Solar photovoltaic tracking device

Abstract

The utility model discloses a solar photovoltaic tracking device. A bottom frame of the solar photovoltaic tracking device is fixedly arranged; the first swing frame is pivoted on the bottom frame so as to swing back and forth; the second swing frame is installed on the first swing frame so as to swing back and forth along with the first swing frame, the second swing frame is connected with the first swing frame in a pivoted mode so as to swing left and right relative to the first swing frame, and a solar photovoltaic panel is installed on the second swing frame; one end of the manual adjusting supporting rod is connected to the bottom frame, the other end of the manual adjusting supporting rod is connected to the first swing frame, and the first swing frame can be fixed to a plurality of different front-back inclination angles. One end of the electric telescopic rod is hinged to the first swing frame, and the other end of the electric telescopic rod is hinged to the second swing frame so as to drive the second swing frame to swing left and right. The illumination sensor is fixed to the second swing frame, is in communication connection with the electric telescopic rod through the controller and is used for controlling the electric telescopic rod to stretch out and draw back. The inclination angle of the solar photovoltaic panel is adjusted through a simple structure, so that the solar photovoltaic panel can efficiently utilize sunlight.

Description

Technical Field

[0001] The utility model relates to the technical field of solar photovoltaic devices, in particular to a solar photovoltaic tracking device. Background Art

[0002] Solar photovoltaic panels are usually installed and fixed on a support frame for use. The support frame fixes the solar photovoltaic panels at a certain tilt angle to face the sun and receive sunlight more fully.

[0003] However, most of the current support structures used to fix solar photovoltaic panels cannot adjust the tilt angle of the solar photovoltaic panels. Since the sun rises in the east and sets in the west throughout the day, different angles of illumination are produced at different times of the day in the east-west direction. In addition, the sun's illumination angle in the north-south direction will also vary depending on the alternation of seasons and the latitude of the solar photovoltaic panel installation site.

[0004] Therefore, how to design a simple solar photovoltaic panel support structure to achieve angle adjustment of the solar photovoltaic panel along the east-west and north-south directions at the lowest possible cost, so that the solar photovoltaic panel can efficiently utilize sunlight during use. Utility Model Content

[0005] The purpose of the utility model is to provide a solar photovoltaic tracking device, and the technical problem to be solved is how to adjust the tilt angle of the solar photovoltaic panel through a simple structure so that the solar photovoltaic panel can efficiently utilize sunlight during use.

[0006] To achieve the above-mentioned purpose, the solution of the present utility model is: a solar photovoltaic tracking device, comprising a base frame, a first swing frame, a second swing frame, an electric telescopic rod, a manually adjustable support rod and a light sensor;

[0007] Chassis fixed setting;

[0008] The first swing frame is pivotally connected to the base frame for swinging back and forth;

[0009] The second swing frame is mounted on the first swing frame to swing forward and backward with the first swing frame. The second swing frame is pivotally connected to the first swing frame to swing left and right relative to the first swing frame. The second swing frame is used to mount a solar photovoltaic panel.

[0010] One end of the hand-adjustable support rod is connected to the base frame, and the other end is connected to the first swing frame, and the first swing frame can be fixed at a plurality of different front and rear tilt angles;

[0011] One end of the electric telescopic rod is hinged on the first swing frame, and the other end is hinged on the second swing frame, so as to drive the second swing frame to swing left and right through telescoping;

[0012] The light sensor is fixed on the second swing frame, and the light sensor is connected to the electric telescopic rod through the controller for controlling the extension and retraction of the electric telescopic rod.

[0013] Furthermore, one end of the manual adjustment support rod is pivoted to the first swing frame, and the rotating shaft for pivoting it to the first swing frame is parallel to the rotating shaft for pivoting the first swing frame to the base frame. There are multiple first clamping parts in a longitudinal array on the base frame, and a second clamping part is formed at the other end of the manual adjustment support rod, and the second clamping part can be detachably clamped to one of the first clamping parts.

