The utility model discloses a children
vitamin D3 chewable tablet sealed
storage tank which comprises a
storage tank body, a switching device is installed above the
storage tank body, a pressing device is arranged above the storage tank body, and the pressing device comprises a fixing rod, a pressing sleeve, a switching sleeve, a threaded sleeve, an abutting plate, an inserting rod, an inserting groove, a movable sleeve, a switching groove, a switching plate, a switching block and an abutting spring. The fixing rod is connected to one end of the storage tank, the threaded sleeve is connected with the inner wall of the switching sleeve through threads, the abutting plate is connected to one side of the switching block through the abutting spring, the inserting rod is connected to one side of the abutting plate, the inserting groove is formed in the switching block, the switching groove is obliquely formed in the pressing sleeve, the switching block is installed on one side of the switching plate, and the
locking mechanism is installed on the outer side of the pressing sleeve. The
locking mechanism comprises a locking sleeve, a locking spring, a locking block, a locking rail, a locking groove and a locking block. The technical defects of the
balance design of sealing and convenient taking, the effectiveness of a top cover pressing mechanism and the long-term stability of a pressing structure are overcome.