Cup lid assembly

Abstract

Disclosed is a cup lid assembly, including: a cup lid body provided with a catch; a flip cover connected with the cup lid body in a flipable mode, the flip cover being provided with an elastic member; and a button connected with the flip cover and capable of translating on the flip cover, the button being capable of moving to a locking position or an unlocking position, the button being provided with a hook, the elastic member being connected with the button; wherein the elastic member keeps the button at the locking position; when the button is at the locking position, the hook is connected with the catch and limits the flip cover from being opened, and when the button moves to the unlocking position, the hook is separated from the catch.

What is claimed is: 
     
         1 . A cup lid assembly, comprising:
 a cup lid body provided with a catch;   a flip cover connected with the cup lid body in a flipable mode, the flip cover being provided with an elastic member; and   a button connected with the flip cover and capable of translating on the flip cover, the button being capable of moving to a locking position or an unlocking position, the button being provided with a hook, the elastic member being connected with the button;   wherein the elastic member keeps the button at the locking position; when the button is at the locking position, the hook is connected with the catch and limits the flip cover from being opened, and when the button moves to the unlocking position, the hook is separated from the catch.   
     
     
         2 . The cup lid assembly according to  claim 1 , wherein the cup lid body is further provided with a drinking opening, and when closed, the flip cover covers the drinking opening, and the hook is connected with the catch. 
     
     
         3 . The cup lid assembly according to  claim 2 , wherein the flip cover is provided with a sealing block, and when the flip cover is closed, the drinking opening is blocked by the sealing block. 
     
     
         4 . The cup lid assembly according to  claim 1 , wherein the flip cover is provided with a rotating shaft and hinged with the cup lid body through the rotating shaft; a torsion spring is fitted over the rotating shaft; one end of the torsion spring is connected with the cup lid body and the other end of the torsion spring is connected with the flip cover; and when the hook is separated from the catch, the torsion spring drives the flip cover to open. 
     
     
         5 . The cup lid assembly according to  claim 1 , wherein the flip cover is provided with an avoidance groove, and the hook and the catch are both located in the avoidance groove. 
     
     
         6 . The cup lid assembly according to  claim 4 , wherein the hook is provided with a first driving surface, the catch is provided with a second driving surface, and the first driving surface can be matched with the second driving surface and the button is then driven to move so that the hook is connected with the catch. 
     
     
         7 . The cup lid assembly according to  claim 1 , wherein the elastic member is configured as a spring or an elastic silica gel part. 
     
     
         8 . The cup lid assembly according to  claim 1 , wherein the flip cover is provided with a translation groove, and the button is arranged in the translation groove and can move along the translation groove. 
     
     
         9 . The cup lid assembly according to  claim 8 , wherein limiting groove are formed in sides of the translation groove, limiting blocks are arranged on sides of the button, and the limiting blocks are movably arranged in the limiting grooves.