CN213990602U

CN213990602U - Light attenuation box for solar cell

Info

Publication number: CN213990602U
Application number: CN202023028813.1U
Authority: CN
Inventors: 宋严成; 陈国彬
Original assignee: Suzhou Nuosaijin Electronic Machinery Co ltd
Current assignee: Suzhou Nuosaijin Electronic Machinery Co ltd
Priority date: 2020-12-16
Filing date: 2020-12-16
Publication date: 2021-08-17
Anticipated expiration: 2030-12-16

Abstract

The utility model relates to the technical field of solar cell light attenuation boxes, in particular to a solar cell light attenuation box, which solves the defects in the prior art, and comprises a bracket and a box body fixed at the top of the bracket, wherein the box body is of a cavity structure, a light source is arranged on the top wall of the box body, temperature sensors are arranged at two sides of the inner wall of the box body, a servo motor is fixedly arranged on the bracket through bolts, the output end of the servo motor is connected with a main shaft through a coupler, a transmission component is sleeved outside the main shaft, the main shaft is connected with a transmission shaft through the transmission component, and when the light attenuation test is carried out, the servo motor can drive solar energy to slowly rotate and swing in the box body after being started, so as to ensure the uniform irradiation of the light source to the solar cell, and the accuracy of the test result is ensured.

Description

Light attenuation box for solar cell

Technical Field

The utility model relates to a solar wafer light decay case technical field especially relates to a solar wafer light decay case.

Background

With the increasing severity of environmental problems such as energy crisis, haze and greenhouse effect, energy transformation is at the forefront. Solar energy is a clean and renewable energy source, and the utilization of the solar energy is always concerned by people, and the solar energy becomes one of the most potential new energy sources. In recent years, the technology of solar cells has been rapidly developed, and the solar cells can generate light decay under certain illumination conditions, so in the production and research and development processes of the solar cells, in order to research the stability of the solar cells, the light decay test of the cell pieces is required.

When the light attenuation box on the market is used for testing, the light source is not uniformly irradiated, so that the test result is influenced, and the test is inaccurate.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a solar cell light attenuation box.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a solar cell light attenuation box comprises a support and a box body fixed to the top of the support, wherein the box body is of a cavity structure, a light source is installed on the top wall of the box body, temperature sensors are installed on two sides of the inner wall of the box body, a servo motor is fixedly installed on the support through bolts, the output end of the servo motor is connected with a main shaft through a coupling, a transmission assembly is sleeved outside the main shaft, the main shaft is connected with a transmission shaft through the transmission assembly, the transmission shaft is installed on the box body through a bearing, and a slide glass box is movably hinged to the end portion of the transmission shaft;

the box body is also provided with a piston mechanism, when the piston mechanism moves, the slide cassette swings around a fulcrum of the slide cassette on the transmission shaft, and when the servo motor is started, the slide cassette horizontally rotates relative to the piston mechanism.

Preferably, the piston mechanism comprises a cam and a piston rod, the end part of the piston rod is provided with a roller, the roller is tightly contacted with the outer side of the cam in a clinging manner, the top of the piston rod is movably hinged with a sliding block, the top of the sliding block is provided with a connecting plate in a sliding manner, the top of the connecting plate is fixed with a movable block through a screw, the bottom of the slide box is provided with a ring groove, and the movable block is connected with the ring groove in a sliding manner;

the outside of piston rod is provided with the dog of integrated into one piece structure, and the outside cover of piston rod is equipped with the spring, and the both ends of spring are respectively through the diapire fixed connection of buckle and dog and box.

Preferably, the bottom of the box body is fixed with oppositely arranged supporting plates through countersunk screws, a driven shaft is mounted between the two supporting plates through a bearing, a first bevel gear is mounted at the end part of the driven shaft, a second bevel gear is sleeved outside the driving shaft, and the first bevel gear is in meshed connection with the second bevel gear.

Preferably, the bottom of the connecting plate is provided with a dovetail groove, and the sliding block is connected with the dovetail groove in a sliding manner.

Preferably, the box body is provided with a mounting hole, a guide sleeve is mounted inside the mounting hole, and the piston rod is slidably assembled inside the guide sleeve.

Preferably, the transmission assembly comprises a driving wheel, a driven wheel and a synchronous belt, the synchronous belt is sleeved outside the driving wheel and the driven wheel, and the driving wheel and the driven wheel are respectively sleeved outside the main shaft and the transmission shaft.

