Valve seat dismounting tool

The utility model discloses a valve seat dismounting tool which comprises a positioning device, the end portion of the positioning device is fixedly connected with a first outer sleeve, the inner portion of the first outer sleeve is matched with a twisting barrel in a threaded mode, and a moving device is arranged in the twisting barrel. One end of the moving device extends out of the twisting cylinder and is connected with a grabbing structure, and the grabbing action of the grabbing structure is linked with the action of the moving device. Under the action of the positioning device, the outer sleeve I, the twisting barrel, the moving device and the jacking structure, the valve body can be conveniently disassembled, so that the maintenance efficiency of the valve body can be improved. 本实用新型公开了一种阀门阀座拆卸工具，包括定位装置，所述定位装置的端部固定连接有外套筒一，所述外套筒一的内部螺纹配合有扭筒，所述扭筒的内部设置有移动装置；移动装置的一端伸出扭筒并连接有抓取结构，所述抓取结构的抓取动作与移动装置的动作联动。本实用新型通过在定位装置、外套筒一、扭筒、移动装置和顶压结构作用下，可以达到便于的拆卸阀体，从而可以提高阀体的维修效率。