CN206363624U - A kind of output power of photovoltaic module and angular relationship lecture experiment support - Google Patents

Abstract

The invention relates to a bracket for demonstrating the relationship between output power and angle of a photovoltaic module, which belongs to the technical field of teaching experiment equipment. It includes a bottom plate and a support plate, the support plate is hinged on the bottom plate in an inclined state for placing photovoltaic modules, and it is characterized in that it also includes an azimuth display and an inclination angle display, and the azimuth display is arranged on the upper surface of the bottom plate And corresponding to the side of the support plate facing the sun in the state of use, the inclination angle display includes a scale and a level, and the scale is arranged on one side of the width direction of the support plate, and the level and the scale are fixed Install. Advantages: It can be applied to sloping ground, greatly reducing the requirements for ground level; it can deepen students' understanding of the relationship between the output power and angle of photovoltaic modules, and improve their perceptual knowledge and interest in photovoltaic modules.

Description

A support for demonstration experiments of the relationship between output power and angle of photovoltaic modules

technical field

The utility model belongs to the technical field of teaching experiment equipment, and in particular relates to a support for demonstrating the relationship between output power and angle of a photovoltaic module.

Background technique

As we all know, solar energy is a pollution-free energy source and one of the most abundant energy sources available to human beings. In recent years, my country's solar energy technology has developed rapidly, especially the development of silicon wafer technology has driven the long-term development of solar photovoltaic technology. As educational institutions for personnel training and scientific research, colleges and universities have significant advantages in research and development and application of solar photovoltaic technology. A photovoltaic module is an important part of a photovoltaic power generation system. Usually, a photovoltaic module is arranged on a photovoltaic module support and is electrically connected to form a photovoltaic power generation system. The azimuth and inclination angle of photovoltaic modules have a great influence on the photovoltaic output efficiency. However, the courses related to solar photovoltaic technology carried out by various colleges and universities in our country have just started, the teaching mode is not mature enough, and the supporting teaching and experimental equipment is not perfect enough, even flashy. As far as solar photovoltaic modules are concerned, there is no relevant experimental model that can actively and effectively display photovoltaic modules in the prior art, which makes students unable to intuitively understand the relationship between the output power of photovoltaic modules and the angle of the bracket.

In view of the above prior art, the applicant has made a beneficial design, and the technical solution to be introduced below is produced under this background.

Contents of the invention

The purpose of the utility model is to provide a bracket for demonstrating the relationship between output power and angle of photovoltaic modules, which has a simple and reasonable structure and low production cost, which can deepen students' understanding of photovoltaic technology courses and enrich classroom content.

The purpose of this utility model is achieved in this way, a bracket for demonstrating the relationship between output power and angle of a photovoltaic module, including a base plate and a support plate, and the support plate is hinged on the base plate in an inclined state for placing photovoltaic components. It is characterized in that it also includes an azimuth display and an inclination display, the azimuth display is arranged on the upper surface of the bottom plate and corresponds to the side of the support plate facing the sun in use, and the inclination display includes a scale and a level , the scale is arranged on one side of the support plate in the width direction, and the level and the scale are fixedly installed.

In a specific embodiment of the present utility model, the surface of the support plate facing the sun in the use state is provided with a pair of stoppers for supporting the photovoltaic module at intervals at the bottom in the height direction.

In another specific embodiment of the present utility model, it also includes an angle adjustment structure. The angle adjustment mechanism includes a mounting bar for fixing with the bottom plate and a mounting bar for connecting with the support plate. For the fixed support bar, one end of the installation bar close to the connection between the bottom plate and the support plate is bent vertically upwards to extend a connecting bar, and the supporting bar and the connecting bar are hinged through pin shafts.

In yet another specific embodiment of the present utility model, it also includes an angle locking mechanism. The angle locking mechanism includes a base plate draw bar, a support plate draw bar and an adjustment knob, and one end of the base plate draw bar is connected to the The mounting bar is hinged, one end of the support plate draw bar is hinged with the support bar, and the other end of the bottom plate draw bar is connected with the other end of the support plate draw bar through an adjustment knob.

In yet another specific embodiment of the present utility model, the azimuth display is a compass.

In yet another specific embodiment of the present utility model, the scale includes a scale indicator and a protractor, and the scale indicator is fixed on one side of the support plate in the width direction and connected to the support plate. perpendicular to each other, the scale indicator is marked with a scale line parallel to the side of the support plate on the surface of the side facing away from the support plate, and the scale indicator is provided with a positioning hole at the bottom position corresponding to the height direction of the scale line. The protractor is mounted on the scale indicator plate with the front facing away from the support plate, and a screw passes through the central hole and the positioning hole of the protractor in turn to form a rotational connection between the protractor and the scale indicator plate, and the scale of the protractor is indicated by the scale line.

