Ultra-high temperature resistant horizontally-arranged gate valve

The invention discloses an ultra-high temperature resistant horizontally-arranged gate valve. The gate valve mainly comprises a valve body and a valve plate, wherein the valve body comprises a main valve body and an auxiliary valve body which are mutually connected into a whole body; the valve plate is installed in the valve body; a refractory insulating liner is installed on the inner wall of the main valve body; one end of the refractory insulating liner, connected with the auxiliary valve body, is provided with a through groove for the valve plate to move; the position of other end of the refractory insulating liner, which is at the horizontal position with the through groove, is provided with a groove for fixing the valve plate; a plurality of groups of roller devices are installed on the auxiliary valve body; the valve plate is fixed to the front end of a pull rod, and the tail end of the pull rod is fixed to a rod frame, so that the valve plate, the pull rod and the rod frame are ...