Patch type infrared transmitting tube and manufacturing process thereof

The invention discloses a patch type infrared transmitting tube, which comprises a frame body, a metal substrate, an infrared LED chip, a filling colloid, a spherical lens and an electrode pin, a bowlcup is formed in the frame body; the metal substrate is embedded into the frame body, at least part of the metal substrate is arranged in the bowl cup, and a circuit layer is arranged on the metal substrate; the infrared LED chip is arranged on the metal substrate and is electrically connected with the circuit layer; the bowl cup is filled with the filling colloid, and the infrared LED chip is covered with the filling colloid. The spherical lens is molded in the bowl cup and covers the filling colloid, and the spherical lens is at least partially embedded in the bowl cup; and the electrode pins are embedded into the frame body to be electrically connected with the circuit layer, extend to the side part of the frame body, and are bent and extend to the bottom of the frame body. The invention further discloses a ma