JPH038761U

JPH038761U -

Info

Publication number: JPH038761U
Application number: JP6799189U
Authority: JP
Priority date: 1989-06-09
Filing date: 1989-06-09
Publication date: 1991-01-28
Anticipated expiration: 2004-06-09
Also published as: JPH0714888Y2

Description

[Brief explanation of drawings]

第１図は本考案の１実施例に係る溶融金属試料
採取装置を一部破断して示す部分断面図、第２図
は採取容器の１実施例の縦断面図、第３図は採取
容器の他の実施例の縦断面図、第４図は採取容器
の作用を説明する縦断面図、第５図は第一従来例
の作用を説明する縦断面図、第６図は第二従来例
の作用を説明する縦断面図である。７……凝固試料、８……不要凝固金属、１０…
…微小介在物、１１……金属試料、１２……測温
素子、２１……プローブ本体、２４……試料採取
容器、２５……下室、２６……上室、２７……溶
融金属流入開口、３１……仕切壁、３２……連通
孔、３３……上部壁、３４……下部壁、３５……
保温室区域、３６……試料凝固室区域、３９，４
０……引け巣。 Fig. 1 is a partially cutaway sectional view showing a molten metal sampling device according to an embodiment of the present invention, Fig. 2 is a longitudinal sectional view of an embodiment of a sampling container, and Fig. 3 is a longitudinal sectional view of an embodiment of a sampling container. 4 is a longitudinal sectional view of another embodiment, FIG. 4 is a longitudinal sectional view illustrating the operation of the collection container, FIG. 5 is a longitudinal sectional view illustrating the operation of the first conventional example, and FIG. 6 is a longitudinal sectional view of the second conventional example. It is a longitudinal cross-sectional view explaining an effect|action. 7... Solidified sample, 8... Unnecessary solidified metal, 10...
...Minute inclusions, 11... Metal sample, 12... Temperature measuring element, 21... Probe body, 24... Sample collection container, 25... Lower chamber, 26... Upper chamber, 27... Molten metal inflow opening , 31... Partition wall, 32... Communication hole, 33... Upper wall, 34... Lower wall, 35...
Insulation chamber area, 36...Sample coagulation chamber area, 39,4
0...Shrinking nest.

Claims

[Claims for Utility Model Registration] 1. A collection container 24 housed in a probe body 21 with its tip facing downward is connected to a lower chamber 25 in which they communicate with each other.
and an upper chamber 26, and a molten metal inflow opening 27 is provided on the peripheral side of the upper chamber 26: A communication hole having a diameter smaller than the diameter of both chambers between the lower chamber 25 and the upper chamber 26. 32, and the peripheral side wall of the lower chamber 25 is divided into an upper wall 33 and a lower wall 34; the lower part of the lower chamber 25, including the lower wall 34, is made of metal. A molten metal sampling device characterized in that the upper part of the lower chamber 25 including the partition wall 31 and the upper wall 33 is made of a heat-retaining heat-resistant material to form an insulating chamber area 35. . 2. The molten metal sampling device according to claim 1, wherein the partition wall 31 and the upper wall 33 constituting the greenhouse area 35 are integrally molded. 3. Molten metal sampling according to claim 2 of the utility model registration claim, characterized in that the insulating chamber area 35 including the partition wall 31 and the upper wall 33 is formed integrally with all or part of the upper chamber 26. Device. 4 The communication hole 32 of the partition wall 31 connects to the greenhouse area 35
4. The molten metal sampling device according to any one of claims 1 to 3, wherein the diameter of the molten metal sampling device is smaller than that of the upper opening of the shrinkage cavities 40 of the solidified sample produced within the molten metal sampling device. 5. Molten metal sampling according to any one of claims 1 to 4 of the utility model registration claim, characterized in that the volume of the insulating chamber area 35 is approximately 10 to 50% of the volume L of the lower chamber 25. Device.