In yet another specific embodiment of the present utility model, the spirit level is level with the zero scale line of the protractor.

In a further specific embodiment of the present utility model, the level is a strip-type bubble level.

The utility model indicates the azimuth angle of the photovoltaic module through a compass, and indicates the inclination angle of the photovoltaic module through a combination of a protractor and a strip-type bubble level meter. Requirements for the ground level; it can deepen students' understanding of the relationship between the output power of photovoltaic modules and the angle, and improve their perceptual knowledge and interest in photovoltaic modules.

Description of drawings

Fig. 1 is the structural representation of the utility model.

Fig. 2 is a schematic diagram of the degrees of the azimuth display of the present invention.

Fig. 3 is a schematic diagram of the azimuth angle of the photovoltaic module.

Fig. 4 is a schematic structural diagram of the tilt angle display of the present invention.

Fig. 5 is a schematic diagram of the inclination angle of the photovoltaic module.

In the figure: 1. Base plate; 2. Support plate, 21. Block; 3. Azimuth angle display; 4. Tilt angle display, 41. Scale instrument, 411. Scale indicator, 4111. Scale line, 4112. Positioning hole, 412. Protractor, 413. Screw, 42. Spirit level; 5. Angle adjustment structure, 51. Installation strip, 511. Connecting strip, 52. Support strip, 53. Pin shaft; 6. Angle locking mechanism, 61. Base plate draw bar, 62. Support plate drawbar, 63. Adjustment knob.

detailed description

In order to enable the public to fully understand the technical essence and beneficial effects of the present utility model, the applicant will describe the specific implementation of the present utility model in detail below in conjunction with the accompanying drawings, but the applicant's description of the embodiments is not a limitation to the technical solution, any Changes made in form but not in substance according to the concept of the utility model should be regarded as the protection scope of the utility model.

Please refer to Fig. 1, the utility model relates to a bracket for demonstrating the relationship between output power and angle of a photovoltaic module, including a base plate 1, a support plate 2, an azimuth angle display 3, an inclination angle display 4, an angle adjustment structure 5 and an angle locking mechanism 6 . The support plate 2 is hinged on the bottom plate 1 in an inclined state for placing the photovoltaic module. The surface of the support plate 2 faces the sun side in the use state and a pair of baffles for supporting the photovoltaic module are arranged at intervals at the bottom of the height direction. Block 21. The azimuth display 3 is arranged on the upper surface of the bottom plate 1 and corresponds to the side of the support plate 2 facing the sun in use. In this embodiment, the azimuth display 3 is a compass with 360 scales, accurate to 1°, used to indicate the azimuth, as shown in FIG. 2 . The azimuth angle of the photovoltaic module is shown in Figure 3, which refers to the angle α between the vertical line on the front of the photovoltaic module PV and the south direction (the eastward deviation is set as a negative angle, and the westward deviation is set as a positive angle).

Please refer to FIG. 4 and in conjunction with FIG. 1 , the tilt angle display 4 includes a scale 41 and a level 42 , and the scale 41 includes a scale indicator 411 and a protractor 412 . The scale indicator board 411 is fixedly arranged on one side of the width direction of the support plate 2 and is perpendicular to the support plate 2, and the scale indicator plate 411 is marked on the surface of the side facing away from the support plate 2. The scale line 4111 parallel to the side of this side, the scale indicator plate 411 has a positioning hole 4112 at the bottom position corresponding to the height direction of the scale line 4111, and the protractor 412 is mounted on the scale indicator with the front facing away from the support plate 2 On the plate 411, a screw 413 passes through the central hole of the protractor 412 and the positioning hole 4112 in turn to form a rotational connection between the protractor 412 and the scale indicator plate 411, and the scale line 4111 indicates the scale of the protractor 412. The level 42 is fixedly installed with the scale 41, and is level with the zero scale line of the protractor 412, so as to keep the protractor 412 in a horizontal state all the time. In this embodiment, the level 42 is a bar-type bubble level, and when the bubble of the level 42 is in the middle black frame, it means that the protractor 412 is level with the ground. When the protractor 412 is in a horizontal state, the angle indicated by the scale line 4111 is the angle between the surface of the photovoltaic module and the horizontal line, that is, the size of the inclination angle. The inclination angle of the photovoltaic module is shown in Figure 5, which refers to the angle β between the photovoltaic module PV and the horizontal plane, and when the photovoltaic module is perpendicular to the ground, β=90°.

