Downhole electronic fracturing starter

• Main Authors: ZHU QINGCHUN, SHENG LINGYI, GUAN CHENGWEI
• Format: Patent
• Language: Chinese; English
• Published: 16.07.2024
• Subjects: EARTH DRILLING; EARTH DRILLING, e.g. DEEP DRILLING; FIXED CONSTRUCTIONS; MINING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS

The underground electronic fracturing starter comprises a shell, a cover body, a battery bin and a circuit board, the shell is of a hollow cylinder structure, one end of the shell is open, the cover body detachably covers the opening of the shell, the battery bin is arranged in the shell, and a battery mounting position is arranged at the end, close to the opening of the shell, of the battery bin; the circuit board is located in the shell and electrically connected with the battery bin, the front plate face of the circuit board faces the open end of the shell, a plurality of Hall induction magnetic sensors are arranged on the back side plate face of the circuit board, the Hall induction magnetic sensors are all arranged on the edge of the circuit board, and the circuit board is connected with an electrode lead towards the outside of the shell. The electrode lead is suitable for being electrically connected to the mixing combustion chamber and used for blasting at the preset position underground. Through the p