Patent ID: 7214086

Claim:
A large current connector, comprising: a male plug including a shell, a coupling member, a first upper metal plate and a first lower metal plate, the shell having hollow bodies on two ends that are interposed by latch troughs, one end having a trapezoidal surface and other end forming a coupling end which has two elastic latch elements on two sides, the coupling member having a latch end which mates with one hollow body, the first upper metal plate and the first lower metal plate running through the latch troughs and being anchored on the coupling member, and having respectively a wedge end on one end forming an arched angle and an insertion hole end on another end; and a female socket including a sleeve, an insulation member, a second upper metal plate and a second lower metal plate, the sleeve being hollow and having a coupling cavity on one end and a second connection end on another end, and latch cavities on two sides, the insulation member being located in the coupling cavity and having coupling troughs on two sides to be wedged by the second upper metal plate and the second lower metal plate.