Solar energy electroplax rotary positioning apparatus
Technical field
The utility model relates to a kind of rotary positioning apparatus, specifically a kind of solar energy electroplax that is suitable for carries out ray tracing
Rotary positioning apparatus, belong to solar energy photovoltaic utilization technical field.
Background technique
Solar energy photovoltaic panel component is the power generator that a kind of exposure will generate direct current in the sun, by almost all
It is formed with solid photovoltaic cell made of semiconductor material (such as silicon).Simple photovoltaic cell can mention for wrist-watch and computer
For the energy, more complex photovoltaic system can provide illumination and traffic lights and monitoring system for house, and be connected to the grid power supply.
The diffused light that solar energy electroplax can directly receive direct light and release through atmosphere, and in general complicated photovoltaic system
Sun tracking system be collect this two kinds of light sources, therefore the function of sun tracking system then be reduce light source incidence angle (i.e. incident light
Source is perpendicular to solar energy electroplax) the direct projection light energy of Lai Zengjia unit area.
Traditional sun tracking system mostly uses circular arc type or push-and-pull rod-type adjustable support, both systems to require using drive
Rotating device and fixed pin shaft are moved to realize the rotation and fixation of solar energy electroplax.The mode of fixed pin shaft will cause system perspective
It can not be continuously adjusted, while rotating device and fixed pin shaft need two sets of dynamical systems to be driven, not only structure is complicated, can make
Keep increased costs, energy consumption relatively large at the setting of the reduction of system reliability, and two sets of dynamical systems.
Summary of the invention
In view of the above-mentioned problems of the prior art, the utility model provides a kind of solar energy electroplax rotary positioning apparatus,
It can be achieved to reduce the complicated in mechanical structure degree of solar energy electroplax sun tracking system, improve the reliability of sun tracking system, while can reduce
The cost of entire sun tracking system.
To achieve the goals above, this solar energy electroplax rotary positioning apparatus is mounted on inside the support frame of photovoltaic system,
Including rotating rack gear, rack drives disk, crossbeam, bracket;
Solar energy electroplax is fixedly mounted on the upper surface of the crossbeam;
The top of the bracket is hingedly mounted on the middle part of crossbeam, and bracket is fixedly mounted on the support frame of photovoltaic system
On;
The rotation rack gear is semicircular structure, and two semicircle quadrant tops of semicircular structure are fixedly mounted on crossbeam
Baseplane on and the center of circle of semicircular structure and the hinged center of crossbeam be arranged concentrically, set on the outer surface of semicircular structure
There is driving teeth portion, driving teeth portion includes the sliding tooth that interval is continuously uniformly arranged, and the top of sliding tooth is equipped with recessed to tooth root direction
The identical setting of the indent semicircle locating surface and the axial direction of indent semicircle locating surface and the axial direction of sliding tooth entered;
The setting identical as the rotation axial direction of rack gear of the axial direction of the rack drives disk, rack drives disk roll
It is fitted to the bottom of bracket, rack drives disk is equipped with the rotating drive mechanism of setting concentric with it, rotating drive mechanism
It is fixedly mounted on bracket, the disk of rack drives disk, which is equipped with, stretches out setting and rotation rack gear drive along its axial direction
The shifting shaft and locating shaft that movable tooth portion is equipped with;The semi-cylindrical in configuration and half that locating shaft is and rack drives disk is coaxially disposed
The radius size of cylindrical structure and the radius size of indent semicircle locating surface cooperate;Shifting shaft is set relative to positioning eccentric shaft
The column construction and shifting shaft set are located at the rectangular surfaces direction of the semi-cylindrical in configuration of face locating shaft, the outer dimension of shifting shaft
Less than the size of space between adjacent two pieces sliding tooth;The driving that rack drives disk passes through shifting shaft and locating shaft and rotation rack gear
Teeth portion engagement is cooperatively connected.
As further improvement of the utility model scheme, rack gear can be prevented by being additionally provided on the axial direction of rack drives disk
The limit ring structure of drive disk axial float.
As further improvement of the utility model scheme, rotating rack gear includes that multistage can surround semicircular arc jointly
Connection is fixedly mounted between section and adjacent segmental arc.
As a kind of embodiment of the utility model, rotating drive mechanism is decelerating motor structure.
As further improvement of the utility model scheme, the fabrication hole that rack gear is equipped with hollow out is rotated.
Compared with prior art, this solar energy electroplax rotary positioning apparatus is located at the semicircle of face locating shaft due to shifting shaft
The rectangular surfaces direction of rod structure, therefore sliding tooth is stirred when shifting shaft is entrapped in the clearance space between adjacent two pieces sliding tooth
During, the rectangular surfaces of locating shaft semi-cylindrical in configuration are in the state in face of indent semicircle locating surface, do not influence turning gear
The rotation of item, after shifting shaft is detached from clearance space between adjacent two pieces sliding tooth, completes to stir, locating shaft semi-cylindrical in configuration
Semi-cylindrical be in the state of indent semicircle locating surface of being caught in, locating shaft both can carry out rotation fortune to rotation rack gear at this time
It moves, locking positioning can be carried out to rotation rack gear again, pass through the special meshing relation of rotation rack gear and rack drives disk realization one
The rotation of rotation rack gear and positioning under the premise of rotating drive mechanism, i.e., only need to control a rotating drive mechanism rotary motion
It can achieve the effect that the rotation and the locking that rotate rack drives crossbeam, enormously simplify the mechanical structure of whole system, improve
System reliability of operation, while the cost of entire sun tracking system can be reduced, improve the economic benefit of entire photovoltaic system.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the mounting structure schematic diagram of the utility model rotation rack gear and rack drives disk;
Fig. 3 is the left view of Fig. 2;
Fig. 4 is the P of Fig. 3 to partial enlarged view.
