Spray tube formula high pressure flash valve

The utility model discloses a spray tube formula high pressure flash valve, including valve body, sleeve subassembly, case, valve gap and valve rod, the valve body has imported runner, export runner and is located the communication channel between the two, the sleeve subassembly set up in in the valve body, the sleeve subassembly has a plurality of sleeves of throttle pore in order to reduce expenditure in proper order of offering, the case set up in can the shutoff be in in the sleeve subassembly communication channel is last, the valve gap is fixed in on the valve body, the lower extreme ofvalve rod passes the valve gap and with the case is connected, be located in the valve body the export runner is kept away from communication channel's one end is provided with export expansion section, export expansion section is the flaring form. The utility model discloses, can reduce the flash distillation damage. 本实用新型公开了种喷管式高压闪蒸阀，包括阀体、套筒组件、阀芯、阀盖以及阀杆，所述阀体具有进口流道、出口流道和位于二者之间的连通流道，所述套筒组件设置于所述阀体内，所述套筒组件具有多个开设有节流孔道以依次节流的套