JPH02131542U

JPH02131542U -

Info

Publication number: JPH02131542U
Application number: JP3873389U
Authority: JP
Priority date: 1989-03-31
Filing date: 1989-03-31
Publication date: 1990-11-01

Description

[Brief explanation of the drawing]

第１図は本考案の実施例を示す縦断面図、第２
図は、第１図の−断面図、第３図、第４図は
従来例を示す縦断面図である。１０：基台、２０：スキツドパイプ、３０：ス
キツドボタン固定金具、３１：台座部、３２：内
向突出円環部、３３：凹陥部、４０：スキツドボ
タン、４１：鍔、５０：不定形耐火物塗設層、５
１：耐火物層頂部。 Fig. 1 is a vertical sectional view showing an embodiment of the present invention;
The figures are a cross-sectional view taken from the side shown in FIG. 1, and FIGS. 3 and 4 are vertical cross-sectional views showing conventional examples. 10: base, 20: skid pipe, 30: skid button fixing fitting, 31: pedestal, 32: inwardly projecting annular part, 33: recessed part, 40: skid button, 41: collar, 50: monolithic refractory coating layer , 5
1: Top of refractory layer.

補正平１．７．２４実用新案登録請求の範囲を次のように補正する
。Amendment 1.7.24 The scope of claims for utility model registration is amended as follows.

【実用新案登録請求の範囲】１スキツドパイプと該スキツドパイプの頂面に
固定されたスキツドボタン固定金具と該固定金具
に固定された円柱状ないし円錐状焼結体ブロツク
であるスキツドボタンと、固定金具およびスキツ
ドパイプの表面を被覆する不定形耐火物塗設層と
からなり、前記スキツドボタンは、径方向に膨出する鍔を
底面に有し、前記固定金具は、スキツドボタンの鍔と係合する
内向突出円環部を有する凹陥部にスキツドボタン
の鍔を包摂し、前記固定金具の内向突出円環部の上面および該
円環部より上方に突出したスキツドボタンの該円
環部近傍外周面に不定形耐火物が塗設されている
ことを特徴とするスキツドボタン固定構造。２スキツドボタンが、Ｆｅ含有量１０〜３０重
量％のＦｅ−Ｃｒ合金からなる焼結体ブロツクで
あることを特徴とする請求項１に記載のスキツド
ボタン固定構造。３ボタン本体が、Ｆｅ含有量１０〜３０重量％
のＦｅ−Ｃｒ合金と炭化物系または酸化物系セラ
ミツク粒子とからなる混合組織を有しセラミツク
粒子の占める割合は１０重量％以下である焼結体
ブロツクであることを特徴とする請求項１に記載
のスキツドボタン構造。[Scope of Claim for Utility Model Registration] 1. A skid pipe, a skid button fixing fitting fixed to the top surface of the skid pipe, a skid button which is a cylindrical or conical sintered body block fixed to the fixing fitting, the fixing fitting and the skid pipe. The skid button has a radially bulging collar on the bottom surface, and the fixing metal fitting has an inwardly protruding annular portion that engages with the skid button collar. A flange of the skid button is included in the recessed part, and a monolithic refractory is coated on the upper surface of the inwardly projecting annular part of the fixing fitting and on the outer circumferential surface of the skid button near the annular part that projects upward from the annular part. A skid button fixed structure characterized by 2. The skid button fixing structure according to claim 1, wherein the skid button is a sintered block made of an Fe-Cr alloy with an Fe content of 10 to 30 % by weight. 3 The button body has an Fe content of 10 to 30 % by weight
2. A sintered block having a mixed structure consisting of an Fe-Cr alloy and carbide-based or oxide-based ceramic particles, and in which the proportion of the ceramic particles is 10% by weight or less. Skidded button structure.

Claims

[Scope of Claim for Utility Model Registration] 1. A skid pipe, a skid button fixing fitting fixed to the top surface of the skid pipe, a skid button which is a cylindrical or conical sintered body block fixed to the fixing fitting, the fixing fitting and the skid pipe. The skid button has a radially bulging collar on the bottom surface, and the fixing metal fitting has an inwardly protruding annular portion that engages with the skid button collar. A flange of the skid button is included in the recessed part, and a monolithic refractory is coated on the upper surface of the inwardly protruding annular part of the fixing metal fitting and on the outer circumferential surface of the skid button near the annular part that protrudes upward from the annular part. A skid button fixed structure characterized by 2. The skid button fixing structure according to claim 1, wherein the skid button is a sintered block made of an Fe-Cr alloy with an Fe content of 70 to 90% by weight. 3 The button body has an Fe content of 70 to 90% by weight
2. A sintered block having a mixed structure consisting of an Fe-Cr alloy and carbide-based or oxide-based ceramic particles, in which the proportion of the ceramic particles is 10% by weight or less. Skidded button structure.