Efficient well type tempering furnace

The utility model discloses an efficient well type tempering furnace. Relating to the field of metal heat treatment, the problem that in the prior art, a well type tempering furnace is low in heatingefficiency is solved. According to the technical scheme, the heating furnace comprises a furnace body and a furnace cover, the furnace cover is fixed to the furnace body through a hydraulic lifting device, a heating device used for heating and heat preservation and a temperature rising mechanism used for rapid temperature rising are arranged in the furnace body, the heating device is fixedly connected to the side wall of the furnace body, and the temperature rising mechanism is fixedly connected to the bottom of the furnace body; according to the pit type tempering furnace, the heating mechanism with high heat efficiency is additionally arranged at the bottom of the furnace body, the temperature in the furnace body is rapidly increased in the heating stage of the tempering furnace, the problem that the pit type te