Fluid coupling dismounting device

The utility model discloses a fluid coupling dismounting device, including sleeve, ejector pin, footstock and jack, the footstock comprises preceding subassembly and back subassembly, for the footstock of cavity inside preceding subassembly and back subassembly make up mutually and form, the preceding terminal surface of preceding subassembly is equipped with the round hole, the sleeve have with fluid coupling ware assorted external screw thread, it is outwardly directed that it passes the round hole from cavity of footstock in, sleeve rear end lateral wall is equipped with and is used for restricting the limit stop that the sleeve passed the round hole completely, the ejector pin pierces into from the cavity of footstock in the sleeve and can displacement in the sleeve, ejector pin lengthis greater than sleeve length, the jack sets up in the cavity of footstock, be provided with on the footstock and operate the mouth with the jack assorted, the piston crown of jack is with the contact of ejector pin rear end