Positive pressure leak detection suction gun for hydrogen energy device

The utility model discloses a hydrogen energy source device positive pressure leak detection suction gun, which comprises a suction gun barrel, a suction gun head and a filter screen, the suction gun head is arranged at the right side end of the suction gun barrel, a horn hole is arranged in one end of the suction gun head, a plurality of gun head wall holes are arranged on the outer side of the horn hole in a penetrating manner on the wall of the suction gun head, and the axial included angle between the gun head wall holes and the suction gun head is 30 degrees. A second inner screw hole and a filter screen mounting groove are formed in the left side end of the suction gun barrel from left to right, a filter screen is mounted in the filter screen mounting groove, and a scrap collecting bin is formed in the right side of the filter screen and provided with an arc-shaped concave ring on the inner side of a right opening of the filter screen; by means of the structure, air impurities are primarily filtered and