Louver canopy

Abstract

A louver canopy includes a frame body with cross beams. The cross beam of the frame body is provided with a louver blade, the cross beams are each formed by more than two horizontal support beams arranged coaxially, an end surface of the horizontal support beam is provided with an inner connection hole along an axial direction thereof, corresponding ends of adjacent two of the horizontal support beams are combined head-to-tail with a connecting block disposed therebetween, and two ends of the connecting block are respectively inserted into the inner connection holes of the corresponding horizontal support beams for detachable connection. In the present application, a long cross beam is divided into several short horizontal support beams, to optimize operations during the processes of storage, transportation, and assembly of the louver canopy.

What is claimed is: 
     
         1 . A louver canopy, comprising a frame body with cross beams, wherein
 the cross beams of the frame body are provided with louver blades, the cross beams are each formed by more than two horizontal support beams arranged coaxially; and   an end surface of the horizontal support beam is provided with an inner connection hole along an axial direction thereof, corresponding ends of adjacent two of the horizontal support beams are combined head-to-tail with a connecting block disposed therebetween, and two ends of the connecting block are respectively inserted into the inner connection holes of the corresponding horizontal support beams for detachable connection.   
     
     
         2 . The louver canopy according to  claim 1 , wherein the detachable connection between an end of the connecting block and the corresponding horizontal support beam involves several connections through holes provided on the horizontal support beam and the connecting block, and a fastener sequentially runs through the connection through holes on the horizontal support beam and the connecting block for connection. 
     
     
         3 . The louver canopy according to  claim 2 , wherein a cross section of the horizontal support beam is of a rectangular structure, the connection through holes are spaced apart on a top surface and two side wall surfaces of the horizontal support beam along an axial direction of the horizontal support beam, and the connection through holes on the connecting block are in one-to-one correspondence to the connection through holes of the horizontal support beam. 
     
     
         4 . The louver canopy according to  claim 3 , wherein a cross section of the connecting block is of a U-shaped structure with an opening facing downwards, and the connection through holes are provided in a middle portion and two side walls of the U-shaped structure of the connecting block. 
     
     
         5 . The louver canopy according to  claim 1 , further comprising four upright columns that are vertically arranged at four corners of the frame body, wherein the cross beams comprise a longitudinal cross beam longitudinally connected between two of the upright columns that are front-and-back adjacent, a transverse cross beam transversely connected between two of the upright columns that are left-and-right adjacent, and an intermediate cross beam transversely connected to the two longitudinal cross beams, the intermediate cross beam is connected between intermediate portions of the two longitudinal cross beams, and the louver blade is longitudinally disposed between the transverse cross beam and the intermediate cross beam. 
     
     
         6 . The louver canopy according to  claim 5 , wherein lower edges of sides walls of the longitudinal cross beam, the transverse cross beam, and the intermediate cross beam close to the louver blades extend outwards to form flow guide plates, and a water collecting slot is formed between the flow guide plate and the corresponding cross beam. 
     
     
         7 . The louver canopy according to  claim 1 , further comprising several upright columns that support the frame body, wherein the cross beams are disposed on the upright columns, an assembly slide rail is vertically disposed on a side wall that is of the upright column and is connected to and fits with the cross beam, a positioning insertion plate is slidably connected in the assembly slide rail, a fitting gap is present between the positioning insertion plate and an outer wall surface of the cross beam, and a tail end of a fastening bolt runs through a side wall of a corresponding end of the cross beam to be threadedly connected to the positioning insertion plate. 
     
     
         8 . The louver canopy according to  claim 7 , wherein a top end of the upright column is of a structure of a port without a top surface, an outer side wall of the port facing the corresponding cross beam is provided with an assembly notch for insertion of a corresponding end of the cross beam, and the assembly slide rail is disposed on an inner side wall of the port at the top end of the upright column facing the corresponding cross beam. 
     
     
         9 . The louver canopy according to  claim 7 , wherein a cross section of the cross beam is of a hollow and rectangular structure, a head end of the fastening bolt is located in an inner cavity of the cross beam, and a side wall of the cross beam facing the head end of the fastening bolt is provided with a disassembly through hole. 
     
     
         10 . The louver canopy according to  claim 9 , wherein an inner wall surface of the cross beam is fixed to a reinforcement plate, and the tail end of the fastening bolt sequentially penetrates the reinforcement plate and the side wall of the cross beam from the inside outwards to be threadedly connected to the positioning insertion plate. 
     
     
         11 . The louver canopy according to  claim 7 , wherein the fastening bolt arranged between the cross beam and the corresponding positioning insertion plate is provided in plurality along a length direction of the positioning insertion plate, and two of the fastening bolts that are up-and-down adjacent are left-and-right staggered. 
     
     
         12 . The louver canopy according to  claim 7 , wherein the assembly slide rail comprises two opposite slide rail plate seats, opposite side walls of the two slide rail plate seats are each provided with a sliding slot, and two ends of the positioning insertion plate respectively slide in the sliding slots on corresponding sides. 
     
     
         13 . The louver canopy according to  claim 1 , wherein the louver blade is driven by a drive assembly to rotate, left and right ends of the louver blade are each provided with an assembly crank, the assembly crank is rotatably connected to the corresponding cross beam, an upper end of the assembly crank is provided with an insertion post and a limiting slot, the louver blade is provided with an insertion hole for the insertion post to be inserted into and fit within, and a snap-fitted protrusion clamped in the limiting slot, and a lower end of the assembly crank is provided with a transmissive fitting hole in transmissive fitting with the drive assembly. 
     
     
         14 . The louver canopy according to  claim 13 , wherein the insertion post is disposed on a side wall surface of an upper end of the louver blade, and the limiting slot is provided on a top surface of the upper end of the louver blade. 
     
