WO2014196289A1 - Élément de raccordement à un goujon et procédé de réparation de face interne de four industriel - Google Patents

Élément de raccordement à un goujon et procédé de réparation de face interne de four industriel Download PDF

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Publication number
WO2014196289A1
WO2014196289A1 PCT/JP2014/061965 JP2014061965W WO2014196289A1 WO 2014196289 A1 WO2014196289 A1 WO 2014196289A1 JP 2014061965 W JP2014061965 W JP 2014061965W WO 2014196289 A1 WO2014196289 A1 WO 2014196289A1
Authority
WO
WIPO (PCT)
Prior art keywords
stud bolt
connecting member
bolt
lining material
stud
Prior art date
Application number
PCT/JP2014/061965
Other languages
English (en)
Japanese (ja)
Inventor
英男 山口
Original Assignee
中外炉工業株式会社
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 中外炉工業株式会社 filed Critical 中外炉工業株式会社
Priority to KR1020147027330A priority Critical patent/KR101617570B1/ko
Priority to CN201480001710.4A priority patent/CN104395620A/zh
Publication of WO2014196289A1 publication Critical patent/WO2014196289A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B35/00—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws
    • F16B35/04—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws with specially-shaped head or shaft in order to fix the bolt on or in an object
    • F16B35/041—Specially-shaped shafts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D1/00—Casings; Linings; Walls; Roofs
    • F27D1/14—Supports for linings

