Solar energy tracking elevation angle drive mechanismTechnical field
This utility model relates to drive mechanism technical field, especially relates to a kind of solar energy for photovoltaic and photothermal fieldTracking altitude angle transmission mechanism.
Background technology
Due to the rotation of the earth, relative to the photovoltaic and photothermal solar electricity generation system of some fixed location, 1 year spring and summerFour seasons autumn and winter, every light rise sunset, and the lighting angle of the sun the most all in change, the most effectively ensures photovoltaicPhoto-thermal assembly can the moment just to the sun, it is present photovoltaic and photothermal solar technical field of power generation that generating efficiency reaches optimum stateFaced by long-term needs, during solar tracking system is photovoltaic and photo-thermal power generation, optimization sunlight utilizes, and reaches to improveThe machinery of photoelectric transformation efficiency and ECU system, just power set to sun when keeping photovoltaic and photothermal solar, it is possible toSignificantly improve the photoelectric efficiency of solar photovoltaic assembly, but solar energy tracking elevation angle drive mechanism in the market still suffers fromProblems with: 1, the double-axis tracking of double-shaft solar tracing machine is separately motorized motions too much, the big cost of power consumption is high, motor etc.Tumbler and various sensor and the consumption such as automatically controlled are big；2, whole system load is bigger so that integrated steel-structure and driverThe each several part part of tool equipment can not lightweight；3, single-axis solar tracing machine without elevation angle tracking drive device or relies on handsDynamic random regulation, its tracking error is big, tracking accuracy is the highest, and generating efficiency (or photovoltaic and photothermal overall efficiency) is low.
Utility model content
The purpose of this utility model is to overcome solar tracking system drive mechanism in above-mentioned prior art to exist notFoot, it is provided that a kind of tracking accuracy is high, follow the tracks of plant equipment lightweight, can follow the tracks of with the linkage of azimuth electric transmissio mechanism, reducesResource consumption and the solar energy tracking elevation angle drive mechanism of reduction cost.
The technical problems to be solved in the utility model is adopted the technical scheme that: solar energy tracking elevation angle driverStructure, is driven by solar energy tracking azimuth drive mechanism, and it includes slide block, slippery fellow, elbow guide rail, top bolt, ratchet bar, spineWheel, main bearing, tooth bar push rod, sector gear, guide rail screw mandrel, described top bolt is arranged on the transmission of solar energy tracking azimuthHeight and position corresponding with ratchet bar on the principal post of mechanism, ratchet is arranged in main bearing and connects ratchet bar, and slide block is movableBeing arranged on slippery fellow, one end of slide block connecting bend guide rail, the upper end thereof of the other end of elbow guide rail and guide rail screw mandrel is at toothThe lower end correspondence position of bar push rod, guide rail screw mandrel engages with the nut in ratchet, the upper end tooth bar of tooth bar push rod and support main shaftOn sector gear engagement.
Further, also including that spring equalizing device, described spring equalizing device one end are fixed on principal post, the other end leads toOverbalance rope is fixed on the balance rope sheave of main support.
Further, described tooth bar push rod connects bearing bracket stand, and being connected by upper pin in bearing bracket stand has travelling wheel, travelling wheel to push downElbow guide rail.
The beneficial effects of the utility model: compared with prior art, 1, in solar biaxial is followed the tracks of, solar energy tracking is highDegree angle need not the Vidacare corp such as motor special and decelerator, saves power consumption and reduces cost；2, it is flexibly utilized bySolar energy tracking azimuthal power intermittent driving present invention of solar energy tracking machine；3, the present invention is alternatively arranged as other field machineThe drive mechanism of device people, such as radar tracking etc..
Accompanying drawing explanation
Fig. 1 is the structural representation after this utility model is installed,
Fig. 2 is structure for amplifying schematic diagram of the present utility model,
Fig. 3 is the right TV structure schematic diagram of Fig. 2.
In the drawings, 1, motor 2, reductor 3, worm type of reduction gearing 4, shaft coupling 5, bearing block 6, mutual shaft coupling 7,Solar energy tracking elevation angle drive mechanism 700, slide block 701, slippery fellow 702, elbow guide rail 703, top bolt 704, spineClaw bar 705, ratchet 706, main bearing 707, upper pin 708, bearing bracket stand 709, travelling wheel 710, pole socket 711, tooth bar push rod712, sector gear 713, guide rail screw mandrel 8, spring equalizing device 9, principal post 10, balance rope sheave 11, support main shaft 12, lightHot luminous reflectance support 13, photo-thermal luminous reflectance assembly 14, steel wire rope 15, photovoltaic and photothermal assembly 16, main support 17, assistant support18, photovoltaic module 19, principal post base.
Detailed description of the invention
In order to make those skilled in the art be more fully understood that technical scheme, combine concrete real below according to accompanying drawingExecute example so that this utility model to be described in further detail.
