Cable protection device and cable having the same

A cable including:

• a first cable section, having a plurality of core wires on its one end, the distal end of each core wire of the first cable section being provided with a connecting head;
• a second cable section, having a plurality of core wires on its one end, the distal end of each core wire of the second cable section being provided with a connecting head, each connecting head of the second cable section being connected with each connecting head of the first cable section;
• and a cable protection device, disposed at a connecting portion between the first cable section and the second cable section, the cable protection device comprising:
• a first protective casing, having a hollow body for allowing the first cable section to slide through;
• and a second protective casing, having a hollow body for allowing the second cable section to slide through, the second protective casing being assembled with the first protective casing;
• wherein the interiors of the hollow body of the first protective casing and the hollow body of the second protective casing form a protective space respectively for covering the connecting portion between the first cable section and the second cable section;
• wherein the protective space of the first protective casing is put outside the protective space of the second protective casing, wherein an inner peripheral surface of the front end of the hollow body of the first protective casing is provided with a plurality of insertion troughs, an outer peripheral surface of the front end of the second protective casing is provided with a plurality of elastic pieces, the elastic pieces are engaged into the insertion troughs respectively, each insertion trough is provided with a through-hole, each elastic piece is provided with an engaging protrusion, and the engaging protrusion is engaged into the through-hole.