Lost foam casting waste gas collecting system

• Main Authors: GONG CHUNHUA, BAI JIANCHENG, MA YINGJIE
• Format: Patent
• Language: Chinese; English
• Published: 19.04.2022
• Subjects: CASTING; CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES; CLEANING; CLEANING IN GENERAL; PERFORMING OPERATIONS; POWDER METALLURGY; PREVENTION OF FOULING IN GENERAL; TRANSPORTING

The utility model discloses an evanescent mode casting waste gas collecting system which comprises a negative pressure pipeline, a plurality of bottom absorption branch pipes are connected to the two sides of the negative pressure pipeline correspondingly, bottom connecting pipes are connected to the bottom absorption branch pipes, a plurality of top absorption branch pipes are further connected to the negative pressure pipeline, and three-way pipes are connected to the upper ends of the top absorption branch pipes; the other two ends of the three-way pipe are connected with top connecting pipes, a plurality of supporting frames are installed on the two sides of the negative pressure pipeline, the supporting frames on the two sides of the negative pressure pipeline correspond to the bottom absorbing branch pipes on the two sides of the negative pressure pipeline, a supporting plate is installed at the upper ends of the supporting frames, and an absorbing pipe is fixed to the top of one side of the supporting