Optical communication device

The embodiment of the utility model provides an optical communication device capable of being applied to FTTR. The optical communication device comprises a circuit board, an optical transceiver assembly and a flexible connecting piece. The optical transceiver assembly is installed on the circuit board. The flexible connecting piece comprises a flexible heat conduction layer and a flexible circuit layer which are arranged in a layered mode, the flexible heat conduction layer is connected between the optical transceiver assembly and the circuit board, the flexible heat conduction layer is used for conducting heat generated by the optical transceiver assembly to the circuit board, and the flexible circuit layer is electrically connected between the circuit board and the optical transceiver assembly to conduct signal transmission. The flexible connecting piece comprises a flexible heat conduction layer and a flexible circuit layer which are arranged in a layered mode, and the flexible heat conduction layer is connected between the optical transceiver assembly and the circuit board, so that the flexible heat conduction layer can conduct heat of the optical transceiver assembly to the circuit board, effective cooling and heat dissipation of the optical transceiver assembly are achieved, the temperature of the optical transceiver assembly is reduced, and the service life of the optical transceiver assembly is prolonged. And the reliability of the optical communication device is improved.