Fast-folding shade shed

Abstract

A fast-folding shade shed comprises a shade shed frame comprising a plurality of supporting legs, a plurality of pivoting frames, a plurality of folding rod assemblies, a top supporting plate, and a switching mechanism. The switching mechanism comprises a fixed rod, a sliding seat, a plurality of connecting rods, and a switching assembly. The fixed rod is fixedly connected to a bottom end of the top supporting plate, and the sliding seat is configured to slide along the fixed rod in an up-and-down direction. A first end of each of the plurality of connecting rods is pivotally connected to a corresponding one of the plurality of folding rod assemblies, and a second end of each of the plurality of connecting rods is pivotally connected to the sliding seat. The switching assembly is configured to enable the sliding seat to be locked to or unlocked from the fixed rod.

What is claimed is: 
     
         1 . A fast-folding shade shed, comprising:
 a shade shed frame, wherein:
 the shade shed frame comprises a plurality of supporting legs, a plurality of pivoting frames, a plurality of folding rod assemblies, a top supporting plate, and a switching mechanism, 
 two adjacent supporting legs of the plurality of supporting legs are pivotally connected by a corresponding one of the plurality of pivoting frames, 
 a bottom end of each of the plurality of folding rod assemblies is pivotally connected to a top end of a corresponding one of the plurality of supporting legs, 
 a top end of each of the plurality of folding rod assemblies is pivotally connected to the top supporting plate, 
 the switching mechanism comprises a fixed rod, a sliding seat, a plurality of connecting rods, and a switching assembly, 
 the fixed rod is fixedly connected to a bottom end of the top supporting plate, 
 the sliding seat is configured to slide along the fixed rod in an up-and-down direction, 
 a first end of each of the plurality of connecting rods is pivotally connected to a corresponding one of the plurality of folding rod assemblies, 
 a second end of each of the plurality of connecting rods is pivotally connected to the sliding seat, and 
 the switching assembly is configured to cooperate with the sliding seat and the fixed rod to enable the sliding seat to be locked to or unlocked from the fixed rod. 
   
     
     
         2 . The fast-folding shade shed according to  claim 1 , wherein:
 the switching assembly comprises an elastic piece and a button,   the sliding seat comprises a receiving cavity extending transversely,   the receiving cavity has an external opening and an internal opening,   the fixed rod comprises a penetrating hole,   the elastic piece is disposed in the fixed rod and comprises a positioning column configured to be matched with the penetrating hole,   the button is movably disposed in the receiving cavity and is operatively matched with the positioning column, and   the button is configured to be pressed to drive the positioning column to retract back into the fixed rod so that the sliding seat is configured to slide along the fixed rod.   
     
     
         3 . The fast-folding shade shed according to  claim 2 , wherein:
 the switching assembly further comprises a button seat,   the button seat is disposed at the external opening of the receiving cavity and comprises a button opening,   the button comprises a button head and a button rod fixedly connected to the button head,   the button head extends out of the button opening, and   the button rod is configured to correspond to the positioning column.   
     
     
         4 . The fast-folding shade shed according to  claim 3 , wherein:
 the switching assembly further comprises a spring,   the spring is sleeved outside the button rod, and   two ends of the spring respectively abut the button head and a cavity wall of the receiving cavity.   
     
     
         5 . The fast-folding shade shed according to  claim 2 , wherein:
 the sliding seat comprises a sliding cavity arranged vertically and having a top opening,   the sliding cavity is in communication with the receiving cavity,   the sliding cavity is configured to be slidably matched with a bottom end of the fixed rod,   a top end of an inner wall of the sliding cavity comprises a guiding inclined surface, and   the guiding inclined surface is configured to press the positioning column to make the positioning column move inward.   
     
     
         6 . The fast-folding shade shed according to  claim 1 , wherein:
 a handle ring is disposed at a bottom end of the sliding seat.   
     
     
         7 . The fast-folding shade shed according to  claim 1 , wherein:
 each of the plurality of folding rod assemblies comprises an upper folding rod, a lower folding rod, and a first pivoting seat,   a top end of the upper folding rod is pivotally connected to the top supporting plate,   a bottom end of the upper folding rod is pivotally connected to the first pivoting seat,   a top end of the lower folding rod is pivotally connected to the first pivoting seat, and   a bottom end of the lower folding rod is pivotally connected to the top end of the corresponding one of the plurality of supporting legs.   
     
     
         8 . The fast-folding shade shed according to  claim 7 , wherein:
 the shade shed frame further comprises a plurality of supporting rods,   a top end of each of the plurality of supporting rods is pivotally connected to the lower folding rod of a corresponding one of the plurality of folding rod assemblies, and   a bottom end of each of the plurality of supporting rods is pivotally connected to a top end of a corresponding one of the plurality of supporting legs.   
     
     
         9 . The fast-folding shade shed according to  claim 1 , wherein:
 the plurality of supporting legs are telescopic rod structures.   
     
     
         10 . The fast-folding shade shed according to  claim 1 , wherein:
 the top end of each of the plurality of supporting legs is disposed with a hook and loop fastener.