Bottle cap and bottle having the bottle cap

Abstract

The present disclosure provides a bottle cap and a bottle having the bottle cap. The bottle cap includes a lower cover, a hollow ring body, a sleeve, an upper cover and a valve. The lower cover has a first via hole, and the hollow ring body can be detachably coupled with the lower cover. The sleeve is movably sleeved onto the hollow ring body. The upper cover is provided on the top portion of the sleeve. The valve is disposed between the lower cover and the hollow ring body. The bottle having the bottle cap includes a bottle body. Pulling the upper cover to move the sleeve for exhausting the air in the bottle allows the beverage to stay fresh.

1 . A bottle cap, comprising:
 a lower cover having a first via hole;   a hollow ring body detachably coupled with the lower cover;   a sleeve movably sleeved onto the hollow ring body;   an upper cover mounted on a top portion of the sleeve; and   a valve mounted between the lower cover and the hollow ring body.   
     
     
         2 . The bottle cap of  claim 1 , wherein the lower cover further comprises:
 a base having a top portion provided with the first via hole, wherein a side wall of the base has a first protruding portion and a lower end of the side wall has a flange;   a recessed part formed on an inner side of the lower cover;   a restricting seat mounted on the top portion of the base; and   a plurality of supporting walls formed on the top portion of the base and surrounding the first via hole and the restricting seat.   
     
     
         3 . The bottle cap of  claim 2 , wherein the hollow ring body comprises:
 an internal body having a first recessed portion formed on a top end of the internal body and a second protruding portion corresponding to the first protruding portion and formed on a lower end of an inner wall of the internal body, wherein the lower cover and the hollow ring body are detachably coupled through the first protruding portion and the second protruding portion;   an external body surrounding the internal body and having a third protruding portion formed on an outer wall of the external body, a fourth protruding portion formed on a lower end of an inner wall of the external body, and a restricting sink provided on an upper end of the external body;   a connection portion provided between the internal body and the external body, and having a second recessed portion formed between the connection portion and the internal body, and a third recessed portion formed between the connection portion and the external body and corresponding to the second recessed portion; and   a hollow cover having a fifth protruding portion corresponding to the first recessed portion and a sixth protruding portion corresponding to the second recessed portion provided on a lower end of the hollow cover, wherein an outer edge of the sixth protruding portion has a first bump corresponding to the restricting sink, and an inner edge of the hollow cover has a fourth recessed portion.   
     
     
         4 . The bottle cap of  claim 3 , wherein the sleeve comprises a seventh protruding portion corresponding to the fourth recessed portion, a first coupling portion having a plurality of first through holes, an eighth protruding portion disposed on an inner wall of the sleeve, and a ninth protruding portion and a tenth protruding portion spaced apart from each other and disposed on a lower end of an outer wall of the sleeve. 
     
     
         5 . The bottle cap of  claim 4 , wherein the upper cover comprises a handle, and a second coupling portion corresponding to the first coupling portion and having a plurality of second through holes corresponding to the first through holes. 
     
     
         6 . The bottle cap of  claim 5 , wherein the valve comprises:
 a divider having a first dent on an edge of the divider and corresponding to the eighth protruding portion of the sleeve, and a second bump on a bottom of the divider;   a supporting member provided below the divider and within a space enclosed by a plurality of supporting walls of the lower cover, the supporting member having a second via hole, and a third via hole corresponding to the first via hole;   a linkage mounted between the supporting member and the lower cover and having a third bump corresponding to the second via hole, a fourth bump corresponding to the restricting seat, and a third coupling portion; and   an air locking member having a fourth coupling portion corresponding to and coupled with the third coupling portion, wherein opposing two ends of the air locking member abut the first via hole and the third via hole, respectively.   
     
     
         7 . The bottle cap of  claim 5 , further comprising a first sealing member disposed between the ninth protruding portion and the tenth protruding portion, and a second sealing member disposed between the flange and the first protruding portion. 
     
     
         8 . The bottle cap of  claim 5 , wherein the hollow ring body further comprises a housing sleeved onto the external body of the hollow ring body and having a fifth recessed portion corresponding to the third protruding portion. 
     
     
         9 . The bottle cap of  claim 5 , wherein the upper cover further comprises a plurality of connection members passing through the first through holes and the second through holes. 
     
     
         10 . A bottle, comprising:
 the bottle cap of  claim 3 ; and   a bottle body having a lip and an eleventh protruding portion provided on an outer edge of the bottle body near the lip corresponding to the fourth protruding portion,   wherein the bottle body is detachably coupled to the bottle cap through the eleventh protruding portion and the fourth protruding portion.   
     
     
         11 . The bottle of  claim 10 , further comprising a third sealing member disposed in the third recessed portion and configured to abut the lip.