Collapsible canopy

Abstract

A collapsible canopy comprises a covering [ 1 ] and a framework [ 2 ], covering [ 1 ] is put on collapsible framework [ 2 ], framework [ 2 ] includes a cross hinge [ 3 ], center members [ 4 ], U-shaped slide brackets [ 5 ], U-shaped slide brackets [ 6 ], side members [ 7 ], cantilever members [ 8 ], upside hinges [ 9 ], downside hinges [ 10 ], scissors frames [ 11 ], supporting members [ 12 ], springs [ 13 ], and holes [ 14 ]; each side of said framework [ 2 ] comprising collapsible cross beam comprising a plurality of scissors frames [ 11 ], each scissors frame comprising cross pieces [ 8 ] hinge connected to each other in the midway, two ends of each scissors frame [ 11 ] being respectively connected to two corresponding ends of the other scissors frame [ 11 ] of the same side by hinges, the other two ends of each scissors frame [ 11 ] being respectively connected to the two corresponding ends of the scissors frame [ 11 ] on the abutting side by means of hinge connection, thus forming two flexion points, each of the four supporting members passing through the downside hinge [ 10 ] thereof to form a sliding fit construction, the top end of each supporting member being provided with upside hinge [ 9 ] in a fixed fashion, center members [ 4 ], side members [ 7 ], and cantilever members [ 8 ] of the framework [ 2 ] being connected to each other by slide brackets sets composed of U-shaped slide brackets [ 5 ] and [ 6 ], the other side of each center member [ 4 ] being connected to cross hinge [ 3 ], the other side of each side member [ 7 ] being connected to upside hinge [ 9 ], and the other side of each cantilever member [ 8 ] being connected to downside hinge [ 10 ] by means of hinge connection.

What is claimed is:  
     
         1 . A collapsible canopy comprise a covering and a framework that is characterized in that covering [ 1 ] is put on collapsible framework [ 2 ], framework [ 2 ] includes across hinge [ 3 ], center members [ 4 ], U-shaped slide brackets [ 5 ], U-shaped slide brackets [ 6 ], side members [ 7 ], cantilever members [ 8 ], upside hinges [ 9 ], downside hinges [ 10 ], scissors frames [ 11 ], supporting members [ 12 ], springs [ 13 ], and holes [ 14 ]; each side of said framework [ 2 ] includes collapsible cross beam comprising a plurality of scissors frames [ 11 ], each scissors frame comprises cross pieces [ 8 ] hinge connected to each other in the midway, two ends of each scissors frame [ 11 ] are respectively connected to two corresponding ends of the other scissors frame [ 11 ] of the same side by hinges, the other two ends of each scissors frame [ 11 ] are respectively connected to the two corresponding ends of the scissors frame [ 11 ] on the abutting side by means of hinge connection, thus forming two flexion points, each of the four supporting members passes through the downside hinge [ 10 ] thereof to form a sliding fit construction, the top end of each supporting member is provided with upside hinge [ 9 ] in a fixed fashion, center members [ 4 ], side members [ 7 ], and cantilever members [ 8 ] of the framework [ 2 ] are connected to each other by slide brackets sets composed of U-shaped slide brackets [ 5 ] and [ 6 ], the other side of each center member [ 4 ] is connected to cross hinge [ 3 ], the other side of each side member [ 7 ] is connected to upside hinge [ 9 ], and the other side of each cantilever member [ 8 ] is connected to downside hinge [ 10 ] by means of hinge connection.  
     
     
         2 . Said collapsible canopy according to  claim 1  that is characterized in that the open end of the U-shaped slide bracket [ 6 ] and the cantilever member [ 8 ] are connected to the center member [ 4 ] that passes through the bottom space of another slide bracket [ 5 ] by means of hinge connection, side member [ 7 ] passing through the bottom space of slide bracket [ 6 ] connected to the open end of another slide bracket [ 5 ] by means of hinge connection.  
     
     
         3 . Said collapsible canopy according to  claim 1  that is characterized in that each of the four right angled branches of said cross hinge [ 3 ] is provided with a hinge hole [ 31 ] 
     
     
         4 . Said collapsible canopy according to  claim 1  that is characterized in that the support members [ 12 ] are made of hollow tubes, and when the framework [ 2 ] is extended, the protruding end of spring [ 13 ] provided in the hollow support member [ 12 ] where a downside hinge [ 10 ] is provided passes through the wall of the hollow support member [ 12 ] and is received by the hole [ 14 ] on the downside hinge [ 10 ].  
     
     
         5 . Said collapsible canopy according to  claim 1  or  claim 4  that is characterized in that the lower end of each support member [ 12 ] is provided with a telescopic tube to raise the height of the canopy.  
     
     
         6 . Said collapsible canopy according to  claim 1  that is characterized in that the cantilever support [ 8 ] can be of various sizes according to different shapes of the roof structure of the collapsible canopy.  
     
     
         7 . Said collapsible canopy according to  claim 1  that is characterized in that said scissors frames [ 11 ] comprise two scissors frames [ 11 ] provided at four sides of the framework.  
     
     
         8 . Said collapsible canopy according to  claim 1  or  claim 2  that is characterized in that said slide bracket [ 5 ] and [ 6 ] are of a U-shaped structure.