The utility model has the advantages that: compared with the prior art, the utility model has the advantages of simple structure and reasonable design, through the setting of servo motor, main shaft, transmission shaft, piston rod mechanism and slide box isotructure, when carrying out the light decay test, can drive solar energy and slowly rotate and swing in the box is inside after servo motor starts to ensure that the light source is even to shining of solar wafer, ensured that the test result is accurate.

Drawings

Fig. 1 is a front cross-sectional view of a light attenuation box for a solar cell provided by the present invention;

fig. 2 is an enlarged view of a solar cell light attenuation box provided by the utility model at the position marked with a symbol a;

fig. 3 is a bottom view of the slide cassette according to the present invention.

In the figure: the device comprises a support 1, a box 2, a light source 3, a supporting plate 4, a cam 5, a first bevel gear 6, a second bevel gear 7, a servo motor 8, a main shaft 9, a transmission shaft 10, a transmission assembly 11, a slide box 12, a temperature sensor 13, a movable block 14, a ring groove 15, a connecting plate 16, a dovetail groove 17, a slide block 18, a stop block 19, a piston rod 20 and a spring 21.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a solar cell light attenuation box comprises a support 1 and a box body 2 fixed on the top of the support 1, wherein the box body 2 is of a cavity structure, a light source 3 is installed on the top wall of the box body 2, temperature sensors 13 are installed on two sides of the inner wall of the box body 2, a servo motor 8 is fixedly installed on the support 1 through bolts, the output end of the servo motor 8 is connected with a main shaft 9 through a coupler, a transmission assembly 11 is sleeved outside the main shaft 9, the main shaft 9 is connected with a transmission shaft 10 through the transmission assembly 11, the transmission shaft 10 is installed on the box body 2 through a bearing, and a slide glass box 12 is movably hinged to the end part of the transmission shaft 10; the box body 2 is also provided with a piston mechanism, when the piston mechanism moves, the film loading box 12 swings around the fulcrum of the piston mechanism on the transmission shaft 10, and when the servo motor 8 is started, the film loading box 12 horizontally rotates relative to the piston mechanism.

The piston mechanism comprises a cam 5 and a piston rod 20, the end part of the piston rod 20 is provided with a roller, the roller is tightly contacted with the outer side of the cam 5, the top part of the piston rod 20 is movably hinged with a sliding block 18, the top part of the sliding block 18 is provided with a connecting plate 16 in a sliding way, the top part of the connecting plate 16 is fixed with a movable block 14 through a screw, the bottom of the slide glass box 12 is provided with a ring groove 15, and the movable block 14 is connected with the ring groove 15 in a sliding way; the outside of piston rod 20 is provided with the dog 19 of integrated into one piece structure, and the outside cover of piston rod 20 is equipped with spring 21, and the both ends of spring 21 are respectively through buckle and dog 19 and the diapire fixed connection of box 2.

Wherein, through the setting of structures such as servo motor 8, main shaft 9, transmission shaft 10, piston rod 20 mechanism and slide box 12, when carrying out the light decay test, servo motor 8 starts the back and can drive solar energy and rotate slowly and swing in box 2 inside to ensure that light source 3 is even to shining of solar wafer, ensured that the test result is accurate.

The bottom of box 2 is fixed with through countersunk head screw and is provided with backup pad 4 relatively, installs the driven shaft through the bearing between two backup pads 4, and first bevel gear 6 has been installed to the tip of driven shaft, and the outside cover of transmission shaft 10 is equipped with second bevel gear 7, and first bevel gear 6 is connected with second bevel gear 7 meshing.

The bottom of the connecting plate 16 is provided with a dovetail groove 17, and the slide block 18 is connected with the dovetail groove 17 in a sliding manner.

The box body 2 is provided with a mounting hole, a guide sleeve is arranged in the mounting hole, and the piston rod 20 is assembled in the guide sleeve in a sliding manner.

The transmission assembly 11 comprises a driving wheel, a driven wheel and a synchronous belt, the synchronous belt is sleeved outside the driving wheel and the driven wheel, and the driving wheel and the driven wheel are respectively sleeved outside the main shaft 9 and the transmission shaft 10.

