DE572295T1 - Fireproof clothing for beams, especially for metallurgical or ceramic furnaces. - Google Patents

Fireproof clothing for beams, especially for metallurgical or ceramic furnaces.

Info

Publication number
DE572295T1
DE572295T1 DE93401191T DE93401191T DE572295T1 DE 572295 T1 DE572295 T1 DE 572295T1 DE 93401191 T DE93401191 T DE 93401191T DE 93401191 T DE93401191 T DE 93401191T DE 572295 T1 DE572295 T1 DE 572295T1
Authority
DE
Germany
Prior art keywords
metallurgical
longitudinal beams
refractory lining
ceramic
concrete
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
DE93401191T
Other languages
German (de)
Inventor
Yves Braud
Dominique Eurin
Philippe Lambin
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BOULONNAIS TERRES REFRACTAIRES
Original Assignee
BOULONNAIS TERRES REFRACTAIRES
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by BOULONNAIS TERRES REFRACTAIRES filed Critical BOULONNAIS TERRES REFRACTAIRES
Publication of DE572295T1 publication Critical patent/DE572295T1/en
Pending legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27DDETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D1/00Casings; Linings; Walls; Roofs
    • F27D1/14Supports for linings
    • F27D1/141Anchors therefor
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27DDETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00Charging; Discharging; Manipulation of charge
    • F27D3/02Skids or tracks for heavy objects
    • F27D3/022Skids
    • F27D3/024Details of skids, e.g. riders
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27DDETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D5/00Supports, screens, or the like for the charge within the furnace

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Furnace Housings, Linings, Walls, And Ceilings (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)

Abstract

Refractory lining for skids for metallurgical or ceramic furnaces, characterised in that it is constituted by an assembly of composite elements, either premoulded in a workshop or cast on site, of a shape which is generally parallelepipedal, and it also comprises firstly a ring (2) made on a basis of aluminous refractory concrete with coarse aggregates, the hollow space (3) in its centre is filled on mounting with an insulating material, the whole rests on its lower face (6) on a metal structure connected to the device for displacement of said skids, while the upper face (5) of said assembly is surmounted by a block of aluminous concrete (1), and the sandwich thus formed is passed through over its entire thickness by a plurality of means for fixing (7) and blocking (10, 11). <IMAGE>

Claims (1)

