| abstract |
The utility model discloses a kind of VCM gas rich region workshop gutters, belong to PVC industry technical field, gutter includes gutter and metope, metope is worn in the gutter for gutter to be divided into indoor trench and outdoor drainage channel, setting fluid-tight pond is for trench and outdoor drainage channel in communication chamber below metope, seal plate is arranged in the bottom surface of metope, exhaust duct is set in the air cavity between indoor trench and metope, one end of exhaust duct is arranged in air cavity, and the other end is connected to pumping blower.The utility model effectively reduces gutter, the VCM gas enriched concentration in gully, reduces risk of explosion, eliminates safe hidden trouble, and reduce purging, the time swap of the gutter discharge well before upkeep operation, improves overhaul efficiency. |