Please continue to refer to FIG. 1, the angle adjustment mechanism 5 includes a mounting bar 51 for fixing with the base plate 1 and a support bar 52 for fixing with the support plate 2, the described One end of the mounting bar 51 close to the junction of the bottom plate 1 and the support plate 2 is bent vertically upwards to extend a connecting bar 511 , and the supporting bar 52 and the connecting bar 511 are hinged by a pin 53 . The angle locking mechanism 6 includes a base plate draw bar 61, a support plate draw bar 62 and an adjustment knob 63, one end of the base plate draw bar 61 is hinged to the mounting strip 51, and the support plate draw bar 62 One end of one end is hinged with the support bar 52 , and the other end of the bottom plate draw bar 61 is connected with the other end of the support plate draw bar 62 through an adjustment knob 63 . After the support plate 2 changes the inclination angle, the inclination angle can be fixed by tightening the adjustment knob 63 .

The utility model indicates the azimuth angle of the photovoltaic assembly through a compass, and indicates the inclination angle of the photovoltaic assembly through a combination of a protractor and a strip-type bubble level. This indication mode makes the bracket involved in the utility model suitable for inclined ground, which greatly reduces the requirement of the bracket on the ground level.

Claims (8)

1. A bracket for demonstrating the relationship between output power and angle of a photovoltaic module, comprising a base plate (1) and a support plate (2), and the support plate (2) is hinged on the base plate (1) in an inclined state for placing photovoltaic The assembly is characterized in that it also includes an azimuth display (3) and an inclination display (4), the azimuth display (3) is arranged on the upper surface of the bottom plate (1) and corresponds to the support plate (2) in use Down towards the side of the sun, the inclination angle display (4) includes a scale (41) and a level (42), and the scale (41) is arranged on one side in the width direction of the support plate (2), Described level instrument (42) and scale instrument (41) are fixedly installed. 2. A photovoltaic module output power and angular relationship demonstration experiment bracket according to claim 1, characterized in that the support plate (2) is facing the surface of the sun side under the use state and is at the bottom of the height direction A pair of stoppers (21) for supporting the photovoltaic modules are arranged at intervals. 3. A photovoltaic module output power and angle relationship demonstration experiment bracket according to claim 1, characterized in that it also includes an angle adjustment structure (5), and the angle adjustment mechanism (5) includes a The mounting bar (51) fixed to the base plate (1) and a support bar (52) fixed to the support plate (2), the mounting bar (51) close to the base plate (1) One end of the connection with the support plate (2) is bent vertically upwards to extend a connecting bar (511), and the supporting bar (52) and the connecting bar (511) are hinged through a pin shaft (53). 4. A photovoltaic module output power and angle relationship demonstration experiment bracket according to claim 1, characterized in that it also includes an angle locking mechanism (6), and the angle locking mechanism (6) includes a bottom plate traction rod (61 ), support plate drawbar (62) and adjustment knob (63), one end of the bottom plate drawbar (61) is hinged with the described mounting bar (51), and the support plate drawbar (62) One end is hinged with the support bar (52), and the other end of the bottom plate draw bar (61) is connected with the other end of the support plate draw bar (62) through an adjustment knob (63). 5 . A photovoltaic module output power and angle relationship demonstration experiment support according to claim 1 , characterized in that the azimuth display ( 3 ) is a compass. 6. A photovoltaic module output power and angle relationship demonstration experiment bracket according to claim 1, characterized in that said scale (41) includes a scale indicator (411) and a protractor (412), said The scale indicator (411) is fixedly arranged on one side of the width direction of the support plate (2) and is perpendicular to the support plate (2), and the scale indicator (411) is on the side facing away from the support plate (2) The surface mark has a scale line (4111) parallel to the side of the support plate (2), and the scale indicator plate (411) has a positioning hole (4112) at the bottom position corresponding to the height direction of the scale line (4111). The protractor (412) is mounted on the scale indicator plate (411) with its front facing away from the support plate (2), and a screw (413) passes through the center hole and positioning hole (4112) of the protractor (412) in sequence to form a The protractor (412) is connected with the rotation of the scale indicating plate (411), and the scale of the protractor (412) is indicated by the scale line (4111). 7 . The bracket for demonstrating the relationship between output power and angle of a photovoltaic module according to claim 6 , characterized in that the level ( 42 ) is level with the zero scale line of the protractor ( 412 ). 8. A bracket for demonstrating the relationship between output power and angle of a photovoltaic module according to claim 1, characterized in that the level (42) is a bar-type bubble level.