JPH0169981U - - Google Patents
Info
- Publication number
- JPH0169981U JPH0169981U JP1987164975U JP16497587U JPH0169981U JP H0169981 U JPH0169981 U JP H0169981U JP 1987164975 U JP1987164975 U JP 1987164975U JP 16497587 U JP16497587 U JP 16497587U JP H0169981 U JPH0169981 U JP H0169981U
- Authority
- JP
- Japan
- Prior art keywords
- hole
- sump
- melting point
- tube
- low melting
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
- 230000008018 melting Effects 0.000 claims description 4
- 238000002844 melting Methods 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 238000005266 casting Methods 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Safety Valves (AREA)
Description
第１図はこの考案の可溶栓の一実施例を示す縦
断面図、第２図及び第３図はそれぞれ従来の可溶
栓の縦断面図である。
１……可溶栓本体、２……鋳込口孔部、３……
湯溜り孔部、４……接続孔部、５……貫通孔、７
……リング（環状突部）、８……管体、９……低
融点金属。
FIG. 1 is a longitudinal sectional view showing an embodiment of the fusible plug of this invention, and FIGS. 2 and 3 are longitudinal sectional views of conventional fusible plugs, respectively. 1... Fusible plug body, 2... Casting hole part, 3...
Water reservoir hole portion, 4...Connection hole portion, 5...Through hole, 7
... Ring (annular protrusion), 8 ... Tube body, 9 ... Low melting point metal.
Claims (1)
込口孔部２と、上記低融点金属の充填される湯溜
り孔部３と、管体の一端側の嵌入される接続孔部
４とを連設して成る貫通孔５を形成し、上記鋳込
口孔部２の内径を上記湯溜り孔部３の鋳込口孔部
２側の口径よりも大きく構成すると共に、上記接
続孔部４の湯溜り孔部３近接位置においては、径
方向内方へと突出する環状突部７を設け、この環
状突部７の内径を上記湯溜り孔部３の接続孔部４
側の口径よりも小さく設定する一方、上記接続孔
部４には管体８の一端側を嵌入、接続し、上記管
体８の反接続端側から上記環状突部７を閉鎖した
状態で、低融点金属９を上記鋳込口孔部２を介し
て湯溜り孔部３内に充填させて成ることを特徴と
する可溶栓。 The fusible plug body 1 includes a pouring hole 2 for casting a low melting point metal, a sump hole 3 filled with the low melting point metal, and a connecting hole fitted into one end of the tube. 4 are connected in series, and the inner diameter of the pouring hole portion 2 is configured to be larger than the diameter of the pouring hole portion 2 side of the sump hole portion 3, and the connection An annular protrusion 7 protruding radially inward is provided at a position of the hole 4 adjacent to the sump hole 3, and the inner diameter of the annular protrusion 7 is connected to the connection hole 4 of the sump hole 3.
one end of the tube 8 is fitted into the connection hole 4 and connected, and the annular protrusion 7 is closed from the opposite end of the tube 8. A fusible plug characterized in that a low melting point metal 9 is filled into the sump hole 3 through the spout hole 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987164975U JPH0169981U (en) | 1987-10-28 | 1987-10-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987164975U JPH0169981U (en) | 1987-10-28 | 1987-10-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0169981U true JPH0169981U (en) | 1989-05-10 |
Family
ID=31451042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987164975U Pending JPH0169981U (en) | 1987-10-28 | 1987-10-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0169981U (en) |
-
1987
- 1987-10-28 JP JP1987164975U patent/JPH0169981U/ja active Pending