JPH02121477U

JPH02121477U -

Info

Publication number: JPH02121477U
Application number: JP3169489U
Authority: JP
Priority date: 1989-03-20
Filing date: 1989-03-20
Publication date: 1990-10-02

Description

[Brief explanation of drawings]

第１図は、屈折形遮断機の全体を示す正面図、
第２図は、本考案に係る要部の拡大であり、第３
図の−線断面図。第３図は、第２図における
右側面図。第４図は、先端遮断桿が高い位置にあ
る場合の作用断面図。第５図は、先端遮断桿が低
い位置にある場合の作用断面図である。２：根元遮断桿、３：先端遮断桿、８：支軸、
９：根元桿ホルダー、１０：支持部材、１２：第
１溝、１３：軸受板、１４：弱点ボルト、１５：
ボルト軸、１６：第２溝、１７：クランク、１８
：クランク軸、１９：Ｕ字溝、２４：ガイド部材
、２６：ボール。 FIG. 1 is a front view showing the entire refraction type circuit breaker;
Figure 2 is an enlarged view of the main parts of the present invention, and Figure 3.
- Line sectional view of the figure. FIG. 3 is a right side view in FIG. 2. FIG. 4 is an operational sectional view when the tip blocking rod is at a high position. FIG. 5 is an operational sectional view when the tip blocking rod is in a low position. 2: Root blocking rod, 3: Tip blocking rod, 8: Support shaft,
9: Root rod holder, 10: Support member, 12: First groove, 13: Bearing plate, 14: Weak point bolt, 15:
Bolt shaft, 16: Second groove, 17: Crank, 18
: crankshaft, 19: U-shaped groove, 24: guide member, 26: ball.

Claims

[Scope of utility model registration request]

A support shaft 8 is attached to the tip rod holder 6 that holds the tip blocking rod 3, and a support member 10 having a U-shaped cross section is provided to the root rod holder 9 that holds the root blocking rod 2. and a second groove 16 of a pair of bearing plates 13, 13 attached to the support member 10 by weak point bolts 14, 14 and bolt shafts 15, 15.
.
A pair of cranks 17, 17 having 19 are pivotally supported on a crankshaft 18 provided on a support member 10, and a pair of box-shaped guides are provided on the support member 10 so as to be located below the crankshaft 18 side of the cranks 17, 17. The members 24, 24 are mounted at a predetermined angle α, and balls 26, 2 are movable within the guide members 24, 24.
6 is accommodated in guide members 24, 24.