阅读说明：本技术 双轴跟踪光伏发电装置的驱动装置 (Driving device of double-shaft tracking photovoltaic power generation device ) 是由 丁奕筝 于 2020-06-18 设计创作，主要内容包括：一种双轴跟踪光伏发电装置的驱动装置,用来驱动太阳能电池板跟随阳光转动。其包括电池板安装架、底板(97)、主轴(5),电池板安装架背面连接有横梁(8),横梁插在主轴的顶端,在底板上安装有驱动主轴转动的水平跟踪系统,主轴中部连接有固定板(49),固定板上安装有驱动横梁的转动垂直跟踪系统。底板上设有搁置有固定盘(33)的托辊,固定盘套在主轴上,固定盘由压辊压住,在底板上还对称固定连接有两根支承杆(31),支承杆的顶端与套在横梁的套筒连接。这样可使电池板安装架转动平稳,也能降低外部风力对电池板安装架的晃动。水平跟踪系统和垂直跟踪系统采用齿轮及螺杆螺母结构,自锁性能好。(A driving device of a double-shaft tracking photovoltaic power generation device is used for driving a solar panel to rotate along with sunlight. The solar cell panel horizontal tracking device comprises a cell panel mounting frame, a bottom plate (97) and a main shaft (5), wherein a cross beam (8) is connected to the back of the cell panel mounting frame, the cross beam is inserted at the top end of the main shaft, a horizontal tracking system for driving the main shaft to rotate is installed on the bottom plate, a fixing plate (49) is connected to the middle of the main shaft, and a vertical tracking system for driving the cross beam to rotate is installed. The bottom plate is provided with a carrier roller for placing a fixed disc (33), the fixed disc is sleeved on the main shaft and pressed by a press roller, the bottom plate is also symmetrically and fixedly connected with two supporting rods (31), and the top ends of the supporting rods are connected with sleeves sleeved on the cross beam. Therefore, the battery panel mounting rack can rotate stably, and the shaking of the external wind power to the battery panel mounting rack can be reduced. The horizontal tracking system and the vertical tracking system adopt a gear and screw nut structure, and the self-locking performance is good.)

1. A driving device of a double-shaft tracking photovoltaic power generation device comprises a battery panel mounting rack (2) with a frame structure, a bottom plate (97) and a main shaft (5), wherein the back of the battery panel mounting rack is transversely and fixedly connected with a cross beam (8), and the driving device is characterized in that the top end of the main shaft is connected with a cross beam sleeve (34), the middle part of the cross beam is inserted into the cross beam sleeve, a horizontal tracking system (6) for driving the main shaft to rotate is installed on the bottom plate, the middle part of the main shaft is connected with a fixing plate (49), and a rotating vertical tracking system;

the edge of the back of a bottom plate (97) is symmetrically supported by three cylinders (92), the feet of the cylinders are fixed on a foundation (93), a bearing seat (94) is installed on the back of the bottom plate, the bottom of a main shaft (5) is inserted into the bearing seat, carrier rollers (96) are distributed on the bottom plate in a triangular mode, a fixed disc (33) is placed on the carrier rollers and fixed on the main shaft (5), the fixed disc is pressed by a pressing roller (95), and the pressing roller is installed on the bottom plate through a vertical plate (98); two supporting rods (31) are also symmetrically and fixedly connected to the fixed disc, and the top ends of the supporting rods are connected with sleeves (32) sleeved on the cross beams.

2. The driving device of the double-shaft tracking photovoltaic power generation device as claimed in claim 1, wherein the horizontal tracking system comprises a first speed reduction motor (68) fixedly mounted on the bottom plate (97), a first screw support (65) for supporting the first screw (64), and a first rack guide groove (61) for guiding a first rack (62), a first motor gear (67) is connected to a rotating shaft of the first speed reduction motor, the first motor gear is meshed with the first screw gear (66), the first screw gear is connected with the first screw (64), a first nut (63) is screwed on the first screw, the first nut is fixedly connected with the first rack (62), the first rack is meshed with the main shaft gear (69), and the main shaft gear is fixedly connected to the main shaft (5).

3. The driving device of the double-shaft tracking photovoltaic power generation device as claimed in claim 1, wherein the vertical tracking system comprises a second gear motor (41) fixedly mounted on a fixing plate (49), a second screw support (43) for supporting the second screw (45), and a second rack guide groove (48) for guiding the second rack (46), a second motor gear (42) is connected to a rotating shaft of the second gear motor, the second motor gear is meshed with the second screw gear (44), the second screw gear is connected with the second screw (45), a second nut (40) is screwed on the second screw, the second nut is fixedly connected with the second rack (46), the second rack is meshed with a beam gear (47), the beam gear is connected to the beam (8), and the fixing plate (49) is fixedly connected to the main shaft (5).

