Flap electric energy meter

The utility model discloses a flap electric energy meter, including last box and flip, be equipped with a cavity on last box, flip hinges to go up and can overturn at last box and covers the cavity, and a box surface is equipped with round sealing projection on next -door neighbour's cavity open -ended, and the box of going up in this sealing projection outside is equipped with the round guiding gutter on the surface, and this guiding gutter switches on with last box lower extreme surface and draws rivers, is being equipped with a seal groove bottom the corresponding flip of sealing projection, and flip installs on last box through sealing washer and the tight compacting of sealing projection who places in this seal groove. The utility model discloses an establish round sealing projectionand round guiding gutter all around in proper order at the cavity opening to letting guiding gutter and last box lower extreme surface switch on, making to form between sealing washer that the sealingprojection top placed and