Variable-compression-ratio structure of engine and engine
A technology of engine and compression ratio, which is applied in the direction of engine control, machine/engine, mechanical equipment, etc., and can solve problems such as poor reliability and complex structure
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[0020] Specific embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are only used to illustrate and explain the present invention, and are not intended to limit the present invention.
[0021] Such as figure 1 As shown, the present invention provides a variable compression ratio structure of an engine, including a crankcase 10 and a crankshaft 12 installed in the crankcase 10 through a main bearing housing 11, and the variable compression ratio structure of an engine includes an eccentric adjustment ring 20 and a drive mechanism, the eccentric adjustment ring 20 is sleeved on the main journal of the crankshaft 12 and installed in the main bearing seat 11, and the driving mechanism is used to drive the eccentric adjustment ring 20 to rotate in the main bearing seat 11 To change the position of the crankshaft 12 in the crankcase 10 . figure 1 R...
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