Biological safety closed valve

• Main Author: REN HONGDA
• Format: Patent
• Language: Chinese; English
• Published: 27.09.2022
• Subjects: ACTUATING-FLOATS; BLASTING; CLEANING; CLEANING IN GENERAL; COCKS; DEVICES FOR VENTING OR AERATING; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MECHANICAL ENGINEERING; PERFORMING OPERATIONS; PREVENTION OF FOULING IN GENERAL; TAPS; THERMAL INSULATION IN GENERAL; TRANSPORTING; VALVES; WEAPONS

The utility model relates to a biological safety closed valve, and belongs to the technical field of biological laboratory equipment, the biological safety closed valve comprises a baffle, a cleaning brush is arranged on the baffle, the longitudinal section of the cleaning brush is arc-shaped, the connecting line of the two ends of the cleaning brush is parallel to the rotating axis of the baffle, and the cleaning brush is used for abutting against the inner wall of a flow channel. The air-tight valve has the advantages that the inflatable sealing ring is not prone to damage, and the air tightness of the air-tight valve is ensured to a certain extent. 本申请涉及一种生物安全密闭阀，属于生物实验室设备技术领域，生物安全密闭阀包括挡板，所述挡板上设置有清理刷，所述清理刷的纵截面为弧形，所述清理刷两端的连线平行于挡板的转动轴线，所述清理刷用于和流道内壁抵接。本申请具有使可充气密封圈不易破损，一定程度上确保密闭阀气密性的效果。