Improved steady state solar simulator

Abstract

The utility model relates to the field of optical technical equipment, in particular to an improved steady-state solar simulator, which comprises a simulator body, the simulator body comprises a sealed shell arranged on the outer side, and a plurality of exhaust ports are arranged on the sealed shell. A base is arranged at the bottom end of the simulator body, and the simulator body is stably mounted on a foundation through the base; the simulator body is provided with a power supply access port and an output port in a matching manner; a reflection module and a heat dissipation device are also arranged in the simulator body; according to the utility model, the focusing and filtering performances of light rays are improved, the adjustment of different light intensities and spectrum distribution is realized, and the test requirements under different conditions are met; a stable and continuous light source ensures the accuracy and repeatability of a test result; and meanwhile, the heat dissipation performance is improved, and the service life is prolonged.

Description

Technical Field

[0001] The utility model relates to the field of optical technical equipment, in particular to an improved steady-state solar simulator. Background Art

[0002] A steady-state solar simulator is a device that can simulate parameters such as the solar spectrum, light intensity, and illumination time. It is used to simulate a controllable simulated solar illumination environment on the ground, providing a light source that matches the solar spectrum, is uniform, collimated and stable, and has a certain irradiance. It is widely used in the testing and evaluation of materials, devices, products, etc. under indoor environments. Currently, traditional solar simulators have unstable focusing, dispersion, and filtering performance for light, are not precise enough for the required light intensity and spectral distribution, and are difficult to adapt to test requirements under different conditions; at the same time, their heat dissipation performance is also poor. Content of the Utility Model

[0003] To solve some problems existing in the above-mentioned prior art, the utility model provides an improved steady-state solar simulator to solve the deficiencies existing in the prior art.

[0004] To achieve the above object, the utility model provides an improved steady-state solar simulator, including a simulator body. The simulator body includes a sealed outer shell arranged on the outside. The sealed outer shell is provided with exhaust ports, and there are several of them; the bottom end of the simulator body is provided with a base and is stably installed on the foundation through the base; a power supply access port and an output port are cooperatively arranged on the simulator body; a reflection module and a heat dissipation device are also arranged inside the simulator body.

[0005] When the utility model works, a power supply is connected to the power supply access port, and the light source device is started. The light source device emits light with a relatively large power, high and stable light intensity. The heat dissipation device improves the heat dissipation performance to avoid damage to the equipment caused by high temperature; then the light travels, is gathered and reflected by the upper condensing reflection device; then the reflected light passes through the optical integration device to uniformly converge the light beam and collimate the output. After being filtered by the filter device, light rays conforming to the spectral characteristics of sunlight are adjusted to ensure that the simulated illumination conditions are as close as possible to natural sunlight and adapt to test requirements under different conditions; finally, the light is reflected by the mirror device and emitted from the collimating lens device below the mirror device to form an effective working surface.

[0006] The beneficial effects of the utility model are as follows: an improved steady-state solar simulator. The utility model improves the focusing and filtering performance of light, realizes the adjustment of different light intensities and spectral distributions, and adapts to test requirements under different conditions; a stable and continuous light source ensures the accuracy and repeatability of test results; at the same time, the heat dissipation performance is improved, and the service life is extended.

[0007] As a further improvement of the present utility model, in order to further enhance the reflection efficiency and performance and adapt to different test requirements; the reflection module includes a light condensing and reflecting device and a reflecting mirror device; a light source device is arranged below the light condensing and reflecting device, and the light source device is connected to a power supply access port; a collimating lens device is arranged at the lower end of the reflecting mirror device, and a working surface is formed through the collimating lens device; an optical integrating device and a filtering device are also arranged between the light condensing and reflecting device and the reflecting mirror device, and a sealing device is arranged in a cooperative manner between the optical integrating device and the filtering device.

[0008] As a further improvement of the present utility model, in order to improve the heat dissipation performance and extend the service life; the heat dissipation device includes a radiator, a fan and an exhaust fan are respectively arranged at the front and rear ends of the radiator, and outer shells are arranged on the outer sides of the fan and the exhaust fan; a heat collection device is also arranged at the rear end of the exhaust fan, and a heat pipe is arranged in a cooperative manner on the heat collection device.

[0009] As a further improvement of the present utility model, in order to uniformly converge the light beam and collimate and output it to reach the irradiation surface; the optical integrating device includes a flat glass, and a lens is arranged on the flat glass; the lens is integrally in a honeycomb shape, and a plurality of such lenses are arranged.

[0010] As a further improvement of the present utility model, in order to concentrate the light rays emitted by the light source and improve the brightness and energy density of the light; the surface of the light condensing and reflecting device is a continuous curved surface.

[0011] As a further improvement of the present utility model, in order to further guide the light rays emitted by the light source, ensure that the simulated sunlight irradiation effectively covers the test area, and thus provide accurate test results; the reflecting mirror device can be rotated to adjust the reflection angle. Brief Description of the Drawings

[0012] For the convenience of those skilled in the art to understand, the present utility model will be further described below in conjunction with the drawings:

[0013] Figure 1 This is the front view of the present utility model.

[0014] Figure 2 This is the sectional view of the present utility model.

[0015] Figure 3 This is the three-dimensional view of the heat dissipation device in the present utility model.

[0016] Figure 4 This is the Figure 3 cross-sectional view at position A in the present utility model.

[0017] Figure 5 This is the structural diagram of the optical integrating device in the present utility model.

[0018] Figure 6 This is the structural diagram of the lens of the present utility model.

