The utility model provides a belt conveyor belt H degree of elevating adjusting device belongs to the comprehensive working face belt conveyor technical field that digs in colliery. Mainly solving the height that prior art often used technologies such as welding, oxygen welding to improve the H frame, not only having destroyed the own structure that H put up, highly be not quite similar owing to use at every turn moreover, can not reach the problem of recycling, including flexible and sleeve and buckle, its characteristics are: flexible section of thick bamboo upper portion is provided with the roof, and insert in flexible, wherein the lower part: the roof is provided with the via hole that is used for the bolt fastening, the sleeve bottom is provided with the bottom plate, the buckle overlaps on the section of thick bamboo wall of a flexible section of thick bamboo, and it is by the bolt -up, and during the use, flexible when a certain high when a flexible section of thick bamboo, two buckles are located telescopic upper end and hug closely this upper end, is linked together two buckles by the bolt -up, makes a flexible section of thick bamboo and sleeve not have relative motion. Realize goods and materials equipment reuse, convenient operation is simple, and the continuity is high, advantages such as application scope guangZhou.