Movable tunnel operation platform

The utility model relates to the technical field of building construction, and discloses a movable tunnel operation platform, the front side edge and the rear side edge of a top operation platform are respectively provided with a guardrail vertical rod, and a guardrail net plate is arranged between every two adjacent guardrail vertical rods; supporting frames are vertically installed on the left side and the right side of the top operation platform correspondingly. The upper part of the support frame horizontally extends outwards to form a waist platform; the outer side of the waist platform extends outwards to form an adjustable jacking; a steel ladder stand II communicated to the waist platform and a steel ladder stand I communicated to the top operation platform from the waist platform are arranged on the supporting frame, and the steel ladder stand II and the steel ladder stand I are arranged in a staggered mode; a pulley is arranged at the bottom of an outer inclined rod of the supporting frame, and a lo