Moistureproof structure and control box for subway signal machine

The utility model relates to the technical field of control box devices, in particular to a moisture-proof structure and a control box for a subway signal machine, which comprises a limiting frame body, a control box body, a sealing groove, a first rubber strip, a sealing plate, a second rubber strip, a support, a positioning hole, a base, a fixing hole, a positioning plate and a limiting groove. The control box has the beneficial effects that the sealing plate is placed in the box opening of the control box body, the sealing plate is pressed to enable the second rubber strip to be clamped into the sealing groove to seal the box opening of the control box body, the box door is closed to enable the first rubber strip to abut against the surface of the sealing plate, the first rubber strip effectively improves the stability of the sealing plate, and meanwhile the secondary sealing effect on the box opening is achieved; according to the control box, the box opening of the control box body is more sealed, moistur