[0014] Furthermore, a support member is fixed on the base frame, and a plurality of inclined grooves are provided on the support member, and the groove side of each inclined groove extends upward at an angle, and each inclined groove is a first clamping part. The hand-adjustable support rod is provided with a transversely extending stop pin, and the stop pin is the second clamping part. The stop pin slides into one of the inclined grooves to clamp the second clamping part and the first clamping part.

[0015] Furthermore, the base frame is in the shape of a vertical pole, the bottom end of which is used to be fixed on the ground, and the top end is pivotally connected to the first swing frame.

[0016] Furthermore, the first swing frame includes a crossbar portion and a longitudinal bar portion fixed on the crossbar portion, the crossbar portion is pivotally connected to the base frame, and the electric telescopic rod is hinged to the longitudinal bar portion of the first swing frame.

[0017] Furthermore, the light sensor is used to collect the light intensity facing the solar photovoltaic panel on the second swing frame.

[0018] After adopting the above scheme, the beneficial effect of the utility model is that: during installation, the front and rear directions can be made consistent with the geographical north-south direction, and the left and right directions can be made consistent with the geographical east-west direction. According to the season, the dimensions of the installation location and the slope of the installation location, the hand-adjustable support rod can be adjusted to first make the solar photovoltaic panel face the appropriate angle in the north-south direction. Then, during use, according to the changes of the sun rising in the east and setting in the west every day, the light sensor controls the extension and retraction of the electric telescopic rod to make the solar photovoltaic panel swing in the east-west direction and automatically find the tilt angle with the strongest light. The tilt angle of the solar photovoltaic panel can be adjusted through a simple structure, so that the solar photovoltaic panel can efficiently utilize sunlight during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a three-dimensional diagram of the utility model;

[0020] Figure 2 for Figure 1 A partial enlarged view of point A in the middle;

[0021] Figure 3 It is a side view of the first swing frame when it is swung to a certain angle;

[0022] Figure 4 A side view of the first swing frame when it is swung to another angle;

[0023] Figure 5 It is a side view of the second swing frame when it is swung to a certain angle;

[0024] Figure 6 It is a side view of the second swing frame when it swings to another angle.

[0025] Explanation of reference numerals: 1-base frame, 2-first swing frame, 3-second swing frame, 4-electric telescopic rod, 5-manually adjustable support rod, 6-light sensor, 7-solar photovoltaic panel, 8-support member, 9-slant groove, 10-stop pin, 11-cross bar, 12-longitudinal bar, 13-controller. DETAILED DESCRIPTION

[0026] The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

[0027] In the claims, specification and the above-mentioned drawings of the present invention, unless otherwise expressly defined, directional words, such as the use of terms such as "center", "transverse", "longitudinal", "horizontal", "vertical", "top", "bottom", "inside", "outside", "up", "down", "front", "back", "left", "right", "clockwise", "counterclockwise" and the like to indicate directions or positional relationships are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction or be constructed and operated in a specific direction, so they cannot be understood as limiting the specific scope of protection of the present invention.

