JPS6028655U

JPS6028655U - mechanical seal

Info

Publication number: JPS6028655U
Application number: JP12069383U
Authority: JP
Inventors: 鷲田　彰
Original assignee: 株式会社　荒井製作所
Priority date: 1983-08-02
Filing date: 1983-08-02
Publication date: 1985-02-26

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 the drawing]

図面は本考案メカニカルシールの実施例を示す半部縦断
側面図である。１・・・・・・ケーシング、２・・・・・・カバ、３・
・・・・・シャフト、４・・・・・・密封環、５・・・
・・・面、６・曲・凹溝、７・・・・・・外筒面、８・
・・・＝・内筒面、９・・・・・・側面、１０・・・・
・・内側パツキン、１１，１２・・・・・・外側パツキ
ン、１３・・・・・・従動リング、１４・・・・・・背
部、１５・・間作圧室、１６・・・・・・通孔、１７・
・・・・・作圧室、１８・曲・スプリング、１９・・・
・・・凹溝、２０．２１・曲・通孔、Ｈ・・・・・・流
体、Ｓ・・・・・・密封端面、Ｘ・・・・・：密封流体
、Ｙ・・・・・・外気、２・・・・・・流体。The drawing is a half longitudinal sectional side view showing an embodiment of the mechanical seal of the present invention. 1...Casing, 2...Cover, 3.
...Shaft, 4...Sealing ring, 5...
... surface, 6. curved groove, 7 ... outer cylinder surface, 8.
... = Inner cylinder surface, 9 ... Side surface, 10 ...
... Inner packing, 11, 12... Outer packing, 13... Driven ring, 14... Back, 15... Interoperating pressure chamber, 16...・Through hole, 17・
...pressure chamber, 18, song, spring, 19...
・・・Concave groove, 20.21・Curve/through hole, H：Fluid, S：Sealed end face, X：Sealed fluid, Y：・・・・Outside air, 2...Fluid.

Claims

[Scope of utility model registration request]

A driven ring is inserted through an inner packing and at least one outer packing into an annular groove consisting of an outer cylinder surface, an inner cylinder surface, and a side surface, and a space between the back of the driven ring and the side surface is A mechanical seal characterized in that a pressure chamber is provided, a through hole is provided in the middle of the outer packing, and the through hole communicates with a sealed end surface of the driven ring.