Self-pressurized device with high pressure chamber and low pressure chamber of closed air loop air suspension system
An air suspension, high and low pressure technology, used in suspension, elastic suspension, transportation and packaging, etc., can solve problems such as power consumption and energy waste, and achieve the effect of improving compression efficiency, avoiding energy loss and low cost
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[0020] As shown in the figure, the pressurization device of the closed-loop air circuit air suspension system of the high and low pressure chamber includes a cylindrical low pressure chamber 12, the low pressure chamber 12 is equipped with a piston 5 and a piston rod 6, one end of the piston 5 and the piston rod 6 is fixedly connected, and the piston The other end of the rod 6 is connected to the external excitation suspension; the piston 5 divides the low-pressure chamber 12 into the upper working chamber 13 and the lower working chamber 14; the air outlet c of the upper working chamber 13 and the air outlet d of the lower working chamber 14 respectively pass through the one-way valve C7 and one-way valve d8 are connected in parallel to one end of the high-pressure chamber 11; the other end of the high-pressure chamber 11 is respectively connected to the air pump 9 and the air spring 1 through the two-position three-way solenoid valve 10; the other end of the air pump 9 is conn...
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