The invention belongs to the technical field of
electric power and cables, and relates to a
power cable, which is provided with a reinforcing component, an accommodating component, a protective layerand an outer protective layer, wherein a
power transmission component is arranged in the accommodating component, the accommodating component is composed of a third bent part, a second connecting part, a fourth bent part, a third connecting part and a fifth bent part, a second cavity, a fourth cavity and a third cavity are formed in the accommodating component, the second cavity is communicated with the third cavity, the third cavity is communicated with the fourth cavity, the accommodating component is of an integrated structure, the
power transmission component is composed of a first bent part, a first connecting part and a second bent part, a first cavity is formed among the first bent part, the first connecting part and the second bent part, the second bent part is arranged in the fourth cavity, the first connecting part is arranged in the third cavity, and the first bent part is arranged in the second cavity. The invention also discloses a communication optical cable, a photoelectric composite cable and an
optical fiber ribbon. According to the invention, the main beneficial effects of simple structure, easy stripping, good heat dissipation, lighter weight, lower cost and moreflexible use are achieved.