Guide rail type shielding curtain

A guide rail type shielding curtain, comprising a guide rail type moving mechanism, a shielding curtain frame, a first stretching bearing mechanism and a second stretching bearing mechanism, wherein the guide rail type moving mechanism comprises first guide rail sliding grooves which are formed in inner sides of automobile side plates on left and right sides of a rear of an automobile, and first guide rail sliding strips sliding in the first guide rail sliding grooves in the two sides;

• curtain frame mounting holes are formed in front ends of the first guide rail sliding grooves in the inner sides of the automobile side plates on the left and right sides;
• the shielding curtain frame is mounted in the left and right curtain frame mounting holes;
• a stretching limiting transverse strip is disposed on a rear side of the first stretching bearing mechanism, first guide rail sliding strip holes are formed in a left end and a right end of the stretching limiting transverse strip respectively, first sliding strip springs are arranged in the left and right first guide rail sliding strip holes respectively, and the first guide rail sliding strips are movably arranged in the first guide rail sliding strip holes outside the first sliding strip springs;
• pulleys are movably arranged at outer ends of the first guide rail sliding strips, and the first guide rail sliding strips are ejected outwards all the time by means of the first sliding strip springs;
• a first fastener moving grooves are formed in lower sides of left and right ends of the stretching limiting transverse strip respectively, first limiting fasteners are arranged on lower sides of the first guide rail sliding strips, and the first limiting fasteners are able to move left and right in the first fastener moving grooves.