Bottle cap capable of being opened by one press
View Patent ↗A bottle cap capable of being opened by one press, comprising a bottle mouth ( 11 ) and a bottle cap ( 1 ), and further comprising a positioning ring ( 3 ), a fixing ring ( 10 ), and an oval elastic snap ring ( 8 ). A slot ( 13 ) is provided between the positioning ring ( 3 ) and the fixing ring ( 10 ); the two major axis ends of the elastic snap ring ( 8 ) are located in the slot ( 13 ); either of the two major axis ends of the elastic snap ring ( 8 ) is provided with a press piece ( 7 ); a groove ( 12 ) is circumferentially formed on the side wall of the bottle mouth ( 11 ) at a position corresponding to the elastic snap ring ( 8 ); the two minor axis ends of the elastic snap ring ( 8 ) are located in the groove ( 12 ) to lock the connection of the bottle cap ( 1 ) to the bottle mouth ( 11 ), and are configured to stretch as the press piece ( 7 ) is pressed, so as to disengage from the groove ( 12 ) and enter the slot ( 13 ), thereby unlocking the connection of the bottle cap ( 1 ) to the bottle mouth ( 11 ).
1. A bottle cap with a one-key opening function, wherein the bottle cap ( 1 ) is engaged with a bottle opening ( 11 ), and the bottle cap ( 1 ) is characterized by further comprising a positioning ring ( 3 ), a fixing ring ( 10 ) and an oval elastic clamping ring ( 8 ), the positioning ring ( 3 ) and the fixing ring ( 10 ) are sequentially arranged on the bottle cap ( 1 ) from top to bottom, and an interval ( 13 ) is reserved between the positioning ring ( 3 ) and the fixing ring ( 10 ), wherein the interval ( 13 ) is defined as a middle groove ( 13 ); two ends of a long shaft of the oval elastic clamping ring ( 8 ) are positioned in the middle groove ( 13 ), and a pressing piece ( 7 ) is arranged at one end of the long shaft of the oval elastic clamping ring ( 8 ), a cavity ( 2 ) for accommodating the pressing piece ( 7 ) is provided in a position where the positioning ring ( 3 ) and the fixing ring ( 10 ) correspond to the pressing piece ( 7 ); a pressing sheet is provided to move along the bottle cap ( 1 ) in the cavity ( 2 ); a through-opening ( 100 ) communicating with the cavity ( 2 ) is formed in a position where a side wall of the bottle cap ( 1 ) corresponds to the cavity ( 2 ); a clamping groove ( 12 ) is formed in a position where a side wall surrounding the bottle opening ( 11 ) corresponds to the oval elastic clamping ring ( 8 ), and two ends of a short shaft of the oval elastic clamping ring ( 8 ) are positioned in the clamping groove ( 12 ) for locking connection between the bottle cap ( 1 ) and the bottle opening ( 11 ), and are to be released from the clamping groove ( 12 ) and enter the middle groove ( 13 ) when the pressing piece ( 7 ) is pressed and opened so as to unlock the connection between the bottle cap ( 1 ) and the bottle opening ( 11 ).
2. The bottle cap with a one-key opening function according to claim 1 , characterized in that the bottle cap ( 1 ) comprises a bottom wall and an annular side wall, and the annular side wall is fixed on the bottom wall, a cavity is defined between an inner wall of the annular side wall and an inner surface of the bottom wall.
3. The bottle cap with a one-key opening function according to claim 2 , characterized in that the positioning ring ( 3 ) is fixed on the inner wall of the annular side wall; the positioning ring ( 3 ) facing a bottom surface of the bottom wall is attached to the inner surface of the bottom wall.
4. The bottle cap with a one-key opening function according to claim 3 , characterized in that the fixing ring ( 10 ) is fixed on the inner wall of the annular side wall; an end of the fixing ring ( 10 ) distant from the bottom wall is flush with an end of the annular side wall distant from the bottom wall.
5. The bottle cap with a one-key opening function according to claim 1 , characterized in that the positioning ring ( 3 ) is internally provided with an elastic sealing gasket ( 5 ) which compresses an upper end portion of the bottle opening ( 11 ) onto an inner bottom wall of the bottle cap ( 1 ).
6. The bottle cap with a one-key opening function according to claim 5 , wherein the elastic sealing gasket is of a circular ring shape; the elastic sealing gasket ( 5 ) is fixed on an inner wall of the positioning ring, and an end surface of the elastic sealing gasket ( 5 ) facing the bottom wall is fitted to an inner surface of the bottom wall.
7. The bottle cap with a one-key opening function according to claim 5 , characterized in that an outer circumferential border of the bottle opening ( 11 ) is provided with a round corner or a chamfer.
8. The bottle cap with a one-key opening function according to claim 6 , characterized in that the elastic sealing gasket ( 5 ) is an annular silica gel pad.
9. The bottle cap with a one-key opening function according to claim 8 , characterized in that a positioning bulge ( 6 ) is vertically arranged at one end of the elastic clamping ring ( 8 ) distant from the pressing piece ( 7 ); a positioning groove ( 4 ) is provided at a position of a lower end of the positioning ring ( 3 ) corresponding to the positioning bulge ( 6 ); the positioning bulge ( 6 ) is embedded into the positioning groove ( 4 ).
10. The bottle cap with a one-key opening according to claim 9 , characterized in that a plurality of positioning bulges ( 6 ) and a plurality of the positioning grooves ( 4 ) are provided, wherein the plurality of positioning bulges ( 6 ) are arranged along a circumferential direction of the elastic clamping ring ( 8 ) at intervals; the plurality of positioning grooves ( 4 ) are provided along a circumferential direction of the positioning ring ( 3 ), and the plurality of positioning bulges ( 6 ) and the plurality of positioning grooves ( 4 ) are mutually engaged with each of the plurality of positioning bulges ( 6 ) inserted in one of the plurality of positioning grooves ( 4 ) corresponding thereto.
11. The bottle cap with a one-key opening function according to claim 9 , characterized in that: the positioning bulge ( 6 ) and the elastic clamping ring ( 8 ) are integrally formed.
12. The bottle cap with a one-key opening function according to claim 10 , characterized in that: the plurality of positioning bulges ( 6 ) and the elastic clamping ring ( 8 ) are integrally formed.
13. The bottle cap with a one-key opening function according to claim 1 , characterized in that: the positioning ring ( 3 ) is integrally formed with an inner circumferential wall of the bottle cap ( 1 ).
14. The bottle cap with a one-key opening function according to claim 1 , characterized in that the pressing piece ( 7 ) and the elastic clamping ring ( 8 ) are integrally formed.
15. The bottle cap with a one-key opening function according to claim 1 , characterized in that: a lower end surface of the elastic clamping ring ( 8 ) is an inclining surface ( 9 ) towards an inner side of the bottle cap ( 1 ).
16. The bottle cap with one-key opening function according to claim 15 , characterized in that: a lower end face of the clamping groove ( 12 ) is downwardly inclining towards an outer side of the bottle cap ( 1 ).