Coke oven door sealing unit, coke oven chamber and coke oven battery

Abstract

Coke oven door sealing unit for sealing a coke oven door against a sealing surface of a coke oven door frame of a coke oven chamber, the coke oven door sealing unit including: a coke oven door for fitting into the coke oven door frame of the coke oven chamber; a fixture device for holding a sealing piece opposite to the coke oven door frame in a peripheral area of the coke oven door; the sealing piece, where the sealing piece is configured to be operated in a first operating state or a second operating state; a seal protection element for isolating the sealing piece from the coke oven chamber; where, in a first operating state, the sealing piece is spaced at a first distance from a sealing surface arranged opposite of the sealing piece; and where, in a second operating state, the sealing piece contacts the sealing surface; such that in the second operating state, the sealing piece and the seal protection element at least partially form a cavity.

1 . Coke oven door sealing unit for sealing a coke oven door against a sealing surface of a coke oven door frame of a coke oven chamber, the coke oven door sealing unit comprising:
 a coke oven door for fitting into the coke oven door frame of the coke oven chamber;   a fixture device for holding a sealing piece opposite to the coke oven door frame in a peripheral area of the coke oven door, wherein the sealing piece is configured to be operated in a first operating state or a second operating state; and   a seal protection element for isolating the sealing piece from the coke oven chamber;   wherein, in the first operating state, the sealing piece is spaced at a first distance from a sealing surface arranged opposite of the sealing piece; and wherein, in the second operating state, the sealing piece contacts the sealing surface, such that in the second operating state, the sealing piece and the seal protection element at least partially form a cavity; and   wherein the coke oven door sealing unit further comprises a first insulation element for thermally insulating the sealing piece, wherein the first insulation element is arranged between the fixture device and the seal protection element.   
     
     
         2 . The coke oven door sealing unit according to  claim 1 , wherein the sealing piece comprises a hollow body for retaining a medium; and/or
 wherein the sealing piece comprises a glass-fiber packing and an integrated flexible core element enclosed by the glass-fiber packing.   
     
     
         3 . The coke oven door sealing unit according to any one of  claim 1 , wherein the sealing piece is formed of an elastic material. 
     
     
         4 . The coke oven door sealing unit according to  claim 1 , wherein the sealing piece presents a ring-shaped structure to the sealing surface. 
     
     
         5 . The coke oven door sealing unit according to  claim 1 , wherein the sealing surface is arranged on the coke oven door frame. 
     
     
         6 . The coke oven door sealing unit according to  claim 1 , further comprising a collar member extending from the coke oven door frame, wherein the sealing surface is arranged on at least a portion of the collar member. 
     
     
         7 . The coke oven door sealing unit according to  claim 6 , wherein the collar member is integral with the coke oven door frame. 
     
     
         8 . The coke oven door sealing unit according to  claim 6 , wherein the collar member has a rectangular-shaped, L-shaped, I-shaped, concave, convex, angled, curved or C-shaped profile. 
     
     
         9 . The coke oven door sealing unit according to  claim 6 , further comprising a second insulation element for thermally insulating the sealing piece, wherein the second insulation element contacts at least a portion of the collar member and a portion of the coke oven door frame. 
     
     
         10 . The coke oven door sealing unit according to  claim 1 , wherein the fixture device comprises a groove for holding the sealing piece, wherein the sealing piece is frictionally and/or form-fit connected to the groove. 
     
     
         11 . The coke oven door sealing unit according  claim 10 , wherein, in the first operating state, a depth of the groove is greater than the depth of the sealing piece. 
     
     
         12 . The coke oven door sealing unit according  claim 10 , wherein, in the first operating state, the depth of the groove is smaller than or identical to the depth of the sealing piece. 
     
     
         13 . Coke oven chamber comprising a coke oven door sealing unit according to  claim 1 . 
     
     
         14 . Coke oven battery comprising a coke oven door sealing unit according to  claim 1 .