Valve leakage detection device

The invention relates to the technical field of valve leakage detection. The invention provides a valve leakage detection device. A first shell is arranged outside a valve and is provided with a firstcavity used for accommodating detected liquid, the bottom of the first cavity is provided with a leakage hole, the leakage hole is communicated with a detection apparatus, the detection apparatus comprises a second shell, which is provided with a second cavity, the second cavity is communicated with the first cavity through the leakage hole, and the second cavity is further provided with a wateroutlet; a flow adjusting part is arranged at the water outlet and used for adjusting the flow of the water outlet, and a sensing apparatus is arranged beside the water outlet and used for detecting the pressure of liquid at the water outlet. The problems that a valve leakage detection device in the prior art is rough in detection precision and large in error are solved. 本发明中涉及阀门泄漏检测技术领域，提供一种阀门泄漏检测装置，阀门外部设置有第一壳体，具有第一腔体，用于容纳