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Title:
SEALING MECHANISM FOR HEATING FURNACE
Document Type and Number:
Japanese Patent JP2005009759
Kind Code:
A
Abstract:

To provide a sealing mechanism with easy maintenance preventing deterioration of sealing performance due to accumulation of scales and positively maintaining high sealing performance by improving a sealing mechanism for a heating furnace of a type sending a carrier loaded with an object to be heated in and out from a furnace body provided with a burner.

Side sealing plates 4 and a rear sealing plate extending obliquely downward are provided in both sides and the rear of the carrier, namely, in a far wall side of the furnace body, and side sandbags 5 and a rear sandbag filled with sand in bags made of refractory material are suspended so that sealing is secured between upper rims of the sandbags and walls of the furnace body. A pusher 6 is provided in a furnace body side wall, and sealing is carried out by pushing the side sandbag from the outside toward the side sealing plate, and bringing it into close contact with a rim of the side sealing plate.


Inventors:
MASUNAGA ATSURO
TSUCHIDA YASUKI
Application Number:
JP2003173860A
Publication Date:
January 13, 2005
Filing Date:
June 18, 2003
Export Citation:
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Assignee:
DAIDO STEEL CO LTD
International Classes:
C21D1/74; F27B9/26; F27D3/12; F27D7/06; (IPC1-7): F27D7/06; C21D1/74; F27B9/26; F27D3/12
Attorney, Agent or Firm:
Sooo Suga



 
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