Definitions

  • a stud bolt connecting member to be connected to the stud bolt and a stud bolt provided on the inner surface of the furnace wall are passed through the lining material, and a fastener such as a nut is attached to the tip of the stud bolt protruding from the lining material.
  • the present invention relates to a method for refurbishing an inner surface of an industrial furnace in which a lining material is attached to the inner surface of the furnace wall.
  • the present invention is characterized in that the above-described work for repairing the inner surface of an industrial furnace using a stud bolt connecting member to be connected to the stud bolt can be performed easily and appropriately in a short time.
  • a stud bolt provided on the inner surface of the furnace wall is lined with a heat insulating material or a metal plate covering it. A material is penetrated, a fastener such as a nut is attached to the tip of a stud bolt protruding from the lining material, and the lining material is attached to the inner surface of the furnace wall.
  • Patent Documents 1 and 2 and the like in order to prevent the fasteners such as stud bolts and nuts from being oxidized and deteriorated due to heat in the furnace or the like, in Patent Documents 1 and 2 and the like, it is projected from the lining material.
  • a ceramic material used for a fastener such as a tip of a stud bolt or a nut.
  • Patent Document 3 in order to sufficiently retain the lining material when the fasteners such as stud bolts and nuts are oxidized and deteriorated as described above, in Patent Document 3, the existing stud bolts are used. Open a hole several times the diameter of the stud bolt at a position shifted by a certain distance, insert a new stud bolt into the above hole, weld one end of the hole to the furnace shell, and stand upright. It has been proposed to repair a hole around a new stud bolt by filling a ceramic fiber as a heat insulating material.
  • a stud bolt 3 provided on the inner surface of the furnace wall 1 is passed through a lining material 2 such as a heat insulating material, and the tip of the stud bolt 3 protruding from the lining material 2 is inserted.
  • a fastener 4 such as a nut is attached to the inner wall of the furnace wall 1 and the lining material 2 is attached to the inner wall of the furnace wall 1
  • the heat insulating material and the inner plate used for the lining material 2 are replaced as described above
  • the fasteners 4 such as the stud bolts 3 and nuts are oxidized and deteriorated, and it is difficult to remove the fasteners 4.
  • the bolt 5 is brought into contact with the outer periphery of the stud bolt 3 along the side of the stud bolt 3 so as to protrude forward from the rod, and in this state, the contact portion between the bolt 5 and the stud bolt 3 is welded. Has been done.
  • the center line of the stud bolt 3 is aligned with the front end surface of the stud bolt 3, and the portion where the bolt 5 and the stud bolt 3 are joined is welded over the entire circumference. It is very difficult to weld 5 to the stud bolt 3 while being in contact with the outer periphery of the stud bolt 3 along the side of the tip of the stud bolt 3 in parallel. And a problem that welding failure is likely to occur between the bolt 5 and the stud bolt 3. In particular, in an industrial furnace, a large number of stud bolts 3 are provided. Therefore, when such a welding operation is performed on each stud bolt 3, a very long time is required. was there.
  • a lining material is passed through a stud bolt provided on the inner surface of the furnace wall, and a fastener such as a nut is attached to the tip of the stud bolt protruding from the lining material, and the lining material is attached to the inner surface of the furnace wall.
  • the stud bolt connecting member to be connected to the stud bolt is used so that the stud bolt connecting member can be easily and appropriately attached to the tip end portion of the stud bolt, and the inner surface of the industrial furnace as described above is repaired. It is an object to be able to perform work easily and appropriately in a short time.
  • the stud bolt connecting member according to the present invention has a connecting cylinder portion into which the tip end portion of the stud bolt is inserted, and a bolt portion protruding from the tip end of the connecting cylinder portion.
  • an opening for welding for welding the stud bolt to the connecting cylinder is provided in the connecting cylinder.
  • the stud bolt connecting member In this stud bolt connecting member, the stud bolt is inserted into the connecting cylinder, and in this state, the stud bolt is welded to the connecting cylinder in the welding opening.
  • the stud bolt connecting member By attaching the stud bolt connecting member to the tip end portion of the stud bolt, the stud bolt connecting member can be attached in a state where the stud bolt and the center line are aligned.
  • the opening for welding when the opening for welding is provided in the connecting cylinder, the opening is made so that the opening does not reach the insertion end of the stud bolt in the connecting cylinder. It is preferable to provide the part in the connecting cylinder part. In this way, when the stud bolt is welded to the connecting cylinder portion at the opening, the welded portion between the stud bolt and the connecting cylinder is held against the opening edge and held. The stud bolt is prevented from coming off from the connecting cylinder portion of the stud bolt connecting member, and the stud bolt connecting member is firmly attached to the stud bolt.
  • the connecting cylinder portion for inserting the tip end portion of the stud bolt is provided beyond the tip end portion in the insertion direction of the stud bolt in the opening portion, and the tip end portion of the stud bolt is provided. It is preferable to be inserted into the connecting cylinder part beyond the opening. If it does in this way, the tip part of the stud bolt inserted in the cylinder part for connection will be held and regulated by the cylinder part for connection also in the position beyond the opening, and the stud bolt connecting member will be connected to the stud bolt and the center line. It can be easily attached in a combined state, and rattling of the stud bolt connecting member attached to the tip of the stud bolt is also suppressed.
  • a stud bolt provided on the inner surface of the furnace wall is penetrated with a lining material including at least a heat insulating material, and the stud bolt protruded from the lining material has a tip.
  • the stud bolt connecting member is used, and the tip of the stud bolt to which the fastener is attached is attached. After cutting, the tip of the cut stud bolt is inserted into the connecting cylinder portion of the stud bolt connecting member, and the stud bolt is connected to the connecting bolt in the opening provided in the connecting cylinder portion.
  • the stud bolt connecting member is attached to the tip of the stud bolt by welding to the tube portion.
  • the cut stud bolt It is preferable to insert the tip part into the connecting cylinder part beyond the opening provided in the connecting cylinder part, and in this state, the stud bolt is welded to the connecting cylinder part.
