Cable gland and electrical device

The invention discloses a cable fixing head, which comprises a cable fixing head and a nut at one end of the cable fixing head, the other end of the nut is screwed to a threaded sleeve body through a first O-shaped waterproof ring, and the other end of the threaded sleeve body is threaded through a second O The threaded connection of the type waterproof ring has a breakout head, and the nut, the first O-type waterproof ring, the main body of the threaded sleeve, the second O-type waterproof ring and the breakout head are connected in sequence from left to right, between the main body of the threaded sleeve and the breakout head The inner cavity is provided with an inner clamp, the inner clamp includes a lower sleeve, and a port of the lower sleeve is connected to the middle sleeve, and the upper end of the clamping claw is provided with a bevel chuck. The beneficial effects achieved by the present invention are: cable fastening Higher resistance, stronger tensile strength; improved waterproof, dustproof, acid and alkali resistance and other performances of the cable fixing head, and improved anti-magnetic and insulation effects at the cable connection; the cable fixing head is connected to the electrical equipment box at one port , It can also be threaded into the electrical equipment of the internal thread of the import and export text.