Lock catch facilitating formwork removal used for engineering construction

The invention discloses a lock catch facilitating formwork removal used for engineering construction. A lock catch device is arranged on the side of a wood formwork, the lock catch device comprises aconcave stamping component, wing plates on the two sides of the concave stamping component are attached to the inner side of the wood formwork and are fixedly connected with each other, a through holeis formed in the middle of the concave stamping component, a round steel shaft penetrates through the through hole and extends into the groove space of the concave stamping component, a portion, located in the groove space, of the round steel shaft is sleeved with a high-strength spring, a bottom plate is fixedly arranged at the end of the inner side of the round steel shaft, the two ends of thehigh-strength spring abut against the bottom plate and the concave stamping component respectively, a locking rod is arranged at the through hole in the back face of the concave stamping component, and the lock rod is matched w