Submarine cable trencher

A submarine cable trencher, comprising:

• a trencher body;
• a cable detection mechanism, which is disposed at a front portion of the trencher body;
• a chain mechanism and a jet mechanism, which are installed in the center of a bottom portion of the trencher body;
• a first track mechanism and a second track mechanism, wherein the first track mechanism is disposed on a first side of the bottom portion of the trencher body, and the second track mechanism is disposed on a second side of the bottom portion of the trencher body;
• and
• a soil discharging component, which is disposed at a rear portion of the trencher body;
• wherein the trencher body comprises a chassis, a plurality of track installation plates and a hanger, wherein the chassis is formed of titanium alloy tubes through welding, the track installation plates are disposed at a bottom portion of the chassis, the hanger is disposed at a top portion of the chassis;
• and the trencher further comprises a control cabin and a hydraulic box, wherein the control cabin and the hydraulic box are disposed at a lower portion of the chassis, the chassis is respectively connected to the cable detection mechanism, the chain mechanism, the jet mechanism and the soil discharging component.