Negative pressure experimental container dosing device

• Main Authors: LU ZHONGBO, CAI MINGMING, QIN ZHENJUN, QIN XIANGWEI, GAO TENGYUE, ZHU XINGFU, XU CHAO, LI GUANGSHENG, ZHANG JUNTONG
• Format: Patent
• Language: Chinese; English
• Published: 19.03.2024
• Subjects: CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; THEIR RELEVANT APPARATUS; TRANSPORTING

The utility model discloses a dosing device for a negative pressure experimental container, which comprises a closed container provided with a rubber plug at an upper port, and further comprises a central shaft longitudinally penetrating through the rubber plug, and the lower end of the central shaft is connected with a support table. The supporting table comprises at least two supporting plates which are located on the different side portions of the center shaft and are different in width. The rubber plug is connected with at least two connecting rods, the lower ends of the connecting rods are located on the outer side of the supporting table and connected with dosing containers with openings in the upper sides through hinge shafts, and the different dosing containers are supported by supporting plates with different widths respectively. By using the device disclosed by the utility model, more than two medicaments can be put into the experimental container in advance, and the container is vacuumized after be