Search

CN-224231583-U - Rotary xenon lamp aging test box

CN224231583UCN 224231583 UCN224231583 UCN 224231583UCN-224231583-U

Abstract

The utility model belongs to the technical field of test boxes, and particularly relates to a rotary xenon lamp aging test box. The test chamber is arranged in the test chamber, a disc is rotatably arranged at the bottom of the test chamber, the bottom shaft end of the disc extends to the lower portion of the test chamber and is connected with the output end of a driving motor, xenon lamps are arranged at the top of the test chamber at intervals in a multi-group mode and radiate heat, an air duct cavity is arranged at the rear side of the test chamber and is provided with a plurality of groups of centrifugal fans at intervals left and right at the top of the air duct cavity, and the air duct cavity further comprises an air return grid and an air inlet grid which are arranged, and the air return grid and the air inlet grid are respectively arranged up and down. According to the utility model, the driving motor is designed to drive the product to be tested on the disc to rotate slowly, so that the irradiation uniformity of the product to be tested is improved, and meanwhile, the circulating hot air flow can be uniformly distributed through the design of the return air grid and the air inlet grid on the air channel cavity, so that the temperature uniformity in the test box is improved.

Inventors

  • MA WENYUAN
  • XU FEIFEI
  • JI HUANHUAN

Assignees

  • 无锡市翼搏凡环境试验设备有限公司

Dates

Publication Date
20260512
Application Date
20250523

Claims (7)

  1. 1. A rotary xenon lamp aging test chamber, comprising: The test cavity (2) is arranged in the test box (1), the bottom of the test cavity (2) is rotatably provided with the disc (3), and the bottom shaft end of the disc (3) extends to the lower part of the test cavity (2) and is connected with the output end of the driving motor (4); the xenon lamps (5) are arranged at the top of the test cavity (2) at intervals in a plurality of groups, and the xenon lamps (5) are subjected to heat dissipation in an air cooling mode; The air duct cavity (6) is positioned at the rear side of the test cavity (2), a plurality of groups of centrifugal fans (7) are arranged at left and right intervals at the top of the air duct cavity (6), the air duct cavity (6) further comprises an air return grid (8) and an air inlet grid (9), and the air return grid (8) and the air inlet grid (9) are respectively distributed up and down.
  2. 2. The rotary xenon lamp aging test chamber according to claim 1, wherein the disc (3) further comprises a plurality of locking holes for fixing a jig for externally placing a product to be tested.
  3. 3. The rotary xenon lamp aging test box according to claim 1, further comprising a heat dissipation box (51), wherein the heat dissipation box (51) is installed at the top of the test cavity (2), the irradiation surface of the xenon lamp (5) is exposed at the bottom of the heat dissipation box (51), one end of the heat dissipation box (51) is vertically communicated with the outside of the top of the test box (1) through an air inlet pipe (52), the other end of the heat dissipation box is transversely communicated with the outside of the side wall of the test box (1) through an air outlet pipe (53), and an axial flow fan is installed at the air inlet pipe (52).
  4. 4. A rotary xenon lamp weatherometer according to claim 3 further comprising copper heat sink fins mounted linearly within said heat sink box (51).
  5. 5. The rotary xenon lamp aging test box as claimed in claim 1, wherein the return air grid (8) comprises a first distribution grid (81) and a second distribution grid (82) which are arranged at intervals in the front-back direction, and I-shaped grooves (83) are formed in the first distribution grid (81) and the second distribution grid (82) linearly.
  6. 6. The rotary xenon lamp aging test chamber according to claim 5, wherein the i-shaped groove (83) formed in the first distribution grid (81) is switched to the i-shaped groove (83) formed in the second distribution grid (82) by rotating a clockwise pointer or counterclockwise by 90 °.
  7. 7. The rotary xenon lamp aging test chamber according to any one of claims 1-6, further comprising a temperature sensing probe for monitoring the temperature in the test chamber (2).