[0019] Figure 7 This is the schematic diagram of the surface of the light collecting and reflecting device in the present utility model.

[0020] Among them, 1 is the simulator body, 2 is the base, 3 is the power supply inlet, 4 is the heat dissipation device, 401 is the housing, 402 is the fan, 403 is the radiator, 404 is the exhaust fan, 405 is the heat pipe, 406 is the heat collection device, 5 is the exhaust port, 6 is the output port, 7 is the sealed housing, 8 is the light source device, 9 is the optical integration device, 901 is the flat glass, 902 is the lens, 10 is the light collecting and reflecting device, 11 is the sealing device, 12 is the light filtering device, 13 is the mirror device, 14 is the collimating lens device, and 15 is the working surface. Specific embodiments

[0021] As Figure 1-7 shown, an improved steady-state solar simulator includes a simulator body 1. The simulator body 1 includes a sealed housing 7 disposed on the outside. A plurality of exhaust ports 5 are provided on the sealed housing 7. A base 2 is disposed at the bottom end of the simulator body 1 and is stably installed on the ground through the base 2. A power supply inlet 3 and an output port 6 are cooperatively provided on the simulator body 1. A reflection module and a heat dissipation device 4 are further provided inside the simulator body 1. The reflection module includes a light collecting and reflecting device 10 and a mirror device 13. A light source device 8 is disposed below the light collecting and reflecting device 10, and the light source device 8 is connected to the power supply inlet 3. A collimating lens device 14 is disposed at the lower end of the mirror device 13, and a working surface 15 is formed through the collimating lens device 14. An optical integration device 9 and a light filtering device 12 are further provided between the light collecting and reflecting device 10 and the mirror device 13. A sealing device 11 is cooperatively provided between the optical integration device 9 and the light filtering device 12. The heat dissipation device 4 includes a radiator 403. A fan 402 and an exhaust fan 404 are respectively disposed at the front and rear ends of the radiator 403. Housings 401 are disposed outside the fan 402 and the exhaust fan 404. A heat collection device 406 is further disposed at the rear end of the exhaust fan 404, and a heat pipe 405 is cooperatively provided on the heat collection device 406. The optical integration device 9 includes a flat glass 901, and a lens 902 is provided on the flat glass 901. The lens 902 is integrally honeycomb-shaped, and a plurality of the lenses 902 are provided. The surface of the light collecting and reflecting device 10 is a continuous curved surface. The mirror device 13 can be rotated to adjust the reflection angle.

[0022] When the utility model works, a power supply is connected to the power supply access port 3, and the light source device 8 is started. The light source device 8 emits light with a relatively large power, a relatively high and stable light intensity. The heat dissipation device 4 improves the heat dissipation performance to avoid damage to the equipment caused by high temperature. Then the light travels, is concentrated and reflected by the upper condensing and reflecting device 10. Next, the reflected light passes through the optical integration device 9, uniformly converges the light beam and collimates and outputs it. After being filtered by the filter device 12, light rays conforming to the spectral characteristics of sunlight are adjusted to ensure that the simulated lighting conditions are as close as possible to natural sunlight and meet the test requirements under different conditions. Finally, the light is reflected by the mirror device 13 and emitted from the collimating lens device 14 below the mirror device 13 to form an effective working surface 15.

[0023] The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited to the above embodiments. All technical solutions falling within the idea of the utility model belong to the protection scope of the utility model. It should be pointed out that for those of ordinary skill in the art in this technical field, several improvements and refinements made without departing from the principle of the utility model should also be regarded as within the protection scope of the utility model.

Claims

1. An improved steady-state solar simulator, comprising a simulator body (1), Characterized in that, The simulator body (1) includes a sealed outer shell (7) arranged on the outside, and an exhaust port (5) is arranged on the sealed outer shell (7), and a plurality of exhaust ports (5) are provided; a base (2) is arranged at the bottom end of the simulator body (1), and is stably installed on the ground through the base (2); a power supply access port (3) and an output port (6) are cooperatively arranged on the simulator body (1); a reflection module and a heat dissipation device (4) are further arranged in the simulator body (1), and the reflection module includes a condenser reflection device (10) and a mirror device (13); a light source device (8) is arranged below the condenser reflection device (10), and the light source device (8) is connected to the power supply access port (3); a collimating lens device (14) is arranged at the lower end of the mirror device (13), and a working surface (15) is formed through the collimating lens device (14); an optical integrating device (9) and a filter device (12) are further arranged between the condenser reflection device (10) and the mirror device (13), and a sealing device (11) is cooperatively arranged between the optical integrating device (9) and the filter device (12).

2. An improved steady-state solar simulator according to claim 1, Characterized in that: The heat dissipation device (4) includes a radiator (403), a fan (402) and an exhaust fan (404) are respectively arranged at the front and rear ends of the radiator (403), and a housing (401) is arranged outside the fan (402) and the exhaust fan (404); a heat collection device (406) is further arranged at the rear end of the exhaust fan (404), and a heat pipe (405) is cooperatively arranged on the heat collection device (406).

3. An improved steady-state solar simulator according to claim 1, Characterized in that: The optical integrating device (9) includes a flat glass (901), and a lens (902) is arranged on the flat glass (901); the lens (902) is integrally honeycomb-shaped, and a plurality of lenses (902) are provided.

4. An improved steady-state solar simulator according to claim 1, Characterized in that: The surface of the condenser reflection device (10) is a continuous curved surface.

5. An improved steady-state solar simulator according to claim 1, Characterized in that: The mirror device (13) can be rotated to adjust the reflection angle.

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