Multipath electric detonator priming device with self test and line fault test function and method

• Main Authors: REN JUNHONG, GUO TAO, ZHANG HAITAO, FEI SHUMIN, FANG HUSHENG, LI TAO
• Format: Patent
• Language: Chinese; English
• Published: 14.07.2010
• Subjects: AMMUNITION; AMMUNITION FUZES; ARMING OR SAFETY MEANS THEREFOR; BLASTING; HEATING; LIGHTING; MECHANICAL ENGINEERING; WEAPONS

The invention discloses a multipath electric detonator priming device with a self test and line fault test function, which is circumscribed with a cell box and a priming target electric detonator. A priming device panel comprises a power switch, a priming button, an internal priming control detection circuit and a safe switch, wherein the internal priming control detection circuit comprises a power circuit, a microprocessor circuit, an RC energy storage circuit, a priming relay and a power circuit and is provided with a detection driving circuit, a signal amplifying circuit and an analog-to-digital conversion circuit; the priming relay of each path of priming control circuit adopts a single-pole double throw electromagnetic relay; the end point of a normally closed contact is connected with the output end of the detection driving circuit, and the end point of the normally open contact is connected to the connecting ends of an RC energy storage circuit resistance element and a capacitance element; the end poin