  • a new lining material is inserted into the stud bolt so as to penetrate the bolt portion of the stud bolt connecting member attached to the tip end portion of the cut stud bolt. It is possible to insert a new lining material through the stud bolt connecting member by inserting the connecting member and attaching a fastener to the bolt portion of the stud bolt connecting member protruding from the lining material.
  • the tip end portion of the stud bolt is inserted into the connecting cylinder portion as described above, and in this state, the stud bolt is connected to the welding opening portion and the stud bolt is connected to the connecting cylinder portion.
  • this stud bolt connecting member can be easily and firmly attached to the tip of the stud bolt.
  • the tip of the stud bolt to which the fastener is attached is cut, and the tip of the cut stud is connected to the stud bolt connecting member.
  • FIG. 1 A conventional process for refurbishing the inner surface of an industrial furnace is shown.
  • (A) shows a state in which a lining material is passed through a stud bolt provided on the inner surface of the furnace wall, and the lining material is attached to the inner surface of the furnace wall.
  • FIG. 1 It is the schematic explanatory drawing which showed the stud bolt connection member which concerns on embodiment of this invention.
  • (A) showed the state before inserting the front-end
  • (B) is a schematic plan view showing a state in which the tip end portion of the stud bolt is inserted into the connecting cylinder portion beyond the opening in the connecting cylinder portion of the stud bolt connecting member,
  • (C) and (D) is the schematic plan view and schematic side view which showed the state which welds the stud bolt inserted in the cylinder part for connection beyond the opening part in the cylinder part for connection in the cylinder part for connection in an opening part.
  • FIG. 1 a schematic plan view of a pushing jig used to push the stud bolt connecting member into a lining material provided on the inner surface of the furnace wall It is.
  • Taddoboruto is a cross sectional view showing a state of exposing the bolt portion of the connecting member.
  • a stud bolt connecting member according to an embodiment of the present invention and an industrial furnace inner surface refurbishing method using the stud bolt connecting member will be specifically described with reference to the accompanying drawings.
  • the stud bolt connecting member according to the present invention and the industrial furnace inner surface refurbishing method using the stud bolt connecting member are not limited to those shown in the following embodiments, and as long as the gist of the invention is not changed. It can be changed and implemented.
  • the bolt portion 12 is protruded from the distal end portion of the cylindrical connecting cylinder portion 11 into which the distal end portion of the stud bolt 3 is inserted, and this A welding opening 13 for welding the stud bolt 3 to the connecting cylinder 11 is provided in the connecting cylinder 11.
  • a part of the bolt part 12 does not reach the opening 13 from the distal end side of the connecting cylinder part 11 as shown in FIG. 2 is inserted into the connecting cylinder portion 11 so as to have a gap C shown in FIG. 2 between the bolt portion 12 and the opening portion 13.
  • the periphery of the bolt portion 12 is surrounded by the connecting cylinder. It is welded to the part 11 and attached.
  • the bolt part 12 was welded and attached to the cylinder part 11 for a connection, the stud bolt connection member 10 is not limited to such a thing.
  • the opening 13 is not penetrated into the insertion side end portion of the stud bolt 3 in the connecting cylinder portion 11, that is, the portion B shown in FIG. 2 is left.
  • the opening 13 is provided in the connecting cylinder 11 along the circumferential direction of the connecting cylinder 11.
  • the distal end portion of the stud bolt 3 inserted into the connecting cylinder portion 11 is inserted in the direction in which the stud bolt 3 is inserted into the opening portion 13. Since the parts on both sides, that is, the part B and the part C shown in FIG. 2, are held in the connecting cylinder part 11, the stud bolt connecting member 10 and the stud bolt 3 are not rattled and the straightness is maintained. It becomes possible to weld in the state. If the length of the stud bolt 3 in the insertion direction of the opening 13 is increased, the black welded portion can be lengthened as shown in FIGS. 3 (C) and 3 (D). The welded portion is abutted against the edge portion of the opening 13 in the stud bolt 3 so that the stud bolt connecting member 10 is firmly attached to the stud bolt 3.
  • a stud bolt 3 provided on the inner surface of the furnace wall 1 is passed through a lining material 2 such as a heat insulating material, and the stud bolt 3 protruding from the lining material 2 is inserted.
  • a fastener 4 such as a nut is attached to the tip of the steel furnace and the inner surface of the industrial furnace in which the lining material 2 is mounted on the inner surface of the furnace wall 1 is repaired using the stud bolt connecting member 10 will be described.
  • FIG. 1B after cutting the front end portion of the stud bolt 3 to which the fastener 4 such as a nut is attached, as shown in FIG. Let it be removed.
  • the stud bolt connecting member 10 is attached to the tip of the stud bolt 3 cut as described above, with the surface layer portion 2a of the lining material 2 removed in this manner. A new lining material 2c having an increased thickness is attached.
  • a cylinder portion 21 into which a bolt portion 12 is inserted is provided with a pushing arm 22 on one end side.
  • the operator pushes the pushing jig 20 with one hand, abdomen, or the like in a state where the tip end portion of the stud bolt 3 is held in the connecting cylinder portion 11 beyond the opening portion 13 of the connecting cylinder portion 11.
  • the stud bolt 3 is welded to the connecting cylinder portion 11 in the opening 13, and the stud bolt connecting member 10 is connected to the stud bolt 3 as shown in FIG. Attach to the tip of the.
  • the pushing jig 20 is moved in a direction away from the stud bolt connecting member 10, and the stud bolt connection inserted into the cylindrical portion 21 of the pushing jig 20 is connected.
  • the bolt part 12 of the member 10 is exposed.
  • the position of the bolt part 12 in the stud bolt connecting member 10 will not shift from the position of the stud bolt 3, and the stud bolt connecting member 10 can be easily and firmly attached to the tip of the cut stud bolt 3. It can be attached.
  • the pushing jig 20 when used, the above-described construction is performed on the stud bolt 3 provided in a direction in which a part may drop, such as a side wall surface or a ceiling surface of an industrial furnace.
  • the stud bolt connecting member 10 can be surely pressed by the pressing jig 20 rather than pressing the stud bolt connecting member 10 using gloves or other tools, and the working efficiency is improved.
  • the removed lining material is adjusted by adjusting the length of cutting the stud bolt 3 or the like.
  • a new lining material 2b having the same thickness as the surface layer portion 2a of the material 2 can be attached.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Furnace Housings, Linings, Walls, And Ceilings (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)
  • Bulkheads Adapted To Foundation Construction (AREA)

