Emptier is prevented blockking up by aeration grit chamber

The utility model discloses an emptier is prevented blockking up by aeration grit chamber, including the aeration grit chamber, the bottom of aeration grit chamber is connected with emptying pipeline, and the last exhaust -valve of installing of emptying pipeline is connected with the mediation pipeline on the emptying pipeline between aeration grit chamber and the exhaust -valve, installs the mediation valve on the mediation pipeline, and the mediation pipeline is connected with high -pressure water source, the utility model discloses add a mediation valve before the exhaust -valve, both are in the closed condition when usually not needing the evacuation, when the needs evacuation, before opening the exhaust -valve, open earlier the mediation valve, and in the next water -infusion emptying pipeline of high -pressure water source transport, the silt particle that will block up in emptying pipeline is washed open under the effect of water under high pressure to reach the mesh of smooth mediation evacuation, if block up more seriously, can force the mediation through a lot of high -pressure water washing's method, open again after the emptying pipeline mediation that the exhaust -valve will be very smooth with the evacuation of aeration grit chamber, the installation is simple, convenient operation is very practical.