Array digital-analog integration signal cable for offshore oil platform underwater early warning system

The utility model provides an array digital-analog integration signal cable for offshore oil platform underwater early warning system, and relates to the technical filed of array signal cables of an offshore oil platform or an underwater security facility. The array digital-analog integration signal cable is an integration cable allowing mixing use of a strong current and a weak current, and a mixing use of an analogue signal and a digital signal. The array digital-analog integration signal cable comprises a center reinforcement unit, a 7-core electric cable unit, a 5-core electric cable unit, a weaving general shielding layer, a coaxial cable unit, an internal sheath layer, an armoured layer, and an external sheath layer, wherein optical fibers used for transmitting optical signals are disposed in the center reinforcement unit or the coaxial cable unit; the 7-core cable unit is disposed outside the center reinforcement unit, the 5-core cable unit and the coaxial cable unit are disposed outside the 7-core cable unit, the weaving general shielding layer is disposed outside the 5-core cable unit and the coaxial cable unit, then internal sheath layer is disposed outside the weaving general shielding layer, the armoured layer is disposed outside the internal sheath layer, and the external sheath layer is disposed outside the armoured layer.