     
         15 . The louver canopy according to  claim 13 , wherein a top surface of a rear portion of the louver blade bends downwards to form a water receiving groove, the insertion hole is provided on a side wall of the water receiving groove, a bottom surface of an end of the water receiving groove is provided with a drainage hole, and the corresponding cross beam directly located below the drainage hole is provided with a water collecting slot for collecting rainwater. 
     
     
         16 . The louver canopy according to  claim 13 , wherein the snap-fitted protrusion is arranged along an axial direction of the louver blade, a cross section thereof is of a J-shaped structure, the limiting slot is a through slot, the assembly crank moves along an axial direction of the snap-fitted protrusion, so as to achieve connection or separation of the snap-fitted protrusion and the limiting slot, and an inner wall of the limiting slot is provided with a snap-fitted portion that is snap-fitted with a hook portion of the snap-fitted protrusion. 
     
     
         17 . The louver canopy according to  claim 13 , wherein an intermediate portion of a top end of the assembly crank is provided with a hinge hole for hinging with the corresponding cross beam, and the insertion post and the limiting slot are respectively arranged on front and back sides of the hinge hole. 
     
     
         18 . The louver canopy according to  claim 13 , wherein the drive assembly comprises a transmission shaft tube that is rotatably connected to the frame body, the transmission shaft tube is provided with a transmission crank, the transmission crank is hinged with a transmission rod in a transmissive manner via a connecting rod, and the assembly cranks are each hinged with the transmission rod via a transmissive fitting hole. 
     
     
         19 . The louver canopy according to  claim 18 , wherein the transmission crank comprises a connecting sleeve that sleeves the transmission shaft tube and a connection rod with one end disposed on the connecting sleeve, the other end of the connection rod is connected to the connecting rod, and during rotation of the transmission shaft tube, when the louver blade is in a closed state, the connecting rod contacts the connecting sleeve to prevent the transmission shaft tube from continuously rotating in a same direction. 
     
     
         20 . The louver canopy according to  claim 1 , wherein a lower end of a side wall of each of the horizontal support beams close to the louver blade is provided with a flow guide plate, a water collecting slot is formed between each of the flow guide plates and the corresponding horizontal support beam, a seam is formed between two flow guide plates of the same cross beam, the water collecting slots are each provided with a water baffle for separating the water collecting slots, two water baffles of the same cross beam are respectively located on two sides of the corresponding seam, with a water leakage cavity formed between the two water baffles, and a water guide plate that guides water to a side of the water baffle away from the water leakage cavity is provided above the water leakage cavity. 
     
     
         21 . The louver canopy according to  claim 20 , wherein an insertion block plate is disposed below the water guide plate, and the insertion block plate is inserted in the water leakage cavity. 
     
     
         22 . The louver canopy according to  claim 21 , wherein the insertion block plate and the water guide plate form an integral structure, a T-shaped structure. 
     
     
         23 . The louver canopy according to  claim 21 , wherein two side walls of a lower end of the insertion block plate close to the water baffle are both inclined surfaces, and the two inclined surfaces are both inclined towards the middle from top to bottom. 
     
     
         24 . The louver canopy according to  claim 21 , wherein a height of the insertion block plate is lower than a height of the water baffle. 
     
     
         25 . The louver canopy according to  claim 21 , wherein an upper surface of the water guide plate comprises two inclined planes, and the two planes are respectively inclined, from top to bottom, from the middle to sides of the water baffle away from the water leakage cavity. 
     
     
         26 . The louver canopy according to  claim 20 , wherein the water baffle is arranged perpendicular to the axial direction of the horizontal support beam. 
     
     
         27 . The louver canopy according to  claim 20 , further comprising four upright columns that are vertically arranged at four corners of the frame body, wherein the cross beams comprise a longitudinal cross beam longitudinally connected between two of the upright columns that are front-and-back adjacent, a transverse cross beam transversely connected between two of the upright columns that are left-and-right adjacent, and an intermediate cross beam transversely connected to the two longitudinal cross beams, the intermediate cross beam is connected between intermediate portions of the two longitudinal cross beams, and the louver blade is longitudinally disposed between the transverse cross beam and the intermediate cross beam. 
     
     
         28 . The louver canopy according to  claim 1 , further comprising several upright columns that support the frame body, wherein the cross beams are disposed on the upright columns, a foot pad is disposed at a bottom of the upright column, and a projection area of the foot pad on a horizontal plane is greater than a projection area of the upright column on the horizontal plane. 
     
     
         29 . The louver canopy according to  claim 1 , further comprising four upright columns that are vertically arranged at four corners of the frame body, wherein the cross beams comprise a longitudinal cross beam longitudinally connected between two of the upright columns that are front-and-back adjacent and a transverse cross beam transversely connected between two of the upright columns that are left-and-right adjacent, the longitudinal cross beam and the transverse cross beam are both provided with barriers, and the barrier wraps a periphery of a connection seam between the two adjacent horizontal support beams. 
     
     
         30 . The louver canopy according to  claim 29 , wherein a lower end of a side wall of the horizontal support beam close to the louver blade is provided with a flow guide plate, the barrier comprises an upper flat plate, a lower flat plate, an outer vertical plate, and an inner vertical plate, the upper flat plate is disposed above the horizontal support beam, the outer vertical plate fits with a side wall of the horizontal support beam away from the flow guide plate, the lower flat plate fits with lower surfaces of the horizontal support beam and the flow guide plate, the outer vertical plate has an upper end connected to the upper flat plate and a lower end connected to the lower flat plate, and the inner vertical plate fits with an outer side wall of the flow guide plate, with a lower end connected to the lower flat plate.