Opening fixing device of cabinet door

The utility model provides an equipment cabinet door opening fixing device which comprises an adjusting rod, a limiting rod coaxially arranged in the adjusting rod in a sliding mode and an adjusting knob vertically arranged on the adjusting rod in a sliding mode, the separated ends of the limiting rod and the adjusting rod are hinged to a cabinet door and a cabinet body respectively, and limiting holes are formed in the top of the limiting rod at equal intervals in the axial direction. The adjusting rod is provided with an adjusting hole corresponding to the limiting hole, the adjusting knob is installed in the adjusting hole, annular protrusions are arranged at the two ends of the adjusting knob, the outer diameter of the annular protrusions is larger than the inner diameter of the limiting hole, and a gap for the adjusting knob to vertically slide is formed between the limiting rod and the adjusting rod. A columnar limiting block capable of being inserted into the limiting hole is arranged at the bottom end