Compression ratio plug structure for diesel cetane number measuring machine
A technology of cetane number and compression ratio, which is applied in the field of compression ratio plug structure of diesel cetane number measuring machine, can solve the problems of affecting the health of operators, polluting the operating environment, and heavy workload, and achieves compact structure and high security. Safe and healthy, easy to install and maintain
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[0018] The following combination figure 1 , A preferred embodiment of the present invention will be described in detail.
[0019] Such as figure 1 Shown is the compression ratio plug structure for diesel cetane number measuring machine provided by the present invention, including: the compression ratio plug body 1 is a thin-walled cup-shaped structure with a cavity inside; and a first annular rectangular groove 15 , Arranged on the outer wall of the compression ratio plug body 1 near the bottom end; the annular sealing ring 3 is embedded in the first annular rectangular groove 15; two annular retaining rings 2 are embedded and arranged in the first annular rectangular groove 15 and respectively Located on both sides of the annular sealing ring 3.
[0020] In this embodiment, the wall thickness of the compression plug main body 1 is 1 to 1.5 mm.
[0021] The main body 1 of the compression plug is made of high temperature resistant elastic metal material.
[0022] The annular sealing...
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