PATENTANSPRÜCHEPATENT CLAIMS Feuerfeste Auskleidung von Längsträgern für metallurgischen und keramischen Ofen,
dadurch gekennzeichnet, daß sie aus einer Zusammenfügung' von entweder in der Werkstatt vorgeformten, oder an Ort und Stelle gegossenen Verbundelementen von allgemeiner Parallelepipedform gebildet ist und daß sie überdies vor allem einen Ring (2) aus aluminiumoxidhaltigem, feuerfestem Beton mit groben Zuschlagsstoffen aufweist, daß der Hohlraum (3) in dessen Mitte bei der Montage mit einem Isoliermaterial aufgefüllt wird, daß das gesamte Bauteil auf seiner Unterseite (6) auf einer mit der Vorrichtung zur Versetzung der Längsträger verbundenen Metallstruktur ruht, während die Oberseite (&dgr;) der Zusammenfügung von einem aluminiumoxidhaltigen Betonblock (1) überdeckt ist, wobei diese solchermaßen gebildete Sandwichkonstruktion auf ihrer gesamten Dicke durch eine Vielzahl von Mitteln zur Befestigung (7) und zur Blockierung (10,11) durchlaufen wird.
Refractory lining of longitudinal beams for metallurgical and ceramic furnaces,
characterized in that it is formed from an assembly of composite elements of general parallelepiped shape, either preformed in the workshop or cast on site, and in that it further comprises, in particular, a ring (2) of alumina refractory concrete with coarse aggregates, in that the cavity (3) in the centre of which is filled with an insulating material during assembly, in that the entire component rests on its lower face (6) on a metal structure connected to the device for moving the longitudinal members, while the upper face (δ) of the assembly is covered by an alumina concrete block (1), this sandwich structure thus formed being traversed over its entire thickness by a plurality of fastening means (7) and locking means (10, 11).
Feuerfeste Auskleidung von Längsträgern für metallurgischen und keramischen Ofen gemäß Anspruch 1, dadurch gekennzeichnet, daß man eine Fuge für thermische und mechanische Dehnungen vorsieht, die sich auf dem gesamten seitlichen Außenumfang des zentralen Kerns (3) und an den Grenzflächen der Oberflächen befindet, die eine Kontaktschicht insbesondere aus Parafin aufweisen.Refractory lining of longitudinal beams for metallurgical and ceramic furnaces according to claim 1, characterized in that a thermal and mechanical expansion joint is provided, located on the entire lateral outer periphery of the central core (3) and at the interfaces of the surfaces, which have a contact layer, in particular made of paraffin. 3. Feuerfeste Auskleidung' von Längsträgern für metallurgischen und keramischen Ofen gemäß Anspruch 1 oder 2,3. Refractory lining of longitudinal beams for metallurgical and ceramic furnaces according to claim 1 or 2, dadurch gekennzeichnet, &dgr; daß der zentrale Kern (3) auf seiner Unterseite (6) und Oberseite (&dgr;) und zwischen den beiden vor Ort aufgebrachten Betonschichten (1,4) mit Platten ( &dgr; ' , 6 ' ) insbesondere aus Karton und aus Keramikfaser ausgestattet ist.characterized in that the central core (3) is equipped on its underside (6) and upper side (&dgr;) and between the two concrete layers (1,4) applied on site with panels (&dgr; ', 6 ') in particular made of cardboard and ceramic fiber. 4. Feuerfeste Auskleidung von Längsträgern für metallurgisehen und keramischen Ofen gemäß einem der vorhergehenden Ansprüche,4. Refractory lining of longitudinal beams for metallurgical and ceramic furnaces according to one of the preceding claims, dadurch gekennze ichnet, daß die Befestigungsmittel (7) aus eventuell mehrstückigen Verankerungen großer Länge gebildet werden, die ancharacterized in that the fastening means (7) are formed from possibly multi-piece anchors of great length, which are lö ihrem gemeinsamen Ende durch einen eventuell mit einem Gewinde versehenen Ring (8) verbunden und in Form eines "Weihnachtsbaumes" gestaltet sind, wobei die die Ansätze ( 9) auf dem Hauptschaft bildenden Abschnitte während des Vergießens des Betons als Kopfanker dienen, und daß eines der freien Enden mit insbesondere unter den Federscheiben ausgewählten Ausgleichsvorrichtungen (9') versehen ist.lö are connected at their common end by a ring (8) possibly provided with a thread and are designed in the shape of a "Christmas tree", the sections forming the lugs (9) on the main shaft serving as head anchors during the pouring of the concrete, and that one of the free ends is provided with compensation devices (9') selected in particular from among the spring washers. &dgr;. Feuerfeste Auskleidung von Längsträgern für metallurgischen und keramischen Ofen gemäß einem der vorhergehenden Ansprüche,&dgr;. Refractory lining of longitudinal beams for metallurgical and ceramic furnaces according to one of the preceding claims, dadurch gekennzeichnet, daß der Ring (2) auf seiner Oberseite (&dgr;) und auf seinem gesamten Umfang eine Vielzahl von blinden Vertiefungen (11) aufweist, deren Seitenflächen (17) mit negativen Formschrägen wie insbesondere nach Art eines Schwalben-Schwanzes versehen sind, wobei diese Vertiefungen später durch den Beton (1) der oberen Schicht aufgefüllt werden und so unlösbare Verankerungspunkte bilden.characterized in that the ring (2) has on its upper side (δ) and on its entire circumference a plurality of blind recesses (11), the side surfaces (17) of which are provided with negative bevels, in particular in the manner of a dovetail, these recesses later being filled by the concrete (1) of the upper layer and thus forming permanent anchoring points. 6. Feuerfeste Auskleidung von Längsträgern für metallurgischen und keramischen Ofen gemäß einem der vorhergehenden &dgr; Ansprüche,6. Refractory lining of longitudinal beams for metallurgical and ceramic furnaces according to one of the preceding &dgr; claims, dadurch gekennze i chnet,characterized, daß die untere Platte (6!) aus Faserkeramik auf ihrer Oberfläche eine Vielzahl von Verankerungsmitteln (10) zur Verbindung mit der Materialschicht (14) aufweist, die sie bedeckt.that the lower plate (6 ! ) made of fiber ceramic has on its surface a plurality of anchoring means (10) for connection to the layer of material (14) which covers it. &dgr; 7. Feuerfeste Auskleidung von Längsträgern für metallurgischen und keramischen Ofen gemäß einem der vorhergehenden Ansprüche,&dgr; 7. Refractory lining of longitudinal beams for metallurgical and ceramic furnaces according to one of the preceding claims, dadurch gekennzeichnet, daß der Ring ( 2 ) in der Vierkstätte durch Vergießen und Formen eines feuerfesten aluminiumoxidhaltigen, dichten Betons mit groben Zuschlagsstoffen und einem Titer von 35 bis 70 % an Aluminiumoxid hergestellt ist.characterized in that the ring (2) is manufactured in the furnace by pouring and molding a refractory, dense, alumina-containing concrete with coarse aggregates and a titre of 35 to 70% alumina. 8. Feuerfeste Auskleidung von Längsträgern für metallurgischen und keramischen Ofen gemäß einem der vorhergehenden Ansprüche,8. Refractory lining of longitudinal beams for metallurgical and ceramic furnaces according to one of the preceding claims, dadurch gekennzeichnet, daß der obere feuerfeste Betonblock (1) der Zusammenfügung auf seiner den zu transportierenden Produkten zugewandten Seite (16) eine sich auf seine gesamte Länge erstreckende zentrale Ausnehmung (13) aufweist.characterized in that the upper refractory concrete block (1) of the assembly has, on its side (16) facing the products to be transported, a central recess (13) extending over its entire length. 9. Feuerfeste Auskleidung von Längsträgern für metallurgischen und keramischen Ofen gemäß einem der vorhergehenden Ansprüche,9. Refractory lining of longitudinal beams for metallurgical and ceramic furnaces according to one of the preceding claims, dadurch gekennze ichnet, daß die Seitenflächen des Ringes (2) zur Ableitung der Schlacke schrägflächige Flanken (12) besitzen.characterized in that the side surfaces of the ring (2) have inclined flanks (12) for the drainage of the slag. 10. Feuerfeste Auskleidung von Längsträgern für metallurgischen und keramischen Ofen gemäß einem der vorhergehenden Ansprüche,10. Refractory lining of longitudinal beams for metallurgical and ceramic furnaces according to one of the preceding claims, dadurch gekennze ichnet, daß das den Hohlraum (3) ausfüllende Isoliermaterial entweder von einem Beton oder aus aufeinander geschichteten Ziegeln gebildet wird, die einer Temperatur im Bereich von 1200" C standhalten können.characterized in that the insulating material filling the cavity (3) is formed either from concrete or from bricks stacked on top of each other which can withstand a temperature in the range of 1200°C.
DE93401191T 1992-05-27 1993-05-10 Fireproof clothing for beams, especially for metallurgical or ceramic furnaces. Pending DE572295T1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9206505A FR2691791B1 (en) 1992-05-27 1992-05-27 REFRACTORY TRIM OF LONGERS FOR OVENS, ESPECIALLY METALLURGICAL AND CERAMIC.