4. The drive of a biaxial tracking photovoltaic generator as claimed in claim 1 characterised in that the panel mounts (2) are arranged in a matrix with laterally adjacent panel mounts connected by transverse links (7) with gimbals (11) and longitudinally adjacent panel mounts connected by longitudinal links (10) with gimbals (11).

Technical Field

The invention relates to a driving device of a double-shaft tracking photovoltaic power generation device, which is used for driving a solar panel to rotate along with sunlight.

Background

In order to fully utilize solar energy, a solar cell panel needs to be changed according to the change of the sunlight angle, and a new driving device of the solar cell panel is necessary to be developed.

Disclosure of Invention

The invention aims to provide a driving device of a double-shaft tracking photovoltaic power generation device, which can enable a solar cell panel to face the sun constantly, fully utilize solar energy and operate stably without vibration.

The technical scheme of the invention is that the driving device of the double-shaft tracking photovoltaic power generation device comprises a cell panel mounting rack 2 with a frame structure, a bottom plate 97 and a main shaft 5, wherein the back of the cell panel mounting rack is transversely and fixedly connected with a cross beam 8;

the edge of the back of the bottom plate 97 is symmetrically supported by three columns 92, the feet of the columns are fixed on the foundation 93, the back of the bottom plate is provided with a bearing seat 94, the bottom of the main shaft 5 is inserted into the bearing seat, the bottom plate is distributed with supporting rollers 96 in a triangular shape, the supporting rollers are provided with a fixed disk 33, the fixed disk is fixed on the main shaft 5 and is pressed by a press roller 95, and the press roller 95 is arranged on the bottom plate through a vertical plate 98; two supporting rods 31 are also symmetrically and fixedly connected to the fixed disc 33, and the top ends of the supporting rods are connected with sleeves 32 sleeved on the cross beams.

The horizontal tracking system comprises a first speed reducing motor 68 fixedly arranged on a bottom plate 97, a first screw support 65 for supporting a first screw 64 and a first rack guide groove 61 for guiding a first rack 62, wherein a rotating shaft of the first speed reducing motor is connected with a first motor gear 67 which is meshed with the first screw gear 66, the first screw gear is connected with the first screw 64, a first nut 63 is screwed on the first screw, the first nut is fixedly connected with the first rack 62, the first rack is meshed with a spindle gear 69, and the spindle gear is fixedly connected on a spindle 5;

the vertical tracking system comprises a second speed reducing motor 41 fixedly mounted on a fixing plate 49, a second screw support 43 for supporting a second screw 45 and a second rack guide groove 48 for guiding a second rack 46, a second motor gear 42 is connected to a rotating shaft of the second speed reducing motor and meshed with the second screw gear 44, the second screw gear is connected with the second screw 45, a second nut 40 is screwed on the second screw, the second nut is fixedly connected with the second rack 46, the second rack is meshed with a beam gear 47, the beam gear is connected to a beam 8, and the fixing plate 49 is fixedly connected to the spindle 5.

The first speed reduction motor and the second speed reduction motor are controlled by a controller, and the controller controls the first speed reduction motor and the second speed reduction motor to rotate according to the angle of sunlight change, so that the solar panel is opposite to the sun constantly, and solar energy is fully utilized.

By adopting the structure, the battery panel mounting rack can rotate stably, and the shaking of the external wind power to the battery panel mounting rack can be reduced. The horizontal tracking system and the vertical tracking system adopt a gear and screw nut structure, the self-locking performance is good, and moving parts run stably without vibration.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of a horizontal tracking system.

Fig. 3 is a left side view of fig. 2.

Fig. 4 is a schematic structural diagram of a vertical tracking system.

Fig. 5 is a top view of fig. 4, with the cross-beam not shown.

Figure 6 is a schematic view of the multiple row connection of panel mounts.

The figures are numbered: 1-light source detector, 10-longitudinal connecting rod, 2-battery board mounting rack, 31-supporting rod, 32-sleeve, 33-fixed disk, 34-beam sleeve, 4-vertical tracking system, 41-second speed reducing motor, 42-second motor gear, 43-second screw support, 44-second screw gear, 45-second screw, 46-second rack, 47-beam gear, 48-second rack guide groove, 49-fixed plate, 5-spindle, 6-horizontal tracking system, 61-first rack guide groove, 62-first rack, 63-first nut, 64-first screw, 65-first screw support, 66-first screw gear, 67-first motor gear, 68-first speed reducing motor, 7-transverse connecting rod, 8-cross beam, 92-column, 93-foundation, 94-bearing seat, 95-press roll, 96-carrier roller and 97-bottom plate.