Abstract

La présente invention aborde le problème consistant à réaliser, de manière facile et appropriée, et en peu de temps, un travail de réparation sur une face interne de four industriel à l'aide d'un élément de raccordement à un goujon qui se raccorde à un goujon lors de la réparation de la face interne d'un four industriel sur laquelle un matériau de revêtement est monté au moyen dudit goujon, qui est disposé sur la face interne du four industriel, passant à travers ledit matériau de revêtement. En vue de réparer la face interne d'un four industriel sur laquelle un matériau de revêtement (2) est monté, sur la face interne de la paroi (1) de four, au moyen d'un goujon (3) disposé sur la face interne de la paroi de four passant à travers le matériau de revêtement qui contient au moins un matériau isolant, un élément (10) de raccordement à un goujon présente une partie cylindrique de raccordement (11) à travers laquelle l'extrémité distale d'un goujon est insérée et une partie boulon (12) faisant saillie à partir de l'extrémité distale de la partie cylindrique de raccordement et comprend une ouverture (13) permettant de souder le goujon sur la partie cylindrique de raccordement.
PCT/JP2014/061965 2013-06-03 2014-04-30 Élément de raccordement à un goujon et procédé de réparation de face interne de four industriel WO2014196289A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
KR1020147027330A KR101617570B1 (ko) 2013-06-03 2014-04-30 스터드 볼트 접속 부재 및 공업로의 내면 개수 방법
CN201480001710.4A CN104395620A (zh) 2013-06-03 2014-04-30 双头螺栓连接构件及工业炉的内面改造修补方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2013116572A JP5599492B1 (ja) 2013-06-03 2013-06-03 スタッドボルト接続部材及び工業炉の内面改修方法
JP2013-116572 2013-06-03