The utility model discloses a concrete implementation process as follows: during detection, a box door on the front side of the box body 2 is opened, a solar cell is placed on the slide glass box 12, the light source 3 is started after the box door is closed, the solar cell is irradiated, the servo motor 8 is started at the same time, the servo motor 8 drives the main shaft 9 to rotate, the main shaft 9 drives the transmission shaft 10 to rotate through the transmission assembly 11, and the transmission shaft 10 can drive the slide glass box 12 to rotate relative to the movable block 14;

on the other hand, the transmission shaft 10 rotates to enable the driven shaft on one side to rotate through bevel gear transmission, the driven shaft drives the cam 5 to rotate and then rolls along the roller wheel, so that the piston rod 20 above the cam slides up and down, the piston rod 20 can push or pull the connecting plate 16 and the movable block 14 to move, and the slide glass box 12 swings simultaneously in the rotating process through the pushing of the connecting plate 16 and the movable block 14, so that the light source 3 irradiates the solar cell more uniformly, and the test result is accurate;

it should be noted that, during the sliding process of the piston rod 20, the sliding block 18 can slide on the dovetail groove 17 in a self-adaptive manner, and the sliding block 18 can rotate in a self-adaptive manner relative to the end of the piston rod 20, so that the mechanism is not locked, and after the roller wheel passes over the peak of the cam 5, the piston rod 20 is pushed by the elastic force of the spring 21 to slide and reset.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The light attenuation box for the solar cell comprises a support (1) and a box body (2) fixed to the top of the support (1), wherein the box body (2) is of a cavity structure, a light source (3) is installed on the top wall of the box body (2), and temperature sensors (13) are installed on two sides of the inner wall of the box body (2), and is characterized in that a servo motor (8) is fixedly installed on the support (1) through bolts, the output end of the servo motor (8) is connected with a spindle (9) through a coupler, a transmission assembly (11) is sleeved outside the spindle (9), the spindle (9) is connected with a transmission shaft (10) through the transmission assembly (11), the transmission shaft (10) is installed on the box body (2) through a bearing, and a loading box (12) is movably hinged to the end of the transmission shaft (10);

the box body (2) is further provided with a piston mechanism, when the piston mechanism moves, the slide box (12) swings around a fulcrum of the slide box on the transmission shaft (10), and when the servo motor (8) is opened, the slide box (12) horizontally rotates relative to the piston mechanism.

2. The light attenuation box for the solar battery piece according to claim 1, wherein the piston mechanism comprises a cam (5) and a piston rod (20), a roller is arranged at the end of the piston rod (20), the roller is closely contacted with the outer side of the cam (5), a sliding block (18) is movably hinged at the top of the piston rod (20), a connecting plate (16) is arranged at the top of the sliding block (18) in a sliding manner, a movable block (14) is fixed at the top of the connecting plate (16) through a screw, a ring groove (15) is arranged at the bottom of the slide glass box (12), and the movable block (14) is connected with the ring groove (15) in a sliding manner;

the outside of piston rod (20) is provided with dog (19) of integrated into one piece structure, and the outside cover of piston rod (20) is equipped with spring (21), and the both ends of spring (21) are respectively through buckle and dog (19) and the diapire fixed connection of box (2).

3. The light attenuation box for the solar cells as claimed in claim 2, wherein the bottom of the box body (2) is fixed with support plates (4) through countersunk screws, a driven shaft is mounted between the two support plates (4) through a bearing, a first bevel gear (6) is mounted at the end of the driven shaft, a second bevel gear (7) is sleeved outside the transmission shaft (10), and the first bevel gear (6) is meshed with the second bevel gear (7).

4. The light attenuation box for the solar cell according to claim 2, wherein a dovetail groove (17) is formed at the bottom of the connecting plate (16), and the sliding block (18) is slidably connected with the dovetail groove (17).

5. The light attenuation box for the solar battery piece as claimed in claim 2, wherein the box body (2) is provided with a mounting hole, a guide sleeve is arranged in the mounting hole, and the piston rod (20) is slidably assembled in the guide sleeve.

6. The light attenuation box for the solar battery piece as claimed in claim 1, wherein the transmission assembly (11) comprises a driving wheel, a driven wheel and a synchronous belt, the synchronous belt is sleeved outside the driving wheel and the driven wheel, and the driving wheel and the driven wheel are respectively sleeved outside the main shaft (9) and the transmission shaft (10).