Standing Device for Assisting Elderly People Indoors

Abstract

The device is mainly to solve the problem of difficulty for the elderly indoors to get up. The coordinated cooperation of the screw rod and the electric push rod is mainly used to realize the fitting of the motion end of the device to the motion curve of the elderly when standing, thereby further improving the comfort of the elderly Make the device more adaptable. In addition, the device is also equipped with a voice drive device, and the operation of the voice control device realizes man-machine coordination.

High-value utilization of recovered LiPF6 from retired lithium-ion batteries

“…4–8 The LIB production of China rose from 2.51 billion units in 2010 to 23.93 billion units in 2022, a 9.5-fold increase. 9–13 The global demand for lithium is expected to be about 800 000 tons (lithium carbonate equivalent) by 2025, and the domestic demand for cobalt and nickel will reach 32 000 and 231 000 tons, respectively. 14–16 The number of retired LIBs brought about by the huge market demand also shows a rapid growth trend.…”