LED module

An LED module, comprising an LED, a PCB, a lens, a lens mask and a heat dissipation component, wherein the LED is mounted on the PCB, the PCB is fixed on the heat dissipation component, the lens is mounted on the lens mask in an enclosed manner, the lens mask is fixed on the heat dissipation component, and a sealed waterproof ring is disposed between the lens mask and the heat dissipation component;

• characterized in that the heat dissipation component comprises an aluminium-made heat dissipation frame, a heat-conducting fin, a connection assembly part and a plurality of heat dissipation plates, the aluminium-made heat dissipation frame is provided with a plurality of heat dissipation plate mounting holes that are arranged in parallel, the heat dissipation plates are amounted in the heat dissipation plate mounting holes on the aluminium-made heat dissipation frame in an insertion mode, the PCB is fixed on a bottom surface of the aluminium-made heat dissipation frame, and the heat-conducting fin is located between the PCB and the heat dissipation plates on the aluminium-made heat dissipation frame;
• the LED is integrally connected to the PCB, and an IC chip on the PCB controls a working current and a quantity of working heat of the LED through pulse width modulation, and performs regulated voltage and constant current adjustment by changing a duty cycle;
• the connection assembly part is fixed at an edge of an upper part of the aluminium-made heat dissipation frame, each connection assembly part is provided with an electrical interface on which ingress protection (IP) treatment has been performed, the PCB is provided with a power-on interface that matches to the electrical interface on the connection assembly part and can connect to the electrical interface, a wire-threading position is provided on the aluminium-made heat dissipation frame, and a location of the wire-threading position is between a corresponding electrical interface and a corresponding power-on interface;
• and there is a plurality of connection assembly parts, the number of wire-threading positions and power-on interfaces matches to the number of connection assembly parts, at least one wire-threading position is a wire-threading through-hole, the rest wire-threading positions are wire-threading clamping grooves that can be penetrated through impact.