JPH0391170U

JPH0391170U -

Info

Publication number: JPH0391170U
Application number: JP15073189U
Authority: JP
Priority date: 1989-12-29
Filing date: 1989-12-29
Publication date: 1991-09-17
Anticipated expiration: 2004-12-29
Also published as: JPH077019Y2

Description

[Brief explanation of drawings]

第１図は注湯ノズル装置の一実施例を示す外観
斜視図、第２図は同注湯ノズル装置の平面図、第
３図は第２図のＡ−Ａ線を断面とした正面図、第
４図から第６図は注湯ノズル装置のうちインナノ
ズルのみを示し、第４図は平面図、第５図は第４
図のＢ−Ｂ線を断面とした正面図、第６図は第５
図のＣ−Ｃ線断面図であり、Ａ図はＸ方向から、
Ｂ図は反対方向から夫々みた図、第７図は下部開
口を示す部分的斜視図、第８図、第９図はホルダ
を示し、第８図は平面図、第９図は側面図、第１
０図は他の実施例を示すインナノズルの平面図で
ある。尚同図中、１……注湯ノズル、２……注湯口、
３……インナノズル、５……内壁傾斜面、６……
リブ、７……下部開口、８……壁部、α……ねじ
れ角を示す。 Fig. 1 is an external perspective view showing an embodiment of the pouring nozzle device, Fig. 2 is a plan view of the same pouring nozzle device, and Fig. 3 is a front view taken along line A-A in Fig. 2; Figures 4 to 6 show only the inner nozzle of the pouring nozzle device, Figure 4 is a plan view, and Figure 5 is the
A front view taken along the line B-B in the figure, Figure 6 is the 5th
It is a cross-sectional view taken along the line C-C in the figure, and the A figure is taken from the X direction.
Figure B is a view seen from opposite directions, Figure 7 is a partial perspective view showing the lower opening, Figures 8 and 9 show the holder, Figure 8 is a plan view, Figure 9 is a side view, and Figure 9 is a side view. 1
FIG. 0 is a plan view of an inner nozzle showing another embodiment. In the figure, 1...pouring nozzle, 2...pouring port,
3...Inner nozzle, 5...Inner wall slope, 6...
Rib, 7... Lower opening, 8... Wall portion, α... Indicates twist angle.

Claims

[Claims for Utility Model Registration] In a molten metal pouring nozzle having a large upper opening and a small lower opening, a plurality of ribs extending vertically are formed on the inclined inner wall of the pouring nozzle, The pouring nozzle is characterized in that the rib is provided with a helix angle with respect to the radial direction from the center of the lower opening in plan view.