Rotary self-suction dropper

• Main Authors: TAN BINGNAN, KE YUJIN
• Format: Patent
• Language: Chinese; English
• Published: 27.12.2022
• Subjects: ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS,e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES,DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; CONVEYING; HAIRDRESSING OR SHAVING EQUIPMENT; HAND OR TRAVELLING ARTICLES; HANDLING THIN OR FILAMENTARY MATERIAL; HUMAN NECESSITIES; MANICURING OR OTHER COSMETIC TREATMENT; PACKAGES; PACKAGING ELEMENTS; PACKING; PERFORMING OPERATIONS; STORING; TRANSPORTING

The utility model relates to a rotary self-suction dropper which comprises an inner cover (4), and a through mounting hole is formed in the inner cover (4). The dropper pressing liquid taking assembly is fixedly mounted in the through mounting hole of the inner cover; the inner cover (4) is sleeved with the pressing cap (2), the pressing cap (2) is connected with the pressing liquid taking assembly, and the pressing cap (2) can move up and down to control liquid taking and discharging of the dropper pressing liquid taking assembly; the outer cover (1) is at least arranged outside the pressing cap (2) in a sleeving manner, and a guide mechanism for converting circumferential rotating motion of the outer cover (1) into downward linear motion of the pressing cap (2) is arranged between the outer cover (1) and the pressing cap (2); the sealing structure is characterized in that an elastic piece (7) is further arranged between the inner cover (4) and the pressing cap (2), the elastic piece (7) is compressed to gen