Patent ID: 8936169
Filing Date: 2015-01-20
Classification: B65D

Abstract:
1. A vacuumized container box, characterized in that the vacuumized container box has a box body ( 1 ) opened at its upper end and constructed in a shape of a container; a box cover ( 2 ) is provided at the upper end of the box body; an air outlet opening ( 15 ) is provided on the box cover; a vacuumizing device is provided on the air outlet opening for vacuumizing the box body; the vacuumizing device comprises a vacuum operation button ( 3 ) and air pumps; the vacuum operation button is provided at an upper end of the box cover; the air pumps are actuated by the vacuum operation button and are provided at a bottom end of the box cover: the air pumps arranged in sequential order according to a direction from top to bottom of the vacuumized container box are air pump A ( 4 ). air pump B ( 5 ). and air pump C ( 10 ); the air pump A and the air pump B are fitted with each other and a cavity is formed in between the air pump A and the air puma B: the cavity contains an actuation spring ( 13 ) and a stainless steel ball ( 11 ) for sealing an air opening of the air pump C; a seal ring A ( 6 ) and a seal ring B ( 7 ) are provided at an upper end and a bottom end of the air pump A respectively; a seal ring C ( 9 ) is Provided at a bottom side of the air pump. B; a seal ring D ( 12 ) is provided at an upper end of the air pump C; a cover air inlet valve ( 8 ) is provided at a tog end of the air pump A ( 4 ).