The utility model relates to a detachable economical
torch which comprises a
barrel body, one end of the
barrel body is installed and fixed through a foundation bolt, the other end of the
barrel body is provided with a burner
assembly, the burner
assembly is fixedly provided with an ignition barrel
assembly, the ignition barrel assembly is connected with one end of a
fuel gas valve set, and the
fuel gas valve set is fixedly arranged on the barrel body. An air discharging inlet is formed in the cylinder body and is communicated with the
combustor assembly; a
thermocouple and an ignition rod are further fixedly arranged on the
combustor assembly, the
thermocouple is electrically connected with the local control box through a
thermocouple cable, and the ignition rod is electrically connected with the ignition box through an ignition cable. The
torch is high in integration level and convenient to disassemble, and can be automatically ignited at any time in an emptying state.