Description

Rotary xenon lamp aging test box Technical Field The utility model belongs to the technical field of test boxes, and particularly relates to a rotary xenon lamp aging test box. Background In the existing equipment for detecting the ageing of the product, a high-power xenon lamp is generally used for simulating the sunlight, and the ageing speed of the product is higher than that of the sunlight due to the light emitted by the xenon lamp, so that the detection speed can be improved. When ageing detection is carried out on a common xenon lamp test box, an irradiated object is generally fixed inside a tray, and then the surface of the detected object is irradiated through a xenon lamp, but when the xenon lamp test box is irradiated, the side surface of the object cannot be effectively irradiated due to the fact that the object is in a static state inside the tray, and then the ageing detection quality is reduced. And the circulating fan is designed to form circulating air flow in the test cavity, but the circulating air flow is not uniformly distributed, so that the temperature uniformity in the test box is affected. Disclosure of utility model The utility model aims to provide a rotary xenon lamp aging test box, which can drive a product to be tested on a disc to slowly rotate by designing a driving motor, so that the irradiation uniformity of the product to be tested is improved, and meanwhile, the circulating hot air flow can be uniformly distributed by designing a return air grid and an air inlet grid on an air channel cavity, so that the temperature uniformity in the test box is improved. In order to solve the technical problems, the utility model provides a rotary xenon lamp aging test box, which comprises: The test chamber is arranged in the test chamber, the bottom of the test chamber is rotatably provided with a disc, and the shaft end of the bottom of the disc extends to the lower part of the test chamber and is connected with the output end of the driving motor; Xenon lamps which are arranged at the top of the test cavity at intervals in a plurality of groups, and radiate the xenon lamps in an air cooling mode; The air duct cavity is positioned at the rear side of the test cavity, a plurality of groups of centrifugal fans are arranged at left and right intervals at the top of the air duct cavity, the air duct cavity further comprises an air return grid and an air inlet grid which are arranged on the air duct cavity, and the air return grid and the air inlet grid are respectively arranged up and down. Preferably, the disc further comprises a plurality of locking holes formed in the disc for fixing a jig for externally placing a product to be tested. Preferably, the device further comprises a heat dissipation box, wherein the heat dissipation box is arranged at the top of the test cavity, the irradiation surface of the xenon lamp is exposed and arranged at the bottom of the heat dissipation box, one end of the heat dissipation box is vertically communicated with the outside of the top of the test box through an air inlet pipe, the other end of the heat dissipation box is transversely communicated with the outside of the side wall of the test box through an air outlet pipe, and an axial flow fan is arranged at the air inlet pipe. Preferably, the heat dissipation box further comprises copper heat dissipation fins, and the copper heat dissipation fins are linearly arranged in the heat dissipation box. Preferably, the return air grid comprises a first distribution grid and a second distribution grid which are arranged at intervals in the front-back direction, and I-shaped grooves are formed in the first distribution grid and the second distribution grid linearly. Preferably, the i-shaped groove formed on the first distribution grid is switched into the i-shaped groove formed on the second distribution grid by clockwise pointer or anticlockwise rotation by 90 degrees. Preferably, the temperature sensing probe is further included and used for monitoring the temperature in the test cavity. Compared with the prior art, the utility model has the following beneficial effects: According to the utility model, the driving motor is designed to drive the product to be tested on the disc to rotate slowly, so that the irradiation uniformity of the product to be tested is improved, and meanwhile, the circulating hot air flow can be uniformly distributed through the design of the return air grid and the air inlet grid on the air channel cavity, so that the temperature uniformity in the test box is improved. And through having designed radiating box and radiator fin, can cool down the xenon lamp through the forced air cooling mode, prolonged the life of xenon lamp. Drawings FIG. 1 is a block diagram of a rotary xenon lamp burn-in chamber of the present utility model. FIG. 2 is an internal view of a rotary xenon lamp burn-in chamber of the present utility model. FIG. 3 is a second internal view of the rotating xenon lamp