[0028] The utility model provides a solar photovoltaic tracking device, such as Figure 1-6As shown, it includes a base frame 1, a first swing frame 2, a second swing frame 3, an electric telescopic rod 4, a manually adjustable support rod 5 and a light sensor 6; the base frame 1 is fixed; the first swing frame 2 is pivotally connected to the base frame 1 by a rotating shaft extending horizontally to the left and right, so that the first swing frame 2 can swing back and forth; the second swing frame 3 is installed on the first swing frame 2 to swing back and forth with the first swing frame 2, and the second swing frame 3 is pivotally connected to the first swing frame 2, and the rotating shaft used for the pivotal connection is perpendicular to the rotating shaft pivoting the first swing frame 2 and the base frame 1, so as to swing left and right relative to the first swing frame 2, and the second swing frame 3 is used to install and fix the solar panel. Photovoltaic panel 7; one end of the manually adjustable support rod 5 is connected to the base frame 1, and the other end is connected to the first swing frame 2, and can fix the first swing frame 2 at a plurality of different front and rear tilt angles. A manually adjustable telescopic rod structure can be adopted with one end hinged on the base frame 1 and the other end hinged on the first swing frame 2. Alternatively, a rod with one end detachably fixed to different positions on the first swing frame 2 and the other end detachably fixed to different positions on the base frame 1 can be adopted to tilt the first swing frame 2 to different angles. The rod is fixed with a rod length, which is not specifically limited and a preferred embodiment is given later. The electric telescopic rod 4 can It is any existing telescopic rod structure that can be electrically extended and retracted. One end of the electric telescopic rod 4 is hinged on the first swing frame 2, and the other end is hinged on the second swing frame 3, so as to drive the second swing frame 3 to swing left and right through extension and retraction; the light sensor 6 is fixed on the second swing frame 3, and the light sensor 6 is used to collect the light intensity facing the solar photovoltaic panel 7 on the second swing frame 3, that is, to collect light in the direction facing the solar photovoltaic panel 7. The light sensor 6 that can collect light intensity is the existing technology in this field, and its working principle and structure are not described in detail in this embodiment. The light sensor 6 communication is connected Connected to the controller 13, the controller 13 is communicatively connected to the electric telescopic rod 4, and the light sensor 6 converts the collected light intensity into an electrical signal and transmits it to the controller 13. The controller 13 is any existing programmable controller, which can read the signal from the light sensor 6 and can send a signal to control the electric telescopic rod 4 to extend and retract. The specific program setting can be achieved through conventional technical means in this field and will not be described in detail in this embodiment, so as to enable the second swing frame 3 to swing left and right until the light sensor 6 faces the direction of the strongest light. At this time, the solar photovoltaic panel will also face the direction of the strongest light.

[0029] During installation, the front-to-back direction described herein corresponds to the geographic north-south direction, and the left-to-right direction described herein corresponds to the geographic east-west direction. By manually adjusting the hand-adjustable support rod 5, the first swing frame 2 is fixed at a suitable angle. Then, as the sun rises and sets each day, the light sensor 6 controls the electric telescopic rod 4 to extend and retract, causing the second swing frame 3 to drive the solar photovoltaic panel 7 to swing left and right, automatically finding the direction with the strongest light at different times. This allows the solar photovoltaic panel to efficiently utilize sunlight during use. To adapt to seasonal changes, the user only needs to regularly adjust the hand-adjustable support rod 5 to swing the first swing frame 2 to a more appropriate angle, resulting in a more concise structure.

[0030] In order to make the structure as simple as possible, it is preferred in this embodiment that the base frame 1 is in the shape of a vertical pole, the bottom end of which is used to be fixed on the ground, and the top end is pivotally connected to the first swing frame 2. The first swing frame 2 includes a crossbar portion 11 and a longitudinal rod portion 12 fixed to the crossbar portion 11. Specifically, in this embodiment, the longitudinal rod portion 12 is fixed to one end of the crossbar portion 11 and is perpendicular to the crossbar portion 11, so that the first swing frame 2 is L-shaped as a whole. The middle part of the crossbar portion 11 is pivoted to the base frame 1. The electric telescopic rod 4 is tilted, with the bottom end hinged to the longitudinal rod portion 12 of the first swing frame 2 and the top end hinged to the second swing frame 3. It is connected to the longitudinal rod portion 11 and the second swing frame 3 to form a triangular structure. The second swing frame 3 is pivoted to the top side of the crossbar portion 11. The second swing frame 3 is fixed by a plurality of pipe piles and trough-shaped profiles. A more specific structure can be set by those skilled in the art as needed, as long as it is suitable for installing and fixing the solar photovoltaic panel 7.

