New energy wire harness capable of preventing connection loosening

The utility model discloses a new energy wiring harness capable of preventing connection loosening, which comprises an installation head, the left side of the installation head is provided with a connector, the connector extends into the installation head, and the connector and the installation head are mutually inserted; the movable ring is arranged on the left side of the connector, a sliding groove is formed in the inner side wall of the movable ring, a threaded sleeve is fixedly connected to the right side wall of the movable ring, the threaded sleeve is in threaded connection with the installation head, a sliding block is installed on the connector, the sliding block is arranged on the right side of the tooth block, and the sliding block is in sliding connection with the movable ring; the rotary knob is arranged at the top of the mounting head, an open groove is formed in the top of the mounting head, a rotating shaft is fixedly connected to the bottom of the rotary knob, the rotating shaft penetrates th