Publications (1)

Publication Number Publication Date
DE572295T1 true DE572295T1 (en) 1994-04-21

Family

ID=9430245

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69301767T Expired - Fee Related DE69301767T2 (en) 1992-05-27 1993-05-10 Fireproof clothing for beams, especially for metallurgical or ceramic furnaces
DE93401191T Pending DE572295T1 (en) 1992-05-27 1993-05-10 Fireproof clothing for beams, especially for metallurgical or ceramic furnaces.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69301767T Expired - Fee Related DE69301767T2 (en) 1992-05-27 1993-05-10 Fireproof clothing for beams, especially for metallurgical or ceramic furnaces

Country Status (4)

Country Link
EP (1) EP0572295B1 (en)
AT (1) ATE135458T1 (en)
DE (2) DE69301767T2 (en)
FR (1) FR2691791B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AUPN261595A0 (en) * 1995-04-28 1995-05-18 Advanced Materials Enterprise Pty Ltd Furnace rider bar assembly

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1190485B (en) * 1960-08-01 1965-04-08 Brockmann & Bundt Ind Ofenbau Walking beam for walking beam conveyor
SE372290B (en) * 1966-02-28 1974-12-16 Tabougnar Ab
US4591338A (en) * 1985-05-20 1986-05-27 Swiss Aluminium Ltd. Pusher furnace

Also Published As

Publication number Publication date
FR2691791A1 (en) 1993-12-03
EP0572295A1 (en) 1993-12-01
EP0572295B1 (en) 1996-03-13
DE69301767T2 (en) 1996-09-05
ATE135458T1 (en) 1996-03-15
FR2691791B1 (en) 1994-07-22
DE69301767D1 (en) 1996-04-18

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