As shown in Figure 1, 2, 3, described solar energy tracking elevation angle drive mechanism for solar energy tracking interconnection robot (whenSo can be used in optically focused type equipment), concrete a kind of solar energy tracking interconnects robot and includes drive mechanism, solar energyTrack side drive mechanism, solar energy tracking elevation angle drive mechanism 7, drive mechanism is positioned at worm and gear by shaft coupling 4(On the worm screw of decelerator 3), mutual shaft coupling 6, bearing block 5 be connected with some solar energy tracking azimuths drive mechanism, described driving machineStructure includes the preferred frequency conversion motor of motor 1(), reductor 2(preferred multiple-stage harmonic motor)；Concrete a kind of solar energy tracking orientationAngle transmission mechanism includes worm type of reduction gearing 3, principal post base 19, principal post 9 and support main shaft 11 and being arranged on principal postMain support 16(is provided with photovoltaic and photothermal assembly 15)；Described main support two ends are also symmetrically arranged with assistant support 17(on it and setIt is equipped with photovoltaic module 18), on assistant support, symmetry is tiltedly installed with photo-thermal luminous reflectance support 12(and is provided with photo-thermal luminous reflectance groupPart 13), consisting of V-arrangement face solar concentrator, connected by steel wire rope 14 between photo-thermal luminous reflectance support, steel wire rope is at lightThe top of volt (photo-thermal) inter-module overlapping the slot, the effect of steel wire rope is to ensure that precision and the condenser lightweight structure of condenser.
Wherein, described solar energy tracking elevation angle drive mechanism includes slide block 700, slippery fellow 701, elbow guide rail 702, topBolt 703, ratchet bar 704, ratchet 705, main bearing 706, tooth bar push rod 711, sector gear 712, guide rail screw mandrel 713, spineWheel is arranged in main bearing and connects ratchet bar, and described top bolt is arranged on height position corresponding with ratchet bar on principal postPutting, it is upper (i.e. slide block can move freely on slippery fellow) that slide block is movably arranged on slippery fellow, one end of slide block connecting bend guide rail, elbowThe upper end thereof of the other end of guide rail and guide rail screw mandrel is at the lower end correspondence position of tooth bar push rod, guide rail screw mandrel and the spiral shell in ratchetFemale engagement, the upper end tooth bar of tooth bar push rod engages with the sector gear on support main shaft.
In order to balance power and the change of moment that main support etc. brings when following the tracks of the sun, it is possible to decrease power of motor so thatIntegrated steel-structure and equipment lightweight, present invention additionally comprises in spring equalizing device 8(figure as being symmetrical arranged), described spring balancingDevice one end is fixed on principal post, and the other end is fixed on the balance rope sheave 10 of main support by balance rope.
As preferably, it addition, described tooth bar push rod is also associated with bearing bracket stand 708, bearing bracket stand is connected by upper pin 707 and hasTravelling wheel 709, tooth bar push rod is then cased with pole socket 710, and pole socket is bolted on principal post, and its effect is in track side's parallactic angleWhile tooth bar push rod 711 upper end tooth bar promote sector gear 712, support main shaft 11 and main support etc. to follow the tracks of solar energy heightAngle, travelling wheel is pressed on elbow guide rail and walks about (there is support roller lower section) with the rotation of principal post up and down.
Certainly, this utility model needs to realize also including that (conventional sensor has light sensor for electric controller, sensorDevice, high wind sensor, rain sensor and snowfall sensor etc.), described controller includes that PLC etc. controls parts, and its effect isThe information such as the longitude and latitude according to nest point calculate 1 year in the elevation angle at different time sun place of every day and azimuth,The position of sun in every day in each moment in 1 year is stored PLC etc. accurately controls drive mechanism carry out Bearings tracking,Elevation angle tracking adjustment, wherein Bearings tracking adjusting range is 0-180 °, and elevation angle tracking adjustment scope is 0-90 °.
Operation principle: being controlled motor, reductor etc. by PLC converter etc. and drive worm type of reduction gearing, worm and gear subtractsShaft coupling and mutual shaft coupling on the worm screw of speed device couple, and interconnect robot for next solar energy and provide power, and are fixed on snailPrincipal post on the turbine of worm and gear decelerator horizontally rotates track side's parallactic angle towards East and West direction together with the bolt of top, and top bolt existsRotating to pawl seat when putting, the ratchet in driving pawl seat, ratchet etc. drive main bearing simultaneously rotates, and the nut in the middle of ratchet(for ensureing two elbow guide rails synchronous workings, its other end is respectively arranged with to pull guide rail screw mandrel and two hinged elbow guide railsOne slide block moves horizontally in foxy seat), two elbow guide rails up arch, and make bearing bracket stand and travelling wheel, upper pin and tooth bar push rodUp move thus rotate sector gear, sector gear swinging mounting main shaft, main support, assistant support, photo-thermal luminous reflectance support etc.Follow the tracks of sun altitude together, make sunlight vertical irradiation photovoltaic, photo-thermal assembly panel on, thus improve solar energy conversion lightElectricity, the efficiency of photo-thermal.