Dehumidification device for switch cabinet

• Main Authors: WU SHIJUN, XIA ZHENHUA, CHAI WEIJUN, ZHENG XIAOCUI
• Format: Patent
• Language: Chinese; English
• Published: 23.10.2020
• Subjects: BOARDS, SUBSTATIONS, OR SWITCHING ARRANGEMENTS FOR THE SUPPLYOR DISTRIBUTION OF ELECTRIC POWER; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; GENERATION

The invention discloses a dehumidification device for a switch cabinet. The dehumidification device comprises a dehumidification box arranged in parallel with a switch cabinet body, wherein a one-wayair circulation device connected with the dehumidification box is arranged at the upper part in the switch cabinet body; the lower part of the side surface of the dehumidification box is provided witha backflow air jet hole communicated with the interior of the switch cabinet body. The one-way air circulation device comprises a hydraulic cylinder and an expansion air bag, the hydraulic cylinder is fixed in the center of the inner top surface of the switch cabinet body, a lifting rod is arranged at the output end of the hydraulic cylinder, the lower end of the lifting rod is connected with a lifting plate, and the top part of the expansion air bag is hermetically butted to the bottom surface of the lifting plate. By arranging the one-way air circulation device, the dehumidification deviceavoids the sequence of air