Heightened and improved V-type vertical shaft sinking headframe

The utility model relates to a heightened and improved V-type vertical shaft sinking headframe, which is fixed on a derrick foundation and sequentially comprises a head sheave room, a head sheave platform connected with the lower part of the head sheave room, a derrick body connected with the lower part of the head sheave platform, and ladders positioned in the derrick body from top to bottom. The derrick body consists of four main supports, upper layer lateral braces, lower layer lateral braces, an upper herringbone support, sway braces, a lower herringbone support, a upper layer connecting rod and a lower layer connecting rod, wherein the upper layer lateral braces and the lower layer lateral braces are connected between the middle part of every two adjacent main supports, the upper herringbone support is connected between the upper layer lateral braces and the head sheave platform, the sway braces are connected between the upper layer lateral braces and the lower layer lateral braces, the lower herringbone