In figure: 1, rotation rack gear, 11, sliding tooth, 12, indent semicircle locating surface, 2, rack drives disk, 21, shifting shaft,
22, locating shaft, 3, crossbeam, 4, bracket.
Specific embodiment
The utility model is described further with reference to the accompanying drawing.
As shown in Figure 1, this solar energy electroplax rotary positioning apparatus is mounted on inside the support frame of photovoltaic system, including rotation
Rack gear 1, rack drives disk 2, crossbeam 3, bracket 4.
Solar energy electroplax is fixedly mounted on the upper surface of the crossbeam 3.
The top of the bracket 4 is hingedly mounted on the middle part of crossbeam 3, and bracket 4 is fixedly mounted on the support of photovoltaic system
On frame.
The rotation rack gear 1 is semicircular structure, and two semicircle quadrant tops of semicircular structure are fixedly mounted on cross
On the baseplane of the beam 3 and center of circle of semicircular structure and the hinged center of crossbeam 3 are arranged concentrically, as shown in figure 4, semicircle knot
The outer surface of structure is equipped with driving teeth portion, and driving teeth portion includes the sliding tooth 11 that interval is continuously uniformly arranged, the top of sliding tooth 11
End is equipped with axial direction and driving to the recessed indent semicircle locating surface 12 in tooth root direction and indent semicircle locating surface 12
The identical setting of the axial direction of tooth 11.
As shown in Figure 2, Figure 3, Figure 4, the axial direction phase of the axial direction of the rack drives disk 2 and rotation rack gear 1
With setting, rack drives disk 2 rolls the bottom for being fitted to bracket 4, and rack drives disk 2 is equipped with turning for setting concentric with it
Dynamic driving mechanism, rotating drive mechanism are fixedly mounted on bracket 4, rotating drive mechanism can using decelerating motor structure,
Can be using other rotation drive structures such as hydraulic motor structures, the disk of rack drives disk 2 is equipped with stretches along its axial direction
Shifting shaft 21 and locating shaft 22 be arranged out, being equipped with the driving teeth portion for rotating rack gear 1;Locating shaft 22 is driven with rack gear
The radius size of semi-cylindrical in configuration and semi-cylindrical in configuration that Moving plate 2 is coaxially disposed and the radius ruler of indent semicircle locating surface 12
Very little cooperation;Shifting shaft 21 is to be located at face locating shaft 22 relative to the column construction and shifting shaft 21 of 22 eccentric setting of locating shaft
Semi-cylindrical in configuration rectangular surfaces direction, the outer dimension of shifting shaft 21 is less than the interval ruler between adjacent two pieces sliding tooth 11
It is very little;Rack drives disk 2 engages mating connection with the driving teeth portion of rotation rack gear 1 by shifting shaft 21 and locating shaft 22.
This solar energy electroplax rotary positioning apparatus is mounted on inside the support frame of photovoltaic system in use, rack drives disk 2
Rotating drive mechanism be electrically connected with the controller of photovoltaic system, when be mounted in solar energy electroplax optical sensor feedback shine
It penetrates when the incidence angle of the sunlight in solar energy electroplax is less than set angle, controller issues instruction control rack drives disk 2
Rotating drive mechanism spinning movement, the rotating drive mechanism of rack drives disk 2 drives 21 He of shifting shaft by rack drives disk 2
Locating shaft 22 is rotated around the center of rack drives disk 2, and in 2 rotary course of rack drives disk, shifting shaft 21 can be connected to adjacent two
In clearance space between part sliding tooth 11, it is responsible for stirring sliding tooth 11 and makes to rotate rack gear 1 and rotated along its axle center, and locating shaft 22
It can be connected in indent semicircle locating surface 12, be responsible for determining sliding tooth 11 after the rotation rotation to set angle of rack gear 1
Position.Since shifting shaft 21 is located at the rectangular surfaces direction of the semi-cylindrical in configuration of face locating shaft 22, when shifting shaft 21 is entrapped in
During stirring sliding tooth 11 in clearance space between adjacent two pieces sliding tooth 11, the rectangle of 22 semi-cylindrical in configuration of locating shaft
Face is in the state in face of indent semicircle locating surface 12, does not influence to rotate the rotation of rack gear 1;When shifting shaft 21 is detached from adjacent two
After clearance space, completion between part sliding tooth 11 are stirred, the semi-cylindrical of 22 semi-cylindrical in configuration of locating shaft, which is in, is caught in indent
The state of semicircle locating surface 12, locating shaft 22 can not only be rotated rotation rack gear 1 but also can be to rotation rack gear 1 at this time
Carry out locking positioning.A rotating drive mechanism can be realized by the special meshing relation of rotation rack gear 1 and rack drives disk 2
Under the premise of rotation rack gear 1 rotation and positioning.
In order to realize the better position rotating effect of rack drives disk 2, as further improvement of the utility model scheme,
As shown in Fig. 2, being additionally provided with the limit ring structure that can prevent 2 axial float of rack drives disk on the axial direction of rack drives disk 2.
Rack gear 1 is rotated for the ease of processing and fabricating, as further improvement of the utility model scheme, as shown in figure 3, turning
Carry-over bar 1 includes that multistage can surround jointly semicircular segmental arc and connection is fixedly mounted between adjacent segmental arc.
In order to mitigate weight, reduce power consumption, as further improvement of the utility model scheme, as shown in figure 3, turning gear
Item 1 is equipped with the fabrication hole of hollow out.