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CN-224216525-U - Illumination intensity adjusting device of solar radiation test box

CN224216525UCN 224216525 UCN224216525 UCN 224216525UCN-224216525-U

Abstract

The utility model discloses an illumination intensity adjusting device of a solar radiation test box, which comprises a light filtering net, a light filtering net connecting rod, an electric executing valve, a first shaft sleeve, a first connecting shaft and a light source device, wherein the electric executing valve is arranged on the front side of the light source device, the electric executing valve is connected with the front side of the light filtering net sequentially through the first connecting shaft, the first shaft sleeve and the light filtering net connecting rod, a bearing seat mounting bracket is arranged on the upper portion of the rear side wall of the light source device, a bearing seat is arranged on the bearing seat mounting bracket, and the bearing seat is connected with the rear side of the light filtering net sequentially through a second connecting shaft, a second shaft sleeve and the light filtering net connecting rod. The solar radiation test box has scientific structural design, can conveniently adjust the illumination intensity provided for articles placed in the solar radiation test box, better meets the test requirements of users, is beneficial to ensuring the normal operation of the ageing characteristic test, and has great practical significance.

Inventors

  • NI LIRUI
  • LI GUANGYING
  • WANG FU
  • YANG YUQIANG
  • WANG YOUJIE
  • GUO JIAN
  • CHEN JINHU
  • ZHOU FANG
  • NI JINGDA
  • ASHIDA
  • QI DONGHE

Assignees

  • 天津航天瑞莱科技有限公司
  • 北京强度环境研究所

Dates

Publication Date
20260508
Application Date
20250415

Claims (10)

  1. 1. The illumination intensity adjusting device of the solar radiation test box is characterized by comprising a light filtering net (1), a light filtering net connecting rod (2), an electric actuating valve (3), a first shaft sleeve (601), a first connecting shaft (7) and a light source device (12); an electric actuator valve (3) is arranged at the front side of the light source device (12); The electric executing valve (3) is connected with the front side of the filter screen (1) through a first connecting shaft (7), a first shaft sleeve (601) and a filter screen connecting rod (2) in sequence; The upper part of the rear side wall of the light source device (12) is provided with a bearing seat mounting bracket (10); a bearing seat (8) is arranged on the bearing seat mounting bracket (10); the bearing seat (8) is connected with the rear side of the filter screen (1) through the second connecting shaft (11), the second shaft sleeve (602) and the filter screen connecting rod (2) in sequence.
  2. 2. The illumination intensity adjusting device of a solar radiation test box according to claim 1, wherein the electric actuator valve (3) is used for driving the first shaft sleeve (601) to rotate by driving the first connecting shaft (7) to further drive the first shaft sleeve (601) to rotate with the filter net connecting rod (2) and the filter net (1) connected with the filter net connecting rod (2), so that the filter net (1) filters light rays emitted by the light source device (12), and further adjusts and adjusts illumination intensity provided by the light source device (12) to articles placed in the solar radiation test box.
  3. 3. The illumination intensity adjusting device of a solar radiation test chamber according to claim 1, wherein the articles placed inside the solar radiation test chamber are located directly below the light source device (12); and/or the number of the groups of groups, The top view shape of the filter net (1) is rectangular; and/or the number of the groups of groups, An electric actuating valve mounting bracket (9) is arranged at the upper part of the front side wall of the light source device (12); an electric actuating valve (3) is arranged on the electric actuating valve mounting bracket (9).
  4. 4. The illumination intensity adjusting device of a solar radiation test chamber according to claim 1, characterized in that the shaft hole of the electric actuator valve (3) is connected with one end of a first connecting shaft (7); the other end of the first connecting shaft (7) is connected with the center position of the first shaft sleeve (601); The first shaft sleeve (601) is also connected with one ends of two filter net connecting rods (2), and the other ends of the two filter net connecting rods (2) are connected with one side of the filter net (1).
  5. 5. The illumination intensity adjusting device of the solar radiation test chamber according to claim 4, wherein the first shaft sleeve (601) is further provided with a second connecting rod butt-joint threaded hole; the second connecting rod butt joint threaded hole is in threaded connection with one end of one balancing weight connecting rod (5); the other end of the balancing weight connecting rod (5) is fixedly connected with a balancing weight (4); For two filter net connecting rods (2) connected with the first shaft sleeve (601), the two filter net connecting rods (2) take the central axis of the balancing weight connecting rod (5) as a symmetrical axis, and the two filter net connecting rods are in axisymmetric distribution.
  6. 6. The illumination intensity adjusting device of a solar radiation test chamber according to any one of claims 1 to 5, characterized in that the central shaft hole on the bearing block (8) is connected to one end of a second connecting shaft (11); the other end of the first connecting shaft (7) is connected with the center position of a second shaft sleeve (602); The second sleeve (602) is connected with one end of two filter net connecting rods (2), and the other ends of the two filter net connecting rods (2) are connected with the rear side of the filter net (1).
  7. 7. The illumination intensity adjusting device of the solar radiation test chamber according to claim 6, wherein the second sleeve (602) is further provided with a second connecting rod butt threaded hole; the second connecting rod butt joint threaded hole is in threaded connection with one end of one balancing weight connecting rod (5); the other end of the balancing weight connecting rod (5) is fixedly connected with a balancing weight (4); for the two filter net connecting rods (2) connected with the second sleeve (602), the two filter net connecting rods (2) take the central axis of the balancing weight connecting rod (5) as a symmetrical axis, and the two filter net connecting rods are axially symmetrically distributed.
  8. 8. The illumination intensity adjustment device of a solar radiation test chamber according to claim 1, characterized in that the light source device (12) comprises a light source and a dimmer switch; the light source is connected with the dimmer switch.
  9. 9. The illumination intensity adjusting device of a solar radiation test chamber according to claim 1, further comprising an illumination sensor, wherein the illumination sensor is disposed in the solar radiation test chamber and is located directly below the light source device (12).
  10. 10. A solar radiation testing chamber illumination intensity adjustment device as claimed in any one of claims 1 to 9, wherein the device is suspended from the inner wall of the top of the hollow solar radiation testing chamber.

