Threaded telescopic hanging rod for indoor ultra-thin LED display screen hanging cabinet

The utility model discloses a threaded telescopic hanging rod for an indoor ultra-thin LED display screen hanging cabinet. The threaded telescopic hanging rod structurally comprises an external thread hanging pin and an internal thread hanging rod, wherein the internal thread hanging rod is fixed on the ultra-thin LED display screen hanging cabinet through bolts, the external thread hanging pin and the internal thread hanging rod are engaged by threaded connection, the external thread hanging pin is made of a stainless steel round tube, an external thread is mechanically formed on the lower side of the external thread hanging pin, a hanging hole is formed on the upper side of the external thread hanging pin, the upper end of the external thread hanging pin is machined in a conical shape, the external thread hanging rod is made of a stainless steel round tube, internal threads are mechanically formed on the inner side of the external thread hanging rod, a fixation hole is formed on the lower side of the extern