Rotatable bill returning-back cabin with linking- rod type opening device for counter box door

The utility model relates to a rotatable bill returning cabinet with a linking-rod type switch device for a counter box door, comprises a cylinder-shaped returning cabinet body and the linking-rod type switch device for the counter box door. The utility model is characterized in that the linking-rod type switch device for the counter box door comprises an upper connecting plate, a synchronous plate, a connecting shaft, a lower connecting plate, a connecting rod, and a plurality of connecting plates; one end of each connecting plate is respectively connected with a public lock rod on each column on the account box, and the other end is hinged with the synchronous plate; both ends of the upper connecting plate are respectively connected with the synchronous plate and the connecting shaft; the connecting shaft is connected with the lower connecting plated arranged in the control box; both ends of the connecting rod is hinged with the door of the control box of the lower connecting plate. The utility model has the advantages of simple structure, convenient operation, and safety.