New energy automobile battery airtightness detection device

The utility model discloses a new energy automobile battery air tightness detection device, which comprises a detection box, a detection chamber is arranged in the detection box, the upper end of the detection box is rotatably connected with a box cover through a hinge, the center of the box cover is provided with an air pressure instrument, the front side of the detection box is provided with an air tank, an air pump is arranged above the air tank, and the air pump is connected with the air pressure instrument. The output end of the air pump is connected with an air pumping pipe, the air pumping pipe extends into the detection box, an air pumping barometer is installed on the air pumping pipe, and the box cover and the detection box are connected through a plurality of hasps. The device is used for detecting the air tightness of the battery of the new energy automobile, realizes the detection of the air tightness of the battery through the change of the air pressure value, and is accurate in detection result