Semi-closed type silver casting intermediate-frequency furnace movable smoking device

• Main Authors: WANG QIUXIU, LIN XITING, WU SHENGLIANG
• Format: Patent
• Language: Chinese; English
• Published: 21.08.2018
• Subjects: BLASTING; DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS,IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KINDOF FURNACE; FURNACES; HEATING; KILNS; LIGHTING; MECHANICAL ENGINEERING; OVENS; RETORTS; WEAPONS

The invention relates to a semi-closed type silver casting intermediate-frequency furnace movable smoking device which comprises an exhaust fume collecting hood (1), a ventilation dust removal system(2) and an exhaust tube; the exhaust tube is divided into a fixed tube (3) and a movable tube (4), and the fixed tube and the movable tube are in sealed connection through a flange plate connector (5); the side, at the end of the fixed tube (3), of a flange plate and the side, at the end of the movable tube (4), of the flange plate are movably connected through a hinge (6), a suspension point (7)is perpendicularly arranged overhead the hinge (6), and a suspension lug (8) is arranged above the exhaust fume collecting hood (1); a chain or a steel wire pull rope (9) is arranged between the suspension point and the suspension lug (8) for traction. The device is simple in structure, convenient to produce and operate, durable and stable. 本发明涉及种半密闭式银熔铸中频炉移动吸烟装置；包括集烟罩（1）、抽风除尘系统（2）和抽风管；所述抽风管分固定管（3）和活动管（4）两部分，且通过法拉盘接口（5）相密封