Vehicle having a movable and retractable sun shield

A vehicle having a movable and retractable sun shield, comprising a vehicle body and a retractable device, wherein a cavity is arranged at the top of the cab of the vehicle body, an opening is arranged on the front end of the cavity;

• and the retractable device comprises a sun shield and an actuating device, the sun shield is mounted in the cavity at the top of vehicle body in an extensible and retractable manner, the actuating device is mounted in the cavity at the top of vehicle body and coupled to the sun shield to drive the sun shield to stretch out and draw back, the cavity at the top of vehicle body is provided with a sliding rail, the sun shield is provided with bending rims at two sides thereof, and the bending rims are slidably engaged on the sliding rail,
• wherein the retractable device further comprises a solar cell panel, the solar cell panel is detachably mounted on the sun shield, and an output end of the solar cell panel is coupled to a charge and discharge controller,
• wherein the retractable device further comprises an engaging assembly, the engaging assembly comprises a clamping member and a driving member, the clamping member and the driving member are mounted on the solar cell panel, and the clamping member is driven by the driving member to be coupled to the sun shield or to fix with the vehicle body,
• wherein the clamping member is a clamping strip rotatably mounted on the solar cell panel, slots are arranged on the sun shield and the top of the cavity of the vehicle body for engagement, and the driving member drives the clamping strip to rotate to connected with the slot of the sun shield or with the slot of the cavity of the vehicle body.