Valve pressure testing device

The utility model discloses a valve pressure testing device, which is characterized in that a bracket is arranged at the upper end of a bottom frame; the two second hydraulic discs are both installed on the bottom frame. The two hydraulic pumps are installed at the two ends of the support respectively, and each hydraulic pump is provided with a first pressure gauge. The two hydraulic rods are both installed at the upper end of the support, output shafts of the two hydraulic rods penetrate through the upper end of the support and are each provided with a first hydraulic disc, and each hydraulic pump is connected with the corresponding hydraulic rod through an oil pipe. Each first hydraulic disc directly faces each second hydraulic disc; the two blowdown systems are mounted on the bottom frame, and each blowdown system is correspondingly arranged below one second hydraulic disc; each first hydraulic disc and each second hydraulic disc are also provided with a second pressure gauge; each water injection system i