water elevated by impeller from opening 32 bottom turns over obliquely upward to gush along back taper table top 31 and sprays and improve the dissolved oxygen amount of water.The lateral wall of buoyancy aid 3 is also shaped with 2-4 the lug 4 be equally spaced, and its effect one is that restriction buoyancy aid arbitrarily drifts about on a large scale, and two is that three is to support the second pole by fixed pulling rope balance motor reactive torque on the bank.When tying stay cord, each stay cord should be made to be in relaxed state, in order to avoid produce restriction to the tilting of buoyancy aid.
At the top of motor 1, swinging driver 6 is housed, the sail 62 that this swinging driver comprises the first pole 7, the cross 61 be made up of steel pipe and is fixed on cross, sail drives the upper and lower tilting of buoyancy aid and produces wave under the effect of phoenix power.The bottom seat of the first pole 7 in the top of motor 1 and with motor coaxle line, the cross 61 that top support horizontal is installed, sail 62 to be also fixed on cross in cross facade and to be positioned at the over top of motor.Cross 61 is two-layer up and down and coaxially, sail 62 is enclosed between this upper and lower two-layer cross.Also can be the single layer structure of embodiment two as shown in Figure 2, the bottom holder of the second pole 71 be on four lugs 4, and sail 62 is fixed on the cross 61 on pole top in four facades.The sail circumference wind area that these above-mentioned two kinds of crosses are formed is large, in addition cross is made up of steel pipe, machine gravity is improved, when wind-force makes complete machine tilt, the potential energy effect that cross produces can make complete machine tilt aggravation, thus adds long arc, makes the wave amplitude produced larger, sweep area is large, and oxygenation effect is better.
Swinging driver 6 structure of embodiment illustrated in fig. 3 three, the lateral wall of buoyancy aid 3 is shaped with three lugs 4 be equally spaced, the bottom difference holder of three second poles 71 is on lug 4, be fixed with the first pole 7 at the top of motor 1, be fixedly connected with sail 62 respectively between the top of this pole and above-mentioned three second poles 71 and be positioned at the over top of motor and realize three facade wind-engagings.
Swinging driver 6 structure of embodiment illustrated in fig. 4 four, the bottom of two second poles 71 is distinguished on two lugs 4 of holder in diametric(al), the top of these two second poles 71 is fixedly connected with by counterweight steel pipe 72, is fixedly connected with sail 62 and is positioned at the over top of motor between the top of counterweight steel pipe 72 and two second poles 71.Similar with the effect of above-mentioned cross steel pipe, counterweight steel pipe 72 is except for tightening except sail, and its potential energy produced can make complete machine tilt aggravation by wind energy, and the tilting amplitude of buoyancy aid is larger, thus makes the wave amplitude produced larger.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various amendment or supplement or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present invention or surmount scope as defined in the claims.