JPS5881494U

JPS5881494U - Crucible induction furnace

Info

Publication number: JPS5881494U
Application number: JP17740881U
Authority: JP
Inventors: 進石原; 信行小川
Original assignee: 北芝電機株式会社; 株式会社東芝
Priority date: 1981-11-27
Filing date: 1981-11-27
Publication date: 1983-06-02
Also published as: JPS6035033Y2

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図は従来のるつぼ型誘導炉を示す縦断正面図、第２
図１ま本考案の一実施例によるるつぼ型誘導炉を示す縦
断正面図である。１・・・誘導コイル、２・・・溶解室、３・・・耐火材
、４・・・るつぼ、５・・・炉床耐火材、６・・・孔、
７・・・炉底蓋、８・・・るつぼ廃材、９・・・ピット
、１２・・・炉体枠、１９・・・油圧シリンダ、２０−
・・運搬台車、２３・・・ダークト、２４・・・円筒体
、２５・・・蛇腹、２６・・・排気ダクト、２７・・・
排風機。Figure 1 is a longitudinal sectional front view showing a conventional crucible-type induction furnace;
FIG. 1 is a longitudinal sectional front view showing a crucible-type induction furnace according to an embodiment of the present invention. DESCRIPTION OF SYMBOLS 1... Induction coil, 2... Melting chamber, 3... Refractory material, 4... Crucible, 5... Hearth refractory material, 6... Hole,
7... Furnace bottom cover, 8... Crucible waste material, 9... Pit, 12... Furnace body frame, 19... Hydraulic cylinder, 20-
...Transportation trolley, 23... Darkt, 24... Cylindrical body, 25... Bellows, 26... Exhaust duct, 27...
Exhaust fan.

Claims

[Scope of utility model registration request]

An induction coil, a refractory crucible disposed within the induction coil and forming a melting chamber, a hearth refractory disposed below the crucible and supporting the crucible, and an opening in the hearth refractory material. In a crucible-type induction furnace consisting of a hole for carrying out crucible waste material having an inner diameter smaller than the crucible outer diameter, and a hearth bottom cover made of a solid refractory material and detachably attached to this hole, the bottom of the crucible is A box-shaped transport cart whose top surface is covered is disposed, and the transport cart and the hole for carrying out the crucible waste material are removably connected by a stretchable and flexible duct, and branched into the duct. A crucible-type induction furnace characterized by having an exhaust duct that communicates with an exhaust fan.