Control oil way of variable valve timing device
A valve timing and oil circuit control technology, which is applied to valve devices, non-mechanically actuated valves, mechanical equipment, etc. Cost increase and other issues, to achieve the effect of shortening the longitudinal layout size, simplifying the structure design, and simple structure
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[0022] The structure of the present invention is further described below in conjunction with the accompanying drawings:
[0023] like figure 1 , 4 As shown, the control oil passage of the variable valve timing device of the present invention includes a main oil passage 16, an advance angle oil passage 17, and a retardation angle oil passage 18 arranged inside the front end of the cylinder head 1, wherein the main oil passage 16 starts from the bottom of the cylinder head 1. Introduced, the advance angle oil passage 17 and the late angle oil passage 18 are led out from the top of the cylinder head 1 .
[0024] like figure 1 , 2 , 3, the oil control valve mounting hole 14, the oil inlet hole 12, the oil inlet hole 10, the retard oil hole 11, and the oil return passage 19 are arranged inside the upper end of the front cover shell 15. The main oil passage 16 on the cylinder head 1 is in communication, the advance angle oil hole 10 is in communication with the advance angle oil...
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