Publications (1)

Publication Number Publication Date
WO2014196289A1 true WO2014196289A1 (fr) 2014-12-11

Family

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Application Number Title Priority Date Filing Date
PCT/JP2014/061965 WO2014196289A1 (fr) 2013-06-03 2014-04-30 Élément de raccordement à un goujon et procédé de réparation de face interne de four industriel

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Country Link
JP (1) JP5599492B1 (fr)
KR (1) KR101617570B1 (fr)
CN (1) CN104395620A (fr)
TW (1) TWI503515B (fr)
WO (1) WO2014196289A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017074631A1 (fr) 2015-10-29 2017-05-04 Vesuvius Crucible Company Surfaces de remplacement pré-coulées pour mise en contact avec un métal chauffé
CN110567274B (zh) * 2019-08-30 2021-01-26 楚雄滇中有色金属有限责任公司 一种贫化电炉侧墙的挖补方法

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JPS629012A (ja) * 1985-07-03 1987-01-17 日立造船株式会社 鋼棒カツプラ−
JPS62180040U (fr) * 1986-04-28 1987-11-16
JPS63195554U (fr) * 1987-06-04 1988-12-15
JPH0322714Y2 (fr) * 1987-05-18 1991-05-17
JPH0510995U (ja) * 1991-07-18 1993-02-12 川崎炉材株式会社 セラミツクフアイバ−でライニングした窯炉壁の補修構造

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DE3008185A1 (de) * 1980-03-04 1981-09-24 Adolf A. Fleischmann Inh. Werner Fleischmann, 6000 Frankfurt Industrieofenwand
FR2487058A1 (fr) * 1980-07-21 1982-01-22 Saint Gobain Vitrage Four a parois chauffantes interchangeables pour le traitement thermique de feuilles de verre
JPH0718654B2 (ja) 1987-08-21 1995-03-06 九築工業株式会社 断熱材ライニング方法
JPH02154980A (ja) * 1988-12-06 1990-06-14 Nippon Steel Corp 窯炉内張りの繋止方法及び繋止用スタッド
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JP2728833B2 (ja) * 1992-09-21 1998-03-18 中外炉工業株式会社 加熱炉用スタッドボルト
JP3345673B2 (ja) * 1994-03-17 2002-11-18 日本ドライブイット株式会社 溶接ジベル
CN2612832Y (zh) * 2003-03-27 2004-04-21 宝山钢铁股份有限公司 套筒螺栓
CN101525920B (zh) * 2009-04-03 2010-12-08 广州拜尔冷链聚氨酯科技有限公司 一种冷库吊顶结构及其施工方法
CN201463572U (zh) * 2009-07-15 2010-05-12 河南省宏达炉业有限公司 可调式金属锚固件
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Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS629012A (ja) * 1985-07-03 1987-01-17 日立造船株式会社 鋼棒カツプラ−
JPS62180040U (fr) * 1986-04-28 1987-11-16
JPH0322714Y2 (fr) * 1987-05-18 1991-05-17
JPS63195554U (fr) * 1987-06-04 1988-12-15
JPH0510995U (ja) * 1991-07-18 1993-02-12 川崎炉材株式会社 セラミツクフアイバ−でライニングした窯炉壁の補修構造

Also Published As

Publication number Publication date
JP5599492B1 (ja) 2014-10-01
CN104395620A (zh) 2015-03-04
KR101617570B1 (ko) 2016-05-02
TW201510452A (zh) 2015-03-16
JP2014234865A (ja) 2014-12-15
TWI503515B (zh) 2015-10-11
KR20150143270A (ko) 2015-12-23

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