Patent ID: 11890921
Assignee: nan
Field: Transport (Mechanical engineering)
Classification: CPC B | IPC B

Claim 0:
1. An external hard bed cover for a pickup truck includes a panel series connected to a cargo hopper, wherein the panels series includes a super large panel (14), a large panel (13), a medium panel (12), and a small panel (11), the super large panel (14) is rotationally connected with the large panel (13), the large panel (13) is rotationally connected with the medium panel (12), and the medium panel (12) is rotationally connected with the small panel (11);
the super large panel (14) is connected to a cab side of the cargo hopper through a front rail fixing clamp (7) and a fixing system (5); the fixing system (5) includes a fixing system bar (51) connected to the super large panel (14), the fixing system bar (51) is connected to a fixing slider (52), the fixing slider (52) is provided with a fixing hole (521), the front rail fixing clamp (7) includes a fixing clamp (73) and a clamp assembly, the clamp assembly includes a third clamping block (71) and a fourth clamping block (72), the third clamping block (71) and the fourth clamping block (72) are connected by bolts, the fixing clamp (73) includes a clamping portion connected to the clamp assembly, the fixing clamp (73) is provided with a limiting hole (751), a limiting bolt (74) is threaded to the fixing hole (521) through the limiting hole (751);
the large panel (13) is connected to the cargo hopper by a wrench system (4); the wrench system (4) includes a transverse wrench bar (41), a slider (42) snaps with the transverse wrench bar (41), and a wrench holder (43) also snaps with the transverse wrench bar (41), the slider (42) is slidingly connected to the transverse wrench bar (41), the slider (42) is connected with a wrench (44);
the small panel (11) is connected to the cargo hopper by a clamp system (6) and a lock system (3); the lock system (3) includes a lock bolt system bar (39) connected to the small panel (11), both ends of the lock bolt system bar (39) are respectively connected with a special-shaped screw (34) by a bolt base (37), the middle of the lock bolt system bar (39) is connected with a steel wire adjuster (38), a reset spring (30) is arranged between the lock bolt (33) and the special-shaped screw (34), two lock bolts (33) are respectively connected with the steel wire adjuster (38) through a steel wire (35).