Pulse ignition contact piece switch used for gas stove valve

The invention discloses a pulse ignition contact piece switch used for a gas stove valve, which comprises a valve seat (5) and a valve body (1), wherein the valve seat (5) and the valve body (1) are mutually buckled to form a contact piece switch shell; a fixed contact piece (3) is mounted between the valve seat (5) and the valve body (1) in a clamping way; a torsion bar (7) is movably inserted in the contact piece switch shell and one end of the torsion bar penetrates out of the valve seat (5); a movable contact piece (4) is mounted on the torsion bar (7); and a plurality of raised contact points (31) are distributed on the opposite surfaces of the fixed contact piece (3) and the movable contact piece (4). The invention has the characteristics that electric conduction is relatively stable, and conduction resistance is small.