[0031] In order to make the structure more concise, in this embodiment, preferably, one end of the manual adjustment support rod 5 is pivoted to the first swing frame 2, and the rotation axis for pivoting it to the first swing frame 2 is parallel to the rotation axis for pivoting the first swing frame 2 to the base frame 1. A plurality of first clamping parts are arranged in a longitudinal array on the base frame 1, and a second clamping part is formed at the other end of the manual adjustment support rod 5. The second clamping part can be detachably clamped to one of the first clamping parts. More specifically, in this embodiment, a support member 8 is fixed to the base frame 1, and a plurality of inclined slots 9 are provided on the support member 8. The notch side of each inclined slot 9 extends upwardly at an angle. Each inclined slot 9 is a first clamping part. The manual adjustment support rod 5 is provided with a transversely extending stop pin 10. The stop pin 10 is the second clamping part. The stop pin 10 slides into one of the inclined slots 9 to clamp the second clamping part to the first clamping part.

[0032] The above description is only a preferred embodiment of the present invention and is not intended to limit the design of this case. Any equivalent changes made based on the key design of this case shall fall within the scope of protection of this case.

Claims

1. A solar photovoltaic tracking device, characterized by: It comprises a base frame (1), a first swing frame (2), a second swing frame (3), an electric telescopic rod (4), a manually adjustable support rod (5) and a light sensor (6); The base frame (1) is fixedly arranged; The first swing frame (2) is pivotally connected to the base frame (1) to swing forward and backward; The second swing frame (3) is mounted on the first swing frame (2) to swing forward and backward along with the first swing frame (2). The second swing frame (3) is pivotally connected to the first swing frame (2) to swing left and right relative to the first swing frame (2). The second swing frame (3) is used to mount a solar photovoltaic panel (7). One end of the hand-adjustable support rod (5) is connected to the base frame (1), and the other end is connected to the first swing frame (2), and the first swing frame (2) can be fixed at a plurality of different front and rear tilt angles; One end of the electric telescopic rod (4) is hinged to the first swing frame (2), and the other end is hinged to the second swing frame (3), so as to drive the second swing frame (3) to swing left and right through telescoping; The light sensor (6) is fixed on the second swing frame (3), and the light sensor (6) is connected to the electric telescopic rod (4) through the controller (13) for controlling the extension and retraction of the electric telescopic rod (4).

2. A solar photovoltaic tracking device according to claim 1, characterized in that: One end of the manual adjustment support rod (5) is pivotally connected to the first swing frame (2), and the rotation axis for pivoting the manual adjustment support rod (5) to the first swing frame (2) is parallel to the rotation axis for pivoting the first swing frame (2) to the base frame (1). The base frame (1) is provided with a plurality of first clamping portions in a longitudinal array. The other end of the manual adjustment support rod (5) is formed with a second clamping portion, and the second clamping portion can be detachably clamped to one of the first clamping portions.

3. A solar photovoltaic tracking device according to claim 2, characterized in that: A support member (8) is fixed on the base frame (1), and a plurality of inclined slots (9) are provided on the support member (8). The slot side of each inclined slot (9) extends obliquely upward, and each inclined slot (9) is a first clamping portion. The hand-adjustable support rod (5) is provided with a transversely extending stop pin (10), and the stop pin (10) is the second clamping portion. The stop pin (10) slides into one of the inclined slots (9) to clamp the second clamping portion and the first clamping portion.

4. The solar photovoltaic tracking device according to claim 1, wherein: The base frame (1) is in the shape of a vertical pole, the bottom end of which is used to be fixed on the ground, and the top end of which is pivotally connected to the first swing frame (2).

5. A solar photovoltaic tracking device according to claim 4, characterized in that: The first swing frame (2) comprises a crossbar portion (11) and a longitudinal bar portion (12) fixed to the crossbar portion (11); the crossbar portion (11) is pivotally connected to the base frame (1); and the electric telescopic rod (4) is hinged to the longitudinal bar portion (12) of the first swing frame (2).

6. The solar photovoltaic tracking device according to claim 1, wherein: The light sensor (6) is used to collect the light intensity facing the solar photovoltaic panel (7) on the second swing frame (3).

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