Coin box

The utility model discloses a coin box, which comprises a shell, a spring push rod device and a self-locking limiting mechanism, the shell is provided with a storage cavity, and the shell is providedwith a coin slot communicated with the storage cavity; the spring ejector rod device comprises an ejector rod which is movably mounted on the shell; the self-locking limiting mechanism comprises a first locking plate rotationally mounted on the shell, and the first locking plate is used for closing or opening the coin slot; wherein the spring ejector rod device and the self-locking limiting mechanism at least have two matching states: in a free state, the top end of the ejector rod is connected with the first locking plate in a sliding manner, and the first locking plate opens the coin slot; and in the limiting state, the spring ejector rod device is in limiting fit with the first locking plate, the first locking plate closes the coin slot, and the ejector rod prevents the first locking plate from rotating in the