Patent ID: 9540221
Date: 2017-01-10
CPC Classifications: B61F,B61K,B66F

Claim:
1. A self-adjusting supporting head, comprising a vehicle body lifting column ( 10 ) and a load-bearing detection device arranged on the vehicle body lifting column ( 10 ), the load-bearing detection device comprises a spring supporting plate ( 5 ), a spring ( 6 ), a limiting switch tip ( 8 ), a load limiting switch ( 9 ) and a floating load-bearing adjusting device, the floating load-bearing adjusting device is mounted at the top of the vehicle body lifting column ( 10 ) and the spring supporting plate ( 5 ) is arranged below the floating load-bearing adjusting device, the spring ( 6 ) is mounted on the periphery of the spring supporting plate ( 5 ), the upper end of the limiting switch tip( 8 ) is connected to the spring supporting plate ( 5 ) and on the low end side is provided with a load limiting switch ( 9 ), wherein the floating load-bearing adjusting device comprises a floating load-bearing block ( 1 ), a floating load-bearing mounting base ( 2 ) and a floating connector, the floating load-bearing block ( 1 ) is mounted at the upper end of the vehicle body lifting column ( 10 ), the floating load-bearing block mounting base ( 2 ) is mounted below the floating load-bearing block ( 1 ), the floating load-bearing block ( 1 ) is connected with the floating load-bearing block mounting base ( 2 ) by a floating connector, and the floating load-bearing block( 1 ) is in spherical fit with the floating load-bearing block mounting base( 2 ), a floating gap is formed by the floating connector between the floating load-bearing block ( 1 ) and the floating load-bearing block mounting base ( 2 ).