Double-air-bag rigidity stepless adjustable oil-gas spring
A technology of oil-pneumatic springs and double airbags, which is applied in the direction of springs, spring/shock absorbers, gas-hydraulic shock absorbers, etc., can solve the problem that there are few effective methods for adjusting the stiffness of the suspension system, and the suspension system cannot be realized Stepless adjustment of stiffness and other issues to achieve good sealing effect
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[0019] Such as figure 1 As shown, the oil-gas spring with infinitely adjustable stiffness includes: a lifting lug 1, a main piston rod 2, a first sealing ring 3, a guide sleeve 4, a second sealing ring 5, a guide 6, a main piston 7, a main cylinder 8. The main working cylinder constituted by the first gasket 9 and the flow hole 10 is connected to the oil pipe 11 at the upper end of the main working cylinder and connected to the auxiliary working cylinder at the other end of the oil pipe 11. The first sealing ring 3 and the guide sleeve 4 are arranged between the main piston rod 2 and the guide 6, the second sealing ring 5 and the first gasket 9 are arranged between the guide 6 and the main cylinder 8, and the flow hole 10 is provided on the main piston 7.
[0020] The damping valve assembly includes a valve body 13, a damping hole 14 provided on the valve body 13, a valve plate 12 fixed on the valve body 13 by a bolt 15 and a nut 18, and a valve plate 12 and a bolt 15 provided b...
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