Convenient-to-maintain image collector with camera protection function

The invention discloses a convenient-to-maintain image collector with a camera protection function, and solves the technical problem that the interior of an image collector in the prior art is inconvenient to maintain. The image collector convenient to maintain comprises a machine body, a digital-to-analog conversion module, a signal transmitter, a power supply, a camera, a locking mechanism and a maintenance plate, the overhauling plate is fixed in a first mounting groove in the upper surface of the machine body through two locking mechanisms, each locking mechanism comprises a connecting rod, a clamping block, a spring and an elastic pressing mechanism, the outer side of each clamping block is fixed to the inner side of the top of the corresponding connecting rod, and the inner side of each clamping block extends out of the machine body and is matched with a clamping groove in the side face of the overhauling plate; the middle of the connecting rod is rotationally connected with the machine body through a f