JPS6317874U

JPS6317874U -

Info

Publication number: JPS6317874U
Application number: JP10875686U
Authority: JP
Priority date: 1986-07-17
Filing date: 1986-07-17
Publication date: 1988-02-05

Description

[Brief explanation of drawings]

第１図は本考案のカークーラーコンプレツサー
用メカニカルシールの一実施例を示す正断面図、
第２図は同分解斜視図、第３図はケースの側面図
、第４図は係合部を示す要部拡大断面図、第５図
は従来の構造を示す要部断面図、第６図は係合部
を示す要部拡大断面図である。１……固定環、４……シヤフト、６……従動リ
ング、８……係合切欠、９……ケース、１０……
係合アーム、１１……筒状部、１４……補強アー
ム部、１５……スプリング。 FIG. 1 is a front sectional view showing an embodiment of the mechanical seal for a car cooler compressor of the present invention;
Fig. 2 is an exploded perspective view, Fig. 3 is a side view of the case, Fig. 4 is an enlarged sectional view of the main part showing the engaging part, Fig. 5 is a sectional view of the main part showing the conventional structure, and Fig. 6 FIG. 2 is an enlarged sectional view of a main part showing an engaging part. 1... Fixed ring, 4... Shaft, 6... Driven ring, 8... Engagement notch, 9... Case, 10...
Engagement arm, 11...cylindrical part, 14...reinforcement arm part, 15...spring.

Claims

[Claims for Utility Model Registration] (1) A driven ring is housed in a case with a protruding engagement arm corresponding to an engagement notch formed on its outer periphery, and is pressed by a spring via an O-ring and a retaining ring. A mechanical seal for a car cooler compressor, which has a mechanism and a shaft engagement part that engages the case with the shaft, and seals refrigerant and oil in the high pressure chamber of the compressor. A plurality of engaging arms protrude from the cylindrical part of the case in the axial direction and are arranged uniformly, and expand over the entire length to the inner circumferential side of one-tenth of the curvature of the cylindrical part of the case. A mechanical seal for a car cooler compressor, which is characterized by an arcuate cross-sectional shape with a curvature that increases the curvature. (2) The car cooler compressor according to claim 1, wherein the base of each engagement arm of the case forms a reinforcing arm section that is wide in the circumferential direction. mechanical seal.