Ejector pin type short circuit instrument

The utility model provides an ejector pin type short circuit instrument relates to power detection device's technical field, include: mounting panel, fixed part, earth connection, a plurality of thimble, the lower surface of mounting panel is provided with a plurality of draw -in grooves, and a plurality of draw -in grooves are row range, are provided with the conductive part in the draw -in groove, and the earth connection is connected with the conductive part electricity respectively, the thimble can be dismantled with the draw -in groove and be connected, and behind the one end of thimble and the draw -in groove in -connection, the thimble is connected with the conductive part electricity, the fixed part sets up in the lateral part of mounting panel, and the fixed part can be dismantledwith the terminal row and be connected, the length and the distance matching of fixed part with fixed rear clamping groove bottom to the terminal of terminal row of thimble to the one end that makesthe thimble keep away from