Rear axle airbag inflating and deflating system and three-axle vehicle using same
A follow-up axle, charging and deflating technology, applied in vehicle components, elastic suspension, suspension and other directions, can solve the problems of high cost and complex lifting axle mechanism, achieve low cost, reduce axle load, and achieve simple Effect
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[0011] The specific embodiments of the present invention will be further described below in conjunction with the accompanying drawings.
[0012] An embodiment of an airbag inflation and deflation system for a tag axle
[0013] Such as figure 1 As shown, the airbag reverse gear inflation and deflation system of the tag axle includes two identical inflation and deflation units, and each inflation and deflation unit includes an airbag height control valve 1, a normally open solenoid valve 2, an overflow valve 3, and a follow-up valve. Dynamic bridge airbag 4, middle bridge airbag 5 and height control valve air intake pipeline 6. The air intake line 6 of the height control valve is connected to port 1 (intake port) of the airbag height control valve 1, and port 21 (air outlet) of the air bag height control valve 1 is connected to port 1 (normal port) of the normally open solenoid valve 2 , port 22 (air outlet) of the airbag height control valve 1 is connected to the air inlet of...
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