Description

Illumination intensity adjusting device of solar radiation test box Technical Field The utility model relates to the technical field of solar radiation test boxes, in particular to an illumination intensity adjusting device of a solar radiation test box. Background The solar radiation test box is mainly used in a test room for simulating the solar radiation intensity of a product under the outdoor sunlight irradiation condition, so that the ageing characteristic test for simulating sunlight and illumination is carried out on articles such as automobile parts, dyes, decorative materials and the like. But for the existing solar radiation test box, the illumination intensity provided for articles placed in the existing solar radiation test box cannot be conveniently adjusted, and the test requirements of users cannot be met better. Therefore, there is an urgent need to develop a technology that can solve the above technical problems. Disclosure of utility model The utility model aims at overcoming the technical defects existing in the prior art and provides an illumination intensity adjusting device of a solar radiation test box. For this purpose, the utility model provides a device for adjusting the illumination intensity of a solar radiation test box, which is hung on the inner wall of the top of the hollow solar radiation test box; the device comprises a light filtering net, a light filtering net connecting rod, an electric actuating valve, a first shaft sleeve, a first connecting shaft and a light source device; an electric executing valve is arranged at the front side of the light source device; The electric executing valve is connected with the front side of the filter net through the first connecting shaft, the first shaft sleeve and the filter net connecting rod in sequence; the upper part of the rear side wall of the light source device is provided with a bearing seat mounting bracket; the bearing seat mounting bracket is provided with a bearing seat; The bearing seat is connected with the rear side of the filter net through the second connecting shaft, the second sleeve and the filter net connecting rod in sequence. Compared with the prior art, the technical scheme provided by the utility model has the advantages that the illumination intensity adjusting device of the solar radiation test box is scientific in structural design, can conveniently adjust the illumination intensity provided for articles placed in the solar radiation test box, better meets the test requirements of users, is beneficial to guaranteeing the normal running of the ageing characteristic test, and has great practical significance. Drawings FIG. 1 is a schematic view of a three-dimensional structure of a solar radiation test chamber in a non-working state; FIG. 2 is a schematic view of a three-dimensional exploded structure of the illumination intensity adjusting device of the solar radiation test box provided by the utility model in a non-working state; FIG. 3 is a front view of a first embodiment of the illumination intensity adjusting device of the solar radiation test chamber provided by the utility model in a non-working state; FIG. 4 is a cross-sectional view taken along line M-M of FIG. 3; FIG. 5 is a top view of the illumination intensity adjusting device of the solar radiation test chamber provided by the utility model in a non-working state; FIG. 6 is a schematic diagram of a three-dimensional structure of a solar radiation test chamber in a working state; FIG. 7 is a schematic view of a three-dimensional exploded structure of the illumination intensity adjusting device of the solar radiation test box provided by the utility model in a working state; FIG. 8 is a front view of the illumination intensity adjusting device of the solar radiation test chamber provided by the utility model in an operating state; FIG. 9 is a right side view of the illumination intensity adjusting device of the solar radiation test chamber provided by the utility model in an operating state; FIG. 10 is a top view of the solar radiation test chamber of the present utility model in an operational state; FIG. 11 is a front view of a second embodiment of the illumination intensity adjusting device of the solar radiation test chamber provided by the utility model in a non-working state; FIG. 12 is a cross-sectional view taken along line N-N of FIG. 11; FIG. 13 is a schematic view showing an embodiment of the illumination intensity adjusting device of a solar radiation test chamber according to the present utility model when the illumination intensity adjusting device is mounted on the inner side of the top of the test chamber; FIG. 14 is an enlarged schematic view of the portion I shown in FIG. 13; FIG. 15 is a schematic view showing the working state of another embodiment of the illumination intensity adjusting device of the solar radiation test box provided by the utility model when the illumination intensity adjusting device is installed on the i