JPH0222470U - - Google Patents
Info
- Publication number
- JPH0222470U JPH0222470U JP9994788U JP9994788U JPH0222470U JP H0222470 U JPH0222470 U JP H0222470U JP 9994788 U JP9994788 U JP 9994788U JP 9994788 U JP9994788 U JP 9994788U JP H0222470 U JPH0222470 U JP H0222470U
- Authority
- JP
- Japan
- Prior art keywords
- large diameter
- diameter part
- fixed ring
- contact
- notch
- 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.)
- Granted
Links
Landscapes
- Mechanical Sealing (AREA)
Description
第１図及び第２図は本考案の第１の実施例を示
す図で、第１図はメカニカルシールの半裁断面図
、第２図はトルク検出用治具の平面図、第３図は
第２の実施例によるメカニカルシールの半裁断面
図、第４図は第３の実施例によるメカニカルシー
ルの半裁断面図、第５図は第４の実施例によるメ
カニカルシールの半裁断面図、第６図及び第７図
は従来の摩擦トルク検出方法を示す断面図である
。
１……軸、３……機器ハウジング、５……シー
ルリング（固定環）、７……メイテイングリング
（回転環）、１１……摩擦トルク・接触荷重検出
用治具、１３……大径部、１９……小径部、２１
……溝（切欠き）、２５……歪センサ（トルク検
出用センサ）、２７……貫通孔、２９……歪セン
サ（接触荷重検出用センサ）。
1 and 2 are diagrams showing a first embodiment of the present invention, in which FIG. 1 is a half-cut sectional view of a mechanical seal, FIG. 2 is a plan view of a torque detection jig, and FIG. 4 is a half-cut sectional view of the mechanical seal according to the third embodiment, FIG. 5 is a half-cut sectional view of the mechanical seal according to the fourth embodiment, FIG. FIG. 7 is a sectional view showing a conventional friction torque detection method. 1... Shaft, 3... Equipment housing, 5... Seal ring (fixed ring), 7... Mating ring (rotating ring), 11... Friction torque/contact load detection jig, 13... Large diameter Part, 19...Small diameter part, 21
... Groove (notch), 25 ... Strain sensor (torque detection sensor), 27 ... Through hole, 29 ... Strain sensor (contact load detection sensor).
Claims (1)
と機器ハウジングとの間に装着され、固定環、こ
の固定環に当接配置される回転環、上記固定環又
は回転環に押し付け荷重を付与して固定環と回転
環とを圧接させる弾性部材、及び軸パツキンとを
備えてなるメカニカルシールにおいて、上記機器
ハウジングと固定環との間に装着され、ハウジン
グに固定するための一対の大径部とこれら一対の
大径部間に形成され機器ハウジングに接触しない
一対の小径部とを有し、上記大径部であつて大径
部と小径部との境界部を結ぶ線上には軸方向に貫
通する切欠きが形成されていて、上記大径部及び
小径部の境界部にトルク検出用センサを備え、か
つ上記大径部であつて大径部と小径部との境界部
を結ぶ線上には切欠きと交差しないように貫通孔
が形成されており、この貫通孔の外側に接触荷重
検出センサを備えた摩擦トルク・接触荷重検出用
治具を設けたことを特徴とするメカニカルシール
。 It is installed in the shaft hole formed in the equipment housing between the shaft and the equipment housing, and applies a pressing load to a fixed ring, a rotating ring placed in contact with the fixed ring, and the fixed ring or rotating ring. A mechanical seal comprising an elastic member that brings a fixed ring and a rotating ring into pressure contact with each other, and a shaft packing, a pair of large diameter parts installed between the device housing and the fixed ring and fixed to the housing; A pair of small diameter parts are formed between the pair of large diameter parts and do not contact the equipment housing, and the large diameter parts penetrate in the axial direction on the line connecting the boundary between the large diameter part and the small diameter part. A notch is formed in the large diameter part, and a torque detection sensor is provided at the boundary between the large diameter part and the small diameter part, and a notch is provided in the large diameter part on a line connecting the boundary between the large diameter part and the small diameter part. A mechanical seal characterized in that a through hole is formed so as not to intersect with the notch, and a friction torque/contact load detection jig equipped with a contact load detection sensor is provided outside the through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9994788U JPH0348451Y2 (en) | 1988-07-29 | 1988-07-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9994788U JPH0348451Y2 (en) | 1988-07-29 | 1988-07-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0222470U true JPH0222470U (en) | 1990-02-14 |
| JPH0348451Y2 JPH0348451Y2 (en) | 1991-10-16 |
Family
ID=31327576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9994788U Expired JPH0348451Y2 (en) | 1988-07-29 | 1988-07-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0348451Y2 (en) |
-
1988
- 1988-07-29 JP JP9994788U patent/JPH0348451Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0348451Y2 (en) | 1991-10-16 |
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