Detailed Description

The utility model provides a drive arrangement of photovoltaic power generation device is trailed to biax, as shown in figure 1, it includes frame construction's panel mounting bracket 2, bottom plate 97, main shaft 5, the horizontal fixedly connected with crossbeam 8 in panel mounting bracket back, the top of main shaft is connected with crossbeam sleeve 34, the middle part of crossbeam is inserted in the crossbeam sleeve, install drive main shaft pivoted horizontal tracking system 6 on the base, the main shaft middle part is connected with fixed plate 49, install the perpendicular tracking system 4 of rotation of drive crossbeam on the fixed plate.

The edge of the back of the bottom plate 97 is symmetrically supported by three columns 92, the feet of the columns are fixed on a foundation 93, the back of the bottom plate is provided with a bearing seat 94, the bottom of the main shaft 5 is inserted into the bearing seat, the bottom plate is provided with supporting rollers 96 in a triangular distribution, a fixed disc 33 is placed on the supporting rollers and is sleeved on the main shaft 5, the fixed disc is pressed by a press roller 95, and the press roller 95 is arranged on the bottom plate through a vertical plate 98; two supporting rods 31 are also symmetrically connected to the fixed disk, and the top ends of the supporting rods are connected with sleeves 32 sleeved on the cross beams. By adopting the structure, the battery panel mounting rack 2 can rotate stably, and the shaking of the external wind power to the battery panel mounting rack can be reduced.

As shown in fig. 2 and 3, the horizontal tracking system includes a first deceleration motor 68 fixedly mounted on the bottom plate 97, a first screw support 65 supporting the first screw 64, and a first rack guide groove 61 guiding the first rack 62, a first motor gear 67 is connected to a rotating shaft of the first deceleration motor, the first motor gear is engaged with the first screw gear 66, the first screw gear is connected to the first screw 64, a first nut 63 is screwed on the first screw, the first nut is fixedly connected to the first rack 62, the first rack is engaged with the spindle gear 69, and the spindle gear is fixedly connected to the spindle 5.

The transmission process is that the first gear motor drives the first motor gear to rotate, the first screw gear rotates along with the first motor gear, the first screw gear drives the first screw to rotate, the first nut screwed on the first screw moves along the axial direction, and the first rack on the first nut drives the main shaft gear to rotate. The self-locking mechanism adopts a gear and screw nut structure, has good self-locking performance and stable running of moving parts.

The transmission structure of the horizontal tracking system can also be a worm gear and worm pair structure, namely a worm gear is arranged on the main shaft, and a worm is connected to a rotating shaft of the first speed reduction motor.

As shown in fig. 4 and 5, the vertical tracking system includes a second gear motor 41 fixedly mounted on a fixing plate 49, a second screw support 43 supporting a second screw 45, and a second rack guide groove 48 guiding a second rack 46, a second motor gear 42 is connected to a rotating shaft of the second gear motor, the second motor gear is engaged with a second screw gear 44, the second screw gear is connected to the second screw 45, a second nut 40 is screwed on the second screw, the second nut is fixedly connected to the second rack 46, the second rack is engaged with a beam gear 47, the beam gear is connected to the beam 8, and the fixing plate 49 is fixedly connected to the main shaft 5.

The driving process of the vertical tracking system is the same as that of the horizontal tracking system.

First gear motor and second gear motor be controlled by a controller, the controller is according to the sunshine angle (light source detector 1 mountable is on the panel mounting bracket) that light source detector 1 surveyed, control first gear motor and second gear motor's rotation, first gear motor makes solar cell panel rotate along the horizontal plane, trail the east and west direction of sun, second gear motor makes solar cell panel's angle of elevation change, trail the north and south direction of sun, make solar cell panel just to the sun constantly, make full use of solar energy.

As shown in figure 6 the panel mounts 2 may be arranged in a matrix with laterally adjacent panel mounts connected by transverse links 7 provided with gimbals 11 and longitudinally adjacent panel mounts connected by longitudinal links 10 provided with gimbals 11. The vertical tracking system 4 and the horizontal tracking system 6 can enable the plurality of solar panel mounting racks to be linked, and the purpose of controlling and managing the solar panels to automatically track the solar light sources in batches is achieved. The vertical tracking system 4 and the horizontal tracking system 6 can adopt two sets, wherein one set is used as a standby when a fault occurs.