Bed cover of pickup truck that is easy to open and close

A bed cover of pickup truck that is easy to open and close, wherein said bed cover of pickup truck includes one bed cover;

• the bed cover includes at least two plates;
• two mounting rod installed on the bed cover of pickup truck;
• and the adjacent plates are connected by rotating shaft structure;
• the rotating shaft structure includes a plate-like pedestal, two connectors which form a rotary connection with the pedestal;
• there are first grooves on the both sides of the pedestal, and there is a first stop bar on one side of the first groove;
• one side of the connectors is connected with the plates;
• there is a first rotating part arranged in the first groove on the other side of the connectors;
• the lower surface of the first rotating part is cambered;
• there is a rotary groove whose cross section is major arc shape in the above part of the first rotary part;
• and the front part of the second stop bar is in the rotary groove;
• there exists a second stop bar for clamping the first stop bar on one side of the rotating groove;
• the bed cover comprises two locking structure;
• a long strip-shaped section steel is arranged on the lower surface of the plate, and a strip groove is arranged on the section steel;
• the two locking structure are respectively arranged on both sides of the strip groove;
• the two locking structure include a first locking structure and a second locking structure;
• the two mounting rods include a first and second mounting rod;
• the first locking structure comprises a first bolt, a first locking frame, a limit block, a first compression spring and a first handle;
• the first locking frame is arranged on the first mounting rod;
• and one side of the first bolt is provided with a first hook for clamping the first locking frame;
• the first bolt is provided with a first chute;
• the limit block and the first compression spring are arranged in the first chute;
• the limit block is fixed to the section steel by bolts;
• one end of the first compression spring is against the side wall of the first chute;
• the other end of the first compression spring is against the limit block;
• both sides of the first handle are fixed to the section steel by bolts, and the first bolt is provided with the first sheet-shaped convex, which is used as the second handle;
• the second locking structure comprises a second bolt, a second locking frame, a mounting base, a second compression spring, and a slide block for pushing the second bolt;
• the mounting base is fixed to the second mounting rod;
• the second bolt and the second compression spring are all arranged on the mounting base;
• a second chute is arranged on both sides of the mounting base, and a cylindrical convex with circular cross section is arranged on both sides of the second bolt;
• one side of the cylindrical convex extends into the second chute, and one end of the second compression spring is against the inner wall of the mounting base;
• the other end of the second compression spring is against the second bolt, and both sides of the second locking frame are fixed to the section steel through bolts;
• the second bolt includes a second hook for clamping the second locking frame;
• the second lock frame is provided with a second sheet-shaped convex, which is used as the third handle;
• and the slide block is arranged on one side of the second locking frame;
• the slide block is arranged in the strip groove;
• the slide block is provided with a third sheet-shaped convex, which is used as the fourth handle;
• the slide block is connected with the first bolt through a wire rope.