A road simulation test apparatus for a vehicle cab, comprising:
- a main body structure, an external rearview component, a directional structure, and a control box, wherein
- the main body structure is detachably mounted in a cab and connected to the control box, the external rearview component is detachably disposed on external rearview mirrors and connected to the control box, and the directional structure is detachably disposed on a steering wheel and wirelessly connected to the control box;
- the control box is of a rectangular structure, and is provided with a display screen and control buttons on an upper wall of the control box;
- a control mainboard is arranged in the control box, and an on-board diagnostics (OBD) adapter cable is connected to the control box;
- the control box is further provided with a plurality of adapter ports and universal serial bus (USB) interfaces connected to the main body structure and the external rearview component;
- the main body structure comprises a pair of front dashboard display screens, a pair of adapter bases, two pairs of adapter arms, a plurality of first bolts, a support base, a swivel base, a first swivel arm, a second swivel arm, an internal rearview screen, and a pair of clamping arms;
- the pair of front dashboard display screens are detachably aligned and spliced, and are connected in series via a first wire;
- the pair of adapter bases are both inverted-H shaped, and symmetrically arranged between and located at a rear side of the pair of front dashboard display screens;
- first ends of the two pairs of adapter arms are movably embedded into two ends of the pair of adapter bases by the plurality of bolts, and second ends of the two pairs of adapter arms are connected to upper and lower sidewalls of opposite ends of the pair of front dashboard display screens by the plurality of first bolts;
- the support base is of a rectangular structure and provided with a threaded stud on a middle portion of an upper wall of the support base, is detachably and threadedly connected to a middle portion of a lower wall of a first adapter base of the pair of adapter bases by the threaded stud, and is located below the pair of front dashboard display screens;
- a first end of the swivel base is detachably and threadedly connected to a middle portion of an upper wall of a second adapter base of the pair of adapter bases and located above the pair of front dashboard display screens;
- the first swivel arm is of a rectangular frame structure, a first end of the first swivel arm is movably embedded into a second end of the swivel base, and the first swivel arm is configured to swivel in the swivel base to adjust an angle;
- an end of the second swivel arm is detachably clamped into a second end of the first swivel arm, and the second swivel arm is configured to slide and swivel on the first swivel arm;
- the second swivel arm is of a T-shaped structure and provided with arc-shaped hanging arms on front sidewalls of two ends of the second swivel arm;
- T-shaped through slots are formed in middle portions of ends of the arc-shaped hanging arms;
- the internal rearview screen is detachably disposed on the arc-shaped hanging arms;
- the pair of clamping arms are both T-shaped, first ends of the pair of clamping arms are symmetrically and movably connected to a rear sidewall of the internal rearview screen, and second ends of the pair of clamping arms run through the T-shaped through slots, respectively;
- the external rearview component comprises a pair of external rearview screens and a pair of claws;
- the pair of external rearview screens are provided with second wires respectively, and the pair of external rearview screens are connected to the control box;
- the pair of claws are detachably disposed on upper walls of the pair of external rearview screens, respectively;
- and the pair of claws are of U-shaped structures, and are configured to be clamped onto the external rearview mirrors, respectively;
- the directional structure comprises a housing, a housing cover, an on/off button, a rotation sensor, a pair of batteries, a wireless control module, a flywheel, a pair of clamping plates, and mounting bolts;
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- the housing is of a circular structure and provided with a charging port on a front sidewall of the housing;
- the housing cover is detachably buckled into the housing, the on/off button is fixedly arranged on a sidewall of the housing and adjacent to the charging port, and the rotation sensor is fixedly arranged at a middle portion of an inner lower wall of the housing, and a rotating shaft of the rotation sensor is concentric with the housing;
- the pair of batteries are fixedly arranged on the inner lower wall of the housing and respectively located on front and rear sides of the rotation sensor;
- the wireless control module is fixedly arranged on a left side of the rotation sensor;
- the flywheel fixedly sleeves the rotation sensor, and is configured to rotate through the rotation sensor;
- the pair of clamping plates are both an arched structure with a same diameter;
- two ends of the pair of clamping plates are in butt joint by the mounting bolts, and an end of a clamping plate of the pair of clamping plates is fixedly arranged on the housing.