Technical Features of the Injector's Through-cylinder Sealing Structure

Technical characteristics:

1. A fuel injector through-cylinder sealing structure, comprising a fuel injector connector, a high-pressure fuel pipe nut, a high-pressure fuel pipe, and a cylinder head cover. The fuel injector connector penetrates the cylinder head cover wall and is connected to one end of the high-pressure fuel pipe, The high-pressure oil pipe nut is sleeved on the joint of the injector joint and the high-pressure oil pipe, and the outer wall of the high-pressure oil pipe nut is connected with the cylinder head cover. The characteristic is that the outer wall of the injector joint is provided with an annular groove, The annular groove is provided with a sealing ring, the high-pressure oil pipe nut is provided with an inner ring light hole adapted to the outer wall of the injector connector, and the outer wall of the front end of the injector connector is threadedly connected with the high-pressure oil pipe nut. 2. A fuel injector penetrating cylinder sealing structure according to claim 1, wherein the sealing ring is an o-ring. 3. The fuel injector penetrating cylinder sealing structure according to claim 1, wherein the inner ring aperture and the sealing ring have an interference fit.

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